CN204464836U - Pressure insulation characterization pressure noncontact location switch cubicle in a kind of intelligence - Google Patents
Pressure insulation characterization pressure noncontact location switch cubicle in a kind of intelligence Download PDFInfo
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- CN204464836U CN204464836U CN201520069750.4U CN201520069750U CN204464836U CN 204464836 U CN204464836 U CN 204464836U CN 201520069750 U CN201520069750 U CN 201520069750U CN 204464836 U CN204464836 U CN 204464836U
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Abstract
This novel disclosing in a kind of intelligence presses insulation characterization pressure noncontact location switch cubicle, comprises cabinet, bus-bar room, cable vault, control room, handcart room, intelligent breaker, chassis vehicle, controller, insulating sleeve, upper contact arm, lower contact arm, dehumidifying blower fan, warm and humid transducer, noncontact potentiometer, drive motors, liquid crystal touch screen, full-view camera, temperature measurement component, sign detection components, pressure sensor; Described control room is equipped with controller, liquid crystal touch screen and full-view camera; Described handcart room is provided with intelligent breaker, chassis vehicle, and described dehumidifying fan outlet is communicated with air channel, and described full-view camera is that full visual angle is arranged; Basis is novel passes through three ring block form Surface testing assemblies, adopts condensation transducer, pollution sensor, Rockwell coil and warm and humid transducer to switch cubicle Intellectualized monitoring; Adopt pressure sensor to coordinate with noncontact potentiometer, the mechanical property of intelligent breaker is monitored, realizes the intellectuality of overall Medium Voltage Switchgear.
Description
Technical field
This novel relating in a kind of intelligence, presses central switch cabinet technical equipment field, particularly pressure insulation characterization pressure noncontact location switch cubicle in a kind of intelligence.
Background technology
Along with the popularization of intelligent grid, market active demand is correlated with smart machine, the intellectualized reconstruction of traditional transformer station and the intelligent Application of new design transformer station imperative; Power switch cabinet is one of equipment of commonly using the most of power domain, its reliability, safe operation and the trouble-saving that handling, fail safe directly can affect electric power system; Medium Voltage Switchgear is a kind of switching electrical equipment in power switch cabinet, and foreign current is introduced into master switch in cabinet through wire, then enters sub-control switch and each shunt is connected; Each shunt needs to arrange the balancing boom devices such as instrument, control and scheduling co-design assembly, monitoring assembly, various AC circuit breaker, controls, protects, measures, measures, monitoring etc. to circuit.
Medium Voltage Switchgear is along with the growth of service time, and the running status of switch cubicle can run down, and the various fault symptom of a trend can progressively manifest; Mechanical breakdown, insulation fault, heating accident, burst accident are major failure and the accident source of Medium Voltage Switchgear; Due to the manufacturing defect of natural cause (thunderbolt, condensation), equipment, the mistake of design and installation, repair quality is defective or operation maintenance is improper and the short circuit that causes or irregular operating state, all may cause accident in electric power system.Fault, once occur, must excise fault element rapidly and selectively.Self also there is potential safety hazard in Medium Voltage Switchgear, Medium Voltage Switchgear cabinet door in running is closed all the time, and operations staff cannot know that the actual working state of various components and parts in main electrical scheme state, switch cubicle in cabinet cannot be found out; Owing to being easy to when Medium Voltage Switchgear breaks down cause power grid accident and causing great economic loss, extensively adopt maintenance mode to be periodic inspection and to overhaul afterwards in prior art, overhaul can not the fault of discovering device early and defect afterwards; Periodic inspection lacks specific aim, protrusion-dispelling with accident, also cannot often cause the significant wastage of man power and material in advance, simultaneously because excessive maintenance also may bring new potential safety hazard.
The intellectuality of Medium Voltage Switchgear relates to many-sided intellectualized technologies such as measuring digitlization, net control, status visualization, information interaction, Intelligent medium-voltage switch cabinet is as control element most important in electric power system, and its automation and intellectuality are the intelligentized bases of grid equipment.And first the intellectuality of Medium Voltage Switchgear is the intellectuality of circuit breaker and the intellectuality of switch cubicle; Shortcoming of the prior art and deficiency are, insulating element condensation problem accounts for sizable ratio in insulation fault, the filth of insulating part causes insulation property to reduce, equipment state and life-span cannot understandings promptly and accurately, the person that has to need electrical management carries out artificial timing maintenance to scene, some potential faults can't by Timeliness coverage, and this is also the problem perplexing electric power safety production for many years; Usually leakage current is used to detect in prior art, but when insulating element generation leakage current, the insulation property of insulating element have produced irreversible change, cannot detect the dew condensation phenomenon of insulating element, pollution degree contamination phenomenon, detect and prevent in early days; Chassis vehicle of the prior art, in running, there will be mechanicalness or electrical resistance refuses to block up, cannot executable operations, cannot catch relevant state information again, once occur to bring about great losses to power transmission and transformation system when particularly refusing stifled; Real-time control, monitoring, diagnosis are carried out to Medium Voltage Switchgear; Insulating element condensation, pollution are patrolled and examined in early days, and can find that chassis vehicle refuses the assurance measures of stifled situation, the intelligent medium voltage switchgear of development corresponding function, and be dissolved in whole electrical network, guarantee the overall grid security of operation of generating, transmission of electricity, distribution, electricity consumption.
Utility model content
For solving the problems of the technologies described above, this novel providing in a kind of intelligence presses insulation characterization pressure noncontact location switch cubicle, for deficiency of the prior art, this novel employing vacuum intelligent circuit breaker and the design of intelligent cabinet, by the surface characteristics of senser element to insulating element, particularly the condensation situation of insulating element, surface filth sedimentation status of accumulating nutrient are monitored, and realize patrolling and examining, monitoring the condensation of insulating element, pollution degree, and coordinate leakage current to detect in early days; The chassis vehicle motor of intelligent breaker increases temperature sensor, when chassis vehicle refuses stifled generation, to be heated up overheated monitoring by motor, guarantee to find that chassis vehicle refuses stifled situation ahead of time, further by full-view camera, switch cubicle external environment condition is monitored; Intelligent breaker adopts pressure sensor to coordinate with noncontact potentiometer, monitors, thus realize the intellectuality of overall Medium Voltage Switchgear to the mechanical property of circuit breaker.
For achieving the above object, this novel technical scheme is as follows: pressure insulation characterization pressure noncontact location switch cubicle in a kind of intelligence, comprise cabinet, bus-bar room, cable vault, control room, handcart room, auxiliary engine room, cable separate space, instrument separate space, instrument transformer room, intelligent breaker, chassis vehicle, controller, copper busbar, insulating sleeve, five anti-interlockings, contact box, pole, upper contact arm, lower contact arm, dehumidifying blower fan, warm and humid transducer, noncontact potentiometer, drive motors, analog indicator, earthed switch, ground cutter control device, form, liquid crystal touch screen, full-view camera, cable, spreading-retracting button, control line box, air channel, major loop, temperature measurement component, characterize detection components, pressure sensor, condensation transducer, pollution sensor, Rockwell coil, temperature sensor, it is characterized in that:
Described cabinet is the rectangular box of sheet metal bent welding manufacture, and described cabinet is vertically divided into front cabinet and rear cabinet two part by median septum, is frontly arranged with three hinged sides in the same way cashier's office in a shop and opens actuating doors, and described actuating doors is provided with control panel, rear cabinet is provided with two hinged access doors in the same way, described front cabinet welded top is fixedly installed control line box, and described front cabinet inside is separated from top to bottom and is provided with control room, handcart room, auxiliary engine room, is provided with instrument separate space on rear side of described control room, descend separation to be provided with bus-bar room and cable vault after described cashier's office in a shop, be provided with cable separate space on rear side of described bus-bar room, described cable vault inner back side is equipped with instrument transformer room, multiple warm and humid transducer is provided with in described cabinet, described bus-bar room side is provided with copper busbar entrance, in described bus-bar room, assembling is fixedly installed contact box, fixed contact is equipped with in described contact box, described contact box is arranged with three in parallel, described copper busbar is connected with fixed contact by insulated terminal, and described fixed contact is corresponding with contact arm on intelligent breaker, cable entrance is provided with bottom described cable vault, in described cable vault, assembling is fixedly installed contact box, fixed contact is equipped with in described contact box, described contact box is arranged with three in parallel, described fixed contact is connected by copper busbar and described cable, instrument transformer room, and described fixed contact is corresponding with contact arm under intelligent breaker, be equipped with relay assembly and controller in described control room, the actuating doors of described control room be provided with liquid crystal touch screen and full-view camera, described handcart room is provided with intelligent breaker, described intelligent breaker fit beneath has chassis vehicle, described chassis vehicle is driven by drive motors, the temperature sensor that described drive motors assembles, described chassis vehicle is assemblied in bottom described handcart room by non-orbiting scroll, described intelligent breaker rear is provided with pole, upper contact arm and lower contact arm, described upper contact arm and lower contact arm can pass median septum and described bus-bar room, the corresponding interlocking of fixed contact in cable vault, described upper contact arm, lower contact arm end is equipped with Mume flower contact, described upper contact arm, lower contact arm is provided with insulating sleeve, the insulating sleeve outside of described upper contact arm and lower contact arm is fixedly equipped with the sign detection components of annular respectively, temperature measurement component and manometric module is provided with in described intelligent breaker, be provided with dehumidifying blower fan in described auxiliary engine room, the outlet of described dehumidifying blower fan is communicated with air channel, and described air channel is welded and fixed along median septum two sidepiece of described cabinet, and described air channel is connected with described bus-bar room, cable vault, control room, handcart room, median septum in described cable vault is spirally connected and is fixedly installed earthed switch and ground cutter control device, described earthed switch controls it by ground cutter control device and cut-offs or close, described full-view camera is movable to be arranged in swing arm, and described swing arm is controlled to swing, and described full-view camera is that the full visual angle of annular is arranged, Automatic continuous picked-up switch cubicle external environment condition image, liquid crystal touch screen picture signal and control panel picture signal, described control panel is provided with analog indicator, liquid crystal touch screen, form, spreading-retracting button.
Be spirally connected by support in described bus-bar room, cable vault, auxiliary engine room, handcart room and be provided with warm and humid transducer; Cabinet internal temperature, humidity variable signal described in described warm and humid Sensor monitoring; Described warm and humid transducer is connected in real time with described controller signals.
Described controller comprises data memory module, Intelligent control module, data processing module, data disaply moudle, protection control module, network communication module, environment parameter monitoring modular, intelligent breaker monitoring modular; Described controller is built-in with intelligent switchboard management software, and above-mentioned each functional module work of control and management, data-signal is sent to described data memory module by the control unit of described warm and humid transducer, full-view camera and intelligent breaker, by data processing module, the data in described data memory module are processed, according to preset intelligent switchboard management software, intelligent breaker monitoring modular, data disaply moudle, protection control module, network communication module, environment parameter monitoring modular real-time intelligentization are manipulated by Intelligent control module; Described data disaply moudle is connected with analog indicator and liquid crystal touch screen electric signal; Described network communication module is furnished with the communication interface following IEC61850 standard, make to form unified communications protocol between Intelligent medium-voltage switch cabinet and backstage monitoring system, the slitless connection exporting data and comprehensive automation system of transformer substation IEC61850 agreement can be realized, and with the power transmission and transformation equipment state overhauling aid decision-making system slitless connection of Utilities Electric Co..
Described intelligent breaker comprises framework, pole, operating mechanism, chassis vehicle, aviation socket, control unit, temperature measurement component, sign detection components, location assembly, upper contact arm, lower contact arm, Mume flower contact, panel, major loop; Described intelligent breaker is provided with temperature measurement component, characterizes detection components, location assembly; Operating mechanism is equipped with in described framework, described base of frame is equipped with chassis vehicle, described framework front is panel, rear is equipped with pole, described pole is provided with contact arm and lower contact arm, also comprise the temperature measurement component being arranged at described upper contact arm and lower contact arm front end, be set with the sign detection components be arranged on described upper contact arm and lower contact arm; Be arranged at the bottom of described pole, for detecting the location assembly of mechanical property; Be arranged at the control unit in described framework; Be arranged at the liquid crystal display apparatus on described framework; Described control unit respectively with described temperature measurement component, characterize detection components, location assembly is connected with liquid crystal display apparatus.
The sign detection components of described intelligent breaker is three-ring type structure arranged side by side, and described sign detection components is fixedly installed condensation transducer, pollution sensor and Rockwell coil; Described Rockwell coil is arranged on adapter ring, described condensation transducer and pollution sensor are separately positioned on two sides of described Rockwell coil, described Rockwell coil is the loop coil of a uniform winding on nonferromugnetic material, and described Rockwell coil is almost nil without hysteresis effect, phase error; There is measurement and relay protection function, volume is little, lightweight, safe and meets environmental requirement; Described condensation transducer is the hygrosensor of annular assembling, described pollution sensor is the infrared acquisition part of annular, described condensation transducer and pollution sensor are by carrying out Real-Time Monitoring, contrast and diagnosis to insulating sleeve outer surface feature, determine described insulating sleeve outer surface features data, and be connected with described controller.
The temperature measurement component of described intelligent breaker adopts radio temperature sensor, and described radio temperature sensor is wirelessly connected with described control unit signal; One end of described upper contact arm and lower contact arm is equipped with Mume flower contact, described temperature measurement component is arranged on described upper contact arm and lower contact arm near Mume flower contact place, when primary circuit is by electric current, the temperature of radio temperature sensor in temperature measurement component to Mume flower contact is directly measured, adopt wireless transmission method by the control unit sending circuit breaker to real-time for the digitized signal of Mume flower contact temperature, have the advantages that transmission is convenient and swift, flexibility is strong.
Described location assembly comprises operation insulator, pressure sensor, link gear and noncontact potentiometer, one end of described pressure sensor is fixedly connected with the moving conductive rod bottom vacuum interrupter by insulator, the other end is connected with described link gear by noncontact potentiometer, one end of described link gear is provided with a gear, described gear is meshed with the shaft gear on described noncontact potentiometer, it is dynamic that the force value change exported by pressure sensor obtains vacuum extinction indoor, the firm conjunction of fixed contact, firm branch, thus measure dynamic, the degree of wear of fixed contact, what the voltage change curve exported by described noncontact potentiometer understood vacuum interrupter opens distance, the parameter such as the excess of stroke and speed, complete the mechanical property on-line checkingi of vacuum interrupter, noncontact potentiometer extends the useful life of location assembly, the firm conjunction of the dynamic and static contact that the parameter recorded records using described pressure sensor, just branch, as datum mark, guarantee the true and accurate of parameter.
Drive motors in described chassis vehicle is equipped with temperature sensor, by the variations in temperature signal of drive motors described in temperature sensor monitors, described temperature sensor is connected with described control unit, and real-time temperature signal is sent in controller, by monitoring the temperature signal of chassis vehicle drive motors, contrast, diagnose, what confirm to judge described chassis vehicle refuses stifled phenomenon.
This is novel by intelligent switchboard and intelligent breaker, its intellectuality be embodied in the intelligent control of switch cubicle, actuating intellectuality, monitoring intelligent, data diagnosis intelligent, patrol and examine intellectuality, environment parameter monitoring intelligent, early warning intellectuality; Described intelligent breaker, by the running parameter of control unit Real-time Collection circuit breaker, to carry out divide-shut brake control, care and maintenance to circuit breaker, is manipulated circuit breaker intellectuality by control unit; Described chassis vehicle implements turnover by ground cutter control device and earthed switch divides closing operation, and relevant parameter realizes digitlization, the automation of on-line monitoring; Chassis vehicle and earthed switch realize Intellectualized electric manipulation.
This novel operation principle is: in order to ensure the safe and reliable operation of power equipment, and traditional regular test that has a power failure cannot meet the needs of power system development; In the urgent need to more effective intellectualized detection method, on-line intelligence Medium Voltage Switchgear monitoring technology stores power equipment running status long term monitoring and data, can reflect the reliability standard of power equipment in time, the operating accident potential of Timeliness coverage, prevents trouble before it happens; Medium Voltage Switchgear is the electric equipment based on circuit breaker; relevant High-Voltage Electrical Appliances and bus, insulator etc. are assemblied in metal cabinet that is closed or that open wide; as the device accepting and distribute electric energy in electric power system; carry important function such as cut-offfing and close power circuit, line fault protection, monitoring operation electric quantity data, its security reliability is particularly important.
Basis is novel provides integral switch cabinet Intelligent control system to solve deficiency of the prior art, the warm and humid monitoring of integrated switch cabinet on-line monitoring, environment, intelligent breaker manipulation with monitoring, chassis vehicle and earthing controls automatically, arc protection, protection observing and controlling, five anti-blocking functions, this is novel by switch cubicle intelligentized design, completes the condensation situation to Medium Voltage Switchgear inside humiture, insulating element, pollution degree monitoring, patrols and examines; By the intelligent alarm prompt facility of full-view camera visual control, controller, by the mutual integrated combination of intellectuality of Intelligent switch cabinet and vacuum circuit-breaker, independent acquisition storage running data, checkout equipment defect pipelines, alarm signal is sent, to take measures to avoid accident to occur before defect becomes fault; Fundamentally solve Medium Voltage Switchgear intelligent monitoring, patrol and examine, control, diagnose, the technical problem of early warning; Provide high-end Intelligent medium-voltage switch cabinet, and real-time control is carried out to switch cubicle, monitoring, diagnosis, internal and external environment patrol and examine, nobody patrols and examines visual safe operation to realize unattended operation.
Pass through technique scheme, the beneficial effect of this new technique scheme is: this novel employing vacuum intelligent circuit breaker and the design of intelligent cabinet, by the surface characteristics of senser element to insulating element, particularly the condensation situation of insulating element, surface filth sedimentation status of accumulating nutrient are monitored, the early stage condensation to insulating element of realization, pollution degree are patrolled and examined, are monitored, and coordinate leakage current to detect; The chassis vehicle motor of intelligent breaker increases temperature sensor, when chassis vehicle refuses stifled generation, to be heated up overheated monitoring by motor, guarantee to find that chassis vehicle refuses stifled situation ahead of time, further by full-view camera, switch cubicle external environment condition is monitored; Intelligent breaker adopts pressure sensor to coordinate with noncontact potentiometer, monitors, thus realize the intellectuality of overall Medium Voltage Switchgear to the mechanical property of circuit breaker; Insulating part condensation, pollution degree and leakage current in on-line monitoring switch cubicle; On-line monitoring switch machine characteristic curve and parameter; On-line monitoring switching value opening and closing state; Coordinate monitoring chassis vehicle displacement by noncontact potentiometer and pressure sensor, by chassis vehicle motor temperature sensor monitoring motor overheating situation, many kinds of measures guarantees the stable and reliable operation of overall intelligence Switching cabinet; By the control system of network-in-dialing, implement intelligent diagnostics, history data store, fault alarm function; Whole cabinet possesses perfect protection, control, measurement, metering, status monitoring, communication function, repair based on condition of component decision-making function; This novel control system is furnished with the communication interface following IEC 61850 standard, make to form unified communications protocol between intelligent switchboard and backstage monitoring system, the slitless connection exporting data and comprehensive automation system of transformer substation IEC61850 agreement can be realized, and with the power transmission and transformation equipment state overhauling aid decision-making system slitless connection of Utilities Electric Co.; Originally novel possess intelligent monitoring, diagnosis, early warning and manipulation function, and its structural design intelligence degree is high, and machinery and good electric property are safe and reliable to operation, long service life.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of this new embodiment, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only these some novel embodiments, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is pressure insulation characterization pressure noncontact location switch cabinet main view schematic diagram in the one intelligence disclosed in this new embodiment;
Fig. 2 is pressure insulation characterization pressure noncontact location switch cubicle close-up schematic view in the one intelligence disclosed in this new embodiment;
Fig. 3 is pressure insulation characterization pressure noncontact location switch cubicle insulating sleeve surface characteristics detection schematic diagram in the one intelligence disclosed in this new embodiment;
Fig. 4 is pressure insulation characterization pressure noncontact location switch cubicle left view schematic diagram in the one intelligence disclosed in this new embodiment;
Fig. 5 is pressure insulation characterization pressure noncontact location switch cubicle right view schematic diagram in the one intelligence disclosed in this new embodiment;
Fig. 6 is pressure insulation characterization pressure noncontact location switch cabinet chassis vehicle structural representation in the one intelligence disclosed in this new embodiment;
Fig. 7 is pressure insulation characterization pressure noncontact location switch cubicle location modular construction schematic diagram in the one intelligence disclosed in this new embodiment.
Numeral and the corresponding component title represented by letter in figure:
1. control room of cabinet 2. bus-bar room 3. cable vault 4.
5. handcart room 6. auxiliary engine room 7. cable separate space 8. instrument separate space
9. instrument transformer room 10. intelligent breaker 11. chassis vehicle 12. controller
Anti-interlocking 16. contact box of 13. copper busbar 14. insulating sleeve 15. 5
On 17. poles 18., contact arm 19. times contact arms 20. dehumidify blower fan
21. warm and humid transducer 22. noncontact potentiometer 23. drive motors 24. analog indicators
25. earthed switch 26. ground cutter control device 27. form 28. liquid crystal touch screens
29. full-view camera 30. cable 31. spreading-retracting button 32. control line boxes
33. air channel 34. major loop 35. temperature measurement components 36. characterize detection components
37. pressure sensor 38. condensation transducer 39. pollution sensor 40. Rockwell coils
41. temperature sensors
Embodiment
Below in conjunction with the accompanying drawing in this new embodiment, be clearly and completely described the technical scheme in this new embodiment, obviously, described embodiment is only this novel a part of embodiment, instead of whole embodiments.Embodiment in novel based on this, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope that this is novel protected.
According to Fig. 1 to Fig. 7, this novel providing in a kind of intelligence presses insulation characterization pressure noncontact location switch cubicle, comprise cabinet 1, bus-bar room 2, cable vault 3, control room 4, handcart room 5, auxiliary engine room 6, cable separate space 7, instrument separate space 8, instrument transformer room 9, intelligent breaker 10, chassis vehicle 11, controller 12, copper busbar 13, insulating sleeve 14, five anti-interlockings 15, contact box 16, pole 17, upper contact arm 18, lower contact arm 19, dehumidifying blower fan 20, warm and humid transducer 21, noncontact potentiometer 22, drive motors 23, analog indicator 24, earthed switch 25, ground cutter control device 26, form 27, liquid crystal touch screen 28, full-view camera 29, cable 30, spreading-retracting button 31, control line box 32, air channel 33, major loop 34, temperature measurement component 35, characterize detection components 36, pressure sensor 37, condensation transducer 38, pollution sensor 39, Rockwell coil 40, temperature sensor 41.
Described cabinet 1 is the rectangular box of sheet metal bent welding manufacture, and described cabinet is vertically divided into front cabinet and rear cabinet two part by median septum, is frontly arranged with three hinged sides in the same way cashier's office in a shop and opens actuating doors, and described actuating doors is provided with control panel, rear cabinet is provided with two hinged access doors in the same way, described front cabinet welded top is fixedly installed control line box 32, and described front cabinet inside is separated from top to bottom and is provided with control room 4, handcart room 5, auxiliary engine room 6, is provided with instrument separate space 8 on rear side of described control room 4, descend separation to be provided with bus-bar room 2 and cable vault 3 after described cashier's office in a shop, be provided with cable separate space 7 on rear side of described bus-bar room 2, described cable vault 3 inner back side is equipped with instrument transformer room 9, multiple warm and humid transducer 21 is provided with in described cabinet 1, described bus-bar room 2 side is provided with copper busbar 13 entrance, in described bus-bar room 2, assembling is fixedly installed contact box 16, fixed contact is equipped with in described contact box 16, described contact box is arranged with three in parallel, described copper busbar 13 is connected with fixed contact by insulated terminal, and described fixed contact is corresponding with contact arm 18 on intelligent breaker 10, cable 30 entrance is provided with bottom described cable vault 3, in described cable vault 3, assembling is fixedly installed contact box 16, fixed contact is equipped with in described contact box 16, described contact box 16 is arranged with three in parallel, described fixed contact is connected by copper busbar 13 and described cable 30, instrument transformer room 9, and described fixed contact and intelligent breaker 10 times contact arms 19 are corresponding, be equipped with relay assembly and controller 12 in described control room 4, the actuating doors of described control room 4 be provided with liquid crystal touch screen 28 and full-view camera 29, described handcart room 5 is provided with intelligent breaker 10, described intelligent breaker 10 fit beneath has chassis vehicle 11, described chassis vehicle 11 is driven by drive motors 23, the temperature sensor 41 of assembling on described drive motors 23, described chassis vehicle 11 is assemblied in bottom described handcart room 5 by non-orbiting scroll, described intelligent breaker 10 rear is provided with pole 17, upper contact arm 18 and lower contact arm 19, described upper contact arm 18 and lower contact arm 19 can pass median septum and described bus-bar room 2, the corresponding interlocking of fixed contact in cable vault 3, described upper contact arm 18, lower contact arm 19 end is equipped with Mume flower contact, described upper contact arm 18, lower contact arm 19 is provided with insulating sleeve 14, insulating sleeve 14 outside of described upper contact arm 18 and lower contact arm 19 is fixedly equipped with the sign detection components 36 of annular respectively, temperature measurement component 35 and manometric module is provided with in described intelligent breaker 10, dehumidifying blower fan 20 is provided with in described auxiliary engine room 6, the outlet of described dehumidifying blower fan 20 is communicated with air channel 33, described air channel 33 is welded and fixed along median septum two sidepiece of described cabinet 1, and described air channel 33 is connected with described bus-bar room 2, cable vault 3, control room 4, handcart room 5, median septum in described cable vault 3 is spirally connected and is fixedly installed earthed switch 25 and ground cutter control device 26, described earthed switch 25 controls it by ground cutter control device 26 and cut-offs or close, described full-view camera 29 is movable to be arranged in swing arm, described swing arm is controlled to swing, described full-view camera 29 is that the full visual angle of annular is arranged, Automatic continuous picked-up switch cubicle external environment condition image, liquid crystal touch screen 28 picture signal and control panel picture signal, described control panel is provided with analog indicator 24, liquid crystal touch screen 28, form 27, spreading-retracting button 31.
Be spirally connected by support in described bus-bar room 2, cable vault 3, auxiliary engine room 6, handcart room 5 and be provided with warm and humid transducer 21; Described warm and humid transducer 21 monitors described cabinet 1 internal temperature, humidity variable signal; Described warm and humid transducer 21 is connected in real time with described controller 12 signal.
Described controller 12 comprises data memory module, Intelligent control module, data processing module, data disaply moudle, protection control module, network communication module, environment parameter monitoring modular, intelligent breaker monitoring modular; Described controller 12 is built-in with intelligent switchboard management software, and above-mentioned each functional module work of control and management, data-signal is sent to described data memory module by the control unit of described warm and humid transducer 21, full-view camera 29 and intelligent breaker 10, by data processing module, the data in described data memory module are processed, according to preset intelligent switchboard management software, intelligent breaker monitoring modular, data disaply moudle, protection control module, network communication module, environment parameter monitoring modular real-time intelligentization are manipulated by Intelligent control module; Described data disaply moudle is connected with analog indicator 24 and liquid crystal touch screen 28 electric signal; Described network communication module is furnished with the communication interface following IEC61850 standard, make to form unified communications protocol between Intelligent medium-voltage switch cabinet and backstage monitoring system, the slitless connection exporting data and comprehensive automation system of transformer substation IEC61850 agreement can be realized, and with the power transmission and transformation equipment state overhauling aid decision-making system slitless connection of Utilities Electric Co..
Described intelligent breaker 10 comprises framework, pole 17, operating mechanism, chassis vehicle 11, aviation socket, control unit, temperature measurement component 35, characterizes detection components 36, location assembly, upper contact arm 18, lower contact arm 19, Mume flower contact, panel, major loop 34; Described intelligent breaker 10 is provided with temperature measurement component 35, characterizes detection components 36, location assembly; Operating mechanism is equipped with in described framework, described base of frame is equipped with chassis vehicle 11, described framework front is panel, rear is equipped with pole 17, described pole 17 is provided with contact arm 18 and lower contact arm 19, also comprise the temperature measurement component 35 being arranged at described upper contact arm 18 and lower contact arm 19 front end, be set with the sign detection components 36 be arranged on described upper contact arm 18 and lower contact arm 19; Be arranged at the bottom of described pole 17, for detecting the location assembly of mechanical property; Be arranged at the control unit in described framework; Be arranged at the liquid crystal display apparatus on described framework; Described control unit respectively with described temperature measurement component 35, characterize detection components 36, location assembly is connected with liquid crystal display apparatus.
The sign detection components 36 of described intelligent breaker 10 is three-ring type structure arranged side by side, and described sign detection components 36 is fixedly installed condensation transducer 38, pollution sensor 39 and Rockwell coil 40; Described Rockwell coil 40 is arranged on adapter ring, described condensation transducer 38 and pollution sensor 39 are separately positioned on two sides of described Rockwell coil 40, described Rockwell coil 40 is uniform winding loop coils on nonferromugnetic material, and described Rockwell coil 40 is almost nil without hysteresis effect, phase error; There is measurement and relay protection function, volume is little, lightweight, safe and meets environmental requirement; Described condensation transducer 38 is the hygrosensor of annular assembling, described pollution sensor 39 is the infrared acquisition part of annular, described condensation transducer 38 and pollution sensor 39 are by carrying out Real-Time Monitoring, contrast and diagnosis to insulating sleeve 14 outer surface feature, determine described insulating sleeve 14 outer surface features data, and be connected with described controller 12.
The temperature measurement component 35 of described intelligent breaker 10 adopts radio temperature sensor, and described radio temperature sensor is wirelessly connected with described control unit signal; One end of described upper contact arm 18 and lower contact arm 19 is equipped with Mume flower contact, described temperature measurement component 35 is arranged on described upper contact arm 18 and lower contact arm 19 near Mume flower contact place, when primary circuit is by electric current, the temperature of radio temperature sensor in temperature measurement component 35 to Mume flower contact is directly measured, adopt wireless transmission method by the control unit sending circuit breaker to real-time for the digitized signal of Mume flower contact temperature, have the advantages that transmission is convenient and swift, flexibility is strong.
Described location assembly comprises operation insulator, pressure sensor 37, link gear and noncontact potentiometer 22, one end of described pressure sensor 37 is fixedly connected with the moving conductive rod bottom vacuum interrupter by insulator, the other end is connected with described link gear by noncontact potentiometer 22, one end of described link gear is provided with a gear, described gear is meshed with the shaft gear on described noncontact potentiometer 22, it is dynamic that the force value change exported by pressure sensor 37 obtains vacuum extinction indoor, the firm conjunction of fixed contact, firm branch, thus measure dynamic, the degree of wear of fixed contact, what the voltage change curve exported by described noncontact potentiometer 22 understood vacuum interrupter opens distance, the parameter such as the excess of stroke and speed, complete the mechanical property on-line checkingi of vacuum interrupter, noncontact potentiometer 22 extends the useful life of location assembly, the firm conjunction of the dynamic and static contact that the parameter recorded records using described pressure sensor 37, just branch, as datum mark, guarantee the true and accurate of parameter.
Drive motors 23 in described chassis vehicle 11 is equipped with temperature sensor 41, the variations in temperature signal of described drive motors 23 is monitored by temperature sensor 41, described temperature sensor 41 is connected with described control unit, and real-time temperature signal is sent in controller 12, by monitoring the temperature signal of chassis vehicle 11 drive motors 23, contrast, diagnose, what confirm described chassis vehicle 11 refuses stifled phenomenon.
This is novel by intelligent switchboard and intelligent breaker 10, its intellectuality be embodied in the intelligent control of switch cubicle, actuating intellectuality, monitoring intelligent, data diagnosis intelligent, patrol and examine intellectuality, environment parameter monitoring intelligent, early warning intellectuality; Described intelligent breaker 10, by the running parameter of control unit Real-time Collection circuit breaker, to carry out divide-shut brake control, care and maintenance to circuit breaker, is manipulated circuit breaker intellectuality by control unit; Described chassis vehicle 11 implements turnover and earthed switch 25 points of closing operations by ground cutter control device 26, and relevant parameter realizes digitlization, the automation of on-line monitoring; Chassis vehicle and earthed switch realize Intellectualized electric manipulation.
Concrete operation step of the present utility model is: arranged by intelligent management software and liquid crystal touch screen 28 pairs of parameters, the inner temperature-humidity signal of automatic monitoring cabinet 1 and external image, the cut-offfing and close state of monitoring intelligent circuit breaker 10, simultaneously by the temperature measurement component 37 in intelligent breaker 10, surface characteristics detection components 36, the running status of location assembly to intelligent breaker 10 is monitored in real time, by the interactive correspondence between control unit and controller 12, Real-time Collection is carried out to the running parameter in intelligent breaker 10, and real time reaction is in described control unit and controller 12, described control unit processes by the data collected in above-mentioned each device, and the running parameter standard value be provided with in the data after process and described control unit is contrasted, and comparing result is sent to controller 12, further be transported to described liquid crystal touch screen 28 to show, staff can find out the operating state of described intelligent breaker 10 intuitively from described liquid crystal touch screen 28, also can by the show state of full-view camera 29 remote reviewing liquid crystal touch screen 28, be convenient to pinpoint the problems in real time, be convenient to carry out divide-shut brake control to intelligent breaker 10, care and maintenance, and various information-based parameter can be provided to be convenient to intelligentized control method, this novel all-in-one Intelligent switch cabinet control system, integrated switch cabinet on-line monitoring, insulating sleeve condensation is monitored, insulating sleeve pollution degree is monitored, intelligent breaker 10 manipulates and monitoring, electric chassis truck and earthing control automatically, arc protection, protection observing and controlling, five anti-interlocking 15 functions, complete Medium Voltage Switchgear inside, the monitoring of external environment condition parameter, patrol and examine, visual control, intelligent alarm prompt facility, by the mutual integrated combination of intellectuality of Intelligent switch cabinet and circuit breaker, independent acquisition storage running data, checkout equipment defect pipelines, alarm signal is sent before defect becomes fault, accident is avoided to occur to take measures, fundamentally solve Medium Voltage Switchgear intelligent monitoring, patrol and examine, control, diagnose, the technical problem of early warning, provide high-end Intelligent medium-voltage switch cabinet, and real-time control is carried out to switch cubicle, monitoring, diagnosis, internal and external environment patrol and examine, nobody patrols and examines visual safe operation to realize unattended operation.
By above-mentioned specific embodiment, this novel beneficial effect is: this novel employing vacuum intelligent circuit breaker and the design of intelligent cabinet, by the surface characteristics of senser element to insulating element, particularly the condensation situation of insulating element, surface filth sedimentation status of accumulating nutrient are monitored, the early stage condensation to insulating element of realization, pollution degree are patrolled and examined, are monitored, and coordinate leakage current to detect; The chassis vehicle motor of intelligent breaker increases temperature sensor, when chassis vehicle refuses stifled generation, to be heated up overheated monitoring by motor, guarantee to find that chassis vehicle refuses stifled situation ahead of time, further by full-view camera, switch cubicle external environment condition is monitored; Intelligent breaker adopts pressure sensor to coordinate with noncontact potentiometer, monitors, thus realize the intellectuality of overall Medium Voltage Switchgear to the mechanical property of circuit breaker; Insulating part condensation, pollution degree and leakage current in on-line monitoring switch cubicle; On-line monitoring switch machine characteristic curve and parameter; On-line monitoring switching value opening and closing state; Coordinate monitoring chassis vehicle displacement by noncontact potentiometer and pressure sensor, by chassis vehicle motor temperature sensor monitoring motor overheating situation, many kinds of measures guarantees the stable and reliable operation of overall intelligence Switching cabinet; By the control system of network-in-dialing, implement intelligent diagnostics, history data store, fault alarm function; Whole cabinet possesses perfect protection, control, measurement, metering, status monitoring, communication function, repair based on condition of component decision-making function; This novel control system is furnished with the communication interface following IEC 61850 standard, make to form unified communications protocol between intelligent switchboard and backstage monitoring system, the slitless connection exporting data and comprehensive automation system of transformer substation IEC61850 agreement can be realized, and with the power transmission and transformation equipment state overhauling aid decision-making system slitless connection of Utilities Electric Co.; Originally novel possess intelligent monitoring, diagnosis, early warning and manipulation function, and its structural design intelligence degree is high, and machinery and good electric property are safe and reliable to operation, long service life.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses novel.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from these novel spirit or scope, can realize in other embodiments.Therefore, basis is novel can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. pressure insulation characterization pressure noncontact location switch cubicle in an intelligence, it is characterized in that, comprise cabinet, bus-bar room, cable vault, control room, handcart room, auxiliary engine room, cable separate space, instrument separate space, instrument transformer room, intelligent breaker, chassis vehicle, controller, copper busbar, insulating sleeve, five anti-interlockings, contact box, pole, upper contact arm, lower contact arm, dehumidifying blower fan, warm and humid transducer, noncontact potentiometer, drive motors, analog indicator, earthed switch, ground cutter control device, form, liquid crystal touch screen, full-view camera, cable, spreading-retracting button, control line box, air channel, major loop, temperature measurement component, characterize detection components, pressure sensor, condensation transducer, pollution sensor, Rockwell coil, temperature sensor, described cabinet is the rectangular box of sheet metal bent welding manufacture, and described cabinet is vertically divided into front cabinet and rear cabinet two part by median septum, is frontly arranged with three hinged sides in the same way cashier's office in a shop and opens actuating doors, and described actuating doors is provided with control panel, rear cabinet is provided with two hinged access doors in the same way, described front cabinet welded top is fixedly installed control line box, and described front cabinet inside is separated from top to bottom and is provided with control room, handcart room, auxiliary engine room, is provided with instrument separate space on rear side of described control room, descend separation to be provided with bus-bar room and cable vault after described cashier's office in a shop, be provided with cable separate space on rear side of described bus-bar room, described cable vault inner back side is equipped with instrument transformer room, multiple warm and humid transducer is provided with in described cabinet, described bus-bar room side is provided with copper busbar entrance, in described bus-bar room, assembling is fixedly installed contact box, fixed contact is equipped with in described contact box, described contact box is arranged with three in parallel, described copper busbar is connected with fixed contact by insulated terminal, and described fixed contact is corresponding with contact arm on intelligent breaker, cable entrance is provided with bottom described cable vault, in described cable vault, assembling is fixedly installed contact box, fixed contact is equipped with in described contact box, described contact box is arranged with three in parallel, described fixed contact is connected by copper busbar and described cable, instrument transformer room, and described fixed contact is corresponding with contact arm under intelligent breaker, be equipped with relay assembly and controller in described control room, the actuating doors of described control room be provided with liquid crystal touch screen and full-view camera, described handcart room is provided with intelligent breaker, described intelligent breaker fit beneath has chassis vehicle, described chassis vehicle is driven by drive motors, the temperature sensor that described drive motors assembles, described chassis vehicle is assemblied in bottom described handcart room by non-orbiting scroll, described intelligent breaker rear is provided with pole, upper contact arm and lower contact arm, described upper contact arm and lower contact arm can pass median septum and described bus-bar room, the corresponding interlocking of fixed contact in cable vault, described upper contact arm, lower contact arm end is equipped with Mume flower contact, described upper contact arm, lower contact arm is provided with insulating sleeve, the insulating sleeve outside of described upper contact arm and lower contact arm is fixedly equipped with the sign detection components of annular respectively, temperature measurement component and manometric module is provided with in described intelligent breaker, be provided with dehumidifying blower fan in described auxiliary engine room, the outlet of described dehumidifying blower fan is communicated with air channel, and described air channel is welded and fixed along median septum two sidepiece of described cabinet, and described air channel is connected with described bus-bar room, cable vault, control room, handcart room, median septum in described cable vault is spirally connected and is fixedly installed earthed switch and ground cutter control device, described earthed switch controls it by ground cutter control device and cut-offs or close, described full-view camera is movable to be arranged in swing arm, and described swing arm is controlled to swing, and described full-view camera is that the full visual angle of annular is arranged, Automatic continuous picked-up switch cubicle external environment condition image, liquid crystal touch screen picture signal and control panel picture signal, described control panel is provided with analog indicator, liquid crystal touch screen, form, spreading-retracting button.
2. pressure insulation characterization pressure noncontact location switch cubicle in a kind of intelligence according to claim 1, it is characterized in that, being spirally connected by support in described bus-bar room, cable vault, auxiliary engine room, handcart room is provided with warm and humid transducer; Cabinet internal temperature, humidity variable signal described in described warm and humid Sensor monitoring; Described warm and humid transducer is connected in real time with described controller signals.
3. pressure insulation characterization pressure noncontact location switch cubicle in a kind of intelligence according to claim 1, it is characterized in that, described intelligent breaker comprises framework, pole, operating mechanism, chassis vehicle, aviation socket, control unit, temperature measurement component, sign detection components, location assembly, upper contact arm, lower contact arm, Mume flower contact, panel, major loop; Described intelligent breaker is provided with temperature measurement component, characterizes detection components, location assembly; Operating mechanism is equipped with in described framework, described base of frame is equipped with chassis vehicle, described framework front is panel, rear is equipped with pole, described pole is provided with contact arm and lower contact arm, also comprise the temperature measurement component being arranged at described upper contact arm and lower contact arm front end, be set with the sign detection components be arranged on described upper contact arm and lower contact arm; Be arranged at the bottom of described pole, for detecting the location assembly of mechanical property; Be arranged at the control unit in described framework; Be arranged at the liquid crystal display apparatus on described framework; Described control unit respectively with described temperature measurement component, characterize detection components, location assembly is connected with liquid crystal display apparatus.
4. pressure insulation characterization pressure noncontact location switch cubicle in a kind of intelligence according to claim 3, it is characterized in that, the sign detection components of described intelligent breaker is three-ring type structure arranged side by side, and described sign detection components is fixedly installed condensation transducer, pollution sensor and Rockwell coil; Described Rockwell coil is arranged on adapter ring, described condensation transducer and pollution sensor are separately positioned on two sides of described Rockwell coil, described Rockwell coil is the loop coil of a uniform winding on nonferromugnetic material, and described Rockwell coil is almost nil without hysteresis effect, phase error; There is measurement and relay protection function, volume is little, lightweight, safe and meets environmental requirement; Described condensation transducer is the hygrosensor of annular assembling, described pollution sensor is the infrared acquisition part of annular, described condensation transducer and pollution sensor are by carrying out Real-Time Monitoring, contrast and diagnosis to insulating sleeve outer surface feature, determine described insulating sleeve outer surface features data, and be connected with described controller.
5. pressure insulation characterization pressure noncontact location switch cubicle in a kind of intelligence according to claim 3, it is characterized in that, described intelligent breaker temperature measurement component is radio temperature sensor, and described radio temperature sensor is wirelessly connected with described control unit signal; Described upper contact arm and lower contact arm one end are equipped with Mume flower contact, described temperature measurement component is arranged on described upper contact arm and lower contact arm near Mume flower contact place, when primary circuit is by electric current, the temperature of radio temperature sensor in temperature measurement component to Mume flower contact is directly measured, and adopts wireless transmission method by the control unit sending circuit breaker to real-time for the digitized signal of Mume flower contact temperature.
6. pressure insulation characterization pressure noncontact location switch cubicle in a kind of intelligence according to claim 3, it is characterized in that, described location assembly comprises operation insulator, pressure sensor, link gear and noncontact potentiometer, one end of described pressure sensor is fixedly connected with the moving conductive rod bottom vacuum interrupter by insulator, the other end is connected with described link gear by noncontact potentiometer, one end of described link gear is provided with a gear, described gear is meshed with the shaft gear on described noncontact potentiometer, it is dynamic that the force value change exported by pressure sensor obtains vacuum extinction indoor, the firm conjunction of fixed contact, firm branch, thus measure dynamic, the degree of wear of fixed contact, what the voltage change curve exported by described noncontact potentiometer understood vacuum interrupter opens distance, the excess of stroke and speed parameter, to the mechanical property on-line checkingi of vacuum interrupter, what the parameter recorded recorded with described pressure sensor moves, the firm conjunction of fixed contact, firm branch is as datum mark, guarantee the true and accurate of parameter.
7. pressure insulation characterization pressure noncontact location switch cubicle in a kind of intelligence according to claim 3, it is characterized in that, drive motors in described chassis vehicle is equipped with temperature sensor, by the variations in temperature signal of drive motors described in temperature sensor monitors, described temperature sensor is connected with described control unit, and real-time temperature signal is sent in controller, by monitoring the temperature signal of chassis vehicle drive motors, contrast, diagnose, what judge described chassis vehicle refuses stifled phenomenon.
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| CN104917091A (en) * | 2015-07-09 | 2015-09-16 | 新疆特变电工自控设备有限公司 | Plateau type intelligent withdrawable alternating-current metal-enclosed switchgear |
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