CN107796522A - A kind of intelligent temperature measurement on-line monitoring system - Google Patents
A kind of intelligent temperature measurement on-line monitoring system Download PDFInfo
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- CN107796522A CN107796522A CN201711002162.9A CN201711002162A CN107796522A CN 107796522 A CN107796522 A CN 107796522A CN 201711002162 A CN201711002162 A CN 201711002162A CN 107796522 A CN107796522 A CN 107796522A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/024—Means for indicating or recording specially adapted for thermometers for remote indication
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/026—Means for indicating or recording specially adapted for thermometers arrangements for monitoring a plurality of temperatures, e.g. by multiplexing
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention discloses a kind of intelligent temperature measurement on-line monitoring system, it is related to intelligent temperature measurement technical field.The present invention includes wireless temperature measurement part and background monitoring part；Wireless temperature measurement part includes：Radio temperature sensor for real time on-line monitoring point being monitored temperature；For converging the wireless repeater of point being monitored temperature information；Wireless repeater terminal for real-time decoding transmission radio temperature sensor signal；Embedded radio measure and control instrument for online data Centralized Monitoring management；Background monitoring part includes：Wireless test and control all-in-one, wireless temperature measurement supervisor.The present invention to factory's key point temperature real-time radio by detecting, analyzing, warning output, improve flexibility ratio of the temp measuring system during measurement, realize user management, equipment control, data storage, historical data playback, alarm logging, warning output, and history curve and data can be shown and print out, reach low-power consumption and the unification of intelligent operation.
Description
Technical field
The invention belongs to intelligent temperature measurement technical field, more particularly to a kind of intelligent temperature measurement on-line monitoring system.
Background technology
Temp measuring method mainly has manual measurement and wired measuring.Manual measurement has very big danger, it is easy to causes
Injury to survey crew；Although wired measuring avoids the injury to survey crew, but because the method for wired measuring is
Make installation quite cumbersome come transmission measurement data, diverse and complicated mixed and disorderly device line by circuit, the flexibility of measurement substantially reduces,
Circuit is difficult to change once laying, and cost is also of a relatively high.Wireless temperature measurement system is the current technical issues that need to address, nothing
Line temp measuring system is mainly used in the power equipment in running, to High-low voltage switch cabinet busbar, electric binding terminal contact,
Factory's power components such as motor, controllable silicon intermediate frequency are entered trip temperature and monitored in real time, particularly each tie point of high-tension electricity equipment,
At disconnecting link contact, cable connection, the temperature at the position such as high-tension switch cabinet be monitored, prevent the equipment caused by temperature is too high therefore
Barrier, ensures the safe operation of power network.
Common wireless temperature measurement system is supervised by wireless temperature-measuring terminal, the wireless data aggregator for data relay and backstage
Subsystem composition is controlled, wireless temperature-measuring terminal sends cycle and temperature alarming threshold according to default temperature survey cycle, temperature data
The measurement parameters such as value enter the collection of trip temperature, and temperature data is sent to background monitoring subsystem by wireless data aggregator
System, the measurement parameter of wireless temperature-measuring terminal are fixed when dispatching from the factory, and can not neatly change various surveys during measurement
Parameter is measured, and in order to reduce the power consumption of system, wireless temperature measurement system can not reach low-power consumption and the unification of intelligent operation, because
This, there is provided a kind of intelligent temperature measurement on-line monitoring system, solve the above problems.
The content of the invention
It is an object of the invention to provide a kind of intelligent temperature measurement on-line monitoring system, by being provided with distributed wireless temperature
Sensor, wireless repeater, embedded radio measure and control instrument, wireless test and control all-in-one, monitoring host computer and monitoring and control management software are right
Factory's key point temperature real-time radio detection, analysis, warning output, by all data of wireless transmitting system, are solved existing
Temp measuring system can not neatly change various measurement parameters during measurement, low-power consumption can not be reached and intelligent operation
Unification, device line is cumbersome for installation and measures the problem of flexibility is low.
In order to solve the above technical problems, the present invention is achieved by the following technical solutions：
The present invention is a kind of intelligent temperature measurement on-line monitoring system, including wireless temperature measurement part and background monitoring part；It is described
Wireless temperature measurement part includes：Radio temperature sensor for real time on-line monitoring point being monitored temperature；It is monitored for converging
The wireless repeater of point temperature information；Wireless repeater terminal for real-time decoding transmission radio temperature sensor signal；With
In the embedded radio measure and control instrument of online data Centralized Monitoring management；The background monitoring part includes：For wireless collection,
Storage, display, the wireless test and control all-in-one of transmission point being monitored temperature；Wireless temperature measurement supervisor for monitoring data management.
Further, the radio temperature sensor is transmitted the temperature of point being monitored to nothing by way of being wirelessly transferred
Line repeater；The temperature of monitoring point is uploaded to by the radio temperature sensor according to setting time by way of being wirelessly transferred
Embedded radio measure and control instrument.
Further, the wireless repeater real-time reception and scroll radio temperature sensor transmission temperature；Institute
Wireless repeater is stated to be connected with wireless repeater terminal by way of being wirelessly transferred.
Further, by being wirelessly transferred after the wireless repeater terminal converges the temperature information decoding of point being monitored
Mode be uploaded to wireless temperature measurement supervisor；The embedded radio measure and control instrument passes through MODBUS-RUT agreements and wireless temperature measurement
Supervisor is connected.
Further, the wireless temperature measurement supervisor is connected by wireless transport module and alarm；The wireless temperature measurement
Supervisor is carried out data transmission by wireless transport module and controller.
Further, the wireless temperature measurement supervisor is connected by GPRS network and wireless test and control all-in-one；It is described wireless
Thermometric supervisor is connected with monitoring host computer and mobile phone respectively by GSM network.
The invention has the advantages that：
1st, the present invention by be provided with distributed wireless temperature sensor, wireless repeater, embedded radio measure and control instrument,
Wireless test and control all-in-one, monitoring host computer and monitoring and control management software, to factory's key point temperature real-time radio detection, analysis, alarm
Output, flexibility ratio of the temp measuring system during measurement is improved, various measurement parameters can be changed, realize user management, equipment
Management, data storage, historical data playback, alarm logging, warning output, are run by computer control system, and can show and
History curve and data are printed out, reach low-power consumption and the unification of intelligent operation.
2nd, the present invention is by all data of wireless transmitting system, transformed on the basis of former control system is not changed,
Without field wiring, the trouble of conventional instrument field wiring is saved, saves labour, saved cumbersome equipment point-detecting work, do
Prevent in advance to hidden danger, failure monitors in real time, improves the stability that equipment runs well, systematic sampling precision is high, it is reproducible,
Operation stability is strong, parallel efficiency is high, service life is long, work is easy.
Certainly, any product for implementing the present invention it is not absolutely required to reach all the above advantage simultaneously.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, used required for being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ability
For the those of ordinary skill of domain, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other attached
Figure.
Fig. 1 is the structured flowchart of intelligent temperature measurement on-line monitoring system of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained all other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Refer to shown in Fig. 1, the present invention is a kind of intelligent temperature measurement on-line monitoring system, including wireless temperature measurement part and backstage
Monitor portion；Wireless temperature measurement part includes：Radio temperature sensor for real time on-line monitoring point being monitored temperature；For converging
The wireless repeater of poly- point being monitored temperature information；Wireless repeater for real-time decoding transmission radio temperature sensor signal
Terminal；Embedded radio measure and control instrument for online data Centralized Monitoring management；Background monitoring part includes：For wirelessly adopting
Collection, storage, display, the wireless test and control all-in-one of transmission point being monitored temperature；Wireless temperature measurement management for monitoring data management
Machine, to factory's key point temperature real-time radio detection, analysis, warning output, improve spirit of the temp measuring system during measurement
Activity.
Wherein, radio temperature sensor is transmitted the temperature of point being monitored to wireless relay by way of being wirelessly transferred
Device；The temperature of monitoring point is uploaded to embedded radio by radio temperature sensor according to setting time by way of being wirelessly transferred
Measure and control instrument, radio temperature sensor can upload data by setting time, set to the temperature real time on-line monitoring of point being monitored
Parameter is flexible, is easily installed maintenance.
Wherein, wireless repeater real-time reception and scroll radio temperature sensor transmission temperature；Wireless repeater
It is connected by way of being wirelessly transferred with wireless repeater terminal, wireless repeater terminal decodes the temperature information of point being monitored
Wireless temperature measurement supervisor is uploaded to after convergence by way of being wirelessly transferred；Embedded radio measure and control instrument passes through MODBUS-RUT
Agreement is connected with wireless temperature measurement supervisor, wireless repeater energy real-time reception and the temperature for scrolling point being monitored, can show
With printout history curve and data.
Wherein, wireless temperature measurement supervisor is connected by wireless transport module and alarm；Wireless temperature measurement supervisor passes through nothing
Line transport module carries out data transmission with controller, and wireless temperature measurement supervisor passes through GPRS network and wireless test and control all-in-one phase
Connection；Wireless temperature measurement supervisor is connected with monitoring host computer and mobile phone respectively by GSM network, realizes that the setting of parameter, data are deposited
Storage and sound and light alarm.
One of the present embodiment has particular application as：
Embodiment one：
Radio temperature sensor uses YJCW -3000B/T watchband type wireless temperature-measuring sensors, is powered by high-energy battery,
2 microamperes of standby current, can setting time to transmitting data, distributed arrangement watchband type wireless temperature-measuring sensor, real-time online
The temperature of point being monitored is monitored, wireless repeater is sent to by being wirelessly transferred；
Wireless repeater uses WX -3000Z/T-X wireless relay text displays, is powered, realized low by DC5V power supplys
Energy consumption, display various temperature sensing data can be received, realizes the setting of alarm bound temperature, point being monitored temperature is carried out
Convergence, next wireless repeater terminal or embedded radio measure and control instrument are sent to by being wirelessly transferred；
The programmable display of embedded radio measure and control instrument, the tunnel of temperature number of contacts 3/6/9, has advanced memory technology, falls
Setup parameter remains to preserve after electricity, has RS485 communication interfaces, and MODBUS-RTU agreements can export metrical information, relay
The parameters such as state, high temperature alarm event record are uploaded to background monitoring system, realize the centralized management and monitoring of online data.
Embodiment two：
Radio temperature sensor uses YJCW -4000B/T watchband type passive and wireless temperature transducers, is born in 5A~5000A
Power taking, normal work are sensed under the conditions of charged current, avoids changing battery, reduces maintenance cost, avoids number caused by dead battery
According to loss, can setting time to transmitting data, distributed arrangement watchband type passive and wireless temperature transducer, real time on-line monitoring
The temperature of point being monitored, temperature sensor probe are in close contact with tested contact, and energy accurate measurement real time temperature, user can basis
The demand of oneself, flexible, convenient arrange parameter；
Wireless repeater uses WX -3000Z/T wireless repeaters, suitable for remote split type centralized Control occasion, leads to
Power supply power supply is crossed, packet can be passed up by setting time, sends and instructs to wireless temperature-measuring terminal, in whole temp measuring system
The network of whole wireless telecommunications is adjusted by it, multilayer screen technology, strong antijamming capability, software auxiliary error correction, can be applied
In factory's complex environment, and data acquisition is accurate, and transmission is reliable；
Wireless test and control all-in-one is powered by AC 220V power supplys, has the collection of contact temperature detecting wireless, storage, display function,
Expansible warning function, communication interface：RS485, using MODBUS-RTU communications protocol, a start bit, eight bit data position, nothing
Even-odd check, a stop position.Baud rate may be configured as 1200bps, 2400bps, 9600bps etc.；It can be achieved in Ethernet
Equipment network communicates, and realizes multiple wireless measurement temperature realtime curve.
Existing module, action control unit are given into integration under WINDOWS platform, foundation meets factory's monitoring number
According to the equipment of management, the man-machine interface of the object oriented style is realized using labview, parameter setting, data analysis, data deposit
The programming of storage, historical data playback, the printing of history waveform, alarm logging etc.；
After user inputs correct username and password, enter the operations such as the system that is advanced into, Modify password, management user；Enter
System testing main interface, administration interface are advanced into, also can Modify password；The real-time monitoring of wireless temperature is completed in system main interface
Display, Realtime Alerts, archives data, automatic report generation simultaneously are selected to print, historical data playback, alarm record, transfinited
Temperature setting etc.；In operations such as subscriber administration interface completes user's addition, user deletes, user right distribution, only keeper has
Authority enters operation；The packet of wireless relay text display transmitting can be received, and can quickly decode it display；Receive
The temperature data of multichannel repeater convergence, corresponds to real-time display one by one；Thermometric port number is changed, and it can be increased as needed
Subtract, be grouped；Dependence test result real-time display can be deleted voluntarily with storage, data storage user.Labour is saved, is saved cumbersome
Equipment point-detecting work, accomplish that hidden danger is prevented in advance, failure monitors in real time, improve equipment run well stability.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
At least one implementation of the present invention is contained in reference to specific features, structure, material or the feature that the embodiment or example describe
In example or example.In this manual, identical embodiment or example are not necessarily referring to the schematic representation of above-mentioned term.
Moreover, specific features, structure, material or the feature of description can close in any one or more embodiments or example
Suitable mode combines.
Present invention disclosed above preferred embodiment is only intended to help and illustrates the present invention.Preferred embodiment is not detailed
All details are described, it is only described embodiment also not limit the invention.Obviously, according to the content of this specification,
It can make many modifications and variations.This specification is chosen and specifically describes these embodiments, is to preferably explain the present invention
Principle and practical application so that skilled artisan can be best understood by and utilize the present invention.The present invention is only
Limited by claims and its four corner and equivalent.
Claims (6)
1. a kind of intelligent temperature measurement on-line monitoring system, it is characterised in that including wireless temperature measurement part and background monitoring part；
Wherein, the wireless temperature measurement part includes：
Radio temperature sensor for real time on-line monitoring point being monitored temperature；
For converging the wireless repeater of point being monitored temperature information；
Wireless repeater terminal for real-time decoding transmission radio temperature sensor signal；
Embedded radio measure and control instrument for online data Centralized Monitoring management；
Wherein, the background monitoring part includes：
For wireless collection, storage, display, the wireless test and control all-in-one for transmitting point being monitored temperature；
Wireless temperature measurement supervisor for monitoring data management.
A kind of 2. intelligent temperature measurement on-line monitoring system according to claim 1, it is characterised in that the wireless temperature sensing
Device is transmitted the temperature of point being monitored to wireless repeater by way of being wirelessly transferred；The radio temperature sensor is according to setting
Fix time and the temperature of monitoring point is uploaded to embedded radio measure and control instrument by way of being wirelessly transferred.
3. a kind of intelligent temperature measurement on-line monitoring system according to claim 1, it is characterised in that the wireless repeater is real
When receive and scroll radio temperature sensor transmission temperature；The wireless repeater is by way of being wirelessly transferred and nothing
Line repeater terminal is connected.
A kind of 4. intelligent temperature measurement on-line monitoring system according to claim 1, it is characterised in that：
The wireless repeater terminal will be uploaded to after the temperature information decoding convergence of point being monitored by way of being wirelessly transferred
Wireless temperature measurement supervisor；
The embedded radio measure and control instrument is connected by MODBUS-RUT agreements and wireless temperature measurement supervisor.
A kind of 5. intelligent temperature measurement on-line monitoring system according to claim 1, it is characterised in that the wireless temperature measurement management
Machine is connected by wireless transport module and alarm；The wireless temperature measurement supervisor is carried out by wireless transport module and controller
Data transfer.
A kind of 6. intelligent temperature measurement on-line monitoring system according to claim 1, it is characterised in that the wireless temperature measurement management
Machine is connected by GPRS network and wireless test and control all-in-one；The wireless temperature measurement supervisor is led with monitoring respectively by GSM network
Machine and mobile phone are connected.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711002162.9A CN107796522A (en) | 2017-10-24 | 2017-10-24 | A kind of intelligent temperature measurement on-line monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711002162.9A CN107796522A (en) | 2017-10-24 | 2017-10-24 | A kind of intelligent temperature measurement on-line monitoring system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111579575A (en) * | 2020-04-09 | 2020-08-25 | 海洋石油工程股份有限公司 | A on-line monitoring system for LNG storage tank evaporation rate test |
| CN112781718A (en) * | 2020-08-24 | 2021-05-11 | 山东普越能源科技有限公司 | Wireless monitoring sensor and wireless state monitoring system thereof |
| CN113503979A (en) * | 2021-05-27 | 2021-10-15 | 杭州电子科技大学 | Power cable wireless temperature measurement system |
| CN113984239A (en) * | 2021-10-22 | 2022-01-28 | 洛阳理工学院 | Fire-fighting robot chassis thermal protection multi-channel temperature acquisition system |
| CN116080715A (en) * | 2023-02-24 | 2023-05-09 | 中车沈阳机车车辆有限公司设备分公司 | Online monitoring and early warning system, device and method for power connector of long rail train unit |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101152077A (en) * | 2007-07-23 | 2008-04-02 | 北京爱心无限医疗技术开发有限公司 | Wireless intelligent tutelage system and method for medical treatment |
| CN102313316A (en) * | 2011-09-06 | 2012-01-11 | 北京同方瑞博数字技术有限公司 | Central-heating automatic monitoring, supervising and controlling system for indoor temperature |
| CN102818646A (en) * | 2012-07-27 | 2012-12-12 | 苏州迪芬德物联网科技有限公司 | High temperature environment resistant real time recording test method |
| CN103471722A (en) * | 2013-10-08 | 2013-12-25 | 珠海亿能电力科技有限公司 | Intelligent mobile on-line temperature measuring system |
| CN204203728U (en) * | 2014-01-26 | 2015-03-11 | 南京大全自动化科技有限公司 | Based on the substation equipment temperature monitoring radio communication device of Zigbee network |
| CN204788675U (en) * | 2015-05-20 | 2015-11-18 | 榕江供电局 | Passive wireless dry -type transformer temperature measurement system |
| CN105391043A (en) * | 2015-12-18 | 2016-03-09 | 华北电力大学 | Monitoring system of fault current limiter |
-
2017
- 2017-10-24 CN CN201711002162.9A patent/CN107796522A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101152077A (en) * | 2007-07-23 | 2008-04-02 | 北京爱心无限医疗技术开发有限公司 | Wireless intelligent tutelage system and method for medical treatment |
| CN102313316A (en) * | 2011-09-06 | 2012-01-11 | 北京同方瑞博数字技术有限公司 | Central-heating automatic monitoring, supervising and controlling system for indoor temperature |
| CN102818646A (en) * | 2012-07-27 | 2012-12-12 | 苏州迪芬德物联网科技有限公司 | High temperature environment resistant real time recording test method |
| CN103471722A (en) * | 2013-10-08 | 2013-12-25 | 珠海亿能电力科技有限公司 | Intelligent mobile on-line temperature measuring system |
| CN204203728U (en) * | 2014-01-26 | 2015-03-11 | 南京大全自动化科技有限公司 | Based on the substation equipment temperature monitoring radio communication device of Zigbee network |
| CN204788675U (en) * | 2015-05-20 | 2015-11-18 | 榕江供电局 | Passive wireless dry -type transformer temperature measurement system |
| CN105391043A (en) * | 2015-12-18 | 2016-03-09 | 华北电力大学 | Monitoring system of fault current limiter |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111579575A (en) * | 2020-04-09 | 2020-08-25 | 海洋石油工程股份有限公司 | A on-line monitoring system for LNG storage tank evaporation rate test |
| CN112781718A (en) * | 2020-08-24 | 2021-05-11 | 山东普越能源科技有限公司 | Wireless monitoring sensor and wireless state monitoring system thereof |
| CN113503979A (en) * | 2021-05-27 | 2021-10-15 | 杭州电子科技大学 | Power cable wireless temperature measurement system |
| CN113984239A (en) * | 2021-10-22 | 2022-01-28 | 洛阳理工学院 | Fire-fighting robot chassis thermal protection multi-channel temperature acquisition system |
| CN116080715A (en) * | 2023-02-24 | 2023-05-09 | 中车沈阳机车车辆有限公司设备分公司 | Online monitoring and early warning system, device and method for power connector of long rail train unit |
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Application publication date: 20180313 |