CN102761120A - Communication networking control method of high-power DC voltage source bus - Google Patents
Communication networking control method of high-power DC voltage source bus Download PDFInfo
- Publication number
- CN102761120A CN102761120A CN2012102160839A CN201210216083A CN102761120A CN 102761120 A CN102761120 A CN 102761120A CN 2012102160839 A CN2012102160839 A CN 2012102160839A CN 201210216083 A CN201210216083 A CN 201210216083A CN 102761120 A CN102761120 A CN 102761120A
- Authority
- CN
- China
- Prior art keywords
- communication
- power
- wire system
- central controller
- voltage source
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/242—Home appliances
Landscapes
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Abstract
The invention belongs to an electric method class, in particular relates to a communication networking control method of a high-power DC voltage source bus. The communication networking control method of the high-power DC voltage source bus comprises the following steps of: converting the AC of a power distribution network into a DC voltage source; connecting to a two-wire system distribution network through high-frequency wave trappers, and connecting the two-wire system distribution network to all intelligent household equipment needing communication networking control and a unique central controller, wherein power supply input interfaces of the intelligent household equipment and the unique central controller which are connected to the two-wire system distribution network are all provided with the high-frequency wave trappers, and communication interfaces are connected to the two-wire system distribution network through a DC isolation capacitor and a high-frequency pulse transformer; compiling unique non-repetitive digital identification numbers for all the intelligent household equipment connected to the two-wire system distribution network by the central controller, and completing command transmission and data exchange with targeted intelligent household equipment by adopting a principal and subordinate question-answer mode. The invention is reasonable in scheme, easy to wire, low in cost and suitable for multiple occasions which need high-power power supply dispatching and the communication networking control.
Description
Technical field
The invention belongs to the electric approach class, specifically is a kind of communication networking control method of high power DC voltage source bus.
Background technology
Along with the continuous progress of technology of Internet of things, be that the intelligent domestic system of representative has obtained fast development with functions such as intelligent lighting, intelligent security guard, household electrical appliances Long-distance Control.Intelligent domestic system merges sensing technology, automation, telecommunication control technology in one, has the bus network of bidirectional communication function through various household electric appliances are inserted, thereby gives that they are more, control mode more flexibly.Yet its wire structures of traditional home dwelling generally only provides the AC power bus of two-wire system, realize the networking control of intelligent home device, needs to lay special-purpose communication bus network, and not only transformation process complicacy but also improvement cost are huge.Aspect the Smart Home communication networking control of exempting to connect up; Present existing technology is mainly low pressure power frequency AC carrier communication and short-distance radio communication dual mode, and the influence that the former receives increasing power electronics power-supply device and power distribution network self disturbance is difficult to guarantee the communication speed and the communication reliability of networking communication process; The latter receives increasing wireless telecommunications system interference effect, under domestic environment, also has lower communication reliability, and owing to the wireless networking leakage signal, also causes other potential safety hazard easily.In to the Smart Home application, aspect dispensing of domestic electric appliance power supply and the communication networking control, also there is not the two-wire system bus control method that a kind of topology is simple, wiring is flexible, communication is reliable, communication speed is high at present.
Summary of the invention
The present invention is directed to the phenomenal growth of dc suppling equipment proportion in deficiency and the intelligent domestic system of prior art; Provide that a kind of scheme is reasonable, wiring is simple, cost is low, and the communication networking control method of high power DC voltage source bus that can the elevator system flexibility.
Technical scheme of the present invention is following:
A kind of communication networking control method of high power DC voltage source bus is characterized in that: adopt one high power AC-direct current conversion electric power to convert the power distribution network alternating current into direct voltage source; Direct voltage source after the conversion is connected to the two-wire system routing network through high-frenquency current blocking device, and this network is connected to the intelligent home device that all needs communication networking control and unique central controller simultaneously; Be connected to the intelligent home device and the central controller of two-wire system routing network, its power input interface is equipped with high-frenquency current blocking device, and its communication interface is connected to the two-wire system routing network through dc-isolation electric capacity and high-frequency pulse transformer; Central controller is worked out unique non-repetitive digital identity numbering to the intelligent home device that all is connected to the two-wire system routing network; In the communication process; Central controller at first is connected with the communication of destination object through sending a digital coding activation consistent with target intelligent home device digital identity numbering; Central controller adopts the mode of principal and subordinate's question and answer to accomplish instruction transmission and exchanges data (central controller is as main frame, and the target intelligent home device is as slave) with the target intelligent home device then; To being connected to a plurality of intelligent home devices in the two-wire system routing network, central controller adopts the time period to cut apart and the mode of take turns continuous query is accomplished instruction transmission and exchanges data task one by one.
Central controller of the present invention and intelligent home device; Its communication interface adopts high-frequency ac amplitude modulation mode to realize the transmission of communication signal; When communication signal sends; At first the high frequency ac signal with original figure communication pulse to be sent and high-frequency generator generation carries out which amplitude modulation through multiplying operational circuit (like logical AND gate circuit, analog multiplier); Then be connected to the primary side that sends high frequency transformer through pulse power amplifier, dc-isolation electric capacity, the secondary side that sends high frequency transformer directly is connected with the two-wire system routing network through dc-isolation electric capacity; The communication signal receiving terminal; Receiving the high frequency transformer primary side directly is connected with the two-wire system routing network through dc-isolation electric capacity; Receiving the high frequency transformer secondary side is connected with band pass filter, signal amplifier, detecting circuit successively; Exchanged communication signal by the high frequency carrier of amplitude modulation and transfer to the reception high frequency transformer through the two-wire system routing network from sending high frequency transformer; Wherein high-frequency ac carrier communication signal transfers to band pass filter through dc-isolation electric capacity with reaching the reception high frequency transformer, and handles and obtain and the consistent digital communication pulse of original figure communication pulse that is sent out through signal amplifier, detecting circuit.
The present invention is through the direct current frequency range dispensing high-power DC power supply of two-wire system routing network; Through high-frequency ac frequency range transmitted in both directions Amplitude Modulation High Frequency AC signal; Make full use of the two-wire system routing network in the signals in different frequency bands transmittability, realize its communication networking control when high-power DC power supply is distributed to a plurality of intelligent home device; The power input interface that the outlet of direct voltage source and all are connected to two-wire system routing network equipment is equipped with high-frenquency current blocking device; This makes the high-frequency ac frequency range of two-wire system routing network only be used for the transmission of Amplitude Modulation High Frequency AC signal; The communication process antijamming capability is strong, and communication speed and reliability are high.When the two-wire system routing network adopts ring topology, can also realize supplying power dual redundant with communication line is resisted single-point line interruption fault.Can realize the remote monitoring function of whole communication networking control appliances behind the central controller access of the present invention the Internet.
The present invention is based on the high power DC power supply, adopt the two-wire system bus and support the intelligent home device communication networking control method of tree-like, star, annular wiring topology, reach the effect of simplifying line construction and elevator system flexibility; Scheme is reasonable, wiring is simple, cost is low, is applicable to the multiple occasion that needs large power supply dispensing and communication networking to control.
Description of drawings
Accompanying drawing is a sketch map of the present invention.
Embodiment
As shown in the figure, a kind of communication networking control method of high power DC voltage source bus is characterized in that:
A, convert power distribution network AC power 1 into direct voltage source with high power AC-direct current conversion electric power 2, the direct voltage source output after the conversion is connected to two-wire system routing network 4 through high-frenquency current blocking device 3;
Be connected with central controller 5, intelligent home device 6 on B, the two-wire system routing network 4; The number of connection of intelligent home device 6 on two-wire system routing network 4 has a plurality of, and intelligent home device 6 its internal structures are identical with central controller 5 with input power interface part in the communication interface part;
C, central controller 5, intelligent home device 6 mainly are made up of digitial controller 11, input power module, communication sending module, communication receiver module; Wherein input power module is made up of high-frenquency current blocking device 7, supply voltage adjuster 10; The communication sending module is made up of Amplitude Modulation High Frequency carrier module 13, transmission high frequency transformer circuit 8; The communication receiver module is by receiving high frequency transformer circuit 9, and bandpass filtering, signal amplify, detection module 12 constitutes;
D, central controller 5, intelligent home device 6 all obtain high-power DC power supply through the input power module that is made up of high-frenquency current blocking device 7 and supply voltage adjustment 10 from two-wire system routing network 4;
E, carry out communication networking when control; The digitial controller 11 of central controller 5 earlier through Amplitude Modulation High Frequency carrier module 13, send high frequency transformer circuit 8 and send a string and communication target-be chosen intelligent home device 6 digital identities to number consistent code signal to two-wire system routing network 4; Transferred to the reception high frequency transformer circuit 9 of whole intelligent home devices 6 by the Amplitude Modulation High Frequency AC signal of this code signal modulation through two-wire system routing network 4, and through bandpass filtering, signal amplify, detection module 12 handles and obtains code signal.
F, code signal by digitial controller 11 identifications of the intelligent home device 6 of communication target-selected after; Central controller 5 is activated with the order circuit of the intelligent home device of selecting 6; Central controller 5 is accomplished with the instruction transmission and the exchange data using principal and subordinate interrogation reply system of the intelligent home device of selecting 6; Central controller 5 is a main frame, and selected intelligent home device 6 is a slave;
G, central controller 5 send the different coding signal through timesharing, and the order circuit between activation and the different intelligent home equipment 6 adopts the mode of poll and the whole intelligent home devices that are connected to two-wire system routing network 46 realization instructions to transmit and exchanges data.
Amplitude Modulation High Frequency carrier module 13 of the present invention can be the high-frequency ac amplitude-modulated signal with the original figure communication pulse modulation that digitial controller 11 sends; Modulation employing multiplying operational circuit such as analog switch, logical AND gate circuit, analog multiplier realize that the transmission form of communication signal in two-wire system routing network 4, transmission high frequency transformer circuit 8, reception high frequency transformer circuit 9 is the Amplitude Modulation High Frequency AC signal.
High-frenquency current blocking device 3 of the present invention is identical with high-frenquency current blocking device 7 structures; AC signal transmission path below all can two-way blocking-up Amplitude Modulation High Frequency carrier communication signal band, bandpass filtering of the present invention, signal amplify, detection module 12 has gating Amplitude Modulation High Frequency carrier communication signal and block the effect of other frequency band AC signals.
Two-wire system routing network of the present invention 4 dispensing high-power DC power supply to central controllers 5 can instantaneously carry out central controller 5 and any two-way data communication of selecting between the intelligent home device 6 synchronously with all during connection of intelligent home equipment 6; Communication process and DC power supply delivery process are independent of each other, and the DC power supply dispensing of communication process two-wire system routing network 4 does not have interruption.
Claims (3)
1. the communication networking control method of a high power DC voltage source bus is characterized in that: adopt one high power AC-direct current conversion electric power to convert the power distribution network alternating current into direct voltage source; Direct voltage source after the conversion is connected to the two-wire system routing network through high-frenquency current blocking device, and this network is connected to the intelligent home device that all needs communication networking control and unique central controller simultaneously; Be connected to the intelligent home device and the central controller of two-wire system routing network, its power input interface is equipped with high-frenquency current blocking device, and its communication interface is connected to the two-wire system routing network through dc-isolation electric capacity and high-frequency pulse transformer; Central controller is worked out unique non-repetitive digital identity numbering to the intelligent home device that all is connected to the two-wire system routing network; In the communication process; Central controller at first is connected with the communication of destination object through sending a digital coding activation consistent with target intelligent home device digital identity numbering, and the mode of central controller employing principal and subordinate question and answer is accomplished instruction transmission and the exchanges data with the target intelligent home device then.
2. the communication networking control method of high power DC voltage source bus according to claim 1; It is characterized in that: central controller, the intelligent domestic appliance controller are made up of digitial controller, input power module, communication sending module, communication receiver module; Wherein input power module is made up of high-frenquency current blocking device, supply voltage adjuster; The communication sending module is made up of Amplitude Modulation High Frequency carrier module, transmission high frequency transformer circuit; The communication receiver module is by receiving the high frequency transformer circuit, and bandpass filtering, signal amplify, the detection module constitutes.
3. the communication networking control method of high power DC voltage source bus according to claim 1 and 2; It is characterized in that: to being connected to a plurality of intelligent home devices in the two-wire system routing network, central controller adopts the time period to cut apart and the mode of take turns continuous query is accomplished instruction transmission and exchanges data task one by one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102160839A CN102761120A (en) | 2012-06-25 | 2012-06-25 | Communication networking control method of high-power DC voltage source bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102160839A CN102761120A (en) | 2012-06-25 | 2012-06-25 | Communication networking control method of high-power DC voltage source bus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102761120A true CN102761120A (en) | 2012-10-31 |
Family
ID=47055477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012102160839A Pending CN102761120A (en) | 2012-06-25 | 2012-06-25 | Communication networking control method of high-power DC voltage source bus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102761120A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107302262A (en) * | 2017-05-05 | 2017-10-27 | 上海空间电源研究所 | The space in-orbit information network-building method of high-power power-supply system |
| CN108667707A (en) * | 2018-05-21 | 2018-10-16 | 北京蓝尊科技有限公司 | Bidirectional high speed communication device based on ac high-voltage high frequency |
| CN111077469A (en) * | 2019-11-27 | 2020-04-28 | 上海辛格林纳新时达电机有限公司 | Power supply monitoring system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101136828A (en) * | 2007-09-27 | 2008-03-05 | 广州市聚晖电子科技有限公司 | RS485 based multi-host machine wired serial communication method |
| CN201584968U (en) * | 2009-12-10 | 2010-09-15 | 北京中电飞华通信股份有限公司 | User control terminal communication device |
| CN101958817A (en) * | 2010-07-17 | 2011-01-26 | 刘利华 | Intelligent home information management system |
| CN102325065A (en) * | 2011-07-14 | 2012-01-18 | 中山爱科数字家庭产业孵化基地有限公司 | Double-channel digital family control and interaction system and implementation method thereof |
-
2012
- 2012-06-25 CN CN2012102160839A patent/CN102761120A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101136828A (en) * | 2007-09-27 | 2008-03-05 | 广州市聚晖电子科技有限公司 | RS485 based multi-host machine wired serial communication method |
| CN201584968U (en) * | 2009-12-10 | 2010-09-15 | 北京中电飞华通信股份有限公司 | User control terminal communication device |
| CN101958817A (en) * | 2010-07-17 | 2011-01-26 | 刘利华 | Intelligent home information management system |
| CN102325065A (en) * | 2011-07-14 | 2012-01-18 | 中山爱科数字家庭产业孵化基地有限公司 | Double-channel digital family control and interaction system and implementation method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107302262A (en) * | 2017-05-05 | 2017-10-27 | 上海空间电源研究所 | The space in-orbit information network-building method of high-power power-supply system |
| CN108667707A (en) * | 2018-05-21 | 2018-10-16 | 北京蓝尊科技有限公司 | Bidirectional high speed communication device based on ac high-voltage high frequency |
| CN108667707B (en) * | 2018-05-21 | 2021-01-29 | 北京蓝尊科技有限公司 | Bidirectional high-speed communication device based on alternating-current high-voltage high-frequency |
| CN111077469A (en) * | 2019-11-27 | 2020-04-28 | 上海辛格林纳新时达电机有限公司 | Power supply monitoring system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102117537B (en) | Meter reading gateway, meter reading system and meter reading method | |
| CN104269710B (en) | A kind of integrated intelligent socket and electric power networks control system | |
| CN102668395B (en) | Method for the data transmission from an emitter to a receiver in an ac voltage network and data transmission device for ac voltage networks | |
| CN204917489U (en) | Elevator control system | |
| JP2015012447A (en) | Communication system and communication device | |
| CN102592430B (en) | Heterogeneous network system, control equipment and method for realizing coexistence of various networks | |
| CN102761120A (en) | Communication networking control method of high-power DC voltage source bus | |
| CN105955215A (en) | Intelligent household system based on power carrier wave communication | |
| CN105719470B (en) | A kind of method that power line carrier centralized meter-reading system and the system automatically confirm that node platform area ownership | |
| CN204968180U (en) | Intelligence passive switch and because intelligent lighting control system of this switch | |
| CN211294145U (en) | Module based on low-power-consumption multi-communication-mode integration | |
| CN205787671U (en) | A kind of intelligent home control system controlled based on radio frequency | |
| CN103873560A (en) | System for controlling household appliance through network | |
| CN208367905U (en) | A kind of power information acquisition communication device in no base station signal platform area | |
| CN107454612A (en) | Control device and system and its application based on radio communication | |
| CN201557110U (en) | Industrial frequency communication multi-channel signal parallel transmission system | |
| CN107026677A (en) | A kind of ammeter network and its communication means based on three-phase electricity | |
| CN207475950U (en) | Lamp controller and binary channels network communication system | |
| CN209980043U (en) | Thing networking intelligent terminal data acquisition wireless transmission device | |
| CN209218138U (en) | It is a kind of wirelessly to match electricity automation information acquisition system | |
| CN202586972U (en) | Multi-system communication signal transmission device based on optical fiber and four pairs of twisted pairs | |
| CN203027279U (en) | Data acquisition and communication intelligent gateway | |
| CN105591850A (en) | Control method and apparatus for intelligent household appliance and intelligent household system | |
| CN105159266A (en) | Center control host of smart home control system | |
| CN103885413A (en) | Household appliance management method, system and device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20121031 |