CN1681183A - Controlling system and method for long-range remote-controlled high-voltage switch - Google Patents
Controlling system and method for long-range remote-controlled high-voltage switch Download PDFInfo
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- CN1681183A CN1681183A CN 200410017656 CN200410017656A CN1681183A CN 1681183 A CN1681183 A CN 1681183A CN 200410017656 CN200410017656 CN 200410017656 CN 200410017656 A CN200410017656 A CN 200410017656A CN 1681183 A CN1681183 A CN 1681183A
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Abstract
The system consists of control terminal and high voltage switch with receiving device controlled by the execution terminal. The signal transmitted between control terminal and server and the signal transmitted between sever and execution terminal are transferred through public communication network. The switch controller for making real time control to switch is connected with execution terminal and high voltage switch.
Description
[technical field]
The present invention relates to a kind of control system and method thereof of power equipment, particularly a kind of system that outdoor high-voltage switch is controlled.It can carry out the monitoring of branch closing operation and status data to outdoor high-voltage switch.
[background technology]
Power domain is operated outdoor remote equipment at present, the above high-voltage switch gear of straighforward operation 10KV particularly, mainly contain following several way, 1) the wire transmission mode transmission of control signals of employing cable or optical cable, with the branch closing operation of realization high-voltage switch gear, but there is the defective that investment is big, maintenance workload is big in this kind mode; 2) by establishing radio station wireless transmission control signal certainly, but big to the radio wave interference of other purposes, spending is high, and the waste frequency resource, and maintenance workload is big; 3) adopt infrared remote control mode transmission of control signals, this mode is subjected to the restriction of infrared power and command range, and is only effective in the scope about 200 meters.The patent application that is called " communication system for in-situ maintenance of electric distribution terminal " as 00127930.3 of application number just discloses the ultrared wireless communication mode of a kind of employing, realize the communication signal transmission between distribution terminal and the computer, just have the limited problem of command range.Therefore, the existence of the technical scheme of existing remote-control high-voltage switch need be set up signal transmission line separately and/or defectives such as investment is big, the regular maintenance amount is big, waste resource, remote control distance weak point.
[summary of the invention]
The present invention will overcome the shortcoming that exists in the above-mentioned prior art, and providing a kind of can carry out valid function to the remote high-voltage switch, and can be to the operating state that is operated object, the control system that related data is monitored in real time.This system works is safe and reliable, share public communication resources, utilizes the mobile communication network and/or the internet transmission of control signals of existing working stability maturation, can effectively reduce cost of investment.System of the present invention can adopt and enter operating state when needing, and then is in the operational mode of resting state at ordinary times, further reduces power consumption, and then greatly reduces system operation cost.Native system also possesses, and maintenance easy to operate, that saved communication system is paid wages, and also can increase the function of real-time monitoring, image data.
The control system of a kind of remote-control high-voltage switch of the present invention, it includes control terminal and by the high-voltage switch gear of carrying out the band receiving system that terminal handles, it is characterized in that: the signal between signal between described control terminal and the server and server and the execution terminal transmits by communication network, described communication network is a public communication network, carries out the high-voltage switch gear that is connected with the band signal receiving system on the terminal.Its course of work is: control terminal transmitting control commands and/or query requests are to server, and server sends Query Result to control terminal, and the signal between control terminal and the server transmits by communication network; Server sends control information to the execution terminal, carries out terminal transmission request and/or feedback data to server, and signal transmits by communication network between server and the execution terminal.
Further optimization of the present invention, realization is to the multimachine team control, it is characterized in that: be provided with address translator between control terminal and the server, control terminal and address translator and address translator and server are by the communication network transmission signals, described execution terminal has two or more, and they pass through the communication network transmission signals with address translator respectively.
A kind of control method of remote-control high-voltage switch, its job step is as follows:
(1) public communication network of affirmation transmission signals is working properly;
(2) by address translator control command is sent to server at control terminal, activate with way of short messages at control terminal simultaneously and carry out terminal, carry out terminal then from trend server requests control command;
(3) carry out terminal and connect, and send request, through verifying that back server transmitting control commands is to carrying out terminal by address translator and server;
(4) carry out terminal and finish after the control command to the server return results, simultaneously server immediately by address translator to control terminal transmission command execution result;
(5) server with associative operation and the operation after the result write in the database;
(6) carry out terminal and enter sleep mode automatically;
(7) control terminal can detect relevant datas such as the standing state of carrying out terminal and voltage, electric current, power factor at any time.
Adopt above-mentioned working method, reduce power consumption, and then reduce operating cost.
Server can be common PC computer, and it has the public network static ip address, and connects internet, VB or other programming language are housed on the server in advance, and database software, as Access and SQL Server, its database adopts Access and SQL Server.
Server with the execution terminal connection method is: server sends control information to carrying out terminal, carries out the terminal feedback data or sends a request to server.
Server has following function: 1) monitor and receive the control command of control terminal transmission by address translator, and write in the database.2) monitor, receive the request of control terminal by address translator, and request command is sent to the execution terminal by address translator.3) monitor, receive operating result, the information of carrying out the terminal feedback by address translator, and write database.4) provide visit in web browser mode to data in the server database.
The said execution terminal of the present invention is provided with single-chip microcomputer, program storage, data storage, communication module, A/D modular converter, communication port and on-off controller, presses the known technology assembling.On-off controller is controlled in real time to high-voltage switch gear, and has a status poll function to high-voltage switch gear, on-off controller is the parts between high-voltage switch gear and CPU module, have on it deciliter signal the input port, carry out back high-voltage switch gear branch, result's (state) signal output that closes, also comprise the drive mechanism that affects the high-voltage switch gear opening and closing.When the single-chip microcomputer of control terminal sends high-voltage switch gear closed signal, sub-signal, through network, traffic channel to on-off controller, when receiving, the input port of on-off controller closes signal, then by the feed motion of on-off controller control high-voltage switch gear, the on off state (comprising voltage, current value and power factor etc.) after on-off controller will close a floodgate is again then sent the CPU module of holding terminal back to via the status signal delivery outlet and is handled and be sent back to network communication link and transfer back to control terminal; In like manner, when receiving sub-signal, the enforcement separating brake action of on-off controller control high-voltage switch gear, on-off controller is sent the on off state behind the separating brake back to the CPU module via the status signal delivery outlet again and is handled and be sent back to network communication link and transfer back to control terminal then, and on-off controller can adopt as mechanical drive modes such as electromagnetic relay or back-moving springs the branch of high-voltage switch gear, the drive mechanism that closes and realize.
The single-chip microcomputer of carrying out terminal adopts 89C52 or other MCU chip commonly used, as PIC series, MSP430 etc.
The GPRS communication module adopts the communication module of supporting GPRS/GSM, as the ITM100 of SIM.
Communication port RS-232/RS-485 is used to realize peripheral data and microcontroller communication, data such as digitized voltage, current value and power factor etc.
The A/D conversion is used for realizing the conversion of analog quantity toward data volume, and analog quantity comprises voltage, electric current and power factor etc.
The operational process of carrying out terminal is as follows: carry out terminal at ordinary times and be in resting state, receive from the command signal of control terminal or when carrying out terminal and changing, make the GPRS initialization earlier, start and carry out the terminal Single Chip Microcomputer (SCM) program, the operation initialize routine, after opening ID number of TCP, operation control program, carry out terminal and enter dormancy again automatically.When peripheral signal enters, closing serial ports interrupts, wake GPRS module, single-chip microcomputer up, carry out user rs authentication, as effectively, connect execution terminal and address server, carry out the order of terminal reception server by the GPRS module, divide/run jointly and close or gather desired data (comprising voltage, electric current and power factor), execution terminal return results again disconnects network then, enters dormancy to server.As invalid, carry out terminal and then refuse to carry out and immediately tripping information is turned back to server, enter dormancy then.
Control terminal of the present invention has a CPU, it is connected to and demonstrates the LCD/LED display unit of respectively carrying out SOT state of termination, GPRS communication module, program storage, read-write memory RAM, extended keyboard, expansion interface, press known technology assembling, and have inquiry, order transmission button.
Wherein the GPRS module adopts and carries out the identical module of terminal, and LCD/LED is used for showing the state of each execution terminal with the graphic form display unit, as on off state, and relevant datas such as voltage, electric current, power factor (PF).
Extended keyboard is used for man-machine interaction, comprises the terminal selection, order input etc.
Expansion interface is used for the communication of controlled in wireless end and miscellaneous equipment such as computer, and other function expansion is used.
Inquire button is used to inquire about instant on switch state and relevant data; Order sends button, is used for transmitting control commands.
The responsibility of CPU is: control GPRS module, realize by the AT order; Reception execution terminal leaves the data on the server in, through handling, shows on LCD; Receive the operation of user's keyboard, and to push-button response.
Used address translator is the existing GPRS network of China Mobile and the address conversion gateway of internet among the present invention.
Communication network is wireless network, internet.Control terminal passes through the GSM note to the wake-up signal of carrying out terminal, carry out signal transmission the passing through wireless network between terminal and the address server, signal transmission passing through internet between address server and the server, when control terminal is computer, signal transmission passing through internet between control terminal and the address server, when control terminal is mobile phone, signal transmission passing through wireless network between control terminal and the address server.
Further optimize, open browser web service at server end.Make things convenient for authorized user with by internet directly the database of access server obtain data.
The course of work of the present invention is: when control terminal is wondered the present state of high-voltage switch gear on the terminal of carrying out, and the data of the peripheral required collection of control terminal, control terminal connects by address translator and server, computer just feeds back to control terminal (comprise the on off state of carrying out terminal is shown with simple graph) to the data of database the inside recent renewal, certainly control terminal also can send order, allows the execution terminal feed back to instant messages.If it is more satisfactory that this moment, control terminal felt to carry out now the operating state of terminal, so it is just closed and the getting in touch of server.If control terminal thinks that certain execution limit switch should change to some extent this moment, when it gives the execution terminal with regard to the active short-message sending, also control command is mail to server.
Carry out terminal and be in resting state at ordinary times, receive send to its short message by control terminal after, it is just initiated GPRS and connects, and sets up TCP (transmission control protocol) with server and is connected, server is issued this execution terminal to control command.
Then, carry out the terminal response control command, make corresponding action, and give server the feedback information after the action execution.
Server is made judgement according to feedack, if move undesiredly, just warning message is sent to control terminal.If normal, also give control terminal with regard to photos and sending messages.
Effect of the present invention: 1) share public communication resources, can save a large amount of networking investments.Power department does not need communication network maintenance, as long as a spot of cost of use of payment.2) easy to operate, the user not only can use the cordless communication network realization to carrying out the control of terminal (remote high-voltage switch) by control terminal, can also obtain the ruuning situation of all execution terminals (remote high-voltage switch) now by the visit to the webserver.3) stable performance, reliable adopts the time-delay of GPRS mobile communication transmission data short, and speed is fast, does not have the packet loss phenomenon, can transmit various types of data simultaneously.4) realize low-power consumption, CPU at ordinary times is in dormancy (IDLE) pattern, just wakes up when needing work, and work finishes and enters park mode, so not only can reduce overall power, can also prolong sdlc chip; Set up database on public network server, keep various terminal information, the user needs only Query Database at ordinary times, just can know the working condition of current each execution terminal, thereby needn't wake the execution terminal at every turn up.5) the present invention is applicable to various high-voltage switch gears.
To and contrast accompanying drawing by embodiment below, the present invention will be further described below.
[description of drawings]
Fig. 1 is a high pressure Remote switch unit control model schematic diagram of the present invention
Fig. 2 is a high pressure Remote switch group machine control model schematic diagram of the present invention
Fig. 3 is the block diagram of execution terminal of the present invention
Fig. 4 is the block diagram of control terminal of the present invention
Fig. 5 is the flow chart of execution terminal of the present invention
Fig. 6 is the interface block diagram of execution terminal of the present invention and on-off controller
Fig. 7 is watchdog circuit figure of the present invention
Label declaration among the figure: 1-control terminal; The 2-server; 3-carries out terminal; The 4-address translator.
[embodiment]
A kind of high pressure Remote on-off control system of embodiment 1, present embodiment, its structure can be seen from Fig. 2, it includes control terminal 1, address server 4, server 2 and a plurality of execution terminal 3, control terminal 1 is a computer, and getting in touch by the internet network between it and the address server 4 realizes.Control terminal 1 with getting in touch of terminal 4 of execution is: send short messages to activate to the execution terminal by control terminal and carry out terminal, carry out terminal and be connected with GPRS network, by server control command is transferred to the execution of execution terminal then.Between the single-chip microcomputer of carrying out terminal and the high-voltage switch gear by the on-off controller (see figure 6) that links to each other, on-off controller is at high-voltage switch gear and carries out parts between the CPU module of terminal, have on it deciliter signal the input port, carry out back high-voltage switch gear branch, the result phase signal output that closes, also comprise the drive mechanism that affects the high-voltage switch gear opening and closing.On-off controller can be structure as a whole with execution terminal, high-voltage switch gear.When the single-chip microcomputer of control terminal sends high-voltage switch gear closed signal, sub-signal, through network, traffic channel to carrying out terminal, the single-chip microcomputer of execution terminal detects the state of high-voltage switch gear, send branch (or closing) signal then and give on-off controller, the branch of on-off controller direct control high-voltage switch gear or close.
The structured flowchart of carrying out terminal 3 as shown in Figure 3, it comprises modules such as single-chip microcomputer, memory, communication module, A/D modular converter, communication interface, press known technology with upper module and assembles.Be connected to the on-off controller that switch is controlled in real time on the single-chip microcomputer.
Single-chip microcomputer adopts 89C52 or other MCU chip commonly used, as PIC series, MSP430 etc.The GPRS communication module adopts the communication module of supporting GPRS/GSM, as the ITM100 of SIM.
Switching value realizes the status poll of peripheral switch and control in real time.
The RS-232/RS-485 interface is used to realize data and CPU communication, as data such as digitized voltage, electric current, power factor (PF)s.
The A/D conversion is used for realizing the conversion of analog quantity to data volume, and analog quantity comprises voltage, electric current, power factor (PF) etc.
The operational process of execution terminal as shown in Figure 5, carry out terminal at ordinary times and be in resting state, receive from the command signal of control terminal 1 or when carrying out terminal and changing, make the GPRS initialization earlier, start and carry out the terminal Single Chip Microcomputer (SCM) program, the operation initialize routine, open ID number of TCP, operation control program after, carry out terminal and enter dormancy again automatically.When peripheral signal enters, closing serial ports interrupts, wake GPRS module, single-chip microcomputer up, carry out user rs authentication, as effectively, connect execution terminal and address server, carry out the order of terminal reception server by the GPRS module, deciliter high-voltage switch gear or collection desired data, execution terminal return results again disconnects network then, enters dormancy to server.As invalid, carry out terminal and then refuse to carry out and immediately tripping information is turned back to server, enter dormancy then.
Single-chip microcomputer in the execution terminal sends data message (quantity of state that comprises switch, the peripheral data of collection) to the control (by the AT order) of GPRS module to the GPRS module, receives the data that sended over by the GPRS module, and carries out real-time response.Real-time response comprises: according to customer requirements high-voltage switch gear carried out branch, closes control, the data of collection peripheral circuit (as, voltage, current value, power factor (PF) and on off state amount etc.), be finished, single-chip microcomputer enters resting state.
The server of present embodiment adopts common computer, has static ip address, links to each other with internet.VB or other programmed environment are housed on the server in advance, and database software, as Access and SQL Server
Server will be monitored at the port of appointment.After listening to the information that mails to this port, program is at first carried out analysis and judgement (whether being legal information) to information, after server end listens to the request of terminal, will respond terminal request (issuing the terminal specified message).Program will write down the order and the terminal feedack of all control terminals, and all data all leave in the database.The user can obtain data by to the browsing of database.
The block diagram of the control terminal 1 of present embodiment as shown in Figure 4, it has and demonstrates the LCD/LED display unit of respectively carrying out SOT state of termination, GPRS communication module, program storage, read-write memory RAM, extended keyboard, expansion interface, and have inquiry and order transmission button.
Wherein the GPRS module adopts and carries out the identical module of terminal, and the LCD/LED display unit shows the state of each execution terminal with graphic form, as on off state, and relevant parameter; Extended keyboard is used for the people, machine is mutual, comprises that carrying out terminal selects, order input etc.; Expansion interface is used for the communication of controlled in wireless end and miscellaneous equipment, and as the pc machine, and other function expansion is used; Inquire button is used to inquire about the instant on switch state, related parameter etc. is arranged; Order sends button, is used for transmitting control commands.CPU control GPRS module realizes by the AT order; Control terminal receives the data that leave on the server, through handling, shows on LCD; Receive the operation of user's keyboard, and to push-button response.
Server 2 is carried out the differentiation of terminal for each, and present embodiment employing scheme is each execution terminal 3 to be opened different tcp ports realize.
For preventing to carry out terminal, so introduce watchdog circuit because some faults can make it enter the endless loop state.
Its effect is to force single-chip microcomputer to enter reset mode, makes it to free from hardware or software failure.Promptly after the program of single-chip microcomputer entered error condition, in the time of an appointment, user program did not provide feeding-dog signal once more, will produce a system reset.
Single-chip microcomputer irregularly sends signal to watchdog chip by an I/O mouth, if surpass certain hour, watchdog chip can not get this feeding-dog signal, it will be from high level signal of a port output, if the Reset end of this port with single-chip microcomputer linked to each other, just can realize system reset.Circuit as shown in Figure 7.
In view of the electromagnetic interference of high-voltage line is more serious, carry out terminal and follow the contact of high-voltage switch gear to realize with isolating means, promptly at analog input end, adopt optical coupling isolator, simultaneously,, select the DC/DC power module for use in order to obtain to stablize strong jamproof power supply.
When each execution terminal is connected with server, adopt different ports,, from the information that particular port obtains, extract ID number, so just can carry out twice checking, realize accurately locating and carry out terminal the identity of carrying out terminal at server reserved port allocation table.
Present embodiment only has control terminal to wake employing note activation when carrying out terminal up in whole control process, and other data or order be transmitted as GPRS or the internet mode of adopting, mainly based on following factors: there is uncertain time-delay in note, the user can't intervene, and may there be the packet loss phenomenon in note in some cases, and note can only transmit a little information, and it is single to transmit information format, adopt communication modes of the present invention, can transmit bulk information, can also guarantee data accuracy.
Embodiment 3, present embodiment is seen Fig. 1, be the unit control model, have one to carry out terminal, the structure of carrying out terminal and server is identical with embodiment 1, the control terminal 1 of present embodiment adopts mobile phone dedicated, be about to control terminal respectively form module insert one mobile phone dedicated in, mobile phone is sent short messages and is activated the execution terminal through server 2, carry out terminal 3 checking backs and internet networking, mobile phone dedicatedly also go up internet, mobile phone dedicated the order that will carry out is sent to the execution terminal by GPRS, after carrying out the terminal fill order, execution result is delivered to server and mobile phone dedicated simultaneously, disconnect internet then, enter resting state automatically.
Claims (10)
1, a kind of control system of remote-control high-voltage switch, it includes control terminal and by the high-voltage switch gear of carrying out the band receiving system that terminal handles, it is characterized in that: signal between described control terminal (1) and the server (2) and server (2) and the signal of carrying out between the terminal (3) transmit by communication network, described communication network is a public communication network, carries out the high-voltage switch gear that is connected with the band signal receiving system on the terminal.
2, the control system of a kind of remote-control high-voltage switch according to claim 1, it is characterized in that: be provided with address translator (4) between control terminal (1) and the server (2), control terminal and address translator and address translator and server are by the communication network transmission signals, described execution terminal (3) has two or more, and they pass through the communication network transmission signals with address translator respectively.
3, the control system of a kind of remote-control high-voltage switch according to claim 1 and 2, it is characterized in that: said control terminal (1) is a computer or mobile phone dedicated, it has and demonstrates the LCD/LED display unit of respectively carrying out SOT state of termination, GPRS communication module, program storage, read-write memory RAM, extended keyboard, expansion interface, and have inquiry and order transmission button.
4, the control system of a kind of remote-control high-voltage switch according to claim 1 and 2 is characterized in that: said execution terminal (3) comprises single-chip microcomputer, program storage, data storage, communication module, A/D modular converter, to the communication port of switch data acquisition, and to the switch on-off controller of control in real time.
5, the control system of a kind of remote-control high-voltage switch according to claim 1 and 2, it is characterized in that: the high-voltage switch gear of said band receiving system is the high-voltage switch gear that has on-off controller, described on-off controller is to be positioned at high-voltage switch gear and to carry out parts between the CPU module of terminal (3), the back high-voltage switch gear branch of input port, execution of deciliter signal of switch, the result phase signal output that closes are arranged on it, also comprise the drive mechanism that affects the high-voltage switch gear opening and closing, on-off controller and execution terminal are connected as a single entity.
6, the control system of a kind of remote-control high-voltage switch according to claim 1 and 2, it is characterized in that: said server (2) is a computer, it has the public network static ip address, and VB language or other programming language and database software are housed, and server end is connected to the web browser.
7, the control system of a kind of remote-control high-voltage switch according to claim 1 and 2 is characterized in that: the I/O mouth of the single-chip microcomputer of said execution terminal has the watchdog circuit of realizing system reset.
8, the control system of remote-control high-voltage switch according to claim 3, it is characterized in that: said public communication network is a wireless network, internet, control terminal (1) passes through the GSM note to the wake-up signal of carrying out terminal (3), carry out signal transmission the passing through wireless network between terminal (3) and the address server (4), signal transmission passing through internet between address server and the server (2), when control terminal is computer, signal transmission passing through internet between control terminal and the address server, when control terminal is mobile phone, signal transmission passing through wireless network between control terminal and the address server.
9, a kind of control method of remote-control high-voltage switch, its job step is as follows:
(1) public communication network of affirmation transmission signals is working properly;
(2) by address translator control command is sent to server at control terminal, activate with way of short messages at control terminal simultaneously and carry out terminal, carry out terminal then from trend server requests control command;
(3) carry out terminal and connect, and send request, through verifying that back server transmitting control commands is to carrying out terminal by address translator and server;
(4) carry out terminal and finish after the control command to the server return results, simultaneously server immediately by address translator to control terminal transmission command execution result;
(5) server with associative operation and the operation after the result write in the database;
(6) carry out terminal and enter sleep mode automatically;
(7) control terminal can detect relevant datas such as the standing state of carrying out terminal and voltage, electric current, power factor at any time.
10, the control method of a kind of remote-control high-voltage switch according to claim 9, it is characterized in that: server is carried out the differentiation of terminal for each, when being adopted as each and carrying out terminal and open different tcp port communications, for each carries out different ID number of terminal distribution, the identity of carrying out terminal is carried out twice checking, realize that accurately terminal is carried out in the location.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100176560A CN100388590C (en) | 2004-04-08 | 2004-04-08 | Controlling system and method for long-range remote-controlled high-voltage switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100176560A CN100388590C (en) | 2004-04-08 | 2004-04-08 | Controlling system and method for long-range remote-controlled high-voltage switch |
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| CN1681183A true CN1681183A (en) | 2005-10-12 |
| CN100388590C CN100388590C (en) | 2008-05-14 |
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| CNB2004100176560A Expired - Fee Related CN100388590C (en) | 2004-04-08 | 2004-04-08 | Controlling system and method for long-range remote-controlled high-voltage switch |
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| CN1992722B (en) * | 2005-10-18 | 2010-05-26 | 国际商业机器公司 | System and method for controlling security of a remote network power device |
| CN102123272A (en) * | 2011-02-10 | 2011-07-13 | 嘉兴电力局 | Device for rapidly cutting off remote visible high-voltage test power supply |
| CN102148536A (en) * | 2011-04-29 | 2011-08-10 | 河南省电力公司驻马店供电公司 | Remote operating controller for 6-20kV load sectional switch |
| CN101752906B (en) * | 2009-12-17 | 2012-02-01 | 宁波兴邦电器有限公司 | High-voltage switch intelligent control system and control method thereof |
| CN102447720A (en) * | 2010-10-09 | 2012-05-09 | 深圳市傲天通信有限公司 | Method for remotely controlling personal computer (PC) by mobile phone |
| CN101789623B (en) * | 2009-01-22 | 2012-05-23 | 宁波兴邦电器有限公司 | Control method of remote-control high-voltage switch |
| CN105391176A (en) * | 2015-12-15 | 2016-03-09 | 贵州长征电器成套有限公司 | System for remotely controlling connecting or breaking of power grid by GSM |
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| CN101789623B (en) * | 2009-01-22 | 2012-05-23 | 宁波兴邦电器有限公司 | Control method of remote-control high-voltage switch |
| CN101752906B (en) * | 2009-12-17 | 2012-02-01 | 宁波兴邦电器有限公司 | High-voltage switch intelligent control system and control method thereof |
| CN102447720A (en) * | 2010-10-09 | 2012-05-09 | 深圳市傲天通信有限公司 | Method for remotely controlling personal computer (PC) by mobile phone |
| CN102123272A (en) * | 2011-02-10 | 2011-07-13 | 嘉兴电力局 | Device for rapidly cutting off remote visible high-voltage test power supply |
| CN102123272B (en) * | 2011-02-10 | 2013-03-20 | 嘉兴电力局 | Device for rapidly cutting off remote visible high-voltage test power supply |
| CN102148536A (en) * | 2011-04-29 | 2011-08-10 | 河南省电力公司驻马店供电公司 | Remote operating controller for 6-20kV load sectional switch |
| CN105391176A (en) * | 2015-12-15 | 2016-03-09 | 贵州长征电器成套有限公司 | System for remotely controlling connecting or breaking of power grid by GSM |
| CN105549447A (en) * | 2016-02-29 | 2016-05-04 | 天津工业大学 | Intelligent circuit breaker remote control accessory beneficial to centralized management |
| CN111565217A (en) * | 2020-04-02 | 2020-08-21 | 江苏能电科技有限公司 | Circuit breaker control method, system, computer equipment and storage medium |
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| CN100388590C (en) | 2008-05-14 |
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Assignee: Ningbo Xingbang Electric Co., Ltd. Assignor: Zhou Youdong Contract fulfillment period: 2009.4.23 to 2019.4.22 contract change Contract record no.: 2009330000822 Denomination of invention: Controlling system and method for long-range remote-controlled high-voltage switch Granted publication date: 20080514 License type: Exclusive license Record date: 2009.5.4 |
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