CN105006891A - On-line visual remote control terminal and method used for transformer station background upgrading - Google Patents
On-line visual remote control terminal and method used for transformer station background upgrading Download PDFInfo
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- CN105006891A CN105006891A CN201510389906.1A CN201510389906A CN105006891A CN 105006891 A CN105006891 A CN 105006891A CN 201510389906 A CN201510389906 A CN 201510389906A CN 105006891 A CN105006891 A CN 105006891A
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- 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
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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- 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
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/40—Display of information, e.g. of data or controls
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- 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
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses
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Abstract
The invention discloses an on-line visual remote control terminal and method used for transformer station background upgrading. First, an original background of a transformer station sends remote control selection and execution commands to a measuring and control device and whether parameter configuration of a remote control debugging terminal is normal is determined; then a new background of the transformer station sends remote control selection and execution commands to the same remote control object of the measuring and control device; whether the remote control function of the new background is normal is determined through a voice broadcast function of the remote control debugging terminal, a liquid crystal display screen and an LED indicating lamp; the above steps are repeated, and therefore on-line remote control debugging of each remote control object of the transformer station is completed. Remote control accuracy and reliability can be raised, reconstruction time can be saved greatly, therefore reconstruction cost is saved, and good technical and economic meanings can be achieved.
Description
The present invention relates to transformer station's background monitoring system technical field, be specifically related to a kind of online visual remote control debug terminal for transformer station's backstage upgrading and method.
Background technology
Transformer station's background monitoring system, as the important component part of comprehensive automation system of transformer substation, is the safe and stable operation of electrical network, has made huge contribution.But along with the increase of running time, increasing background monitoring system has occurred running slowly, the problems such as hardware fault; Meanwhile, along with constantly putting into operation of Novel intelligent equipment, old supervisory control system is also faced with the problem that cannot access intelligent equipment.These potential factors bring hidden danger to the reliability service of electrical network.In order to address these problems, necessarily transformation and upgrade are carried out to original background monitoring system.
Original background monitoring system is being carried out in the process of transformation and upgrade, the key issue faced be once with secondary device all at charging operation, cannot carry out belt switch actual transmission test.In order to ensure the accuracy of new background monitoring system back-end data after upgrading, can only to take remote measurement, the analogue test of Remote control, wherein, remote measurement can judge according to whether backstage numerical value and actual numerical value be consistent, the state that remote signalling can be shown by backstage judges with whether virtual condition is consistent or tests by sending analog signal, and at present, the traditional method of remote control debugging is: the output clamping exiting full station remotely-controlled object, a distant place for non-test object is switched handle to be on the spot placed in regard to position, then the preset and fill order of remote control is issued by new background monitoring system, measure mouthful platen potential with universal instrument and check that the mode of measure and control device record confirms that whether remote control is normal, but, not directly perceived owing to measuring mouthful platen potential with universal instrument, and there is very large operational risk, and check that the remote recording of measure and control device cannot reflect that again the reality of remote control exit relay closes situation, therefore, remote control debugging is the main bugbear faced in transformer station's Online revamp escalation process, it is current urgent problem.
Summary of the invention
Technical problem solved by the invention faces operation inconvenience when being remote control debugging in transformer station's Online revamp escalation process, the problem that risk is larger.Online visual remote control debug terminal for transformer station's backstage upgrading of the present invention and method, not only can improve correctness and the reliability of remote control debugging, and can greatly save the transformation time, thus save improvement cost, there is good technology and economic implications.
In order to achieve the above object, the technical solution adopted in the present invention is:
A kind of online visual remote control debug terminal for transformer station's backstage upgrading, it is characterized in that: comprise CPU, remote signal input interface, photoelectric isolation module, Ethernet interface, debug software unit, output module, the external multifunction multipath remote control input signal of input of described remote signal input interface, the output of described remote signal input interface is connected with the signal input part of CPU by photoelectric isolation module, described CPU is connected with debug software unit by Ethernet interface, the signal output part of described CPU is connected with output module, described output module is connected with audio alert unit, LCDs, LED light.
The aforesaid online visual remote control debug terminal for transformer station's backstage upgrading, it is characterized in that: also comprise Power Entry Module, voltage transformation module, charging module, the external input power of described Power Entry Module, the output of described Power Entry Module by voltage transformation module for online visual remote control debug terminal provides operating voltage, described charging module is connected with Power Entry Module, when without external input power, for online visual remote control debug terminal provides operating voltage.
The aforesaid online visual remote control debug terminal for transformer station's backstage upgrading, is characterized in that: described debug software unit is carried out simulation to each road remote control input signal and outputted to output module in real time, the correctness of test remote terminal optimum configurations.
The aforesaid online visual remote control debug terminal for transformer station's backstage upgrading, it is characterized in that: described CPU is dsp processor, when debug terminal detects that Multi-way remote control input signal inputs simultaneously, CPU sends alarm signal.
Based on the adjustment method of the above-mentioned online visual remote control debug terminal for transformer station's backstage upgrading, it is characterized in that: comprise the following steps,
Step (1), arranges the numbering of the corresponding remotely-controlled object of measure and control device that remote control debug terminal connects;
Step (2), by the test function of debug software unit in remote control debug terminal, completes remote control input signal and exports checking of remotely-controlled object numbering;
Step (3), exits all outlet ports pressing plate of measure and control device, a distant place for all remotely-controlled objects corresponding for measure and control device is switched handle on the spot and is placed in regard to position, and be connected with remote control debug terminal by measure and control device by remote signal input interface;
Step (4), a distant place for the remotely-controlled object needing debugging is switched handle on the spot and is placed in remote location, and utilize the former backstage of transformer station to carry out remote control closing operation to this remotely-controlled object, the remotely-controlled object remote control of the LCDs prompting reference numeral of remote control debug terminal is closed a floodgate, then this remotely-controlled object remote control closing operation is normal, otherwise, need to check the former backstage of transformer station and the communication of measure and control device and the optimum configurations of remote control debug terminal;
Step (5), involution remote control debug terminal, the new backstage of transformer station is utilized to repeat aforesaid operations, if the new consistency operation of transformer station is normal, then remote control sub-switching operation is carried out to this remotely-controlled object, otherwise need the remote control configuration checking transformer station new backstage, when the remote control combined floodgate of this remotely-controlled object and sub-switching operation all normal time, then carry out the debugging of next remotely-controlled object;
Step (6), repeats step (4)-step (5), until all remotely-controlled objects debugging of measure and control device are complete, recovers the output clamping of a distant place handle and measure and control device on the spot;
Step (7), repeats step (1)-(6), completes the online remote control debugging of all measure and control devices in transformer station, recovers safety measure.
The invention has the beneficial effects as follows: the online visual remote control debug terminal for transformer station's backstage upgrading of the present invention and method, first with transformer station former backstage, remote control selection and fill order are sent out to measure and control device, confirm that whether remote control debug terminal parameter configuration is normal; Then again remote control selection and fill order are sent out to the same remotely-controlled object of above-mentioned measure and control device with the new backstage of transformer station, judge that whether new backstage distant control function is normal by the voice broadcast function on remote control debug terminal, LCDs, LED light, repeat above-mentioned steps, thus complete the online remote control debugging of each remote-controlled object of transformer station, not only can improve correctness and the reliability of remote control debugging, and can greatly save the transformation time, thus saving improvement cost, there is good technology and economic implications.
Accompanying drawing explanation
Fig. 1 is the system block diagram of the online visual remote control debug terminal for transformer station's backstage upgrading of the present invention.
Fig. 2 is the flow chart of the online visual telecontrol regulation method for transformer station's backstage upgrading of the present invention.
Embodiment
Below in conjunction with Figure of description, the present invention is further illustrated.
As shown in Figure 1, online visual remote control debug terminal for transformer station's backstage upgrading of the present invention, comprise CPU, remote signal input interface, photoelectric isolation module, Ethernet interface, debug software unit, output module, the external multifunction multipath remote control input signal of input of described remote signal input interface, the output of described remote signal input interface is connected with the signal input part of CPU by photoelectric isolation module, described CPU is connected with debug software unit by Ethernet interface, the signal output part of described CPU is connected with output module, described output module is connected with audio alert unit, LCDs, LED light, comprise voice broadcast, liquid crystal display and corresponding LED deciliter instruction 3 kinds of mode signal outputs, during as carried out the debugging of remote control combined floodgate to 351 switches, voice broadcast 351 remote control is closed a floodgate, liquid crystal display 351 remote control is closed a floodgate, the co-bit indicator light that LED indicates 351 Switch Controller to answer lights, and above-mentioned output signal is all with maintenance function, support on the spot with distant place involution, facilitate scene to check.
The present invention also comprises Power Entry Module, voltage transformation module, charging module, the external input power of described Power Entry Module, the output of described Power Entry Module by voltage transformation module for online visual remote control debug terminal provides operating voltage, described charging module is connected with Power Entry Module, described charging module is connected with Power Entry Module, when without external input power, for online visual remote control debug terminal provides operating voltage, meet the demand of on-the-spot different electrical power access.
Described debug software unit is carried out simulation to each road remote control input signal and is outputted to output module in real time, the correctness of test remote terminal optimum configurations.
Described CPU is dsp processor, when debug terminal detects that Multi-way remote control input signal inputs simultaneously, send alarm signal, Ethernet interface can be used as debug port or communication port, when being used as debug port, remote control parameter can install to this debug terminal by under debugging software; During as communication port, the signal of debug terminal can deliver to debug software unit above.
Based on the adjustment method of the above-mentioned online visual remote control debug terminal for transformer station's backstage upgrading, as shown in Figure 2, comprise the following steps,
Step (1), arranges the numbering of the corresponding remotely-controlled object of measure and control device that remote control debug terminal connects;
Step (2), by the test function of debug software unit in remote control debug terminal, completes remote control input signal and exports checking of remotely-controlled object numbering;
Step (3), exits all outlet ports pressing plate of measure and control device, a distant place for all remotely-controlled objects corresponding for measure and control device is switched handle on the spot and is placed in regard to position, and be connected with remote control debug terminal by measure and control device by remote signal input interface;
Step (4), a distant place for the remotely-controlled object (J) needing debugging is switched handle on the spot and is placed in remote location, and utilize the former backstage of transformer station to carry out remote control closing operation to this remotely-controlled object, the remotely-controlled object remote control of the LCDs prompting reference numeral of remote control debug terminal is closed a floodgate, then this remotely-controlled object remote control closing operation is normal, otherwise, need to check the former backstage of transformer station and the communication of measure and control device and the optimum configurations of remote control debug terminal;
Step (5), involution remote control debug terminal, the new backstage of transformer station is utilized to repeat aforesaid operations, if the new consistency operation of transformer station is normal, then remote control sub-switching operation is carried out to this remotely-controlled object, otherwise need the remote control configuration checking transformer station new backstage, when the remote control combined floodgate of this remotely-controlled object and sub-switching operation all normal time, then carry out the debugging of next remotely-controlled object;
Step (6), repeats step (4)-step (5), until all remotely-controlled objects (J++) of measure and control device are debugged complete, recovers the output clamping of a distant place handle and measure and control device on the spot;
Step (7), repeats step (1)-(6), completes the online remote control debugging of all measure and control devices in transformer station, recovers safety measure.
In sum, the online visual remote control debug terminal for transformer station's backstage upgrading of the present invention and method, first send out remote control selection and fill order with the former backstage of transformer station to measure and control device, confirms that whether remote control debug terminal parameter configuration is normal; Then again remote control selection and fill order are sent out to the same remotely-controlled object of above-mentioned measure and control device with the new backstage of transformer station, judge that whether new backstage distant control function is normal by the voice broadcast function on remote control debug terminal, LCDs, LED light, repeat above-mentioned steps, thus complete the online remote control debugging of each remote-controlled object of transformer station, not only can improve correctness and the reliability of remote control debugging, and can greatly save the transformation time, thus saving improvement cost, there is good technology and economic implications.
More than show and describe general principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection range is defined by appending claims and equivalent thereof.
Claims (5)
1. the online visual remote control debug terminal for transformer station's backstage upgrading, it is characterized in that: comprise CPU, remote signal input interface, photoelectric isolation module, Ethernet interface, debug software unit, output module, the external multifunction multipath remote control input signal of input of described remote signal input interface, the output of described remote signal input interface is connected with the signal input part of CPU by photoelectric isolation module, described CPU is connected with debug software unit by Ethernet interface, the signal output part of described CPU is connected with output module, described output module is connected with audio alert unit, LCDs, LED light.
2. the online visual remote control debug terminal for transformer station's backstage upgrading according to claim 1, it is characterized in that: also comprise Power Entry Module, voltage transformation module, charging module, the external input power of described Power Entry Module, the output of described Power Entry Module by voltage transformation module for online visual remote control debug terminal provides operating voltage, described charging module is connected with Power Entry Module, when without external input power, for online visual remote control debug terminal provides operating voltage.
3. the online visual remote control debug terminal for transformer station's backstage upgrading according to claim 1, it is characterized in that: described debug software unit is carried out simulation to each road remote control input signal and outputted to output module in real time, the correctness of test remote terminal optimum configurations.
4. the online visual remote control debug terminal for transformer station's backstage upgrading according to claim 1, it is characterized in that: described CPU is dsp processor, when debug terminal detects that Multi-way remote control input signal inputs simultaneously, CPU sends alarm signal.
5., based on the adjustment method of the online visual remote control debug terminal for transformer station's backstage upgrading according to claim 1, it is characterized in that: comprise the following steps,
Step (1), arranges the numbering of the corresponding remotely-controlled object of measure and control device that remote control debug terminal connects;
Step (2), by the test function of debug software unit in remote control debug terminal, completes remote control input signal and exports checking of remotely-controlled object numbering;
Step (3), exits all outlet ports pressing plate of measure and control device, a distant place for all remotely-controlled objects corresponding for measure and control device is switched handle on the spot and is placed in regard to position, and be connected with remote control debug terminal by measure and control device by remote signal input interface;
Step (4), a distant place for the remotely-controlled object needing debugging is switched handle on the spot and is placed in remote location, and utilize the former backstage of transformer station to carry out remote control closing operation to this remotely-controlled object, the remotely-controlled object remote control of the LCDs prompting reference numeral of remote control debug terminal is closed a floodgate, then this remotely-controlled object remote control closing operation is normal, otherwise, need to check the former backstage of transformer station and the communication of measure and control device and the optimum configurations of remote control debug terminal;
Step (5), involution remote control debug terminal, the new backstage of transformer station is utilized to repeat aforesaid operations, if the new consistency operation of transformer station is normal, then remote control sub-switching operation is carried out to this remotely-controlled object, otherwise need the remote control configuration checking transformer station new backstage, when the remote control combined floodgate of this remotely-controlled object and sub-switching operation all normal time, then carry out the debugging of next remotely-controlled object;
Step (6), repeats step (4)-step (5), until all remotely-controlled objects debugging of measure and control device are complete, recovers the output clamping of a distant place handle and measure and control device on the spot;
Step (7), repeats step (1)-(6), completes the online remote control debugging of all measure and control devices in transformer station, recovers safety measure.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109067609A (en) * | 2018-07-11 | 2018-12-21 | 广东电网有限责任公司 | A kind of distribution automation terminal access adjustment method |
| CN109445824A (en) * | 2018-11-08 | 2019-03-08 | 国网河北省电力有限公司电力科学研究院 | A kind of update method of measure and control device, system and terminal device |
| CN109901090A (en) * | 2019-03-26 | 2019-06-18 | 国网北京市电力公司 | The measuring and controlling equipment of substation |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0818572A (en) * | 1994-06-27 | 1996-01-19 | Nissin Electric Co Ltd | Terminal equipment address revision method for remote supervisory control |
| CN101158847A (en) * | 2007-08-23 | 2008-04-09 | 济南钢铁集团总公司 | Electric power substation software emulation platform building method and no power off upgrading improved method |
| CN104467182A (en) * | 2014-12-05 | 2015-03-25 | 国家电网公司 | Substation control layer device non-power-outage remote control system and method |
-
2015
- 2015-07-06 CN CN201510389906.1A patent/CN105006891B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0818572A (en) * | 1994-06-27 | 1996-01-19 | Nissin Electric Co Ltd | Terminal equipment address revision method for remote supervisory control |
| CN101158847A (en) * | 2007-08-23 | 2008-04-09 | 济南钢铁集团总公司 | Electric power substation software emulation platform building method and no power off upgrading improved method |
| CN104467182A (en) * | 2014-12-05 | 2015-03-25 | 国家电网公司 | Substation control layer device non-power-outage remote control system and method |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109067609A (en) * | 2018-07-11 | 2018-12-21 | 广东电网有限责任公司 | A kind of distribution automation terminal access adjustment method |
| CN109067609B (en) * | 2018-07-11 | 2021-07-13 | 广东电网有限责任公司 | Distribution network automation terminal access debugging method |
| CN109445824A (en) * | 2018-11-08 | 2019-03-08 | 国网河北省电力有限公司电力科学研究院 | A kind of update method of measure and control device, system and terminal device |
| CN109445824B (en) * | 2018-11-08 | 2022-03-01 | 国网河北省电力有限公司电力科学研究院 | Updating method and system of measurement and control device and terminal equipment |
| CN109901090A (en) * | 2019-03-26 | 2019-06-18 | 国网北京市电力公司 | The measuring and controlling equipment of substation |
| CN109901090B (en) * | 2019-03-26 | 2020-08-04 | 国网北京市电力公司 | Measurement and control equipment of transformer substation |
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