CN107968414A - A kind of intelligence SVG dynamic passive compensation systems - Google Patents
A kind of intelligence SVG dynamic passive compensation systems Download PDFInfo
- Publication number
- CN107968414A CN107968414A CN201810000422.7A CN201810000422A CN107968414A CN 107968414 A CN107968414 A CN 107968414A CN 201810000422 A CN201810000422 A CN 201810000422A CN 107968414 A CN107968414 A CN 107968414A
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- Prior art keywords
- module
- main control
- control module
- dynamic passive
- intelligence
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/18—Arrangements for adjusting, eliminating or compensating reactive power in networks
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/0006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network for single frequency AC networks
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/10—Flexible AC transmission systems [FACTS]
Abstract
The invention discloses a kind of intelligence SVG dynamic passive compensation systems, including SVG dynamic passive compensations module, multiple power supplies module, main control module, electrical parameter are according to acquisition module, comprehensive management and control module, memory module, environmental parameter acquisition module, emergency alert module, communication module, switch motion module and remote control terminal；The present invention is used to carry out reactive-load compensation to power grid, the ability of accurate compensation and transient response can be reached, speed, the present invention can also improve the scope and validity for power system monitor at the same time, the intelligence, automation and generalization of whole system are substantially increased, there is higher practical value and be widely applied prospect.
Description
Technical field
The present invention relates to electric reactive compensating technical field, and in particular to a kind of intelligence SVG dynamic passive compensation systems.
Background technology
In modern industry system, large-scale electrical equipment soybean belongs to the non-linear compound of dynamic change, this type load
Feature is active power and reactive power makees quick change with the time, due to its it is non-linear and it is unbalanced use electrical characteristics, make confession
The voltage waveform of power grid is distorted, and causes the fluctuation of voltage, or even causes the fluctuation of frequency, to the power quality structure of power grid
Into serious threat.
The content of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of intelligence SVG dynamic passive compensation systems, and intelligence SVG is moved
State reactive compensation system is used to carry out reactive-load compensation to power grid, can reach the ability of accurate compensation and transient response, speed compared with
Hurry up, while the present invention can also improve scope and validity for power system monitor, substantially increase whole system intelligence,
Automation and generalization, have higher practical value and are widely applied prospect.
The present invention solves technical problem and adopts the following technical scheme that：
The present invention provides a kind of intelligence SVG dynamic passive compensation systems, including：
SVG dynamic passive compensations module, multiple power supplies module, main control module, electrical parameter according to acquisition module, comprehensive management and control module,
Memory module, environmental parameter acquisition module, emergency alert module, communication module, switch motion module and remote control terminal；
The SVG dynamic passive compensations module includes signal receiving unit and power electronic circuit.capacitor, for receiving master control mould
The compensation drive signal that block is sent by comprehensive management and control module, sends power grid in corresponding compensation electric current；
The multiple power supplies power supply module includes mains-supplied module, storage battery power supply module, conversion circuit module, photovoltaic generation
Module and security protection module；
The main control module be used for receive electrical parameter according to acquisition module, environmental parameter acquisition module and communication module collection or
The data and signal that person receives, and according to the signal that the result after analyzing and processing or remote control terminal are sent to comprehensive management and control
Module, SVG dynamic passive compensations module, multiple power supplies module, emergency alert module, switch motion module send corresponding instruction
Signal；
The electrical parameter includes inlet-outlet line current transformer, inlet-outlet line voltage transformer, bus bar circuit electric current according to acquisition module and adopts
Collect unit and bus bar circuit voltage acquisition unit, each branch line potential circuit collecting unit, for gather in real time network voltage and
Electric current is sent into main control module or memory module waits data processing；
The comprehensive management and control module includes signal filtering circuit, PWM drive circuit, PWM trigger circuits, switching circuit, A/D conversions
Circuit, the comprehensive management and control module are used to send control to SVG dynamic passive compensation modules according to the command signal of main control module
Signal；
The memory module be used for store electrical parameter according to acquisition module, environmental parameter acquisition module gather data and pre-set
Control program, for main control module calls；
The environmental parameter acquisition module includes temperature sensor, humidity sensor, for by the temperature collected, humidity, ring
Border information data is sent into main control module or sends remote control terminal to by communication module in real time；
The emergency alert module is used for the control instruction transmitted according to main control module, sends alarm the tinkle of bells harmony light, and pass through
Communication module reports specific dangerous information to power department monitoring center；
The communication module is used to send the data of acquisition process to remote control terminal or receives the finger of remote control terminal
Information is made to be sent into main control module for calling；
The remote control terminal is used for the Various types of data information that real-time reception communication module is sent, and artificial long-range as needed
Management and control parameter is set for main control module calls.
Preferably, the electrical parameter sends the network voltage collected and current information to comprehensive management and control according to acquisition module
The signal handled well by signal filtering module and A/D conversion circuits, is sent into master control by signal art by module, comprehensive management and control module
After module calculates reactive power, main control module sends command pulse signal to comprehensive management and control module again, and command pulse signal passes
After giving PWM drive circuit, PWM trigger circuits, switching circuit, SVG dynamic passive compensation modules are sent into, thus implement idle benefit
Repay.
Preferably, the memory module is used for storage environment parameter collection module, video monitoring module, illuminance sensing mould
Block, the data of Pedestrians and vehicles induction module collection and pre-set control program, for main control module calls.
Preferably, the main control module is one kind in FPGA, ARM, DSP microprocessor
Preferably, the memory module includes ram module, SD card module, usb interface module, the random access memory
Module is used for main control module with the use of to increase the speed of memory and data processing, and the SD card module is used for for a long time
The various data of collection are stored, the usb interface module conveniently exports replicate data；The memory capacity of the SD card is more than 20G,
The usb interface module is USB3.0 interfaces.
Preferably, the emergency alert module includes LED electronic displays, voice broadcast module, alarm lamp and alarm
, there is the dangerous situation collection information that either main control module receives more than predetermined threshold or according to long-range control for working as in calling set
The instruction that terminal transmission processed goes out sends different grades of alarm.
Preferably, the remote control terminal includes the monitoring hall at electrical management and the portable shifting of staff
It is dynamic to receive control terminal and mobile receiving device and the APP in equipment；The mobile receiving device is tablet computer.
Preferably, the communication module is to include power carrier communication module or GPS communication mould one kind in the block.
Compared with prior art, the present invention has following beneficial effect：
（1）A kind of intelligence SVG dynamic passive compensation systems of the present invention carry out reactive-load compensation to power grid, can reach accurate compensation
With the ability of transient response, speed, while the scope and validity of the invention that can also be improved for power system monitor can
The power quality of power grid is effectively improved, substantially increases the intelligence, automation and generalization of whole system, there is higher reality
With being worth and be widely applied prospect.
（2）Main control module is employed in FPGA, ARM, DSP in a kind of intelligence SVG dynamic passive compensation systems of the present invention
A kind of microprocessor, its power consumption is smaller, reliability is higher, programming is simple, efficiency is higher, price is relatively low, data processing is fast
Degree is very fast, can effectively improve sensitivity and the reliability of managing and control system, the energy consumption of reduction, has saved resource.
（3）A kind of intelligence SVG dynamic passive compensation systems of the present invention employ power carrier communication module and GPS leads to
Believe module and remote control terminal real-time Communication for Power, on the one hand reduce difficulty of construction, on the other hand can be in real time with remotely supervising
Control center communicates, and substantially increases the management and control effect and function of the managing and control system of invention.
（4）A kind of intelligence SVG dynamic passive compensation systems of the present invention are simple in structure, and cheap, reliability is preferable, property
Valency is higher.
Brief description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, further feature of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is a kind of intelligence SVG dynamic passive compensation system schematic diagrames of the present invention.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution 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, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
As shown in Figure 1, a kind of intelligence SVG dynamic passive compensation systems of the present embodiment, including：
SVG dynamic passive compensations module, multiple power supplies module, main control module, electrical parameter according to acquisition module, comprehensive management and control module,
Memory module, environmental parameter acquisition module, emergency alert module, communication module, switch motion module and remote control terminal；
The SVG dynamic passive compensations module includes signal receiving unit and power electronic circuit.capacitor, for receiving master control mould
The compensation drive signal that block is sent by comprehensive management and control module, sends power grid in corresponding compensation electric current；
The multiple power supplies power supply module includes mains-supplied module, storage battery power supply module, conversion circuit module, photovoltaic generation
Module and security protection module；
The main control module be used for receive electrical parameter according to acquisition module, environmental parameter acquisition module and communication module collection or
The data and signal that person receives, and according to the signal that the result after analyzing and processing or remote control terminal are sent to comprehensive management and control
Module, SVG dynamic passive compensations module, multiple power supplies module, emergency alert module, switch motion module send corresponding instruction
Signal；
The electrical parameter includes inlet-outlet line current transformer, inlet-outlet line voltage transformer, bus bar circuit electric current according to acquisition module and adopts
Collect unit and bus bar circuit voltage acquisition unit, each branch line potential circuit collecting unit, for gather in real time network voltage and
Electric current is sent into main control module or memory module waits data processing；
The comprehensive management and control module includes signal filtering circuit, PWM drive circuit, PWM trigger circuits, switching circuit, A/D conversions
Circuit, the comprehensive management and control module are used to send control to SVG dynamic passive compensation modules according to the command signal of main control module
Signal；
The memory module be used for store electrical parameter according to acquisition module, environmental parameter acquisition module gather data and pre-set
Control program, for main control module calls；
The environmental parameter acquisition module includes temperature sensor, humidity sensor, for by the temperature collected, humidity, ring
Border information data is sent into main control module or sends remote control terminal to by communication module in real time；
The emergency alert module is used for the control instruction transmitted according to main control module, sends alarm the tinkle of bells harmony light, and pass through
Communication module reports specific dangerous information to power department monitoring center；
The communication module is used to send the data of acquisition process to remote control terminal or receives the finger of remote control terminal
Information is made to be sent into main control module for calling；
The remote control terminal is used for the Various types of data information that real-time reception communication module is sent, and artificial long-range as needed
Management and control parameter is set for main control module calls.
Electrical parameter in the present embodiment sends the network voltage collected and current information to integrated pipe according to acquisition module
Module is controlled, signal art by signal filtering module and A/D conversion circuits, the signal handled well is sent into and is led by comprehensive management and control module
After control module calculates reactive power, main control module sends command pulse signal, command pulse signal to comprehensive management and control module again
After sending PWM drive circuit, PWM trigger circuits, switching circuit to, SVG dynamic passive compensation modules are sent into, are thus implemented idle
Compensation.
Memory module in the present embodiment is used for storage environment parameter collection module, video monitoring module, illuminance sensing
Module, the data of Pedestrians and vehicles induction module collection and pre-set control program, for main control module calls.
Main control module in the present embodiment is one kind in FPGA, ARM, DSP microprocessor
Memory module in the present embodiment includes ram module, SD card module, usb interface module, the random storage
Device module is used to be used cooperatively to increase the speed of memory and data processing, when the SD card module is used for long with main control module
Between store the various data of collection, the usb interface module conveniently exports replicate data；The memory capacity of the SD card is more than
20G, the usb interface module are USB3.0 interfaces.
Emergency alert module in the present embodiment includes LED electronic displays, voice broadcast module, alarm lamp and alarm
, there is the dangerous situation collection information that either main control module receives more than predetermined threshold or according to long-range control for working as in calling set
The instruction that terminal transmission processed goes out sends different grades of alarm.
Remote control terminal in the present embodiment is portable including the monitoring hall at electrical management and staff
It is mobile to receive control terminal and mobile receiving device and the APP in equipment；The mobile receiving device is tablet electricity
Brain.
Communication module in the present embodiment is to include power carrier communication module or GPS communication mould one kind in the block.
A kind of intelligence SVG dynamic passive compensation systems of the present invention are used to carry out reactive-load compensation to power grid, can reach essence
Really compensation and transient response ability, speed, at the same the present invention can also improve for power system monitor scope and effectively
Property, the intelligence, automation and generalization of whole system are substantially increased, before there is higher practical value and be widely applied
Scape.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference numeral in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (8)
1. a kind of intelligence SVG dynamic passive compensation systems, it is characterised in that including SVG dynamic passive compensations module, multiple power supplies
Module, main control module, electrical parameter are according to acquisition module, comprehensive management and control module, memory module, environmental parameter acquisition module, urgent report
Alert module, communication module, switch motion module and remote control terminal；
The SVG dynamic passive compensations module includes signal receiving unit and power electronic circuit.capacitor, for receiving master control mould
The compensation drive signal that block is sent by comprehensive management and control module, sends power grid in corresponding compensation electric current；
The multiple power supplies power supply module includes mains-supplied module, storage battery power supply module, conversion circuit module, photovoltaic generation
Module and security protection module；
The main control module be used for receive electrical parameter according to acquisition module, environmental parameter acquisition module and communication module collection or
The data and signal that person receives, and according to the signal that the result after analyzing and processing or remote control terminal are sent to comprehensive management and control
Module, SVG dynamic passive compensations module, multiple power supplies module, emergency alert module, switch motion module send corresponding instruction
Signal；
The electrical parameter includes inlet-outlet line current transformer, inlet-outlet line voltage transformer, bus bar circuit electric current according to acquisition module and adopts
Collect unit and bus bar circuit voltage acquisition unit, each branch line potential circuit collecting unit, for gather in real time network voltage and
Electric current is sent into main control module or memory module waits data processing；
The comprehensive management and control module includes signal filtering circuit, PWM drive circuit, PWM trigger circuits, switching circuit, A/D conversions
Circuit, the comprehensive management and control module are used to send control to SVG dynamic passive compensation modules according to the command signal of main control module
Signal；
The memory module be used for store electrical parameter according to acquisition module, environmental parameter acquisition module gather data and pre-set
Control program, for main control module calls；
The environmental parameter acquisition module includes temperature sensor, humidity sensor, for by the temperature collected, humidity, ring
Border information data is sent into main control module or sends remote control terminal to by communication module in real time；
The emergency alert module is used for the control instruction transmitted according to main control module, sends alarm the tinkle of bells harmony light, and pass through
Communication module reports specific dangerous information to power department monitoring center；
The communication module is used to send the data of acquisition process to remote control terminal or receives the finger of remote control terminal
Information is made to be sent into main control module for calling；
The remote control terminal is used for the Various types of data information that real-time reception communication module is sent, and artificial long-range as needed
Management and control parameter is set for main control module calls.
A kind of 2. intelligence SVG dynamic passive compensation systems according to claim 1, it is characterised in that the electrical parameter evidence
Acquisition module sends the network voltage collected and current information to comprehensive management and control module, and comprehensive management and control module leads to signal art
Signal filtering module and A/D conversion circuits are crossed, after the signal handled well feeding main control module is calculated reactive power, master control mould
Block sends command pulse signal to comprehensive management and control module again, command pulse signal send to PWM drive circuit, PWM trigger circuits,
After switching circuit, SVG dynamic passive compensation modules are sent into, thus implement reactive-load compensation.
A kind of 3. intelligence SVG dynamic passive compensation systems according to claim 1, it is characterised in that the memory module
The number gathered for storage environment parameter collection module, video monitoring module, illuminance sensing module, Pedestrians and vehicles induction module
According to this and pre-set control program, for main control module calls.
A kind of 4. intelligence SVG dynamic passive compensation systems according to claim 1, it is characterised in that the main control module
For one kind in FPGA, ARM, DSP microprocessor.
A kind of 5. intelligence SVG dynamic passive compensation systems according to claim 1, it is characterised in that the memory module
Including ram module, SD card module, usb interface module, the ram module is used to match somebody with somebody with main control module
Close using to increase the speed of memory and data processing, the SD card module is used for the various data for storing collection for a long time, institute
State usb interface module and conveniently export replicate data；The memory capacity of the SD card is more than 20G, and the usb interface module is
USB3.0 interfaces.
A kind of 6. intelligence SVG dynamic passive compensation systems according to claim 1, it is characterised in that the emergency alarm
Module includes LED electronic displays, voice broadcast module, alarm lamp and acoustic alarm, for when occur dangerous situation or
The instruction that the collection information that person's main control module receives exceedes predetermined threshold or transmitted out according to remote control terminal sends difference
The alarm of grade.
A kind of 7. intelligence SVG dynamic passive compensation systems according to claim 1, it is characterised in that the remote control
Terminal includes the monitoring hall and the portable mobile reception control terminal of staff and mobile reception at electrical management
Equipment and the APP in equipment；The mobile receiving device is tablet computer.
A kind of 8. intelligence SVG dynamic passive compensation systems according to claim 1, it is characterised in that the communication module
It is to include power carrier communication module or GPS communication mould one kind in the block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810000422.7A CN107968414A (en) | 2018-01-02 | 2018-01-02 | A kind of intelligence SVG dynamic passive compensation systems |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810000422.7A CN107968414A (en) | 2018-01-02 | 2018-01-02 | A kind of intelligence SVG dynamic passive compensation systems |
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Family
ID=61993957
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| CN201810000422.7A Pending CN107968414A (en) | 2018-01-02 | 2018-01-02 | A kind of intelligence SVG dynamic passive compensation systems |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110768258A (en) * | 2019-11-05 | 2020-02-07 | 广州供电局有限公司 | Comprehensive power quality optimization system for intelligent power distribution room |
| CN111310246A (en) * | 2020-03-23 | 2020-06-19 | 能科科技股份有限公司 | Safety protection system of high-voltage dynamic reactive power compensation device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104201694A (en) * | 2014-09-04 | 2014-12-10 | 江苏方程电力科技有公司 | Novel hybrid intelligent dynamic reactive power compensation system and control method thereof |
| CN204720988U (en) * | 2015-05-28 | 2015-10-21 | 东莞市绿能环保节能科技有限公司 | SVG high pressure static reactive power compensator |
| CN204720989U (en) * | 2015-05-28 | 2015-10-21 | 东莞市绿能环保节能科技有限公司 | SVG low-voltage dynamic reactive power compensation |
| CN106026096A (en) * | 2016-06-29 | 2016-10-12 | 南京软核科技有限公司 | SVG-based multi-level coordination energy-saving optimization control system for distribution network |
| CN205646834U (en) * | 2016-05-20 | 2016-10-12 | 江苏沣舜芯科技有限公司 | Static var generator |
| CN205960655U (en) * | 2016-08-19 | 2017-02-15 | 施一电气科技（上海）有限公司 | Dynamic reactive compensation module |
| CN107222027A (en) * | 2017-07-29 | 2017-09-29 | 合肥赛度电子科技有限公司 | A kind of efficient real time comprehensive managing and control system of power distribution room |
| CN107278003A (en) * | 2017-08-08 | 2017-10-20 | 合肥安力电力工程有限公司 | A kind of intelligent managing and control system of energy-conserving and environment-protective optical road lamp |
-
2018
- 2018-01-02 CN CN201810000422.7A patent/CN107968414A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104201694A (en) * | 2014-09-04 | 2014-12-10 | 江苏方程电力科技有公司 | Novel hybrid intelligent dynamic reactive power compensation system and control method thereof |
| CN204720988U (en) * | 2015-05-28 | 2015-10-21 | 东莞市绿能环保节能科技有限公司 | SVG high pressure static reactive power compensator |
| CN204720989U (en) * | 2015-05-28 | 2015-10-21 | 东莞市绿能环保节能科技有限公司 | SVG low-voltage dynamic reactive power compensation |
| CN205646834U (en) * | 2016-05-20 | 2016-10-12 | 江苏沣舜芯科技有限公司 | Static var generator |
| CN106026096A (en) * | 2016-06-29 | 2016-10-12 | 南京软核科技有限公司 | SVG-based multi-level coordination energy-saving optimization control system for distribution network |
| CN205960655U (en) * | 2016-08-19 | 2017-02-15 | 施一电气科技（上海）有限公司 | Dynamic reactive compensation module |
| CN107222027A (en) * | 2017-07-29 | 2017-09-29 | 合肥赛度电子科技有限公司 | A kind of efficient real time comprehensive managing and control system of power distribution room |
| CN107278003A (en) * | 2017-08-08 | 2017-10-20 | 合肥安力电力工程有限公司 | A kind of intelligent managing and control system of energy-conserving and environment-protective optical road lamp |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110768258A (en) * | 2019-11-05 | 2020-02-07 | 广州供电局有限公司 | Comprehensive power quality optimization system for intelligent power distribution room |
| CN111310246A (en) * | 2020-03-23 | 2020-06-19 | 能科科技股份有限公司 | Safety protection system of high-voltage dynamic reactive power compensation device |
| CN111310246B (en) * | 2020-03-23 | 2023-06-27 | 能科科技股份有限公司 | Safety protection system of high-voltage dynamic reactive power compensation device |
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Application publication date: 20180427 |