CN104333017A - Low voltage distribution network reactive compensation system - Google Patents
Low voltage distribution network reactive compensation system Download PDFInfo
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- CN104333017A CN104333017A CN201410669640.1A CN201410669640A CN104333017A CN 104333017 A CN104333017 A CN 104333017A CN 201410669640 A CN201410669640 A CN 201410669640A CN 104333017 A CN104333017 A CN 104333017A
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- 230000003993 interaction Effects 0.000 claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
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- 238000012544 monitoring process Methods 0.000 claims description 6
- 230000004044 response Effects 0.000 claims description 6
- 230000010354 integration Effects 0.000 claims description 4
- 230000003068 static effect Effects 0.000 claims description 4
- 238000012360 testing method Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 abstract description 9
- 230000002457 bidirectional effect Effects 0.000 abstract description 8
- 230000009466 transformation Effects 0.000 abstract 3
- 238000007726 management method Methods 0.000 description 20
- 238000012546 transfer Methods 0.000 description 7
- 230000015556 catabolic process Effects 0.000 description 6
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 4
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- 230000009471 action Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
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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
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- H02J13/0075—
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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
-
- 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
- Y02E40/30—Reactive power compensation
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
-
- 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
- Y04S40/126—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 wireless data transmission
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention discloses a low voltage distribution network reactive compensation system. The low voltage distribution network reactive compensation system comprises a primary station module, a reactive compensation module, a distribution transformation terminal module, an equipment asset management module and a human-computer interaction module, wherein the reactive compensation module and the distribution transformation terminal module are connected through a wireless network, the distribution transformation terminal module transmits integrated and uniformly scheduled data to the primary station module through the wireless network, the equipment asset management module transmits equipment asset information in the low voltage distribution network reactive compensation system to the primary station module, and the human-computer interaction module responds to operation of an operator and sends out a corresponding instruction. The low voltage distribution network reactive compensation system has a good communication function, achieves bidirectional information transmission between the reactive compensation module and the primary station module, enables a user on the primary station module to immediately acquire the equipment asset information at a fault point when a fault occurs, and issues the fault removal instruction through the human-computer interaction module to a department or a person, closest to the fault point.
Description
Technical field
The present invention relates to power industry field, particularly relate to a kind of Reactive Power Compensation of Low-voltage Distribution Network system.
Background technology
In recent years, along with the development of modern industry and power industry, the Distance geometry capacity of delivery of electrical energy increases day by day, and the requirement of industrial cousumer to the quality of power supply is more and more higher.The application of large SCR device and the existence of high-power impact load, make the power factor step-down of electric power system, and voltage fluctuation strengthens.Therefore, no matter from improve power transmission network transmittability, reduce the wastage, improve the stability of a system, or from improving the angle of power supply quality, all need to install a large amount of reactive power compensators.
The reactive power compensator of current low-voltage network installing adopts off-line type compensation way, i.e. master control device control contactor switched capacitor substantially.Owing to lacking communication function, the operation information of reactive compensation module and state information are difficult to effectively to realize between point being monitored and bidirectional transfer of information between point being monitored and long-range master station module, both the realization of region idle work optimization had been unfavorable for, also counteracts that the low-voltage network process of IT application, increase the difficulty of management, in addition, when reactive compensation system breaks down, the user at master station module place can not understand the affiliated and information of fault place device resource immediately, therefore cannot use corresponding means to fix a breakdown.
Therefore, how to set up one and there is good communication function, realize bidirectional transfer of information between reactive compensation module and master station module, and immediately can understand fault place facility information during system malfunctions, making the reactive compensation system reacting accordingly and fix a breakdown for user, is the problem that those skilled in the art need to solve at present.
Summary of the invention
The object of this invention is to provide a kind of Reactive Power Compensation of Low-voltage Distribution Network system, bidirectional transfer of information between reactive compensation module and master station module can be realized, and immediately can understand fault place facility information during system malfunctions.
For solving the problems of the technologies described above, the invention provides following technical scheme:
A kind of Reactive Power Compensation of Low-voltage Distribution Network system, comprising: master station module, reactive compensation module, distribution transformer terminals module, plant asset management module and human-computer interaction module; Described reactive compensation module is connected by wireless network with distribution transformer terminals module, realize the data integration of reactive compensation module in distribution transformer terminals module and United Dispatching, distribution transformer terminals module by the data of integrated and United Dispatching by wireless network transmissions to master station module, realize master station module to the remote monitoring of reactive power compensation data and management; Each asset of equipments information transmission in system to master station module, is demonstrated fault zone asset of equipments information for master station module when system malfunctions by described plant asset management module, and human-computer interaction module operation response person operation sends command adapted thereto.
Preferably, also comprise: parameter management module, for arranging, reading and revise every static parameter and the operational factor of asset of equipments.
Preferably, also comprise: power factor processing module, for storing and the power factor of adding up in the first preset time period and managing detailed catalogue thereof.
Preferably, also comprise: reactive power compensation logging modle, for the switching frequency of the logical address and corresponding capacitance device that record or inquire about distribution transformer terminals module.
Preferably, also comprising: three-phase current processing module, for showing numbering, model, the capacity of corresponding transformer, and detecting and showing maximum unbalance rate and the time of occurrence information of corresponding transformer.
Preferably, also comprise: voltage alarm module, for detecting and the time of minimum voltage, ceiling voltage and the minimum voltage added up in every platform transformer second preset time period and ceiling voltage appearance.
Preferably, also comprise: rate of qualified voltage test module, for adding up the day rate of qualified voltage of corresponding transformer.
Preferably, also comprise: idle long-range switching module, for carrying out long-range input and long-range excision to predetermined capacitive device, and display and record switching result.
Preferably, also comprise: capacitor parameters administration module, for arranging and call together the parameter surveying predetermined capacitive device.
Compared with prior art, technique scheme has the following advantages:
The Reactive Power Compensation of Low-voltage Distribution Network system that the embodiment of the present invention provides, described reactive compensation module is connected by wireless network with distribution transformer terminals module, distribution transformer terminals module by the data of integrated and United Dispatching by wireless network transmissions to master station module, make this system be provided with good communication function, achieve the bidirectional transfer of information between reactive compensation module and master station module; Described plant asset management module by each asset of equipments information transmission in system to master station module, human-computer interaction module operation response person operation sends command adapted thereto, when this system malfunctions, master station module place user just can understand the equipment resource information at fault place immediately, and by human-computer interaction module, the instruction of fixing a breakdown is issued to nearest department of distance fault place or individual.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The Reactive Power Compensation of Low-voltage Distribution Network system construction drawing that Fig. 1 provides for a kind of embodiment of the present invention.
Embodiment
Just as described in the background section, current reactive power compensator adopts off-line type compensation way substantially, lack communication function, the operation information of reactive compensation module and state information are difficult to effectively to realize between point being monitored and bidirectional transfer of information between point being monitored and long-range master station module, when reactive compensation system breaks down, the user at master station module place can not understand the affiliated and information of fault place device resource immediately, therefore cannot use corresponding means to fix a breakdown.
On basis based on above-mentioned research, embodiments provide a kind of Reactive Power Compensation of Low-voltage Distribution Network system, comprising: master station module, reactive compensation module, distribution transformer terminals module, plant asset management module and human-computer interaction module; Described reactive compensation module is connected by wireless network with distribution transformer terminals module, realize the data integration of reactive compensation module in distribution transformer terminals module and United Dispatching, distribution transformer terminals module by the data of integrated and United Dispatching by wireless network transmissions to master station module, realize master station module to the remote monitoring of reactive power compensation data and management; Each asset of equipments information transmission in system to master station module, is demonstrated fault zone asset of equipments information for master station module when system malfunctions by described plant asset management module, and human-computer interaction module operation response person operation sends command adapted thereto.
The scheme that the embodiment of the present invention provides, makes this system be provided with good communication function, achieves the bidirectional transfer of information between reactive compensation module and master station module; When this system malfunctions, master station module place user just can understand the equipment resource information at fault place immediately, and by human-computer interaction module, the instruction of fixing a breakdown is issued to nearest department of distance fault place or individual.
In order to enable above-mentioned purpose of the present invention, feature and advantage more become apparent, and are described in detail the specific embodiment of the present invention below in conjunction with accompanying drawing.
Set forth detail in the following description so that fully understand the present invention.But the present invention can be different from alternate manner described here to implement with multiple, those skilled in the art can when without prejudice to doing similar popularization when intension of the present invention.Therefore the present invention is not by the restriction of following public specific embodiment.
The Reactive Power Compensation of Low-voltage Distribution Network system that one embodiment of the present of invention provide, comprising: master station module, reactive compensation module, distribution transformer terminals module, plant asset management module and human-computer interaction module; Described reactive compensation module is connected by wireless network with distribution transformer terminals module, realize the data integration of reactive compensation module in distribution transformer terminals module and United Dispatching, distribution transformer terminals module by the data of integrated and United Dispatching by wireless network transmissions to master station module, realize master station module to the remote monitoring of reactive power compensation data and management; Each asset of equipments information transmission in system to master station module, is demonstrated fault zone asset of equipments information for master station module when system malfunctions by described plant asset management module, and human-computer interaction module operation response person operation sends command adapted thereto.
The Reactive Power Compensation of Low-voltage Distribution Network system that the present embodiment provides, as shown in Figure 1, comprise master station module 11, distribution transformer terminals module 12, reactive compensation module 13, plant asset management module 14 and human-computer interaction module 15, master station module 11 and distribution transformer terminals module 12 and distribution transformer terminals module 12 and reactive compensation module 13 is made to be provided with wireless communication function, equipment in each module all adopts intelligent equipment, intelligence dispersion reactive power compensation can be realized, master station module can be realized to the remote monitoring of reactive power compensation data and management by wireless communication mode, plant asset management module acquires also stores the assets information of each equipment, comprise: the title of power supply station, described power office, transformer station (institute), circuit, distribution transforming title, transformer capacity, rated voltage, rated current, main for circuit/every data parameters such as available circuit and Intelligent capacitor, when breaking down in the master station module somewhere monitored in this system, this department described in fault place equipment or the design parameter of unit and faulty equipment can be obtained in time, notify that department described in fault place equipment or unit change the equipment of respective model for operating personnel in time by human-computer interaction module, guarantee that Reactive Power Compensation of Low-voltage Distribution Network system is normally run.
On the basis of above-described embodiment, the Reactive Power Compensation of Low-voltage Distribution Network system in one embodiment of the invention, also comprises: parameter management module, for arranging, reading and revise every static parameter and the operational factor of asset of equipments.
Parameter management module in the present embodiment can arrange, reads and revise every static parameter and the operational factor of each equipment in Reactive Power Compensation of Low-voltage Distribution Network system, such as Intelligent capacitor parameter etc., in addition, can also have public change blackouts monitoring function.
On the basis of above-described embodiment, the Reactive Power Compensation of Low-voltage Distribution Network system in one embodiment of the invention, also comprises: power factor processing module, for storing and the power factor of adding up in the first preset time period and managing detailed catalogue thereof.
In the present embodiment, power factor processing module stores and the power factor of adding up in the first preset time period and managing detailed catalogue thereof, namely storage statistics is carried out to power factor, comprising: day power factor, power factor day, power factor detailed, the moon and the moon power factor detail storage and statistics.
On the basis of above-described embodiment, the Reactive Power Compensation of Low-voltage Distribution Network system in one embodiment of the invention, also comprises: reactive power compensation logging modle, for the switching frequency of the logical address and corresponding capacitance device that record or inquire about distribution transformer terminals module.
On the basis of above-described embodiment, Reactive Power Compensation of Low-voltage Distribution Network system in one embodiment of the invention, also comprise: three-phase current processing module, for showing numbering, model, the capacity of corresponding transformer, and detect and show maximum unbalance rate and the time of occurrence information of corresponding transformer.
On the basis of above-described embodiment, Reactive Power Compensation of Low-voltage Distribution Network system in one embodiment of the invention, also comprise: voltage alarm module, for detecting and the time of minimum voltage, ceiling voltage and the minimum voltage added up in every platform transformer second preset time period and ceiling voltage appearance.
In the present embodiment, can per diem, time of the moon, the minimum voltage adding up every platform transformer year, ceiling voltage and appearance, every platform transformer every day, the moon, year at least each record, user independently can set threshold values, add up and show the transformer detail in threshold range, for inquiring about under numerous conditions.
On the basis of above-described embodiment, the Reactive Power Compensation of Low-voltage Distribution Network system in one embodiment of the invention, also comprises: rate of qualified voltage test module, for adding up the day rate of qualified voltage of corresponding transformer.
In the present embodiment, the day rate of qualified voltage of statistics transformer, comprises statistics transformer title, query time, rate of qualified voltage, Over High-Limit Voltage time, voltage gets over the lower limit time.
On the basis of above-described embodiment, the Reactive Power Compensation of Low-voltage Distribution Network system in one embodiment of the invention, also comprises: idle long-range switching module, for carrying out long-range input and long-range excision to predetermined capacitive device, and display and record switching result.
In the present embodiment, idle long-range switching module makes Reactive Power Compensation of Low-voltage Distribution Network system can become Intelligent capacitor group to public affairs to carry out long-range input and long-range excision, and display and record switching result; Single or multiple capacitor can be selected to carry out switching operation; Intelligent capacitor can be become to public affairs to carry out switching state and call survey together; Can inquiry public change Intelligent capacitor group long-range switching Action Events details.
On the basis of above-described embodiment, the Reactive Power Compensation of Low-voltage Distribution Network system in one embodiment of the invention, also comprises: capacitor parameters administration module, for arranging and call together the parameter surveying predetermined capacitive device.
In the present embodiment, the relevant parameter that public affairs become Intelligent capacitor group can be arranged and calls survey together, comprising and automatically drop into controling parameters, every group capacitor capacity, allow to drop into the basic parameters such as period.
In sum, the Reactive Power Compensation of Low-voltage Distribution Network system that the embodiment of the present invention provides, described reactive compensation module is connected by wireless network with distribution transformer terminals module, distribution transformer terminals module by the data of integrated and United Dispatching by wireless network transmissions to master station module, make this system be provided with good communication function, achieve the bidirectional transfer of information between reactive compensation module and master station module; Described plant asset management module by each asset of equipments information transmission in system to master station module, human-computer interaction module operation response person operation sends command adapted thereto, when this system malfunctions, master station module place user just can understand the equipment resource information at fault place immediately, and by human-computer interaction module, the instruction of fixing a breakdown is issued to nearest department of distance fault place or individual.
In addition, the Reactive Power Compensation of Low-voltage Distribution Network system that the embodiment of the present invention provides, also be provided with parameter management function, power factor processing capacity, reactive power compensation writing function, three-phase current processing capacity, voltage alarm function, rate of qualified voltage test function, idle long-range switching function and capacitor parameters management function, make Reactive Power Compensation of Low-voltage Distribution Network system more intelligent.
Above a kind of Reactive Power Compensation of Low-voltage Distribution Network system provided by the present invention is described in detail.Apply specific case herein to set forth principle of the present invention and execution mode, the explanation of above embodiment just understands the present invention and core concept thereof for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection range of the claims in the present invention.
Claims (9)
1. a Reactive Power Compensation of Low-voltage Distribution Network system, is characterized in that, comprising:
Master station module, reactive compensation module, distribution transformer terminals module, plant asset management module and human-computer interaction module;
Described reactive compensation module is connected by wireless network with distribution transformer terminals module, realize the data integration of reactive compensation module in distribution transformer terminals module and United Dispatching, distribution transformer terminals module by the data of integrated and United Dispatching by wireless network transmissions to master station module, realize master station module to the remote monitoring of reactive power compensation data and management;
Each asset of equipments information transmission in system to master station module, is demonstrated fault zone asset of equipments information for master station module when system malfunctions by described plant asset management module, and human-computer interaction module operation response person operation sends command adapted thereto.
2. Reactive Power Compensation of Low-voltage Distribution Network system according to claim 1, is characterized in that, also comprise:
Parameter management module, for arranging, reading and revise every static parameter and the operational factor of asset of equipments.
3. Reactive Power Compensation of Low-voltage Distribution Network system according to claim 2, is characterized in that, also comprise:
Power factor processing module, for storing and the power factor of adding up in the first preset time period and managing detailed catalogue thereof.
4. Reactive Power Compensation of Low-voltage Distribution Network system according to claim 3, is characterized in that, also comprise:
Reactive power compensation logging modle, for the switching frequency of the logical address and corresponding capacitance device that record or inquire about distribution transformer terminals module.
5. Reactive Power Compensation of Low-voltage Distribution Network system according to claim 4, is characterized in that, also comprise:
Three-phase current processing module, for showing numbering, model, the capacity of corresponding transformer, and detects and shows maximum unbalance rate and the time of occurrence information of corresponding transformer.
6. Reactive Power Compensation of Low-voltage Distribution Network system according to claim 5, is characterized in that, also comprise:
Voltage alarm module, for detecting and the time of minimum voltage, ceiling voltage and the minimum voltage added up in every platform transformer second preset time period and ceiling voltage appearance.
7. Reactive Power Compensation of Low-voltage Distribution Network system according to claim 6, is characterized in that, also comprise:
Rate of qualified voltage test module, for adding up the day rate of qualified voltage of corresponding transformer.
8. Reactive Power Compensation of Low-voltage Distribution Network system according to claim 7, is characterized in that, also comprise:
Idle long-range switching module, for carrying out long-range input and long-range excision to predetermined capacitive device, and display and record switching result.
9. Reactive Power Compensation of Low-voltage Distribution Network system according to claim 8, is characterized in that, also comprise:
Capacitor parameters administration module, for arranging and call together the parameter surveying predetermined capacitive device.
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|---|---|---|---|
| CN201410669640.1A CN104333017A (en) | 2014-11-20 | 2014-11-20 | Low voltage distribution network reactive compensation system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410669640.1A CN104333017A (en) | 2014-11-20 | 2014-11-20 | Low voltage distribution network reactive compensation system |
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| CN104333017A true CN104333017A (en) | 2015-02-04 |
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| CN201410669640.1A Pending CN104333017A (en) | 2014-11-20 | 2014-11-20 | Low voltage distribution network reactive compensation system |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001045667A (en) * | 1999-07-30 | 2001-02-16 | Matsushita Electric Ind Co Ltd | Parallel running of reactive power compensating apparatuses |
| US20050194944A1 (en) * | 2004-03-04 | 2005-09-08 | Folts Douglas C. | Dynamic reactive compensation system and method |
| CN201409017Y (en) * | 2009-05-19 | 2010-02-17 | 河南省电力公司郑州供电公司 | Distribution transformer comprehensive monitoring and reactive power compensating system |
| CN203826963U (en) * | 2013-12-27 | 2014-09-10 | 国家电网公司 | Reactive power optimization controlling apparatus of power distribution line of rural power grid |
-
2014
- 2014-11-20 CN CN201410669640.1A patent/CN104333017A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001045667A (en) * | 1999-07-30 | 2001-02-16 | Matsushita Electric Ind Co Ltd | Parallel running of reactive power compensating apparatuses |
| US20050194944A1 (en) * | 2004-03-04 | 2005-09-08 | Folts Douglas C. | Dynamic reactive compensation system and method |
| CN201409017Y (en) * | 2009-05-19 | 2010-02-17 | 河南省电力公司郑州供电公司 | Distribution transformer comprehensive monitoring and reactive power compensating system |
| CN203826963U (en) * | 2013-12-27 | 2014-09-10 | 国家电网公司 | Reactive power optimization controlling apparatus of power distribution line of rural power grid |
Non-Patent Citations (1)
| Title |
|---|
| 高伟庆，盛俊豪，李 波，章坚民: "基于通信组网的低压配电网无功补偿", 《农村电气化》, no. 326, 10 July 2014 (2014-07-10) * |
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Application publication date: 20150204 |