CN102904268A - Three-joint-regulation reactive power compensation system - Google Patents

Three-joint-regulation reactive power compensation system Download PDF

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Publication number
CN102904268A
CN102904268A CN2012104405366A CN201210440536A CN102904268A CN 102904268 A CN102904268 A CN 102904268A CN 2012104405366 A CN2012104405366 A CN 2012104405366A CN 201210440536 A CN201210440536 A CN 201210440536A CN 102904268 A CN102904268 A CN 102904268A
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CN
China
Prior art keywords
reactive power
power compensation
reactive
voltage
joint
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2012104405366A
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Chinese (zh)
Inventor
亓效生
亓延峰
王志涛
苏将涛
赵信华
田纯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
Laiwu Power Supply Co of State Grid Shandong Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
Laiwu Power Supply Co of State Grid Shandong Electric Power Co Ltd
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Publication date
Application filed by State Grid Corp of China SGCC, Laiwu Power Supply Co of State Grid Shandong Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN2012104405366A priority Critical patent/CN102904268A/en
Publication of CN102904268A publication Critical patent/CN102904268A/en
Pending legal-status Critical Current

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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
    • Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/30—Reactive power compensation
    • 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
    • Y02E40/70—Smart grids as climate change mitigation technology in the energy generation 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
    • 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
    • Y04S10/00—Systems supporting electrical power generation, transmission or distribution
    • Y04S10/22—Flexible AC transmission systems [FACTS] or power factor or reactive power compensating or correcting units
    • 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
    • Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
    • 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
    • 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

Abstract

The invention provides a three-joint-regulation reactive power compensation system. The three-joint-regulation reactive power compensation system comprises a low-voltage transformer-area reactive power compensation device, a transmission line reactive power compensation device and a transformer substation reactive power compensation device, wherein the low-voltage transformer-area reactive power compensation device, the transmission line reactive power compensation device and the transformer substation reactive power compensation device are respectively connected with a wireless receiving terminal; the wireless receiving terminal is connected with a base station through an antenna; the base station and a gateway are connected for data synchronization; and the gateway is connected with a reactive joint-regulation main station. The three-joint-regulation reactive power compensation system has the advantages that a smart distribution network reactive voltage automatic control system communicates with a distribution network reactive power compensation comprehensive measurement and control device through a wireless encryption private network, remote sensing and remote signaling data of each node are acquired, reactive voltage optimal calculation is performed, a smart reactive voltage optimal control system based on a wireless private network can monitor reactive terminals which are distributed in various regions and can perform dynamic and local compensation, voltage qualification and power factor qualification are ensured, and grid loss is reduced.

Description

A kind of three grades of uniting and adjustment reactive compensation systems
Technical field
What the present invention relates to is a kind of three grades of uniting and adjustment reactive compensation systems for electrical network.
Background technology
In the prior art, known technology is in the existing rural power grids, exists the too high dual problem of voltage instability and network loss.Wherein, along with development and " household electrical appliances are gone to the countryside " movable enforcement of rural economy, the rural power grids power load presented explosive growth in recent years, and in this case, the phenomenon of voltage instability has seriously restricted the normal for electricity consumption of rural power grids.
For the radio area local compensation.Can be according to the actual load situation, the occasion low in power factor, that voltage is low, three-phase is in a basic balance adopts thyristor (or combination switch) switched capacitor (TSC), guarantees the Long Service Life of equipment; Serious in the three-phase imbalance situation, voltage is low, and the violent occasion of load fluctuation, employing has static reacance generator (SVG) device that three-phase independent compensation function can realize system's imbalance compensation, the whole power factor that realizes improves, reduce three-phase power imbalance, improve voltage, improve the purpose of the quality of power supply; Serious at harmonic pollution, the occasion that the quality of power supply is low adopts active filter (APF) device, realizes improving power factor, improves voltage, and the purpose that harmonic carcellation pollutes solves the dynamic following compensation of distribution and the problem of electric energy quality optimizing;
Transmission line reactive power compensator, according to line length and cable parameter, select suitable place, vacuum contactor switching type or on-load voltage regulation formula automatic reactive compensator are installed on the line, solve circuit reactive loss problem, and the precision of raising in power compensation, guarantee that reactive-load compensation equipment can control according to optimal way.
Substation Reactive-power Compensation at transformer substation side, according to the load condition of transformer station, adopts advanced automatic, quick, the accurate reactive-load compensation equipments such as magnet controlled reactor type SVC, carries out the 10kV of transformer station centralized compensation.
Summary of the invention
Purpose of the present invention, be exactly for the existing deficiency of prior art, and provide a kind of technical scheme of three grades of uniting and adjustment reactive compensation systems, the system intelligence power distribution network Powerless voltage automatic control system of this scheme is by wireless encryption private network and the reactive power compensation integrated measure and control device communication of distribution, gather the remote measurement of each node, remote signalling data, carrying out reactive Voltage Optimum calculates, realization is based on the Intelligence Reactive Power voltage optimization control system of wireless private network, reactive termination to the distribution various places is monitored, dynamically local compensation guarantees that voltage is qualified, qualified and the reduction grid loss of power factor.
This programme is achieved by the following technical measures: a kind of three grades of uniting and adjustment reactive compensation systems, comprise the low-voltage platform area reactive power compensator, transmission line reactive power compensator, Reactive Power Compensation Eqyuipment in Substation, the characteristics of this programme are: described low-voltage platform area reactive power compensator, transmission line reactive power compensator are connected with radio receiving terminal with Reactive Power Compensation Eqyuipment in Substation and are connected, described radio receiving terminal is connected with idle uniting and adjustment main website by radio communication base station, also is provided with gateway between described radio communication base station and the idle uniting and adjustment main website.Described radio communication base station is connected by optical fiber with gateway.
The beneficial effect of this programme can be learnt according to the narration to such scheme, because radio receiving terminal and antenna are arranged in this scheme, can realize Wireless remote control; The low-voltage platform area reactive power compensator, transmission line reactive power compensator, Reactive Power Compensation Eqyuipment in Substation can be realized three grades of reactive power compensations, and can carry out uniting and adjustment by idle uniting and adjustment main website, realize distributing rationally of electrical network, reduced grid loss, improved quality of voltage.This shows that the present invention compared with prior art has substantive distinguishing features and progress, the beneficial effect of its enforcement also is apparent.
Description of drawings
Fig. 1 is the structural representation of the specific embodiment of the invention.
Among the figure, 1 is the low-voltage platform area reactive power compensator, and 2 is transmission line reactive power compensator, and 3 is Reactive Power Compensation Eqyuipment in Substation, and 4 is radio receiving terminal, and 5 is radio communication base station, and 6 is idle uniting and adjustment main websites, and 7 is gateway.
Embodiment
For clearly demonstrating the technical characterstic of this programme, below by an embodiment, and in conjunction with its accompanying drawing, this programme is set forth.
Can find out by accompanying drawing, the level uniting and adjustment reactive compensation system of this programme, comprise low-voltage platform area reactive power compensator 1, transmission line reactive power compensator 2, Reactive Power Compensation Eqyuipment in Substation 3, described low-voltage platform area reactive power compensator 1, transmission line reactive power compensator 2 are connected with Reactive Power Compensation Eqyuipment in Substation and are connected with radio receiving terminal 4 respectively, described radio receiving terminal 4 is connected with idle uniting and adjustment main website 6 by radio communication base station 5, also is provided with gateway 7 between described radio communication base station 5 and the idle uniting and adjustment main website 6.Described radio communication base station 5 and gateway 7 are connected by optical fiber.
The present invention is not limited in above-mentioned embodiment, and the variation that those of ordinary skills make in essential scope of the present invention, remodeling, interpolation or replacement also should belong to protection scope of the present invention.

Claims (2)

1. three grades of uniting and adjustment reactive compensation systems, comprise the low-voltage platform area reactive power compensator, transmission line reactive power compensator, Reactive Power Compensation Eqyuipment in Substation, it is characterized in that: described low-voltage platform area reactive power compensator, transmission line reactive power compensator are connected with radio receiving terminal with Reactive Power Compensation Eqyuipment in Substation and are connected, described radio receiving terminal is connected with idle uniting and adjustment main website by radio communication base station, also is provided with gateway between described radio communication base station and the idle uniting and adjustment main website.
2. three grades of uniting and adjustment reactive compensation systems according to claim 1, it is characterized in that: described radio communication base station is connected by optical fiber with gateway.
CN2012104405366A 2012-11-07 2012-11-07 Three-joint-regulation reactive power compensation system Pending CN102904268A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012104405366A CN102904268A (en) 2012-11-07 2012-11-07 Three-joint-regulation reactive power compensation system

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Application Number Priority Date Filing Date Title
CN2012104405366A CN102904268A (en) 2012-11-07 2012-11-07 Three-joint-regulation reactive power compensation system

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105119295A (en) * 2015-10-12 2015-12-02 国网浙江临海市供电公司 Power supply system with reactive compensation function
CN106647246A (en) * 2016-12-21 2017-05-10 张静 Power supply control system
CN106981927A (en) * 2017-05-13 2017-07-25 深圳国电粤能节能科技有限公司 Intelligence relaying power center control system for low pressure long-distance transmissions
CN108695858A (en) * 2018-05-04 2018-10-23 国网内蒙古东部电力有限公司电力科学研究院 A kind of power distribution network drop damage method reducing idle flowing
CN112448901A (en) * 2019-08-29 2021-03-05 华为技术有限公司 Channel compensation method and device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06209525A (en) * 1993-01-05 1994-07-26 Nishishiba Electric Co Ltd System-linkage protection and detection apparatus
CN100550569C (en) * 2007-06-22 2009-10-14 泰州苏源科电有限公司 10kV and following power distribution network reactive Voltage Optimum progress control method and system
CN101557113A (en) * 2008-07-11 2009-10-14 湖北鄂电大全电气设备制造有限公司 Digital low-voltage distribution network reactive power compensator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06209525A (en) * 1993-01-05 1994-07-26 Nishishiba Electric Co Ltd System-linkage protection and detection apparatus
CN100550569C (en) * 2007-06-22 2009-10-14 泰州苏源科电有限公司 10kV and following power distribution network reactive Voltage Optimum progress control method and system
CN101557113A (en) * 2008-07-11 2009-10-14 湖北鄂电大全电气设备制造有限公司 Digital low-voltage distribution network reactive power compensator

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105119295A (en) * 2015-10-12 2015-12-02 国网浙江临海市供电公司 Power supply system with reactive compensation function
CN105119295B (en) * 2015-10-12 2018-06-19 国网浙江临海市供电公司 A kind of electric power system with no-power compensation function
CN106647246A (en) * 2016-12-21 2017-05-10 张静 Power supply control system
CN106981927A (en) * 2017-05-13 2017-07-25 深圳国电粤能节能科技有限公司 Intelligence relaying power center control system for low pressure long-distance transmissions
CN108695858A (en) * 2018-05-04 2018-10-23 国网内蒙古东部电力有限公司电力科学研究院 A kind of power distribution network drop damage method reducing idle flowing
CN112448901A (en) * 2019-08-29 2021-03-05 华为技术有限公司 Channel compensation method and device
CN112448901B (en) * 2019-08-29 2022-04-05 华为技术有限公司 Channel compensation method and device

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Application publication date: 20130130