CN106992529A - 一种提高无功补偿效率的配电箱配变终端 - Google Patents

一种提高无功补偿效率的配电箱配变终端 Download PDF

Info

Publication number
CN106992529A
CN106992529A CN201710214003.9A CN201710214003A CN106992529A CN 106992529 A CN106992529 A CN 106992529A CN 201710214003 A CN201710214003 A CN 201710214003A CN 106992529 A CN106992529 A CN 106992529A
Authority
CN
China
Prior art keywords
acquisition processor
reactive
casing
distribution box
load compensation
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
CN201710214003.9A
Other languages
English (en)
Inventor
马振宇
邵学俭
刘家齐
张扬
陈琦
谢成
毕安
金涌涛
陈胜科
陈蕾
苏毅方
林琳
郭艳东
夏海斌
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.)
Zhejiang Huayun Cleaning Energy Co Ltd
State Grid Corp of China SGCC
State Grid Zhejiang Electric Power Co Ltd
Original Assignee
Zhejiang Huayun Cleaning Energy Co Ltd
State Grid Corp of China SGCC
State Grid Zhejiang Electric Power Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhejiang Huayun Cleaning Energy Co Ltd, State Grid Corp of China SGCC, State Grid Zhejiang Electric Power Co Ltd filed Critical Zhejiang Huayun Cleaning Energy Co Ltd
Priority to CN201710214003.9A priority Critical patent/CN106992529A/zh
Publication of CN106992529A publication Critical patent/CN106992529A/zh
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H02J3/1821—Arrangements for adjusting, eliminating or compensating reactive power in networks using shunt compensators
    • H02J3/1835—Arrangements for adjusting, eliminating or compensating reactive power in networks using shunt compensators with stepless control
    • H02J3/1864—Arrangements for adjusting, eliminating or compensating reactive power in networks using shunt compensators with stepless control wherein the stepless control of reactive power is obtained by at least one reactive element connected in series with a semiconductor switch
    • H02J13/0075—
    • 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
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/345—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering using capacitors as storage or buffering devices
    • 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
    • H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
    • H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
    • H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
    • 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
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
    • 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
    • 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
    • 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
    • Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/12—Energy storage units, uninterruptible power supply [UPS] systems or standby or emergency generators, e.g. in the last power distribution stages
    • 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
    • Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20—End-user application control systems
    • Y04S20/248—UPS systems or standby or emergency generators

Abstract

本发明涉及一种提高无功补偿效率的配电箱配变终端，包括箱体和采集处理器，采集处理器上连接有无功补偿控制器，采集处理器上设有RS‑485通讯接口，无功补偿控制器依靠采集处理器下发的控制信号实现无功补偿，RS‑485通讯接口上连接有剩余电流动作保护器，箱体上设有分支回路监测装置，采集处理器上连接有数字信号处理器，箱体外设有与主站正常连接的GPRS通信装置；本发明的优点：通过采集处理器下发控制信号，实现了无功补偿器对配电箱内的电压进行补偿处理，提高电网的功率因数，降低供电变压器及输送线路的损耗，提高供电效率，改善供电环境，且通过采集处理器下发控制信号，实现了无功补偿器自动化控制，实现无功补偿器补偿功率能一步到位。

Description

一种提高无功补偿效率的配电箱配变终端
技术领域
本发明涉及一种提高无功补偿效率的配电箱配变终端。
背景技术
目前，配电箱是构成低压林按电气接线，要求将开关设备、测量仪表、保护电器和辅助设备组装在封闭或半封闭金属柜中或屏幅上，能合理的分配电能，方便对电路的开合操作，现有配电箱在使用过程中，由于不同的因素造成网络的损耗，电网质量下降的问题，而现有配电箱中存在的无功补偿系统均由人工操作，操作不当时，造成补偿功率不能一步到位，冲击电流过大，系统特性容易漂移，维护成本高、造成设备整体投资费用高。
发明内容
本发明要解决的技术问题就是提供一种提高无功补偿效率的配电箱配变终端，解决现有配电箱存在补偿效率差的问题。
为了解决上述技术问题，本发明是通过以下技术方案实现的：一种提高无功补偿效率的配电箱配变终端，包括箱体和设置在箱体内的采集处理器，采集处理器上连接有无功补偿控制器，采集处理器上设有RS-485通讯接口，无功补偿控制器依靠采集处理器下发的控制信号实现无功补偿，RS-485通讯接口上连接有剩余电流动作保护器，箱体上设有分支回路监测装置，采集处理器与分支回路监测装置之间通过RS-485通讯接口通信，采集处理器上连接有数字信号处理器，箱体上设有与采集处理器相连的备用电源，箱体外设有与主站正常连接的GPRS通信装置。
优选的，备用电源包括充电电池组和超级电容组，充电电池组上设有第一磁性控制开关，超级电容组上设有第二磁性控制开关，第一磁性控制开关和第二磁性控制开关为一对联动开关，能实现充电电池组和超级电容组的快速互换，保证采集处理器能将停电事件上传至主站内。
优选的，充电电池组包括电池座和四节设置在电池座内的镍氢电池，电池座上设有与采集处理器相连的第一导线，能实现充电电池组的快速更换。
优选的，超级电容组包括超级电容和设置在超级电容上的连接线，连接线上连接有超级电容充电的电源线，超级电容上设有与采集处理器相连的第二导线，充电可靠，连接方便，能保证超级电容组的连续性供电。
优选的，GPRS通信装置包括固定板和GPRS无线数传模块，GPRS无线数传模块设置在固定板上，固定板设置在箱体上，能实现终端与主站的正常连接，固定板将GPRS无线数传模块固定在箱体上，能防止GPRS无线数传模块的损坏。
优选的，GPRS无线数传模块上设有USB接口，能够支持U盘升级等维护功能。
综上所述，本发明的优点：1.通过采集处理器下发控制信号，实现了无功补偿器对配电箱内电压的进行补偿，提高电网的功率因数，降低供电变压器及输送线路的损耗，提高供电效率，改善供电环境，且通过采集处理器下发控制信号，能根据线路的实际运行情况下方最佳的补偿方式，实现了无功补偿器自动化控制，实现无功补偿器补偿功率不能一步到位，减少了配电箱的损坏；
2.剩余电流动作保护器的设置，能将通讯的配电箱中的电压、电流、当前剩余电流值、剩余电流越限事件、跳闸事件、闭锁事件等数据进行存储，并通过RS-485通讯接口接入在采集处理器上，能实现剩余电流动作保护器的多点测量；
3.分支回路监测装置的设置，能对每个分支回路监测信息作为一个测量点存储相应的电压、电流、功率等数据；
4.备用电源的设置，能保证终端停电后，能提高备用电池立即上报停电事件，并记录停电时间；
5.GPRS通信装置的设置，能保证箱体与主站的正常连接，应用于地下室等场所时，距离户外开阔空间较远的区域。
附图说明
下面结合附图对本发明作进一步说明：
图1为本发明一种提高无功补偿效率的配电箱配变终端的结构示意图；
图2为本发明充电电池组的结构示意图；
图3为本发明超级电容组的结构示意图。
具体实施方式
如图1、图2、图3所示，一种提高无功补偿效率的配电箱配变终端，包括箱体1和设置在箱体1内的采集处理器2，采集处理器2上连接有无功补偿控制器9，采集处理器2上设有RS-485通讯接口21，无功补偿控制器9依靠采集处理器2下发的控制信号实现无功补偿，RS-485通讯接口21上连接有剩余电流动作保护器22，箱体1上设有分支回路监测装置3，采集处理器2与分支回路监测装置3之间通过RS-485通讯接口21通信，采集处理器2上连接有数字信号处理器4，箱体1上设有与采集处理器2相连的备用电源5，箱体1外设有与主站正常连接的GPRS通信装置6，采集处理器2通过RS-485向无功补偿控制器9传输控制信号，箱体1与主站之间的数据传输通道采用无线公网、以太网和光纤。
备用电源5包括充电电池组7和超级电容组8，充电电池组7上设有第一磁性控制开关70，超级电容组8上设有第二磁性控制开关80，第一磁性控制开关70和第二磁性控制开关80为一对联动开关，能实现充电电池组和超级电容组的快速互换，保证采集处理器能将停电事件上传至主站内。
充电电池组7包括电池座71和四节设置在电池座71内的镍氢电池72，电池座71上设有与采集处理器2相连的第一导线73，能实现充电电池组的快速更换，且将镍氢电池的电压设置成1.2V，且镍氢电池72的充电循环次数不低于1000次，当充电电池组7供电时，主站通讯不低于60秒的能力；超级电容组8包括超级电容81和设置在超级电容上的连接线82，连接线82上连接有超级电容充电的电源线83，超级电容81上设有与采集处理器2相连的第二导线84，充电可靠，连接方便，能保证超级电容组的连续性供电，当超级电容组8供电时，主站通讯不低于30秒的能力。
GPRS通信装置6包括固定板61和GPRS无线数传模块60，GPRS无线数传模块60设置在固定板61上，固定板61设置在箱体1上，能实现终端与主站的正常连接，固定板将GPRS无线数传模块固定在箱体上，能防止GPRS无线数传模块的损坏，GPRS无线数传模块60上设有USB接口63，能够支持U盘升级等维护功能。
无功补偿器9包括电容器组，且无功补偿器9包括分相补偿室和三相共补室，电容器组上设有通讯接口，无功补偿器9上设有过流保护装置或速断的保护装置，无功补偿器9的投切方式根据不同的需求采用可控硅复合开关或电磁继电器式开关，无功补偿器9具有进行远程投切、补偿参数设置、补偿记录查询、分区段功率因数统计的功能，通过电容电流与实际投切电容量的对比，实现电容器的在线状态检测，在额定电网中切除后，为了满足3min之内将残压控制在50V以下，本实施例中的电容器采用低压自愈式电容器，且低压自愈式电容器的电压应选取大于1.1倍系统运行额定有效值电压，且电容器组上配置有电抗器，无功补偿器9上设有避雷器，能防止雷电过电压、操作浪涌过电压和其他瞬态过电压对交流电源系统和用电设备造成的损坏。
使用时，将箱体1安装在配电箱上或设置在配电箱附件，将无功补偿器9与配电箱相连，采集处理器2接收到分支回路监测装置3检测到线路出现重负荷时，采集处理器2通过RS-485向无功补偿器9下方控制信号，无功补偿器9投入一组电容器组，使线路达到补偿，并通过采集处理器2采集和统计电容器组的运行参数，当箱体1发生停电后，备用电源5立即向采集处理器2通电使采集处理器2立即上报停电事件，并记录停电时间。
除上述优选实施例外，本发明还有其他的实施方式，本领域技术人员可以根据本发明作出各种改变和变形，只要不脱离本发明的精神，均应属于本发明所附权利要求所定义的范围。

Claims (6)

1.一种提高无功补偿效率的配电箱配变终端，其特征在于：包括箱体(1)和设置在箱体(1)内的采集处理器(2)，采集处理器(2)上连接有无功补偿控制器(9)，采集处理器(2)上设有RS-485通讯接口(21)，无功补偿控制器(9)依靠采集处理器(2)下发的控制信号实现无功补偿，RS-485通讯接口(21)上连接有剩余电流动作保护器(22)，箱体(1)上设有分支回路监测装置(3)，采集处理器(2)与分支回路监测装置(3)之间通过RS-485通讯接口(21)通信，采集处理器(2)上连接有数字信号处理器(4)，箱体(1)上设有与采集处理器(2)相连的备用电源(5)，箱体(1)外设有与主站正常连接的GPRS通信装置(6)，无功补偿控制器(9)。
2.根据权利要求1所述的一种提高无功补偿效率的配电箱配变终端，其特征在于：备用电源(5)包括充电电池组(7)和超级电容组(8)，充电电池组(7)上设有第一磁性控制开关(70)，超级电容组(8)上设有第二磁性控制开关(80)，第一磁性控制开关(70)和第二磁性控制开关(80)为一对联动开关。
3.根据权利要求2所述的一种提高无功补偿效率的配电箱配变终端，其特征在于：充电电池组(7)包括电池座(71)和四节设置在电池座(71)内的镍氢电池(72)，电池座(71)上设有与采集处理器(2)相连的第一导线(73)。
4.根据权利要求2所述的一种提高无功补偿效率的配电箱配变终端，其特征在于：超级电容组(8)包括超级电容(81)和设置在超级电容上的连接线(82)，连接线(82)上连接有超级电容充电的电源线(83)，超级电容(81)上设有与采集处理器(2)相连的第二导线(84)。
5.根据权利要求1所述的一种提高无功补偿效率的配电箱配变终端，其特征在于：GPRS通信装置(6)包括固定板(61)和GPRS无线数传模块(60)，GPRS无线数传模块(60)设置在固定板(61)上，固定板(61)设置在箱体(1)上。
6.根据权利要求5所述的一种提高无功补偿效率的配电箱配变终端，其特征在于：GPRS无线数传模块(60)上设有USB接口(63)。
CN201710214003.9A 2017-04-01 2017-04-01 一种提高无功补偿效率的配电箱配变终端 Pending CN106992529A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710214003.9A CN106992529A (zh) 2017-04-01 2017-04-01 一种提高无功补偿效率的配电箱配变终端

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710214003.9A CN106992529A (zh) 2017-04-01 2017-04-01 一种提高无功补偿效率的配电箱配变终端

Publications (1)

Publication Number Publication Date
CN106992529A true CN106992529A (zh) 2017-07-28

Family

ID=59415816

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710214003.9A Pending CN106992529A (zh) 2017-04-01 2017-04-01 一种提高无功补偿效率的配电箱配变终端

Country Status (1)

Country Link
CN (1) CN106992529A (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110176728A (zh) * 2019-05-24 2019-08-27 郑成将 一种箱式变电站漏电智能提升隔离报警装置及使用方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080203979A1 (en) * 2005-09-26 2008-08-28 Ruitian Su Customer Intelligent Reactive Power Automatic Compensation Energy-Saved Device
CN201515183U (zh) * 2009-10-22 2010-06-23 泉州科力电气有限公司 带漏保远程监控功能的智能综合配电箱
CN102904178A (zh) * 2012-09-24 2013-01-30 长兴县供电局 智能悬挂式配电箱
CN203445632U (zh) * 2013-05-13 2014-02-19 海南电力技术研究院 一种输电线路新型电源储能装置
CN103618381A (zh) * 2013-11-13 2014-03-05 国家电网公司 保护测控一体化综合配电箱
CN105207237A (zh) * 2015-09-22 2015-12-30 国网电网公司 配网三相负荷不平衡调整控制系统
CN206640319U (zh) * 2017-04-01 2017-11-14 国家电网公司 一种配电箱配变终端

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080203979A1 (en) * 2005-09-26 2008-08-28 Ruitian Su Customer Intelligent Reactive Power Automatic Compensation Energy-Saved Device
CN201515183U (zh) * 2009-10-22 2010-06-23 泉州科力电气有限公司 带漏保远程监控功能的智能综合配电箱
CN102904178A (zh) * 2012-09-24 2013-01-30 长兴县供电局 智能悬挂式配电箱
CN203445632U (zh) * 2013-05-13 2014-02-19 海南电力技术研究院 一种输电线路新型电源储能装置
CN103618381A (zh) * 2013-11-13 2014-03-05 国家电网公司 保护测控一体化综合配电箱
CN105207237A (zh) * 2015-09-22 2015-12-30 国网电网公司 配网三相负荷不平衡调整控制系统
CN206640319U (zh) * 2017-04-01 2017-11-14 国家电网公司 一种配电箱配变终端

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110176728A (zh) * 2019-05-24 2019-08-27 郑成将 一种箱式变电站漏电智能提升隔离报警装置及使用方法
CN110176728B (zh) * 2019-05-24 2020-06-30 胜利油田恒源电气有限责任公司 一种箱式变电站漏电智能提升隔离报警装置及使用方法

Similar Documents

Publication Publication Date Title
US11318858B2 (en) Intelligent electric-vehicle charging station
US20120187089A1 (en) High-voltage, super-voltage and heavy current breaker
CN204442008U (zh) 一种智能型低压综合配电柜
CN108649588A (zh) 一种通讯式智能无功补偿综合治理装置
CN102074994B (zh) 一种直流系统充电装置
CN101599641A (zh) 利用高压直流向通信设备供电的系统和方法
CN206850446U (zh) 一种智能负载平衡调压装置
CN206640319U (zh) 一种配电箱配变终端
CN201887559U (zh) 电容补偿柜远程监控装置
CN102684214A (zh) 新型高压串联电压补偿装置
CN201726139U (zh) 智能无功补偿装置
CN103036307A (zh) 市电故障检测电路及方法、保供电应急电源系统
CN203707585U (zh) 高压开关柜
CN106992529A (zh) 一种提高无功补偿效率的配电箱配变终端
CN108988454B (zh) 储能式母线电路结构与直流电源系统
CN102290813A (zh) 一种抑制励磁涌流的变压器空载投切方法
CN206640320U (zh) 一种低压综合配电箱
CN115313470A (zh) 一种光伏并网接入系统
Hosseini Analysis of Substation Protection System Failures and Reliability
CN103219734A (zh) 一种智能型无功补偿系统
CN203377601U (zh) 可调功率因数启备变无功补偿装置
CN203933147U (zh) 一种切换主备电源的箱式变电站
CN107026424A (zh) 一种配变低压总开关自动延时合闸装置
CN201868939U (zh) 一种直流系统充电装置
CN206332455U (zh) 一种面向城市配电网的柱上式电压无功综合补偿装置

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination