CN102403779A - Power supply system for bypass to operate without power failure - Google Patents
Power supply system for bypass to operate without power failure Download PDFInfo
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- CN102403779A CN102403779A CN2011104038216A CN201110403821A CN102403779A CN 102403779 A CN102403779 A CN 102403779A CN 2011104038216 A CN2011104038216 A CN 2011104038216A CN 201110403821 A CN201110403821 A CN 201110403821A CN 102403779 A CN102403779 A CN 102403779A
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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
- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- 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
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Abstract
本发明公开了一种旁路不停电作业供电系统，包括旁路负荷开关A、旁路负荷开关B和旁路供电电缆系统，旁路负荷开关A和旁路负荷开关B分别设置在故障抢修点的两边，中间通过架空绝缘线相连接；所述旁路供电电缆系统包括快速插拔式终端、快速插拔式T型接头、快速插拔式中间接头和接头用户，中间通过旁路供电柔性电力电缆相连接和用户相连。该发明通过在施工现场临时组装一条输电线路来跨接待检修和故障线路段，通过负荷开关操作，将原线路与旁路线路并联运行，然后断开原线路电源，在保证客户不停电的情况下进入停电状态下的检修工作，是减少计划停电时间、提高供电可靠性的发展方向和有效手段，具有很强的功能拓展性。
The invention discloses a bypass power supply system for non-stop operation, which includes a bypass load switch A, a bypass load switch B and a bypass power supply cable system, and the bypass load switch A and the bypass load switch B are respectively arranged at the fault repair point The two sides are connected by an overhead insulated wire in the middle; the bypass power supply cable system includes a quick-plug terminal, a quick-plug T-joint, a quick-plug intermediate joint and a joint user, and the flexible power supply is supplied by a bypass in the middle. The cable is connected to the user. In this invention, a power transmission line is temporarily assembled on the construction site to straddle the maintenance section and the faulty line section, and the original line and the bypass line are operated in parallel through the load switch operation, and then the power supply of the original line is disconnected. The maintenance work in the power outage state is the development direction and effective means to reduce the planned power outage time and improve the reliability of power supply, and has strong function expansion.
Description
技术领域：Technical field:
本发明涉及一种输电线路系统，特别是涉及一种旁路不停电作业供电系统，属于电力电缆状态检修技术领域。The invention relates to a power transmission line system, in particular to a power supply system for bypass non-stop operation, and belongs to the technical field of power cable condition maintenance.
背景技术：Background technique:
随着城市建设进程的快速发展和配电网新建、改造力度的加大，人们对计划检修和故障抢修时、少停电甚至不停电的要求越来越高。郑州市配网架空线路的分断开关少，架空线路检修或故障抢修时通常需要整条线路停电，或电缆线路的突发运行故障，也需要较长的时间测寻故障点和修复；另外市内重点用电单位、或重大活动等均要求很高的供电可靠性。With the rapid development of urban construction and the intensification of new construction and renovation of distribution networks, people have higher and higher requirements for less power outages or even no power outages during planned maintenance and emergency repairs. There are few breaking switches for overhead lines in the distribution network in Zhengzhou, and it usually takes a long time to find the fault point and repair it when the overhead line is overhauled or repaired. Key power consumption units or major events require high power supply reliability.
为适应新形式发展，供电公司必须与时俱进不断提高技术水平和服务质量，促进技术进步和装备升级，快速完成计划检修和故障抢修工作，有效解决设备停电检修和向用户不间断供电的矛盾，提升安全供电服务质量，满足用户多元化需求，实现电网可持续发展奠定坚实基础。In order to adapt to new forms of development, power supply companies must keep pace with the times and continuously improve their technical level and service quality, promote technological progress and equipment upgrades, quickly complete planned maintenance and emergency repairs, and effectively solve the contradiction between equipment power outage maintenance and uninterrupted power supply to users , improve the quality of safe power supply services, meet the diversified needs of users, and lay a solid foundation for the sustainable development of the power grid.
发明内容：Invention content:
本发明所要解决的技术问题是：提供一种旁路不停电作业供电系统，在施工现场临时组装一条输电线路，跨接待检修和故障线路段，通过负荷开关操作，将原线路与旁路线路并联运行，然后断开原线路电源，在保证客户不停电的情况下进入停电状态下的检修工作。The technical problem to be solved by the present invention is: to provide a bypass power supply system for non-stop operation, temporarily assemble a power transmission line at the construction site, span the reception maintenance and faulty line sections, and connect the original line and the bypass line in parallel through the operation of the load switch Run, then disconnect the original line power supply, and enter the maintenance work in the power outage state under the condition that the customer is not powered off.
本发明为解决技术问题所采取的技术方案是：The technical scheme that the present invention takes for solving technical problems is:
一种旁路不停电作业供电系统，所述旁路不停电作业供电系统包括旁路负荷开关A、旁路负荷开关B和旁路供电电缆系统，旁路负荷开关A和旁路负荷开关B分别设置在故障抢修点的两边，中间通过架空绝缘线相连接；所述旁路供电电缆系统包括快速插拔式终端、快速插拔式接头和接头用户，中间分别通过旁路供电柔性电力电缆相连接。A bypass non-stop operation power supply system, the bypass non-stop operation power supply system includes a bypass load switch A, a bypass load switch B and a bypass power supply cable system, the bypass load switch A and the bypass load switch B are respectively Set on both sides of the fault repair point, the middle is connected by an overhead insulated wire; the bypass power supply cable system includes a quick plug-in terminal, a quick plug-in connector and a connector user, and the middle is respectively connected by a bypass power supply flexible power cable .
所述快速插拔式接头包括快速插拔式T型接头和快速插拔式中间接头，分别通过电力电缆和用户相连接。The quick-plug connector includes a quick-plug T-type connector and a quick-plug intermediate connector, which are respectively connected to users through power cables.
本发明的积极有益效果是：The positive beneficial effect of the present invention is:
1、本发明由旁路负荷开关A、旁路负荷开关B、旁路供电柔性电力电缆、快速插拔式电力电缆等组成，该技术利用这些设备可以在施工现场临时组装一条输电线路，跨接待检修和故障线路段，通过负荷开关操作，将原线路与旁路线路并联运行，然后断开原线路电源，在保证客户不停电的情况下进入停电状态下的检修工作。本发明的突出特点就是供电线路在停电检修时不会影响对用户的持续供电，是减少计划停电时间、提高供电可靠性的发展方向和有效手段，也是目前国内外最为先进的配电带电作业项目之一，值得推广。1. The present invention consists of bypass load switch A, bypass load switch B, bypass power supply flexible power cable, quick plug-in power cable, etc. This technology can use these devices to temporarily assemble a transmission line at the construction site, across the reception In the maintenance and faulty line section, the original line and the bypass line are operated in parallel through the load switch operation, and then the power supply of the original line is cut off, and the maintenance work in the power outage state is started under the condition that the customer is not powered off. The outstanding feature of the present invention is that the power supply line will not affect the continuous power supply to users during power outage maintenance. It is the development direction and effective means to reduce the planned power outage time and improve the reliability of power supply. It is also the most advanced power distribution live work project at home and abroad. One, worth promoting.
2、本发明可大幅度提高城市供电公司机动灵活地处置自然灾害和电网突发事故的应急应变能力，大幅度提高不停电作业法的技术水平和技术装备水平，具有应急应变、机动灵活、适用范围广、安全可靠性高等优点，从而进一步增强和完善城市配电系统主动型、对策型、协调控制型的安全防御体系，有效保障城市电网安全、稳定、可靠的运行。2. The present invention can greatly improve the emergency response capacity of urban power supply companies to flexibly deal with natural disasters and power grid emergencies, and greatly improve the technical level and technical equipment level of the non-stop operation method, with emergency response, flexibility, and applicable It has the advantages of wide range, high safety and reliability, so as to further enhance and improve the active, countermeasure and coordinated control security defense system of the urban power distribution system, and effectively ensure the safe, stable and reliable operation of the urban power grid.
3、本发明具备快速连接功能，该功能拓展性很强，应用该功能可以完成以下电力作业：①旁路不停电作业检修和更换架空电缆线路设备(熔断器、柱上开关、导线等)；②快速更换环网柜、分支箱等线路设备；③构建临时输电线路，提供临时电源；④改造移动箱变完成高压对低压的负荷转移工作。3. The present invention has a quick connection function, which is highly expandable, and the following electrical operations can be completed by applying this function: ① bypass non-stop operation maintenance and replacement of overhead cable line equipment (fuse, pole switch, wire, etc.); ②Quickly replace line equipment such as ring network cabinets and branch boxes; ③Construct temporary transmission lines to provide temporary power; ④Transform mobile box transformers to complete high-voltage to low-voltage load transfer.
附图说明：Description of drawings:
图1为本发明的结构原理示意图。Fig. 1 is a schematic diagram of the structure principle of the present invention.
具体实施方式：Detailed ways:
下面结合附图对本发明作进一步的说明：Below in conjunction with accompanying drawing, the present invention will be further described:
参见图1，图中各序号所表示部位名称为：1-旁路负荷开关A，2-旁路负荷开关B，3-故障抢修点，4-架空绝缘线，5-快速插拔式终端，6-旁路供电柔性电力电缆，7-快速插拔式T型接头，8-快速插拔式中间接头。See Figure 1, the names of the parts indicated by the serial numbers in the figure are: 1-Bypass load switch A, 2-Bypass load switch B, 3-Fault repair point, 4-Overhead insulated wire, 5-Quick plug-in terminal, 6-Bypass power supply flexible power cable, 7-Quick plug-in T-type connector, 8-Quick plug-in intermediate connector.
一种旁路不停电作业供电系统，包括旁路负荷开关A、旁路负荷开关B和旁路供电电缆系统，旁路负荷开关A和旁路负荷开关B分别设置在故障抢修点3的两边，中间通过架空绝缘线4相连接；所述旁路供电电缆系统包括快速插拔式终端5、快速插拔式接头和接头用户，中间分别通过旁路供电柔性电力电缆6相连接；所述快速插拔式接头包括快速插拔式T型接头7和快速插拔式中间接头8，分别和用户相连接。A bypass power supply system for non-stop operation, including a bypass load switch A, a bypass load switch B and a bypass power supply cable system, the bypass load switch A and the bypass load switch B are respectively arranged on both sides of the
该发明可以在施工现场临时组装一条输电线路，跨接待检修和故障线路段，通过负荷开关操作，将原线路与旁路线路并联运行，然后断开原线路电源，在保证客户不停电的情况下进入停电状态下的检修工作。其突出特点就是供电线路在停电检修时不会影响对用户的持续供电，是减少计划停电时间、提高供电可靠性的发展方向和有效手段。This invention can temporarily assemble a power transmission line at the construction site, across the maintenance and fault line section, operate the load switch, run the original line and the bypass line in parallel, and then disconnect the power supply of the original line. Enter the maintenance work in the state of power failure. Its outstanding feature is that the power supply line will not affect the continuous power supply to users during power outage maintenance. It is the development direction and effective means to reduce the planned power outage time and improve the reliability of power supply.
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| CN2011104038216A CN102403779A (en) | 2011-12-08 | 2011-12-08 | Power supply system for bypass to operate without power failure |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102946076A (en) * | 2012-11-20 | 2013-02-27 | 江苏省电力公司常州供电公司 | Connection device for distribution cable fault emergency repairs |
| CN103078259A (en) * | 2013-01-09 | 2013-05-01 | 长兴县供电局 | Ring main unit improvement method for reducing switching station power failure time |
| CN104079065A (en) * | 2014-07-11 | 2014-10-01 | 云南电网公司带电作业分公司 | Method for making mobile power generation system be connected into power grid for operation in synchronous grid connection mode |
| CN104466788A (en) * | 2013-09-23 | 2015-03-25 | 国家电网公司 | Method and device for detecting power distribution overhead line |
| CN106356758A (en) * | 2016-09-07 | 2017-01-25 | 国网浙江淳安县供电公司 | Operating method for replacing pole-mounted switch live on indirect bypass of 10 KV line insulating pole |
| CN105720680B (en) * | 2014-12-02 | 2018-09-04 | 国家电网公司 | A kind of cell DC load transfer equipment and method |
| CN109546577A (en) * | 2019-01-23 | 2019-03-29 | 浙江华仪电器科技有限公司 | A kind of uninterrupted operation maintenance auxiliary switch assembly and power grid service without power-off method |
| CN109787132A (en) * | 2018-12-29 | 2019-05-21 | 国网山东省电力公司临清市供电公司 | A kind of intelligence 10kV septal accessory pathways vehicle and temporary transmission system |
| CN110829428A (en) * | 2019-11-27 | 2020-02-21 | 广州供电局有限公司 | Low-voltage quick access communication device and power supply network |
| CN111952752A (en) * | 2020-08-03 | 2020-11-17 | 杭州之江开关股份有限公司 | 0.4kV power system distribution uninterrupted operation system and operation method thereof |
| CN113328374A (en) * | 2021-04-19 | 2021-08-31 | 国网浙江淳安县供电有限公司 | Earth potential all-terrain on-load operation method |
| CN113872194A (en) * | 2021-09-28 | 2021-12-31 | 国网江苏省电力有限公司电力科学研究院 | Mobile distribution line loop closing hot reversing operation device and method |
| CN113937653A (en) * | 2021-09-18 | 2022-01-14 | 广东电网有限责任公司广州供电局 | Distribution line migration method |
| CN114583821A (en) * | 2022-03-04 | 2022-06-03 | 国网浙江省电力有限公司金华供电公司 | Method for switching station in operation without power failure |
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102946076B (en) * | 2012-11-20 | 2015-12-23 | 江苏省电力公司常州供电公司 | Distribution cable fault emergency first-aid repair jockey |
| CN102946076A (en) * | 2012-11-20 | 2013-02-27 | 江苏省电力公司常州供电公司 | Connection device for distribution cable fault emergency repairs |
| CN103078259A (en) * | 2013-01-09 | 2013-05-01 | 长兴县供电局 | Ring main unit improvement method for reducing switching station power failure time |
| CN104466788B (en) * | 2013-09-23 | 2018-05-08 | 国家电网公司 | The detection method and device of distribution overhead line |
| CN104466788A (en) * | 2013-09-23 | 2015-03-25 | 国家电网公司 | Method and device for detecting power distribution overhead line |
| CN104079065B (en) * | 2014-07-11 | 2016-08-24 | 云南电网公司带电作业分公司 | Dislocation generation system uses simultaneous interconnecting mode to access electric network operation method |
| CN104079065A (en) * | 2014-07-11 | 2014-10-01 | 云南电网公司带电作业分公司 | Method for making mobile power generation system be connected into power grid for operation in synchronous grid connection mode |
| CN105720680B (en) * | 2014-12-02 | 2018-09-04 | 国家电网公司 | A kind of cell DC load transfer equipment and method |
| CN106356758A (en) * | 2016-09-07 | 2017-01-25 | 国网浙江淳安县供电公司 | Operating method for replacing pole-mounted switch live on indirect bypass of 10 KV line insulating pole |
| CN106356758B (en) * | 2016-09-07 | 2018-04-10 | 国网浙江淳安县供电公司 | 10KV line insulations bar bypasses charged for replacement on-pole switch operational method indirectly |
| CN109787132A (en) * | 2018-12-29 | 2019-05-21 | 国网山东省电力公司临清市供电公司 | A kind of intelligence 10kV septal accessory pathways vehicle and temporary transmission system |
| CN109546577A (en) * | 2019-01-23 | 2019-03-29 | 浙江华仪电器科技有限公司 | A kind of uninterrupted operation maintenance auxiliary switch assembly and power grid service without power-off method |
| CN110829428A (en) * | 2019-11-27 | 2020-02-21 | 广州供电局有限公司 | Low-voltage quick access communication device and power supply network |
| CN111952752A (en) * | 2020-08-03 | 2020-11-17 | 杭州之江开关股份有限公司 | 0.4kV power system distribution uninterrupted operation system and operation method thereof |
| CN113328374A (en) * | 2021-04-19 | 2021-08-31 | 国网浙江淳安县供电有限公司 | Earth potential all-terrain on-load operation method |
| CN113937653A (en) * | 2021-09-18 | 2022-01-14 | 广东电网有限责任公司广州供电局 | Distribution line migration method |
| CN113872194A (en) * | 2021-09-28 | 2021-12-31 | 国网江苏省电力有限公司电力科学研究院 | Mobile distribution line loop closing hot reversing operation device and method |
| CN114583821A (en) * | 2022-03-04 | 2022-06-03 | 国网浙江省电力有限公司金华供电公司 | Method for switching station in operation without power failure |
| CN114583821B (en) * | 2022-03-04 | 2024-07-02 | 国网浙江省电力有限公司金华供电公司 | Method for switching station without power outage |
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Application publication date: 20120404 |