CN103187795A - 一种远方备用电源自投方法 - Google Patents

一种远方备用电源自投方法 Download PDF

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CN103187795A
CN103187795A CN2013100265900A CN201310026590A CN103187795A CN 103187795 A CN103187795 A CN 103187795A CN 2013100265900 A CN2013100265900 A CN 2013100265900A CN 201310026590 A CN201310026590 A CN 201310026590A CN 103187795 A CN103187795 A CN 103187795A
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station
power supply
switch
adjacent station
processing module
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黄滇生
张凌
张可
熊西林
段宗佐
何永东
苏沛轩
张翔
胡祖伟
杨文波
田皞
杨瑾
杨士俊
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Dali Power Supply Bureau Of Yunnan Power Grid Corp
Dali Power Supply Bureau of Yunnan Power Grid Co Ltd
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Dali Power Supply Bureau Of Yunnan Power Grid Corp
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/30Systems 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
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02B90/20Smart grids as enabling technology in buildings sector
    • YGENERAL 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS 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
    • Y04S20/00Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/12Energy storage units, uninterruptible power supply [UPS] systems or standby or emergency generators, e.g. in the last power distribution stages
    • YGENERAL 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS 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
    • Y04S20/00Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20End-user application control systems
    • Y04S20/248UPS systems or standby or emergency generators

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  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)

Abstract

本发明涉及一种远方备用电源自投方法,包括通过站域智能控制主机多个网络输入输出处理模块,分别对不同间隔合并单元发出的IEC61850-9-2报文和智能控制单元发出的GOOSE报文进行解码,形成本站母线电压与开关位置、相邻站母线电压与闭锁信号等信息,判断相邻站母线是否失压;如果失压,本站母线电压与开关位置正常且无相邻站闭锁信号,合上本站与相邻站之间开关,实现本站对相邻站供电。本发明的远方备用电源自投方法,在区域电网内,能实现某一变电站站对相邻站的可靠供电,提升了电网的供电的可靠性。

Description

一种远方备用电源自投方法
技术领域
本发明属于电力系统中继电保护监控,特别是远方备用电源自投方法技术领域。
背景技术
 为保证相对薄弱的电网长期安全稳定运行,电力技术采用传统的三道防线。之所以这样对一个统一的大型电网采用三道相对独立的防线来保证其安全稳定运行,主要是受到通信及硬件水平的限制。一方面,传统电网控制系统采用了分散、相对独立的控制模式,在控制性能上受到了一定的影响,为此需要用更加复杂的保护及控制原理来进行弥补;另一方面,由于绝大部分采用传统模拟量的采样技术,各保护装置采集到的模拟量不能实现共享,前置计算结果也不能共享,造成了每套继电保护、失步解列、稳定控制等装置必须采用独立的硬件系统,造成重复投资,运行维护工作量大幅度增加,传统三道相对独立的防线之间也缺乏更加紧密的信息交换,削弱了对整个电网的协同控制能力。
随着越来越多数字化变电站的建设、通信技术的飞速发展,以及电力光纤通信网的推广应用,已经具备了建设基于实时站域信息的站域智能控制系统的物质条件。站域保护远方备自投,在区域电网内,能实现一变电站站对相邻站的可靠供电,显著提升了电网的健壮性和供电的可靠性。 
发明内容
本发明的目的在于克服上述现有技术的不足,提供一种远方备自投方法,可广泛适用于不同区域电网,实现区域电网内相邻变电站间的可靠供电,显著提升了电网的健壮性和供电的可靠性。
本发明解决其技术问题是通过以下技术方案实现的:
一种站域保护远方备自投方法,包括通过站域智能控制主机多个网络输入输出处理模块,分别对不同间隔合并单元发出的IEC61850-9-2报文和智能控制单元发出的GOOSE报文进行解码,形成本站母线电压与开关位置、相邻站母线电压与闭锁信号等信息,判断相邻站母线是否失压,如果本站母线电压与开关位置正常且无相邻站闭锁信号,合上本站与相邻站之间开关,合上本站与相邻站之间开关,实现本站对相邻站供电,其实现步骤为:
⑴.将合并单元、智能控制单元分别通过光纤口连接至过程层交换机端口;
⑵.过程层交换机通过多模光纤连接至站域智能控制主机多个输入输出处理模块的光纤端口;
⑶.一个以上输入输出处理模块分别对接收的IEC-61850-9-2报文、GOOSE报文进行解码;
⑷.一个以上输入输出处理模块分别进行本站母线电压与相邻站母线电压计算、本站开关位置与相邻站闭锁信号获取; 
⑸.一个以上输入输出处理模块通过内部千兆交换机与保护处理模块交互相关信息;
⑹.保护处理模块判断是否满足远方备自投条件,若满足,通过合上本站与相邻站的开关,实现对相邻站供电。
本发明的优点和有益效果为在区域电网内,能实现一变电站站对相邻站的可靠供电,显著提升了电网的健壮性和安全可靠性。
附图说明
图1为本发明中远方备自投一种实现方法;
图2 为本发明中远方备自投另一种实现方法。
具体实施方式
下面通过具体实施例对本发明作进一步详述,以下实施例只是描述性的,不是限定性的。
实施例一  见图1,一种远方备用电源自投方法,包括以下步骤:
⑴.将合并单元、智能控制单元分别通过光纤口连接至过程层交换机端口;
⑵.过程层交换机通过多模光纤连接至站域智能控制主机多个输入输出处理模块的光纤端口;
⑶.采用两个输入输出处理模块分别对接收的IEC-61850-9-2报文、GOOSE报文进行解码;
⑷. 采用两个输入输出处理模块分别进行本站母线电压与相邻站母线电压计算、本站开关位置与相邻站闭锁信号获取; 
⑸. 采用两个输入输出处理模块通过内部千兆交换机与保护处理模块交互相关信息;
⑹.保护处理模块判断是否满足远方备自投条件,若满足,通过合上本站与相邻站的开关,实现对相邻站供电。
 实施例二 见图2,一种远方备用电源自投方法,包括以下步骤:
⑴.将合并单元、智能控制单元分别通过光纤口连接至过程层交换机端口;
⑵.过程层交换机通过多模光纤连接至站域智能控制主机多个输入输出处理模块的光纤端口;
⑶.采用三个输入输出处理模块分别对接收的IEC-61850-9-2报文、GOOSE报文进行解码;
⑷. 采用三个输入输出处理模块分别进行本站母线电压与相邻站母线电压计算、本站开关位置与相邻站闭锁信号获取; 
⑸. 采用三个输入输出处理模块通过内部千兆交换机与保护处理模块交互相关信息;
⑹.保护处理模块判断是否满足远方备自投条件,若满足,通过合上本站与相邻站的开关,实现对相邻站供电。

Claims (1)

1.一种远方备用电源自投方法,其特征是,实现步骤为:
⑴.将合并单元、智能控制单元分别通过光纤口连接至过程层交换机端口;
⑵.过程层交换机通过多模光纤连接至站域智能控制主机多个输入输出处理模块的光纤端口;
⑶.一个以上输入输出处理模块分别对接收的IEC-61850-9-2报文、GOOSE报文进行解码;
⑷. 一个以上输入输出处理模块分别进行本站母线电压与相邻站母线电压计算、本站开关位置与相邻站闭锁信号获取; 
⑸.一个以上输入输出处理模块通过内部千兆交换机与保护处理模块交互相关信息;
⑹.采用保护处理模块判断是否满足远方备自投条件,若满足,通过合上本站与相邻站之间的开关,实现对相邻站供电。
CN2013100265900A 2013-01-18 2013-01-18 一种远方备用电源自投方法 Pending CN103187795A (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105322645A (zh) * 2015-12-06 2016-02-10 江苏省电力公司宿迁供电公司 联络线双向备用系统
CN104301033B (zh) * 2014-08-26 2017-01-25 国家电网公司 一种电力光纤通信网络健壮性指标评价方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101465563A (zh) * 2009-01-09 2009-06-24 北京美兰尼尔电子技术有限公司 综合自动化集成保护方法及其系统
CN102255380A (zh) * 2011-08-02 2011-11-23 上海思源弘瑞自动化有限公司 智能变电站自适应备用电源自动投入装置及其方法
CN102522815A (zh) * 2012-01-09 2012-06-27 云南电力试验研究院(集团)有限公司电力研究院 一种智能化站间远方备用电源自投方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101465563A (zh) * 2009-01-09 2009-06-24 北京美兰尼尔电子技术有限公司 综合自动化集成保护方法及其系统
CN102255380A (zh) * 2011-08-02 2011-11-23 上海思源弘瑞自动化有限公司 智能变电站自适应备用电源自动投入装置及其方法
CN102522815A (zh) * 2012-01-09 2012-06-27 云南电力试验研究院(集团)有限公司电力研究院 一种智能化站间远方备用电源自投方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104301033B (zh) * 2014-08-26 2017-01-25 国家电网公司 一种电力光纤通信网络健壮性指标评价方法
CN105322645A (zh) * 2015-12-06 2016-02-10 江苏省电力公司宿迁供电公司 联络线双向备用系统

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Application publication date: 20130703