CN110601342A - 变电站综合供电应急处理方法 - Google Patents

变电站综合供电应急处理方法 Download PDF

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CN110601342A
CN110601342A CN201810602516.1A CN201810602516A CN110601342A CN 110601342 A CN110601342 A CN 110601342A CN 201810602516 A CN201810602516 A CN 201810602516A CN 110601342 A CN110601342 A CN 110601342A
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power supply
alarm
transformer substation
power
relay
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朱瑞琪
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J9/00Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
    • H02J9/04Circuit 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
    • H02J9/06Circuit 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
    • H02J9/061Circuit 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 for DC powered loads
    • 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
    • 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

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  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Stand-By Power Supply Arrangements (AREA)

Abstract

本发明公开了变电站综合供电应急处理方法,依次进行以下步骤:通过开关电源或外部电源取得直流电源时,自动给锂电池组充电;由外部输入端子引入的220V直流电信号串联电阻给双位置继电器的吸合线圈供电,继电器吸合,内部两组触点吸合,报警声IC发出音频信号,经功率放大模块放大后由扬声器发出报警音;本发明解决了现有技术存在的移动变电站在部署和拆撤时在原变电站监控室安装和拆卸事故总信号屏耗费大量人力物力,过于麻烦的问题,提供变电站综合供电应急处理方法,其应用时通过电缆采集远处保护事故总动作结点,结点动作时报警。采用混合供电方式,外部电源失去时,自动切换到内部电源供电,连接外部电源时自动对内部电池进行充电。

Description

变电站综合供电应急处理方法
技术领域
本发明涉及电力系统,具体涉及变电站综合供电应急处理方法。
背景技术
在电网运行中,针对变电站改造、设备的检修等情况,需要临时增设移动变电站代替原有变电站对负荷进行供电,移动变电站设备紧凑要求快速部署与拆撤,对移动变电站事故总信号的监测一直采用在原变电站新增一块事故总信号屏,这将耗费大量的人力物力,且拆装非常麻烦,由于移动变电站只是临时投运,短时间内就会再次拆除,所以新增事故总信号屏显得非常麻烦。
发明内容
本发明解决了现有技术存在的移动变电站在部署和拆撤时在原变电站监控室安装和拆卸事故总信号屏耗费大量人力物力,过于麻烦的问题,提供变电站综合供电应急处理方法,其应用时通过电缆采集远处保护事故总动作结点,结点动作时报警。采用混合供电方式,外部电源失去时,自动切换到内部电源供电,连接外部电源时自动对内部电池进行充电。
本发明通过下述技术方案实现:
变电站综合供电应急处理方法,依次进行以下步骤:
A、通过开关电源或外部电源取得直流电源时,自动给锂电池组充电,并点亮充电LED指示灯,待锂电池组充满时自动断电,充电指示灯熄灭;
B、在没有激活警报时双位置继电器处于释放状态,24V升压模块处于失电状态,5V升压模块从锂电池组取得电源,并通过LED指示灯显示;
C、由外部输入端子引入的220V直流电信号串联电阻给双位置继电器的吸合线圈供电,继电器吸合,内部两组触点吸合,分别接通两个回路:接通24V升压模块电源,24V升压模块开始为装置提供24V电源,接通报警声IC、功率放大模块的24V电源,报警声IC发出音频信号,经功率放大模块放大后由扬声器发出报警音;
D、复归测试按钮按下后,接通双位置继电器的复归线圈电源,线圈励磁,继电器释放,断开锂电池与24V升压模块、报警声IC与功率放大模块的电源,报警声消失,装置转为待机状态。
进一步的,变电站综合供电应急处理方法,所述步骤D中的双位置继电器为两个,每个双位置继电器分别通过3.3V降压电路与报警声IC连接。
本发明与现有技术相比,具有如下的优点和有益效果:
1、本发明通过电缆采集远处保护事故总动作结点,结点动作时报警。
2、本发明采用混合供电方式,外部电源失去时,自动切换到内部电源供电,连接外部电源时自动对内部电池进行充电。
3、本发明采用两路独立信号输入/报警输出,报警音不相同。
具体实施方式
为使本发明的目的、技术方案和优点更加清楚明白,下面结合实施例,对本发明作进一步的详细说明,本发明的示意性实施方式及其说明仅用于解释本发明,并不作为对本发明的限定。
实施例
变电站综合供电应急处理方法,依次进行以下步骤:
A、通过开关电源或外部电源取得直流电源时,自动给锂电池组充电,并点亮充电LED指示灯,待锂电池组充满时自动断电,充电指示灯熄灭;
B、在没有激活警报时双位置继电器处于释放状态,24V升压模块处于失电状态,5V升压模块从锂电池组取得电源,并通过LED指示灯显示;
C、由外部输入端子引入的220V直流电信号串联电阻给双位置继电器的吸合线圈供电,继电器吸合,内部两组触点吸合,分别接通两个回路:接通24V升压模块电源,24V升压模块开始为装置提供24V电源,接通报警声IC、功率放大模块的24V电源,报警声IC发出音频信号,经功率放大模块放大后由扬声器发出报警音;
D、复归测试按钮按下后,接通双位置继电器的复归线圈电源,线圈励磁,继电器释放,断开锂电池与24V升压模块、报警声IC与功率放大模块的电源,报警声消失,装置转为待机状态。
其中,所述步骤D中的双位置继电器为两个,每个双位置继电器分别通过3.3V降压电路与报警声IC连接。
本发明中:通过电缆采集远处保护事故总动作结点,结点动作时报警。采用混合供电方式,外部电源失去时,自动切换到内部电源供电,连接外部电源时自动对内部电池进行充电。采用两路独立信号输入/报警输出,报警音不相同。
以上所述的具体实施方式,对本发明的目的、技术方案和有益效果进行了进一步详细说明,所应理解的是,以上所述仅为本发明的具体实施方式而已,并不用于限定本发明的保护范围,凡在本发明的精神和原则之内,所做的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。

Claims (2)

1.变电站综合供电应急处理方法,其特征在于,依次进行以下步骤:
A、通过开关电源或外部电源取得直流电源时,自动给锂电池组充电,并点亮充电LED指示灯,待锂电池组充满时自动断电,充电指示灯熄灭;
B、在没有激活警报时双位置继电器处于释放状态,24V升压模块处于失电状态,5V升压模块从锂电池组取得电源,并通过LED指示灯显示;
C、由外部输入端子引入的220V直流电信号串联电阻给双位置继电器的吸合线圈供电,继电器吸合,内部两组触点吸合,分别接通两个回路:接通24V升压模块电源,24V升压模块开始为装置提供24V电源,接通报警声IC、功率放大模块的24V电源,报警声IC发出音频信号,经功率放大模块放大后由扬声器发出报警音;
D、复归测试按钮按下后,接通双位置继电器的复归线圈电源,线圈励磁,继电器释放,断开锂电池与24V升压模块、报警声IC与功率放大模块的电源,报警声消失,装置转为待机状态。
2.根据权利要求1所述的变电站综合供电应急处理方法,其特征在于,所述步骤D中的双位置继电器为两个,每个双位置继电器分别通过3.3V降压电路与报警声IC连接。
CN201810602516.1A 2018-06-12 2018-06-12 变电站综合供电应急处理方法 Withdrawn CN110601342A (zh)

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Application publication date: 20191220