电力专业英语5--变电站综合自动化.ppt

1、电力专业英语电力专业英语电气工程学院变电站综合自动化：Integrated Substation Automation2Substation Automation prior to 90sSubstation automation:the creation of a highly reliable,self healing power system that rapidly responds to real time events with appropriate actions,ensures to maintain uninterrupted power services to the e

2、nd users.变电站（综合）自动化：以创建高可靠性，自愈变电站（综合）自动化：以创建高可靠性，自愈的电力系统。能够通过必要的控制措施，快速响的电力系统。能够通过必要的控制措施，快速响应实时事件，保证对用户的不间断供电。应实时事件，保证对用户的不间断供电。3变电站设备变电站设备主变压器：主变压器：main transformer母线母线:busbar断路器断路器:circuit breaker电压电压/电流互感器电流互感器:voltage/current transformer无功补偿装置无功补偿装置:reactive compensation电容器组：电容器组：capacitor bank

3、s电力电子器件：静止无功补偿设备电力电子器件：静止无功补偿设备STATCOM，SVC，TCSC测量表计测量表计保护，自动装置，保护，自动装置，SCADA4Functions:Protection relays for transformers,busbars,out-feeds,Station control,metering and displaySCADA功能：功能：变压器保护，母线保护，线路（出线）保护变压器保护，母线保护，线路（出线）保护站控设备，表计，显示站控设备，表计，显示SCADA5变电站照片主控室照片经测量装置测量经测量装置测量去显示去显示67PowerWorld Visual

4、ization in 40,000 MW TVA Control Room8Definition of Substation AutomationObtain supervisory control and data acquisition(SCADA)at the substation.The substations function and operation can be monitored and controlled from a remote location.Communication can be made via modem,high-speed communication

5、lines,and fiber optic cables.实现实现SCADA功能（数据采集和监视控制）功能（数据采集和监视控制）可以远方实现站内功能和操作的监视和控制。可通过可以远方实现站内功能和操作的监视和控制。可通过高速通信信道或光纤实现站间及与调度的通信高速通信信道或光纤实现站间及与调度的通信9Use microprocessor-based relays to perform online monitoring and control operations.使用数字式保护（或称为微机保护）实现使用数字式保护（或称为微机保护）实现监视和控制监视和控制Digital protection1

6、0Convert the traditional switchboard look to a graphical user interface(GUI)accessible through the station PC.将传统的操作盘转换为可以通过站控计算机操作将传统的操作盘转换为可以通过站控计算机操作的图形交互接口的图形交互接口11GUI uses various sensors to collect performance and condition information on essential station equipment and stores the information

7、for future reference.GUI通过各种传感器采集站内设备的实时运行信通过各种传感器采集站内设备的实时运行信息，并可实现信息存储。息，并可实现信息存储。12Practical Applications in China three projectsLegacy substation automationSubstation automation system35kV substationLegacy传统传统 14Digital substation automation35kV substationIntelligent electronic devices智能测控装置智能测控

8、装置15IEDCollect information of circuit breaker and switches position and send them to the relays.采集变电站和开关的位置信息，送至采集变电站和开关的位置信息，送至保护装置保护装置Receive trip/close commands from relays to control the circuit breaker从保护接收跳闸从保护接收跳闸/合闸命令，控制断合闸命令，控制断路器路器Installation:outside the control room and close to the circ

9、uit breaker安装在安装在室外断路器附近（节省电缆投资）室外断路器附近（节省电缆投资）35kV substation16The IED also enabled redundant equipment to be eliminated,as multiple functions were integrated into a single piece of equipment.For example,when interfaced to the potential transformers and current transformers of an individual circuit

10、,the IED could simultaneously handle protection,metering and remote control.采采用用IED，可可以以消消除除功功能能重重复复的的设备，因因为多多种种功功能能集集成成在在同同一一个个设备里里。例例如如：当当与与某某线路路的的电压变换器器和和电流流变换器器接接口口时，IED可可以以同同时实现保保护，计量量和和远程控制所需的程控制所需的实时测量。量。17Configuration35kV substationControl center(communication management)控制中心（通信管理器）控制中心（通信管

11、理器）Communication with dispatching center与调度中心通信与调度中心通信Interface with equipments from other manufactures与其他生产与其他生产厂家的设备接口厂家的设备接口Local interface 提供本地接口，提供本地接口，术语称为：当地功能术语称为：当地功能35kV substation1920110kV substation ConfigurationConfigurationSubstation levelCommunication managementLocal interfaceData pro

12、cessing A1DIKO 6200Data processing A1DIKO 6200Bay levelInterface with the third party(protocol)Data Acquisition ADIKO 6800 GPSData Acquisition BDIKO 6800SynchronizationProcess levelOptic fiberOptic fiberIEDDIKO 6100IEDDIKO 6100IEDDIKO 6100IEDDIKO 6100IEDDIKO 6100100M EthernetData processing A1DIKO 6200Data processing A1DIKO 6200DIKO 6600 metering(KWh)Dual configuration21