变电所电气灾.docVIP

Pre-incident Plan Scenario Three Electrical Fire at Substation 应急预案 预案3 变电所电气火灾  This document contains 9 pages 本文含9页. ISSUE HISTORY 发布历史 Changes 变更 Issue发布 Description 描述 Date 日期 0 First draft for comments 征求意见稿 March 2006 2006年3月 1.0 Revision for approval 批准版 July 2006 2006年7月 Distribution 分发 A Controlled Copy of this manual is maintained on the \Management System directory. 该手册的控制版本见\Management System. A signed master original hard copy is retained by Reference Room. 一份签名的打印件原件由资料室保存. Custodian/Author管理人/作者 Electric Engineer HSE Engineer Date日期: Signature签名: Approval 批准 John Franklin, YOP Date日期: Signature签名: TABLE OF CONTENT 目 录 1 Scenario Description 情景描述 4 2 Assessment of the Detection Time 探测时间评估 4 3 Determine the Fuel Supply Reduction Measures 确定工艺控制措施 5 3.1 From the CCR 中控室 5 3.2 From the MCC 现场 5 4 Identify Behaviour of Released Product 泄漏物质的特性 5 5 Quantify the Consequences of a Fire or Product Release火灾或者泄漏的后果 5 6 Prioritise the Fire Protection Measures优先的消防措施 6 7 Quantify the Fire Fighting Measures消防设备的配备 6 8 Short Reference 6 From the CCR 中控室 7 From the Field 现场 7 Plot Plan平面布置图 8  Scenario Description 情景描述 The Emergency is defined around substation. 此应急预案的发生区域为MCC变配电所 In substation, MCC, electrical fire occur in HV switchboard due to cable insulation failure ., Toxic smoke will fill the room. 在变配电所高压配电盘上由于线路老化破损导致短路，引起配电柜内电气火灾。火灾导致大量有毒烟雾蔓延 Assessment of the Detection Time 探测时间评估 Identification of situation will be almost immediate with either total equipment trip due to bus bar failure, DCS Process alarms 由于母线故障导致的所有设备跳车或者DCS过程报警，事故发生位置可以立即被发现， Smoke detector in MCC via Fire and Gas Alarm system and DCS mimic display. MCC的烟感探头通过火灾和气体报警系统及DCS Mimic盘显示报警 Determine the Fuel Supply Reduction Measures 确定工艺控制措施 As this is an electrical fire, fuel reduction is not relevant and removal of the oxygen source and source of ignition (heat) is the main control measure. 由于是电气火灾，燃料的控制是不可