1.4.5　燃气输配

燃气需用量　gas demand，gas load　又称“燃气负荷”

供气　gas delivery，gas supply

用气量　gas consumption

高峰负荷　peak load

城市燃气输配系统　gas transmission and disribution system

城市燃气门站　city gas gate station，town border station

燃气输送干线　gas transmission line，gas main　又称“输气管线”

压缩［机］站　compressor station　又称“压气站”

燃气压缩机　gas compressor

燃气管网系统　gas distribution system，gas network

单级管网系统　single-stage system

两级管网系统　two-stage system

三级管网系统　three-stage system

多级管网系统　multi-stage system

枝状管网　branched network

环状管网　looping network

燃气管道　gas pipeline，gas line

输气管道　transmission pipeline

配气管道　gas distribution pipeline

室内燃气管道　building gas pipe，service pipe，indoor pipe

厂区管道　house-service gas pipe

穿墙管　wall pipe

用户管　service pipe

燃气阀　gas valve

输气压力　distribution pressure

燃气压力调节　gas pressure regulation

燃气调压器　gas pressure regulator，governor

调压站　regulator station

燃气计量　gas metering

燃气表　gas meter，flow meter

燃气储存　gas storage

管道储气　gas line packing

地下储气　gas underground storage

储气罐　gas holder

储配站　gas holder station

液化石油气储存　LPG storage

液化石油气运输　LPG transportation

液化石油气供应　LPG supply，distribution of LPG

液化石油气储配站　LPG distribution station　又称“储罐站”

城市燃气调度　city gas dispatch

火灾报警设备　fire alarm installations

强度试验　pressure test，strength test

气密性试验　tightness test

加臭　odorization

吹扫　blow down，purging，emptying

检漏　leak detection

置换　replacement

腐蚀　corrosion

腐蚀速率　corrosion rate

腐蚀控制　corrosion control

腐蚀电位　corrosion potential

自腐蚀电位　free corrosion potential

防腐层　coating

漏点　holiday

电绝缘　electrical isolation

杂散电流腐蚀　stray-current corrosion

排流保护　electrical drainage protection

阴极保护　cathodic protection

牺牲阳极　sacrificial anode or galvanic anode

牺牲阳极阴极保护　cathodic protection with sacrificial anode

强制电流阴极保护　impressed current cathodic protection

辅助阳极　impressed current anode

参比电极　reference electrode

阴极极化电位　cathodic polarized potential

阴极保护电位　cathodic protective potential