石油化工常用英文单词

石油化工常用词汇

Commissioning 试车

Single-pass, shell-and-tube exchanger 单程管壳式换热器

Immersion electric heater 插入式电加热器

Maintenance 维修，保养

Plugging 堵塞

Ball is Type 316 stainless steel with an abrasion-resistant coating and the seat is satellite 阀芯是

涂耐蚀涂层316型不锈钢，阀座为硬质合金

Desiccant 干燥剂

Moisture analyzer 湿度分析仪

Dew point analyzer 露点分析仪

Needle valve 针形阀

Dilute caustic solution 稀释的碱液

Carbon Raschig ring 石墨拉西环

The strength of the caustic 碱液浓度

Demister pad 破沫网

Preliminary inspection, installation, testing and commissioning of vessels and equipment 容器和

设备初期检查、安装、测试和试车

Hydrostatic testing 静态水压试验

Pipe spool 短管

Utility 公用工程

Instrumentation 仪表

Clearance 间隙（如阀）

Relief valve 安全阀

Emergency Shutdown（ESD）紧急停车

Interlock联锁

Remove trash, scale, and water 清除垃圾、铁锈及水分

Blowdown 吹扫（爆破吹扫）

Suction discharge line 吸入和排出管线

Metering orifice 测量孔板

Restriction orifice 限流孔板

V alve’s transducer 阀门的传感器

In-line filter 嵌入式过滤器

Coalescer （燃油水分）凝聚过滤器

Steam Jacket 蒸汽夹套

Split-ranged control分程控制

Cascade the upper combustion air flow controller to the oxygen analyzer controller 将上部空气

控制阀串级到氧分仪上控制

Stroke 冲程（泵，压缩机等采用活塞式）

Copper erode 铜片腐蚀

In local-automatic（manual）control 单回路自动（手动）控制

Sulfureted hydrogen （Hydrogen sulfide）硫化氢

Preventive maintenance schedule 定期检修（维修）安排

Vibration 震动

Pyrophoric 自燃的

Two block and bleed assemblies in the inlet and outlet lines 在进出口管线上的隔离三阀组Flare 火炬

Relief header 泄放总管

Wafer-type Spring-type 薄片式和弹簧式

Hydrochloric acid and chlorine 盐酸和氯气

Intermittent 间断的

Flooded bed 冲塔

A siphon breaking vent 虹吸排放Educt 倒吸

Isolating the relief gas header from the line to the knockout drum and flare 将泄放总管与火炬

系统隔离

Apparatus 器械

Kerosene 煤油, 火油

Steam trace (加热)蒸汽管道，伴热蒸汽

Exothermic 放热的Endothermic 吸热的

Attrition 磨擦, 磨损

In situ 在现场，原处

Standby 应急备用

Block the manual valve downstream of the Chloride V alve 关闭注氯阀下游手阀

Evacuate 泄放，抽真空

This is to prevent the cooling catalyst pulling a vacuum on the tower这将防止冷却催化剂对再生

器造成真空。

Dryout 干燥

V ents Drains instrument taps （气相）出口、（液相）出口，排放点、仪表接头

Close the blind in the catalyst line between the bottom of the reactors and the Spent Catalyst

Isolation V alve 将反应器底部与待生催化剂提升管线用盲板隔离Tie-in 管道的接头

Test for adequate resistance to ground 接地试验

Thermal expansion 热膨胀

Light the pilots 点燃长明灯

Backpressure 背压

Hose 软管

Vice versa 反之亦然

Check valve 单向阀，止回阀

Manifold 歧管, (多)支管, 集合[集气, 进气]管, 总[导]管, 管线[道], 集流腔

Swing the spectacle blind above the valve to the closed position 将阀上8字盲板转到关的位置Turnaround 运转周期

Stress corrosion cracking 应力腐蚀裂纹

Warrant 1、to need or deserve;2、to promise that something is true；

Affinity 亲和力，吸附力

Sweetened 脱硫的

Scavenger 净化剂

Irritant 刺激性的，刺激物

The operation of any unit processing gases containing H2S remains safe provided ordinary