火电厂常用英语词汇(3)

锅炉运行中，安全是第一要务。 485. cause serious damage to equipment 给设备造成严重损害 486. open valve wide 阀门全开 487. feeder 馈线 488. raise air pressure 升压 489. be in use 490. pyrometer 高温计；acoustic pyrometer 声波测温计 491. ACW electric rotary filter/screen 开式水电动旋转滤网 492. DOR: direction of rotation （电机的）转动方向 493. clarification meeting 技术交底会 494. failure/fault point 坏点，故障点 495. speed reducer 减速器 496. reduction gearbox 减速箱 497. mesh size 细度，网孔径 498. union “油令”，连接器，活接 499. for the promotion of workplace safety 500. incident report 事故报告 501. defects register 缺陷登记 502. extend equipment life 延长设备寿命 503. particle (size) count （油质）颗粒度 504. closing date 截止日期 505. PLC：programmable logic control 可编程逻辑控制（系统）506. cladding sheet: aluminium sheet （保温用的）铝皮 507. Pent house 锅炉顶棚 508. air flow test 通风试验，风量标定试验 509. air leakage test; air tightness test （发电机）风压试验 510. BTS: bus transfer system （电气）快切

511. GRP: generator relay protection panel 发电机继电器保护盘柜 512. mercury manometer 水银压力计 513. halogen leak detector 卤素探测仪，卤素检漏仪 514. rotor retaining ring （发电机）转子端部护环 515. technical specifications 技术规范 516. main/pilot excitation 主/副励磁 517. soap solution 肥皂水 518. generator terminal bushings 发电机引线套管 519. three/four-way valve 三通阀，四通阀 520. welding point 焊点 521. ambient temperature 环境温度 522. leakage rate 泄漏量，漏气量 523. water box/chamber （凝汽器）水室 524. vacuum breaker, vacuum break valve 真空破坏阀 525. helium(He) 氦(气) 526. fuse, fusegear 熔断器 527. high-speed fuse 快速熔断器 528. nozzle test 喷油试验 529. high pressure exhaust check valve 高压排汽逆止阀 530. back-up power 备用电源 531. micro positive pressure device 微正压装置 532. under pressure 负压，低压，真空 533. under voltage 低压，欠电压 534. under excitation 欠励磁 535. twisted pair （计算机）双绞线

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536. inert steam/gas 惰性蒸汽/气体 537. shielded cable/earthing 屏蔽电缆，屏蔽接地 538. kerosene test （一次风机冷一次风道）渗油试验 539. TG, turbine-generator 主机 540. flexible joint 软联接，柔性联接 541. Authorized Personnel Only. 非工作人员禁止操作等 542. Staff Only 员工专用；非公莫入；严禁非本部门人员入内等 543. channel steel 槽钢，角铁 544. vibration monitoring system 振动监视系统 545. excess air coefficient 过量空气系数 546. The first/second phase of nuclear power station 核电站一期/二期

工程 547. two generators were put into commercial use 两台发动机投入商

业运行 548. in the first/second half of this year 今年上半年/下半年 549. the fourth unit is under construction 4号机组正在建设 550. carry out a nationwide safety review 开展全国性的安全大检查 551. world’s highest safety standard 世界上最严厉的安全标准 552. Nuclear power generation takes up about 2% of the total in China. 核电约占中国总发电量的2%。 553. thermal expansion and contraction 热胀冷缩 554. RPS: redundant power system 冗余电源 555. triple-redundancy 三冗余 556. single (power) supply 单电源 557. end finger 压指，齿压片 558. rated primary/secondary current/voltage 额定一次/二次电流/电压 559. outside diameter, OD 名义直径（即管道外径）

560. nominal diameter 公称直径 561. load rejection/dump test 甩负荷 562. alkalimeter 碱度计 563. acidometer 酸度计 564. medium speed warming 中速暖机 565. delivery/forwarding pump 输送泵 566. take two out of three （热控逻辑等）三取二 567. operating station 操作台 568. permissive condition 允许条件 569. pressure build-up 憋压 570. potentiometer 电位计 571. air circuit breaker(ACB) 空气开关，空开，空气断路器 572. visual enunciator 光字牌 573. tangential/corner firing 四角切圆燃烧，四角喷绕 574. Thank you for considering our proposal and we look forward to

working with you. 575. actuating mechanism 执行机构 576. section 剖面，断面，段 577. section bus 分段母线 578. cross-section view 剖面图 579. top view 俯视图 580. sketch 草图，设计图，概略 581. packing gland 盘根压盖 582. junction/terminal box 接线盒 583. differential protection 差动保护

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584. generator disturbance 发电机扰动 585. chest 进汽室 586. service water 工业水 587. SV: shaft vibration 轴振 588. BV: bearing vibration 瓦振 589. oil-free startup 无油启动

In accordance with the operating instructions, the total duration of the boiler startup was 4 hours. 590. reverse power 逆功率 591. back charge 倒送电 592. DCDB: DC distribution board 直流电配电盘 593. SOV: solenoid valve 电磁阀 594. symposium + on 专题研讨会，讨论会 595. HVAC: heating, ventilation & air conditioning 暖通空调 596. AHU: air handling unit 空调箱 597. CW debris filter 循环水二次滤网 598. scrap cutting 清除临时件 599. thermal expansion clearance 膨胀间隙 600. bus coupler 母线断路器，母线开关 601. NDE: non-driving end 非驱动端 602. solo trial-run/operation 单体试转 603. NDCT: natural draft cooling tower 自然通风冷却塔 604. IDCT: induced draft cooling tower 强制通风冷却塔 605. lime stone bed, LSB 石灰石水处理床 606. hood spray 排汽缸喷水 607. EG/SDG：emergency diesel generator, standby diesel generator 紧急柴发，备用柴发

608. right/left/up/down arrow key 右、左、上、下向箭头指示键 609. numeric keypad 数字键 610. over-fluxing protection 过励磁保护 611. IR: insulation resistance 绝缘电阻 612. field circuit breaker 励磁开关 613. pole slipping protection 滑极保护 614. over/under-voltage protection 过电压保护，欠电压保护 615. over/under frequency protection 高频率保护，低频率保护 616. stator inter-turn fault protection 定子匝间短路保护 617. NGT: neutral grounding transformer 中性点接地变压器 618. NGR: neutral grounding resistor 中性点接地电阻器 619. (online) DGA: dissolved gas analyzer 溶解气体分析仪，气体纯度

分析仪 620. induced magnetic polarization 感应电磁极化 621. (magnetic) inrush current 励磁涌流 622. no volt/no-load/off-circuit/de-energized tap changer, NVTC, NLTC,

DETC

变压器无载调压分接开关 623. on-load/under-load tap changer 变压器有载调压分接开关 624. low forward/reverse power protection 逆功率保护 625. DOR：direction of rotation （电机）转动方向 626. impedance 阻抗 627. capacitance 电容 628. long circulation （重油等）大循环 629. jockey pump 稳压泵

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630. level transmitter 液位变送器 631. radar wave/differential pressure level transmitter

雷达式液位变送器，压差式液位变送器 632. stacker & reclaimer 堆煤机 633. step change 阶跃变化 634. union joint 连接管 635. collecting chamber 集尘箱 636. TF/BF: turbine follow汽机跟随模式, boiler follow 锅炉跟随模式 637. fine tuning 机跟炉协调 638. condenser tube leakage detection system 凝汽器检漏系统 639. CEMS: continuous emissions monitoring system 烟气排放连续监

测系统 640. dome valve 圆顶阀 641. primary injection test 初级注入测试 642. corona 电晕 643. bus reactor 母线电抗器 644. RTD: resistive thermal detector; resistance temperature detector

电阻式温度计/热探测器 645. OTI: oil temperature indicator 油温指示器 646. conductor 导体，导线 647. raise the alarm 发出报警 648. hydrogen analyzer 氢气纯度分析仪 649. hydrogen exchange 氢气置换 650. intermediate gas 中间介质气体 651. maintenance report 检修报告 652. transducer 传感器，变送器 653. GRP pipe: glass-reinforced plastics 玻璃钢

654. LOC: lube oil cooler 润滑油冷油器 655. proximity switch 接近开关 656. stuff box 填料箱，填充函 657. boiler tube leakage detection system 炉管检漏系统 658. wall thickness （管道）壁厚 659. as-built drawing 竣工图 660. ceiling voltage 峰值电压 661. LRSB: long retractable soot blower 长伸缩吹灰器，长吹 662. HRSB: half retractable soot blower 半长伸缩吹灰器，半长吹 663. equipment trial run & change-over register 设备试转、切换登录本664. visual surface （设备等）外观 665. with intact appearance ……外观完整 666. hydro-pneumatic tank 气压水箱 667. firefighting compressor 消防空气压缩机 668. pressure switch 压力开关 669. replenish: (formal) to fill sth again or put new supplies into sth

There are not enough new employees to replenish the

workforce. 670. steam admission mode （汽机）配汽/进汽方式 671. nozzle governing 喷嘴调节 672. bonnet flange 下法兰 673. scale deposit 结垢 674. scale inhibitor, anti-scalant 阻垢剂 675. air cool chiller or chiller 电镀冷水机，冷冻机，制冷机，冷却机 676. ferrule 金属箍

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677. MCB: micro-circuit breaker 微型开关 678. OLR: over-load relay 过载继电器 679. OVEF: oil vapour exhaust fan （汽泵）排烟风机 680. root valve 根阀，表阀 681. malfunction 失灵，误动，故障 682. poppet valve 提升阀 683. DAF: dissolved air flotation 溶气气浮（用于污水处理）

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