空冷机组控制描述

Contract Name Contract Number Document Title

: FUGU府谷 : B26000284

: FUNCTIONAL DESCRIPTION FOR AIR COOLED CONDENSER空冷凝汽器控制描述

AIR COOLED CONDENSER

FUNCTIONAL DESCRIPTION FOR AIR COOLED CONDENSER 空冷凝汽器功能描述

SPX Ref. Nr. : B26000284_DES6401_A

C B A - Rev 17-Nov;-06 10-May-06 Date PMA PST Issued MC PMA Checked PMA MC Released CTD Preliminary Status

Update according DLM2 and DLM3 comments + Correction according logic diagrams First issue Remarks ? SPX Cooling Technologies

page 1 of 50

Product Group :

Statistical Commodity No.:

BEM Nr. : D0013823

SPX Ref. Nr.: B26000284_DES6401_A

Contract Name Contract Number Document Title

: FUGU府谷 : B26000284

: FUNCTIONAL DESCRIPTION FOR AIR COOLED CONDENSER空冷凝汽器控制描述

TABLE OF CONTENT目录

1 2

RELATED DOCUMENTS相关文件 4

GENERAL DESCRIPTION OF THE SYSTEM系统总体描述 5 2.1 MAIN COMPONENTS OF ACC空冷系统主要组成 5 2.2 PHILOSOPHY OF THE SYSTEM 系统原理 6 2.3 GENERAL DEFINITION一般定义 8 2.4 NUMBERING OF VALVES, PIPES AND MEASURING CIRCUITS阀门、管道和测量电路

的编码 9 ACC FUNCTIONAL GROUPS空冷功能组 9

3.1 STEAM DUCT排汽管 11 3.1.1 Description描述 11 3.1.2 Instrumentation仪表 11 3.1.3 Philosophy of the system系统原理 12 3.1.4 Alarms and trips报警和跳闸 14 3.2 STEAM CONDENSER WITH FAN UNITS带有风机组的凝汽器 15 3.2.1 Description描述 15 3.2.2 Instrumentation仪表 17 3.2.3 Philosophy 原理 17 3.2.4 Alarms and trips报警和跳闸 17 3.2.5 Start-up and shut down recommendations启动和停机建议 19 3.3 CONDENSATE SYSTEM (SUPPLIED BY OTHERS) 凝结水系统(他方供货) 19 3.4 DRAIN POT DRAINING SYSTEM (SUPPLIED BY OTHERS) 疏水坑疏水系统(他方供货) 19 3.5 AIR EXTRACTION SYSTEM (TO BE CONFIRMED BY CLIENT) 抽真空系统 (由业主确认)

20

3.5.1 Description描述 20 3.5.2 Instrumentation仪器 22 3.5.3 Philosophy原理 22 3.5.4 Alarms and trips报警和跳闸 27 START-UP AND SHUT DOWN SEQUENCE启动和停车次序 4.1. Start-up Sequence启动次序 4.2. Shut down sequence停机顺序

OPERATION MODE (PRELIMINARY - 操作模式(初步) 5.1. AUTOMATIC MODE自动操作模式 5.2. MANUAL OPERATION FROM CONTROL ROOM来自控制间的手动操作 5.3. LOCAL MODE就地模式 ACC CONTROL SYSTEM空冷控制系统

BEM Nr. D0013823

3

4

31

31 34 36 36 36 36 38

page 2 of 50

5.

6.

SPX Ref. Nr. : B26000284_DES6401_A

Contract Name Contract Number Document Title

: FUGU府谷 : B26000284

: FUNCTIONAL DESCRIPTION FOR AIR COOLED CONDENSER空冷凝汽器控制描述

6.1. TURBINE BACK PRESSURE CONTROL汽机背压控制 6.1.1. Description描述

6.1.2. Instrumentation仪表 6.1.3. Philosophy 原理

6.1.4 The rules of the step-switching开关步骤规则 6.2. FREEZING PROTECTION防冻保护

38

38 38 38 41 43

8 MAINTENANCE OF THE SYSTEM系统维护

8.1 GENERAL COMMENT概论

8.2 DAILY MAINTENANCE每日维护 8.3 WEEKLY MAINTENANCE每周维护 8.4 MONTHLY MAINTENANCE每月维护 8.5 HALF YEAR MAINTENANCE半年维护 48 48 48 48 48 49 50

ANNEX 1 : ACC PRESSURE CONTROL PRINCIPLE附件1：空冷压力控制原理

SPX Ref. Nr. : B26000284_DES6401_A

BEM Nr. D0013823 page 3 of 50

Contract Name Contract Number Document Title

: FUGU府谷 : B26000284

: FUNCTIONAL DESCRIPTION FOR AIR COOLED CONDENSER空冷凝汽器控制描述

RA

1

RELATED DOCUMENTS相关文件 SPX ref.斯必克文件号 B26000284_DSH0002_A B26000284_DES6403 B26000284_DES6404 B26000284_DWG0001 B26000284_DWG0030 B26000284_DWG0032 B26000284_LIS6402 B26000284_DES5700 B26000284_DNO4730 Rev版号 - - - Description描述 Thermal data sheet ACC 空冷热工数据表 Fan Control step (Typical attached) 风机控制步骤(典型附件) Valve Control step (Typical attached) 阀门控制步骤(典型附件) General arrangement 总体布置 P&ID – Steam system PID-蒸汽系统 P&ID – Vacuum system PID-真空系统 Instrumentation list per functional group 按照功能组划分的仪表清单 High pressure water cleaning procedure 高压水清洗程序 Design note for rupture discs 爆破膜设计说明 D B B E - A

Important note重要说明

This functional description is made for both units. For the second unit, the first digit “10” has to be replaced by “20”

此功能描述是为两套机组而做。对第二套设备，第一个数字“10”须替换成“20”。

SPX Ref. Nr. : B26000284_DES6401_A

BEM Nr. D0013823 page 4 of 50

Contract Name Contract Number Document Title

: FUGU府谷 : B26000284

: FUNCTIONAL DESCRIPTION FOR AIR COOLED CONDENSER空冷凝汽器控制描述

2

GENERAL DESCRIPTION OF THE SYSTEM系统总体描述 MAIN COMPONENTS OF ACC空冷系统主要组成

Quantities数量 8 2 2 1 2 - 3 x 100 % (Holding capacity额定负荷) 2.1

Description描述 Street(s) 列 Main steam duct(s) 主蒸汽管道 Turbine Exhaust Boxe (TEB) and Condensate tank 排汽装置和凝结水箱 Balancing duct平衡管 Deaerator 除氧器 Condensate Extraction Pump(s) 凝结水泵 Vacuum pumps skid for holding and hogging purpose用于启动和保持真空的真空泵 Cleaning skid清洗总成 TAG NUMBER标签号 --- 10MAG81/82 BR001 (Supplied by otherss他方供货) 10MAG83 BR010 10LCA91 BB001 10LCA92 BB001 (Supplied by otherss他方供货) 10MAJ07 AP001 10MAJ08 AP002 10MAJ09 AP003 10SDA81 AP001 10MAG9? AN001 10MAG9? AN002 10MAG9? AN004 10MAG9? AN005 10MAG9? AN007 10MAG9? AN003 10MAG9? AN006 10MAG9? BR001 10MAG9? BR002/003/004 005/006 10MAG9? BR021 10MAG9? BR022 1 per street每列 ( ? = # of the street列号 = 1, 2 ,3, 4, 5, 6, 7, 8 ) 5 Primary module(s) 顺流（初级）单元 2 1 1 2 Secondary or Mixed module(s) 逆流（二级）或混合单元 Steam riser蒸汽立管 Steam distribution manifold蒸汽分配管 steam/condensate headers蒸汽/凝结水联箱 per module每单元 ( β = # of the module 单元号= 1, 2, 3, 4, 5, 6, 7 ) 10 1

Bundles of finned tubes翅片管束 Fan assembly风机组 --- 10MAG?0 AN00β SPX Ref. Nr. : B26000284_DES6401_A

BEM Nr. D0013823 page 5 of 50

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