同期系统调试方案(chs & eng)

TURKEY BURSA CEMENT CO., LTD.

2200t/d+1850t/d WHR POWER GENERATION PROJECT

Commissioning Plan

Of

Generator Synchronization System

Report No.：

Starting Time：

Project Leader：

Staff Members：

Compiler：

Verifier：

Approver：

摘要

Abstract

本措施依据火电工程启动调试工作规定，主要针对土耳其BURSA 2200t/d + 1850t/d余热发电工程1×9MW机组启动调试工作提出具体方案。依据相关规定，结合本工程具体情况，给出了土耳其BURSA余热发电工程发电机同期系统启动调试需要具备的条件、调试程序、注意事项等相关措施。

This plan is compiled according to thermal power project commissioning specification. It is special for 1*9MW commissioning of BURSA 2200t/d+1850t/d WHR Project. It gives required conditions, commissioning procedures, attentions, and other measures for generator synchronization of this project in line with related regulations and specific circumstance.

关键词：电气系统；发电机；同期系统；调试措施

Keywords: Electric system; Generator; Synchronous system; Commissioning measures

目录Contents

1、编制依据Basis of compilation (3)

2、调试目的The purpose of commissioning (3)

3、同期装置介绍The introduction of synchronization equipment (3)

4、调试范围Debugging scope (4)

5、调试应具备的基本条件The basic conditions of debugging (4)

6、调试中的安全注意事项The commissioning safety precautions (4)

7、调试方法与步骤Debugging methods and procedures (4)

8、调试的质量及检验标准The debugging quality and inspection standards (6)

9、调试过程中应记录的项目和内容The projects and contents recorded during the commissioning. .. 6

10、项目的组织与分工Project organization and task distribution (6)

1、编制依据Basis of compilation

1.1《火力发电厂基本建设工程启动及竣工验收规程》电力部电建[2009版] “Thermal power plant basic construction project start and completion acceptance specification”Ministry of electrical power [The 2009 version]

1.2《火电工程启动调试工作规定》电力部建设协调司建质[1996版]

“Thermal power project start commissioning specification”Ministry of electric power and construction coordination department [The 1996 version]

1.3《火电工程调整试运质量检验及评定标准》电力部建设协调司建质[1996]版“Thermal power project regulating commissioning quality inspection and evaluation standards”Ministry of electric power and construction coordination department [The 1996 version]

1.4《火电施工质量安装工程施工及验收规程（电气专业）》

“Thermal power construction quality installation project construction and accepta nce specification (Electrical major)”

1.5《火电机组达标投产考核标准（1998年版）》电力工业部

“Thermal power unit standard production inspection standard (The 1998 version)” Ministry of electricity and industry

1.6《电力建设安全工作规程（火力发电厂部分）》DL5009.1-92能源部能源基[1992]129

号

“Electric power construc tion safety work procedures (Thermal power construction)”DL5009.1-92 of [1992]129 of Ministry of energy

1.7《电气装置安装工程电气设备交接试验标准》（GB50150-91）

“Electrical equipment commissioning test standards of el ectrical equipment installation project” （GB50150-91）

1.8设备制造厂家的技术文件和设计院设计图纸

The technical documents of manufacturers and drawings of designing institute

2、调试目的The purpose of commissioning

2.1保证发电机同期系统及其回路的正确性、完整性。Guarantee the validity and completion of generator synchronous system and circuits.

2.2保证发电机并网过程的正确性，防止非同期并网。Guarantee the validity of generator synchronization and prevent accidents from non-synchronization

3、同期装置介绍The introduction of synchronization equipment

本项目采用西门子同期屏，其主要技术特点如下：The project utilizes SIEMENS synchronization screen, which has following characteristics:

3.1 具有独立的合闸出口；It has an independent switch-on output;

3.2 装置应能实时监测两侧系统的频率差、相位差和电压差；The equipment can monitor two sides’ frequency difference, phase difference, and voltage difference.

3.3 具有PT断线闭锁功能具有过压保护功能；It has an interlock function when PT happens to be interrupted, and has an over-voltage protective function.

3.4 能自动对机组的频率和电压进行控制，确保频差和压差进入整定范围，实现快速并

网；It can control system frequency and voltage automatically to ensure that frequency and voltage difference are in the setting range to realize synchronizing as soon as possible.

3.5 能自动测量和显示断路器操作回路实际合闸时间。It can automatically measure and

display the operating real close time of breaker.

4、调试范围Debugging scope

调试范围包括同期屏，发电机PT回路和母线PT回路及发电机并网开关控制回路。It includes synchronization screen, generator PT circuits, bus PT circuits, and switch control circuits of generator synchronization.

5、调试应具备的基本条件The basic conditions of debugging

5.1同期系统的有关设备安装完毕。Related equipment of synchronization system has been installed.

5.2各设备之间的联络线及控制、信号回路接线已全部完成，并经检查无误。The connections of control and signal circuits among equipment have been finished and confirmed. 5.3同期电压回路检查正确。Give a correct inspection for synchronization voltage circuits. 5.4整个系统具备送工作电源的条件。The entire system is able to achieve working power.

5.5同期装置单体模拟试验完毕，符合设计要求。The individual simulated tests of

synchronization equipment have been finished. The results satisfy design requirement.

6、调试中的安全注意事项The commissioning safety precautions

6.1做好防PT回路短路的措施。Give measures to prevent PT circuit from being in short

circuit.

6.2做好事故处理预防措施及准备工作。Do accidental disposals, precautions, and

preparations.

6.3模拟发电机电压和频率信号应从PT二次侧加入，加压前注意先断开PT侧接线，以防

PT一次出现电压。The simulated generator voltage and frequency signals should be added into circuits from PT secondary side. Open PT’s connection before giving power so as to avoid emerging voltage at PT primary side.

7、调试方法与步骤Debugging methods and procedures

7.1 外观检查Appearance inspection

装置外观良好、无明显损坏、盘内接线正确。检查液晶显示器无划痕，面板指示灯及触摸按键无损坏，手感良好。The equipment should have a good appearance without obvious damages, have correct connections in cabinet. Inspect LCD and display has no

scratches, the touching buttons have good hand feeling without any damages.

7.2 通电试验Power-on test

确认同期屏已正常接入交、直流电源。用万用表验证。加上保护装置的电源，观察保护装置启动后，待装置进入正常运行状态，才开始下一步工作。Confirm the synchronization screen has been connected to AC, DC power correctly and inspected by means of multi-meters. Supply power for protective equipment, and carry on next work after it runs normally.

7.3 模拟量的检查Analog values inspection

模拟量采样的检查，拆开外侧发电机电压回路在端子排外侧的电缆，用三相保护校验仪向装置输入额定电压，记录采样值，误差不大于额定值5%。Analog values inspection is that open the generator voltage circuit out of terminal, and use three phase protective calibrator to add simulated rated voltage into equipment. At the same time, record sampling values. The errors should be not more than 5% of rated values.

7.4 调压部分检查The inspection of regulating voltage part

用三相保护校验仪模拟发电机电压及频率输入，保持Ｕ

Ｆ＝Ｕ

Ｘ

＝50V不变，调节Ｕ

Ｆ

，

当Ｕ

Ｆ>Ｕ

Ｘ

时，装置降压继电器动作；当Ｕ

Ｘ

>Ｕ

Ｆ

时，装置升压继电器动作。Use three

phase protective calibrator to simulate generator voltage and frequency. Keep U F= U X= 50V, regulate U F. The step-down relay should act when U F> U X; the step-up relay should act when U X> U F.

7.5 调频部分检查The inspection of regulating frequency part

用三相保护校验仪模拟发电机电压及频率输入，保持f F=f X=50Hz，调节f F，当f F ﹥f X时，装置减速继电器动作；当f F﹤f X时，装置增速继电器动作。Use three-phase protective calibrator to simulate generator voltage and frequency. Keep f F= f X= 50HZ, regulate f F. The deceleration relay should act when f F> f X; the acceleration relay should act when f X> f F.

7.6开关假同期试验Simulated synchronization test with switch

7.6.1自动装置假同期试验：Simulated synchronization test of automatic equipment

将发电机出口开关柜10BBA06断路器手车摇到试验位置，机组启动后，发电机零起升压至额定值，保持发电机额定电压不变，改变频率（增频与减频各试一次），检查同期装置发增速、减速脉冲信号与505装置动作是否一致。保持发电机频率50Hz不变，改变电压大小（增压与减压各试一次），检查同期装置发升压、降压脉冲信号与励磁装置动作是否一致。最后带开关做整组试验，检查开关主触头闭合时间与频差零点是否吻合，检查同期回路是否正确。(注意：传动试验要确认是否短接在同期回路里断路器手车的工作位置)Turn the handcart of generator outlet cabinet 10BBA06 breaker into testing position. When start system, the generator voltage increases from zero to rated value. Keep the generator rated voltage, and change frequency (once at increasing and decreasing frequency), inspect whether synchronous increased and decreased impulses

can keep pace with 505 actions. Keep generator frequency in 50Hz, change voltage (once at increasing and decreasing voltage). Inspect whether synchronous increased and decreased impulses can keep pace with excitation actions. At last do the holistic test with switch, inspect whether switch main contacts’close time can coincide with frequency difference. Inspect the validity of synchronous circuit.

7.6.2手动假同期试验：Manual simulated synchronization test

保持汽轮机额定转速，发电机零起升压至额定值，保持频率不变，检查同期装置手动发增速、减速脉冲信号与505装置动作是否一致。保持发电机频率50Hz不变，检查同期装置手动发升压、降压脉冲信号与励磁装置动作是否一致。最后带开关做整组试验，将电压降低1000V，待同期时，合发电机开关，检查闭锁继电器是否动作，开关是否能合上。将发电机频率和电压升到与系统相同，同步表在不同角度合发电机开关，检查闭锁继电器是否动作。Keep steam turbine in rated rotating speed, generator voltage can raise from z ero up to rated value, keep the same frequency, and inspect whether synchronous increas ed and decreased impulses can keep pace with 505 actions. Keep generator frequency in 50Hz, change voltage (once at increasing and decreasing voltage), inspect whether synch ronous increased and decreased impulses can keep pace with excitation actions. At last d o the holistic test with switch, decrease 1000V of generator voltage. Close generator swit ch when carrying on synchronization. Inspect whether block relay acts, whether the switc h can be closed. Raise generator frequency and voltage up to the same as net system. Synchronoscope close generator-switch at different angles, Inspect whether block relay act s at all.

8、调试的质量及检验标准The debugging quality and inspection standards

a)增减速动作正确Increased and decreased actions are correct.

b)调压动作正确Voltage regulated actions are correct.

c)导前合闸时间正确The advanced time before switching on is correct.

d)频差、压差闭锁正确Interlock actions of frequency difference, and voltage

difference are correct.

9、调试过程中应记录的项目和内容The projects and contents recorded during the commissioning.

a)外观检查情况Inspection result of appearance

b)电源部分检查情况Inspection result of power supply unit

c)电压部分检查情况Inspection result of voltage section

d)调频部分检查情况Inspection result of frequency regulating section

e)合闸部分检查情况Inspection result of closing switch section

10、项目的组织与分工Project organization and task distribution

10.1 调试服从试运指挥部统一指挥；All of people who are going to attend commissioning should obey the unified directions from headquarter.

10.2 调试单位负责提出调试方案和本调试项目的全面组织和调试数据记录.The

commissioning unit should be responsible for submitting debugging plan, organizing project tests completely, recording the debugging data.

10.3安装单位提供现场条件,并负责缺陷的消除；The installation unit should provide site conditions, and defect eliminations.

10.4水泥厂负责调试项目中运行方面的操作及监护工作；The cement company is responsible for running operation and inspecting.

10.5南京凯盛负责提供工程的图纸资料及相关设备使用说明书，负责试运相关单位组织

与协调工作和试运总体进度安排及落实，负责设备到货、设备备件的落实；Nanjing Kesen Kenen is responsible for providing project drawings, documents, and related equipment introductions, organizing and coordinating related units for commissioning, as well as supervising and ensuring equipment and spares’ deliveries.

10.6监理单位负责组织设备安装及部分试运工作的验收，负责组织调试方案的审定工作，

负责组织召开对运行设备的评价、对运行设备的优良等级进行认定，负责按照工程质量验收标准和有关规定组织工程质量的验收和评定，并组织评定，负责相关设备试运过程中的安全操作监督。Consultant Company is responsible for organizing equipment installations and partial commissioning acceptances. It is also in charge of judging commissioning plan, organizing evaluation meetings for equipment, affirming the levels of equipment, and giving acceptance and evaluation in accordance with “The engineering quality acceptance standard”and other related specifications, and supervising safety operations during the commissioning progress.