资源描述
5×660MW Unit of India APL Power Plant
SHANDONG TIEJUN Electric Power engineering CO.LTD
Mundra Project
No.
I&C DCS system power power supply
Total 12 Pages
construction instruction
Compile
Auditing
Approve
Modification
Amender
Auditing/Approve
1
2
3
4
1. Documents
1.1 《The quality criterion of acceptance and assessing of electric power construction》(I&C, 1998 edition)
1.2《The specification of erection and acceptance of electric power construction》(Part4：I&C Instrumentation and control devicesDL/T5210.4-2009)
1.3 《Code of safety operation in power engineering construction》(Part 1：Steam power plants DL.5009.1-2002)
1.4 Northwest electric power design institute’s drawings
1.5 《ISO14001 environment management system》
1.6 《ISO9001 quality management system》
1.7 《ISO10012 measure management system》
1.8 《OHSMS 18000 occupation safety and health management system》
1.9 India Mundra independent power plant construction scheme
2. Summarize
The scope of DCS system power acceptance of India Mundra Power Plant 2×660MW+3×660MW Project include DCS power panel, DCS network panel, DCS control panel, DCS extension panel, engineer station, operator station, etc. equipment. This measure is used of DCS equipment power giving; preparing for the recover of DCS hardware & software and next step: adjusting; make sure the safety of body and equipment in the process of power giving.
3. Project Quantity
The sequence of DCS power acceptance: a. Electrical UPS supply the power to I&C DCS power distributed panel; b. DCS power distributed panel supply power to operator station, duty captain station, control room control platform etc. DCS control panel and DCS system panel; it send power to the whole DCS system. The segment from electric 240VAC to DCS power panel power giving should be after factory power reversal. It has no quantity of installation.
4. Erection Condition
Main equipment delivery condition
All the equipments affect DCS system power acceptance have been delivery to site on time.
Remark
Preparative erection condition
Ground, power: 1. DCS room achieve the condition of DCS system power acceptance.
2. Adjust personnel in their place.
Environment: DCS room is clean, light and fire fighting are enough.
Others
Other worker requirement: don’t enter DCS room without permission.
Date
According the milestone plan of the project and the adjusting plan carry out the DCS power acceptance step by step;
The plan date of No.5 unit DCS power acceptance is 15/03/2010.
Manpower
1 principal, 2 adjusting personnel, 2 construction personnel.
Machines
none
Tools
2 multimeter, 4 electric test pen, 2 electric iron, personal wiring tool 2 set.
Material
soldering tin, insulating tape, wire, caution sign etc.
5. Erection Scheme
5.1 construction working procedure flow chart:
Electric UPS ---- DCS power distributed panel ---- DCS and control platform (detail is below).
I&C DCS POWER CABINET 5CWH01 DCS CABINET 5CWE18 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH01 DCS CABINET 5CWE19 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH01 DCS CABINET 5CWE20 POWER SUPPLY
I&C DCS POWER CABINET 5CWH01 DCS CABINET 5CWE21 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH01 DCS CABINET 5CWE22 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH01 DCS CABINET 5CWE23 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH01 DCS CABINET 5CWE24 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH01 DCS CABINET 5CWE25 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH01 DCS CABINET 5CWE26 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH01 DCS CABINET 5CWE27 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH01 DCS CABINET 5CWE28 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH01 DCS CABINET 5CWE29 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH01 DCS CABINET 5CWE30 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH01 DCS CABINET 5CWE31 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH01 DCS CABINET 5CWE32 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH01 DCS CABINET 5CWE61 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH01 DCS CABINET 5CWE62 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH01 DCS PRINTER 5CWG01 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH01 DCS PRINTER 5CWG02 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH01 DCS PRINTER 5CWG03 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH01 DCS PRINTER 5CWG04 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH01 DCS PRINTER 5CWG05 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH01 DCS PRINTER 5CWG06 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH01 PRECEDING POWER CABINET OF BOILER 5CWH23 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH01 PRECEDING POWER CABINET OF BOILER 5CWH24 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH01 PRECEDING POWER CABINET OF TURBINE 5CWH25 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH02 DCS CABINET 5CWE01POWER SUPPLY.
I&C DCS POWER CABINET 5CWH02 DCS CABINET 5CWE02POWER SUPPLY.
I&C DCS POWER CABINET 5CWH02 DCS CABINET 5CWE03POWER SUPPLY.
I&C DCS POWER CABINET 5CWH02 DCS CABINET 5CWE04POWER SUPPLY.
I&C DCS POWER CABINET 5CWH02 DCS CABINET 5CWE05POWER SUPPLY.
I&C DCS POWER CABINET 5CWH02 DCS CABINET 5CWE06POWER SUPPLY.
I&C DCS POWER CABINET 5CWH02 DCS CABINET 5CWE07POWER SUPPLY.
I&C DCS POWER CABINET 5CWH02 DCS CABINET 5CWE08POWER SUPPLY.
I&C DCS POWER CABINET 5CWH02 DCS CABINET 5CWE09POWER SUPPLY.
I&C DCS POWER CABINET 5CWH02 DCS CABINET 5CWE10POWER SUPPLY.
I&C DCS POWER CABINET 5CWH02 DCS CABINET 5CWE11POWER SUPPLY.
I&C DCS POWER CABINET 5CWH02 DCS CABINET 5CWE12POWER SUPPLY.
I&C DCS POWER CABINET 5CWH02 DCS CABINET 5CWE13POWER SUPPLY.
I&C DCS POWER CABINET 5CWH02 DCS CABINET 5CWE14POWER SUPPLY.
I&C DCS POWER CABINET 5CWH02 DCS CABINET 5CWE15POWER SUPPLY.
I&C DCS POWER CABINET 5CWH02 DCS CABINET 5CWE16POWER SUPPLY.
I&C DCS POWER CABINET 5CWH02 DCS CABINET 5CWE17POWER SUPPLY.
I&C DCS POWER CABINET 5CWH02 DCS CABINET 5CWJ01POWER SUPPLY.
I&C DCS POWER CABINET 5CWH02 BOILER MFT CABINET 5CWE33POWER SUPPLY.
I&C DCS POWER CABINET 5CWH02 DCS EWS 5CWD01POWER SUPPLY.
I&C DCS POWER CABINET 5CWH02 DCS EWS 5CWD02POWER SUPPLY.
I&C DCS POWER CABINET 5CWH02 DCS OPS 5CWC01/02POWER SUPPLY.
I&C DCS POWER CABINET 5CWH02 DCS OPS 5CWC03/04POWER SUPPLY.
I&C DCS POWER CABINET 5CWH02 BOP OPS CCWC11POWER SUPPLY.
I&C DCS POWER CABINET 5CWH02 CCTV/SWITCHYARD OPS CCWC12 POWER SUPPLY.
I&C DCS COMMON POWER CABINETCCWH01 #1 DCS COMMON CABINET CCWE01 POWER SUPPLY.
I&C DCS COMMON POWER CABINETCCWH01 #2 DCS COMMON CABINET CCWE02 POWER SUPPLY.
I&C DCS COMMON POWER CABINETCCWH01 #3 DCS COMMON CABINET CCWE03 POWER SUPPLY.
I&C DCS COMMON POWER CABINETCCWH01 #4 DCS COMMON CABINET CCWE04 POWER SUPPLY.
I&C DCS COMMON POWER CABINETCCWH01 #5 DCS COMMON CABINET CCWE05 POWER SUPPLY.
I&C DCS COMMON POWER CABINETCCWH01 NETWORK CABINET CCWJ01 POWER SUPPLY.
I&C DCS COMMON POWER CABINETCCWH01 SHIFTOT STATION CCWB01 POWER SUPPLY.
I&C DCS COMMON POWER CABINETCCWH01 SHIFTOT STATION CCWB02 POWER SUPPLY.
I&C DCS COMMON POWER CABINETCCWH01 SHIFTOT STATION CCWB03 POWER SUPPLY.
I&C DCS COMMON POWER CABINETCCWH01 SHIFTOT STATION CCWB04 POWER SUPPLY.
I&C DCS POWER CABINET 5CWH01 DCS COMMON POWERCABINET CCWH01POWER SUPPLY.
The segment from electric 240VAC safety part to DCS power panel power giving should be after factory power reversal; the flow is same.
5.2 Working Procedure Card
DCS system power acceptance and power giving No. 01
1. Summarize: the preparation of power acceptance mostly include: the condition before power acceptance; the check after power acceptance; cabinet power giving and acceptance.
2. Operation process:
Sequence / Process
Method and Operation Requirement
Quality Requirement
2.1 The condition of power acceptance and power giving
2.1.1 The wire connection of DCS room and CCR system is finished; electric power reversal system cable shield is good; power supply and other wire connection is correct.
2.1.2 All the I&C panel and station etc. need to power giving wire connection is finished; earthing construction is finished; inside equipment assembled completely.
2.1.3 DCS system joint network is finished.
2.1.4 DCS principal station and operator station installation fill its shoes.
2.1.5 DCS power panel to apiece user power circle and electric power reversal are finished.
2.1.6The cable from electric UPS to DCS power panel laying finished and wire connection acceptance is eligible.
2.1.7 Light in DCS room and CCR is using; Clean and firefight equipment is using.
2.1.8 Checking the type, specification and capacitance of electric equipment in the panel for power acceptance accord design and the load in fact; recording the item fall short of requirement.
1. Wire connection correctly; marked clearly and intact.
2. The type, specification and capacitance of electric equipment in the panel for power acceptance accord design and the load in fact.
3. Before the circuitry checking, cut off the power switch in sequence.
4. Wire connection correctly; marked clearly and intact.
2.2 Checking before working
2.2.1 Before working, must study the technique instruction and safety instruction.
2.2.2 Checking the environment of panel, platform and cabinet in DCS room and CCR.
2.2.3Checking the relational control circle and measure circle; ensure circle and signal circle insulating (the work should finished ahead of schedule); checking and switch off the entire switch and make the record.
2.2.4 Checking the electrification equipment and the equipment without power circle and connection.
2.2.5 Checking the signal of communication tools.
2.2.6 All the examination is ok, then contacted power giving.
1. Study instruction carefully and completely; Be familiar with the whole process and signature.
2. Ground is cleaned; light is using; aeration is good; firefight equipment is all ready.
3. Panel, platform and cabinet are clear; indicator and protective socket are good; equipment No. are clear; mark are in evidence.
4. All the electric circle is correct; insulation accord with design.
5. Adopt isolated measure.
2.3 The distributed panel power acceptance from electric UPS to DCS panel
2.3.1 When power acceptance, electric segment and DCS panel every side need 2 person; one operator and one ward person; keep in touch with each other; before electric UPS operate, inform DCS person.
2.3.2 Checking electric UPS voltage is 240VAC or not; the voltage is steady or not.
2.3.3 Switch on the UPS power panel switch; measure the voltage with multimeter; observing the equipments is normal or not.
2.3.4 Measure the input voltage of DCS distributed panel; Is it240VAC? IS the switch normal?
2.3.5 When electric power reversal is finished, measure the input voltage of DCS distributed panel; Is it240VAC? IS the switch normal?
2.3.6 The power switch must be operated by electrical personnel; don’t let other personnel operate.
2.3.7 Make the card: ”power on, NO OPERATION” after switch on the power switch.
1. Power switch capacitance accord with design.
2. Make sure 240VAC voltage steadily.
3. The equipment for power acceptance is normal.
2.4 power giving from I&C DCS power panel to operator station
2.4.1 This segment must be operate by DCS factory personnel and I&C personnel.
2.4.2 Checking the DCS distributed panel is normal or not; Turn on the main switch; Observe the switches; are they normal.
2.4.3 Check the switch cabinet of operator station; turn on the power switch.
2.4.4 Check the operator station power, joint network connection; turn on the switches of host computer and display; start the computers.
2.4.5 Observing the host computer and display in operator station is normal or not.
1. Power switch capacitance accord with design.
2. Make sure 240VAC voltage steadily.
2. The equipment for power acceptance is normal.
2.5 power supply from DCS power panel to DCS control panel GPS
2.5.1 Checking DCS power panel power switch equipment input voltage is normal or not; DCS control panel and GPS connection is normal or not.
2.5.2 Turning on the power switch; checking DCS control panel and GPS input voltage.
1. Checking and affirming the voltage 240VAC is steady.
2. The equipment for power acceptance is normal.
2.6 Acceptance
2.6.1 Power cable wire connection correct rate is 100%; power switch capacitance accord with design.
2.6.2 Test record clearly, data correctly and completely.
1. The insulation of electrical source loop＞1MΩ. 2. Signal cable shield earthing is good.
6.QA check plan
Check item description
checker
result
date/signature
E
A
O
Cable wiring is correct or not; cable nameplate is correct or not.
×
Insulating resistance accord with requirement
×
×
×
Capacitance of switch accord with design
×
×
×
Cable wiring fastness
×
Fireproofing and cover & block accord with design
×
×
×
The voltage accord with standard
×
×
×
E: Section engineer; A: Chair engineer; O: Employer
7. Safety and civilization erection and environment management
7.1 Safety measures
7.1.1 All the personnel for power giving must obey command, club together; don’t leave or operate at will.
7.1.2 All the personnel for power acceptance and power giving should be familiar with equipment and measure; preparation well for the work. The personnel are familiar with operation, measure, checking method and work step.
7.1.3 In the process of power acceptance and power giving, enhance the equipment patrol, avoid contingency.
7.1.4 Check the location for power acceptance; disallow the personnel not relate to work entry the site.
7.1.5 Hang the caution card when the equipment is power on; Setting up necessary safety barrier.
7.1.6 When the working personnel finish operating, measuring and custody, report in time; if you found abnormity, report it at once.
7.1.7 Don’t use the intercom at will in order to ensure the communication is good.
7.1.8 Don’t operator or measure at side only yourself.
7.1.9 The equipment for firefighting is enough at site.
7.1.10 Command correctly; operation carefully; measure rapidly and safety.
7.2 Environment safeguard
7.2.1 Notice to economize energy sources and material. Cut off power supply off duty to avoid equipment running.
7.2.2 Reclaim the shabby battery and bulb to appointed place.
7.3 Construction safety danger control schedule is in the form a
展开阅读全文
浙ICP备2021020529号-1 | 浙B2-20240490 
