Quy trình vận hành chạy thử hệ thống bảo vệ relay cho các thiết bị trong nhà máy nhiệt điện.........................................................................................................................................................................................................................................................................................................................................................
FOR COMMENT A Rev Owner 16-Jan-13 Date S.J Cho Prepared C.K Kim Checked Y.M Cho Approved For Comment Details of Revision AES-VCM MONG DUONG POWER COMPANY LIMITED Consultant POWER ENGINEERING CONSULTING JOINT STOCK COMPANY Contractor Doosan Heavy Industries & Construction Co., Ltd PC Project : T10206 MONG DUONG II x 560MW(NET) THERMAL POWER PLANT UAS DN02 UNIT P0 KKS Title COMMISSIONING PROCEDURE FOR PROTECTION RELAY PANEL OF SITE TEST (GEN, GSUT, UAT, SAT, TARIFF METER) Document No BYC Reg No 840001 Rev A Pages –No T10206-DN02-P0BYC-840001 of 13 Rev A Table of Contents 1.0 GENERAL PURPOSE 1.1 Introduction and commissioning boundary 1.2 Scope of commissioning package 1.3 The safety knowledge in operation 2.0 GENERAL SPECIFICATION 2.1 Specification .5 2.2 Protection Relay & Tariff Meter 2.3 Setting 2.4 Testing Equipment Required 3.0 TEST PROCEDURE 3.1 Panels Inspection .7 3.2 Test for each equipment (de-energized) 3.3 Test for each equipment (energized) .9 3.4 Settings check 10 3.5 On-load check 10 3.6 Final checks 11 4.0 RESULT OF CHECK SHEETS 12 5.0 ATTACHMENTS 13 Attachment 5.1 GSUT #1,2 Primary Protection Relay Panel Attachment 5.2 GSUT #1,2 Backup Protection Relay Panel Attachment 5.3 UAT #1,2 Primary Protection Relay Panel Attachment 5.4 UAT #1,2 Backup Protection Relay Panel Attachment 5.5 GEN Primary Protection Relay Panel Attachment 5.6 GEN Backup Protection Relay Panel Attachment 5.7 SAT Primary & Backup Protection Relay Panel Attachment 5.8 GSUT #1,2 , SAT Main Tariff Meter & Check Tariff Meter Attachment 5.9 UAT #1,2 , Gen #1, Main Tariff Meter & Check Tariff Meter Page of 13 Rev A 1.0 GENERAL PURPOSE 1.1 Introduction and commissioning boundary This procedure covers the activities required for testing and commissioning of the following Protection Relay Panel for Gen, GSUT, SAT, UAT, Tariff Meter consist of the below table KKS Number 1.2 Description P1BAY01 GSUT #1,2 PRIMARY PROTECTION RELAY PANEL P1BAY02 GSUT #1,2 BACKUP PROTECTION RELAY PANEL P1BYB01 UAT #1,2 PRIMARY PROTECTION RELAY PANEL P1BYB02 UAT #1,2 BACKUP PROTECTION RELAY PANEL P1BYA01 GEN #1,2 PRIMARY PROTECTION RELAY PANEL P1BYA02 GEN #1,2 BACKUP PROTECTION RELAY PANEL P1BYC01 SAT PRIMARY PROTECTION RELAY PANEL P1BYC02 SAT BACKUP PROTECTION RELAY PANEL P1ASQ01 GSUT #1,2 SAT MAIN TARIFF METER P1ASQ01 GSUT #1,2 SAT CHECK TARIFF METER P1ASQ02 UAT #1,2 MAIN TARIFF METER P1ASQ02 GEN #1,2 TARIFF METER Scope of commissioning package The commissioning package for Protection Relay Panel for Tariff Meter consist of the following packages : KKS Number Description P1BAY01 GSUT #1,2 PRIMARY PROTECTION RELAY PANEL P1BAY02 GSUT #1,2 BACKUP PROTECTION RELAY PANEL P1BYB01 UAT #1,2 PRIMARY PROTECTION RELAY PANEL P1BYB02 UAT #1,2 BACKUP PROTECTION RELAY PANEL P1BYA01 GEN #1,2 PRIMARY PROTECTION RELAY PANEL P1BYA02 GEN #1,2 BACKUP PROTECTION RELAY PANEL P1BYC01 SAT PRIMARY PROTECTION RELAY PANEL P1BYC02 SAT BACKUP PROTECTION RELAY PANEL P1ASQ01 GSUT #1,2 SAT MAIN TARIFF METER P1ASQ01 GSUT #1,2 SAT CHECK TARIFF METER P1ASQ02 UAT #1,2 MAIN TARIFF METER P1ASQ02 GEN #1,2 TARIFF METER Page of 13 Rev A 1.3 1.3.1 The safety knowledge in operation Before the start of any testing it should be confirmed that all power supplies to the system have been isolated or that they are in a known condition The Commissioning engineer is responsible for the safety of those personnel working of the system Check for the presence of harmful electrical or mechanical potential energy before starting work 1.3.2 Project Lockout / Tag out (LOTO) procedures must be adhere to all test area 1.3.3 Fire is strictly prohibited on site, no smoking there must be a warning mark in hazardous area 1.3.4 Strictly comply with the safety and environmental protection regulations of local government 1.3.5 In order to ensure the reliable operation of every part of the system, strictly obey the corresponding procedures 1.3.6 1.3.7 Have a regular maintenance for the long-time standby equipment Obey the relevant safety regulations of the power plant during commissioning all along Ensure the successful commissioning work 1.3.8 All personnel directly involved with the commissioning that will attend a kickoff safety meeting to review for the dangers Ensure that all personnel understand the process and the operation Any personnel involved in the commissioning have the authority to terminate the operation at any time, if a serious problem or safety issue develops Page of 13 Rev A 2.0 GENERAL SPECIFICATION 2.1 Specification The following test and inspection will be performed as follows; - Visual check and measurement of dimension - Measurements of insulation resistance - Material type test report check - Operation test ⅰ) Protection : Over-current, Differential, Under/over voltage, DC auxiliary ⅱ) TR Protection : ⅲ) Metering : Measuring of A, V, F, PF, KW, KVAR, KVA, KWH, KVARH, KVAH ⅳ) Synchro.-check : Synchro check ⅴ) FMS : Function check, Data recording check, Communication check, Setting & configuration check, Diagnostic check - Wiring test - Insulation test - High voltage test - Hardware functionality test - System alarm test - Accuracy test The results of the tests will be prepared and submitted The procedure will be tested in accordance with the requirements of the current issues of the IEC standard … Page of 13 Rev A 2.2 Protection Relay & Tariff Meter Protection relay and tariff meter are fully numerical in their design, implementing all protection and non-protection functions in software The equipment employ a high degree of selfchecking and, in the unlikely event of a failure, will give an alarm To commission equipment, it is only necessary to verify that the hardware is functioning correctly and the applicationspecific software setting have been applied to the equipment It is considered unnecessary to test every function of the equipment if the settings have been verified by one of following methods; 2.3 - Extracting the settings applied to the relay using appropriate setting software - Via the operator interface Setting The equipment will be tested in accordance with the application-specific settings furnished by the contractor, after which, tests should be made to determine if the actual operating characteristics check with the adjustments made 2.4 Testing Equipment Required - OMICRON CMC256+ test sets (Secondary Injection Tester) - An insulation tester and multi-meter - A laptop PC with setup software, - Multi-finger test Plug Page of 13 Rev A 3.0 TEST PROCEDURE The test is performed by the procedure as below; The result of the test will be checked and recorded to the attached check sheets The recorded check sheets will be submitted to purchaser 3.1 3.1.1 Panels Inspection Visual Inspection 3.1.2 Signed Check Yes No Signed Any damaged parts Any missing components Rating information in conformity with installation Earth terminals on case connected Correct Name plates Painting color: RAL7032 Degree of protection : IP41 Dimension Inspection 3.1.3 Check Yes No Dimension within an acceptable error Thickness of painting : More than 60㎛ Wiring Check Check Yes No Signed Wiring checked against diagram Page of 13 Rev A Terminal lug type (Ring type) Cable type (Flame-retardant) Cable color & size - VT secondary circuit : Blue (1.5 mm2) - CT secondary circuit : Black (2.5 mm2) - AC control circuit : Gray (1.5 mm2 - DC control circuit : Gray (1.5 mm2) - Ground circuit : Yellow/Green (2.5 mm2) 3.1.4 Insulation Test ■ 3.1.5 Insulation test for wiring Yes No Signed Sequence Test Check Yes 3.1.6 3.2 3.2.1 AC sequence test DC sequence test DI, DO Module test Trip & Alarm sequence test No Signed Auxiliary supply measured : V DC Test for each equipment (de-energized) Visual Inspection Check Signed Page of 13 Rev A Yes Any damaged parts Rating information in conformity with installation Earth terminals on case connected When the relay is withdrawn from its case, check if No the current short- circuits are closed 3.2.2 Watchdog Check(if provided) ■ 3.2.3 Wiring checked against diagram Watchdog contacts (auxiliary supply connected) 3.3.2 Date and time ■ 3.4.1 Signed Clock set for local time? Yes No Signed Operation of the LEDs OK? Yes No Signed Operation of opto-isolated inputs OK? Yes No Signed Operation of outputs OK? Yes No Signed Rear Communication check ■ 3.4 No Output relays ■ 3.3.6 Yes Opto-isolated inputs ■ 3.3.5 Signed Indicator LEDs ■ 3.3.4 No Test for each equipment (energized) 3.3.1 3.3.3 Yes Wiring Check ■ 3.3 Watchdog contacts (auxiliary supply disconnected) RS485/Ethernet/IEC61850 communication OK? Yes No Signed Settings check Setting Check Signed Page of 13 Rev A Yes Application-specific function settings applied Application-specific programmable schematic logic No settings applied 3.4.2 Setting Check Check Yes Application-specific function settings verified Application-specific programmable schematic logic No Signed tested 3.4.3 Function Time Test Check Yes 3.5 Protection function timing tested Expected operating time Measured operating time No On-load check Check Yes 3.5.1 Signed Test wiring removed Disturbed customer wiring re-checked On-load test performed No Signed PT check Check Yes No Signed PT wiring checked Page 10 of 13 Rev A 3.5.2 Phase rotation correct Display voltage CT check Check Yes 3.6 CT wiring checked CT polarities correct Display current No Signed Final checks Check Yes Test wiring removed Disturbed customer wiring re-checked Test mode disabled Current count reset Menu language set to customer preference Event record reset Fault record reset Disturbance record reset Alarm reset LEDs reset No Signed Page 11 of 13 Rev A 4.0 RESULT OF CHECK SHEETS 4.1 Calibration &Test Report for SAT Protection Relay 4.2 Calibration &Test Report for GEN Protection Relay 4.3 Calibration & Test Report for GSUT Protection Relay 4.4 Calibration & Test Report for UAT Protection Relay 4.5 Calibration & Test Report for Tariff Meter (GEN, UAT, GSUT, SAT) Page 12 of 13 Rev A 5.0 ATTACHMENTS Attachment 5.1 GSUT #1,2 Primary Protection Relay Panel Attachment 5.2 GSUT #1,2 Backup Protection Relay Panel Attachment 5.3 UAT #1,2 Primary Protection Relay Panel Attachment 5.4 UAT #1,2 Backup Protection Relay Panel Attachment 5.5 GEN Primary Protection Relay Panel Attachment 5.6 GEN Backup Protection Relay Panel Attachment 5.7 SAT Primary & Backup Protection Relay Panel Attachment 5.8 GSUT #1,2 , SAT Main Tariff Meter & Check Tariff Meter Attachment 5.9 UAT #1,2 , Gen #1, Main Tariff Meter & Check Tariff Meter Page 13 of 13 ... RELAY PANEL P1BYB01 UAT #1,2 PRIMARY PROTECTION RELAY PANEL P1BYB02 UAT #1,2 BACKUP PROTECTION RELAY PANEL P1BYA01 GEN #1,2 PRIMARY PROTECTION RELAY PANEL P1BYA02 GEN #1,2 BACKUP PROTECTION RELAY. .. PRIMARY PROTECTION RELAY PANEL P1BYB02 UAT #1,2 BACKUP PROTECTION RELAY PANEL P1BYA01 GEN #1,2 PRIMARY PROTECTION RELAY PANEL P1BYA02 GEN #1,2 BACKUP PROTECTION RELAY PANEL P1BYC01 SAT PRIMARY PROTECTION. .. Primary Protection Relay Panel Attachment 5.2 GSUT #1,2 Backup Protection Relay Panel Attachment 5.3 UAT #1,2 Primary Protection Relay Panel Attachment 5.4 UAT #1,2 Backup Protection Relay Panel