Kenya Electricity Generating Company Limited

Transcription

1 Kenya Electricity Generating Company Limited TENDER R REHBILITTION OF MV SWITCHGER, PROTECTION SYSTEMS ND LV SWITCHBORDS OF GITRU HYDRO POWER STTION -KENY PPENDIX : DRWINGS SPECIFICTION DRWINGS TBLE OF CONTENTS PRT 1 - BIDDING PROCEDURES Section I: Invitation for tender Section II: Instructions to Tenderers (ITT) Section III: Tender Data Sheet Section IV: Technical Evaluation Criteria PRT - CONDITIONS OF CONTRCT Section V: Conditions of contract PRT 4 - SCHEDULES & RMS Section IX: Price Schedules Section X: bidding and contract forms PPENDIX I PRT - EMPLOYER'S REQUIREMENTS /SPECIFICTIONS Section VI: Employer's Requirements /Specifications PPENDIX II Section VII: Technical Schedules Section VIII: Preliminary Bill of Materials PPENDIX III Specification drawings Employer's existing equipment drawings and data 1 CONTENTS 1.1 Sheet 01: Proposed Generator MV switch gear overall single line diagram 1. Sheet 0: Proposed Generator MV switch gear enclosure layout diagram 1. Sheet 0: Proposed Generator & GSU transformer protection single line diagram 1.4 Sheet 04: Proposed Station transformers, alternative supply transformer and EDG protection single line diagram 1.5 Sheet 05: Proposed protection communication Physical layout block diagram 1.6 Sheet 06: Proposed plant communication Logical layout block diagram 1.7 Sheet 07: Proposed SCD larms & events management system Logical layout block diagram 1.8 Sheet 08: Proposed main station auxiliaries switchboard single line diagram 1.9 Sheet 09: Proposed protection and switchgear 110V DC single line diagram INSTRUCTIONS a. These drawings are intended to illustrate the basic requirements to be satisfied. They do not cover all the requirements b. It is the responsibility of the contractor to prepare a detailed layout/schematic for the new system, any errors or losses arising from use of these drawings for equipment manufacture, installation or commissioning shall be borne by the contractor. c. These drawings shall not be used for any other purpose other than understanding the employer's requirements d. Bidder shall prepare their own single line, layout and block diagrams as per requirements in clause 1.4 of employer's requirements. These drawings shall only be used for reference e. In case of conflict between these drawings and the employer requirements, employer requirements shall prevail f. In case of conflict between these drawings and the existing equipment's drawings, the existing equipment drawings shall prevail

2 17.5kV, 400, 6k/s, LI- 110KV, C- 50KV NTURL COOLING NTURL COOLING NTURL COOLING *** VT1 TO HVE SECONDRY CORES i.e P,0.,0.5 *** VT TO HVE SECONDRY CORES i.e P,0.,0.5 SOLID INSULTED BUS BRS 17.5kV, 5000, 6k/s MV CBLES 17.5kV, 100, 50k/s NOTES *** TWO SIMILR MV SWITCHGER SYSTEMS TO BE SUPPLIED R THE TWO UNITS *** ESTIMTED FULT LEVELS KEY ** 1kV TERMINLS 67MV ** 0kV TERMINLS 698MV MIN STTION SWITCHBORD

3 FUTURE INCOMER CUBICLE SPCE GCB CUBICLE BUS RISER CUBICLE UX TX CUBICLE ENCLOSURE PNEL RRNGEMENT DIGRM STRUCTURL LYOUT DIGRM DESIGNED BY E.WILLIMS * LL DIMENSIONS IN mm * PNEL RRNGEMENT MY BE DIFFERENT FROM BOVE DEPENDENT ON BIDDER'S PNEL CONFIGURTION ND RRNGEMENT HOWEVER SPCE OF T LEST METERS X HOUSING WIDTH SHLL BE PROVIDED IN FRONT OF THE CUBICLES R VGCB OPERTIONS * THE MXIMUM VILBLE SPCE R THE HOUSING INSTLLTION IN THE SUBSTTION IS LENGTH, 6900 mm X WIDTH, 580 mm X HEIGHT, 4000mm ( mm)

4 KEY 11 NUMERICL PROTECTION RELY (IED) 16E ETHERNET DT COMM R PROTECTION 1 UNDER IMPEDNCE 4G V/HZ 7 UNDER VOLTGE R REVERSE POWER 40 LOSS OF EXCITTION 46 NEGTIVE PHSE SEQUENCE 49G THERML OVERLOD 50/7 GEN CCIDENTL ENERGIZTION 50/51E EXCITTION XFMR OVER CURRENT 50BF-GCB GCB BREKER FIL 50GN SHFT OVER CURRENT 51V VOLTGE RESTRINT OVER CURRENT 59 OVER VOLTGE 59N GEN TERMINL NVD 59N(95%) 95% STTOR ERTH FULT 60FL VT FUSE FILURE 64R ROTOR ERTH FULT 64S(100%) 100% STTOR ERTH FULT 81U/O FREQUENCY PROTECTION 86G LOCKOUT 87G DIFFERENTIL CLK CLOCK SYNCHRONISTION DFR DIGITL FULT RECORDER MET METERING SER SEQUENCE OF EVENTS RECORDER TCM TRIP CIRCUIT MONITORING GEN. TRIFF METER (POWER TRNSDUCER) PROTECTION TRIP GCB 86 TRIP 1KV CB TRIP FCB GEN PROT TRIP GCB TRIP 1KV CB TRIP FCB SYNCH RELY (Existing not in scope of supply) 5a-GCB 5b-GCB 5a-FCB 5b-FCB TRIP GCB 17.5kV, 400, 6k/s GSU TRNSRMER PROTECTION TRIP 1KV CB TRIP LV CB CLOSE 1KV CB OPEN 1KV CB 11- GSUT PROT TRIP GCB TRIP 1KV CB TRIP LV CB CLOSE 1KV CB OPEN 1KV CB 5a-1KV CB 5b-1KV CB 5a-LV CB 5b-LV CB KEY 1L LINE DISTNCE PROTECTION 4GT GSU TRNSRMER V/HZ 5-HV HV SIDE SYNCH CHECK 49OT GSU TRNSRMER OIL TEMPERE 49WT WINDING TEMPERE 7GT GSU TRNSRMER UNDER VOLTGE 49GT GSU TRNSRMER THERML OVERLOD 50/51ST STTION TRNSRMER HV SIDE OVER CURRENT 50BF-HV HV(1kV) CIRCUIT BREKER FIL 51GT GSU TRNSRMER OVER CURRENT 51N-HV HV SIDE NEUTRL OVER CURRENT 5 CIRCUIT BREKER 5a CIRCUIT BREKER NO CONTCT 5b CIRCUIT BREKER NC CONTCT 59-HV OVER VOLTGE HV SIDE 59N-MV MV SIDE NEUTRL VOLTGE DISEMENT 60FL VT FUSE FILURE 6BS GSU TRNSRMER BUCHOLZ SURGE 6PRD GSU TRNSRMER PRESSURE RELEIF DEVICE 81U/O FREQUENCY PROTECTION 86GT GSU TRNSRMER LOCKOUT 87GT GSU TRNSRMER DIFFERENTIL 87N-GT GSU TRNSRMER REF GEN PROT B 5a-GCB 5b-GCB 5a-FCB 5b-FCB GSUT PROT B 5a-1KV CB 5b-1KV CB 5a-LV CB 5b-LV CB HV BUSHING CT'S HV BUSHING CT'S NOTES 64R B INJECTION UNIT ND RESISTOR BOX B 64R INJECTION UNIT ND RESISTOR BOX HV SIDE SYNCH RELY *** TWO SIMILR & GSU TRNSRMER PROTECTION SYSTEMS TO BE SUPPLIED R UNIT ND *** ESTIMTED FULT LEVEL T 1KV TERMINLS IS 67MV 64S B INJECTION ND FILTER UNIT B 64S INJECTION ND FILTER UNIT MIN STTION SWITCHBORD

5 KEY 51 OVER LOD 11 NUMERICL PROTECTION RELY (IED) 51V VOLTGE RESTRINT OVER CURRENT 16E ETHERNET DT COMM R PROTECTION 5 CIRCUIT BREKER 5 SYNCH CHECK 5a CIRCUIT BREKER NO CONTCT 7 UNDER VOLTGE 5b CIRCUIT BREKER NC CONTCT R REVERSE POWER 59 OVER VOLTGE 46 NEGTIVE PHSE SEQUENCE 59N NEUTRL VOLTGE DISEMENT 49OT TRNSRMER OIL TEMPERE 60FL VT FUSE FILURE 49WT TRNSRMER WINDING TEMPERE 6BS TRNSRMER BUCHOLZ SURGE 50 INSTNTNEOUS SHORT CIRCUIT PROTECTION 6PRD TRNSRMER PRESSURE RELEIF DEVICE 50/51-HV STTION OR LT SUPPLY TRNSRMER HV SIDE OVER CURRENT 81U/O FREQUENCY PROTECTION 50/51-LV STTION OR LT SUPPLY TRNSRMER LV SIDE OVER CURRENT 86 LOCKOUT 50/51N DEFINITE TIME & INVERSE TIME ERTH FULT CURRENT 87N REF 50/51N-LV STTION OR LT SUPPLY TRNSRMER LV SIDE ERTH FULT 90V UTOMTIC VOLTGE -OLTC 50BF LV CB BREKER FIL CLK CLOCK SYNCHRONISTION 50G ERTH FULT (INSTNTENOUS/DEFINTE TIME) DFR DIGITL FULT RECORDER 50HS INSTNTNEOUS OVER CURRENT HIGH SET MET METERING 50N NEUTRL OVER CURRENT (NEUTRL CONDUCTOR PROTECTION) SER SEQUENCE OF EVENTS RECORDER 50STD SHORT TIME DELY SHORT CIRCUIT PROTECTION TCM TRIP CIRCUIT MONITORING EDG PROTECTION SCHEME LT SUPPLY TRNSRMER PROTECTION SCHEME STTION TRNSRMERS PROTECTION SCHEME (TO BE REPLICTED R THE THREE STTION TRNSRMERS) TRIP LV INCOMER CB STOP EDG TRIP SWBD BUSCOUPLER CB CLOSE INCOMER CB OPEN INCOMER CB TRIP LV INCOMER CB TRIP KV ISOL TRIP SWBD BUSCOUPLER CB CLOSE INCOMER CB OPEN INCOMER CB TRIP LV INCOMER CB TRIP 1KV CB TRIP GCB CLOSE INCOMER CB OPEN INCOMER CB EDG PROT STX PROT HV BUSHING CT' STX PROT HV BUSHING CT'S 5a-LV CB 5a-LV CB 5a-LV CB 5b-LV CB 5b-LV CB 5b-LV CB CB SYNC ENBLE TP POSITION EDG LRMS/TRIPS OLTC MODE CB SYNC COMMND + TP RISE/LOWER EDG STRT EDG STOP + EDG FREQUENCY + EDG VOLTGE NOTES *** THREE SIMILR STTION TRNSRMER PROTECTION SYSTEMS TO BE SUPPLIED R THE THREE UNITS *** STTION TRNSRMER 1 LV CBLE IS IN SCOPE OF SUPPLY MIN STTION LV SWITCHBORD KEY Function may be implemented in the GSU transformer *50/51 -HV SIDE protection only for station transformer as detailed in the particular specifications (7..4.4)

6 KEY SPRE SPRE SPRE SPRE SPRE SPRE SPRE SPRE SPRE SPRE B METER B SYNCH IED STTION TX LT SUPPLY TX SPRE SPRE SPRE SPRE SPRE B ETHERNET SWITCH 1 LN 1 SPRE METER B SPRE SPRE ETHERNET SWITCH LN SPRE SYNCH IED EDG SPRE SPRE SPRE SPRE SPRE SPRE SPRE SPRE SPRE SPRE SPRE SPRE ETHERNET SWITCH 1B LN 1 STTION TX 1 STTION TX SPRE SPRE SPRE SPRE SPRE SPRE SPRE SPRE ETHERNET SWITCH B LN (aqua line) FIBRE OPTIC ETHERNET LINK / PORT SPRE IEE 80., IEC61850 ed1&, IEE1588V IEE 80., IEC61850 ed1&, IEE1588V IEE 80., IEC61850 ed1&, IEE1588V SPRE SPRE IEE 80., IEC61850 ed1&, IEE1588V (Green lines) SPRE SPRE SPRE SPRE COPPER STP ETHERNET LINK / PORT IEC COMMUNICTION GTEWY 1 PTP BOUNDRY CLOCK PTP BOUNDRY CLOCK IEC COMMUNICTION GTEWY SPRE SPRE SPRE SPRE SPRE SPRE SPRE SPRE SCD ETHERNET SWITCH 1 LN 1 (Employers equipment-not in scope) PTP STTION GRND MSTER CLOCK SCD ETHERNET SWITCH LN (Employers equipment-not in scope) GNSS RECEIVER PTP PRECISION TIME PROTOCOL (IEE1588 v) GNSS GLOBL NVIGTION STELLITE SYSTEM-TIME SYNC SIGNL STEP UP TRNSRMER TX TRNSRMER FIBRE OPTIC

7 WINNET OPC & WINNET - SCD NETWORK IS 95 LEVEL LN SCD WN ROUTER WINNET ROOM OPERTOR STTION 1 WINNET ROOM OPERTOR STTION OPC U & OPC D S (FUTURE) OPC U & OPC D S (FUTURE) OPC D &WINNET SCD DTBSE (DBS) 1 REMOTE SUPERVISORY /MONITORING INTERFCE & HISTORIN OPC D &WINNET SCD DTBSE (DBS) REMOTE SUPERVISORY /MONITORING INTERFCE & HISTORIN TCP OPC U & OPC D COMMUNICTION GTEWY 1 IEC METER B SYNCH IED STTION TX 1 STTION TX TCP OPC U & OPC D COMMUNICTION GTEWY IEC IEC PROTECTION NETWORK B METER SYNCH IED LT SUPPLY TX IS 95 LEVEL 1 LN TCP - PLNT NETWORK UNIT 1 COMMON UNIT MIN STTION UXILIRIES SWITCHBORD DUTY INCOMER MFM RESERVE INCOMER MFM TC UNIT -RS485 BUS BR VOLTMETER CB'S & MCCB'S SERIL DEVICE DIGITL CURRENT TRNSDUCERS B STTION TX B EDG KEY (Green lines) SCD NETWORK OPC & WINNET (Red lines) COTROL NETWORK TCP (qua lines) PROTECTION NETWORK IEC61850-GOOSE,MMS & SV

8 CORPORTE NETWORK S ND CLIENTS LRM WEB CLIENTS HRDWRE CORPORTE NETWORK IS 95 LEVEL 4 COPORTE LN HRDWRE B WINDOWS 01 R /016 WINDOWS 01 R /016 FIREWLL FIREWLL LRM CLIENTS WEB OPC U LRM LRM OPC U WEB EMIL SQL ODBC CLIENT LRM SYSTEM PROCESS LRM SYSTEM PROCESS ODBC CLIENT SQL OPC U CLIENT OPC U CLIENT SMS & HRDWRE FIREWLL SCD WN ROUTER IS 95 LEVEL DMZ SCD NETWORK UR POWER PLNTS CONFIGURTION SIMILR TO KMBURU TO BE IMPLEMENTED BY EMPLOYER WITH SOFTWRE PROVIDED BY THE CONTRCTOR OPC D S UNIT 1 KMBURU POWER PLNT LRM SYSTEM DT CQUISITION SYSTEM PCVUE OPC D SCD DTBSE (IO - PCVUE) UNIT SCD WN ROUTER UNIT COMMON HPE WINDOWS 01 R PLNT NETWORK / DEVICES HPE B REDUNDNT OPC D S (EXTERNL) IS 95 LEVEL LN IS 95 LEVEL 1 LN OPC D S UNIT 1 GITRU POWER PLNT SCD WN ROUTER LRM SYSTEM DT CQUISITION SYSTEM PCVUE OPC D SCD DTBSE (IO - PCVUE) UNIT PLNT NETWORK UNIT COMMON / DEVICES HPE WINDOWS 01 R IEC61850 GTEWY HPE B REDUNDNT OPC D S (EXTERNL) KEY (Light Orange line) CORPORTE/ENTERPRISE NETWORK- OPC,HTTP ND TCP/IP PROTOCOLS & REMOTE ROUTED TCP/IP (Green lines) SCD NETWORK OPC & WINNET (Red lines) COTROL NETWORK TCP (qua lines) PROTECTION NETWORK IEC61850-GOOSE,MMS & SV

9 NOTES *** SWITCHBORD DESIGN CONTINUOUS LOD IS 60 T 40 0 CELSIUS ND 415V *** THE RRNGEMENT OF S ND THE NUMBER OF DISTRIBUTION BUS BRS IN THIS DRWING IS R ILLUSTRTION PURPOSE-THE BIDDER WILL DESIGN TO MEET REQUIREMENTS *** THE NUMBER, RTING ND TYPE OF S S ILLUSTRTED IN THIS DRWING IS REQUIREMENT OF THE TENDER *** RTED OPERTING VOLTGE OF THE SWITCHBORD SHLL BE 4V C *** PHYSICL COMMUNICTION LINKS RE SHOWN (NOT LOGICL) *** MOTOR DOL STRTER MODULES MY CONTIN MOTOR MNGEMENT LER/RELY (MMC) REING,PNEL DIGITL MMETER ND CT S DETILED IN CLUSE Panel Digital Multifunctional meter Panel Digital mmeter E,P,Q,S,pf V, I, F,Φ COM FROM MIN STTION SWITCHBORD DUTY BUS SECTION LV POWER CBLES 1600,4VC,50K/1S utomatic Transfer controller/switch V1 8 TC V Φ F U FROM MIN STTION SWITCHBORD RESERVE BUS SECTION LV POWER CBLES 1600,4VC,50K/1S Panel Digital Multifunctional meter E,P,Q,S,pf V, I, F,Φ COM 81O S INTERFCING R DIGITL IO INTERFCE TO SCD (Optional as detailled in clause 8...9) TC CC V Panel Digital Voltmeter TC CC TCP ETHERNET-STP 50TD50G COM 50 50N TD50G COM 50 50N TCP ETHERNET-STP Panel Digital mmeter VENTILTION FN 1 CBLE SERIL DEVICE WITH INBUILT ETHERNET SWITCH RS 485 Panel Digital mmeter SPRE 50 CBLE Un-4 VC, In-800, Icw-50K/1s WTER TRETMENT 49 M 50G LCD PLNT DOL STRTER COM METER DEWTERING PUMP 1 DOL STRTER SPRE 6 CBLE IR CONDITIONING BORD CBLE Panel Digital mmeter VENTILTION FN CBLE POWER OUTLET 1 CBLE STREET & FLOOD 49 M 50G LCD LIGHTS DOL STRTER COM METER DEWTERING PUMP DOL STRTER UPS 1 CBLE & OFFICE BUILDING SUPPLIES 1-WY TPN DB 110V BTTERY CHRGER CBLE 50V BTTERY CHRGER CBLE GSU TRNSRMER 1 UX SUPPLIES CBLE 50 50N COM POWER OUTLET CBLE LIFT SUPPLY CBLE SPRE 15 CBLE SPRE 15 CBLE SHFT LIGHTING DOL STRTER SPRE KW DOL STRTER EDG & LT SUPPLY TRNSRMER UX SUPPLIES CBLE SPRE CBLE 49 M M E LCD 46 COM 86 METER 50G LCD 46 COM 86 METER DEWTERING PUMP DOL STRTER SPRE DEWTERING PUMP DOL STRTER GSU TRNSRMER UX SUPPLIES CBLE GSU TRNSRMER UX SUPPLIES CBLE UPS CBLE SPRE 6 CBLE UNIT MV SWITCHGER & STTION TX UX SUPPLIES CBLE UNIT 1 MV SWITCHGER & STTION TX UX SUPPLIES CBLE UNIT MV SWITCHGER & STTION TX UX SUPPLIES CBLE

10 110VDC SUPPLY FROM STTION BTTERY 1 110VDC SUPPLY FROM STTION BTTERY