GC 7000 - Annexure B - Technical Specification 16 08 18[00]..Docb - 1
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THE ISRAEL ELECTRIC CORP. Ltd. SPEC.: GC-7000 Engineering Projects Group ISSUE: FOR PROPOSAL Engineering Division DATE: 16/08/2018 [00] OROT RABIN POWER STATION - UNIT 70 TECHNICAL SPECIFICATION FOR SINGLE SHAFT COMBINED CYCLE UNIT 600-630 MW/UNIT NET @ SITE CONDITIONS Table of content for annexure "B": 1. PURCHASER: 2. NAME OF PROJECT 3. LOCATION OF PROJECT 4. SCOPE 4.1 Project Description 4.2 Scope of Supply 4.3 Special Equipment, Tools and Instruments 4.4 Contractor Services 4.5 Contractor’s Scope of Design 4.6 Work by Others (Facilities and Services to be provided by the Purchaser) 5. TERMINAL POINTS AND TERMINAL CONNECTIONS 6. CYBER SECURITY SAFEGUARD REQUIREMENTS FOR CONTROL AND DATA ACQUISITION SYSTEMS IN IEC FACILITIES. 7. QUALITY ASSURANCE AND QUALITY CONTROL 8. STANDARDS AND SUPPLEMENTS 9. TECHNICAL DOCUMENTATION 10. TECHNICAL REQUIREMENTS 11. TESTS AND INSPECTIONS 12. PACKAGING & DELIVERY 13. STORAGE & HANDLING 14. NAMEPLATE & MARKING 15. NOTES 16. SPECIAL REQUIREMENTS GC 7000 - Annexure B - Technical Specification 16_08_18[00]..docB - 1 THE ISRAEL ELECTRIC CORP. Ltd. SPEC.: GC-7000 Engineering Projects Group ISSUE: FOR PROPOSAL Engineering Division DATE: 16/08/2018 [00] OROT RABIN POWER STATION - UNIT 70 TECHNICAL SPECIFICATION FOR SINGLE SHAFT COMBINED CYCLE UNIT 600-630 MW/UNIT NET @ SITE CONDITIONS 1. PURCHASER: The Israel Electric Corporation Limited (I.E.C). 2. NAME OF PROJECT: Orot Rabin, Unit 70. 3. LOCATION OF PROJECT: Near the Mediterranean Sea coast of Israel, north east of the existing Orot Rabin P. Station, unit 6 4. SCOPE The scope of work includes Engineering, Equipment and services for the sea water cooled Single shaft combined cycle unit. 4.1 Project description Due to ongoing growth in electrical consumption, Israel Electric Co. started a process of purchasing a new combined cycles unit, which will be called unit "70" and will be located at exiting Orot Rabin Power Station (north to unit 6). The exiting Orot Rabin site contains 4x350MW (1-4) and 2x575MW (5-6) coal fire units. Units 5-6 are equipped with FGD & SCR systems. For general arrangement see attached drawing supplement 8.9.1.21. This project will be performed in one stage continuously and shall include: Engineering, Procurement, Construction and commissioning of one single shaft combined cycle unit H / J class technology with output of 600-630 MW / unit (Net) & efficiency above 60.5% (Net) @ site conditions. The unit shall be designed as dual fuel, Main fuel - Natural Gas, Secondary fuel - Fuel Oil #2. The unit will be cooled by sea water, pump house of unit 1-4 will be used instead of build a new pump house, equipment will be replaced by new one. 2 THE ISRAEL ELECTRIC CORP. Ltd. SPEC.: GC-7000 Engineering Projects Group ISSUE: FOR PROPOSAL Engineering Division DATE: 16/08/2018 [00] Contractor shall optimize his design according to purchaser's input data, coordinate (Gas turbine, steam turbine, Generator, Condenser, HRSG and B.O.P) with the gas turbine manufacturer regarding start-ups, shut-down, blow off etc. contractor shall design his supplied equipment according to this specification in order to provide the highest capacity and efficiency as possible Electric System: The unit will be connected to the unit local 161kV switch yard and to the 161kV grid through units 3&4 existing 161kV Switchgear. The connections between the 161kV local switch yard and to the units 3&4 existing 161kV Switchgear will be made by cables. Gas will be supplied from the south existing lines and additional new line will be build, PRMS will be located in the south of the site. The equipment and the configuration at the different system levels shall ensure an intrinsic high level of reliability, availability stability and maintainability in case of various inner and outer faults. 4.2 Scope of supply The scope of work shall include, but shall not be limited to the following: Within the scope of engineering and supply the contractor shall, as applicable, design, develop, engineer, manufacture, preserve, assemble, tune, shop and site tests, pack and furnish with export packing the following: 4.2.1 Basic Scope of Engineering, supply and services: 4.2.1.1 Mechanical Main Equipment 4.2.1.1.1 One set of Gas and steam Turbo-generator in a single shaft train including at least and shall not be limited to the following systems: a. gas system b. Fuel Gas & Fuel Oil system c. Automusing air system (if required) d. Purge air OR water system purging e. Air inlet system without power augmentations (evaporator and chiller not included). f. Air processing unit for air inlet filters. 3 THE ISRAEL ELECTRIC CORP. Ltd. SPEC.: GC-7000 Engineering Projects Group ISSUE: FOR PROPOSAL Engineering Division DATE: 16/08/2018 [00] g. Control air / instrument air system. h. Dry low NOx system for N.G firing and wet low NOx system for DO firing with Water injection system i. Co2 firefighting system for gas turbine j. Compressor water washing system including drain tank k. Turning Gear system l. Clutch system m. Vacuum breaker system n. Cooling water system - Common for GT and S.T o. external Steam Drain system p. water-cooled generator q. Auxiliary system r. Lubrication and control oil system - Common for GT and S.T s. Steam Seal System t. Common Hydraulic Power unit for GT and S.T u. Oil Flushing system, Hydrotest procedure, Acid Cleaning procedure, blow out procedure and all blind flanges and valve inserts required for mentioned procedure. v. Vibration sensors, monitoring systems and diagnostic system w. Complete bypass systems (H.P, I.P & L.P.) x. Steam turbine (internal) drain system y. Exhaust hood cooling system z. Fire Protection and detection System aa. Electrical heater for sealing steam superheating. bb. Instrumentation and control system cc. Vibration sensors and turbine monitoring and diagnostic systems dd. Supports parts and embedded parts, anchor bolt ee. GT and ST enclosures with HVAC system including fire protection system ff. Acoustic & Thermal Insulation and Insulation Protection gg. Two (2) main cranes including rails for the turbines hall (according to attached technical specification). hh. Water steam cycle systems, piping, accessories and supports (springs and hangers, auxiliary steel). 4 THE ISRAEL ELECTRIC CORP. Ltd. SPEC.: GC-7000 Engineering Projects Group ISSUE: FOR PROPOSAL Engineering Division DATE: 16/08/2018 [00] Water steam systems as MS, HR, CR, FW, LP & CD will be according to purchaser's design. The piping will be supplied as spools. ii. Water steam cycle systems manual and control valves and drains valves 4.2.1.1.2 One Horizontal Heat Recovery Steam Generator (HRSG). a. High pressure super-heater, evaporators, steam drum with all necessary internals steam purification system, high temperature economizers and low temperature economizer. b. Intermediate pressure super-heater, evaporator, steam drum with all necessary internals steam purification system, high and low temperature economizers. c. Low pressure super-heater, evaporator, steam drum with all necessary internal steam purification system d. Intermediate pressure reheater. e. Condensate preheater (if applicable). f. Interconnecting piping between the heat transfer sections, drums and circulating system shall include stop valves, control valves, non-return valve, other valves, accessories, supports and hangers. The Interconnecting piping & internal links between modules will be supplied by spool ready for erection according to drawing. The spool shall be pre-fabricated on shop (preparation, cutting and beveling in two ends). The external large bore pipes (above 2 inch) will be supplied by spool ready for erection according to drawing. The spool (external pipes) shall be pre-fabricated on shop (preparation, cutting and beveling in one end). In Addition, contractor will supply 5% spare piping of any material and any diameter. g. Complete boiler trim, including safety valves with silencers, sample valves, chemical dosing valves, water columns with gauge assembly(ies), non-return valves, blow-down valves, feed water stop and check valves, feed water control valves and bypasses, vent and drain valves. HP and RH control temperature system including for each one inter stage and final Attemperators with all required instruments. h. Boiler casing and outlet duct with the required stiffeners, insulation, liner plate, lagging flow vanes (if applicable), access man ways and expansion joints. 5 THE ISRAEL ELECTRIC CORP. Ltd. SPEC.: GC-7000 Engineering Projects Group ISSUE: FOR PROPOSAL Engineering Division DATE: 16/08/2018 [00] i. Boiler outlet duct and outlet stack 80m high, including stack damper, EPA test ports, Continuous Emission Monitoring system (CEMS) and sampling equipment. The stack shall be self-supporting. j. Platforms, ladders (where approved) and stairs for access to the HRSG (drums, deaerator, stack test ports, inspection doors, gauges, vents, relief valves, valves, etc.). k. Structural steel for the support of the boiler, ductwork, piping (including Purchaser's piping and supports), valves and all other items within the scope of supply. Structure steel shall be designed to allow tubes replacement. The Aux. steel for cable trays and pipe support shall be provided by the contractor. l. All external thermal insulation and lagging for the piping, piping accessories and equipment supplied (materials will be supplied loose). m. All internal thermal insulation ceramic or fiber lining and lagging (stainless steel lagging) for the boiler and ducts (shop assembled). n. Provisions for deaerator mounting and platforms between HRSG and deaerator (The deaerator shall be mounted on HRSG structure steel). o. Bundle supporting system (including tube sheets, rods, etc. as applicable) and bundle hanging in case of a vertical boiler. p. HRSG instrumentation. q. Continuous Emission Monitoring system. r. General: - The system for monitoring emission on stack shall be according to European standard EN 14181: "Stationary source emission – quality of automated measuring systems" - All analyzers should be of the same type - point in situ or extractive principle - All measurements shall be on dry basis.