GAIL Gas Limited Tender

DESIGN, SUPPLY, INSTALLATION, TESTING AND COMMISSIONING OF LNG STORAGE FACILITY ALONG WITH LNG DISPENSING FACILITY AT KOSIKALAN

GROUP-A SUPPLY OF LNG STORAGE FACILITY ALONG WITH LNG DISPENSING FACILITY AT KOSIKALAN Scope includes system design, development of P&ID, piping layout, GAD, in line with PESO rules/ design basis/other applicable guidelines. Scope also includes but is not limited to design, engineering, procurement of materials, inspection,Testing, fabrication,installation, painting and supply of LNG equipments as mentioned below:-

1) 1 No. 56 KL capacity double-walled vacuum insulated / multi layer super insulated cryogenic LNG storage tank along with all associated equipment piping, instruments and control system & valves. NOTE:- 1) Tank shall be std. features with top/bottom fill lines and should be dual saftey relief system. 2) Tank design pressure should be 16 bar(g). 3) Stainless steel primary valves along SS piping. 4) stainless steel vent stack to suitable height with flame arrester requirements as per OISD/PNGRB/PESO norms. 5) Durable, Epoxy Based, Polyurethane Finish painting as per standrads suitable for cryogenic applications. 6) vaccume jacketed piping system 7) Pneumatic emergency shut off valves. 8) Tank size should be Approx. (H-12mtr.* D-3.2 Mtr), however vendor shall suitably size the tank capacity based considering with vapor volume fractions accordingly. 9) LNG filling line, Vapor return line & a recirculation line with adequate instrumentation should be consider. 10) In case of non-availability of flare system, the discharge from safety valve shall be vented to atmosphere at a safe location minimum at an elevation of 3 meter above the nearest working platform for effective dispersion of hydrocarbons as per PNGRB/PESO guidelines. 11) Tank should be designed as per ASME SEC-VIII Div. I/ EN13458-2/ PED/NFPA-59A/ other inetrnational code & U stamp type. 12) Epoxy Based, Polyurethane Paint Finish as per paint specification suitable for cryogenic vessel application. 13) The Liquefied Natural gas is stored at about –159°C to –168 °C. LNG tanks are required to be designed to ensure proper liquid retention, gas tightness, thermal insulation and environment safety.