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SIAD Macchine Impianti new API 618 process gas compressors range. Product range (page 1 of 2). Scope Reciprocating horizontal balanced compressors Maximum power : up to 1.500 kW Maximum Pressure : 350 bar Maximum Capacity : 60.000 m 3 /h . Product range (page 2 of 2).
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SIAD Macchine Impianti new API 618 process gas compressors range
Product range (page 1 of 2) Scope Reciprocating horizontal balanced compressors Maximum power : up to 1.500 kW Maximum Pressure : 350 bar Maximum Capacity : 60.000 m3/h
Compressor configuration Balanced, opposed 2 C.R. horizontal Balanced, opposed 4 C.R. horizontal
HPX model Max 1000 kW - Max rod loading : 115.000 N 2 to 4 connecting rods
HD model Max 1 500 kW - Max rod loading : 207.000 N 2 to 4 connecting rods
Operational data (page 1 of 2) Compressed gas : All gases Gas inlet dew point : Bone dry Nitrogen Gas inlet temperature : successful experience up to -150°C (-238°F)
Operational data (page 2 of 2) Specialisation in oil free Number of stages : up to 6 Outlet pressure : - 100 bar (1450 psi) in oil free application - 200 bar (2900 psi) with mini lubrication and PTFE type rings - 350 bar (5000 psi) with full lubrication and metal rings Minimum pressure ratio : around 1.2
Process Gas Compressor Typical cross-section
Crankcase/Crankshaft Crankshaft are made of forged steel with built-in counterweights, for medium and high powers. SIAD Macchine Impianti can carry out the finite element calculations as well as the torsional analysis of the shaft-line.
Bearings • Specific design of TWIN BEARING at flywheel • side • Advantages: • limits the crankshaft • deformation • avoid high stress on • bearings and crankshaft
Cylinders A range of more than 200 models. The result of a large experience. Material : cast iron or steel They are with or without liners. They are water cooled.
Piston and Piston rod Designed for optimum balancing of rod load. Piston materials adapted to gas composition. Piston rod special treatments/coatings possible : * Plasma and detonation techniques. * Induction hardening.
Piston rod Hydraulic tightening on crosshead for medium and high power
Piston rod packings Multipieces rings in individual casings. Floating elements are metallic (lubricated) or PTFE (oil free or mini lub). Automatic compensation of wear clearance. Possible venting buffer gas (N2), lubrication and direct cooling.
Valves SIAD Macchine Impianti is extremely strict in selecting automatic valves a/c to the process (valve dampening, gas speed, power losses, materials). The valve assembly is designed to make impossible any inversion between the inlet and the outlet. Direct or reverse unloaders.
Distance piece Our process compressors are designed to avoid impossible any introduction of oil into the cylinders and gas into the crankcase. Double compartment distance pieces - intermediate packing - wiper packing rings - oil slinger
Crossheads Crosshead moves in a lubricated guide that can be easily dismantled. For medium and high power, it is fitted through removable shoes.
Capacity steps Capacity control (page 1 of 2) A wide variety of capacity controls systems allows to adapt compressors to the real operating conditions. 1. Stepped control by suction valve unloading piloted by the outlet pressure 2. Progressive capacity control (action on inlet valves) 3. By-pass capacity control 4. Additional clearance pocket
Capacity control (page 2 of 2) 5. Capacity control by additional clearance pocket * manual * automatic - local control - remote control
Oil circuit-frame oil lube system - Main oil pump driven by crankshaft - Prelube pump for starting and stand by - Design conform to API 618
SIAD MI Typical Piping and Instrumentation Diagram (page 1 of 4)
SIAD MI Typical Piping and Instrumentation Diagram (page 2 of 4)
SIAD MI Typical Piping and Instrumentation Diagram (page 3 of 4)
SIAD MI Typical Piping and Instrumentation Diagram (page 4 of 4)
Hydrogen (page 1 of 4) Customer :FOSTER WHEELER France Destination : Total Martinique Model : 1 EHPX2GT Gas :Hydrogen+H2S Inlet Pressure : 52.9 bar Discharge Press. : 65.6 bar Capacity : 12.724 Nm3/h Power : 320 kW
Hydrogen (page 2 of 4) Customer : FOSTER WHEELER France Destination : Total Martinique Model : 2 EHPX 2 GT Gas : Hydrogen + H2S Inlet pressure : 19 bar Discharge Pres: 65.6 bar Capacity : 2.461 Nm3/h Power : 220 kW
Hydrogen (page 3 of 4) Customer : GOLMUD Refinery China Model : 1 EHPX 2 GTML Gas : Hydrogen + H2S Inlet pressure : 13 bar Discharge pressure : 20 bar Capacity : 15.600 Nm3/h Power : 420 kW
Hydrogen (page 4 of 4) Cust. CPTDC China Destination : Sudan Model : 3 EHPX4 GTML Gas : H2 Inlet press. : 5 bar Outlet pressure : 88 bar Capacity : 2.255 Nm3/h Power : 350 kW
Natural Gas Customer : SHANGHAI GAS Model : 2 EHD 2 GT Gas : methane gas peak shaving unit Inlet: 5.38 to 6 bar Disch : 52.7 bar Capacity : 4200kg/h Power : 560 kW
Fluel Gas Customer : SERETE Destination : France Model : 1 EHP 2 GT 175 (3 units) Gas : Natural gas Capacity : 12 685 m3/h Inlet press. : 16 to 24 bar Discharge press. : 47 bar Power : 400 kW - 5500 V
Ethylene Customer : TECHNIP Destination : Malaysia Model : 4HPX 4 GT Gas : Ethylene, Ethane, Butene Inlet pressure : 1.2 bar Discharge pressure : 21.6 bar Capacity : 1.970 Nm3/h
Flare Gas Customer : PROSER Destination : ADNOC, Abu Dhabi Model : 2EHPX2 Gas : flare gas with H2S Capacity : 4.302kg/h Inlet press. : 3,94 kg/cm2 Discharge pressure : 12,5 kg/cm2 Power : 280 kW