Integrated natural gas treatment systems

Multilevel Pressure Reduction Unit incorporated into the gas supply system.

Specifications:

• Compressed medium — natural gas;
• Inlet gas pressure — 1.66...1.9 MPa (g);
• Outlet gas pressure — 0.2...0.3 MPa (g);
• Inlet gas temperature — -34...+50 °С;
• Outlet gas temperature — -10...+60 °С;
• Capacity — 108,000 Nm³/h.

Natural Gas Treatment Unit combined with a Gas Distribution Plant.

Specifications:

• Capacity — 85,000 Nm³/h;
• Equipment and gas pipelines design pressure — 5.4 MPa (g);
• Inlet gas pressure — 0.56…1.66 MPa (g);
• Inlet gas temperature — from -27 °C to +35 °C;
• Gas flow rate on the reduction unit — 900...16,700 Nm³/h;
• Gas offtake for the prospective consumers — 10,000 Nm³/h.

Equipment Configuration:

• Natural Gas Treatment Unit and Gas Distribution Plant block modules with full operational readiness complete with all necessary technological and engineering systems, including electric heating, ventilation, lighting, internal power supply, earthing, gas hazard monitoring, security alarm, fire alarm, lifting mechanisms, service platforms with stairs;
• Gas Distribution Plant, including pressure stabilization unit and pressure reduction unit for standby hot water boilers and the prospective consumers of the metallurgical treatment;
• Gas condensate tank, including thermal insulation, electric heating, service platforms with stairs;
• Cabinet-type equipment;
• ACS based on REGUL R500 controller.

Block-type gas distribution plant (GRPB-2a) is designed for solids removal, natural gas metering and pressure regulation.

Specifications:

• Design flow rate: up to 200,000 Nm³/h;
• Operation inlet pressure: up to 12 bar (g);
• Operation outlet pressure: 6 bar (g).

• Two DN500 PN16 natural gas cleaning lines;
• Three natural gas metering lines based on DN500 PN16 ultrasonic flow transducer + low flow gas line based on DN200 PN16 turbine flow meter;
• Three gas pressure reduction lines for power boilers DN400 PN16 -> DN500 PN16 based on Samson AG pilot-type gas pressure regulators.

• Medium — natural gas / syngas / mixed gas;
• Inlet pressure (natural gas) — 0.6 to 1.2 MPa (g);
• Inlet pressure (syngas) — 0.28 to 0.35 MPa (g);
• Outlet Pressure (mixed gas) — 2.7 to 2.8 MPa (g);

• Total flow rate (natural gas) — 106,200 Nm³/h;
• Total flow rate (mixed gas) — 124,400 Nm³/h.

• DN600 PN16 emergency shutdown (ESD) valve for natural gas;
• DN700 PN16 emergency shutdown (ESD) valve for syngas c/w analytic unit.

• Medium — natural gas;
• Inlet pressure — up to 9.8 MPa (g);
• Outlet pressure at start-up and heating plant — up to 0.15 MPa (g);
• Outlet pressure at power boilers — 0.15 MPa (g);
• Total flow rate — 69,000 Nm³/h.

• 3 x DN100 PN100 gas cleaning lines;
• 3 x DN100 PN100 commercial gas metering lines;
• 3 x DN100 PN100 gas heating lines for power boilers;
• 2 x DN50 PN100 / DN200 PN16 gas pressure reduction and electric heating lines to start-up and heating plant;
• 3 x DN100 PN100 / DN500 PN16 gas pressure reduction lines for power boilers.

• Medium — natural gas;
• Inlet pressure: 0.6…1.2 MPa (g);
• Total flow rate — 3,100 Nm³/h.

• 2 x explosion-proof electric gas heating lines;
• 2 x gas cleaning lines based on separator filters;
• 1 x commercial gas metering line with a bypass line based on Flowsic ultrasonic meters;
• 2 x gas pressure reduction lines;
• Container with utility systems, gas detection and fire extinguishing systems.

• Medium — natural gas;
• Gas pressure: up to 4.0 MPa (g);
• Total flow rate — 60,000 Nm³/h;
• Gas temperature: up to +60 °C.

• 1 x DN200 PN40 gas flow shutoff line based on fast-acting safety shut-off valve;
• 1 x DN200 PN40 technological gas metering line;
• 3 x DN200 PN40 fine natural gas cleaning lines with a stainless steel outlet.

• Medium — natural gas;

• Inlet pressure: up to 6.3 MPa (g);
• Pressure at the outlet to the boiler room — 0.06 MPa (g);
• Total flow rate — 2,800 Nm³/h.

• 2 x DN65 PN63 gas cleaning and technological metering lines;
• 2 x DN65/DN100 PN63/PN16 gas pressure reduction lines;
• The equipment is housed in a container with a self-contained heating system.

• Medium — natural gas;
• Inlet pressure — up to 1.6 MPa (g);
• Pressure at the outlet to the boiler room — 0.06 MPa (g);
• Total flow rate — 2,800 Nm³/h.

• 2 x DN65 PN16 gas cleaning and technological metering lines;
• 2 x DN65/DN100 PN63/PN16 gas pressure reduction lines;
• The equipment is housed in a container with a self-contained heating system.

• Medium — natural gas;
• Inlet pressure: up to 1.6 MPa (g);
• Total flow rate — 53,000 Nm³/h.

• 3 x DN200 PN16 cartridge filter-based primary and 3 x fine gas cleaning lines;
• 3 x DN200 PN16 separator filter-based primary and 3 x fine gas cleaning lines;
• 2 x DN300 PN16 commercial gas metering lines with a bypass line (for Z-control of metrological characteristics) based on Flowsic 600-XT ultrasonic meters with Siemens Microsam gas chromatograph and dew point analyzer.

• Medium — natural gas;
• Inlet pressure — up to 6.3 MPa (g);
• Total flow rate — 53,000 Nm³/h.

• 3 x DN200 PN63 cartridge filter-based primary and 3 x fine gas cleaning lines;
• 2 x DN300 PN63 gas metering lines with a bypass line (for Z-control of metrological characteristics) based on Flowsic600-XT ultrasonic meters with Siemens Microsam gas chromatograph and dew point analyzer;
• 2 x gas heating lines based on shell-and-tube heat exchangers and 2 x DN200 PN40 pressure stabilization lines.

• Medium — natural gas;
• Gas pressure — up to 4.0 MPa (g);
• Total flow rate — 60,000 Nm³/h;
• Gas temperature — up to +60 °C.

• 1 x DN200 PN40 gas flow shutoff line based on fast-acting safety shut-off valve;
• 1 x DN200 PN40 technological gas metering line;
• 3 x DN200 PN40 fine natural gas cleaning lines with a stainless steel outlet.

• Medium — natural gas;
• Inlet pressure — 1.2...6.3 MPa (g);
• Outlet pressure — 0.9 MPa (g);
• Total flow rate — 18,000 Nm³/h.

• 2 x DN200 PN63 fine gas cleaning lines;
• 2 x DN200/DN250 PN63/PN16 gas pressure reduction lines;
• The equipment is housed in a container with all utility systems.

• Medium — natural gas;
• Inlet pressure — up to 6.3 MPa (g);
• Outlet pressure — up to 4.0 MPa (g);
• Total flow rate — 350,000 Nm³/h.

• 2 x DN500 PN63 switching valve lines;
• 3 x DN350 PN63 filtration lines;
• 3 x DN350 PN63 commercial gas metering lines; including DN100 PN63 low flow line with flow chromatography and dew point analysis;
• 2 x DN250 PN63 gas heating lines.

• Medium — natural gas;
• Inlet pressure — up to 4.0 MPa (g);
• Outlet pressure to GTU — 2.7 to 3.0 MPa (g);
• Total flow rate — 100,000 Nm³/h.

• 2 x DN250/DN300 PN63 pressure stabilization lines based on pilot-type pressure regulators;
• 3 x DN200 PN63 fine gas cleaning lines upstream of GTU with stainless steel outlet.

• Medium — natural gas;
• Gas pressure — 4.65 to 6.3 MPa (g);
• Design flow — 36,000 Nm³/h;
• Gas temperature — up to +80 °C.

• 2 x DN150 PN63 coalescer-based fine natural gas cleaning lines with piping and stainless steel fittings;
• Support structures, service platforms;
• Cabling to terminal boxes.

• Medium — natural gas;
• Gas pressure — 4.65 to 6.3 MPa (g);
• Design flow — 36,000 Nm³/h;
• Gas temperature — up to +80 °С.

• 2 x DN150 PN63 coalescer-based fine natural gas cleaning lines with piping and stainless steel fittings;
• Support structures, service platforms;
• Cabling to terminal boxes.

• Medium — natural gas;
• Inlet pressure — up to 2.5 MPa (g);
• Outlet pressure to the boiler room — 0.2 MPa (g);
• Total flow rate — 35,000 Nm³/h.

• 2 x DN200 PN25 gas cleaning, heating and technological metering lines;
• 2 x DN200/DN600 PN25/PN16 gas pressure reduction lines.

• Medium — natural gas;
• Inlet pressure — up to 2.5 MPa (g);
• Total flow rate — 128,000 Nm³/h.

• 2 x DN350 PN25 gas metering lines based on Flowsic600 ultrasonic flowmeters;
• 3 x DN200 PN25 fine natural gas cleaning lines with stainless steel outlet;
• Ground heat-insulated gas condensate tank.

• Medium — natural gas;
• Gas pressure — up to 6.3 MPa (g);
• Gas temperature — up to +110 °С;
• Total flow rate — 34,000 Nm³/h.

• 2 x DN100 PN63 coalescer-based fine natural gas cleaning lines with piping and stainless steel fittings;
• Support structures;
• Service platforms;
• Cabling to terminal boxes. Pressure control, discharge, connection piping.