Page 20 - Industrial plants

The core of the package is an API619, single stage
Tail gas treatment oil-flooded screw compressor. Oil carryover in the
The new gas compression unit receive tail gas – a gas compressed gas is dramatically reduced into several oil
mixture composition with up to ~70% hydrogen - from separation stages to reach 1 ppm of oil content.
the PSA System and is the key to stabilize operating
pressure in the PSA. Hydrogen-rich gas from the PSA The compressor is fully packaged in a multi-skid
at almost atmospheric pressure is compressed up philosophy. The gear multiplier between compressor
to 6,7 bar(g) and then cooled down to 40°C before and 1.3 MW electric motor to increase flow capacity
returning to the refinery’s network. and the complete oil circuit with all necessary
redundancies typical of refineries are all skid-mounted
with the highest degree of preassembly.
“The core of the package is an We had to remove some parts to allow shipment of the
API619, single stage oil-flooded same and arrive to a final dimension of 12m (L) x 3,28

screw compressor m (W) x 4,7 m (H). See figures before and after
disassembly done in workshop:

BEFORE

AFTER

INDUSTRIAL PLANTS - May 2023
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