US 12,372,282 B2
Apparatus and systems for separating phases in liquid hydrogen pumps
Ernst Stautner Wolfgang, Niskayuna, NY (US); and Constantinos Minas, Slingerlands, NY (US)
Assigned to General Electric Company, Evendale, OH (US)
Filed by General Electric Company, Schenectady, NY (US)
Filed on Aug. 31, 2022, as Appl. No. 17/900,499.
Prior Publication US 2024/0068720 A1, Feb. 29, 2024
Int. Cl. F25B 41/40 (2021.01); B01D 19/00 (2006.01); B01D 39/20 (2006.01); F17C 1/00 (2006.01)
CPC F25B 41/40 (2021.01) [B01D 19/0031 (2013.01); B01D 19/0063 (2013.01); B01D 39/2027 (2013.01); F17C 1/00 (2013.01); F17C 2205/0338 (2013.01); F17C 2205/0355 (2013.01); F17C 2205/037 (2013.01); F17C 2221/012 (2013.01); F17C 2223/0161 (2013.01); F17C 2227/0135 (2013.01); F17C 2250/0434 (2013.01); F17C 2250/0626 (2013.01); F17C 2265/017 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A cryogenic pump system comprising:
a cryogenic liquid tank;
a cryogenic pump including a suction adapter, the suction adapter connected to the cryogenic liquid tank via a liquid supply line and a gaseous return line;
a phase separator connected downstream of the cryogenic liquid tank and upstream of the cryogenic pump, the phase separator including a filtration structure integrated into the liquid supply line to separate vapor from cryogenic liquid, the phase separator connected to the gaseous return line to direct the vapor to the cryogenic liquid tank, the gaseous return line including a first portion connected to the cryogenic liquid tank, a second portion connected to the phase separator and the first portion, and a third portion connected to the suction adapter and the first portion;
a gaseous tank connected to the second portion via a first regulator valve and connected to the third portion via a second regulator valve; and
a first pressure sensor in the cryogenic liquid tank, a second pressure sensor in the second portion, and a third pressure sensor in the third portion.