US 11,896,928 B2
Integrated heat management systems and processes for adsorbed natural gas storage facilities
Mohammed Alhashim, Dhahran (SA); Calogero Migliore, Dhahran (SA); Yuguo Wang, Dhahran (SA); Rashid Othman, Dhahran (SA); and Ahmad Bahamdan, Dhahran (SA)
Assigned to Saudi Arabian Oil Company, Dhahran (SA)
Filed by Saudi Arabian Oil Company, Dhahran (SA)
Filed on Apr. 13, 2023, as Appl. No. 18/299,741.
Application 18/299,741 is a division of application No. 17/144,783, filed on Jan. 8, 2021, granted, now 11,684,888.
Prior Publication US 2023/0241544 A1, Aug. 3, 2023
Int. Cl. B01D 53/04 (2006.01); F25B 17/08 (2006.01); F25B 27/00 (2006.01)
CPC B01D 53/0438 (2013.01) [B01D 53/0462 (2013.01); F25B 17/08 (2013.01); F25B 27/007 (2013.01); B01D 2253/102 (2013.01); B01D 2253/108 (2013.01); B01D 2253/112 (2013.01); B01D 2256/24 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A system for heat exchange during gas adsorption and desorption cycling, the system comprising:
a gas adsorption unit, the gas adsorption unit in fluid communication with a cooling loop adapted to cool adsorbent material of the gas adsorption unit during an adsorption cycle, and in fluid communication with a heating loop adapted to heat the adsorbent material of the gas adsorption unit during a desorption cycle, where the adsorbent material is selected from the group consisting of: activated carbon, zeolites, membranes, metal organic frameworks, and combinations of the same, wherein the cooling loop maintains the temperature of the adsorbent material between about 25° C. and about 45° C. and where the heating loop maintains the temperature of the adsorbent material between about 45° C. and about 55° C.;
a heat pump, wherein the heat pump is adapted to remove heat from the cooling loop and provide the removed heat to the heating loop;
a first insulated storage tank to store chilled working fluid for the cooling loop; and
a second insulated storage tank to store heated working fluid for the heating loop.