150 patents
Utility
Hot Gas Defrost Using a Work Recovery Device
11 Jan 24
A refrigeration system comprises a gas cooler, a flash tank, a work recovery device located downstream from the gas cooler, one or more evaporators unit located downstream from a second outlet of the work recovery device, and a controller communicatively coupled to the work recovery device.
Saravana Vaithilingam Sakthivel
Filed: 5 Jul 22
Utility
Automatic cleaning of adiabatic condenser cooling pads
9 Jan 24
An adiabatic cooling system includes a condenser coil and one or more adiabatic pads positioned such that intake air for the adiabatic cooling system passes through the pads prior to contacting the condenser coil.
Karthick Kuppusamy
Filed: 10 Jun 21
Utility
Hot Gas Defrost Using Medium Temperature Discharge Gas
21 Dec 23
A refrigeration system includes evaporators, one or more medium temperature compressors, and a three-way valve positioned downstream from the one or more medium temperature compressors.
Shitong Zha
Filed: 20 Jun 22
Utility
Hot Gas Defrost System Using Hot Gas from Low Temperature Compressor
21 Dec 23
A refrigeration system includes at least one low-temperature evaporator, at least one medium-temperature evaporator, one or more low-temperature compressors, and one or more medium-temperature compressors.
Shitong Zha
Filed: 20 Jun 22
Utility
Hot Gas Defrost Using Low Temperature Compressor Discharge Gas and Auxiliary Flash Tank
21 Dec 23
A refrigeration system includes a controllable valve positioned downstream from one or more low-temperature compressors.
Shitong Zha
Filed: 20 Jun 22
Utility
Hot Gas Defrost Using Fluid from High Pressure Tank
21 Dec 23
A refrigeration system includes pressure-regulating valve positioned between two flash tanks and a heat exchanger is positioned downstream from a medium temperature compressor.
Shitong Zha
Filed: 20 Jun 22
Utility
Cooling system with oil return to accumulator
5 Dec 23
A cooling system drains oil from low side heat exchangers to vessels and then uses compressed refrigerant to push the oil in the vessels back towards a compressor.
Shitong Zha, Augusto Zimmermann
Filed: 27 Mar 23
Utility
Hot gas defrost using dedicated low temperature compressor discharge
28 Nov 23
A refrigeration system includes a dedicated defrost-mode compressor that delivers high pressure, high temperature refrigerant to one or more evaporators to defrost the evaporators.
Saravana Vaithilingam Sakthivel, Karthick Kuppusamy
Filed: 3 Sep 21
Utility
Adiabatic cooling system with mist chamber
7 Nov 23
An adiabatic cooling system includes a condenser coil and at least one mist chamber positioned around the condenser coil such that at least a portion of intake air for the adiabatic cooling system passes through the mist chamber prior to contacting the condenser coil.
Karthick Kuppusamy, Sangameshwaran Sadhasivam
Filed: 29 Apr 22
Utility
Cooling system
7 Nov 23
An apparatus includes a high side heat exchanger, a heat exchanger, a flash tank, a first expansion valve, a second expansion valve, a load, a first compressor, and a second compressor.
Shitong Zha
Filed: 8 Jul 21
Utility
Adiabatic Cooling System with Mist Chamber
2 Nov 23
An adiabatic cooling system includes a condenser coil and at least one mist chamber positioned around the condenser coil such that at least a portion of intake air for the adiabatic cooling system passes through the mist chamber prior to contacting the condenser coil.
Karthick Kuppusamy, Sangameshwaran Sadhasivam
Filed: 29 Apr 22
Utility
Thermal storage of carbon dioxide system for power outage
31 Oct 23
A system includes a flash tank and a thermal storage tank.
Shitong Zha, Fardis Najafifard, Xi Sun
Filed: 12 Jul 22
Utility
Pulsing adiabatic gas cooler
31 Oct 23
A method by a controller of a cooling system includes calculating a difference between a first temperature of ambient air and a second temperature of pre-cooled air.
Fardis Najafifard
Filed: 9 Feb 23
Utility
Sliding Drain Pans for Cooling Units
14 Sep 23
In one instance, a cooling unit for use as an aspect of a cooling system includes a cabinet having a plurality of panels and having an interior, a front face with a fan aperture formed in the front face, and a bottom panel.
Karthick Kuppusamy, Vignesh Thiyagarajan
Filed: 19 May 23
Utility
Thermal storage of carbon dioxide system for power outage
12 Sep 23
A system includes a high side heat exchanger, a flash tank, a first load, a second load, and a thermal storage tank.
Shitong Zha, Fardis Najafifard, Xi Sun
Filed: 12 Jul 22
Utility
Cooling System with Oil Return to Oil Reservoir
7 Sep 23
A cooling system drains oil from low side heat exchangers to vessels and then uses compressed refrigerant to push the oil in the vessels back towards a compressor.
Shitong Zha, Augusto Zimmermann
Filed: 11 May 23
Utility
Cooling System with Oil Return to Accumulator
27 Jul 23
A cooling system drains oil from low side heat exchangers to vessels and then uses compressed refrigerant to push the oil in the vessels back towards a compressor.
Shitong Zha, Augusto Zimmermann
Filed: 27 Mar 23
Utility
Sliding drain pans for cooling units
4 Jul 23
In one instance, a cooling unit for use as an aspect of a cooling system includes a cabinet having a plurality of panels and having an interior, a front face with a fan aperture formed in the front face, and a bottom panel.
Karthick Kuppusamy, Vignesh Thiyagarajan
Filed: 2 Jul 20
Utility
Cooling system with oil return to oil reservoir
4 Jul 23
A cooling system drains oil from low side heat exchangers to vessels and then uses compressed refrigerant to push the oil in the vessels back towards a compressor.
Shitong Zha, Augusto Zimmermann
Filed: 28 May 22
Utility
Cooling system with flexible evaporating temperature
23 May 23
A cooling system implements various processes to improve efficiency in high ambient temperatures.
Shitong Zha
Filed: 5 Apr 22