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| Number | Title | Issue Date |
| 7823398 | Compressor/expander of the rotating vane type Improvements to a rotating-vane integral compressor/expander are outlined to significantly improve efficiency. A method to simply achieve variable-flow operation is also described. ... | 11/02/2010 |
| 7757503 | Gas pressure reducer, and an energy generation and management system including a gas pressure reducer A gas pressure reducer comprising at least one gas expansion device for allowing the gas to expand and thereby reduce in pressure, and at least one means for raising the temperature of the gas in the vicinity of the gas expansion device and wherein the means for rai... | 07/20/2010 |
| 7757502 | RAM fan system for an aircraft environmental control system An environmental control system includes a RAM air fan system downstream of a respective heat exchanger in the relatively high temperature RAM exhaust. The RAM air fan includes a RAM air fan electric motor such that the RAM air fan is driven at a speed independent o... | 07/20/2010 |
| 7578136 | Integrated power and pressurization system An integrated power and pressurization management system supplies electrical power and cabin pressurization and cooling air during both airborne and ground operations. The system includes an integral auxiliary power unit (APU) that has a compressor, a motor-generato... | 08/25/2009 |
| 7434414 | Refrigeration apparatus A refrigerant circuit (10) of a refrigeration apparatus is filled up with carbon dioxide as a refrigerant. In the refrigerant circuit (10), a first compressor (21) and a second compressor (22) are arranged in parallel. The first compresso... | 10/14/2008 |
| 7360371 | Refrigerating device comprising an evacuatable storage compartment A refrigerating device including a hollow-walled housing surrounding a first and a second storage compartment. A vacuum pump is controllably connected via a suction line to the hollow chamber of the housing and to one of the storage compartments. The pump is control... | 04/22/2008 |
| 7337623 | Fuzzy-logic based controller to regulate aircraft temperature Temperature regulation by means of a PID regulation method can be associated with disadvantageous oscillations, overshooting and long control times. According to an exemplary embodiment of the present invention, during temperature regulation of a space, non-linear f... | 03/04/2008 |
| 7334423 | Dual mode condensing cycle An air conditioning system is provided that includes first and second turbines and a compressor. The second turbine is in fluid communication with a pack outlet. A passage fluidly connects the first turbine and the pack outlet. A valve is associated with the passage... | 02/26/2008 |
| 7334428 | Cooling system for a rotary screw compressor A compressor system has a compression stage, a coolant circuit and a refrigerant circuit. The compression stage compresses ambient air and generates compressed air and heat. A coolant removes heat from the compression stage and the heat is transferred from the coola... | 02/26/2008 |
| 7331383 | Shore power system including a HVAC system A shore power HVAC system for a vehicle is provided. The vehicle has a vehicular HVAC system with an engine compressor, a condenser, and an expansion valve and an evaporator coupled to each other in series by a plurality of conduits. The shore power HVAC system incl... | 02/19/2008 |
| 7322202 | Electric motor driven supercharger with air cycle air conditioning system An inventive air conditioning system includes an air conditioning pack for receiving pressurized air and converting the pressurized air into conditioned air for an aircraft. Pressurized air is provided by a compressed air supply system that is fluidly connected to t... | 01/29/2008 |
| 7322203 | Device for supplying preconditioned air to an aircraft on the ground A device (10) for supplying preconditioned air to an aircraft on the ground, comprises a compressed air inlet (16) and a compressed air hose (34) having a first end connected to the compressed air inlet (16) and an opposite second end for... | 01/29/2008 |
| 7305842 | Environmental control system and method for an aircraft An environmental control system for an aircraft having an air pump that is powered by bleed air from an engine of the aircraft. Although the air pump is powered by engine bleed air, the air pump draws ambient fresh air from outside the aircraft, compresses the fresh... | 12/11/2007 |
| 7287582 | Shore power system including a HVAC system A shore power HVAC system for a vehicle is provided. The vehicle has a vehicular HVAC system with an engine compressor, a condenser, and an expansion valve and an evaporator coupled to each other in series by a plurality of conduits. The shore power HVAC system incl... | 10/30/2007 |
| 7257956 | Cooling apparatus A cooling apparatus configured such that a cooling body provided with heat-dissipating plates is pressed against a device to which a socket of a burn-in board is attached, and air is provided by a blower such that the air passes between the heat-dissipating plates, ... | 08/21/2007 |
| 7251951 | Heated sub-freezing airflow diverter A flow diverter comprises a heat sink array in fluid communication with a turbine outlet and an inlet face of a heat exchanger, the heat sink array comprising a plurality of heat sink elements, the heat sink array being separated from the inlet face by a distance, a... | 08/07/2007 |
| 7222499 | Closed loop air conditioning system A closed loop air conditioning system for an aircraft includes a compressor stage including at least one power driven compressor, for compressing working fluid, a first expansion turbine over which compressed working fluid is expanded and cooled, a first heat load h... | 05/29/2007 |
| 7188488 | Pack and a half condensing cycle pack with combined heat exchangers The present invention provides an air generation unit (AGU) including a pressurized air source, such as an engine providing pressurized air. First and second air cycle machine (ACM) are fluidly connected to the pressurized air source for receiving the air. A heat ex... | 03/13/2007 |
| 7185447 | Drying device for drying a gas A drying device for drying a gas comprises parallel cooling branches, at least one of which is in its active state at any given time. A gas-coolant heat exchanger arranged in each of the cooling branches has a first channel through which the gas to be dried flows in... | 03/06/2007 |
| 7177742 | Vehicular air-conditioner and method of controlling the same A vehicular air-conditioner includes a compressor to be driven by an engine. The vehicular air-conditioner includes a controller configured to reduce a load on the compressor in response to a braking condition of a vehicle. ... | 02/13/2007 |
| 7171819 | Indirect regenerative air cycle for integrated power and cooling machines An integrated power and cooling machine having an indirect regenerative air cooling feature may be useful for providing power and environmental control to both ground vehicles, such as tanks, and aircraft, such as helicopters and airplanes. The integrated power and ... | 02/06/2007 |
| 7131290 | Non-condensing gas discharge device of condenser Gaseous-phase portion of a condenser contains vapor and a non-condensing gas, such as air, that impedes condensation of the vapor, and a non-condensing gas discharge device of the condenser is arranged to discharge only the non-condensing gas from the condenser. The... | 11/07/2006 |
| 7121100 | High efficiency aircraft cabin air supply cooling system A thermal management system for an aircraft is provided. The aircraft includes a primary air conditioning system which compresses and cools outside air to create inside air. The inside air pressurizes the internal volume of the aircraft and ventilates a first object... | 10/17/2006 |
| 7086242 | Dehumidifying air-conditioning apparatus A dehumidifying air-conditioning apparatus comprises a pressurizer (4) for raising a pressure of a refrigerant, a condenser (5) for condensing the refrigerant to heat a high-temperature heat source fluid, and an evaporator (1) for evaporating th... | 08/08/2006 |
| 7069731 | Cooling apparatus Cooling apparatus for use on a vehicle. The apparatus includes a heat exchanger in which heat is removed from a heat load by a coolant, and first and second coolant supplies. The first coolant supply is adapted to receive a first coolant and to supply the first cool... | 07/04/2006 |
| 7062930 | System and method for using hot gas re-heat for humidity control A humidity control method is provided for a multi-stage cooling system having two or more refrigerant circuits. A hot gas re-heat circuit having a hot gas re-heat coil is connected to one of the refrigerant circuits and is placed in fluid communication with the outp... | 06/20/2006 |
| 7059136 | Air turbine powered accessory An aircraft accessory system includes an aircraft engine powered direct air turbine driven accessory and an air turbine drivingly directly connected by an air turbine shaft to the accessory. The air turbine includes a variable geometry turbine nozzle in selectable d... | 06/13/2006 |
| 7044214 | Aircraft ground support air conditioning unit with cooling air flow control doors A system and method of supplying conditioned air to an aircraft environmental control system during ground support operations that uses at least one flow control door to control the flow of cooling air through a heat exchanger. The heat exchanger removes heat from a... | 05/16/2006 |
| 7040112 | Air conditioning system An air conditioning system for an aircraft in which cabin air is recirculated and mixed with cold air from an air conditioning machine which includes at least an expansion turbine over which warm pressurised air is expanded and cooled, and wherein the system include... | 05/09/2006 |
| 7021063 | Reheat heat exchanger power generation systems A reheat heat exchanger is provided particularly for use in Rankine cycle power generation systems. The reheat heat exchanger includes a high pressure path between a high pressure inlet and a high pressure outlet. The reheat heat exchanger also includes a low pressu... | 04/04/2006 |
| 7017365 | System for dehumidification in air conditioners The present invention relates to a system for dehumidification in air conditioners comprising an expansion stage, a condenser and comprising a water separator disposed upstream of the expansion stage. A dehumidification system with reduced system construction volume... | 03/28/2006 |
| 7014152 | Conduit racking device A conduit racking device provides an efficient and accurate method for racking conduit and marking locations of conduit entry holes to be formed in an electrical box. The conduit racking device is a shelf with a plurality of alignment holes arranged in a spaced patt... | 03/21/2006 |
| 7000425 | Manifold for pack and a half condensing cycle pack with combined heat exchangers An air generation unit includes first and second air cycle machines (ACMs), each having first and second turbines. A manifold is arranged between the first and second ACMs and is in fluid communciation with each of the first and second turbines of the first and seco... | 02/21/2006 |
| 6981388 | Air conditioning system The following invention relates to an air conditioning system, in particular for aircraft, comprising at least one heat exchanger, arranged in a ram air duct, for cooling compressed air by means of a fluid, and comprising at least a first and a second air cycle mach... | 01/03/2006 |
| 6966198 | Air-cycle air conditioning system for commercial refrigeration A refrigeration and air-cycle air conditioning system is provided for a body defining interior space, preferably a stand alone refrigeration cabinet. The air conditioning system includes a unique combination of a compressor, intercooler, expander, motor and plenum t... | 11/22/2005 |
| 6963802 | Method of coordinating and stabilizing the delivery of wind generated energy The invention relates to a method of coordinating and stabilizing the delivery of wind generated power, such as to a power grid, so as to avoid sudden surges and spikes, despite wind speed fluctuations and oscillations. The method preferably uses a plurality of wind... | 11/08/2005 |
| 6957543 | Air cycle water producing machine An air cycle water producing machine utilizes a combination of cooling turbine, heat exchanger and fresh air cycling to increase water output while minimizing the amount of energy required to operate the system. ... | 10/25/2005 |
| 6948325 | Air conditioning system and method of testing An air conditioning system for conditioning a supply of hot pressurised air for use in an environment the system including a primary heat exchanger in which heat in the hot pressurised air supply is exchanged with a cooling fluid, a compressor to compress the supply... | 09/27/2005 |
| 6948331 | Environmental control system for an aircraft An environmental control system for an aircraft includes a vapor cycle system for circulating a refrigerant through a fuel cooled condenser, a primary evaporator wherein the expanded refrigerant is used to provide cooling for a cooling medium and a secondary evapora... | 09/27/2005 |
| 6945066 | Refrigeration cycle apparatus A refrigeration cycle apparatus using carbon dioxide as a refrigerant has a compressor, an outdoor heat exchanger, an expander, an indoor heat exchanger and an auxiliary compressor. The auxiliary compressor is driven by power recover by the expander. When refrigeran... | 09/20/2005 |
