Class / Patent application number | Description | Number of patent applications / Date published |
062236000 | WITH ALTERNATELY USABLE ENERGY SOURCES | 22 |
20080250803 | MODULAR AIRCRAFT GROUND SUPPORT CART - A modular aircraft support system is disclosed. In one embodiment, the modular system includes a mobile cart and an air conditioning system configured to provide conditioned air to an aircraft. The embodiment also includes a modular power converter for converting input power to a desired output power, which can be input to a supported aircraft. The cart is configured to receive a plurality of different interchangeable power converters, such as a 115 VAC, 400 Hz power converter or a 270 VDC power converter. In some embodiments, a variety of other components are also coupled to the mobile cart, including a local generator and engine. The generator may supply power to the air conditioning system and to the converter. | 10-16-2008 |
20080264088 | Reversible mode vehicle heating and cooling system for vehicles and method therefor - A reversible mode heating and cooling system for an interior space of a vehicle having an Auxiliary Power Unit (APU) employs a heat pump arrangement, wherein a refrigerant compressor is driven by APU's diesel engine through pulley and belt arrangement. An air duct is provided to communicate engine exhaust air to an external heat exchanger during a heating mode. Openings and dampers are provided in the air duct to direct engine exhaust air flow to atmosphere and introduce ambient air into the external heat exchanger during cooling mode. Exhausted air from the external heat exchanger may be re-circulated back to the air inlet side of the engine. Provisions are also provided for operating the refrigerant compressor from the electrical power grid. | 10-30-2008 |
20080271472 | Power Management System for Integrated Transport Refrigeration Unit - A power management system ( | 11-06-2008 |
20080314059 | DOUBLE CLUTCH DRIVE SYSTEM - A double clutch system that allows the engine to drive the compressor of an OEM system through a first engaged clutch when the engine is running and allows an electric motor to drive the compressor through a second engaged clutch when the engine is not running. The electric motor is powered by either a power source external to the tractor's engine compartment (e.g., a electric outlet or an auxiliary power unit having a diesel-fired engine and a generator) or powered by the tractor battery, which is charged by a power source external to the tractor's engine compartment. | 12-25-2008 |
20090007579 | Load Driving Device, Outdoor Unit of Air Conditioner, and Driving Method of Load - After the power source to the control substrate is turned on, power is supplied to the compressor driver and the fan driver. Then, when it is determined that an indoor unit is in operation, the compressor driver and the fan driver are operated. Meanwhile, when it is determined that the indoor unit is not in operation, after the lapse of ten minutes or twenty minutes under a predetermined setting, the power to the compressor driver and the fan driver is cut. When the operation of the indoor unit is started again, power is supplied to the compressor driver and the fan driver. | 01-08-2009 |
20090056354 | Refrigeration power system for a storage compartment in a vehicle - A refrigeration power system for cooling a storage compartment in a vehicle includes a power source independent of a vehicle battery. The power source provides power to a refrigeration unit that includes a variable speed compressor. The refrigeration power system determines available power and varies the speed of the compressor accordingly to provide a lesser amount of cooling at start-up or when the available power value is less than a required power value. The power system operates the variable speed compressor at the required power value when the available power value is large enough to provide a cooling capacity so that the storage compartment obtains a pre-selected temperature. Power sources, and alternate power sources, include a vehicle generator, a shore power supply, a battery bank and a vehicle battery provided on the vehicle. | 03-05-2009 |
20090120115 | Diesel truck battery disclosure - A diesel truck air conditioning system operable automatically on battery power when the main diesel engine is inactive and to restart a motor upon relay sensing a minimum voltage. An auxiliary battery bank is charged by a separately fuel powered vehicle generator and which returns power to the motor portion of the generator for in turn operating an AC pump to which it is connected. A voltage sensor/relay feature enables either automatically activating a fuel powered version of the generator or, according to a secondary version, restarting the engine to run the generator and thereby recharge the separate battery bank. In an additional variant, the use of the generator heat exhaust can be convected within a fluid jacket to provide heat from the operation of the vehicle generator, such as which can be used within the cab of the vehicle. | 05-14-2009 |
20090173095 | FLUID SEPARATOR FOR A COMPRESSOR - A fluid separator for a compressor is disclosed including a hollow main body having an annular flange and an annular collar formed thereon, wherein the annular collar includes an annular array of apertures formed therein for separating a liquid from a fluid and attenuating pressure pulsations of the fluid. | 07-09-2009 |
20090178423 | Power selection system for air conditioner - A power selection system is provided for an air conditioning system, including a power selection device, an interface unit, and an air conditioner. The power selection device includes a distribution selector and an uninterrupted power supply device. The distribution selector is arranged inside the uninterrupted power supply device. The distribution selector controls selection of power input of the power selection device among multiple power sources. The interface unit is connected to the power selection device. The air conditioner includes a power system, which is connected to the interface unit. As such, the system, as a whole, can be arranged in accordance with the user's need to receive a power input or a combination of multiple power inputs selected from multiple power sources in different periods of time and is fit for air conditioners of different brands available in the market. | 07-16-2009 |
20090266097 | MECHANISM FOR MAINTAINING A DESIRED TEMPERATURE IN A TRUCK CAB INCLUDING AN AUXILIARY MOTOR FOR OPERATING A VEHICLE AIR CONDITIONING PUMP AS WELL AS A SECONDARY GENERATOR FOR PROVIDING EITHER POWER WHEN THE VEHICLE IS PARKED OR A CONVECTIVE HEAT TRANSFER VIA A FLUID JACKET COMMUNICATING WITH A VEHICLE MOUNTED CONVECTIVE HEAT TRANSFER NETWORK - An assembly for providing either of auxiliary power and/or convective heating of an auxiliary exhaust, such as provided via a water jacket surrounding the engine exhaust interposed between an auxiliary generator and the truck tail pipe and circulated by a pump to provide heat to the cab interior. A further alternate variant provides for solar panels mounted to an exterior cab location and for operating the vehicle electric motor with or without the need for batteries. An associated articulating or pivoting mechanism is provided for displacing the solar panels from a first position in which it is stored against a rear surface of the cab, and to a second position in which is it arrayed upwardly above the cab. | 10-29-2009 |
20090277202 | HVAC MANAGEMENT SYSTEM FOR A VEHICLE - A vehicle that includes a frame, a prime mover, an alternator, a cabin, a HVAC system, and a power source. The prime mover is operable in a first mode that is configured for driving the vehicle and a second mode that is configured for standby operation of the vehicle. The cabin includes walls that define a space and that have insulation to insulate the space. The HVAC system is in communication with the cabin to condition the space, and includes a cooling system, a heating system, and a sorption system that dehumidifies air provided to the space. The power source has a battery that is in electrical communication with the alternator and the HVAC system to supply power to the HVAC system from the battery when the prime mover is in the first mode and when the prime mover is in the second mode. | 11-12-2009 |
20090293523 | SYSTEM AND METHOD FOR USING A PHOTOVOLTAIC POWER SOURCE WITH A SECONDARY COOLANT REFRIGERATION SYSTEM - A secondary coolant refrigeration system powered primarily by a photovoltaic source and by an alternating current (AC) source as a backup is disclosed. The secondary coolant refrigeration system has a pump for pumping secondary coolant fluid through a secondary coolant fluid loop. The system includes a variable frequency drive for controlling the speed of the pump. The variable frequency drive includes drive circuitry configured to provide variable frequency power to the pump via an output interface. The variable frequency drive also includes a first interface configured to receive power from the photovoltaic source and a second interface configured to receive power from the AC source. The variable frequency drive further includes a circuit configured to switch between providing power to the drive circuitry from the first interface and providing power to the drive circuitry from the second interface. The circuit is further configured to cause the variable speed drive to be powered by the photovoltaic source when the power received from the first interface is adequate and by the AC source when the power received from the first interface is not adequate. | 12-03-2009 |
20100154449 | Regenerative Electric Drive Refrigerated Unit - The present invention affords a regenerative electric drive refrigerated unit for a conveyance vessel, thereby providing temperature cooling in a compartment of the conveyance vessel. An electricity generator powers a compressor unit in the refrigeration unit. The electricity generator is powered by a drive mechanism obtaining its energy from the motion of the conveyance vessel such that when the invention is employed, a diesel engine that normally powers the compressor unit in the refrigeration unit is disabled and stops running, thereby saving energy and reducing air pollution otherwise generated by the burning of fossil fuels when the diesel engine is running. | 06-24-2010 |
20100229581 | SYSTEMS AND METHODS OF POWERING A REFRIGERATION UNIT OF A HYBRID VEHICLE - Systems and methods for providing power to a refrigeration unit or an air conditioner used on a hybrid vehicle. The system includes an accumulation choke, a PWM rectifier, and a frequency inverter. The accumulation choke is configured to receive a first AC power, a second AC power, and a DC power. The accumulation choke and PWM rectifier convert the received power into an intermediate DC power having a peak voltage. The PWM rectifier provides the intermediate DC power to the frequency inverter. The frequency inverter converts the intermediate DC power to an output AC power. The frequency inverter provides the output AC power to the refrigeration unit. | 09-16-2010 |
20110067425 | System for Operating an Air Conditioning Compressor From Alternative Sources - The disclosure describes a system for operating an air conditioning compressor from alternative sources. The system includes primary and secondary torque supply sources, each in communication with the input shaft of an air conditioning compressor by first and second respective pulley belts. | 03-24-2011 |
20120011870 | HVAC MANAGEMENT SYSTEM FOR A VEHICLE - A vehicle that includes a frame, a prime mover, an alternator, a cabin, a HVAC system, and a power source. The prime mover is operable in a first mode that is configured for driving the vehicle and a second mode that is configured for standby operation of the vehicle. The cabin includes walls that define a space and that have insulation to insulate the space. The HVAC system is in communication with the cabin to condition the space, and includes a cooling system, a heating system, and a sorption system that dehumidifies air provided to the space. The power source has a battery that is in electrical communication with the alternator and the HVAC system to supply power to the HVAC system from the battery when the prime mover is in the first mode and when the prime mover is in the second mode. | 01-19-2012 |
20120324934 | ELECTRICALLY DRIVEN VEHICLE - An electrically driven vehicle includes: a vehicle body provided with the vehicle interior, a battery which is mounted to the vehicle body and is able to be used for running, an electric heater which executes an air-conditioning operation which uses an electrical power of the battery when air-conditioning vehicle interior, a power generation device which is at least partly removably mounted to the vehicle body and executes another air-conditioning operation other than the air-conditioning operation which uses the electrical power of the battery when air-conditioning the vehicle interior, and an air conditioning change unit which changes the use state of at least one of the electric heater and the power generation device. | 12-27-2012 |
20130061621 | AUXILIARY POWER UNIT - Certain embodiments are directed to components, subassemblies, systems, and/or methods for auxiliary power units (APU). In one embodiment, the APU is provided with a control system having an automatic start process. The automatic start process enables operation of the APU within a preset range of battery voltage, time, temperature and other parameters. In yet other embodiments, the APU is provided with a control system having a data verification process. The data verification process can be configured to set the operating mode of the APU. In one embodiment, the operating mode of the APU is a “purchase” mode. In other embodiments, the operating mode of the APU is a “lease” mode. | 03-14-2013 |
20150075198 | ENGINE DRIVEN HEAT PUMP - An engine driven heat pump is such that when a self-sustaining switch is turned on during power failure, and a self-sustaining signal is received, it switches to a self-sustaining mode and start an engine and a generator, and when output power from an inverter is received, it supplies the output power to a power supply circuit and a battery charging circuit by means of an independent power supply relay, and it supplies the output power to the outside via an independent output unit, and during the supply of the output power, it maintains cutoff with respect to connection between a system, and the power supply circuit and the battery charging circuit by means of a system cutoff relay and maintain the output of the output power until the self-sustaining signal is interrupted, and it recovers the connection when power is restored and the output power is interrupted. | 03-19-2015 |
20150292784 | ORGANIC RANKINE CYCLE AUGMENTED POWER SUPPLY SYSTEM FOR MOBILE REFRIGERATION UNITS - A mobile refrigeration unit includes a refrigeration system having a plurality of electric motor driven components and an on-board power supply system for generating electric current and supplying the electric current to the plurality of electric motor driven components. The power supply system includes a first generator for generating a first portion of electric power, a second generator for generating a first portion of electric power, a fuel fired engine driving the first generator, and an organic Rankine cycle system driving the second generator. An engine exhaust line connects the fuel-fired engine in exhaust gas flow communication with the organic Rankine system. The unit may also include a storage battery and a power management system. | 10-15-2015 |
20160010902 | EXPENDABLE DRIVEN HEAT PUMP CYCLES | 01-14-2016 |
20160089958 | VEHICULAR POWER SYSTEM FOR STOP-START HVAC SYSTEM - A vehicular system includes a compressor and a power system. The power system may include a battery pack having a plurality of batteries, a switch device, and a motor-generator. The switch device includes a plurality of switches that are electrically coupled to each of the batteries of the battery pack. The switches are operable to control each of the batteries of the battery pack. The motor-generator is electrically coupled to the switch device and is operable as a generator for charging the batteries in the battery pack and as a motor for driving the compressor when the engine is stopped during an idle state of the vehicle. | 03-31-2016 |