Entries |
Document | Title | Date |
20080196424 | REAR EVAPORATOR CORE FREEZE PROTECTION METHOD - One embodiment relates to a method for preventing evaporator core freezing in an air conditioning system, comprising determining the occurrence of an evaporator core freezing condition for a first one of a plurality of evaporators. Determining the occurrence of an evaporator core freezing condition may be done without measuring the air out temperature first evaporator. The method also comprises adjusting an operating parameter of the air conditioning system to eliminate the core freezing condition. | 08-21-2008 |
20080223052 | Retrofittable air conditioner to refrigeration conversion unit - A conversion unit for an air conditioning system to cause it to act like the cooling unit of a refrigeration system comprises a frost detector, a heater and a control unit which operate together to force the range of operation of the air conditioning unit into the range of operation of a refrigeration unit. The conversion unit is particularly useful for providing low cost cooling systems for farmers in third world countries for keeping their produce fresh and safe, not to mention its use by all farmers around the world and by florists or others in need or desire of an economical refrigeration alternative. | 09-18-2008 |
20080250799 | Refrigerating Appliance - A refrigerating appliance comprising a storage compartment, a refrigerant circuit which serves to cool the storage compartment and contains a compressor, and comprising a collecting receptacle for condensed water flowing out of the storage compartment. The collecting receptacle can be heated by a heating device that can be independently operated by the operation of the compressor. | 10-16-2008 |
20100000242 | Dehumidifier with multistage draining - A dehumidifier with multistage draining has a container that collects and stores condensed water from a dehumidifying assembly, a float mounted in the container, a float actuator connected to the float and a drain motor connected to the float actuator and an attachment actuator having a switch. When an external pipe is connected to the attachment connector to switch on the switch and the condensed water in the container gradually raises the float to switch on the float actuator, the drain motor is switched on to pump the condensed water out of the container. The dehumidifier automatically drains condensed water in the container according to the quantity of the condensed water, does not have to be cleared frequently and is convenient. | 01-07-2010 |
20100064705 | DEVICE FOR CONTROLLING A CONDENSATE LIFT PUMP, AND CORRESPONDING CAPACITIVE DETECTOR AND SYSTEM - The invention relates to a device for controlling a condensate lift pump ( | 03-18-2010 |
20100101252 | CONDENSATE/WATER LEAK CONTROL SWITCH - An air conditioning system condensate collection pan or water leak containment pan electrical control switch includes a housing or frame for supporting a switch unit which includes an elongated actuator arm. The housing includes a slot disposed adjacent a distal end of the actuator arm for receiving a water soluble tablet engageable with the actuator arm to bias the arm into a predetermined position of the switch. Abnormal accumulation of condensate or leaking water dissolves the tablet and allows the actuator arm to move to a position to effect actuation of the switch. The switch may be connected to a control unit, a thermostat and/or to an alarm generator including a self-contained unit having battery powered audio and/or visual alarm devices, an on-off switch and a circuit test switch. | 04-29-2010 |
20100107666 | AUTOMATIC SYSTEM FOR EVAPORATION OF CONDENSATES - Consists of the installation of a set of condensation control elements on to the lower rear part of the external condenser units of air-conditioning systems, permitting the elimination by evaporation of the liquid formed in the air-conditioning process. | 05-06-2010 |
20100192604 | Refrigerator and/or Freezer Unit - The present invention relates to a refrigerator unit and/or a freezer unit having an outer unit wall and/or having a door or flap closing the unit interior, wherein a heating device is provided at or in the region of the door or flap and/or at or in the region of the outer unit wall. | 08-05-2010 |
20110005247 | SYSTEM AND METHOD FOR THE MEASUREMENT AND PREVENTION OF ICING IN A CONDUIT - The invention relates to a system for the prevention of icing in a conduit, as can occur, for example, in an aircraft's air conditioning system. The system according to the invention comprises at least one sensor for acquiring mechanical oscillations of the conduits, an electronic evaluation unit and an electronic control unit, wherein the at least one sensor is connected to the electronic evaluation unit, the evaluation unit comprises characteristics relating to the oscillation behaviour of the conduit and is equipped to compare the measured conduit oscillations with the characteristics, and by means of correlation to interpret them as conduit icing, and in the case of conduit icing to emit a signal to the control unit. If the operation-associated oscillations of the conduit to be monitored are inadequate, oscillations can be generated or amplified by means of one or several actuators. By means of the system according to the invention an icing state within the conduit can be detected without the use of sensors located in the interior cross section of said conduit, with the conduit itself serving as a sensitive element. | 01-13-2011 |
20110232309 | REFRIGERATING APPLIANCE - A refrigerating appliance comprising a storage compartment, a refrigerant circuit which serves to cool the storage compartment and contains a compressor, and comprising a collecting receptacle for condensed water flowing out of the storage compartment. The collecting receptacle can be heated by a heating device that can be independently operated by the operation of the compressor. | 09-29-2011 |
20110283724 | REFRIGERATOR - A refrigerator includes a freezing compartment and a door for selectively opening or closing at least a part of the freezing compartment The door includes a foam insulating layer and a sidewall contacting the foam insulating layer. A heater is installed correlative with the sidewall to supply heat to the sidewall. | 11-24-2011 |
20120060531 | Versatile environmentally conscious apparatus - Disclosed is a system to extract water moisture from the atmosphere, highly purify and condition the extracted water, and provide beverages for human consumption. In one embodiment, the device collects water-vapor condensation from filtered intake air, and then subjects the condensate to a series of purification filters and to a sterilization process in order to produce drinking water. The system may then use the water produced to provide carbonated drinks, flavored drinks, coffee drinks, or ice. The system may also play music and charge a portable electronic device. The disclosed system may incorporate the variations in different combinations. | 03-15-2012 |
20120060532 | HEATING DEDICATED AIR CONDITIONER - A heating dedicated air conditioner includes a compression mechanism, an indoor heat exchanger, an outdoor heat exchanger, an expansion mechanism provided between one end of the indoor heat exchanger and one end of the outdoor heat exchanger, a four-way switching valve switchable between first and second states of connection between the compressor and the heat exchangers, a fan ventilating the indoor heat exchanger, and a control unit controlling at least the compressor, the expansion mechanism, the four-way switching valve, and the fan. The control unit switches the four-way switching valve to the second state in a test operation mode, which includes a drain water inhibited interval during which drain water inhibition control is performed. The control unit operates the compressor and stops the fan when the drain water inhibition control is performed. | 03-15-2012 |
20120085112 | HEAT PUMP HUMIDIFIER AND DEHUMIDIFIER SYSTEM AND METHOD - A heat pump system for conditioning air supplied to a space is provided. The system includes a pre-processing module that pre-conditions supply air. A supply air heat exchanger is in flow communication with the pre-processing module. The supply air heat exchanger receives air from the pre-processing module and at least one of heats or cools the air from the pre-processing module. A processing module is in flow communication with the supply air heat exchanger. The processing module receiving and conditioning air from the supply air heat exchanger. A regeneration air heat exchanger is provided to at least one of heat or cool regeneration air. The regeneration air heat exchanger and the supply air heat exchanger are fluidly coupled by a refrigerant system. | 04-12-2012 |
20120125027 | Evaporative Pre-cooler Residential Air Conditioning Condenser Coil - An evaporative pre-cooling system for increasing the efficiency of a residential air conditioner condensing unit utilizing a wet medium in contact with low velocity moving air allowing evaporation to occur across the wet medium thereby reducing the associated dry bulb air temperature of the air moving across the wet pad as the air absorbs moisture. In the present invention, the embodiment of the pre-cooling apparatus encapsulates the condensing unit with a wet cellulose media, water not absorbed during the evaporation cycle is recycled, and water generated by the evaporator coil is discharged into the sump to further reduce tap water consumption. In the embodiment of the present invention, the wet pre-cool mode is thermostatically in parallel with the electrical circuit energizing the pre-cooler system in tandem with the air conditioning compressor motor. The embodiment of the pre-cooling apparatus is constructed of cellulose evaporative pads, plastic top, plastic upper distribution channels, plastic lower water recovery channels, polyvinyl chloride (PVC) piping and fittings for water distribution, plastic frame, PVC for water drains, plastic sump reservoir, and plastic close-off panels providing total recyclability of the embodiment of the complete evaporative pre-cooler enclosure apparatus. | 05-24-2012 |
20120222439 | System control for air conditioning system - A system control to monitor and control the operation of an air conditioning system including at least one evaporator/air handler unit operatively coupled to a compressor/condenser unit comprising a sensor to monitor the operation of the evaporator and to generate a control signal when a predetermined condition within the air conditioning system is sensed and a control unit including logic or circuitry to receive the condensate signal and to deactivate the evaporator/air handler unit and the compressor/condenser unit in response to the control signal. | 09-06-2012 |
20120324930 | COOLING SYSTEM FOR HIGH DENSITY HEAT LOAD - A cooling system for transferring heat from a heat load to an environment has a volatile working fluid. The cooling system includes first and second cooling cycles that are thermally connected to the first cooling cycle. The first cooling cycle is not a vapor compression cycle and includes a pump, an air-to-fluid heat exchanger, and a fluid-to-fluid heat exchanger. The second cooling cycle can include a chilled water system for transferring heat from the fluid-to-fluid heat exchanger to the environment. Alternatively, the second cooling cycle can include a vapor compression system for transferring heat from the fluid-to-fluid heat exchanger to the environment. | 12-27-2012 |
20130000335 | COOLING SYSTEM FOR HIGH DENSITY HEAT LOAD - A cooling system for transferring heat from a heat load to an environment has a volatile working fluid. The cooling system includes first and second cooling cycles that are thermally connected to the first cooling cycle. The first cooling cycle is not a vapor compression cycle and includes a pump, an air-to-fluid heat exchanger, and a fluid-to-fluid heat exchanger. The second cooling cycle can include a chilled water system for transferring heat from the fluid-to-fluid heat exchanger to the environment. Alternatively, the second cooling cycle can include a vapor compression system for transferring heat from the fluid-to-fluid heat exchanger to the environment. | 01-03-2013 |
20130055741 | REFRIGERATION APPLIANCE - A refrigeration appliance includes a carcass having a coolable freezer compartment. A door leaf is hinged to the carcass and provided for opening and closing the freezer compartment. Disposed in the freezer compartment is an ice maker, which includes an ice production apparatus for producing ice cubes, an ice storage container for storing the ice cubes, an insulating housing, in which the ice production apparatus and the ice storage container are disposed, and which has a dispenser for dispensing ice cubes stored in the ice storage container, and a sealing apparatus for opening and closing the dispenser. | 03-07-2013 |
20130340458 | ATMOSPHERIC WATER GENERATOR FOR DATACENTERS - Water for data center uses is generated from the ambient air by a water generator that cools air below its dew point, thereby causing the water in such air to precipitate out. The water generator is powered by renewable energy sources that provide a sufficient amount of energy over an extended period of time, despite temporary interruptions. Heated air from the data center is exhausted so as to absorb moisture from the ambient air, with such heated air being capable of holding a greater amount of moisture, and is then directed through the water generator, thereby enabling the water generator to generate a greater amount of water. The level of water available is monitored and the water generator utilizes on-demand power sources to generate a greater amount of water so as to avoid emptying water storage units. | 12-26-2013 |
20140075976 | CHARGE AIR COOLER CONDENSATION CONTROL - Embodiments for controlling condensate in a charge air cooler are provided. One example method for an engine comprises cooling intake air through a charge air cooler and adjusting a vibration device of the charge air cooler based on charge air cooler condensation conditions. | 03-20-2014 |
20140102123 | Condensate control device - A control device including a condensate sensor to generate a control signal when the condensate sensor detects condensate accumulated in a condensate reservoir has reached a predetermined level wherein the condensate sensor comprises a first sensor pin and second sensor pin coupled to a control section by a first detection sensor component and a second detection sensor component respectively balanced to reduce electrolysis that occurs when the condensate reaches the predetermined level that would otherwise cause the first sensor pin and the second sensor pin to corrode excessively. | 04-17-2014 |
20140130529 | CONDENSATE MANAGEMENT SYSTEM AND METHODS - A condensate management system for an air conditioning condensate drainage system is provided. The condensate management system may comprise an inlet and an outlet; a primary condensate flow path from the inlet to the outlet; a check valve disposed along the primary condensate flow path; a flush path from the inlet to the outlet; a pump coupled to the flush path; and a logic panel configured to actuate the pump to a flushing mode. The check valve may be configured to allow fluid flow from the inlet to the outlet. When the logic panel is configured to actuate the pump to the flushing mode, the pump is configured to exert a negative pressure at the inlet and a positive pressure at the outlet. Other system and methods to flush a condensate drain system are also described. | 05-15-2014 |
20140130530 | IN-VEHICLE ABSORPTION HEAT PUMP DEVICE - An in-vehicle absorption heat pump device comprises a regenerator; an in-vehicle heat source heating absorbent in the regenerator; a gas-liquid separator; a condenser condensing gas phase separated from the absorbent; an evaporator evaporating a condensate to form vapor; an absorber for bringing the relatively concentrated absorbent in liquid phase in contact with the gas phase to cause the absorbent to absorb the gas phase and be relatively diluted; an absorbent circulation source circulating the absorbent; a bypass passage connecting a liquid-phase storing portion of the gas-liquid separator and the regenerator while bypassing the absorber; and a bypass transfer source in the bypass passage returning the absorbent in the gas-liquid separator to the regenerator. To dilute absorbent in the absorber, a diluent passage allows the condenser and the absorber to communicate and the condensate in the condenser to be supplied to the absorber through the diluent passage by a dilution element. | 05-15-2014 |
20140298837 | Vehicle Air-Conditioning Apparatus - To provide a vehicle air-conditioning apparatus which can ensure a dehumidifying ability even during an intermediate thermal load time where an outside air temperature becomes high during a dehumidifying heating operation time. In a vehicle air-conditioning apparatus, at least a compressor | 10-09-2014 |
20150323241 | OVERFLOW SAFETY SWITCH MOUNTING DEVICE - A mounting device for removably supporting an overflow safety switch in operable position within a condensation collecting drain pan in HVACR equipment. The mounting device includes a clip member that is secured to the drain pan side wall and locked in place by a non-penetrating thumb screw. A bracket removably attaches to the overflow safety switch at several adjusted positions and is slidably adjustable on the clip member for adjustably positioning the overflow safety switch relative to a bottom of the drain pan. The overflow safety switch is easily removed from the bracket for adjustment and replacement while the bracket remains fitted to the clip member. Moreover, the bracket is easily removed from the clip member without removing the clip member from the drain pan side wall. | 11-12-2015 |
20160138840 | COOLING SYSTEM FOR HIGH DENSITY HEAT LOAD - A cooling system for transferring heat from a heat load to an environment has a volatile working fluid. The cooling system includes first and second cooling cycles that are thermally connected to the first cooling cycle. The first cooling cycle is not a vapor compression cycle and includes a pump, an air-to-fluid heat exchanger, and a fluid-to-fluid heat exchanger. The second cooling cycle can include a chilled water system for transferring heat from the fluid-to-fluid heat exchanger to the environment. Alternatively, the second cooling cycle can include a vapor compression system for transferring heat from the fluid-to-fluid heat exchanger to the environment. | 05-19-2016 |
20220134845 | HEAT EXCHANGER AND VEHICLE AIR CONDITIONING SYSTEM - A vehicle air conditioning system provides a heat exchanger and a vehicle air conditioning system comprising same, which can simplify the overall structure and can easily perform cooling/heating of air for air conditioning and dehumidification heating by using an integrated heat exchanger which is selectively supplied with low- and high-temperature cooling water by a supply valve to perform heat exchange. | 05-05-2022 |