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WO/2006/112321A1 |
An air conditioner in which generation of refrigerant sound can be suppressed in small capacity control. The air conditioner (100) comprises a refrigerant circuit including a compressor (10), an outdoor heat exchanger (14), a first indoo...
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WO/2006/113780A2 |
A method of operating a reversible heat pump system includes steps of sensing an outdoor air temperature with a first sensor and sensing at least one condition of an outdoor heat exchanger coil with a second sensor. Input from the first ...
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WO/2006/107410A2 |
A heat pump is provided with a method and control for eliminating compressor un-powered reverse rotation at shutdown. In particular, the position of the four-way reversing valve is changed and the heat pump is moved to the opposite mode ...
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WO/2006/107489A1 |
A heat pump is provided with a single expansion device a pair of four-way reversing valves. One of the reversing valves routes the refrigerant from the compressor to either an outdoor heat exchanger or indoor heat exchanger, as well as r...
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WO/2006/103084A1 |
A heat transfer container (1 , 71 , 81 , 91 , 201 , 231 , 251) having an integrally formed refrigeration system comprising an evaporator (15, 16, 305, 306), a condenser (15, 16, 305, 306), a compressor (4, 219, 248, 304) and a refrigeran...
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WO/2006/101568A1 |
A bottle cooler system includes means (64) for heat exchange between a first portion (66) of the flowpath upstream of the expansion device and a second portion (68) of the flowpath downstream of the low temperature heat exchanger.
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WO/2006/101565A1 |
A refrigeration system includes 0 compressor for driving 0 refrigerant along flow path in at least a first mode of system ; a first heat exchanger along the flow path downstream of the compressor in the first mode; a second heat exchange...
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WO/2006/099378A1 |
An HVAC system having a main circuit (100) and a subcooler circuit (210). The main circuit includes a main circuit evaporator (140), a main circuit expansion device (126), a main circuit condenser (118, 120) and a main circuit compressor...
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WO/2006/096225A2 |
A thermal energy transfer unit is provided for conventional Freon air conditioning. One or several thermal energy transfer units are operatively interconnected to one or several conventional air condition systems and share a common energ...
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WO/2006/096833A2 |
An coaxial-flow heat exchanging structure having a proximal end and a distal end for exchanging heat between a source of fluid at a first temperature and the environment (e.g. air, ground, water, slurry etc.) at a second temperature. The...
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WO/2006/091390A2 |
A refrigerant cycle is provided with a single three-way service valve that is utilized for draining and adding refrigerant. In the prior art, a second two-way valve was used in combination with the three-way valve. The present invention ...
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WO/2006/088717A2 |
A heat pump is provided with a method and control for eliminating flooded starts. In particular, the heat pump at start-up is operated for a short period of time in the opposite mode to that in which it had been operated before the previ...
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WO/2006/083484A1 |
A parallel flow heat exchanger system (10, 50, 100, 200) for heat pump applications in which single and multiple paths of variable length are established via flow control systems which also allow for refrigerant flow reversal within the ...
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WO/2006/079808A1 |
A heat exchange system comprising at least two heat exchangers which are operable to heat a cooling medium during winter months and cool the cooling medium in summer months and transmit the cooling medium to a location requiring air cond...
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WO/2006/073895A2 |
A heat exchanger liquid refrigerant defrost system disclosed herein specifically designed to defrost the coil subsystems used on an outdoor heat exchanger used on a building heat pump unit or combination heat pump/air condition unit. The...
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WO/2006/073134A1 |
A tube body (200), comprising a first flow passage (201) and second flow passages (202) positioned around the first flow passage. The tube body is formed by joining, to each other, a plurality of extruded members (210) having the second ...
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WO/2006/057141A1 |
An air conditioner of a first mode of the invention has an outdoor unit, indoor units, and a relay section. The outdoor unit has an outdoor heat exchanger provided so as to fluidically communicate between a first and a second connection ...
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WO/2006/039042A2 |
An apparatus has a compressor having suction and discharge ports. One or more conduits form a main flowpath from the discharge port through a condenser, a heat exchanger first leg, a first expansion device, and an evaporator to return to...
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WO/2006/039580A1 |
A method for providing controllable amounts of heat recovery from a refrigerant circuit includes the steps of providing a cooling circuit comprising a compressor, a condenser, an expansion device and an evaporator connected in series by ...
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WO/2006/033780A2 |
A heat pump is provided with a discharge valve on a discharge line. The discharge valve can be positioned to modulate or pulse refrigerant flow from the discharge line heading toward an indoor heat exchanger, when in a heating mode. By p...
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WO/2006/033786A2 |
A heat pump system operates in heating and cooling modes. The heat pump is provided with both a reheat function and economizer circuit. The economizer circuit provides augmented performance to the heat pump, while the reheat coil allows ...
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WO/2006/033785A2 |
In a multi-circuit heat pump system least one of the circuits has a reheat function. Various reheat concepts may be independently utilized for each circuit to reheat and dehumidify air. Moreover, the ability to bypass refrigerant around ...
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WO/2006/033784A2 |
A refrigerant heat pump system is operable in both heating and cooling modes. A reheat circuit is integrated into the system schematic to provide improved control over temperature and humidity and to cover a wide spectrum of sensible and...
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WO/2006/033782A2 |
A refrigerant heat pump system is operable in both heating and cooling modes. A reheat circuit is integrated into the system schematic to provide improved control over temperature and humidity and to cover a wide spectrum of sensible and...
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WO/2006/028218A1 |
A refrigerating apparatus, comprising a refrigerant circuit (20) performing a steam compression type refrigerating cycle. A refrigerant in a wet state capable of forming an optimum coefficient of performance according to operating condit...
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WO/2006/028799A2 |
A heat pump four-way valve selectively routes refrigerant to either indoor or outdoor heat exchanger. The position of the plunger inside the valve can also be adjusted to selectively provide a hot gas by-pass function by routing a portio...
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WO/2006/019074A1 |
A heat exchanger (45) for air conditioning, in which indoor cooling and heating are switched between each other, is provided only in a high-stage-side refrigerant circuit (8). On the other hand, heat exchangers (47a, 47b, 49) for cooling...
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WO/2006/019553A2 |
A heat pump design with an economizer flash tank provides an efficient way to operate the system in both heating and cooling modes. Various expansion device types can be employed with this design. The invention enhances system performanc...
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WO/2006/013834A1 |
A freezing apparatus (1) has a compressor (2), an outdoor heat exchanger (4), an expansion mechanism, an indoor heat exchanger (41) for air conditioning a room, and a refrigerant circuit (1E) to which cooling heat exchangers (45, 51) for...
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WO/2006/010391A1 |
The invention relates to a refrigeration machine, particularly a heat pump, comprising a closed circuit, which contains a coolant and in which an evaporator, a compressor, a condenser and an, in particular, electrically operated expansio...
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WO/2006/009844A2 |
Heat engines move heat from a source to a sink. In a subset of heat engines, called heat pumps, the temperature of the source is below that of the sink. A subset of heat pumps, called working-fluid heat pumps, accomplishes the heat-pumpi...
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WO/2006/003967A1 |
An air conditioner having a heat source side refrigerant circuit and utilization side refrigerant circuit connected to the heat source side refrigerant circuit, in which the width of control in controlling the condensation ability of a h...
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WO/2006/001563A2 |
Disclosed is an air conditioner enabling to perform an air purifying function in an optimum state according to a pollution level of room air, the air conditioner including a cabinet (210) having a first air inlet (211) for drawing in the...
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WO/2005/121664A1 |
An air conditioner comprising a heat source unit and a utilization unit interconnected through refrigerant communication pipe in which it is judged accurately whether the refrigerant circuit is filled with an appropriate quantity of refr...
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WO/2005/121655A1 |
A supercooling apparatus, comprising a supercooling unit (200). In the supercooling unit, a refrigerant passage (205) is connected to the liquid side communication pipes (21, 22) of a refrigerating device (10). When a supercooling compre...
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WO/2005/121656A1 |
A separate-type air conditioner where a heat source unit and a utilization unit are connected through refrigerant communication piping, and, in the air conditioner, a reduction in performance when the connection is made by long piping is...
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WO/2005/121654A1 |
A supercooling apparatus, comprising a supercooling unit (200). In the supercooling unit, a refrigerant passage (205) is connected to the liquid side communication pipes (21, 22) of a refrigerating device (10). When a supercooling compre...
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WO/2005/114067A1 |
In a branch pipe coupling for dividing a refrigerant flowing through a main pipe into two currents, and an air conditioner provided with the same, size compaction in the vicinity of the branch is made compatible with drift prevention in ...
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WO/2005/114072A2 |
A desiccant-assisted air conditioning system utilizes a compressor (10), a condenser coil (11), an evaporator coil (13), supplemental desiccant coils (19, 20) connected therewith, and damper (18A, 19B) and valve arrangements that direct ...
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WO/2005/106353A1 |
An adsorption heat exchanger (20) consisting of a fin and tube heat exchanger is connected to a refrigerant circuit for a humidity conditioner. The adsorption heat exchanger (20) has a first tube row (41), a second tube row (42), and a t...
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WO/2005/106351A2 |
A cryocooler having two operating modes so that its operating range is broadened, its gas bearing system is maintained in an operable state and it can utilize piston stroke modulation for energy efficiency. A piston stroke modulator modu...
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WO/2005/103577A1 |
A humidity controller, wherein a compressor (63) and an expansion valve (65) are connected to two adsorption heat exchangers (61, 62) on which an adsorbent capable of adsorbing/desorbing moisture is carried and the circulation of a refri...
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WO/2005/103575A1 |
Disclosed is a heat exchanger raising the cooling and heating capacity in which a high cooling capacity is achieved by maximizing heat exchange area with an axial flow fan and a centrifugal fan divided so as to be in charge of suction an...
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WO/2005/098326A1 |
An air conditioner processes a latent heat load and a sensible heat load in a room by using a refrigeration cycle with an inverter compressor (7) and has heat exchangers (3, 5), an absorbing agent, and a control section (2). The absorbin...
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WO/2005/098320A1 |
It is intended to restrict any cost increase or increase of maintenance sites caused by installation of multiple air conditioning units including adsorption heat exchangers or installation of an air conditioning unit including an adsorpt...
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WO/2005/099006A1 |
A fuel cell power generating refrigeration system comprising a cell body (51) performing power generation by receiving fuel supply, an inverter (52) for receiving the output power from the cell body (51) to invert it into AC power, and a...
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WO/2005/098321A1 |
An air conditioning system capable of suppressing an increase in cost produced when a plurality of air conditioners using adsorption heat exchangers are installed and an increase in size of a unit incorporating the adsorption heat exchan...
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WO/2005/098322A1 |
A moisture conditioning device, wherein a compressor (63), an expansion valve (65), and two heat exchangers (61) and (62) carrying a moisture adsorbable/desorbable adsorbent are connected to each other and the circulation of a refrigeran...
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WO/2005/095868A1 |
A moisture conditioning device, wherein a refrigerant circuit (60) is formed by connecting a compressor (63), a four-way selector valve (64), a first adsorbing heat exchanger (61), an expansion valve (65), and a second adsorbing heat exc...
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WO/2005/095866A1 |
A humidity controller (10), comprising an outdoor unit (13) and two humidity control units (11) and (12). These two humidity control units (11) and (12) are connected to the outdoor unit (13). When the outdoor side four-way selector valv...
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