Abstract: A system for condensing and phase separating a refrigerant fluid includes a condenser inlet header configured to receive a stream of refrigerant vapor. A condenser is in fluid communication with the condenser header and is configured to receive vapor and produce a mixed phase fluid stream. An elongated manifold separator including multiple mixed phase inlets is configured to separate mixed phase fluid received from the condenser. Resulting vapor and liquid streams exit vapor and liquid outlets of the manifold separator.

Abstract: A refrigeration or climate-control system may include a housing, an evaporator, a drain pan, and a fan. The evaporator may be disposed within the housing and may include a coil positioned in a horizontal orientation. The drain pan may be disposed within the housing and may include an inclined lower wall disposed vertically beneath the coil. The lower wall may define an airflow path underneath the coil. The fan may force the air through the housing and airflow path.

Abstract: A heating device (124) for heating particles to be freeze-dried in a rotary drum (102) of a freeze-dryer (100) is provided, the device comprising at least one radiation emitter (202) for applying radiation heat to the particles, and a tube-shaped separator (204) for separating the particles from the at least one emitter (202), The separator (202) being integrally closed at one end and separating an emitter volume (206) encompassing the at least one emitter (202) from a drum process volume (126) inside the drum (102), wherein the heating device (124) protrudes into the drum process volume (126) such that said integrally closed end of the separator (204) is arranged inside the drum (102) as a free end.

Abstract: An evaporator element is provided and includes a body defining channels, each of which includes grooves respectively delimited by first and second interior facing sidewalls of the body which form a base and an apex with an apex angle opposite the base and defined such that, for a fluid flow moving through one of the channels in a microgravity environment a portion of the fluid flow in a liquid phase within a groove of the channel will move in the groove from the base to the apex and a portion of the fluid flow in a vapor phase within a groove of the channel will move in the groove from the apex to the base.

Abstract: An air conditioning system for a vehicle, having an evaporator configured for a heat exchange between a coolant and air, a fan configured to generate an air flow passing through the evaporator and intended to be fed into a vehicle passenger compartment, at least one pressure sensor configured to measure the pressure of the coolant, and a control unit to adjust the rotation speed of the fan, configured to automatically decrease the rotation speed of the fan when the detected pressure of the coolant rises above a pressure threshold, so as to reduce the air flow on the evaporator and thus reduce the pressure of the coolant is provided.

Abstract: The invention relates to a flow circuit system (1) for a vehicle, with a first flow circuit (10) guiding a first fluid and operable as a heat pump, and a second flow circuit (50) with a conveying device (31) guiding a second fluid, and a switching device (35), wherein in the provided flow direction of the first fluid downstream of a compressor (3) and upstream of an expansion element (15), at least one first heat exchanger (7) between the first and second fluids, wherein the second flow circuit (50) has at least two flow circuit modes, wherein in the first flow circuit mode, apart from the at least one conveying device (31) for the second fluid and the at least one first heat exchanger (7), at least one outside heat exchanger (37) which may be flowed through by the second fluid and is configured as a radiator is connected to the second flow circuit (50), and in the second flow circuit mode this at least one outside heat exchanger (37) is not connected to the at least second flow circuit (50) containing the co

Abstract: A transport refrigeration system (200) including: a refrigeration unit (22) having a refrigerant heat rejection heat exchanger (34) and a fan (40) configured to blow air across the refrigerant heat rejection heat exchanger; a first engine (26) configured to power the refrigeration unit (22), the first engine (26) having an engine coolant circuit (80) and an exhaust outlet (27); a heat exchanger (70) having: a first fluid passage (72) fluidly connected to the exhaust outlet (27); and a second fluid passage (74) fluidly connected to the engine coolant circuit (80); and a third fluid passage (76) fluidly connected to and configured to receive air blown across the refrigerant heat rejection heat exchanger (34). The second fluid passage (74) is thermally connected to the first fluid passage (72) and the third fluid passage (76) is thermally connected to the first fluid passage (72).

Abstract: According to one embodiment, a system includes a first and second cooling system, an automation controller, one or more sensors, and a hardware controller separate from the automation controller. The hardware controller processes various temperature set points in conjunction with a timer and configures the activation or deactivation of the first and second cooling systems accordingly.

Abstract: A refrigeration system operable in cooling mode and defrosting mode is provided. The refrigeration system includes a defrost line connecting a first reservoir to an evaporation stage for conveying at least part of the flash gas from the first reservoir to the evaporation stage when the refrigeration system is operating in defrosting mode. The flash gas thereby releases heat in the evaporation stage for defrosting the evaporation stage. The refrigeration system can also include a discharge line connecting the evaporation stage to a second reservoir.

Abstract: A vapor chamber accommodating working fluid and including first plate, second plate, first capillary structure and second capillary structure. First plate has thermal contact surface. Second and first plate are attached to each other so as to allow hermetically sealed space to be formed. Hermetically sealed space accommodates working fluid. Thermal contact surface faces away from hermetically sealed space. First capillary structure is located in hermetically sealed space. First capillary structure includes base portion, first protrusions and second protrusions. Base portion is stacked on first plate. First protrusions and second protrusions protrude from a side of base portion. Second protrusions surround first protrusions. Second capillary structure is located in hermetically sealed space. Second capillary structure is stacked on first protrusions. Distance between first protrusions is smaller than distance between second protrusions.

Abstract: A transport refrigeration system having a refrigeration unit including: a refrigeration circuit (23) configured to circulate a first refrigerant; a mechanical subcooler (23a); and a battery system (190) configured to power the mechanical subcooler. The mechanical subcooler is thermally connected to the refrigeration circuit.

Abstract: A household refrigeration apparatus has an ice maker with a housing. The housing is formed with a wall element, which has an L-shape in cross-section. The wall element includes a first wall plate and a second wall plate, which together form the L-shape. The housing further has a positioning bracket separate from the wall element. The positioning bracket is non-rectilinear and has a first end, which is non-destructively detachably connected to the first wall plate of the wall element, and has a second end, which is non-destructively detachably connected to the second wall plate.

Abstract: A refrigeration unit includes an evaporator circulating a flow of refrigerant therethrough to cool a flow of compartment air flowing over the evaporator, a compressor in fluid communication with the evaporator to compress the flow of refrigerant, an engine operably connected to the compressor to drive operation of the compressor, an expansion device in fluid communication with the flow of refrigerant, and a controller operably connected to at least the engine and the expansion device. The controller is configured to determine an available power to drive the compressor, determine a compressor discharge pressure upper limit based on the available power, compare the compressor discharge pressure upper limit to a requested compressor discharge pressure, and initiate adjustment of the expansion device such that an actual compressor discharge pressure is the lesser of the requested compressor discharge pressure or the compressor discharge pressure upper limit.

Abstract: A trailer refrigeration unit is provided. Aspects include a plurality of power sources, wherein the plurality power sources are selectively coupled to a power converter and at least one compressor. The power converter is coupled to at least one fan and is selectively coupled to the at least one compressor. A microcontroller circuit is included and is configured to selectively operate the trailer refrigeration unit in one of a plurality of modes based on an environmental parameter within the trailer refrigeration unit. The plurality of modes includes a first mode where the at least one compressor and at least one fan are powered by the power converter and a second mode where the at least one compressor is powered by at least one of the plurality of power sources.

Abstract: A method of initiating a defrost cycle using a controller of a heat pump system includes measuring a temperature of an evaporator coil and determining whether the temperature of the evaporator coil is less than a freezing temperature. Responsive to a determination that the temperature of the evaporator coil is less than the freezing temperature, determining whether a current dew point temperature of air is greater than the temperature of the evaporator coil. Responsive to a determination that the current dew point temperature of air is greater than the temperature of the evaporator coil, calculating a frost-collection rate. Determining whether the frost-collection rate is greater than a frost-collection-rate threshold, and, responsive to a determination that the frost-collection rate is greater than the frost-collection-rate threshold, initiating a defrost cycle.

Abstract: A household refrigeration apparatus has an interior container with a first wall and with a second wall arranged angled thereto. The interior container bounds a first receiving space for food of the household refrigeration apparatus. An ice maker has a housing formed by a wall area of the first wall of the interior container and a wall area of the second wall of the interior container in certain areas. The housing bounds a receiving space of the ice maker. The housing has a wall unit, which is a unit separate from the interior container. The wall unit includes at least one positioning element, which is formed integrally with the wall unit and which is a protruding plug pin or a locking element.

Abstract: In a refrigerant circuit of an air conditioning device, an upper heat source side heat exchanger having a large heat load and a lower heat source side heat exchanger having a small heat load are connected in parallel between an expansion device and a suction side of a compressor. Additionally, the refrigerant circuit of the air conditioning device is provided with a branch circuit configured to distribute refrigerant to each of the upper heat source side heat exchanger and the lower heat source side heat exchanger, and the branch circuit is configured to supply the upper heat source side heat exchanger with refrigerant of lower quality than that of the refrigerant supplied to the lower heat source side heat exchanger.

Abstract: A refrigerator with an ice-making apparatus, the ice-making apparatus including: an ice tray in which ice is made; a water supply device which supplies water to the ice tray from an upper side of the ice tray; a drive unit which is coupled with the ice tray and rotates the ice tray so as to separate ice made in the ice tray; and an ice-fullness detecting lever which is coupled with the drive unit below the ice tray and is rotated in the same direction as that of the ice tray to detect ice-fullness of the ice bank, in which a tray rotation shaft for rotation of the ice tray and a lever rotation shaft for rotation of the ice-fullness detecting lever are provided in the same surface of the drive unit, and in which the lever rotation shaft is positioned below the tray rotation shaft.

Abstract: The invention relates to a circulation system (1) for a fuel cell vehicle, with a first flow circuit (10) which conveys a first fluid and can be operated in heat pump operation; a second flow circuit (30) which can be operated in a heat exchange connection to the first flow circuit (10) and which conveys a second fluid, in particular for the purpose of cooling a traction battery (39); and a third flow circuit (50) which can be operated in a heat exchange connection to the second flow circuit (30) and which conveys a third fluid, in particular for the purpose of cooling a fuel cell arrangement (55), wherein the circulation system (1) also has a fourth flow circuit (70) which conveys a fourth fluid, and at least one conveying device (71) for the fourth fluid, least one heat exchanger (85) and/or convector (81) to which the fourth fluid can be conveyed for the purpose of heating at least one interior of a fuel cell vehicle, and one heat exchanger (7) to which the fourth fluid can be conveyed for a heat exchange

Abstract: An air conditioner which continues driving with a deteriorated gas leakage sensor is provided. An air conditioner of the present invention includes an outdoor unit including a compressor and an indoor unit connected with the outdoor unit and uses flammable refrigerant. The air conditioner includes: a refrigerant gas sensor; and a controlling unit configured to stop the compressor at occurrence of abnormality, when the refrigerant gas sensor detects refrigerant gas while the compressor is being driven. After the compressor is stopped as the refrigerant gas sensor detects the refrigerant gas, the controlling unit does not start driving of the compressor until an operation to cancel the abnormality is performed.