Abstract: The plate-fin heat exchanger includes a first fluid pathway running along a first axis, a second fluid pathway running along a second axis perpendicular to the first axis, and a blocker bar having an inlet face and an outlet face. The blocker bar inlet face coincides with a heat exchanger face. The blocker bar is at an inlet of the second fluid pathway and receives a second fluid. The outlet face of the blocker bar is at the inlet of the second fluid pathway. The blocker bar includes a set of spaced apart pores that extend from the inlet face to the outlet face.

Abstract: A heat sink fin that has a first substrate. The first substrate includes a first angular dimple and a first micro air channel in fluid communication with the first angular dimple. The first angular dimple includes a first surface that forms an angle relative to a first plane of the first substrate. The first angular dimple includes a first micro diameter hole in fluid communication with the first angular dimple. The heat sink fin also has a second substrate folded against the first substrate. The second substrate includes a second angular dimple and a second micro air channel in fluid communication with the second angular dimple. The second angular dimple includes a second surface that forms an angle relative to a second plane of the second substrate. The second angular dimple includes a second micro diameter hole in fluid communication with the second angular dimple.

Abstract: A heating device includes a heating chamber, a heating element for heating air in the heating chamber, and a condensing counter-flow heat exchanger including a first flow path that receives outgoing air from the heating chamber and a second flow path for providing incoming air to the heating chamber. The first flow path and the second flow path are configured in a counter-flow heat exchange relationship such that the outgoing air flows in a direction opposite the incoming air and the latent heat of evaporated water in the outgoing air is transferred to the incoming air thereby condensing liquid water from the outgoing air.

Abstract: Provided is a vehicle air conditioner which includes a simple water-proofing structure that is capable of preventing flooding of a vehicle cabin from mating surfaces, etc. of expansion-valve covers and top and bottom divided cases of an air conditioning unit (HVAC unit) without employing a water-proofing cover, or the like.

Abstract: Apparatus for controlling the thermal uniformity of a substrate. In some embodiments, the thermal uniformity of the substrate is controlled to be more uniform. In some embodiments, the thermal uniformity of the substrate is controlled to be non-uniform in a desired pattern. In some embodiments, an apparatus for controlling thermal uniformity of a substrate includes a substrate support having a support surface to support a substrate thereon. A plurality of flow paths having a substantially equivalent fluid conductance are disposed within the substrate support to flow a heat transfer fluid beneath the support surface.

Abstract: A temperature control system, including a closed refrigerant circuit having an evaporator unit for absorbing heat via the refrigerant, thereby evaporating it, a compressor unit with a mechanical compressor for increasing the pressure of the refrigerant and a thermal collector for using an external heat source to increase the temperature of refrigerant within the circuit, and a condenser unit for rejecting heat from the refrigerant, liquefying it.

Abstract: A liquid-air cooling system (1) has at least one fan device (2) including at least one variable-speed fan motor (3) driving a fan impeller (4) to create a cooling power for a fluid (5) in a fluid cycle (6). To regulate the speed of the fan motor (3) by a control and/or regulation device (24), at least one actual value (Ta) downstream of a segmented heat exchanger (19) is compared to a predefined desired value (Tb). The control and/or regulation device (24) adjusts the cooling power according to the current power values of the respective machine unit (9).

Abstract: An ice-making unit, which uses a cooling unit in which a refrigerant pipe is received, and a refrigerator having the same. The cooling unit includes a cooler for conduction of coldness, an inner surface of the cooler coming into direct contact with the refrigerant pipe, realizing a direct cooling type ice making operation. A rotatable tray is provided under the cooling unit, so that an ice-separating member attached to the cooling unit pushes ice upon rotation of the tray, allowing the ice to be discharged in a direction opposite to the rotating direction of the tray.

Abstract: An air conditioning system processes sensible heat load and latent heat load of a target space, and adjusts temperature and humidity of the target space. The air conditioning system includes a cooling heat exchanger circulating a heat exchanging medium to cool and dehumidify air blown into the target space, a heater heating the air cooled and dehumidified by the heat exchanger, a staged variable speed fan creating a flow of the air blown into the target space through the heat exchanger and the heater, and a control unit. The control unit has a cooling adjusting unit adjusting a quantity of cooling supplied from the heat exchanging medium to the air in the heat exchanger, a heating adjusting unit adjusting a quantity of heating supplied from the heater to the air, and an air flow adjusting unit adjusting an air flow volume supplied by the fan.

Abstract: A heat exchanger apparatus is disposed within a first pathway along which a first fluid flows. The heat exchanger apparatus includes a component disposed in the first pathway and the component includes heat transfer surfaces. Each heat transfer surface includes a central body, an outer body surrounding the central body and intermediate bodies extending between the central body and the outer body. The heat transfer surfaces are arranged together such that the central bodies, the outer bodies and the intermediate bodies of each heat transfer surface form at least one or more second pathways along which a second fluid flows and such that the outer bodies of each heat transfer surface form a component surface disposed to contact the first and second fluids.

Abstract: An explosion-proof enclosure including at least one heat exchanger for active thermal management. Equipment within the enclosure produces heat within the enclosure, while the at least one heat exchanger removes heat produced from the equipment and manages the internal temperature of the enclosure to a level suitable for hazardous locations.

Abstract: Cooling control methods include measuring a temperature of air provided to a plurality of nodes by an air-to-liquid heat exchanger, measuring a temperature of at least one component of the plurality of nodes and finding a maximum component temperature across all such nodes, comparing the maximum component temperature to a first and second component threshold and comparing the air temperature to a first and second air threshold, and controlling a proportion of coolant flow and a coolant flow rate to the air-to-liquid heat exchanger and the plurality of nodes based on the comparisons.

Abstract: A method is provided which includes providing a coolant-conditioning unit which includes a facility coolant path, having a facility coolant flow control valve, and a system coolant path accommodating a system coolant, and having a bypass line with a system coolant bypass valve. A heat exchanger is coupled to the facility and system coolant paths to facilitate transfer of heat from the system coolant to facility coolant in the facility coolant path, and the bypass line is disposed in the system coolant path in parallel with the heat exchanger. A controller automatically controls a regulation position of the coolant bypass valve and a regulation position of the facility coolant flow control valve based on a temperature of the system coolant, and automatically adjusts the regulation position of the system coolant bypass valve to facilitate maintaining the facility coolant flow control valve at or above a specified, partially open, minimum regulation position.

Abstract: A heat sink can include a folded fin with a base portion, an offset portion extending away from the base portion, the offset portion having a width, a narrowing tapering portion having a maximum width equal to the width of the offset portion, and an extension portion extending away from the narrowing tapering portion, the extension portion having a width smaller than the width of the offset portion.

Abstract: A motor vehicle air conditioning arrangement having a heater (H) and an evaporator (V) which are arranged in an air guiding housing (2). Each of the heater and evaporator have a plane that is traversed perpendicularly by air and have an inclined position such that the planes are each arranged at an angle of less than 40° with respect to the horizontal plane (E).

Abstract: A device for cooling the heat engine, electrical components, and an electrical energy storage device including: a first circuit, a second circuit, and a third circuit for cooling each of the heat engine, the electrical components, and the electrical energy storage device, respectively; a heat exchange device separated into three members, including a high temperature member connected to the first circuit, a low temperature member connected to the second circuit, and a very low temperature member connected to the third circuit; an upstream valve connected between the first and the third circuit located upstream of the high temperature member of the heat exchanger in the first circuit; and, a downstream valve connected between the first circuit and the third circuit located downstream of the high temperature member of the heat exchanger in the first circuit, where the downstream valve is a thermostatic valve which is actuated as a function of the temperature of the heat transfer fluid in the first circuit and wh

Abstract: A two-phase heat exchanger includes a hot side heat sink, a cold side heat sink, and one or more thermoelectric modules disposed between the hot side heat sink and the cold sink heat sink such that hot sides of the one or more thermoelectric modules are thermally coupled to the hot side heat sink and cold sides of the one or more thermoelectric modules are thermally coupled to the cold side heat sink. The two-phase heat exchanger is configured to be mounted at an angle from vertical.

Abstract: A heat transfer apparatus for heating and cooling a room includes a heat exchanger including a body with tubing and fins traversed by a heat transfer fluid, the heat exchanger including a first module and a second module. A plurality of helical fans downstream from the heat exchanger have axes of rotation passing between the first and second modules. A plate for storing heat is downstream from the plurality of helical fans is present. Each of the axes of rotation pass through the plate, and the plate and frame together define an air outlet configured to expel air from the apparatus in a direction parallel to the rotation axes, and define an air passage parallel to the plate from the helical fans to the air outlet, and wherein the apparatus defines an air inlet configured to draw air in a direction traverse to the rotation axes.

Abstract: A refrigerator controls the temperature of an upper space and a lower space. A heat source supplier provides heat in the upper space. A control unit controls the heat source supplier based on the sensed temperature from a temperature sensor to maintain the temperature of the upper space to be higher than the temperature of the lower space, and control a cooling circuit to maintain the temperature of the lower space to be below the temperature of a maximum ice crystal formation zone of water and the temperature of the upper space to be over the temperature of the maximum ice crystal formation zone of water, thus maintaining a supercooled state of a stored liquid in the container as a preset state during a first time period.

Abstract: A refrigerator includes a control apparatus and a storing space composed of an upper space and a lower space between which the air or heat exchange is limited. The storing space has a liquid in a supercooled state. A determination unit calculates an accumulated time during which the temperature of the storing space is maintained in a supercooling temperature range below the maximum ice crystal formation zone of the stored liquid after the sensed temperature enters the supercooling temperature range, compares the accumulated time with a supercooled-state determination time and determines that the stored liquid is in the supercooled state if the accumulated time is equal to or greater than the supercooled-state determination time.