Abstract: A cooling system for a light emitting diode assembly includes a heat exchanger configured to exchange heat from a fluid to ambient air, an enclosure configured to house the LED assembly, and a pump configured to circulate the fluid through the enclosure, through the LED assembly, or both, and through the heat exchanger. The fluid is configured to absorb heat at the LED assembly and generated by the LED assembly, and the heat exchanger is configured to cool the fluid and remove the heat absorbed by the fluid at the LED assembly.

Abstract: A thermal conditioning assembly includes a casing having a first casing portion, a second casing portion and a partition intermediate the casing portions, peripheries of each of the casing portions and the partition united so as to delimit hermetically sealed first and second casing chambers. The first chamber is characterized by the first casing portion and a first surface of the partition and includes a phase change media and wicking structure, heat spreading from a heat source adjacent thereto thusly effectuated. The second chamber, characterized by the second casing portion and a second surface of the partition, dissipates heat from the first chamber. Segments of the second casing portion and the partition are selectively united so as to form one or more baffles which delimit coolant channels. The second chamber includes first and second coolant connectors for coolant ingress and egress in furtherance of circulating coolant through the second chamber via said coolant channels.

Abstract: An exemplary cooling system includes a heat transfer device having a base and a plurality of curved fins defining a curved air flow channel. Air flow is provided through the air flow channel, and a plurality of openings through a fin communicate air flow from a first side to a second side of the curved fin.

Abstract: A heat exchanger arrangement (2) comprises at least one heat exchanger (4) including at least one substantially horizontally oriented manifold (6a, 6b) forming an upper side of the at least one heat exchanger (4), the at least one manifold (6a, 6b) having lateral end portions (8); and a support structure (10) including a main portion comprising, at least partially, a metallic material, and manifold support portions (14) associated to respective lateral end portions (8) of the at least one manifold (6a, 6b). The manifold support portions (14) are made at least partially from a non-metallic material and configured to receive the lateral end portions (8) of the at least one manifold (6a, 6b) for preventing the at least one manifold (6a, 6b) from contacting any metallic portions of the support structure (10).

Abstract: A method of installing an asymmetric heat pipe in a heat sink includes providing an asymmetric heat pipe with additional material on one side; forming a cavity in a base of the heat sink leaving additional base material on the component side of the heat sink; inserting the asymmetric heat pipe in the cavity; and removing the additional material on the asymmetric heat pipe and the additional base material on the heat sink to form a smooth and substantially uniform contact surface on the component side. An apparatus includes a component; a heat sink with a cavity; and a flattened heat pipe inserted into the cavity; wherein the heat sink and the heat pipe have a smooth and substantially uniform surface on the side proximal to the component and the heat pipe has a thickness which is substantially the same size on a component side and an opposite side.

Abstract: A thermal management unit for providing cooling or heating to regions of a vehicle. The thermal management unit comprises a housing (11) containing a compressor (13) and a first evaporator (12) of a refrigerant system; a pump (36), a heater (39) as first radiator of a heating system; and a blower (17). The blower is configured to force air over the first evaporator and first radiator to cool or heat the air. The housing comprises an airflow outlet (46) through which the cooled or heated air can exit the housing, and an airflow inlet (47) though which air can enter the housing to be recirculated by the blower. The housing comprises a first refrigerant outlet port (16) through which refrigerant compressed by the compressor can pass out of the housing, and a second refrigerant inlet port (31) through which refrigerant can return into the housing for the supply to the first evaporator (12).

Abstract: The invention relates to a heat exchanger tube having a tube longitudinal axis, wherein fins extend continuously from the tube wall on the tube outer face and/or the tube inner face, or extend axially parallel thereto or in the form of a helix. Continuously extending primary grooves are formed between adjacent fins, said fins have at least one structured area on the tube outer face and/or tube inner face, and the structured area has a plurality of projections of a projection height projecting from the surface, the projections being separated by notches. According to the invention, a plurality of projections are deformed relative one another in pairs to such an extent that cavities are formed between adjacent projections. Furthermore, according to the invention, a plurality of projections are deformed in the direction of the tube wall such that cavities are formed between a respective projection and the tube wall.

Abstract: A heat exchange system and apparatus for a vehicle powertrain configured to exchange heat between a first fluid and a second fluid within a heat exchanger core formed by a plurality of stacked plates having separate channels for the first fluid and the second fluid. The heat exchanger system includes multiple heat exchangers, one of which is connected to a both the inlet and the outlet of a vehicle powertrain component, another of which is fluidly connected or at least partially disconnected from the vehicle component according to the mode of operation of the heat exchange system. The heat exchanger connected to the vehicle component includes a jumper tube to return the first fluid to the vehicle component through a core of the heat exchanger.

Abstract: The invention relates to heat exchanger tube having a longitudinal tube axis; axially parallel or helically circumferential continuous fins are formed from the tube wall on the outer tube face and/or inner tube face, and continuous primary grooves are formed between adjacent fins; the fins have at least one structured zone on the outer tube face and/or inner tube face, said structured zone being provided with a plurality of projections which project from the surface an have a height such that the projections are separated by notches. According to the invention, the projections are arranged in groups which are periodically repeated along the extension of the fin. Furthermore, at least two notches between the projections within the group have a varying notch depth in a fin.

Abstract: A loop type heat pipe includes: an evaporator configured to vaporize a liquid working fluid; a condenser configured to condense the vaporized working fluid into the liquid working fluid; a vapor pipe provided between the evaporator and the condenser; and a liquid pipe provided between the evaporator and the condenser. Each of the vapor pipe and the liquid pipe includes: a lower-side metal layer; an intermediate metal layer that is disposed on the lower-side metal layer; an upper-side metal layer that is disposed on the intermediate metal layer; and a conduit that is formed by the lower-side metal layer, the intermediate metal layer, and the upper-side metal layer, and at least one of the upper-side metal layer and the lower-side metal layer warps outward in a first portion of the vapor pipe.

Abstract: An apparatus and method of forming a heat exchanger including a thermally compliant material and geometry with a core having a first set of flow passages and a second set of flow passages passing through the core. A first manifold of high temperature and strength material defines a fluid inlet for the first set of flow passages and a second manifold of high temperature and strength material defines a fluid inlet for the second set of flow passages. At least one of the first and second manifolds can include an in-situ compliant portion to provide for compliance during thermal expansion of the heat exchanger.

Abstract: The present application relates to an active radiator with omnidirectional air convection and a stage lighting fixture using the same. The active radiator includes a radiator body provided with heat dissipation channels and a heat transfer assembly which is at least partially transversely arranged inside the radiator body and in form of an integrity therewith. The present application of simple structure and convenient in use can achieve efficient heat dissipation through omnidirectional active heat dissipation of the stage lighting fixture, and can also reduce overall costs and is easy to install.

Abstract: A two-phase immersion cooling apparatus may include an immersion tank with a primary condenser in thermal communication with an interior volume of the immersion tank and a vapor management system fluidically connected to the immersion tank. The vapor management system may enable the apparatus to effectively manage periods of high vapor production by removing vapor and other gases from a headspace of the immersion tank, condensing the vapor to liquid, and returning the liquid to the immersion tank.

Abstract: According to one embodiment, an air conditioner includes a blower device and a heat exchanger. The blower device includes a fan motor, a fan, a fan case and a coupling member. The fan motor includes a first end section and a second end section separate from each other. The fan is coaxially fixed to a rotating shaft. The fan case accommodating the fan and for guiding air discharged from the fan toward the heat exchanger. The coupling member includes a pair of arm sections respectively coupled to the first end section and the second end section, and a bar-like section extending in the axial direction of the rotating shaft across the arm sections and coupled to the fan case. The fan motor and the fan case are integrally coupled to each other through the coupling member.

Abstract: A loop heat pipe includes a first flow path, a second flow path over the first flow path, and a divider provided between the first flow path and the second flow path. Each of the first flow path and the second flow path includes an evaporator configured to vaporize a working fluid, a condenser configured to condense the working fluid, a first transport pipe connecting the evaporator and the condenser, and a second transport pipe connecting the evaporator and the condenser and forming a loop flow path with the transport pipe.

Abstract: A system for obtaining energy consumptions, savings and cost reduction in structures adapted for human habitation which includes the utilization of a plurality of mats including phase change material encapsulated within first and second layers of plastic material having heat transfer capability disposed within the plenum area above a ceiling of a room within a building with the amount of phase change material contained within each mat being between 0.5 lbs. and 0.67 lbs. per square foot.

Abstract: The invention relates to a heat exchanger tube (1) having a tube longitudinal axis (A), a tube wall (2), an outer tube face (21) and an inner tube face (22), wherein axially parallel or helically circumferential continuous fins (3) are formed on the outer tube face (21) and/or inner tube face (22) which fins continuously run from the tube wall, and continuously extending primary grooves (4) are formed between respectively adjacent fins (3). According to the invention, the fins (3) along the fin profile are subdivided into periodically repeating fin sections (31) which are divided into a multiplicity of projections (6) with a projection height (h), wherein the projections (6) are formed between primary grooves (4) by making cuts into the fins (3) at a cutting depth transversely with respect to the fin profile to form fin segments and by raising the fin segments in a main orientation along the fin profile.

Abstract: A vehicle air-conditioning device may achieve comfortable heating of a vehicle interior by starting a compressor, an indoor blower and heat generating means at appropriate timing. The vehicle air-conditioning device includes a compressor which compresses a refrigerant, a radiator disposed in an air flow passage to let the refrigerant radiate heat, a heat absorber which lets the refrigerant absorb heat, and an indoor blower which blows the air through the air flow passage. The vehicle interior is heated by heat radiated from the radiator. The vehicle air-conditioning device includes a heating medium-air heat exchanger of a heating medium circulating circuit disposed in the air flow passage to heat air supplied to the vehicle interior. On a basis of an outdoor air temperature, the timing to start the compressor, the indoor blower and the heating medium circulating circuit is controlled.

Abstract: A thermal conducting structure includes a vapor chamber and at least one heat pipe. The vapor chamber has a casing with a through hole formed on a side of the casing, and a chamber defined inside the casing and communicated with the through hole and having a metal mesh covered on an inner wall of the chamber. The heat pipe has a tubular body and an opening formed at an end of the tubular body, and the tubular body is connected to the through hole, and a cavity is defined inside the tubular body. A capillary member is covered onto an inner wall of the cavity. The metal mesh extends through the opening into the cavity to connect the capillary member. The metal mesh is used as a capillary structure, and the vapor chamber and heat pipe are used together to provide a better cooling efficiency.

Abstract: A system having a mixed air box with inputs of return air from a space or spaces of a building, and of outside air. The mixed air box may have an output of discharge air to the space or spaces of the building. The air from the output may be return air that is conditioned with cooling, heat, or outside air. A damper may be situated at the input of outside air to the mixed air box. A temperature sensor may be positioned at the input for outside air and at the output of discharge air. A cooling mechanism may be at the output of the discharge air. The temperature sensor may be downstream from the cooling mechanism. An economizer may have connections with the damper, the temperature sensor and the cooling mechanism.