Abstract: A cooling system and method for cooling electronic components, including IC dies. The cooling system employs a cooling device that includes a composite structure having first and second plates arranged substantially in parallel and bonded together to define a sealed cavity therebetween. The first plate has a surface that defines an outer surface of the composite structure and is adapted for thermal contact with at least one electronic component. A mesh of interwoven strands is disposed within the cavity and lies in a plane substantially parallel to the first and second plates, with the strands bonded to the first and second plates. A fluid is contained and sealed within the cavity of the composite structure, and flows through interstices defined by and between the strands of the mesh.

Abstract: A geo-cooled photovoltaic power conversion apparatus including a cooling system having liquid-to-earth sub-grade heat exchanger, multiple cooling loops, and a coolant reservoir which provides thermal storage for the cooling system.

Abstract: Various apparatus and methods for exchanging heat from a solid to a liquid. Some embodiments pertain to removing heat from a pressure vessel in which a gas absorption reaction is occurring. Yet other embodiments pertain to pressure vessels in which hydrogen is being absorbed into a metal hydride.

Abstract: A heat exchanger enables an efficient and uniform cooling and/or heating of liquids, in particular of blood. The heat exchanger includes an elongated, substantially cylindrical, housing, a plurality of capillaries, which are fastened inside the housing by means of partitions so that they are substantially parallel with the longitudinal axis of the housing and mutually placed in defined distances from, while the housing contains an inlet and an outlet of the cooling/heating liquid and a finishing element at each end. The element contains an input, or output of the cooled/heated liquid and includes inside the housing at least one laminarizer in the form of a partition with a plurality of openings, always one opening for each capillary, the diameter of the opening being bigger than the outer diameter of the capillary, and laminarizer is placed so that capillaries go through the centre of the opening in the laminarizer.

Abstract: A thermal transfer device comprising a thermal transfer surface and a passageway for conducting a thermal transfer fluid from an inlet to an outlet while passing in thermal contact with the thermal transfer surface. The passageway has at least two spiral passages and a connection channel connecting the at least two spiral passages to permit flow of the heat transfer fluid from a first spiral passage to a second spiral passage; thereby forming a path for the flow of the thermal fluid from the inlet, through the passageway, along the first spiral passage to the connection channel, then along the connection channel to the second spiral passage, and then to the outlet.

Abstract: The present invention relates to a heat exchanger, especially oil cooler for vehicles, comprising a heat exchanging element with a first terminal plate closing the heat exchanging element on one of its sides and with at least one opening provided with a socket for inlet or release of a fluid into or from the heat exchanger element, at least a first gasket carrier plate, with a first lateral face being arranged adjacent to the first terminal plate and a second lateral face being arranged opposite to the first lateral face, at least one passage opening leading from the first to the second lateral face for taking up at least one socket of the first terminal plate, at least a first sealing element, being arranged between the first terminal plate and the first gasket carrier plate, completely encircling the circumferential edge of the at least one passage opening on the first lateral face and sealing the passage opening between the first terminal plate and the first gasket carrier plate, at least a second sealing

Abstract: A heat exchanger has at least one inlet and outlet to permit circulation of refrigerant therethrough. Each heat exchanger includes a plurality of thin sections of material arranged between a pair of thin flat outer plates. Each of the thin sections of material is comprised of parallel flow paths, allowing for the refrigerant to flow through the inlet, then from one section to the next, and finally out the outlet. The arrangement of the sections of parallel flow paths allows for the refrigerant to come into contact with the majority of the inside wall of the outer plates, allowing for maximum heat exchange. In use for cooling liquids, the heat exchangers are arranged within a frame and brought into contact with the liquid to be cooled. When the heat exchangers are used to cool liquid sufficiently to produce ice crystals, a rotating scraping device sweeps across the surface of the heat exchanger, removing any ice crystals that have formed.

Abstract: A heat exchanger is provided that may include a shell; a first pipe that guides a first fluid into the shell; a tube, through which a second fluid that exchanges heat with the first fluid may pass; a second pipe, through which the first fluid is guided outside of the shell; and a base including a fastening portion to which the shell may be fastened and a support portion that supports the fastening portion. The fastening portion may have a tube hole, through which the tube may pass, and a pipe hole, through which at least one of the first pipe or the second pipe may pass, so that it is possible to increase availability of space at a side of and above the shell, and at least one of the first pipe, the second pipe, or the tube may be protected by the base, resulting in high reliability.

Abstract: A heat energy system which can be used to heat or maintain thermal balance in the interiors of buildings or buildings parts. According the invention there are containers built near and/or instead of surrounding surfaces of a room: of upper and lower surrounding surfaces to at least certain extent, and at least two parts of opposite side surrounding surfaces; and the neighboring containers are connected, and all containers define one closed fluid volume which is filled with heat transporting fluid. The typical layout of the invention is shown in FIG. 3.

Abstract: A display apparatus is provided. The display apparatus includes: a display panel which displays an image on a front surface thereof; and a heat spreading module having a shape corresponding to the display panel to support a rear surface, opposite the front surface, of the display panel, wherein the heat spreading module includes a heat spreader including a working fluid therein and at least one channel provided therein to guide the working fluid.

Abstract: Cartridges for maintaining objects at a desired temperature for 100 extended periods of time can be constructed by sealing a thermoconductive 105 cover on a flexible base container filled with a phase change material with a phase change temperature identical to the desired temperature.

Abstract: A heat absorbing or dissipating device having a multi-pipe arrangement for flowing of thermal conductive fluids having a temperature difference. The thermal conductive fluids are reversely transported by a first fluid piping and second fluid piping in parallel or substantially parallel arrangements on a same end side of the heat dissipation or absorption receiving article or space. This configuration is configured to allow the heat transference, i.e., heat absorption or heat dissipation, between the thermal conductive fluid and the heat absorbing or dissipating device.

Abstract: A heat exchanger (10) cooling a fluid and a method for manufacturing, the heat exchanger (10) having an outer pipe section (12) in which a plurality of inner pipe sections (36) with channels for the fluid to be cooled are disposed. At least one cooling fluid channel (56) is disposed in the outer pipe section (12). The at least one cooling fluid channel (56) and the at least one channel for the fluid to be cooled are in heat contact and fluidically separated from each other. A plurality of inner pipe sections (36) open on both ends (38, 46) form of a pipe bundle (34) having ends fixed tightly in a corresponding lead-through opening (40) of an upstream end body (42) and fixed tightly with the other end (46) in a corresponding lead-through opening (48) of a downstream end body (50).

Abstract: A method and an associated apparatus for drying moisture-laden air from a working chamber of a water-bearing machine, in particular a dishwasher, comprises: setting the temperature of the moisture-laden air in the working chamber to between 40° C. and 50° C., setting the temperature of a cooling medium in a heat exchanger to less than 20° C., and conducting the moisture-laden air, of which the temperature has been adjusted in this way, out of the working chamber through the heat exchanger.

Abstract: A video display device includes: a video processing unit including a light source and optical components, which generates and displaying video signals; and a cooling mechanism unit cooling the light source and the optical components, wherein the cooling mechanism unit includes an air cooling fan generating cooling air for cooling the optical components to be circulated in the device, a heat exchanger arranged in a flow path of the circulating cooling air, performing heat exchange of the cooling air obtained after the cooling of the optical components from a high temperature to a low temperature, a cooler cooling heat generated in the light source and heat generated in the heat exchanger by a cooling liquid, and a circulating thermal regulator circulating the cooling liquid with respect to the cooler while managing a liquid temperature of the cooling liquid so as to be a constant temperature.

Abstract: Dummy tubes are each provided near a gas inlet side and a gas outlet side of a heat recovery unit and near a gas discharge side of a re-heater via an intubation, and a heat medium is circulated in the dummy tube by a branched path which branches from a medium circulation path. The dummy tube is periodically extracted to check the quantity of thickness reduction of the surface thereof. Thus, it is possible to check the quantity of thickness reduction of the surface of the dummy tube, and determine the state of damage or the like of a heat transfer tube.

Abstract: A water tank for use in air-conditioning and/or heating systems and includes a container capable of storing at least one thousand gallons of a fluid. An evaporator coil is disposed within the container and the fluid contained within the container. The evaporator can consist as part of a refrigerant circuit. A pickup radiator coil is also disposed within the container and fluid. The pickup radiator coil can consist as part of a chilled water air conditioning water system for a dwelling. The water tank can be insulated. The fluid stored within said container can be a mixture of water and anti-freeze.

Abstract: An actuator has a support plate, a pump head in thermally conductive contact with the support plate, and an actuator body. Cooling means is disposed between the support plate and the actuator body. The cooling means is configured to remove and transfer heat from the pump head to the actuator body. In one embodiment, the cooling means includes two thermally conductive plates (called cold-side and hot-side plates) and a thermoelectric device disposed in thermally conductive contact between the cold-side and hot-side plates. The cold-side plate is in thermal communication with the pump head through the support plate. The hot-side plate is in thermal communication with the actuator body. The thermoelectric device is configured to transfer heat from the cold-side plate, which is in thermal communication with the pump head, to the hot-side plate, which is in thermal communication with the actuator body, thereby removing heat from the pump head.

Abstract: The present invention relates to a controllable cooling system (1) for a motor vehicle, comprising a coolant circuit which routes coolant to and out of an internal combustion engine, and to a mechanically operated, controllable main coolant pump (3) and an electrically operated, controllable secondary coolant pump (5). The cooling system further comprises a control device which controls the main coolant pump (3) and the secondary coolant pump (5) in dependence on operating conditions of the internal combustion engine. The invention furthermore provides an electrically operated, controllable secondary coolant pump (5) for such a cooling system (1), an impeller (25) for use in this secondary coolant pump (5), and a method for controlling the coolant flow in such a cooling system (1).

Abstract: A fluid heat transfer device includes a multi-pipe arrangement for transporting fluids of temperature difference in counter flow directions on same end sides of a first transfer pipe and second transfer pipe having a parallel arrangement.

Abstract: An apparatus and method for cooling a heat-generating component includes a stationary base structure and a rotating structure. The stationary base structure is mountable at the first heat-conducting surface to or near the heat-generating component. The stationary base structure has a first and second heat-conducting surface to conduct heat therebetween. The rotating structure is rotatably coupled to the stationary base structure. The rotating structure has a heat-extraction surface facing the second heat-conducting surface across a spatial gap. As a result of the rotating structure rotatably moving, the rotating structure substantially transfers the heat from the second heat-conducting surface to a thermal reservoir communicating with the rotating structure. In addition, as a result of the rotating structure rotatably moving, at least two surfaces of the rotating structure and/or the stationary base structure generate a thrust and an opposing thrust to vary and/or maintain the spatial gap.

Abstract: A coil system for an outdoor heat exchanger in a HVAC system. The coil system comprises an integrated subcooler coil section positioned between the primary coil section and the expansion valve. A distributor combines the individual refrigerant streams from the coils of the primary coil section into a single refrigerant stream before separating the stream among the different coils of the subcooler section. The subcooler coil section is positioned such that the incoming air stream is directed directly at the subcooler coil section to maximize the difference in temperature between the air stream and the refrigerant within the subcooler section.

Abstract: The titanium alloy material of the invention is excellent in a deposition inhibiting property of scales mainly comprising calcium carbonate contained in water and exhibits an excellent formability during manufacture of a heat exchanger or the like. The titanium alloy material of the invention contains P in an amount of 0.005 to 0.30% (mass % here and hereinafter) and Sn in an amount of 0.01 to 3.0%, with the balance of Ti and unavoidable impurities. Further, in a case where the titanium alloy material contains one or more elements selected from the group consisting of Cu, Fe, and Ni, they may satisfy the following formula (1): Cu+4.9Fe+1.3Ni+0.5Sn?1.6??(1) in which Cu, Fe, Ni and Sn each represent the content (mass %) of the respective elements in the titanium alloy in the formula (1).

Abstract: The present invention provides a heat dissipating member having excellent heat dissipation properties and suitable for use in an oil environment. The present invention is a heat dissipating member including: a porous base material containing a fluorine resin and a thermally-conductive filler; and an oil contained in pores of the porous base material. The fluorine resin contains polytetrafluoroethylene. The heat dissipating member can be produced, for example, by a method including the steps of: (1) stacking and rolling together a plurality of sheet-shaped formed bodies each containing a polytetrafluoroethylene-containing fluorine resin, a thermally-conductive filler, and a molding aid, so as to obtain a rolled laminated sheet; (2) removing the molding aid from the obtained rolled laminated sheet to obtain a porous base material; and (3) impregnating the obtained porous base material with an oil.

Abstract: An apparatus is provided that includes a device and a mechanism for heat transfer that includes a provided hydrofluoroether having high temperature stability. Also provided is a method of transferring heat and a composition that includes a provided hydrofluoroether.

Abstract: A heat exchanger structure including multiple fluid circuits, through which respective streams of a first fluid pass from a stream inlet to a stream outlet to transfer heat to or from a second medium. The fluid circuits are arranged into at least a first group and a second group, at least the first group consisting essentially of only fluid circuits that perform substantially similarly according to at least one selected performance criterion. A control sensor for at least the first group generates a signal representative of a parameter of the first fluid in the associated group. A valve for at least the first group is in fluid communication with of all the streams of the associated group so as to be able to control the flow of fluid through the streams of the associated group in parallel.

Abstract: Disclosed is a heat exchanger wherein warping (bending) of an intervening member and a frame is suppressed when the intervening member and a wall portion of the frame member having different linear expansion coefficients are welded with each other. A method for manufacturing the heat exchanger, a semiconductor device wherein warping (bending) of an intervening member and a frame is suppressed, and a method for manufacturing the semiconductor device are also disclosed. Specifically disclosed is a heat exchanger wherein a fin member provided with a plurality of fins forming flow channels for a refrigerant is arranged within a frame which forms the outer casing. The frame has a first frame member (a first wall portion) to which insulating plates (intervening members) interposed between the frame and heat-generating bodies (semiconductor elements are welded. The insulating plates (intervening members) have a linear expansion coefficient different from that of the frame.

Abstract: Disclosed is a vehicle equipped with air-filled tires, wherein heating of the air-filled tires during driving is minimized, and the durability of said tires is increased. Either many dimples are formed on the outside surface of at least one sidewall of the air-filled tires, or at least part of the outside surface of the sidewalls is formed using a good-thermal-conductivity rubber having a thermal conductivity of at least 0.40 W/(m·K). The vehicle is also provided with a cooling device that blows a gas that cools the air-filled tires from the outside.

Abstract: An apparatus for the compact cooling of an array of components. The apparatus includes a housing with cover plates on opposing sides of the housing, and a frame between the cover plates. The frame is thermally coupled to each of the cover plates and includes a plurality of channels for passing coolant through the housing.

Abstract: A liquid-cooled-type cooling device includes a casing having a top wall, a bottom wall, and a cooling-liquid passage, and a radiating member disposed in the cooling-liquid passage. The radiating member has a substrate and a plurality of pin-shaped fins. Longitudinally intermediate portions of the pin-shaped fins are brazed to the substrate. The substrate has a plurality of fin insertion holes, and the pin-shaped fins are inserted into the fin insertion holes of the substrate. A plurality of convex portions are integrally formed on the longitudinally intermediate portion of each pin-shaped fin. The substrate and the pin-shaped fins are provisionally fixed together by plastically deforming the convex portions such that they are crushed. In this state, the substrate and the pin-shaped fins are brazed together. The upper and lower end portions of the pin-shaped fins are brazed to the top wall and bottom wall, respectively, of the casing.

Abstract: A fabric for thermal management including the cooling of an object, such as a person's skin. The fabric is formed of a plurality of materials including at least one liquid transport enhancing material and at least one evaporative transport impeding material. When the fabric is in use, the transport enhancing material is located near an object to be cooled, while the evaporation impeding material is spaced away from the object. The fabric is peached so that there is an entanglement of the two materials. Peaching is performed on both sides of the fabric, but initially on the side with the transport enhancing material such that a portion of the evaporation impeding material is pulled into the fabric core. A method of making the fabric is also described.

Abstract: Embodiments of the invention include an apparatus, system, and method for cooling a pedestal for supporting a workpiece during plasma processing. An embodiment of a pedestal includes: a base over which the workpiece is to be disposed, a plurality of nozzles to supply a fluid from a supply plenum to impinge on a surface of the base, and a plurality of return conduits to return the supplied fluid to a return plenum. The fluid to be supplied by the plurality of nozzles can be projected as one or more jets submerged in surrounding fluid or as a spray that emerges from a surrounding fluid within a volume between the plurality of nozzles and the base to impinge on the surface of the base.

Abstract: A cooling system cools at least one heat producing device provided in a unit of transport, and a method is provided for cooling at least one heat producing device provided in a unit of transport. The cooling system includes at least one first liquid circuit and at least one first heat exchanger assigned to the first liquid circuit, the first liquid circuit, for cooling the at least one first heat producing device, being configured to absorb heat of the first heat producing device via a cooling liquid circulating in the first liquid circuit and dissipate heat to the first heat exchanger, the first heat exchanger being coupled in such a manner to a first air-guiding system available on board the unit of transport, that exhaust air extracted from the first air-guiding system can be supplied to the first heat exchanger in order to recool the cooling liquid.

Abstract: The invention relates to a device (1, 1?, 1?) for cooling an optical fiber (13), including two portions (20, 29), each of the portions (20, 29) including at least one receiving surface (204, 294) on which a half-channel (240, 2490) is provided, such that, once the two portions (20, 29) are placed in contact at the receiving surface (204, 294) thereof, the two portions (20, 29) form a main through-channel for accommodating the passage of the optical fiber (13), characterized in that each of the portions (20, 29) is a block of a thermally conductive material and in that at least one (20) of the portions includes a cylindrical secondary channel (209), which is in fluid connection with a plurality of openings (2046) distributed along the half-chatmel (2040) of said portion (20), in order to form a heat-trans for fluid distribution chamber for the plurality of openings (2046).

Abstract: The first invention relates to a vehicle with pneumatic tires characterized in that the vehicle comprises a cooling unit which expels a fluid to cool the pneumatic tire from the outside thereof at least when the air pressure of the pneumatic tire decreases. And, the second invention relates to a tire cooling method in the vehicle with pneumatic tires comprising: a step of monitoring the air pressure of the pneumatic tire during running, and a step of expelling a fluid toward the pneumatic tire so as to cool the pneumatic tire from its outside when the air pressure falls below a predetermined value.

Abstract: A vehicle, such as a parallel or series hybrid vehicle, includes both an electric traction motor and a range extending device such as, for example, an internal combustion engine, or a fuel cell. In an embodiment, a thermal management system for the vehicle includes a passenger cabin heating circuit configured to circulate heat exchange fluid through a liquid-to-liquid heat exchanger and a passenger cabin heating heat exchanger. A motor circuit can be configured to circulate heat exchange fluid through the electric traction motor, a transmission control module, and a DC/DC converter. The motor circuit can be selectably connected to the passenger cabin heating circuit by a valve. An engine circuit is configured to circulate heat exchange fluid through the internal combustion engine, a radiator, and the liquid-to-liquid heat exchanger.

Abstract: A heat pipe heat dissipating device includes a chamber; a rotary shaft positioned within the chamber; an isolating member affixed to the rotary shaft; and a nozzle provided on the isolating member, wherein the nozzle directs the flow of a refrigerant vapor and prompts the rotary shaft and the isolating member to rotate. The heat pipe heat dissipating device can operate with a self-driving operation. A heat pipe heat dissipating method is also provided.

Abstract: An apparatus and method to cool compressors, condensing coils, and similar devices. The compressor or condensing coil is cooled by the delivery of water, which may be ambient temperature or chilled. In one embodiment, the water is delivered to a mesh filter or screen via one or more mist spray nozzles. Water conduits may be integrated with the filter frame. The method to control the delivery of the water is designed to conserve water. The control circuit comprises a microcontroller device which contains programming that receives inputs, including but not limited to, outside ambient air temperature, condenser liquid line temperature, relative humidity and electric current, and uses said inputs to provide a stepwise level of control (“solenoid open time”) of water delivery commensurate with outside air temperature and relative humidity.

Abstract: In a devolatilization/solution concentration process, the feed stream is pre-heated and further heated to a temperature which is higher than the normal boiling point, evaporated into a circulating gaseous medium to obtain a concentrated stream, and the vapor in the circulating gaseous medium is condensed to provide the pre-heating and produce a condensed stream. Increasing the temperature span between the heated stream and the cooled, concentrated stream provides more energy for evaporation into the circulating gaseous medium and improves the performance. The process is thus better adapted for fresh-water production, salt-solution concentration, volatile-matter extraction, air conditioning, refrigeration, low-temperature heat energy upgrading, and electricity generation. Examples of the relevant applications are also provided.

Abstract: This invention relates to method and system for making of artificial snow or ice for outdoor as well as indoor artificial ski as well as method and systems for preserving ice for winter recreational activities, all year round for indoor facilities and at least half year or longer for outdoor facilities. It also relates to method and systems for preserving ice using embedded coolant lines capable of absorbing the heat from the thermal storage medium through a coolant and passing on same further to snow/ice layer. It also relates to method and systems for circulating waste snow/ice and using the thermal energy stored for snow making.

Abstract: Various circuit board lids and methods and using the same are disclosed. In one aspect, an apparatus is provided that includes a lid adapted to cover a semiconductor chip mounted on a circuit board. The lid has a top plate, a first support leg and a second support leg opposite the first support leg adapted to support the lid. The first and second support legs and the top plate define a recess to accommodate the semiconductor chip. The recess has a first opening and a second opening. At least one of the first and second openings extends from the first support leg to the second support leg.

Abstract: An indoor device is provided. The indoor device may include a base to be fixed to an indoor wall; a fan disposed on the base that blows air; an orifice disposed upstream of the fan that guides air to the fan; a heat exchanger disposed upstream of the orifice that allows air to exchange heat with a refrigerant; and a magnet disposed at the fan and having magnetism.

Abstract: The invention relates to an apparatus for cooling a heat source of a motor vehicle, comprising a hollow heat sink, an inlet for introducing a cooling fluid, an outlet for discharging a cooling fluid, a first collecting region for collecting the introduced cooling fluid, a second collecting region for collecting the cooling fluid to be discharged, and an insert part for guiding the cooling fluid from the first to the second collecting region, wherein the first and second collecting regions and the insert part are arranged within the heat sink.

Abstract: A fin for a heat exchanger includes a flat portion parallel to a flow direction of a fluid, multiple louvers cut and inclined from the flat portion and arranged in the flow direction, and a fluid-turning part arranged between two of the louvers adjacent to each other to be parallel to the flow direction. The louvers located upstream of the fluid-turning part are opposite from the louvers located downstream of the fluid-turning part in an inclination direction. The louvers include at least first louvers and second louvers. The first louvers are inclined from the flat portion at a first inclined angle larger than a second inclined angle at which the second louvers are inclined from the flat portion. The second louvers are arranged adjacent to the fluid-turning part.

Abstract: A system for condensing steam is provided that includes a cooling tank and a condensing coil extending into the cooling tank. Coolant from a source of coolant flows into the tank to cool the condensing coil when the temperature of the coolant in the cooling tank exceeds a predetermined value. A drain is in fluid communication with the cooling tank. An air gap assembly is located between the tank and the source of coolant. The air gap assembly includes an opening to atmospheric air and is constructed and arranged to allow coolant to flow out of the opening air vent when there is a predetermined amount of coolant back flowing into the device.

Abstract: A liquid heating system and heat exchangers therefore are disclosed. Each heat exchanger comprises a right heating chamber having a right input port and a right output port, and a left heating chamber having a left input port and a left output port. A heating circuit is configured such that circulating heated supply fluid through the heating circuit heats target liquid present in the heating chambers. The system includes a plurality of heat exchangers including a first, a final, and a plurality of middle heat exchangers. The right and left heating chambers are connected such that target liquid flows into the right input port of the right chamber of the first heat exchanger and through each right chamber to the left chamber of the final heat exchanger, and then through each left chamber and through the left output port of the first heat exchanger to a hot liquid discharge.

Abstract: A cooling assembly is provided for use in a work vehicle. The cooling assembly may comprise a heat exchanger for transferring energy in the form of heat from a coolant fluid to air passing through the heat exchanger, filter structure positioned adjacent a first side of the heat exchanger to filter the air before the air passes through the heat exchanger, and a fan shroud positioned adjacent a second side of the heat exchanger.

Abstract: One embodiment of the present invention is a heat sink apparatus for cooling a semiconductor device includes: (a) a rigid support ring having a top surface and a bottom surface; (b) a thermally conductive bottom sheet having a top and a bottom surface, wherein the top surface of the sheet is attached to the bottom surface of the rigid support ring; and (c) a channel for cooling fluid formed by a volume contained by the rigid support ring, the sheet, and an enclosure; wherein the sheet is held in tension by the rigid support ring, thereby reducing the macroscopic coefficient of thermal expansion (CTE) of the sheet. In use, thermally induced mechanical stress in a semiconductor device attached to the bottom surface of the sheet may be ameliorated by the reduction in macroscopic CTE, thereby increasing reliability of an assembly as it is cycled in temperature during normal operation.

Abstract: A heat sink for use with a heat generating component includes a molded cooling block including a molded cooling passage for receiving a cooling medium. The cooling block is configured to be positioned in sufficient heat transfer relationship with respect to the heat generating component so that the cooling medium is able to receive heat from the heat generating component. Furthermore, the cooling block includes first and second sections that are connected together and that each partially define the cooling passage.

Abstract: An extensional flow static heat exchanger with at least two components of tubular cooling elements arranged in a flow passage, wherein the components are successively arranged in the flowing direction, each component having a first and a second set of at least two cooling elements, the cooling elements of the first set being angularly offset to the cooling elements of the second set, the cross sections of the cooling elements have a convex profile on the upstream and downstream side or a droplet shape, the cooling elements of the first and the second set, respectively of the adjacent component are arranged at least partially in the space between two cooling elements of the first and second set, respectively of the previous component, a process for producing a low density extruded thermoplastic foam material and a low density extruded thermoplastic foam material.