Abstract: An assembly for storing thermal energy comprising a phase change material, PCM, storage vessel and at least one heat transfer fluid, HTF, receptacle, the PCM storage vessel being defined by a thermally conductive wall 108, the PCM storage vessel 100 comprising an inverted tapered portion, the inverted tapered portion having a tip portion and a base portion, the tip portion having a diameter less than the diameter of the base portion, the tip portion being arranged relatively beneath the base portion, the at least one HTF receptacle being provided adjacent to and in thermal communication with at least a portion of the PCM storage vessel, thermal communication between the PCM storage vessel and the at least one HTF receptacle occurring via the thermally conductive wall, and wherein the HTF receptacle comprises a portion for receiving thermal energy from an external thermal energy source, the said the portion being adjacent the tip portion of the inverted tapered portion.

Abstract: A method provides a sealed connection of a connector to a heat exchanger of the coaxial tubular type is particularly suitable for a motor vehicle air-conditioning circuit. The method includes the steps of mounting a free end of an external tube of the exchanger in or on the connector. The external tube is directly secured with the connector, and an internal tube is inserted in the external tube until a free end of the internal tube is mounted in or on the connector. This mounting ensuring a sealing between the internal tube and the connector. The method further includes directly securing the internal and external tubes against one another to avoid relative displacements.

Abstract: When an enclosed space is formed, by at least one of surfaces forming an exterior shape of a shielding member and an intake or exhaust surface among surfaces forming an exterior shape of heat-generating housings, in such a way that a taken-in airflow and an exhausted airflow of the heat-generating housings installed in at least two rows can be separated or substantially separated, a cooling system includes: a duct formed to be able to separate or substantially separate a first airflow and a second airflow being intake/exhaust of a specific heat-generating housing among the heat-generating housings, and heat-generating housings other than the specific heat-generating housing, respectively; and a cooling enhancement unit enhancing cooling for the specific heat-generating housing by acting on the first airflow, thereby avoiding occurrence of a hot spot due to a high-heat-generating housing, in a system building an air-conditioning environment such as aisle capping.

Abstract: The invention relates to a heat exchanger comprising first fluid inlets, first fluid outlets, second fluid inlets and second fluid outlets. Each of the first fluid inlets, the first fluid outlets, the second fluid inlets and the second fluid outlets are arranged on four different sides of a heat exchanger core. A manifold covers one of the four different sides of the heat exchanger core, wherein a first sidewall of the manifold is arranged at an angle smaller than 90 degree to the one side of the heat exchanger core which is covered by the manifold. An edge of the heat exchanger core between the one side of the heat exchanger core which is covered by the manifold and a neighbouring side of the four different sides of the heat exchanger core forms a common weld line with a connecting edge of the first sidewall of the manifold. The invention also relates to a method for manufacturing a heat exchanger comprising a heat exchanger core and a manifold.

Abstract: A three dimensional pulsating heat pipe includes a three dimensional pipe coil structure and a heat exchange chamber. The three dimensional pipe coil structure is formed by winding at least one metal pipe to surround repeatedly a central axis and stack by extending along the central axis. Two opposite sides of the three dimensional pipe coil structure are arranged as a heating section and a condensation section, respectively. The heat exchange chamber is disposed at the heating section. Two opposite ends of the at least one metal pipe are connected with an interior of the heat exchange chamber.

Abstract: A modularized water-cooling heat sink includes a cold discharge body, a water tank and a water pump. The water pump is connected with the water tank, and connected with the cold discharge body via an external cold head. The cold discharge body is provided with a first through hole in communication with outside, and the water pump is provided with a second through hole in communication with outside. The first through hole is located on the end of the cold discharge body away from the connection with the water pump. The water tank and the cold discharge body are detachably connected. The modularized water-cooling heat sink has such a modular structure design that it is assembled as simple as an integrated water-cooling heat sink, and that the heat dissipation effect thereof is as good as a split water-cooling heat sink.

Abstract: An HVAC system is provided. Embodiments of the present disclosure generally relate to heat exchangers having tubing with a reduced diameter compared to traditional systems. In one embodiment, a ducted HVAC system comprises an outdoor heat exchanger with tubing that has an outer diameter of eight millimeters (8 mm) or less and an indoor heat exchanger with tubing that has an outer diameter of nine millimeters (9 mm) or less. Additional systems, devices, and methods are also disclosed.

Abstract: A pressurized infusion device and a liquid cooling system are disclosed. The pressurized infusion device includes a liquid storage tank and a pump. The liquid storage tank has a first end and a second end opposite to the first end. The first end has a first connecting structure, and the second end has a second connecting structure. The pump is connected with the first end of the liquid storage tank and has a third connecting structure, a first connecting port, a second connecting port, a third connecting port and a fourth connecting port. The third connecting structure corresponds to the first connecting structure. A pump flow channel from the first connecting port to the second connecting port is formed inside the pump, and a bypass flow channel from the third connecting port to the fourth connecting port is also formed inside the pump.

Abstract: This disclosure describes single and multi-layer woven meshes designed to enable sucking flow condensation and capillary-driven liquid film boiling, respectively, for instance, in use in heat spreaders. The single-layer woven meshes can include a nanostructure coating and a hydrophobic coating, while the multi-layer meshes can include a microcavity coating and optionally a hydrophilic coating.

Abstract: A block style heat exchanger for a heat pipe reactor having a plurality of heat pipes extending from a reactor core. The heat exchanger includes a plurality of primary channels, each for receiving heat transferred from the core via one of the heat pipes. The primary channels extending within a block of one or more materials. The heat exchanger also includes a plurality of secondary channels defined within the block for transmitting a flow of the secondary heat transfer medium through the heat exchanger from an inlet to an outlet. The block is formed from one or both of: a plurality of plates bonded together, with each plate defining at least a portion of one or more of the plurality of primary channels and/or the plurality of secondary channels, and/or a unitary piece of material formed from an additive manufacturing process.

Abstract: A method of forming a membrane panel configured to be secured within an energy exchange assembly may include forming an outer frame defining a central opening, and integrating a membrane sheet with the outer frame. The membrane sheet spans across the central opening, and is configured to transfer one or both of sensible energy or latent energy therethrough. The integrating operation may include injection-molding the outer frame to edge portions of the membrane sheet. Alternatively, the integrating operation may include laser-bonding, ultrasonically bonding, heat-sealing, or the like, the membrane sheet to the outer frame.

Abstract: A heat sink assembly for a cage for a field replaceable computing module includes a heat sink, a thermal interface material (TIM), and an actuation assembly. The heat sink includes fins and a mating surface positioned at a base of the fins. The TIM includes a first surface that is coupled to the mating surface of the heat sink and a second surface that is opposite the first surface. Thus, the second surface can engage a heat transfer surface of a field replaceable computing module installed adjacent the heat sink. The actuation assembly includes a rotational cam. When the rotational cam is in a first position, the second surface of the TIM contacts the heat transfer surface of the computing module. When the rotational cam moves to a second position, the second surface of the TIM is moved a distance away from the heat transfer surface of the computing module.

Abstract: A pressure vessel includes a first wall defining a container and a second wall surrounding the container defining a cavity between the first wall and the second wall. The pressure vessel also includes a vent in the second wall providing fluid communication between the cavity and an outside of the second wall and matter positioned within the cavity configured to prevent flame from propagating through the cavity while providing thermal conductivity between the first wall and the second wall.

Abstract: According to one embodiment, a cooling device includes a heat releasing element including a surface configured to contact a heat generating element and an internal fluid channel configured to flow a cooling medium. The cooling device also includes a plurality of cooling fins within the fluid channel, each of which extends in a direction crossing a flow direction of the cooling medium and has a zigzag, corrugated shape defined by multiple bent portions.

Abstract: Provided is an automatic secondary degassing fixed-length mechanism for an ultrathin heat pipe. The automatic secondary degassing fixed-length mechanism comprises an automatic lifting device A installed on a length adjustment sliding table, an automatic clamping device B, a length positioning and extension device C and a PLC. The present invention, having the advantages of simple structure, high efficiency and stability, is suitable for the secondary degassing fixed-length processing of heat pipes of different lengths, and particularly suitable for processing ultrathin heat pipes made of a thin-walled heat pipe by a flattening process, having advanced structural design and stable and high-efficiency production. In this mechanism, size positioning and automatic clamping in the secondary degassing fixed-length process for the heat pipes are correspondingly achieved through the automatic lifting device A and the automatic clamping device B.

Abstract: A heat exchanger comprises: a plurality of first fluid channels defining a flow path for a first fluid; a first fractal channel for conveying the first fluid to the plurality of first fluid channels; and a second fractal channel for conveying the first fluid from the plurality of first fluid channels; wherein the first fractal channel and the second fractal channel each comprises at least one divergence point along its length where a parent channel splits into a plurality of sub-channels which diverge away from each other, and wherein one or each of the first fractal channel and the second fractal channel defines one or more through-channels for a second fluid to pass through the respective fractal channel, each through-channel extending from a parent channel side of a divergence point and emerging between the corresponding sub-channels on a sub-channel side of the divergence point.

Abstract: A heat exchanger header for receiving a first fluid includes a tubular primary fluid channel oriented along a first axis and having a first cross-sectional area. A first branched region adjacent to the primary fluid channel fluidly connects to a plurality of tubular secondary fluid channels, each having a second cross-sectional area, and a second branched region adjacent to each of the secondary fluid channels fluidly connects to a plurality of tubular tertiary fluid channels, each having a third cross-sectional area. The second cross-sectional area is greater than the third cross-sectional area.

Abstract: The present disclosure relates to a soot blower including: a lance tube which includes one end that reciprocally moves in one direction on a surface of an inlet port of a flow path of the tubular heat exchanger; a drive unit which is connected to the lance tube and reciprocally moves and rotates the lance tube in the one direction; a first nozzle which is connected to the one end of the lance tube and discharges steam to the inlet port; and a second nozzle which is disposed adjacent to the first nozzle and connected to the one end of the lance tube and discharges solid particles to the inlet port, and the present disclosure relates to a method of cleaning a tubular heat exchanger by using the soot blower.

Abstract: The invention relates to an apparatus (1) for cooling an automobile component (20) by means of a gas, the apparatus comprising a cooling box (11) with a re-closeable opening (12) for receiving an automobile component (20) to be cooled, wherein at least one heat sink (13) is provided inside the cooling box (11) for cooling of the gas, and wherein the apparatus (10) includes at least one infra sound pulsator (2, 3) arranged to provide an infra sound into said cooling box (11) to improve heat exchange of the gas both with a cooling surface of the at least one heat sink (13), and with the automobile component (20). The invention also relates to a process for cooling an automobile component in such an apparatus.

Abstract: In this flat extruded aluminum multi-port tube, the corrosion-resistance, at inner surfaces of a plurality of flow passages independently and parallelly extending in the tube axial direction, is effectively enhanced. In a flat extruded aluminum multi-port tube 10 formed by an extrusion by employing an aluminum tube material and an aluminum sacrificial anode material having an electrochemically lower potential than the aluminum tube material, the aluminum sacrificial anode material is exposed to form a sacrificial anode portion 18 at least in a part of an inner circumferential portion in each of the plurality of flow passages 12.