Provided are a phase change cooler with enhanced cooling performance and enhanced pressure resistance performance, and an electronic device using such a phase change cooler. The phase change cooler includes a heat receiving unit, a heat dissipating unit, a vapor pipe and a liquid pipe that interconnect the heat receiving unit and the heat dissipating unit to form a loop, and refrigerant encapsulated inside the phase change cooler. The heat receiving unit has an approximately semicircular cross section, and the vapor pipe is coupled to an inclined face of the heat receiving unit.

An autonomous self-powered system for cooling radioactive materials comprising: a pool of liquid; a closed-loop fluid circuit comprising a working fluid having a boiling temperature that is less than a boiling temperature of the liquid of the pool, the closed-loop fluid circuit comprising, in operable fluid coupling, an evaporative heat exchanger at least partially immersed in the liquid of the pool, a turbogenerator, and a condenser; one or more forced flow units operably coupled to the closed-loop fluid circuit to induce flow of the working fluid through the closed-loop fluid circuit; and the closed-loop fluid circuit converting thermal energy extracted from the liquid of the pool into electrical energy in accordance with the Rankine Cycle, the electrical energy powering the one or more forced flow units.

Embodiments of the disclosure pertain to a method for monitoring a heat exchanger unit that may include the steps of: coupling the heat exchanger unit with a heat generating device; associating a monitoring module with an airflow side of the heat exchanger unit; operating the monitoring module whereby a microcontroller performs tasks related to providing an indication; and taking an action based on the indication. The monitoring module includes an at least one sensor proximate to the airflow side; a logic circuit in operable communication with the at least one sensor, and further comprising the microcontroller.

A heat exchanger includes a chassis, and a mounting opening and an outer outlet formed at the bottom of the chassis. The cooling core is installed in the chassis and disposed above the mounting opening. The external circulation fan module is installed from the mounting opening into the chassis. The cover covers the mounting opening. External air flows through the cooling core and exchanges heat with the cooling core to simplify the method of mounting the external circulation fan module.

A radiator includes a tube that has a flattened-shape, the tube including an internal flow channel that allows a coolant to flow through the internal flow channel; and a tank that includes an insertion port into which a joint end portion of the tube is inserted so that the tank and the tube are joined to each other, wherein the tube includes an outer-peripheral-wall extending in a direction perpendicular to a thickness direction of the tube, and bend depressions that are bent toward the internal flow channel in a concave shape are formed in at least a region of the outer-peripheral-wall adjacent to the joint end portion, the bend depressions extending along the internal flow channel, and the bend depressions are deformed in a width direction of the tube so that the width of the joint end portion is the same as the width of the insertion port.

A fluidic thermal exchange element adapted to cool a heat generating component includes a thermal conductive element having a first surface that thermally contacts the heat generating component and a second surface having fins in a cell configuration. A cover is fluidically sealed relative to the thermal conductive element to form a cavity and has first and second fluid access points arranged relative to the fins such that cooled fluid flowing from the first access point to the second access point in the cavity interacts with the fins and acquires thermal energy therefrom to create heated fluid at the second access point. A modular radiator receives the heated fluid from the second access point and cools the fluid to create the cooled fluid for recirculation to the first access point. The modular radiator has a plurality of fluid-fluid thermal coupling elements (FFTCEs), each including first and second fluid thermal interface elements disposed in a frame. A plurality of the FFTCEs are stacked upon each other between top and bottom plates to mechanically restrain the FFTCEs, and the top plate comprises a first fluid access port for accepting the heated fluid and directing the heated fluid to flow through access channels in the respective frames of the FFTCEs to provide heat exchange with the respective FFTCEs to provide the cooled fluid at a second fluid access port that is connected to the first fluid access point.

A radiator includes a main body, two connecting members and two taps. The two connecting members are disposed on opposite sides of the main body. Each of the two taps is rotatably connected to one of the two connecting members, such that the two taps are rotatably disposed on opposite sides of the main body.

An integrated liquid-cooling radiator includes a first reservoir, a second reservoir and a plurality of radiating pipes. The first reservoir is made of a heat-dissipating metal material. A first partition is provided in the first reservoir to divide an inside of the first reservoir into a first liquid inlet chamber and a first liquid outlet chamber. A bottom of the first reservoir is provided with a thermally conductive copper sheet. By arranging the thermally conductive copper sheet on the first reservoir to form an integrated structure, the product has a compact structure.

A cooling module including a first heat exchanger cooling a first heat exchange medium, a second heat exchanger cooling a second heat exchange medium, a third heat exchanger cooling a third heat exchange medium, and a fan and shroud assembly arranged in parallel in an air flow direction, wherein a flow of the first heat exchange medium inside first tubes forming the first heat exchanger is perpendicular to a flow of the second heat exchange medium inside second tubes forming the second heat exchanger and parallel with a flow of the third heat exchange medium inside third tubes forming the third heat exchanger. The cooling module capable of sufficiently securing the first heat exchange medium condensing performance, the third heat exchange medium cooling performance, and the second heat exchange medium cooling performance and being miniaturized.

A radiator which rejects heat to its surrounding environment through radiation, comprising layers of thermally conductive material in a tapered geometry. As well, a radiator which incorporates structural support to maintain rigidity in the out-of-plane directions for its thermally conductive layers. The radiator is used by incorporating a source of heat to the layers, having a lower temperature in the surrounding environment, and structurally attaching to an assigned location.