A cooling system including a heat spreader, an active cooling element, and a base is described. The heat spreader is in thermal communication with a heat-generating structure mounted on a substrate. The heat spreader over hangs the heat-generating structure. The active cooling element is in thermal communication with the heat spreader. The base supports the heat spreader and transfers a load from the heat spreader to the substrate such that a bending of the heat spreader does not exceed ten degrees.

To provide a vacuum pump capable of efficiently cooling electrical equipment. The vacuum pump comprises a pump main body, and an electrical equipment case disposed outside the pump main body, wherein the electrical equipment case includes a cooling jacket in which a cooling medium flow passage is formed, and a power supply circuit portion that has a circuit component and can be cooled by the cooling jacket, the power supply circuit portion being attached to the cooling jacket so that heat from the electrical component portion can be transferred, and the cooling jacket includes a jacket main body and a cooling pipe for circulating cooling water in the jacket main body, and partially exposes the cooling pipe toward the power supply circuit portion.

Methods and devices heat or cool viscous materials, such as meat emulsions useful for producing food and other products. The devices have a heat exchanger including a first plate, a second plate attached to the first plate, and a first spacer and a second spacer arranged between the first plate and the second plate. The first plate, the second plate, the first spacer, and the second spacer define at least one temperature controlled passage for a product to pass through the heat exchanger.

A heat exchange process includes exchanging heat using a working fluid, where the working fluid comprises a mixture of two or more supercritical fluids, and the mixture is adapted to meet requirements of a heat dissipation temperature from extremely low to very high temperatures. The two or more supercritical fluids can be in a supercritical gaseous state.

To provide a vacuum pump capable of efficiently cooling electrical equipment. The vacuum pump includes a pump main body and an electrical equipment case disposed outside the pump main body, wherein the electrical equipment case includes a cooling jacket which has an inner surface and an outer surface in a vertical portion and in which a cooling medium flow passage is formed, and a plurality of electrical equipment that have circuit components and can be cooled by the cooling jacket. The inner surface and the outer surface are formed facing different directions, and the electrical equipment portions are attached respectively to the inner surface and the outer surface so that heat can be transferred.

A processing liquid temperature control apparatus includes a block body with an integral structure made of a silicon carbide sintered body, the block body having a flow path through which a semiconductor processing liquid flows, and a temperature adjustment portion provided at the block body to adjust a temperature of the semiconductor processing liquid flowing through the flow path. Accordingly, it is possible to reduce the number of parts and achieve compactness and cost reduction. In addition, it is possible to enhance heat conduction between the processing liquid and the temperature adjustment portion, and improve heat exchange efficiency.

A cooling system including a heat spreader, an active cooling element, and a base is described. The heat spreader is in thermal communication with a heat-generating structure mounted on a substrate. The heat spreader over hangs the heat-generating structure. The active cooling element is in thermal communication with the heat spreader. The base supports the heat spreader and transfers a load from the heat spreader to the substrate such that a bending of the heat spreader does not exceed ten degrees.

A spiral heat exchanger includes a spiral unit, a case member, and a bracket. The spiral unit includes thin metal plates. The thin metal plates are spaced away from each other and spirally wound. The thin metal plates define flow paths. A portion or all of the flow paths are provided with a coolant flowing therein. The case member is attached to a vehicle and contains the spiral unit. The bracket is fixed to the case member and holds the spiral unit. The bracket includes a holding portion and a fixed portion. The holding portion holds a first end, a second end, or both of the spiral unit in an axial direction. The fixed portion is disposed between an outer peripheral surface of the spiral unit and an inner peripheral surface of the case member. The fixed portion is fixed to the inner peripheral surface of the case member.

A heat exchanger includes a first plate, a second plate separated from the first plate by a gap, and a first fin disposed across the gap, extending between and connected to each of the first and second plates. The first fin includes a stress concentration element disposed at a location separated from a first junction connecting the first fin to the first plate and a second junction connecting the first fin to the second plate.

A heat exchange and noise reduction panel the panel for an aircraft comprising: an external surface intended to be swept by an airflow and from which fins extend along a first and a second main predetermined direction; cavities forming Helmholtz resonators, linked to the first ends of channels for the passage of air, the second ends of which communicate with said airflow, such that said channels form necks, referred to as Helmholtz resonators, extending substantially along the first direction; and at least one oil flow chamber extending between said external surface and said at least one cavity, and intended to discharge the thermal energy carried by the oil, wherein said channels are formed, at least in part, inside said fins.