38results about How to "Efficiently cool" patented technology

A projection-type image display apparatus includes a body including an air inlet and an air outlet and accommodating a heating element; a lamp unit including a light-source lamp and a housing that accommodates the light-source lamp and that includes an air intake and an exhaust opening communicating with the air outlet; a duct unit including a first end adjacent to the air inlet, a second end adjacent to the air intake, and a flow channel connecting the first and second ends; a radiating unit thermally connected to the heating element, at least part of the radiating unit being disposed inside the flow channel of the duct unit; and a fan, drawing air from the air inlet through the first end of the duct unit and sending the air to the air intake through the second end, disposed between the radiating unit and the second end.

A cooling device including at least two cooling members to cool a recording medium passing thereover, a coolant circulation unit to circulate a coolant, and tubing that connects the coolant circulation unit to the cooling members and through which the coolant circulates. Each of the cooling members includes a heat-absorbing surface that directly contacts the recording medium or indirectly contacts the recording medium via a thermal transmission member, an internal channel provided within each of the cooling members through which the coolant circulates, and a channel inlet and outlet formed at downstream and upstream ends of each of the cooling members in a direction of conveyance of the recording medium, respectively. One of an interval and a thermal insulator is provided between the cooling members.

A cooling fluid pump in which a cooling fluid is caused to flow to cool a heating element includes a casing brought into a direct contact or an indirect contact via a heat transfer member with the heating element, a pump chamber defined in the casing, an impeller rotatably mounted in the pump chamber and including a pump groove formed in either one of both axial end faces, the impeller having an axis of rotation located radially away from a center of the casing, an inlet formed in the casing so that the cooling fluid is supplied through the inlet into the pump chamber by an action of the pump groove with rotation of the impeller, and an outlet formed in the casing so that the cooling fluid is discharged through the outlet out of the pump chamber by an action of the pump groove with rotation of the impeller.

An EGR cooler system according to the invention includes an EGR cooler cooling device the is provided in a coolant path which is separate from the path provided with an engine cooling system which cools coolant. The EGR cooler cooling devices cools the coolant to be supplied to a water-cooled EGR cooler. The EGR cooler system also includes a water pump that circulates the coolant within the coolant path; a bypass passage through which the coolant may bypass the EGR cooler cooling device or the water-coolant EGR cooler; and a flow control valve that regulates the amount of coolant flowing into the bypass passage based on the temperature of the coolant flowing through the coolant path.

A motor cooling structure for efficiently cooling a driving motor in a power unit case of the electric vehicle includes a transmission case cover having an air filter mounted on a side surface of a transmission case adjacent to a fan, and a ventilation gap defined between a rear portion of the transmission case cover and the transmission case. The transmission case cover includes a cooling air inlet facing the ventilation gap. When the fan is rotated in synchronism with a crankshaft, an outside cooling air is introduced from the cooling air inlet into the transmission case cover and then passes through the air filter to enter the transmission case, thereby forcibly cooling a transmission. Thereafter, a part of the cooling air is discharged from a central air outlet to the outside of the transmission case, and the remaining cooling air is drawn to the driven portion of the transmission.

A cooling device with a thermoelectric conversion element having a heat absorbing surface and a heat releasing surface includes: a heat-absorbing-side heat conductive member connected with the heat absorbing surface in a heat-conductive manner; a heat-releasing-side heat conductive member connected with the heat releasing surface in a heat-conductive manner; a plurality of heat-absorbing-side fin members that is disposed to the heat-absorbing-side heat conductive member, protrudes in an out-of-plane direction from an end surface remote from the heat absorbing surface and extends in a predetermined direction; and a plurality of heat-releasing-side fin members that is disposed to the heat-releasing-side heat conductive member, protrudes in an out-of-plane direction from an end surface remote from the heat releasing surface and extends in a predetermined direction intersecting with the plurality of heat-absorbing-side fin members in plan view.

A hot isotropic pressure device including: a casing disposed inside a high-pressure container; a heating unit provided inside the casing and forms a hot zone around the treatment material, in which an isotropic pressure treatment is performed on the treatment material using a pressure medium gas. A cooling unit is provided to cool the hot zone by guiding the pressure medium gas, cooled while guided from the upper side toward the lower side at the outside of the casing, into the hot zone. The cooling unit includes a gas introducing unit which guides the pressure medium gas cooled at the outside of the casing from the lower portion of the high-pressure container to the upper portion of the hot zone without any intersection with the pressure medium gas inside the hot zone and introduces the pressure medium gas into the hot zone.

A power supply and a housing structure with the power supply are disclosed. The power supply includes a power supply housing, a cooling fan, a circuit structure, and a plurality of lighting elements. One side of the power supply housing has a first wall, and the first wall has air inlet holes. Another side of the power supply housing has a second wall, and the second wall has air outlet holes. The cooling fan is located in the power supply housing and corresponds to the air inlet holes. The circuit structure is combined with the first wall and adjacent to the air inlet holes. The lighting elements are located at one side of the circuit structure to emit light to outside of the power supply housing. When the housing structure is installed with the power supply, the housing structure has a function of illuminating the interior of the housing structure.

A rotary electrical machine comprises: a stator core; a rotor core arranged at the inner periphery of this stator core; a bracket connected with one end of the stator core; a first bearing arranged by means of the bracket; a frame and a housing connected with the other end of the stator core; a second bearing arranged by means of the housing; a ventilation fan provided between the rotor core and the first bearing, with vanes provided on the outside in the axial direction; a rotor shaft that is freely rotatably supported by the first bearing and second bearing; an inlet provided in the frame or the housing; and an outlet provided in the frame or the housing.

A three-way valve switches between flow of refrigerant from a heat exchanger toward a cooling portion via a gas-liquid separator and flow of refrigerant from a heat exchanger toward the cooling portion via the gas-liquid separator. A refrigerant line provides fluid communication between the heat exchanger and the gas-liquid separator. A refrigerant line provides fluid communication between the heat exchanger and the gas-liquid separator. A selector valve switches between flow of refrigerant from the cooling portion toward the heat exchanger via a refrigerant line and flow of refrigerant from the cooling portion toward the heat exchanger via a refrigerant line.

An electric storage apparatus includes a holder for holding a plurality of electric storage devices. An inter-electric storage device air passage is formed between the electric storage devices. A holder body of the holder includes: at least one wall portion extending in a second direction, the at least one wall portion being opposed from outside to an electric storage device located at one end in a first direction among the plurality of electric storage devices; and an air vent portion formed side by side with the wall portion in a third direction orthogonal to the first and second directions, the air vent portion being opened to the first and second directions.

The present invention relates to a semiconductor laser apparatus having a metal body which efficiently cools a semiconductor laser element, in which joining of copper-made members coated with DLC layers and prevention of corrosion in the vicinity of joined portions are possible. The semiconductor laser apparatus has a metal body as a heat sink for cooling the semiconductor laser element. The metal body is constituted by a plurality of copper-made members, and the surfaces of each copper-made members are continuously coated with a diamond carbon layer except for regions corresponding to an exposed region in which the semiconductor laser element is mounted.

A hydraulic pump is installed inside a wing at which a control surface is provided, and supplies pressure oil to an actuator when a loss or degradation occurs in the function of aircraft central hydraulic power sources. An electric motor is installed inside the wing and drives the backup hydraulic pump. A driver is installed inside the wing and drives the electric motor. A cooling device is installed inside the wing and simultaneously cools the backup hydraulic pump, the electric motor, and the driver.

This invention relates to a photodetection device, etc., equipped with a structure that efficiently cools a CCD reading part and can realize a downsizing of the entire device. The photodetection device comprises: a semiconductor substrate having a back surface which serves as a light-incident surface, and a front surface which opposes the back surface and is provided with a CCD reading part that detects light propagating from the back surface; a cooling device cooling the CCD reading part; and a package having a cavity that houses the semiconductor substrate and cooling device. The semiconductor substrate is fixed to a cavity bottom part of the package via the cooling device, and at the back surface thereof, a portion corresponding to a region at which the CCD reading part is disposed, is made thin. The cooling device has a cooling surface contacting the front surface of the semiconductor substrate while covering the region at which the CCD reading part is disposed. The size of the cooling surface is larger than the region at which the CCD reading part is disposed and yet smaller than the front surface of the semiconductor substrate. Also, electrode pads, disposed on the front surface of the semiconductor substrate and positioned at the peripheral of the region covered by the cooling surface of the cooling device, and package terminals provided on the package are electrically connected via bonding wires.

A multi-axis motor includes a first elongate magnet member disposed in a first orientation and a second elongate magnet member disposed in a second orientation orthogonal to the first orientation and mechanically coupled to the first elongate magnet member. The first elongate magnet member is operable to adjust a first axis of a fine axis structure. The second elongate magnet member is operable to adjust a second axis of the fine axis structure.

A centrifugal compressor including: a casing; at least one impeller supported for rotation in the casing and provided with a hub, a shroud and an impeller eye; an impeller-eye sealing arrangement, for sealing the impeller in the region of said impeller eye. The centrifugal compressor further includes at least one cooling-medium portlocated at the impeller-eye sealing arrangement, arranged for delivering a cooling medium around the impeller eye.

A molding apparatus includes: a heat insulting member; a heat conducting member disposed in a partial surface area of the heat insulating member, the heat conducting member being made of material having a thermal conductivity higher than that of the heat insulating member and including a design surface formed with a molding pattern on a surface on an opposite side to the heat insulating member; a heater for heating a surface layer of the heat conducting member on the design surface side, from the inside of the heat conducting member; and a flow pass disposed between the heat insulating member and design plate and flowing a thermal medium for thermal exchange with the heat conducting member.

A gantry for a computed tomography apparatus has a supporting body and a support ring for a rotatable rotary carriage. The supporting body internally exhibits a channel that communicates in terms of flow with the support ring. A cooling ring with a cooling channel is mounted on the radially-inward circumferential side of the support ring. The cross-section of the cooling channel varies in the circumferential direction. The cooling ring exhibits a cooling ring region that has stiffening ribs.

A material handling vehicle includes a cyclonic motor cooling system for a motor compartment that accommodates an ergonomically designed operator compartment. Together, the motor compartment and cyclonic motor cooling system include a generally cylindrical housing with a tangentially arranged cooling air injection port at a lower end and exhaust port at a radially and axially opposite end. An air blower directs cooling air into the compartment where a cyclonic cooling air flow and a vortex cooling flow is produced. The cyclonic air flow cools more effectively than conventional linear air flow while also reducing dust contamination and buildup of the motors in the motor compartment.

An electric machine with a rotor (4) rotatably disposed within a stator (2) has a plurality of permanent magnets received in the rotor body of the rotor. Rotor body plates are stacked so as to form at least two first channels (31) extending inside the rotor body from one axial end of the rotor to an opposite axial end thereof and having an opening (33) to the exterior of the rotor body in an end surface of the latter at at least one of these axial ends, and at least one separate second channel (32) associated with each first channel and connecting the respective first channel to a space circumferentially surrounding the rotor and separating the rotor and the stator by opening at the periphery of the rotor body so as to upon rotation of the rotor throw air out from said second channel to said space for cooling the rotor body.

The present invention relates to a control method for the operation of a fan equipping an electronic device. A determination step detects the vertical or horizontal position of the electronic device. The fan is not started up during the powering up of the device while the device is in a vertical position. The flow of air produced by the “fireplace” effect in the device in a vertical position suffices to ensure correct ventilation. According to an improvement the device has a sensor measuring the internal temperature of the device, whatever the position of the device, the fan being started up from a determined temperature. The present invention relates also to a device implementing the method.

The invention relates to an inductor (1) having a coil (2) and a core (3), wherein the core (3) is made of a Soft Magnetic Composite (SMC), the coil (2) is composed of a annularly wound electrical conductor, the coil (2) is substantially integrated into said core (3) so that the core (3) material acts as a thermal conductor having thermal conductivity above 1.5 W/m*K more preferably 2 W/m*K most preferably 3 W/m*K, conducting heat from said coil (2), wherein the inductor (1) is in thermal connection with at least one thermal connecting fixture (10-25), wherein said at least one thermal connecting fixture (10-25) is adapted to be connected to a first external heat receiver (4) so as to conduct heat from the inductor to said first external heat receiver (4).

A cooling structure includes a housing, a fan for cooling the interior of the housing by generating air flow inside the housing, and a partition provided in the housing to divide the interior of the housing into a first space and a second space. The air flow containing oil mist is taken in from the outside and passed through the first space by driving the fan.

An apparatus for producing an SiC single crystal includes a crucible for accommodating an Si—C solution and a seed shaft having a lower end surface where an SiC seed crystal (36) would be attached. The seed shaft includes an inner pipe that extends in a height direction of the crucible and has a first passage. An outer pipe accommodates the inner pipe and constitutes a second passage between itself and the inner pipe and has a bottom portion whose lower end surface covers a lower end opening of the outer pipe. One passage of the first and second passages serves as an introduction passage where coolant gas flows downward, and the other passage serves as a discharge passage where coolant gas flows upward. A region inside the pipe that constitutes the introduction passage is to be overlapped by a region of not less than 60% of the SiC seed crystal.

An inflow port is provided to a casing of an electronic cassette in order to pass air from outside through the inside of electronic cassette. Air is flowed to the inflow port when the electric cassette is housed in a housing section of a prone image capture table. Efficient cooling can accordingly be achieved with a simply configured portable radiographic image capture device.

A device includes: a substrate; a heat-generating component which is mounted on a first surface of the substrate; a heat sink which is thermally coupled with the heat-generating component; and a frame which is attached on the first surface of the substrate. The heat sink includes a first fin extending in a direction away from the first surface, and the frame includes a second fin which is arranged on the frame, and the second fin extends in a direction away from the first surface. The first fin extends higher than bottom side of the second fin toward top side of second fin.

Provided is a projection-type display apparatus which can efficiently cool a reflection mirror with a small number of cooling fans. The projection-type display apparatus is a display apparatus for modulating a projection light from a lamp by an optical modulation device and then projecting the light on a screen in a magnified form by a projection optical system, which has a configuration in which the projection optical system includes at least one reflection mirror, and a reflective surface of the reflection mirror is air-cooled by a cooling fan, wherein an air flow rate of the cooling fan is controlled based on a projection image information.

A laser device includes a light-emitting unit that generates a laser beam, an amplification unit that amplifies the laser beam generated by the light-emitting unit, a power supply unit that supplies power for generating the laser beam to the light-emitting unit, a plate-like cooling unit including a first cooling surface and a second cooling surface positioned opposite to the first cooling surface, and a housing in which the light-emitting unit, the amplification unit, the power supply unit, and the cooling unit are housed. The power supply unit and the light-emitting unit are arranged adjacent to the first cooling surface of the cooling unit. The amplification unit is arranged adjacent to the second cooling surface of the cooling unit.

A generator in particular for a wind turbine is proposed. The generator has a rotor with a number of circumferentially arranged magnets. The generator has a stator with a lamination and conductors. The generator has a cooling device for cooling the stator. The cooling device has cooling pipes arranged along the stator lamination and filled with a coolant.

A thermodynamically cooled portable pet bed consisting of an insulated molded base, a planer top made from a conductive metal with wicking chambers welded to its undersurface, and pre-frozen, re-usable pods containing a non toxic liquid that is housed in either a similar conductive metal or a durable membrane that will hold its shape and efficiently transfer the frozen temperature to the wicking chambers and up to the surface above. Once the pods are inserted into the wicking chambers, and the top is closed into the insulated base, the above components create several hours of an efficiently cooled surface for the animal to enjoy without any human intervention.