Abstract: According to one embodiment, an electronic apparatus includes a housing, a cooling fan in the housing including an intake and a discharge hole, and a wind shielding portion between the intake of the cooling fan and the discharge hole of the cooling fan. The wind shielding portion partitions at least partially an inner space of the housing.

Abstract: The disclosure provides a motherboard module, which includes a motherboard, a cover, a plurality of raised posts and a plurality of plates. The cover covers the motherboard thereon and a first space is formed by the cover and the motherboard. The raised posts are disposed in the first space. The plates are detachably assembled to the raised posts and connected between any two adjacent raised posts so as to partition the first space into a plurality of second spaces. The plates and the raised posts can restrict the heat generated by the heat sources at different limited areas, which is advantageous for the cooling air-flow to cool the heat sources and the motherboard module thereby has better cooling performance.

Abstract: A cooling apparatus and method are provided for cooling an electronics rack. The cooling apparatus includes an air-cooled cooling station, which has a liquid-to-air heat exchanger and ducting for directing a cooling airflow across the heat exchanger. A cooling subsystem is associated with the electronics rack, and includes a liquid-cooled condenser facilitating immersion-cooling of electronic components of the electronics rack, a liquid-cooled structure providing conductive cooling to electronic components of the electronics rack, or an air-to-liquid heat exchanger associated with the rack and cooling airflow passing through the electronics rack. A coolant loop couples the cooling subsystem to the liquid-to-air heat exchanger. In operation, heat is transferred via circulating coolant from the electronics rack, and rejected in the liquid-to-air heat exchanger of the cooling station to the cooling airflow passing across the liquid-to-air heat exchanger. In one embodiment, the cooling airflow is outdoor air.

Abstract: An air duct includes a hollow main body defining a through slot, an inlet member and an outlet member connected to opposite ends of the main body. The inlet member includes a top wall, a bottom wall, a first sidewall, and a second sidewall. The second sidewall slantingly extends forward and away from the first sidewall. A space communicating with the through slot is bounded by the top wall, the bottom wall, and the first and second sidewalls. The space has an inlet wider than the through slot. The outlet member is perpendicularly connected to the main body and defines an outlet communicating with the through slot.

Abstract: A line card includes a metal frame that includes a front section, and a bottom section connected to the front section via an angled section, where the angled section results in an opening between the line card and a second line card, when the line card is installed above the second line card in a rack, and where the opening allows directed air to enter the rack from a front direction; a printed circuit board attached to the metal frame; and a group of front panel connectors attached to the front section of the metal frame.

Abstract: An electronic device includes: a plurality of slots where a plurality of electronic instruments are mountable; and an electronic instrument inserted in any of the plurality of slots; wherein the electronic instrument includes a flow rate limiting member that protrudes to a side of an adjacent slot where no electronic instrument is mounted and limits a flow rate of cooling air flowing through the adjacent slot.

Abstract: An airflow module for being received in a module bay of a data storage device enclosure is disclosed. The airflow module comprises a body having: a first face having a first opening therein; a second face having a second opening therein, the first face being adjacent to the second face; and, an airflow channel between the first opening and the second opening so as to allow the passage of air between the first opening and the second opening. The first and second openings are arranged to co-operate with airflow openings in modules positioned in adjacent bays of a said data storage device enclosure to direct a cooling stream of air between said modules in use. The airflow channel is free from components that generate substantial amounts of heat in their normal operation.

Abstract: An air volume control device determines whether or not a cooling capacity of an electronic device fulfills a predetermined cooling capacity. Then, if it is determined that the cooling capacity of the electronic device is failing to fulfill the predetermined cooling capacity, the air volume control device decreases the number of revolutions of a fan for cooling the electronic device. For example, the air volume control device compares a temperature of a heating element provided in the electronic device before a change in the number of revolutions of the fan with that after the change in the number of revolutions of the fan. If the temperature of the heating element is increased when the number of revolutions of the fan is increased, the air volume control device determines that the cooling capacity of the electronic device is failing to fulfill the predetermined cooling capacity.

Abstract: A securing device is adapted to secure a central processing unit to a circuit board. The securing device includes first and second seats secured to the circuit board. The securing device further includes a press member stacked on and pressed against the central processing unit, and having a side edge portion that is connected pivotally to the first seat, and an opposite side edge portion that is adjacent to the second seat. The securing device further includes an engaging rod pressed against the press member, and having one end that is connected pivotally to the second seat and the other end removably engaged with the first seat for securing the central processing unit to the board body.

Abstract: A program product for determining an obstruction in an air circuit for an environmental control unit having a motor is provided. The program product comprises a program and a non-transitory, computer-readable storage medium. The program is configured to at least facilitate obtaining a load current of the motor, determining a state of the motor, generating a comparison, and determining the obstruction using the load current and the comparison. The comparison is generated by comparing the load current to a first plurality of values if the motor is in a steady state, and by comparing the load current to a second plurality of values if the motor is in a transient state. The non-transitory, computer-readable storage medium stores the program.

Abstract: A fan assembly includes a guide rail, a number of fan brackets slidably mounted to the guide rail, an air blocking member slidably mounted to the guide rail to fill a space between two fan brackets, and a number of fans correspondingly fixed to the fan brackets. To relocate the fans, the fan brackets and the air blocking members are slid out of the guide rail and are remounted to the guide rail in a different order.

Abstract: A fan assembly is flexibly attached to an electronic device enclosure. The fan assembly is configured to pivot with respect to the electronic device enclosure from a horizontal position to an angled position during insertion of the enclosure into the chassis. The horizontal position is to facilitate insertion of the electronic device enclosure into a chassis. The angled position is maintained when the electronic device enclosure is fully inserted into the chassis.

Abstract: An electronic device includes an enclosure and a first air guiding duct mounted in the enclosure. The first air guiding duct includes a first part and a second part. The first part defines a first air channel and a second air channel. The second part defines a third air channel communicating with the first air channel and a fourth air channel located at a side of the second air channel. A guiding wall is located in the second air channel and extends from the second air channel to the fourth air channel. When air flows from the first part to the second part of the first air guiding duct, air flows from the first air channel to the third channel to cool a first electronic component, and flows from the second air channel to the fourth air channel by the guiding wall to cool a second electronic component.

Abstract: An electronic device includes a motherboard, a power module, a hard disk module, a fan module, a heating module and a power-supply wind scooper. The power module is arranged on a front side of the motherboard along a longitudinal direction, and has a power-supply opening. The hard disk module is stacked on the module. The fan module is located on a rear side of the motherboard along a transverse direction, and further provides airflows towards the power-supply opening of the power module. The heating module is arranged on the motherboard, and further located between the fan module and the power module. The power-supply wind scooper shields a part of the power-supply opening, so as to respectively guide parts of the airflow into the power module and the heating module.

Abstract: A switching power supply device includes a case, a board that has circuit parts containing a switching element mounted thereon and is accommodated in the case, and a heat sink that is provided in the case so as to partition the inside of the case into a part mount chamber having the board accommodated therein and an air flow path through which air flows. The switching element of the circuit parts is mounted on the board while brought into contact with a surface of the heat sink that faces the part mount chamber, and cooled through the heat sink by the air flowing in the air flow path.

Abstract: A motor assembly includes a structural unit for mounting a motor, for mounting and enclosing electronic circuitry, and for providing a corridor for air to flow and cool the motor and/or the electronic circuitry. The motor assembly includes a substantially water-resistant motor that rotationally drives a fan for cooling the motor and/or rotationally drives a propeller for providing propulsion to watercraft. The electronic circuitry of the motor assembly receives and transmits instructions to a command post by way of electronic signals and distributes power to the motor. The structural unit seals the circuitry from the surrounding environment.

Abstract: A power conversion device is provided. The power conversion device includes a printed wiring board assembly, a grounding member, and a plurality of insulating struts. The printed wiring board assembly includes a printed circuit board and a plurality of electronic components. The printed circuit board has a plurality of through holes. The electronic components are disposed on the printed circuit board. The insulating struts correspond to the through holes and physically connect and electrically insulate the printed circuit board and the grounding member.

Abstract: An electrical equipment chassis includes a frame open to a first side and an opposite second side and a power board located near a mid-plane of the chassis coupling power supply modules to first networking modules and a second networking module. A first region open to the first side can receive first power supply modules. A second region open to the first side is adjacent to the first region and can receive the first networking modules and the second networking module oriented with a first orientation. A third region open to the second side can receive fan trays with fans and third networking modules. The third networking modules are oriented orthogonal to the first orientation. The power board at least partially separates the first and third regions and only partially separates the second and third regions. The chassis permits air flow from the first side to the second side.

Abstract: A heat dissipating module includes a housing, a first fan and a second fan. The housing has a partition. The first fan is disposed at a side of the partition, and the second fan is disposed at the other side of the partition. The second fan has a plurality of wind deflectors, which are disposed higher than the partition.

Abstract: A computer enclosure includes a sidewall and a fan mounting apparatus. The sidewall defines a ventilation area and four slide slots around the ventilation area. The fan mounting apparatus includes two opposite first position member, and two opposite second position members alternately arranged with the first position members. The first and second position members are slidably connected end to end and cooperatively define a ring. The first and second position plates are moved toward or away from each other. The first and second position members are slidably and respectively connected to the slide slots, to decrease or increase a diameter of the ring for selectively mounting different sized fans.

Abstract: An electronic device includes a case having an exhaust vent, an electronic component, a radiation component including radiation fins adjacent to the exhaust vent and formed of first plates disposed parallel to one another to form first air channels, the radiation component radiating the heat received from the electronic component to air passing through the first air channels, a fan disposed at a position having a space from the radiation fins to send air toward the radiation fins, a dust filter including second plates disposed parallel to one another to form second air channels and disposed in the space between the radiation fins and the fan to transfer the air to the radiation fins while capturing dust. The dust filter is removable and the second plates have a shape to be inserted in the first air channels so as to push the dust out of the first air channels.

Abstract: A mounting apparatus includes a mounting member and a cage configured for receiving a fan. The cage includes two side plates. Each of the two side plates defines a pair of first locking openings. The mounting member includes a body and two first mounting portions extending from each of two opposite sides of the body. The two first mounting portions engage in the first locking openings of the two side plates to secure the mounting member to the cage, for preventing the fan from moving out of the cage.

Abstract: An electronic device includes a fan field replaceable unit (FRU). The fan FRU includes a fan FRU chassis defining an airflow pathway through the fan FRU. A fan within the fan FRU chassis causes air to flow along the airflow pathway. The fan FRU further includes an edge connector located at a front face of the fan FRU out of the way of the airflow pathway. Accordingly, the edge connector does not block airflow through the fan FRU thus maximizing the efficiency of the fan FRU and the cooling of the electronic device.

Abstract: An image display device includes a light source; a power supply section that supplies power to light source; a cooling fan that cools the light source; an input section; a drive section that supplies a voltage to cooling fan; a control section that controls drive section and power supply section. The control section sets a first power value for the output of the power supply section and also a first voltage value for the output of the drive section. The control section measures a time at which the light source has been lighted. If the measured value exceeds a threshold, the control section gradually increases the output of the power supply section up to a second power value that is greater than the first voltage value over a predetermined time.

Abstract: The heat exchanger having a heat exchanging channel (11, 21, 31) comprises an inlet (9) and an outlet (33) for a medium flowing through the heat exchanging channel. The heat exchanger has at least two stages (10, 20, 30) being arranged one after the other in view to the flowing direction of the medium, each stage having a heat exchanging channel (11, 21, 31). The first stage has at least one guiding channel (12) arranged parallel to the heat exchanging channel (11). The heat exchanging channel (11, 21, 31) has at the end of the respective stage (10, 20, 30) at least one outlet (13, 23, 33) and the guiding channel (12, 22) of the respective stage is connected with the heat exchanging channel (21, 31) of the next following stage (20, 30). By this unused heat transfer medium is fed to each stage, said heat transfer medium having a higher temperature difference with respect to the respective heat exchanging channel. By this a good heat transfer efficiency is realized even with relatively long flow pathes.

Abstract: An electronic device includes a chassis base and a chassis cover which define an electronic enclosure. The chassis base includes a slant angle venting plate extending at an angle from a chassis base sidewall of the chassis base. The slant angle venting plate has a slant angle vent plate pattern formed therein. Further, the chassis cover includes a chassis cover venting pattern covering the slant angle vent plate pattern. As the slant angle venting plate is slanted, the available surface area in which to form the slant angle vent plate pattern is maximized thus maximizing air flow through the electronic enclosure.

Abstract: The present invention is directed to apparatus and methods for cooling computer servers and/or electrical equipment in a rack device for data centers or telecommunication centers.

Abstract: In at least one embodiment, the invention includes a modular re-configurable computer and storage system and method of configuring the system. The system includes a chassis having a plurality of slots for blocks that in at least one embodiment include processor blocks, storage blocks, power blocks, communications blocks, cooling blocks, application service blocks such as cloud blocks, and special-purpose blocks. In a further embodiment, the chassis includes at least one wiring harness with a plurality of connection points for any blocks present in the chassis to facilitate communication, power, and user interaction.

Abstract: A rack server system includes a container, an electrically conductive component, a power supply, a signal connecting base, a server, and an RMC. The electrically conductive component and the signal connecting base are fixed in the container. The power supply is electrically connected to the electrically conductive component for supplying a direct current power. The signal connecting base includes multiple connectors. The server, disposed in the container removably, includes a power input port and a connecting element. The power input port is electrically connected to the electrically conductive component removably. The connecting element is connected to the connector removably. When the connecting element is electrically connected to the connector, the RMC communicates with the server via the connecting element and the one of the connectors and determines the position of the server in the container according to another position of the connector which is electrically connected to the server.

Abstract: A chassis and rack system is disclosed in which a chassis separated into two separate enclosures by a central partition. Each of the enclosures is sized to receive a computer system. The partition includes a pair of vertically oriented vents, with each of the vents in fluid communication with one of the enclosures and the computer system contained therein. Heated air is removed from each computer system through the vent in the partition that is associated with the computer system. Multiple chassis may be placed one atop another in a vertical configuration in which each chassis is either directly above or directly below another chassis. In this vertical configuration, the vents form a vertically oriented common plenum that can be used to evacuate air from multiple chassis arranged in a rack.

Abstract: Methods are provided for creating and operating data centers. A data center may include an information technology (IT) load and a fuel cell generator configured to provide power to the IT load.

Abstract: An air-cooled case enabling automatic setting of a flow of cooling air during natural cooling and during forced cooling contains a heating element and a cooling fan in a space surrounded by multiple surfaces that include a top surface and mutually facing side surfaces. The air-cooled case is provided with a top surface ventilation opening formed in the top surface, side surface ventilation openings formed in the side surfaces, and a shutter that is provided in the top surface ventilation opening and opens/closes the top surface ventilation opening.

Abstract: An electronic device including a main body, a heat dissipation fan and at least one block is provided. The main body has a side shell and a bottom shell. The side shell has a first air inlet and a first air outlet. The heat dissipation fan is disposed in the main body and has at least one second air inlet and at least one second air outlet. The second air outlet is aligned to the first air outlet. The block is disposed in the main body to form a channel with the bottom shell and the dissipation fan. The channel is extended between the second air inlet and the first air inlet, so as to guide airflow to pass through the first air inlet and the second air inlet sequentially and enter the heat dissipation fan.

Abstract: The present invention relates to an oil cooling device for a server and a method for driving the same.

Abstract: A cooling system includes a fan group with a number of fans arranged in a row, a rail extending in a direction parallel to the row of the fans. A backup fan slidably mounted to the rail, a motor configured to control the movement of the backup fan, and a control board to determine whether there exists one malfunction fan in the fan group. When one abnormal fan exists in the fan group, the control board outputs a control signal to the motor, to enable the motor to drive the backup fan to move to a location corresponding to the abnormal fan.

Abstract: According to one embodiment, a server rack includes a server, a housing which includes a ventilation opening part, and surrounds the server, a water sensor which is provided outside the housing and senses water, a closing member which is movable between a first position in which the closing member is dislocated from the opening part and a second position in which the closing member covers the opening part, a moving mechanism which moves the closing member from the first position to the second position, an adhering mechanism which brings the closing member that has moved to the second position into close contact with the housing, and a controller which operates the moving mechanism and the adhering mechanism, when the water sensor senses water.

Abstract: A system includes an optical transmitter package comprising an optical transmitter to generate optical transmission signals based on electrical transmission signals. The system also includes an optical receiver package comprising an optical receiver to generate electrical reception signals based on optical reception signals. The system further includes a printed circuit board (PCB) on which the optical transmitter package and the optical receiver package are mounted. The PCB includes a heat generating circuit component. The optical transmitter package can be mounted to the PCB to subjected to less heat from the heat generating circuit component than the optical receiver package.

Abstract: A server system has an air inlet side and an air outlet side. The server system includes two server rack modules arranged side by side and a controller electrically connected to the server rack modules. Each server rack module includes a cabinet having a first side close to the air inlet side, multiple server hosts detachably disposed in the cabinet and a fan component. The fan component, disposed at the first side, includes multiple fans electrically connected to the controller. The first side of one of the cabinets abuts against the second side of the other cabinet. When the fan components operate, an air flow is formed in the cabinets. The server hosts are located in the flow path of the air flow. When one of the fans is failed, the controller is adapted for increasing a rotational speed of the fan component close to the air outlet side.

Abstract: A cabinet structure for a switchgear assembly. The cabinet structure includes a cabinet having upper and lower vents and a breaker cradle for holding a circuit breaker having primary disconnects for connecting the circuit breaker to bus bars. The cabinet further includes an air passageway located between the upper and lower vents, wherein the air passageway extends vertically through the primary disconnects and the cabinet. Further, the cabinet includes a fan module having at least one fan for drawing outside air through the lower vent, the air passageway and the primary disconnects for cooling the primary disconnects.

Abstract: There is provided an electric device configured to cool a plurality of plug-in units, the electric device including a plurality of slots, each slot configured to install a plug-in unit, a first fan configured to create a current of air for cooling the plug-in units, a first plug-in unit installed into a first slot, and a second plug-in unit including a second fan configured to create a current of air for cooling the first plug-in unit, the second plug-in unit being installed into a second slot adjacent to the first slot, arranged to a side of mounting component of the first plug-in unit.

Abstract: A cooling mechanism for cooling an object includes a duct that leads a fluid for cooling, multiple fans that are placed on a channel in the duct and send forth the fluid for cooling, and a bypass channel that detours at least one of the multiple fans.

Abstract: A power semiconductor module includes: a circuit body having a power semiconductor element and a conductor member connected to the power semiconductor element; a case in which the circuit body is housed; and a connecting member which connects the circuit body and the case. The case includes: a first heat dissipating member and a second heat dissipating member which are disposed in opposed relation to each other while interposing the circuit body in between; a side wall which joins the first heat dissipating member and the second heat dissipating member; and an intermediate member which is formed on the periphery of the first heat dissipating member and connected to the side wall, the intermediate member including a curvature that is projected toward a housing space of the case.

Abstract: An inverter stack includes an inverter main body housing an inverter circuit inside, and a fan block disposed on the inverter main body through an engagement device and housing a plurality of fans. The engagement device includes a bolt member penetrating through a slot formed in the inverter main body, wherein a body portion of the bolt member is screwed into a nut fixed to a plate member, and having a stopper nut, and an engagement hole formed in the fan block, the engagement hole having an attachment hole portion and a clamping hole portion formed continuously. When the bolt member is tightened in which the body portion passes through the clamping hole portion, the fan block is engaged with the inverter main body, and when the bolt member is released, the fan block is pulled out to the front side to be disengaged from the inverter main body.

Abstract: A semiconductor package usable with a mobile device includes a circuit board including conductive wirings therein and contact terminals on a rear surface thereof, an integrated circuit chip positioned on a front surface of the circuit board and electrically connected to the conductive wirings, a cover including at least an opening, and to cover the integrated circuit chip such that a flow space is provided around the integrated circuit chip and the opening communicates with the flow space, and an air flow generator positioned on the cover to generate a compulsory air flow through the flow space and the opening, thereby dissipating heat out of the semiconductor package from the integrated circuit chip by the compulsory air flow.

Abstract: A cooling and noise-reduction apparatus for a computing device disposable within a structure having a central air conditioning system is provided. The computing device includes a heat generating component, an enclosure having first and second inlets, a fan configured to drive coolant from the first inlet to the heat generating component, a vent operably interposed between the second inlet and the heat generating component and a controller coupled to the fan and the vent to respectively control operations thereof. The cooling and noise-reduction apparatus includes a ducting element configured to flexibly and fluidly couple the second inlet with the central air conditioning system.

Abstract: A power conversion apparatus according to an embodiment includes a case that can be provided on a mounting wall surface and places therein an electric reactor and a power conversion board for performing power conversion between a predetermined power generator and a commercial electric power system. The case is sectioned into a central area and first and second side areas that sandwich the central area therebetween. The electric reactor is arranged in the central area.

Abstract: In a computer system, airflow through first and second cooling regions are normally separated by a chassis wall, and are independently controlled by respective first and second fan modules. The internal chassis wall includes a bypass opening that is normally blocked by the second fan module. In response to removal of the second fan module, the bypass opening is unblocked, to fluidly couple the two cooling regions. A redundant fan module is optionally included in fluid communication with the first cooling region, to either generate airflow through the first cooling region in response to failure or removal of the first fan module, or to supplement the airflow capacity of the first fan module in response to removal of the second fan module.

Abstract: A method for cooling an electronic image assembly using ambient gas. Exemplary embodiments of the method include the steps of circulating a closed loop of circulating gas around the electronic image assembly, directing a flow of ambient air through a first manifold, allowing the flow of ambient air to cross the flow of circulating gas without allowing the two to mix, directing the flow of ambient air behind the electronic image assembly and directing the flow of ambient air through a second manifold. The circulating gas may be used to cool a front portion of the electronic image assembly. A cross through plate may be used to allow the ambient gas and circulating gas to cross paths without mixing. A heat exchanger may be included with some embodiments of the method.

Abstract: A cooling and noise-reduction apparatus for a computing device disposable within a structure having a central air conditioning system is provided. The computing device includes a heat generating component, an enclosure having first and second inlets, a fan configured to drive coolant from the first inlet to the heat generating component, a vent operably interposed between the second inlet and the heat generating component and a controller coupled to the fan and the vent to respectively control operations thereof. The cooling and noise-reduction apparatus includes a ducting element configured to flexibly and fluidly couple the second inlet with the central air conditioning system.

Abstract: An electronic device and housing thereof are provided. The electronic device includes housing, a partition, multiple electronic elements, and a fan. The housing has a side edge, where the side edge is provided with a slit. The partition is disposed in the case, is separated by a distance with the slit, and divides the interior of the case into a first and a second space. The partition has a through hole, the second space is in communication with the first space through the through hole, and the first space is in communication with the outside of the case through the slit. The electronic elements and the fan are disposed in the second space, and an air outlet of the fan is adjacent to the through hole, so that air in the second space can be driven to flow from the first space to the outside through the slit.