Abstract: The present invention provides a heat dissipation module and a fan thereof. The heat dissipation module includes a heatsink and a frameless fan. The fan is disposed in the heatsink. The fan includes a motor base, an impeller, a motor and at least one engaging member. The impeller and the motor are disposed on the motor base. The motor drives the impeller to rotate, and the engaging member is extended radially from the motor base. The fan is directly assembled to the heatsink via the engaging member.

Abstract: A cooling system including several air jet elements, a heat exchange assembly and a frame is provided. The cooling system is applied to a rack server configured to receive a plurality of electronic assemblies. The air jet elements receive a high-pressure air and convert the high-pressure air into a low-temperature air. The heat exchange assembly is disposed in the frame and is connected to the air jet elements so as to perform a heat exchange between the low-temperature air and a high-temperature air generated by the rack server so as to lower the temperature of the high-temperature air. The frame is applied to accommodate the heat exchange assembly.

Abstract: An energy regeneration system comprises a heat pump, a bioreactor, a combustor, and a temperature difference electricity generation device. The heat pump is provided for thermally regulating the bioreactor and can be used for air-condition, dehumidification, refrigeration, chilling, heating and/or supplying hot water for bath. The bioreactor accommodates an organic material. The organic material is converted into a biomass fuel and other materials by microbial action. The chemical energy of the biomass fuel is converted into a heat energy by the combustor for actuating the temperature difference electricity generation device, thereby generating electrical energy.

Abstract: A generator-heat pump composite device comprises an internal combustion engine, a transmission device, clutches, a heat pump and a generator, wherein the internal combustion engine is connected to the heat pump and the generator via the transmission device and the clutches, respectively. The fuel for the internal combustion engine may be natural gas or biogas, and the heat pump may be a mechanical vapor compression heat pump. When the internal combustion engine is in operation, the heat pump and/or the generator can be selectively driven by engagement or disengagement of the clutches, for selectively generating electricity and/or cold and heat.

Abstract: Disclosed is a power supply unit provided with AC/DC voltage detection and a power supply system incorporating such power supply unit. The power control unit of the power supply unit can manipulate the first stage power circuit and the bypass switch thereof according to the form and magnitude of the first voltage which is inputted to the power supply unit in order to boost the overall operating efficiency. When the inventive power supply unit is applied to a high-level DC power supply system, the problem that the power supply unit can not output a rated output voltage due to an insufficient DC first voltage can be avoided.

Abstract: The power supply includes a first power connector, a power conversion circuit, a control unit and a detection circuit. The first power connector includes a plurality of power terminals and a first detecting terminal. The power conversion circuit is coupled to the power terminals of the first power connector for converting an input voltage into an output voltage. The control unit is coupled to the power conversion circuit for controlling an operation of the power conversion circuit. The detection circuit is coupled to the control unit and the first detecting terminal of the first power connector for detecting if the first detecting terminal is connected or disconnected with a predetermined voltage terminal and correspondingly generating a power transmission status signal to the control unit.

Abstract: A power supply with arc flash protection mechanism for providing power to a load is disclosed. The power supply comprises a first power connector including a plurality of power terminals and a first detecting terminal, a power conversion circuit, a control unit and a connection status detection circuit. The power terminals of the first power connector are configured to couple with a plurality of power terminals of a second power connector, and the first detecting terminal is configured to couple with a second detecting terminal of the second power connector and provide a detecting signal indicative of whether the second power connector is being disconnected with the first power connector. When the first detecting terminal is disconnected with the second detecting terminal, a power connection status signal of the connection status detection circuit is under disable status and the control unit controls the power conversion circuit not to generate or output the output voltage to the load.

Abstract: A power connector includes a main body, a first conductive terminal, a second conductive terminal, a third conductive terminal, and an insulating separation member. The first conductive terminal, the second conductive terminal and the third conductive terminal are disposed within the main body and arranged in a non-parallel manner. The insulating separation member is disposed within the main body, and arranged between the first conductive terminal, the second conductive terminal and the third conductive terminal for separating at least two of the first conductive terminal, the second conductive terminal and the third conductive terminal from each other.

Abstract: A heat dissipation module includes a heat sink, a two-phase heat exchange device and a supporting element. The two-phase heat exchange device is located between the supporting element and the heat sink. The supporting element receives the two-phase heat exchange device, and the supporting element has a main body including a bottom part and at least two sidewall parts. An accommodating space is formed by the bottom part and the sidewall parts of the main body of the supporting element to receive the two-phase heat exchange device, and the received two-phase heat exchange device is attached to the bottom part of the main body of the supporting element. The two-phase heat exchange device is located and sandwiched between the supporting element and the heat sink.

Abstract: The present invention provides a heat dissipation module and a fan thereof. The heat dissipation module includes a heatsink and a frameless fan. The fan is disposed in the heatsink. The fan includes a motor base, an impeller, a motor and at least one engaging member. The impeller and the motor are disposed on the motor base. The motor drives the impeller to rotate, and the engaging member is extended radially from the motor base. The fan is directly assembled to the heatsink via the engaging member.

Abstract: A heat dissipation module is disclosed, including a fan and a fastening structure. The fastening structure includes housing and at least one fixing element. The fixing element is disposed on the sidewall of the housing and has a first protruding part extruding from the inner side of the sidewall. When the fan is assembled with the fastening structure, the first protruding part partially enters into at least one molding hole of the frame of the fan and the first protruding part is placed against the edge of the molding hole.

Abstract: A heat sink includes a heat conductive portion, a plurality of fins and at least one connecting portion. The fins and connecting portion are disposed around the heat conductive portion. The connecting portion is disposed between the fins and has a fixed part. The fixed part is disposed at one side of the connecting portion and is used for connecting with a fastener.

Abstract: The present invention provides a heat dissipation module, a base thereof and a manufacturing method thereof. The heat dissipation module includes the base having a bottom, a plurality of guiding columns and a plurality of fins. The bottom and the guiding columns are formed as a single piece, and the fins are tightly fitted on the guiding columns.

Abstract: A heat sink includes a plurality of heat dissipation fins. Each of the heat dissipation fins includes a sheet body, at least one bent part, and at least one first combined part. The bent part is formed from a terminal end of the sheet body. The first combined part protrudes from the bent part along a direction opposite to the bent direction of the bent part. A manufacturing method of the heat sink is also disclosed.