Abstract: A heat dissipation module including a first fan and a second fan is provided. The first fan has a first hub and a plurality of first fan blades disposed on the first hub. The second fan has a second hub and a plurality of second fan blades disposed on the second hub. Herein the first hub and the second hub are movably connected to each other in an axial direction such that the first fan and the second fan coincide or are separated from each other.

Abstract: A remote heat exchanging module is configured to dissipate heat of a heat source and includes a first heat conduction member, a second heat conduction member, and a heat dissipation member. The first heat conduction member includes a first metallic layer in thermal contact with the heat source, a second metallic layer including a first end and a second end opposite to each other, and a graphene layer located between the first and the second metallic layers. The first end is in thermal contact with the second metallic layer. The heat dissipation member is in thermal contact with the second end. Heat generated by the heat source is transferred to the second end sequentially through the first heat conduction member and the first end and is dissipated out of the remote heat exchanging module through the heat dissipation member. A composite thin-layered heat conduction structure is also provided.

Abstract: A hinge mechanism is provided. The hinge mechanism includes a base, a magnetic assembly, a torque assembly, and a calibration component. The magnetic assembly is disposed in the base. The torque assembly is connected to the base, and includes a substrate, a first cylinder, and a second cylinder. The substrate is disposed in the base. The first cylinder penetrates the substrate, and is rotatable relative to the substrate. The second cylinder penetrates the substrate, and is rotatable relative to the substrate and the first cylinder. The calibration component is disposed between the magnetic assembly and the torque assembly, and abuts an inner wall of the first cylinder, and an inner wall of the second cylinder.

Abstract: An axial flow fan includes a hub and a plurality of fan sets disposed around the hub. The hub rotates around a center axis and has a positive pressure side and a negative pressure side opposite to each other. Each of the fan sets includes at least two blades, and each blade has a wind inlet end, a wind outlet end opposite to the wind inlet end, a negative pressure surface, and a positive pressure surface opposite to the negative pressure surface. The wind outlet end of one of the adjacent two blades corresponds to the wind inlet end of the other one of the adjacent two blades. A gap is provided between the negative pressure surface of one of the adjacent two blades and the positive pressure surface of the other one of the adjacent two blades.

Abstract: An axial flow fan includes a hub and a plurality of fan blade sets. The hub is configured to rotate around an axis. The fan blade sets are disposed at the peripheral of the hub, wherein each of the fan blade sets includes a first fan blade and a second fan blade arranged side by side along the axis and a flow channel is defined by each of the first fan blades and the corresponding second fan blade. Each of the flow channels has an inlet and an outlet opposite to each other, wherein at least one of each of the first fan blades and the corresponding second fan blade has a flow guiding hole and each of the flow guiding holes is located between the inlet and the outlet. Each of the flow guiding holes is communicated with the flow channel.

Abstract: A centrifugal heat dissipation fan including a housing and an impeller is provided. The housing has at least one inlet and at least one outlet. The impeller is disposed in the housing and rotates about an axis. The inlet is located in an axial direction of the axis and corresponds to the impeller. The outlet is located in a radial direction relative to the axis. The inlet is divided into a compression section and a release section in the rotation direction of the impeller, and the compression section has a uniform first radial dimension relative to the axis. The release section has an extended second radial dimension relative to the axis, and the second radial dimension is greater than the first radial dimension.

Abstract: A hinge mechanism is provided. The hinge mechanism includes a base, a magnetic assembly, a torque assembly, and a calibration component. The magnetic assembly is disposed in the base. The torque assembly is connected to the base, and includes a substrate, a first cylinder, and a second cylinder. The substrate is disposed in the base. The first cylinder penetrates the substrate, and is rotatable relative to the substrate. The second cylinder penetrates the substrate, and is rotatable relative to the substrate and the first cylinder. The calibration component is disposed between the magnetic assembly and the torque assembly, and abuts an inner wall of the first cylinder, and an inner wall of the second cylinder.

Abstract: An axial flow fan includes a hub and a plurality of fan blade sets. The hub is configured to rotate around an axis. The fan blade sets are disposed at the peripheral of the hub, wherein each of the fan blade sets includes a first fan blade and a second fan blade arranged side by side along the axis and a flow channel is defined by each of the first fan blades and the corresponding second fan blade. Each of the flow channels has an inlet and an outlet opposite to each other, wherein at least one of each of the first fan blades and the corresponding second fan blade has a flow guiding hole and each of the flow guiding holes is located between the inlet and the outlet. Each of the flow guiding holes is communicated with the flow channel.

Abstract: A heat dissipation fan including a hub and a plurality of fan assemblies are provided. The fan assemblies are disposed around the hub, and each of the fan assemblies includes at least two blades. A runner is formed between the at least two blades. A width of the runner gradually reduces along a rotating axis of the hub.

Abstract: A heat dissipation module including a first fan and a second fan is provided. The first fan has a first hub and a plurality of first fan blades disposed on the first hub. The second fan has a second hub and a plurality of second fan blades disposed on the second hub. Herein the first hub and the second hub are movably connected to each other in an axial direction such that the first fan and the second fan coincide or are separated from each other.

Abstract: A blade module and a fan using the same are provided. The blade module includes a rotating shaft and a plurality of blades. Each blade is connected to the rotating shaft and includes a blade body and an airflow guiding portion. The airflow guiding portion is connected to the blade body and has an opening.

Abstract: A fan module and an electronic device are provided. The fan module includes a fan housing, a fan and a heat dissipating member. The fan housing has an open side and an enclosing side which surrounds the open side, wherein the open side is provided with a first airflow guiding channel. The fan is disposed within the fan housing, the heat dissipating member is disposed at the open side, the heat dissipating member has a second airflow guiding channel which is communicated with the first airflow guiding channel, and the air generated by the fan passes through the first airflow guiding channel and the second airflow guiding channel and flows out for dust exhausting. The electronic device includes a chassis and the fan module, and the fan module is mounted in the chassis.

Abstract: A fan module and an electronic device using the fan module are provided. The fan module includes a housing, a fan blade assembly, and a fan hub. The housing has a first surface on which plural wind guiding structures are arranged. The fan blade assembly is pivoted to the housing through the fan hub and adapted to rotate along a rotation direction. The wind guiding structures are arranged along a circumferential direction of the fan hub to guide a wind flow into the housing while the fan blade assembly is being rotated.

Abstract: A blade module and a fan using the same are provided. The blade module includes a rotating shaft and a plurality of blades. Each blade is connected to the rotating shaft and includes a blade body and an airflow guiding portion. The airflow guiding portion is connected to the blade body and has an opening.

Abstract: A fan module and an electronic device using the fan module are provided. The fan module includes a housing, a fan blade assembly, and a fan hub. The housing has a first surface on which plural wind guiding structures are arranged. The fan blade assembly is pivoted to the housing through the fan hub and adapted to rotate along a rotation direction. The wind guiding structures are arranged along a circumferential direction of the fan hub to guide a wind flow into the housing while the fan blade assembly is being rotated.

Abstract: A fan module and an electronic device are provided. The fan module includes a fan housing, a fan and a heat dissipating member. The fan housing has an open side and an enclosing side which surrounds the open side, wherein the open side is provided with a first airflow guiding channel. The fan is disposed within the fan housing, the heat dissipating member is disposed at the open side, the heat dissipating member has a second airflow guiding channel which is communicated with the first airflow guiding channel, and the air generated by the fan passes through the first airflow guiding channel and the second airflow guiding channel and flows out for dust exhausting. The electronic device includes a chassis and the fan module, and the fan module is mounted in the chassis.

Abstract: A heat-dissipation module and an electronic device including a first heat source and the heat-dissipation module are provided. The heat-dissipation module includes a first heat pipe, a second heat pipe, a first set of heat fins, a second set of heat fins and a fan. One end of the first heat pipe and one end of the second heat pipe are respectively in contact with the first heat source. The first set of heat fins and the second set of heat fins are, respectively, in contact with the other end of the first heat pipe and the other end of the second heat pipe. Heat generated by the first heat source is transferred to the two sets of heat fins through the first and the second heat pipes. The fan is used for providing an air-flow blowing toward the two sets of heat fins to dissipate heat.

Abstract: A heat-dissipation module and an electronic device including a first heat source and the heat-dissipation module are provided. The heat-dissipation module includes a first heat pipe, a second heat pipe, a first set of heat fins, a second set of heat fins and a fan. One end of the first heat pipe and one end of the second heat pipe are respectively in contact with the first heat source. The first set of heat fins and the second set of heat fins are, respectively, in contact with the other end of the first heat pipe and the other end of the second heat pipe. Heat generated by the first heat source is transferred to the two sets of heat fins through the first and the second heat pipes. The fan is used for providing an air-flow blowing toward the two sets of heat fins to dissipate heat.

Abstract: A radial turbine wheel structure comprises a wheel disc, a plurality of full blades and a plurality of splitting blades. The splitting blades are disposed equidistantly around the wheel disc and are alternately disposed with the full blades. Wherein each of inlet shrouds, outlet shrouds, inlet hubs and outlet hubs separately has an included angle to a meridian plane of the wheel disc, and the full blades are related to the splitting blades in length. Hence, the radial turbine wheel is applied to the gas turbine generator set to increase the electricity generation efficiency of the gas turbine generator.

Abstract: A microfluidic device has a plurality of H-shaped micro channels not connected to each other and formed on a substrate. Each of the H-shaped micro channels comprises two main channels separately placed on two opposite sides in parallel and a plurality of sub-channels perpendicularly connected to the two main channels. The present invention is designed in such a way that various reagents dropped into different H-shaped micro channels are immobilized on respective sub-channels because of the different widths of the main channel and sub-channel. Afterwards the reagents are coated with a layer of polymer. The polymer has a porous structure that allows the passage of any sample to be tested. Finally, a plurality of upper channels parallel to one another are directly fabricated in the polymer, or in another layer of polymer stacked on the previous polymer.