Abstract: A fuel cartridge includes a plurality of chambers and a plurality of supply devices. Each of the chambers is capable of storing a first reactant. The supply devices are respectively corresponding to the chambers; and each of the supply devices is capable of supplying a second reactant to the corresponding chamber so that the second reactant reacts with the first reactant in the corresponding chamber to generate hydrogen gas. In addition, a fuel cell system using the fuel cartridge and a power management method thereof are also provided.

Abstract: A heat-dissipating device used in a projection display apparatus with an air outlet includes a fence module, at least one resilient member, and a shape memory alloy module. The fence module is disposed at the air outlet and includes at least one guiding plate with a pivot. The resilient member exerts a first force on the guiding plate to enable the guiding plate to rotate on the pivot, and the shape memory alloy module deforms when heated to exert a second force on the guiding plate to enable the guiding plate to rotate on the pivot.

Abstract: A lighting module includes a light source, a heat sink, a case, and a fan. The light source has a light emitting surface and a bottom surface opposite thereto. The heat sink is disposed at the bottom surface of the light source and includes a heat sink mass having a heat dissipation surface, wherein the heat dissipation surface is opposite to the bottom surface. The case is disposed to the heat sink and has a module airflow inlet and a module airflow outlet. The fan is disposed to the case or the heat sink for driving airflow to sequentially pass through the module airflow inlet, the heat sink, and the module airflow outlet. The case is capable of making the flowing direction of the airflow passing the module airflow outlet the same as the light emitting direction of the light emitting from the light emitting surface.

Abstract: An illuminating system includes a system casing and a plurality of illuminating modules. The system casing has a first air-hole area and a plurality of second air-hole areas. One of the adjacent second air-hole areas keeping a first distance from each other keeps a second distance from the first air-hole area. The other one of the adjacent second air-hole areas keeps a third distance from the first air-hole area. The first distance is smaller than or equal to the second distance and smaller than or equal to the third distance. Each illuminating module disposed at the system casing includes a diversion casing having a third air-hole area and a fourth air-hole area. The third air-hole areas are located within the system casing and communicate with the first air-hole area. The adjacent second air-hole areas are respectively corresponding to and respectively communicate with the fourth air-hole areas of different illuminating modules.

Abstract: A flow channel plate adapted to a fuel cell apparatus is provided. The flow channel plate includes a separating film and a plurality of bar supporting members. The separating film is disposed between two components of the fuel cell apparatus, and the bar supporting members lean against the separating film and the two components to maintain a distance between the two components. The flow channel plate has low flow resistance.

Abstract: A fuel cell module including a membrane electrode assembly (MEA), a pressing plate, an anode collector, an anode flow channel plate, a cathode collector, and a cathode flow channel plate is provided. The MEA has a protrusion, and the pressing plate presses an edge of a cathode of the MEA. The pressing plate has a first opening to expose the protrusion. The anode collector is disposed on an anode of the MEA. The anode flow channel plate is disposed on anode collector. The anode collector is disposed between the anode and the anode flow channel plate. The cathode flow channel plate faces the cathode collector disposed on the cathode and the pressing plate to form a flow channel between an inner surface of the cathode flow channel plate and the cathode collector. The cathode flow channel plate has a concave portion corresponding to the protrusion.

Abstract: A flow field plate module for a fuel cell system includes at least one flow field plate defining a fuel transporting channel thereon. The fuel transporting channel is divided into a middle converging zone having a group of first flow guiding plates arranged therein, and two diverging zones located at two lateral sides of the middle converging zone and each having a group of second flow guiding plates arranged therein. The second flow guiding plates are symmetrically arranged in the two diverging zones and are directed at respective inner end toward a space between two adjacent first flow guiding plates in the middle converging zone to thereby offset from each of the two adjacent first flow guiding plates by a predetermined distance in a fuel flowing direction, so that a fluid path is formed between any two adjacent first and second flow guiding plates.

Abstract: An illuminant module includes a lamp including a lampwick, a reflector and a guide cap, a lamp holder, a blower, and an axial fan. At least one portion of the lampwick is disposed in the reflector. The guide cap having a guide wall, a first air outlet, and a first air inlet is connected to the reflector and covers an opening of the reflector. The lamp holder has a space where the lamp is disposed, a second air inlet corresponding to the first one, a third air inlet adjacent to the second one, a fourth air inlet adjacent to the third one, a second air outlet corresponding to the first one, and a third air outlet adjacent to the second one. The blower outside the space is disposed at the second air inlet. The axial fan outside the space is disposed adjacent to the third and fourth air inlets.

Abstract: A fuel cell apparatus including a fuel cell module, a heat exchanging assembly, and an airflow producing element is provided. The fuel cell module is used to perform chemical reactions of a fuel cell. The heat exchanging assembly includes a first heat exchanging part, a second heat exchanging part, and a connection part. The connection part connects the first heat exchanging part and the second heat exchanging part respectively. The airflow producing element is adapted to produce an airflow, and the airflow flows through the first heat exchanging part, the fuel cell module, and the second heat exchanging part sequentially.

Abstract: A battery device for a notebook computer includes a control circuit, a rechargeable battery unit, and a fuel cell unit. The control circuit includes a transmission interface adapted to be electrically connected to the notebook computer. The rechargeable battery unit is electrically connected to the control circuit and includes a plurality of battery cells. The fuel cell unit is electrically connected to the control circuit. A volume of the fuel cell unit is substantially integral multiple of a volume of the battery cell.

Abstract: A fuel cartridge includes a plurality of chambers and a plurality of supply devices. Each of the chambers is capable of storing a first reactant. The supply devices are respectively corresponding to the chambers; and each of the supply devices is capable of supplying a second reactant to the corresponding chamber so that the second reactant reacts with the first reactant in the corresponding chamber to generate hydrogen gas. In addition, a fuel cell system using the fuel cartridge and a power management method thereof are also provided.

Abstract: A projecting device includes a casing, an optical engine, and a heat-dissipating mechanism. The casing includes a lower casing body and an upper casing body covering the lower casing body. The optical engine is disposed in the casing, and includes a light source module. The heat-dissipating mechanism includes a first blower disposed uprightly in the casing and adjacent to one side of the light source module for driving airflow to cool the light source module and the casing. The first blower has a thickness greater than one half of a length thereof and greater than one half of a width thereof. With the arrangement of the first blower, a sufficient amount of airflow is provided to the system to improve the heat-dissipating effect and to enhance system reliability.

Abstract: A cooling system for a projector is provided and disposed in the projector. When a sensing temperature of the projector sensed by a thermal sensor of the cooling system is higher than a maximum temperature, a control module controls a fan to increase a rotation speed. When the sensing temperature of the projector sensed by the thermal sensor is lower than a minimum temperature, the control module controls the fan to decrease the rotation speed. As a result, the temperature of the projector is maintained within a proper range.

Abstract: A fuel cell apparatus including a reaction unit for performing a chemical reaction, at least one fan for providing an airflow, and an airflow guiding device is provided. The airflow guiding device is connected to the fan and the reaction unit. The airflow guiding device includes an airflow rectification segment and a first airflow separation segment. The airflow rectification segment is connected to the fan and has one flow channel. The first airflow separation segment is connected to the airflow rectification segment and disposed between the airflow rectification segment and the reaction unit. A number of flow channels inside the first airflow separation segment is N1, where N1 is a positive integer and N1>1.

Abstract: A projection apparatus including a casing, a lamp module, an imaging system and an optical engine is provided. The lamp module is disposed in the casing and includes a frame, a first fan, a plurality of light sources and a wind guiding device. The first fan is disposed on the frame and provides a cooling airflow. The light sources provide a light beams. The wind guiding device is disposed between the first fan and the frame, and has a baffle disposed on a flowing path of the cooling airflow to divide the cooling airflow into a plurality of cooling sub-airflows for cooling the light sources respectively. The imaging system and the optical engine are received in the casing and disposed on the transmission path of the light beam, and the optical engine is positioned between the lamp module and the imaging system.

Abstract: A projection apparatus includes an outer casing, a light source disposed within the casing for generating light beams, and an optical engine connected to the light source for receiving the light beams in order to project an image. A heat sink includes an air tunnel mounted within the casing, and having air inlet disposed above the light source, and an exhaust fan mounted within an opening unit in the casing such that the fan unit is disposed in alignment with an air outlet of the air tunnel to transmit the intensive heat generated from the light source.

Abstract: A centrifugal blower includes a casing, a motor fixed in the casing, a fan structure, and an anti-leakage element. The casing has a top portion having an inlet, a bottom portion, and a side wall respectively connecting the top and bottom portions and having an outlet. The fan structure disposed in the casing and driven by the motor has a body connected to the motor and blades surrounding the body and being connected to the body, and rotates about an axis in a first rotation direction. The anti-leakage element extends from at least part of an edge of the inlet to an interior of the casing, partially covers parts of the blades, and extends from neighborhood of the outlet in a second rotation direction against the first rotation direction. A range of the anti-leakage element extending to the interior of the casing is gradually reduced along the second rotation direction.

Abstract: An illumination system includes a casing having an air inlet and an air outlet, a light source disposed in the casing and capable of generating an illumination beam emitting out of the casing, a fan disposed in the casing and capable of guiding cooling air to the air inlet and the air outlet in sequence, a heat dissipation guiding board disposed in the casing and located at the air inlet for guiding the cooling air from the air inlet to the casing in a direction away from the air outlet, and a power supply disposed on the heat dissipation guiding board. The cooling air flow flowing into the casing and guided by the heat dissipation guiding board flows to the air outlet in a direction away from the air outlet. Thereby, the cooling air flow is allowed to flow in the casing during an increased time within an extended range.

Abstract: A power supply module is formed as a package body suitable to be assembled in a light emitting diode illumination apparatus. The power supply module includes a light emitting diode driver, a feedback control unit, a current converting unit, and a package material. The light emitting diode driver, the feedback control unit, and the current converting unit are packaged integrally by the package material. The current converting unit is suitable for supplying power to the light emitting diode driver and the feedback control unit. The feedback control unit is suitable to receive a feedback signal from a light source module disposed outside of the package body and provide an adjusting signal to the light emitting diode driver, so as to make the light emitting diode driver to adjust the magnitude of a control current and provide the control current to the light source module.

Abstract: An illuminating system includes a system casing and a plurality of illuminating modules. The system casing has a first air-hole area and a plurality of second air-hole areas. One of the adjacent second air-hole areas keeping a first distance from each other keeps a second distance from the first air-hole area. The other one of the adjacent second air-hole areas keeps a third distance from the first air-hole area. The first distance is smaller than or equal to the second distance and smaller than or equal to the third distance. Each illuminating module disposed at the system casing includes a diversion casing having a third air-hole area and a fourth air-hole area. The third air-hole areas are located within the system casing and communicate with the first air-hole area. The adjacent second air-hole areas are respectively corresponding to and respectively communicate with the fourth air-hole areas of different illuminating modules.