摘要:
The present invention relates to a multi-set switched DC brushless electric machine having its rotary part of electric machine being installed with an auxiliary excitation winding set, for being connected in series with a magnetic field winding set of electric machine of another electric machine through the auxiliary excitation winding set installed on the rotary part of electric machine, such that the excitation can be variable through altering the current of the magnetic field winding set of electric machine of the another electric machine thereby changing the operational characteristic of the electric machine.
摘要:
The present invention utilizes the rotary kinetic power of a rotary kinetic power source to directly drive the epicyclic gear set, or to drive the epicyclic gear set through a transmission device, then a controllable multiple speed-ratio device is individually installed between two output shafts of the epicyclic gear set and the load driven thereby, so the wheel set of the driven load is enabled to perform variation of the driving speed ratio and the driving torque, so as to drive the combined common load; between the output ends of the two controllable multiple speed-ratio devices, a limited slip differential or a stabilize device composed of a dual shaft connecting device having slip coupling torque can be further installed according to actual needs.
摘要:
The present invention provides a novel cup-shaped heat dissipation member aimed to meet the heat dissipation requirement of an electric-powered light emitting unit; the outer bottom side of the cup-shaped heat dissipation member is installed with the electric-powered light emitting unit (200), so the heat energy from the electric-powered light emitting unit (200) cannot only be dissipated to the exterior from the surface of the heat dissipation member, with the enlarged inner recessed surface formed on the cup-shaped structure in the heat dissipation member (100) opposite to the installation location of the electric-powered light emitting unit (200), the heat energy inside the heat dissipation member (100) can also be directly dissipated through the larger heat dissipation area formed on the inner recessed surface of the cup-shaped structure, thereby assisting the electric-powered light emitting unit (200) to dissipate heat to the exterior.
摘要:
The present invention provides an electric axial-flow fan having turbine type waterproof enclosure, which is rainproof and installed at the top portion of sealed heat dissipation housing of a high power lamp, so when the electric axial-flow fan is operated, the airflow passes through the top portion of lamp housing, which is relatively hotter, of the sealed heat dissipation housing and is concentrated towards the center, then leaded to upwardly enter an axial airflow inlet port formed at the bottom of the turbine type waterproof enclosure, thereby being exhausted to the surroundings through radially-arranged exhaust blades, thus when the present invention being applied in a high power lamp, an air cooling effect by external airflow can be provided to the top portion, which is relatively hotter, of the lamp housing, without influencing the waterproof sealing effect.
摘要:
An open-loop type heat equalization device utilizing the heat exchange fluid to transmit the thermal energy of a natural thermal energy storage body to an external temperature differentiation body, and including one or more than one of following structural devices, including: 1) installing the space limiting and flow direction guiding structure (201) for allowing the thermal energy fluid to be released from the fluid inlet/outlet port (4011), and a part thereof is returned to the fluid inlet/outlet port (3012) then flowing back to the heat gaining device (101); 2) installing an outward-expanding arc-shaped fluid chamber (108) at turning locations of the flowpath; 3) installing an auxiliary heating/cooling device (115); 4) installing an auxiliary fluid pump (107); 5) installing a heat exchange fluid temperature sensing device (TS201); 6) installing an environment temperature sensing device (TS202); and 7): installing an electric power control unit (ECU200).
摘要:
The present invention relates to a speed variable system, and in the first input rotating direction, it is capable of controlling the output shaft to output in normal and reverse rotating directions, and the input shaft is in different speed ratios to the output shaft with respect to the normal and reverse rotation directions.
摘要:
The present invention is structured by using one or both of an active wheel and a passive wheel to be constituted by a bimodal elliptical wheel, so that in the reciprocal treadle performed by the human's feet, when the feet input forces at different angles to an active wheel shaft combined on the active wheel through cranks and treadle shafts of the treadles, the active wheel forms different transmission speed ratios relative to the passive wheel according to the treadle angle.
摘要:
The present invention is structured by a dual-drive electric machine being combined with an epicycle gear set (EG101) installed in the inner rotation part of electric machine (EM101), and a controllable brake device being installed at an output/input end shaft, through controlling the controllable brake device to perform brake locking or releasing, the operations of transmission function of connecting transmission or releasing between a rotation shaft (S101) at an output/input end, a rotation shaft (S102) at an output/input end and a sleeve type rotation shaft (AS101) at an output/input end of the epicycle gear set (EG101) are enabled to be controlled, thereby to control the interactive operations between the dual-drive electric machine (EM100) and the output/input ends.
摘要:
The present invention discloses an external thermal conduction interface structure of electrical equipment wherein a fluid jetting device is utilized to jet a thermal conductive fluid for exchanging heat with the external thermal conduction interface structure of electrical equipment via the thermal energy of the jetted thermal conductive fluid, the heat exchange means includes the external thermal conduction interface structure of electrical equipment having relative high temperature being cooled by a fluid have relative lower temperature, and external thermal conduction interface structure of electrical equipment having relative lower temperature being heated by a fluid having relative higher temperature.
摘要:
The present invention is an innovation about a sequential switching device with surrounding heterogeneous joint points structure, in which the exterior of a middle conductive joint point is surrounded by a heterogeneous external joint point structure, so that a time delay is generated between the two joint points during the sequential OF/OFF operations, so the service life of joint points of a mechanical joint point switch can be prolonged, and the voltage drop and thermal loss of joint point are reduced, especially characterized in that the engagement and stability of joint points are enhanced.