Abstract: A ceramic particle includes a core and a modification layer. The core is made of magnesium or a magnesium alloy. The core has a diameter of 30-100 ?m. The modification layer covers an outer surface of the core. The modification layer includes calcium and phosphorus. A method for producing a ceramic particle includes providing a core made of magnesium or a magnesium alloy and having a diameter of 30-100 ?m. A calcium salt and a phosphorus salt are dissolved in a solvent. A chelating agent is added into the solvent to form a modifying solution. The core is added into the modifying solution to form a modification layer on an outer surface of the core in a temperature range of 5-40° C. The modification layer includes calcium and phosphorus.

Abstract: A microparticle forming device is used to form microparticles with uniform particle size and proper roundness, and includes a collection pipe, a fluid nozzle, a reactor and a filter. The collection pipe includes a fluid passage, an aqueous-phase fluid inlet, an oil-phase fluid inlet and a mixed fluid outlet, all of which communicate with the fluid passage. The oil-phase fluid inlet is located between the aqueous-phase fluid inlet and the mixed fluid outlet. The fluid nozzle has a plurality of oil-phase fluid drop outlets aligned with the oil-phase fluid inlet of the collection pipe. The reactor has a reaction chamber communicating with the mixed fluid outlet of the collection pipe, a mixing member accommodated in the reaction chamber, and a microparticle collection port communicating communicated with the reaction chamber. Two opposite ends of the filter respectively communicate with the reaction chamber of the reactor.

Abstract: The present invention relates to a slowly degraded alloy and a method for producing the same. The slowly degraded alloy comprises a degradable metal and a cladding layer. The degradable metal is completely covered with the cladding layer, such that a degradation rate of the degradable metal is decreased. Furthermore, because the cladding layer is made from polymer materials, the cladding layer does not be broken easily when a stress is applied to the slowly degraded alloy, thereby efficiently covering the degradable metal therein, and lowering the degradation rate of the degradable metal.

Abstract: The present invention relates to an electrochemical machining method for manufacturing a cone. One or more conductive column and an electrode are driven to perform relative convolute motion. Then the conductive column is driven to perform electrochemical machining on the electrode for forming one or more hole in the electrode. Afterwards, the periphery of the hole in the electrode to perform electrochemical machining on the conductive column for forming a cone at one end of the conductive column.

Abstract: A power wheel including a positioning device, a wireless communication module, and a controller is provided, where the controller is configured to operate in an active mode or a passive mode. When operating in the passive mode, the controller is configured to: acquire route information and moving information from the power wheel operating in the active mode by the wireless communication module, and acquire relative position information with the other power wheels by the positioning device; and determine a rotation strategy of the power wheel according to the route information, the moving information and the relative position information. When operating in the active mode, the controller is configured to: acquire the route information, and transmit the route information to the other power wheels; and determine the rotation strategy of the power wheel according to the route information. In addition, a cooperative carrying method of the power wheel is also provided.

Abstract: A muscle power detection device and a muscle power detection method for detecting and classifying a muscle power status of a subject are provided. The muscle power detection device includes an inertia measurement unit, a pressure detection unit and a processing unit. The inertia measurement unit is configured to be arranged at a part of the subject and to obtain inertial data corresponding to the part of the subject according to movement status of the part of the subject. The pressure detection unit is configured to detection external force applied on the part of the subject to obtain pressure data. The processing unit is configured to perform an operation on the inertial data and the pressure data for obtaining evaluation values, and to obtain muscle power information corresponding to the part of the subject according to the evaluation values.

Abstract: A microparticle forming device is used to form microparticles with uniform particle size and proper roundness, and includes a collection pipe, a fluid nozzle, a reactor and a filter. The collection pipe includes a fluid passage, an aqueous-phase fluid inlet, an oil-phase fluid inlet and a mixed fluid outlet, all of which are communicated with the fluid passage. The oil-phase fluid inlet is located between the aqueous-phase fluid inlet and the mixed fluid outlet. The fluid nozzle has a plurality of oil-phase fluid drop outlets aligned with the oil-phase fluid inlet of the collection pipe. The reactor has a reaction chamber communicated with the mixed fluid outlet of the collection pipe, a mixing member accommodated in the reaction chamber, and a microparticle collection port communicated with the reaction chamber. Two opposite ends of the filter are respectively communicated with the reaction chamber of the reactor.

Abstract: A 3D printing method of a metal object includes stacking molten metal powders along an outlined path to form a metal object. An inert gas is introduced into a chamber with the metal object inside, and the metal object is hot isostatic pressed in the chamber at 80-120 MPa and 900-1000° C. for 1-4 hours.

Abstract: A power wheel including a positioning device, a wireless communication module, and a controller is provided, where the controller is configured to operate in an active mode or a passive mode. When operating in the passive mode, the controller is configured to: acquire route information and moving information from the power wheel operating in the active mode by the wireless communication module, and acquire relative position information with the other power wheels by the positioning device; and determine a rotation strategy of the power wheel according to the route information, the moving information and the relative position information. When operating in the active mode, the controller is configured to: acquire the route information, and transmit the route information to the other power wheels; and determine the rotation strategy of the power wheel according to the route information. In addition, a cooperative carrying method of the power wheel is also provided.

Abstract: The present invention relates to an electrochemical machining apparatus for gear outline, which is used for trimming the gear outline of the gear part of a workpiece and comprises a first moving mechanism, a second moving mechanism, a cathode electrode, and a gear alignment member. The cathode electrode is disposed at the first moving mechanism. The second moving mechanism is connected with the gear alignment member. The gear alignment member includes a plurality of alignment gears for aligning the location of a plurality of teeth of the gear part of the workpiece. Thereby, the plurality of teeth of the workpiece may correspond to the cathode electrode. Then, the cathode electrode may perform electrochemical machining on the plurality of teeth, and thus, trimming the outline of the plurality of teeth.

Abstract: The present invention relates to a tool setting device and tool-setting method for electrochemical machining. The tool setting device comprises a motion module, a detection circuit, and a tool setting circuit. The motion module moves a machining electrode. The detection circuit detects an electrical status of the machining electrode and outputs an electrical signal. The tool setting circuit performs calculations according to the electrical signal and gives a change status of the electrical signal. In addition, the tool setting circuit controls the motion module according to the change status of the electrical signal for completing the tool setting procedure.

Abstract: A powder bed device of additive manufacturing, which comprises a housing, a powder bed platform disposed in the housing, and elevating devices, is provided. Height of elevating platforms of the powder bed platform is adjusted by the elevating devices, which are connected to the elevating platforms. Therefore, the filled range of powders may be controlled, thereby avoiding waste of the excess powders.

Abstract: A laser process device includes a processing machinery for processing a workpiece, a laser source for emitting a laser beam to the workpiece and a modulating lens group. The modulating lens group can selectively modulate the laser beam for laser processing the workpiece respectively, like pre-heating, forming process or post treatment, so the modulating lens group can improve process efficiency of the processing machinery.

Abstract: An amorphous alloy material is provided, including 55%˜65% iron, 10%˜20% cobalt, 13%˜17% silicon, 8%˜12% boron and unavoidable impurity in weight percentage. The amorphous alloy material has good soft magnetic performance.

Abstract: An electromagnetic thermotherapy estimation system adapted to estimate an ablation result of a biological tissue ablated by a needle induced by an electromagnetic coil is provided. The electromagnetic thermotherapy estimation system includes an input device and a processing device. The input device is configured to receive a plurality of setting parameters. The setting parameters include a needle tip depth and a current magnitude. The processing device is electrically connected to the input device, and has a database configured to store an ablation range estimation model and a temperature envelope estimation model. The processing device is configured to calculate ablation range data and temperature envelope data corresponding to the setting parameters according to the ablation range estimation model, the temperature envelope estimation model and the setting parameters. In addition, an electromagnetic thermotherapy estimation method is also provided.

Abstract: A muscle power detection device and a muscle power detection method for detecting and classifying a muscle power status of a subject are provided. The muscle power detection device includes an inertia measurement unit, a pressure detection unit and a processing unit. The inertia measurement unit is configured to be arranged at a part of the subject and to obtain inertial data corresponding to the part of the subject according to movement status of the part of the subject. The pressure detection unit is configured to detection external force applied on the part of the subject to obtain pressure data. The processing unit is configured to perform an operation on the inertial data and the pressure data for obtaining evaluation values, and to obtain muscle power information corresponding to the part of the subject according to the evaluation values.

Abstract: A non-mechanical module for estimation of pedaling torque and consumed energy of bicycler and also for tracking control of an electrical bicycle speed, which utilizes the measured bicycle speed, slope and motor output torque to estimate the pedaling torque applied by the bicycler, the consumed energy of the bicycler, and to determine the torque needing to be output by the motor in order to perform the tracking control of the electrical bicycle speed. The non-mechanical module for estimation of pedaling torque and consumed energy of bicycler of the present invention comprises: an estimation program package, a bicycle speed sensor, and a slope sensor, and if it is utilized in the electrical bicycle, a motor torque sensor is needed additionally. The estimation program package is embedded inside a single-chip microprocessor. The microprocessor receives the measured bicycle speed, slope and motor output torque, and after calculation, outputs the estimated pedaling torque.

Abstract: A transmission assembly for an electric vehicle includes a transmission having an input shaft, an output shaft, and a gear train coupled between the input shaft and the output shaft. A motor includes an output coupled to the input shaft of the transmission. A motor controller is electrically connected to the motor and controls a rotating speed of the motor. A gear controller is electrically connected to the motor controller. The gear controller outputs a speed request signal to the motor controller, and the motor controller controls the rotating speed of the motor based on the speed request signal, allowing smooth engagement between the gear train and the output shaft.

Abstract: A transmission assembly for an electric vehicle includes a transmission having an input shaft, an output shaft, and a gear train coupled between the input shaft and the output shaft. A motor includes an output coupled to the input shaft of the transmission. A motor controller is electrically connected to the motor and controls a rotating speed of the motor. A gear controller is electrically connected to the motor controller. The gear controller outputs a speed request signal to the motor controller, and the motor controller controls the rotating speed of the motor based on the speed request signal, allowing smooth engagement between the gear train and the output shaft.

Abstract: The present invention discloses a non-mechanical module for estimation of pedaling torque and consumed energy of bicycler and also for tracking control of an electrical bicycle speed, which utilizes the measured bicycle speed, slope and motor output torque to estimate the pedaling torque applied by the bicycler, the consumed energy of the bicycler, and to determine the torque needing to be output by the motor in order to perform the tracking control of the electrical bicycle speed. The non-mechanical module for estimation of pedaling torque and consumed energy of bicycler of the present invention comprises: an estimation program package, a bicycle speed sensor, and a slope sensor, and if it is utilized in the electrical bicycle, a motor torque sensor is needed additionally. The estimation program package is embedded inside a single-chip microprocessor.