National Chung Shan Institute of Science and Technology

Other

Chung Shan Institute of Science and Technology

Chung-Shan Institute of Science and Technology, Armaments, Bureau, Ministry of National Defense

Kuo-Kuang Jen

Gwo-Huei You

Wei-Min Hsiao

Chih-Hsien Chung

Fu-Min Fang

Chih-Peng Chen

Po-Shen Lin

Hsuang-Chang Chiang

Chi-Sheng Wu

Shih-Chang Tseng

Jeng-Chyan Lin

Tsang-Li Tai

Hsun-Ming Hsien

Ming-Wei Liu

Kun-Feng Chen

Chung-Chun Huang

Yu-Min Liao

Ying-Sun Huang

Shu-Hsien Wen

Chien-Min Kao

Zen-Shan Chang

Kuo-Sheng Fu

Yi-Cherng Ferng

Yi-Jen Chiu

Jung-Zong Wu

Dao-Qin Lin

Chao-Kuei Lee

Yuan-Yao Lin

Chun-Hsiang Huang

Chao-Tsung Ma

Yi-Lun Chen

Hsin-Chi Chen

Jung-Tzung Wei

Kuo-An Liang

Cheng-Yu Shih

Yu-Ching Tseng

Yi-Lun Xiao

Chen-Ho Huang

Li-Tsung Sheng

Shu-San Hsiau

Chung-You Lin

Bo-Han Chen

Ywh-Ming Gong

Chun-Hsiang Kao

Shun-Yi Jian

Ming-Hsien Lin

Yu-Chih Tzeng

Chia-Yu Lee

Chung-Ling Tseng

Qian-Mao Zhou

Ya-Hsuan Cheng

Chia-Hsiang Chang

Jong-Chin Hwang

Po-Cheng Chen

Yin-Sun Huang

A method of hybrid battery electrical energy output distribution control for an electric vehicle. The method has steps comprising: (A) providing battery data of a high energy density battery and a high power density battery; (B) setting a boundary condition comprising (a) the highest and lowest boundary values of the state of health (SOH) of the batteries, (b) the highest and lowest boundary values of the state of charge (SOC) of the batteries, (c) the highest and lowest boundary values of the charge and discharge rate (C-rate) of the high energy density battery; (C) setting an energy consumption objective function; (D) using a global search algorithm to search and calculate the minimum equivalent energy consumption value under various driving conditions to establish a minimum equivalent energy consumption multi-dimensional table to achieve the output of minimum energy consumption under different driving conditions.

Method of hybrid battery electrical energy output distribution control for electric vehicle

A household energy management and dispatching system includes: a power generation device, converters, an energy storage device, an energy management controller, local servers and a cloud server. Each of the converters is electrically connected to the power generation device, an electricity grid, the energy storage device and the energy management controller, configured to receive a power generation electrical energy or a utility power, and transmitted to the energy storage device and a load. Each of the local servers is electrically connected to each of the converters and configured to read an electrical energy information, a utility power information and an energy storage information. The cloud server is electrically connected to the local servers. The local servers perform an edge computing analysis to obtain an edge information according to the above information. The system is used to provide a buffer to stabilize the grid and power dispatching.

Household energy management and dispatching system

A powdered surface monitoring system of additive manufacturing comprises an additive manufacturing processing cavity, having therein a working area carrying powder to be sintered; a laser source, generating a laser beam, which passes through a reflector, a dichroic mirror and a scanning vibration mirror and is transmitted to an upper surface of the powder in the working area; a polarization imaging device, having therein a beam expander group, a polarizer group and at least one photodetector, the polarizer group consisting of a plurality of linear polarizers, and the number of photodetectors being equal to the number of the linear polarizers.

Powdered surface monitoring system of additive manufacturing

An insert coaxial thermal radiation image evaluating system includes a cage support, first lens, first cage movable frame, second cage movable frame, cage holder and light detector. The first cage movable frame is movably disposed at the cage support and connected to the first lens. The second cage movable frame is movably disposed at the cage support and connected to the light detector. The cage holder is connected to the cage support to fix the cage support to an optical substrate. The first cage movable frame is movably disposed in the cage holder. The first lens and a second lens of a metal additive manufacturing system together form a structure of conjugate foci, such that a thermal radiation generated from a high-power infrared laser irradiation zone forms according to a fixed ratio an image captured by the light detector.

Insert coaxial thermal radiation image evaluating system

A portable battery detection device includes a battery data receiving module for receiving battery data, a temperature measurement module for measuring battery temperature, a gas measurement module for measuring discharged gas, an insulation resistance measurement module for measuring insulation resistance, a serial impedance measurement module for measuring serial impedance, a data acquisition module for receiving various data sent by the temperature measurement module and the gas measurement module, an electric meter module for measuring DC voltage, current, and impedance, the data integration module for receiving data transmitted by the battery data receiving module, the electric meter module, and the insulation resistance measurement module, and then integrating the data to the processor module, and the processor module for using data received from the data integration module, the data acquisition module, and the serial impedance measurement module to transmit data, control, and manage the operation of the portable battery detection device.

Portable battery detection device

A safety protection device for a battery test system includes a system device, an alternating current changeover switch and a direct current changeover switch. The system device is coupled to a load device. One terminal of the AC changeover switch is coupled to an AC source, the other terminal of the AC changeover switch is coupled to the system device. One terminal of the DC changeover switch is coupled to a battery pack, the other terminal of the DC changeover switch is coupled to the system device. The system device detects in real time a plurality of sets of detection information of the battery pack, performs a plurality of determinations on the plurality of sets of detection information to obtain a plurality of sets of determination information. The system device respectively switches the AC changeover switch and DC changeover switch according to the plurality of sets of determination information.

Safety protection device and method for battery test system

The present invention discloses a grinding cavity body of multiple vibration sources, in which a plurality of ultrasonic vibration sources are disposed, capable of controlling the multi-directional macroscopic medium flow, making benefits to the vibration medium (the abrasive of the slurry) to enter the fine structure of the workpiece to be processed, and to the abrasive to vibrate itself slightly to enhance the performance of abrasive to the workpiece which needs to be ground.

Grinding cavity body of multiple vibration sources

The present invention discloses a multi-dimensional vibration grinding cavity body. By adjusting amplitudes (power) and frequencies of the multi-dimensional ultrasonic vibration source, such that the multi-directional macroscopic flow is formed in the cavity body while keeping the vibration medium to have the original characteristics to improve the performance of grinding of slurry.

Multi-dimensional vibration grinding cavity body

Provides an electropolishing treatment method for a stainless steel workpiece, wherein the method comprises the following steps: placing the stainless steel workpiece in an oxalic acid solution and performing supersonic oscillation; performing a first electropolishing treatment to the stainless steel workpiece, wherein the first electropolishing treatment uses the stainless steel workpiece as an anode and 10% to 15% perchloric acid as an electrolyte, and when a constant voltage is set as 12V, the first electropolishing treatment procedure is performed; and performing a second electropolishing treatment to the stainless steel workpiece, wherein the second electropolishing treatment uses the stainless steel workpiece after the first electropolishing treatment as an anode, and an electrolyte consists of ethanol, sulfuric acid and perchloric acid, and when a constant voltage is set as 12V, the second electropolishing treatment is performed to obtain the stainless steel workpiece after the second electropolishing treatment.

Electropolishing treatment method for stainless steel workpiece

A cold plate for a battery module comprising a plurality of cells that produces heat as charging and discharging is disclosed. The cold plate includes a plurality of first fins distributed in a first subarea of the cold plate; and a plurality of second fins distributed in a second subarea of the cold plate; wherein a second fin coverage of the plurality of second fins distributed in the second subarea is smaller than a first fin coverage of the plurality of first fins distributed in the first subarea when an amount of heat absorption of the second subarea from the plurality of cells is greater than an amount of heat absorption of the first subarea from the plurality of cells.

Battery module and cold plate thereof

The present invention discloses an external battery short-circuit testing device, configured to perform short-circuit test on a battery pack under test. The external battery short-circuit testing device comprises a plurality of fuses; a Hall current transducer, coupled to the plurality of fuses; a current meter, coupled to the Hall current transducer and the battery pack under test; a voltmeter, coupled to the battery pack under test; a variable resistor, coupled to the Hall current transducer; an electromagnetic switch, coupled to the variable resistor and the battery pack under test; and an operation unit, comprising a voltage measurement unit, a current measurement unit, a temperature measurement unit and a switch control unit.

External battery short-circuit testing device

A liquid cooling module comprises a cooling plate, including a plurality of cooling channels for liquid flowing, and a pump block, integrated with the cooling plate and including a pump and a heat exchange chamber connecting to the plurality of cooling channels of the cooling plate, to form a circulation loop.

Liquid cooling module

A powder recycling system includes a supply tank, a continuous loss-in-weight module, a pneumatic module, a transfer channel, a recycle module, and a refilling tank. The supply tank accommodates recycling powder. The continuous loss-in-weight module includes a storage tank receiving the recycling powder from the supply tank and a rotary output pipe connected to the storage tank to output the recycling powder. The continuous loss-in-weight module controls the mass flow rate of the output of the recycling powder according to the weight change of the storage tank. The pneumatic module enables the recycling powder to float and move in the transfer channel. The recycle module is connected to the transfer channel to receive the recycling powder, sieves the recycling powder, provides virgin powder, and mixes the virgin powder with the recycling powder. The refilling tank is connected to the recycle module to receive the recycling powder and the virgin powder.

Powder recycling system and continuous loss in weight module applied thereto

The curved flow channel with built-in lattice structure provided by the present application is configured with the lattice structure disposed at the outer inside wall of the curved section away from a center of curvature of the curved section. Through geometry and distribution design of the lattice structure, flow rate and flow direction of fluid impacting the lattice structure can be altered, which achieves the purpose of flow rate redistribution in the curved flow channel and produces a downstream flow field with uniform distribution.

Curved flow channel with built-in lattice structure

A charging method for a battery set with a plurality of battery cells, having steps of performing a serial charging on the battery cells; determining whether one of the battery cells reaches a saturation voltage; and performing a uniform separately charging on the battery cells when one of the battery cells reaches the saturation voltage, wherein the uniform separately charging comprises sorting the battery cells according to cell voltages of the battery cells; and sequentially and separately charging the sorted battery cells to a Nsegmented voltage in a Nsegmentation, wherein N is a positive integer from 1 to K, and K is a positive integer larger than 1. The charging method of the present disclosure can reduce the temperature rising of the battery cell due to the longtime charging.

Charging method for battery set and battery management system using the same

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Taoyuan, Taiwan

Kuo-Kuang Jen