National Chung Shan Institute of Science and Technology

Shih-Chang Tseng

Kuo-Kuang Jen

Gwo-Huei You

Chih-Hsien Chung

Wei-Min Hsiao

Dao-Qin Lin

Tsung-Yu Tsai

Chi-Sheng Wu

Wen-Chen Lih

Shu-Hsien Wen

Cheng-Yu Shih

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 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

The present invention discloses a method for rapidly estimating for a remaining capacity of a battery, comprising performing a constant current charge to the battery in a first period, instantly capturing a voltage/temperature of the battery in a frequency, and generating a voltage-time graph; after leaving the battery along for a second period, instantly capturing the voltage/temperature of the battery in the frequency; calculating a voltage rising rate during the first period; calculating a voltage drop rate during a leaving-along period; calculating a critical sample time; applying the critical sample time, and comparing the voltage-time graph measured in the first period, to obtain a critical sampling voltage; calculating a voltage difference slope; calculating a charging time, which is consumed by charging the battery from a lower-bound voltage to an upper-bound voltage with the constant current; calculating a compensation ratio value; and calculating the remaining capacity of the battery.

Method for rapidly estimating for remaining capacity of a battery

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.

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Taoyuan, Taiwan

Shih-Chang Tseng