Safety performance detection method for automobile power battery

The invention belongs to the technical field of automobile power battery detection, and discloses a safety performance detection method for an automobile power battery, which comprises the following steps: step 1, constructing an NARX neural network, and training the NARX neural network to obtain a...

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Hauptverfasser: ZHOU YEHUA, LIAO WUMING, WANG HAOFENG, ZHANG HANQIANG
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creator ZHOU YEHUA
LIAO WUMING
WANG HAOFENG
ZHANG HANQIANG
description The invention belongs to the technical field of automobile power battery detection, and discloses a safety performance detection method for an automobile power battery, which comprises the following steps: step 1, constructing an NARX neural network, and training the NARX neural network to obtain a battery voltage prediction model; step 2, respectively collecting current and voltage of the battery according to a sampling period; current values and voltage values at t-n, t-(n-1),..., t-2 and t-1 moments are used as input parameters of a battery voltage prediction model, and the battery voltage prediction model outputs predicted voltage at the t moment; wherein n is greater than or equal to 5 and is an integer, and t-n represents a t-n moment; and step 3, determining the safety level of the battery according to the predicted voltage at the t moment based on a four-score box diagram strategy. 本发明属于汽车动力电池检测技术领域,公开了一种汽车动力电池的安全性能检测方法,包括:步骤一、构建NARX神经网络,并对所述NARX神经网络进行训练,得到电池电压预测模型;步骤二、按照采样周期分别采集电池的电流和电压;以t-n,t-(n-1),
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subjects ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-PROPELLEDVEHICLES
ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES, IN GENERAL
MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES
MEASURING
MEASURING ELECTRIC VARIABLES
MEASURING MAGNETIC VARIABLES
PERFORMING OPERATIONS
PHYSICS
TESTING
TRANSPORTING
VEHICLES IN GENERAL
title Safety performance detection method for automobile power battery
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