Lead-acid storage battery SOH estimation method based on SA and ANN algorithms
A lead-acid battery and algorithm technology, applied in design optimization/simulation, biological neural network model, neural architecture, etc., can solve problems such as poor model estimation accuracy and generalization ability, affect regression model estimation accuracy, and difficult training data, etc., to achieve Good nonlinear approximation ability and generalization performance, improved regression performance and prediction ability, and high fitting accuracy
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[0033] In order to enable those skilled in the art to better understand the solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments.
[0034] see Figure 1a to Figure 3b , the invention provides the lead-acid storage battery SOH estimation method based on SA and ANN algorithm, comprises the following steps:
[0035] Step S1, do cycle charge and discharge experiment (i.e. capacity fading experiment) to lead-acid storage battery, record the actual capacity of lead-acid storage battery with the change relationship of number of cycles (namely record the actual capacity of lead-acid storage battery and cycle number of cycle charge-discharge experiment) One-to-one correspondence between), and the time of constant voltage charging and constant current charging in the charging stage of each cycle charge and discharge experiment;
[0036] In the present invention, in terms of speci...
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