Method and device for establishing electrolytic cell model in water electrolysis hydrogen production system

Abstract

The invention provides a method and device for establishing an electrolytic cell model in a water electrolysis hydrogen production system, and the method comprises the steps: firstly obtaining an original test array set required for establishing the electrolytic cell model, the original test array set comprising N groups of electrolytic cell test arrays; secondly, screening each group of electrolytic cell test arrays in the original test array set to obtain a modeling test array set; and finally, based on the modeling test array set, training a preset neural network model, and taking the preset neural network model meeting a preset training condition as an electrolytic cell model, that is, the neural network model can be trained by using the screened array set, abnormal data interference is eliminated, and the precision of the neural network model is improved. Moreover, the neural network model meeting the preset training condition is used as the electrolytic cell model, so that the problems of large fitting voltage error and low model precision of the electrolytic cell model obtained by performing formula coefficient fitting mainly based on a formula and test data in the existing related scheme are solved.

Description

technical field [0001] The invention relates to the technical field of hydrogen production, in particular to a method and a device for establishing an electrolytic cell model in an electrolysis water hydrogen production system. Background technique [0002] The electrolytic water hydrogen production system is mainly composed of an electrolytic cell, a gas-liquid separation device and a scrubber, and the electrolytic water hydrogen production is realized through the purification process. In order to analyze the performance and optimize the design of the electrolyzed water hydrogen production system, a large number of experimental tests are required. [0003] During the test and test process, the electrolyte solution needs to be preheated, and the test test takes a long time. Although the amount of data required for testing can be reduced by modeling the water electrolysis hydrogen production system, thereby reducing the test pressure of engineering testers, the existing meth...

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Problems solved by technology

[0004] In this regard, this application provides a method and device for establishing an electrolyzer model in an electrolyzed water hydrogen production system to solve the problem of fitting voltage errors in the electrolyzer model obtained by fitting the formula coefficients based on formulas and test data in existing related solutions. The problem of large and low model accuracy

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