Electrochemical impedance measurement system based on wireless communication network

Abstract

The invention discloses an electrochemical impedance measurement system based on a wireless communication network. The system comprises a master controller, a wifi module, a sub-controller, an impedance testing module, a NRF transmission module and a smart mobile phone, wherein the smart mobile phone is connected with the master controller through the wifi module; the master controller is connected with the sub-controller through the NRF transmission module; the sub-controller is electrically connected with the impedance testing module; the impedance testing module consists of an impedance testing chip, a clock chip and a gating switch chip. According to the electrochemical impedance measurement system based on the wireless communication network, a plurality of sub-controller nodes and themaster controller cluster node are connected by adopting a wireless communication mode, user can independently add the number of new sub-nodes according to requirement, the compatibility is good, andthe expansibility is strong; the working situation of the electrochemical impedance testing system can be controlled and checked by the smart mobile phone terminal along with convenient operation andeasy carrying, and the impedance testing module has small size and light weight.

Description

technical field [0001] The invention relates to a measurement system, in particular to an electrochemical impedance measurement system based on a wireless communication network. Background technique [0002] Electrochemical impedance technique is an important method to study the mechanism of electrode reaction, electrodeposition, corrosion and chemical power supply. At present, many universities and enterprises at home and abroad mostly use electrochemical workstations to measure electrochemical impedance spectroscopy. The electrochemical workstation integrates almost all commonly used electrochemical measurement techniques, including: cyclic voltammetry, differential pulse voltammetry, chronoamperometry, Tafel diagram, electrochemical impedance spectroscopy, etc. The mainstream electrochemical workstations in the market include the Zennium series from ZAHNER ELektrik in Germany, the Autolab series from Metrohm in Switzerland, the Volta Lab80 from Radiometer Analytical in F...

AI Technical Summary

Problems solved by technology

However, these devices are not specialized impedance analysis instruments, and generally have disadvantages such as expensive, bulky, heavy, incapable of expansion, and incapable of wireless communication with the host computer, which limits their application in the field of portable and wearable monitoring

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