Remote control system for water electrolytic hydrogen production

Abstract

The invention belongs to the technical field of water electrolysis hydrogen production, relates to a remote control system of water electrolysis hydrogen production, comprising an on-site instrument, a sensor, an actuating mechanism, a distributed type I / O, PLC control stations, a local monitoring station, an operating station, a server, a remote monitoring station and a mobile communication terminal, wherein the on-site instrument, the sensor, and the actuating mechanism are directly connected with the distributed type I / O; the distributed type I / O and the PLC control station are connected by a filed bus; each PLC control station is connected with the local monitoring station, the operating station, and the server by an industrial ethernet; the local monitoring station is respectively connected with the remote monitoring station and the mobile communication terminal by the internet and a short message service center so as to achieve communication; and aiming at the rectifier cabinet in a hydrogen production device, a fault diagnosis method based on Wigner-Ville distribution is used. The invention improves the automatic control level in the entire production process of water electrolysis hydrogen by the network technology, realizes the remote control and on-line maintenance of the system, greatly improves the production efficiency, and reduces the maintenance cost.

Description

technical field [0001] The invention belongs to the technical field of water electrolysis hydrogen production, and in particular relates to a control system of water electrolysis hydrogen production equipment. Background technique [0002] Hydrogen is a clean energy with high calorific value. At present, the main hydrogen production processes include: water electrolysis hydrogen production, thermochemical cycle decomposition water hydrogen production, photochemical hydrogen production, fossil fuel hydrogen production and biological hydrogen production. Among them, water electrolysis hydrogen production converts power grid electricity into hydrogen energy, which has the characteristics of high hydrogen purity, simple process and equipment, non-polluting production process, mature related process technology, high energy conversion efficiency, and flexible hydrogen production scale. The control equipment of the traditional water electrolysis hydrogen production device is usuall...

AI Technical Summary

Problems solved by technology

[0003] For the existing water electrolysis hydrogen production system, the compatibility is not high, the data transmission rate is low, the signal interconnection lines are many, the interference problem is serious, the system structure is complicated, the data information cannot be shared, the fault processing cycle is long, and the integration of intelligence and automation To solve such problems, the present invention provides an implementation scheme of a remote monitoring system for hydrogen production by water electrolysis:

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