Coal chemical industry wastewater waste heat power generation and pollutant electric drive degradation device and system

Abstract

The invention discloses a coal chemical industry wastewater waste heat power generation and pollutant electric drive degradation device and system, and solves the problems that in the coal chemical industry wastewater degradation treatment process, the cost is high, and in the purification process, the energy loss amount is high, and energy waste is serious. The device comprises a thermoelectric power generation module, an electro-catalysis module and an energy storage device, a reactor of the electro-catalysis module decomposes electrolyte through power supply of the energy storage device to generate hydrogen peroxide for purifying wastewater, the outlet end of the reactor is connected with a chemical wastewater discharge end, and the chemical wastewater discharge end is connected with the thermoelectric power generation module. The thermoelectric power generation module is connected with the energy storage device, the thermoelectric power generation module charges the energy storage device, the energy storage device is connected with the reactor, and the energy storage device supplies power to the reactor. The waste heat of the waste water is utilized to generate and store electric energy, the generated electric energy is used for driving the reactor to catalytically synthesize hydrogen peroxide, the hydrogen peroxide is utilized to degrade pollutants in the coal chemical industry waste water, and cooperative treatment of the waste water and the waste heat is achieved.

Description

technical field [0001] The invention relates to the technical field of coal chemical wastewater treatment, in particular to a coal chemical wastewater waste heat power generation and pollutant electric drive degradation device and system. Background technique [0002] Fertilizers, plastics, synthetic rubber, methanol, natural gas and other chemical substances are widely used in production, life and energy consumption; the coal chemical industry can obtain chemical raw materials and energy substances through processes such as coal liquefaction / gasification, so it has great impact on social development and economic progress. has an important position. However, the coal chemical industry will produce a large amount of chemical wastewater during the coal conversion process. The characteristics of coal chemical wastewater pollutants are high concentration, various types, and most of them are toxic, harmful and refractory pollutants, which pose severe challenges to related polluta...

AI Technical Summary

Problems solved by technology

However, the cost of using noble metal catalysts at this stage is high, the amount of energy lost during the purification process is high, energy waste is serious, economic applicability is poor, and it is difficult to overhaul and maintain. At the same time, the heat in chemical wastewater is high, and it is difficult to be effectively reused.

Images