4results about How to "Avoid backmixing" patented technology

The utility model relates to the technical field of flow dividers, in particular to a cyclone separator for cleaning tail gas in anhydrous aluminum trichloride production, which comprises a cyclone separator body, a gas outlet pipe is arranged on the top surface of the cyclone separator body, and a gas inlet pipe is arranged at the upper part of the cyclone separator body; a dust collecting mechanism is arranged at the bottom of the cyclone separator body and comprises a collecting shell, a separating assembly and a dust collecting box, the top of the collecting shell is fixedly connected with a discharging port of the cyclone separator body, the bottom of the collecting shell is fixedly connected with the top face of the separating assembly, and the bottom face of the separating assembly is in butt joint with a box opening of the dust collecting box. The separation assembly is used for separating dust in the dust collection box from the cyclone separator body, dynamic sealing is achieved through the separation assembly, gas leakage and dust backmixing are avoided, the separation efficiency is improved, a detachable fixing structure of the dust collection box and the separation assembly supports rapid replacement, shutdown is not needed, and production continuity is guaranteed.

The application relates to the technical field of hydrogen production, and discloses a modular water electrolysis hydrogen production device based on wind and light power generation, which comprises a base, a stand column arranged on one side of the top of the base, an electrolysis box arranged on the other side of the top of the base, two gas storage tanks arranged in a symmetrical manner on the electrolysis box, connecting hoses arranged on the gas storage tank inlets, and two bend pipes arranged in a symmetrical manner on the electrolysis box. The modular water electrolysis hydrogen production device based on wind and light power generation converts electric energy through a fan-driven generator, and converts electric energy through the photovoltaic effect of a photovoltaic panel, and the two are complementary. The excess electric energy can be stored in a storage battery, so that the power supply interruption problem caused by single energy dependence is avoided. Compared with a traditional hydrogen production device relying on a power grid or single new energy, the design can maximize the use of renewable energy, reduce the consumption of fossil energy, reduce carbon emissions, improve the energy utilization efficiency of the hydrogen production process and the environmental friendliness, and adapt to the development trend of new energy hydrogen production.

The utility model discloses a kind of primary liquid purification slag discharge devices, it is related to primary liquid purification technical field, including support frame, the side of the support frame is equipped with outer shell, the bottom of the outer shell is equipped with slag discharge cylinder, in the utility model, with the rotary motion of adjusting plate, high-pressure water flow is sprayed from connecting pipe, the inside of slag discharge cylinder and outer shell can be washed, simultaneously drive motor works and drives connecting rod rotation, cleaning is carried out to the sediment adhered in the inside of slag discharge cylinder by scraper movement, sediment adhered in equipment inner wall, pipeline and slag discharge port etc. part is washed away quickly by the way of cooperation of high-pressure water washing and mechanical scraping, so that sediment is discharged smoothly with water flow, improve the slagging efficiency.

The application discloses a reaction device and method for alkaline oxidation continuous step-by-step extraction of lignin, and relates to the technical field of high-efficiency utilization of biomass. Different lignin products in different extraction stages are collected respectively, and serious secondary degradation reaction of the lignin products is avoided. The reaction device comprises an oxidizing alkali solution preparation system, an oxidation extraction system and a product collection system. The oxidizing alkali solution preparation system comprises a high-pressure gas cylinder, a heatable pressure-resistant container, a heatable magnetic stirrer and a gas supply pressure regulating system. The oxidation extraction system comprises a rapid heating box, a heat radiation preheater arranged in the rapid heating box and a flow-through reaction tube. The product collection system comprises an equilocal pump and a sample collection bottle. In the application, the biomass lignin can be continuously extracted and collected in different alkaline oxidation solvents, different time gradients and different temperature gradients, and the secondary reaction of the extracted lignin in the reaction system is significantly weakened.