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Annual output of 40,000 tons citric acid plant extraction workshop design

Abstract

This paper introduces the basic methods of technology design from the function of citric acid, overall plans of technology design, raw materials, fermentation, crude process and refining process. This design uses the corn raw materials through the liquid oxygen deep good fermentation, the calcium salt ion extraction citric acid. The selection of strains is the Aspergillums Niger G23-4. This method is mature. The raw material is easy to get. It's easy to operate and the production is stable.

This paper is a design for extracting workshop by the annual production of 40,000 tons of citric acid. During designing, I make full use of the equipment and the workshop space. I have cooked up many manuals on designing chemical equipment and have calculated carefully to select the equipment strictly. Finally, I will draw an arrangement diagram of equipment in extraction workshop and write a detailed specification for design.

[Keywords]Citric acid; extract; plant design

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