China's vibrating fluidized bed dryer needs to be improved

Fluidized bed drying is a very effective method for drying solid particles. The surface of the particles suspended in the air stream is sufficiently exposed to a dry environment to obtain a better heat transfer effect and shorten the drying time. Through continuous control of dry air at the inlet and outlet and thorough mixing with solid particles to achieve the same product temperature and uniform drying effect.
Fluidized bed dryers are widely used in chemical, pharmaceutical, agricultural and forestry products, food, light industry and other fields, and are widely used in general machinery products. The vibrating fluidized bed dryer industry in our country has gone through more than 20 years of history from the formation, development to maturity. At present, the conventional vibrating fluidized bed dryers needed in the domestic market and the main vibrating fluidized bed dryers required in the international market can basically be manufactured in China. This shows that the history of importing fluidized bed dryers has ended.
At present, the main export products of vibrating fluidized bed dryers in China are vacuum vibrating fluidized bed dryers, vibratory vibrating fluidized bed dryers, small and medium-sized grain, food, and agricultural and forestry native products spray granulation dryers. The annual export volume exceeds 100%. Taiwan, the main export area is Southeast Asia and other developing countries, and has opened the door to Europe and the United States market. At present, the total output of vibrating fluidized bed dryers in China accounts for less than 5% of the total volume of domestically produced vibrating fluidized bed dryers. Experts estimate that export products will account for the total volume of domestically produced vibrating fluidized bed dryers during the “10th Five-year Plan” period. The proportion will reach more than 10%.
In the international competition, the major competitors of vibrating fluidized bed dryers, air dryers and spray dryers in China are Denmark, Switzerland, the United Kingdom, Germany, the United States, and Japan. Comparing with competitors, the advantage of vibrating fluidized bed dryers in China is low price. The main disadvantages lie in the degree of automatic control of products, appearance quality, completeness of packages, and functional combination.
From this point of view, the dryer needs breakthroughs in many aspects to break through. First of all, it is necessary to meet the development of intensification in the direction of intensification of food, pharmaceutical and other enterprises, and to develop in the direction of high-speed and high-volume production; secondly, to enable downstream food enterprises to produce in accordance with standardization and systematization, regardless of specifications, parameters, parts and components, and vibrations. All aspects of the fluidized bed dryer are standardized and serialized.
At present, domestic companies still focus on mid-to-low-end product customers. Therefore, our country's vibrating fluidized bed dryers are destined to compete with foreign products. In the future, Chinese companies must continuously strengthen their technological research and development efforts. While consolidating their own fields, domestic enterprises should steadily move forward and continue to make progress toward internationalization.

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