Production method for purple sweet potato entire powder

A production method, the technology of purple sweet potato powder, applied in the fields of application, food preparation, food science, etc., can solve the problems of low anthocyanin content, long drying time, high energy consumption, etc., achieve high anthocyanin content, save The effect of energy consumption

Inactive Publication Date: 2012-10-03
四川紫金都市农业有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] In the production process of purple sweet potato powder, the current conventional method is to dry in a drying room. On the one hand, this method consumes a lot of energy. The quality of purple potato powder is not high

Method used

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  • Production method for purple sweet potato entire powder
  • Production method for purple sweet potato entire powder
  • Production method for purple sweet potato entire powder

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0022] like figure 1 As mentioned above, fresh purple sweet potatoes are selected, washed, peeled, sliced, and color-protected, and color-protecting agents (0.5% citric acid, 0.1% phytic acid, 0.1% calcium chloride, and the balance is water-dried, mass percent ).

[0023] After color protection, after rinsing, aging, and mashing, it enters the single-axis hammer-bar high-speed mixer to stir and backfill the mixing device. The stirring speed of the mixer is 1300-1500 rpm.

[0024] The material coming out of the mixer enters the spin flash dryer for drying, and the spin flash dryer is dried as figure 2 As shown, the spin flash dryer includes a blower 1, a heater 2, an air distributor 3, a mixer 4, a feeder 5, a dryer 6, a retaining ring 7, a cyclone separator 8, an unloader 9, Bag filter 10 and exhaust fan 11. The entry part of the material coming out of the mixer into the spin flash dryer is the feeder 5 . The material can be dried into a granular powder with a wate...

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PUM

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Abstract

The invention discloses a production method for purple sweet potato entire powder, and relates to a food production method. The production method comprises the following steps of: cleaning, peeling and slitting fresh purple sweet potatoes; keeping the color; rinsing; cooking; mashing; refilling; drying; and sieving to obtain a finished product, wherein the drying is rotary flash evaporation drying. Compared with the prior art, the production method for purple sweet potato entire powder protected by the invention has the advantages of saving energy on one hand and improving the product quality on the other hand.

Description

technical field [0001] The invention relates to a food production method, in particular to a production method of purple sweet potato powder. Background technique [0002] Purple sweet potato (scientific name: Solanum tuberdsm), also known as black potato and purple sweet potato, refers to sweet potatoes whose flesh is purple in color. In addition to the nutrients of ordinary sweet potatoes, it is also rich in selenium and anthocyanins. Anthocyanins have preventive and therapeutic effects on more than 100 diseases, and are known as the seventh essential nutrient after water, protein, fat, carbohydrates, vitamins, and minerals. Anthocyanins are the most direct, effective and safe free radical scavenger discovered by the scientific community to prevent and treat diseases and maintain human health. Its ability to scavenge free radicals is 20 times that of vitamin C and 50 times that of vitamin E. [0003] Purple potato powder is one of the dehydrated purple potato products. ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A23L1/2165A23L19/15
Inventor 陈大贵
Owner 四川紫金都市农业有限公司
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