Processing method of fresh-cut selenium-rich yellow pears

A processing method and pineapple technology are applied in the fields of fruit and vegetable preservation, the function of food ingredients, and the preservation of food ingredients as anti-microbial. It can solve the problems of product browning, discoloration, outflow of nutrients, and harm to human health. Improve the preservation period, slow the proliferation of microorganisms, and solve the effect of perishable

Inactive Publication Date: 2017-11-14
阜南县兴农果树有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Compared with fresh fruits, fresh-cut fruits are prone to microbial contamination and browning and discoloration of products, especially fruits with high sugar content like pineapple. Microbial infestation, on the other hand, is due to the large amount of mechanical damage caused by cutting and the outflow of nutrients, which provide favorable living conditions for microorganisms. At present, the common meth...

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0019] Embodiment 1, a kind of processing method of fresh-cut selenium-enriched pineapple, specifically:

[0020] (1) Soak pineapple in 2g / L Na 2 CO 3 In the solution for 15 minutes, and the pH is controlled at 9, and then washed once with running water;

[0021] (2) The selenium-enriched pineapple is cut by the ultra-high pressure water cutting method. The water flow rate of the nozzle is 920m / s, and the diameter of the nozzle is 0.1mm. 2mg of polysaccharide, 1mg of green leaf alcohol, 6g of cooked starch;

[0022] (3) Keep the cut selenium-enriched pineapple for 13 minutes at a vacuum degree of 30Pa and a temperature of 3°C;

[0023] (4) Put the cut pineapple in a fresh-keeping box, wrap it with plastic wrap, and store it at 6-8°C.

Embodiment 2

[0024] Embodiment 2, a kind of processing method of fresh-cut selenium-enriched pineapple, specifically:

[0025] (1) Soak pineapple in 2.4g / L Na 2 CO 3 In the solution for 16 minutes, and the pH is controlled at 9.2, and then washed once with running water;

[0026] (2) The selenium-enriched pineapple was cut by the ultra-high pressure water cutting method. The water flow rate of the nozzle was 930m / s, and the diameter of the nozzle was 0.11mm. 2.3mg of polysaccharide, 1.1mg of green leaf alcohol, 7g of cooked starch;

[0027] (3) Keep the cut selenium-enriched pineapple for 14 minutes at a vacuum of 32Pa and a temperature of 4°C;

[0028] (4) Put the cut pineapple in a fresh-keeping box, wrap it with plastic wrap, and store it at 6-8°C.

Embodiment 3

[0029] Embodiment 3, a kind of processing method of fresh-cut selenium-enriched pineapple, specifically:

[0030] (1) Soak pineapple in 2.6g / L Na 2 CO 3 In the solution for 17 minutes, and the pH is controlled at 9.4, and then washed once with running water;

[0031] (2) The selenium-enriched pineapple was cut by the ultra-high pressure water cutting method. The water flow rate of the nozzle was 940m / s, and the diameter of the nozzle was 0.11mm. 2.7mg of polysaccharide, 1.1mg of green leaf alcohol, 7g of cooked starch;

[0032] (3) Keep the cut selenium-enriched pineapple for 15 minutes at a vacuum of 34Pa and a temperature of 4°C;

[0033] (4) Put the cut pineapple in a fresh-keeping box, wrap it with plastic wrap, and store it at 6-8°C.

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PUM

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Abstract

The invention relates to the technical field of fruit processing treatment and specifically relates to a processing method of fresh-cut selenium-rich yellow pears. The method includes the following specific steps: soaking the yellow pears in alkyl polyglucoside solution, and performing cleaning in the alkyl polyglucoside solution; cutting the cleaned selenium-rich yellow pears by adopting a method of ultra-high pressure water jet cutting; keeping the cut selenium-rich yellow pears in an environment with a vacuum degree of 30-35Pa and at a temperature of 3 DEG C to 5 DEG C for 13-16min; and placing the cut yellow pears into fresh-keeping boxes, wrapping the fresh-keeping boxes with fresh-keeping films and storing the fresh-keeping boxes at a temperature of 6 DEG C to 8 DEG C. The processing method of the fresh-cut selenium-rich yellow pears provided by the invention can significantly prolong the preservation period and solves the problems of easy rotting, browning, and water loss of fresh-cut fruits. The processing procedures of the method do not pollute the fresh-cut yellow pears and the raw materials for treatment are nontoxic and pollution-free, so that the obtained fresh-cut yellow pears after treatment do not need to be cleaned again and can be eaten directly.

Description

technical field [0001] The invention relates to the technical field of fruit processing, in particular to a processing method of fresh-cut selenium-enriched pineapple. Background technique [0002] Fresh-cut fruit, also known as lightly processed fruit, minimally processed fruit, cut fruit, and conditioned fruit, is the process of grading, cleaning, arranging, peeling (pitting) cutting, soaking, packaging and other treatments for fresh fruit to keep the product fresh. state of the product. After consumers purchase such products, they can be eaten directly without further processing. Fresh-cut fruits are loved by consumers in Europe, America, Japan and other countries for their freshness, nutrition, convenience, and pollution-free characteristics. In our country also began to gradually receive attention. Compared with fresh fruits, fresh-cut fruits are prone to microbial contamination and browning and discoloration of products, especially fruits with high sugar content lik...

Claims

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Application Information

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IPC IPC(8): A23L19/00A23L5/00A23L5/20A23B7/154A23B7/08A23B7/16
CPCA23B7/08A23B7/154A23B7/16A23L5/00A23L5/27A23L19/03A23V2002/00A23V2200/10A23V2200/02A23V2200/048A23V2250/5118A23V2250/714
Inventor 汪善洋殷辉高正辉黄学红王朝向王金泉张卫峰薛炳杰范孝勤张焱许松
Owner 阜南县兴农果树有限公司
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