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Particle tea processing process

A processing technology and technology of granule tea, which is applied in the field of granule tea processing technology, can solve the problems of cable-shaped tea leaves with thick shape, easily broken packaging, and affecting the yield of finished products, so as to improve market competitiveness, facilitate storage and transportation, and facilitate The effect of vacuum packaging

Active Publication Date: 2013-11-27
ANHUI YIJIANGYUAN TEA IND
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The quality and variety of tea are closely related to the geographical environment of the place of origin. The tea located in the mountainous area of ​​southern Anhui in my country is characterized by large shape, heavy, fat buds, large and thick leaves, thick and long stems, and high water content. For tea with one bud and one leaf, its traditional processing techniques include greening, stripping and drying, etc., which have basically met the production requirements. However, for the tea with one bud and two leaves and above, which has the largest output in the later period, there are the following problems in the production through traditional processing techniques: Disadvantages: First of all, the tea produced is generally in the shape of a cable, without a fixed characteristic shape, resulting in a low price in the sales market that values ​​the appearance of tea; secondly, the cable-shaped tea produced by traditional processing technology Tea has the disadvantages of bulky shape, low specific gravity, difficult storage, fragile packaging, and high transportation costs.
[0003] In the prior art, the processing technology of granular green tea "Yongxi Huoqing" includes picking fresh leaves, finishing, kneading, baking, rolling, cooling, shaping, frying, and screening. It can meet the production of granular tea, but the granular green tea produced by this process lacks floral aroma. At the same time, the tea leaves are fried and dried by this process, which makes the color of the tea dark and lacks luster, and the breakage rate of the tea increases. , affecting the yield of the finished product

Method used

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  • Particle tea processing process

Examples

Experimental program
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Effect test

Embodiment 1

[0023] (1) Spread 25kg of fresh leaves in bamboo strips for 1 hour, with a thickness of 3cm. The color of the fresh leaves changes from vivid emerald green to dark green, the luster of the leaves basically disappears, the smell of green grass is reduced, and the leaves become soft;

[0024] (2) Gently shake the green: Shake the green for 2 minutes for the first time, spread the leaf thickness to 6cm, and let it rest for 1 hour. At this time, the leaf tip softens, the leaf surface flattens, the luster disappears, the dark green color of the leaf deepens, and the green color of the leaf edge turns light. The green gas fades, with a slight green fragrance, and then shake the green for the second time for 5 minutes, the thickness of the leaves is 8cm, and the standing time is 2h. Flattening, mesophyll green turns light, green gas fades, flower fragrance is obvious;

[0025] (3) Place the tea leaves in a 6CST-60 roller degreening machine for degreening. The set temperature of the d...

Embodiment 2

[0038] Put 25kg of fresh leaves in bamboo rafts and spread them for 80 minutes, with a thickness of 3.5cm; shake the green leaves twice, the first shake for 2.5 minutes, spread the leaves to a thickness of 6cm, stand for 70 minutes, shake the green leaves for the second time for 6 minutes, The leaf thickness is 8cm, and the standing time is 140min; the setting temperature of the fixing machine is 235°C, and the weight loss rate of the tea leaves is 43%; Knead under air pressure for 17 minutes; stir-fry Erqing with a drum frying machine for 14 minutes, throw in 14.2kg of leaves, tea temperature is 71°C, pot temperature is 237°C; spread the tea leaves to cool for a second time for 25 minutes, and use a fine sieve to remove the tea powder; stir-fry In a small pot, put 4.3kg of tea leaves into the Quhao frying and drying machine. The temperature of the frying and drying machine is set at 140°C, and the temperature of the tea leaves is 71°C. Use a large swing to quickly throw and fr...

Embodiment 3

[0040] Put 25kg of fresh leaves in bamboo rafts and spread them for 100 minutes, with a thickness of 3.3cm; shake the green leaves twice, shake the green leaves for the first time for 2 minutes, spread the leaves to a thickness of 7cm, let them stand for 100 minutes, shake the green leaves for the second time for 6 minutes, and spread them The leaf thickness is 9cm, and the standing time is 145min; the setting temperature of the greening machine is 245°C, and the weight loss rate of tea leaves is 53%; Press and knead for 19 minutes; stir-fry Erqing with a drum frying machine for 10 minutes, the amount of leaves cast is 11.7kg, the temperature of the tea leaves is 72°C, and the temperature of the pot is 236°C; the tea leaves are cooled for the second time for 26 minutes, and the tea powder is sieved with a fine sieve; Put 3.5kg of tea leaves into the Quhao frying and drying machine, set the temperature of the frying and drying machine at 140°C, and the temperature of the tea lea...

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Abstract

The invention discloses a particle tea processing process comprising the steps of fresh leaf preparation, paving, slight shaking, enzyme deactivating, rolling, first-step stir-frying, small pan stir-frying, large-pan stir-frying, bake-drying, fragrance extracting, and packaging. In the slight shaking process, the tea leaves are slightly shaken for 2-3 times; tea leaves are subjected to cooling and moisture regain treatments respectively after the enzyme deactivating, first-step stir-frying, small pan stir-frying, and large-pan stir-frying steps. According to the invention, large-leaf fresh leaves with high yield is processed into fixed particles, such that the appearance is uniform, and flower fragrance is rich, such that tea leaf market competitiveness is improved. Also, the large-leaf fresh leaves have the defects of large size, low specific weight, difficult storage, easy-to-break packages, high transportation cost, and the like. With the process provided by the invention, the leaves are processed into particles, such that tea leaf specific weigh is high, and storage, transportation, and vacuum packaging are facilitated.

Description

technical field [0001] The invention relates to the field of tea processing, in particular to a processing technology of granular tea. Background technique [0002] The quality and variety of tea are closely related to the geographical environment of the place of origin. The tea located in the mountainous area of ​​southern Anhui in my country is characterized by large shape, heavy, fat buds, large and thick leaves, thick and long stems, and high water content. For tea with one bud and one leaf, its traditional processing techniques include greening, stripping and drying, etc., which have basically met the production requirements. However, for the tea with one bud and two leaves and above, which has the largest output in the later period, there are the following problems in the production through traditional processing techniques: Disadvantages: First of all, the tea produced is generally in the shape of a cable, without a fixed characteristic shape, resulting in a low price i...

Claims

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Application Information

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IPC IPC(8): A23F3/06
Inventor 李明智童城戴前颖
Owner ANHUI YIJIANGYUAN TEA IND
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