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Fermentation treatment method for Congou black tea

A processing method, the technology of Gongfu black tea, which is applied in the field of fermentation treatment of Gongfu black tea, can solve the problems of imperfect fermentation process, weak taste of tea soup, red and dark leaves at the bottom of the leaves, etc., and achieve improved appearance and quality, bright red and bright leaves at the bottom of the leaves, and aroma full-bodied effect

Inactive Publication Date: 2016-03-30
赵兰
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0004] Purpose of the invention: In order to solve the problems in the prior art that the fermentation process of Gongfu black tea is not perfect enough to cause the tea soup to taste weak, the water color is light, and the bottom of the leaves are red and dark, etc., the present invention proposes a method that can effectively improve the fermentation effect, and the finished black tea, Fermentation treatment method of Gongfu black tea with rich aroma, mellow and sweet taste, bright red soup color and leaf bottom, and good appearance quality

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  • Fermentation treatment method for Congou black tea

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Effect test

Embodiment 1

[0022] A fermentation treatment method for Gongfu black tea, comprising the steps of:

[0023] (1) Pre-fermentation treatment: the treated tea leaves are tender leaves picked in summer and autumn, and the tea leaves after kneading process are placed on a spreading device with a leaf thickness of 5 cm. The entire spreading device is placed in an environment of -5~0°C for 4 minutes;

[0024] (2) Primary fermentation: take out the tea leaves after low-temperature treatment, and place them in a fermentation room for fermentation treatment. The temperature in the fermentation room is controlled at 21°C, and light treatment is carried out during fermentation. The fermentation time is 30 minutes;

[0025] (3) Place the tea leaves fermented in step (2) in an environment of -5 to 0°C for 3 minutes;

[0026] (4) Secondary fermentation: Take out the tea leaves after low-temperature treatment, put them back in the fermentation room for secondary fermentation treatment, place a thick wet ...

Embodiment 2

[0031] A fermentation treatment method for Gongfu black tea, comprising the steps of:

[0032] (1) Pre-fermentation treatment: the tea leaves to be processed are thick leaves picked in spring, and the tea leaves after rolling are placed on a spreading device with a leaf thickness of 12 cm. The spreading device is placed in an environment of -5~0°C for 7 minutes;

[0033] (2) Primary fermentation: take out the tea leaves after low-temperature treatment, and place them in a fermentation room for fermentation treatment. The temperature in the fermentation room is controlled at 23° C., and light treatment is carried out during fermentation. The fermentation time is 60 minutes;

[0034] (3) Place the tea leaves fermented in step (2) in an environment of -5 to 0°C for 5 minutes;

[0035] (4) Secondary fermentation: Take out the tea leaves after low temperature treatment, put them back in the fermentation room for secondary fermentation treatment, place a thick wet cloth under the s...

Embodiment 3

[0040] A fermentation treatment method for Gongfu black tea, comprising the steps of:

[0041] (1) Pre-fermentation treatment: the treated tea leaves are old leaves picked in spring, and the tea leaves after rolling process are placed on a spreading device with a leaf thickness of 8 cm. After the tea leaves drop to room temperature, the whole Place the spreading device in an environment of -5~0°C for 6 minutes;

[0042] (2) Primary fermentation: take out the tea leaves after low-temperature treatment, and place them in a fermentation room for fermentation treatment. The temperature in the fermentation room is controlled at 22°C, and light treatment is carried out during fermentation. The fermentation time is 45 minutes;

[0043] (3) Place the tea leaves fermented in step (2) in an environment of -5 to 0°C for 4 minutes;

[0044] (4) Secondary fermentation: Take out the tea leaves after low-temperature treatment, put them back in the fermentation room for secondary fermentatio...

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Abstract

The invention discloses a fermentation treatment method for Congou black tea. A traditional fermentation process is optimized into a method for conducting fermentation through intermittent segmentation of low-temperature treatment and fermentation treatment, the activity of enzymes is effectively enhanced, oxidation of polyphenols is promoted, loss of nutritional ingredients is reduced, the finally-formed finished Congou black tea has the advantages that the fragrance is strong, the taste is mellow, sweet and concentrated, the liquor color and leaf bottoms are red brilliant and bright, and the nutritional value is high, and the appearance and quality are both obviously improved.

Description

technical field [0001] The invention relates to a tea processing method, in particular to a fermentation processing method of Gongfu black tea. Background technique [0002] Gongfu black tea is a unique black tea variety in my country, and it is also a traditional export commodity in my country. Gongfu black tea has delicate raw materials, fine workmanship, tight and straight appearance, uniform appearance, dark color, rich aroma, mellow and sweet taste, bright red soup color and leaf bottom, and has the quality characteristics of both excellent shape and quality. [0003] Gongfu black tea is a kind of fermented tea. The initial production process includes four processes: wilting, rolling, fermentation and drying. The fermentation process is the key process of black tea production and affects the quality of black tea. The main feature is that the green leaves are red. In the biochemical process, the role of fermentation is to enhance the activity of enzymes, promote the oxi...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A23F3/08
CPCA23F3/08
Inventor 不公告发明人
Owner 赵兰