CN106720528A - A kind of green tea cleans processing technology - Google Patents
A kind of green tea cleans processing technology Download PDFInfo
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- CN106720528A CN106720528A CN201611181057.1A CN201611181057A CN106720528A CN 106720528 A CN106720528 A CN 106720528A CN 201611181057 A CN201611181057 A CN 201611181057A CN 106720528 A CN106720528 A CN 106720528A
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
- A23F3/00—Tea; Tea substitutes; Preparations thereof
- A23F3/06—Treating tea before extraction; Preparations produced thereby
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Abstract
What the present invention disclose a kind of green tea cleans processing technology, and it includes pre-processing；Shake green grass or young crops, de-enzyme；Knead, shaping；Low temperature bakees 30 40min；Ease back；High temperature bakees 40 50min；Packaging Green tea processing technologies of the present invention including pretreatment, shake green grass or young crops, finish, knead, shaping, bakee, ease back and secondary baking step, infrared ray low temperature baking is carried out after shaping, the guarantee Measuring Moisture Content of Tea that eases back is consistent, then infrared high-temperature is bakeed, the most of volatilization of the low-boiling point material with green gas is set to scatter and disappear, and catechin is produced isomers, increase sequestered catechin and transoid leafiness alcohol content；The infrared wavelength of present invention selection far infrared curer is 12 20 μm, be conducive to the materials such as water, carbohydrate, amino acid, pectin to ultrared absorption, be conducive to the precipitation of various beneficial fragrance during tea baking, improve the fragrant effect of roasting, the obtained tealeaves fragrant in taste of the present invention is pure.
Description
Technical field
The invention belongs to Tea Processing technical field, specifically a kind of green tea cleans processing technology.
Background technology
One of Lu`an Guapian.Tea, chinese tradition historical famous tea, Chinese well-known tea, abbreviation green tea produced in Anhui Province, tablet tea originate from Anhui Province six
The band of An Shi Dabie Mountain one, Tang claims " Luzhou City luk on tea ", is well-known tea；It is bright to begin to claim " Lu`an Guapian.Tea ", it is top grade, superfine product tea；Clear is court
Court of a feudal ruler tribute tea.Lu`an Guapian.Tea is green tea special type teas, and have a long history inside information and abundant cultural connotation.In all tea in the world
Ye Zhong, Lu`an Guapian.Tea is unique without tealeaves of the bud without stalk, is made up of monolithic leave.Bud is gone not only to keep monolithic body, and without green grass or young crops
Careless taste；Stalk lignifying in manufacturing process, after rejecting, it can be ensured that tea flavour is dense without hardship, and perfume is without puckery.
Lu`an Guapian.Tea producing region is located at Dabie Mountain, belongs to Basin of Huaihe River, 15 DEG C of year-round average temperature, annual precipitation 1200-
1300mm, long-term relative humidity is 80%, sunshine time 2000-2230 hours year.Lu`an Guapian.Tea place of production mean sea level 300-
800m, mainly so that quality is loose, based on yellowish soil rich in organic matter, soil pH 4.8-5.5 or so.
Existing Tea Production condition is poor, and processing technology is lack of standardization, and product specification is inconsistent, and tea leaf quality is difficult to stabilization, tea
Labour's inefficiency of agriculture, when Lu`an Guapian.Tea tea produces peak period, greatly restriction Lu`an Guapian.Tea tea industry, the marketization
Formation and development.
The content of the invention
Processing technology is cleaned it is an object of the invention to provide a kind of green tea.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of green tea cleans processing technology, it is characterised in that comprise the following steps：
（1）Pretreatment：Tea fresh leaves feeding cleaning machine cleaning showers 5-10min after harvesting, dehydration, classification and stand are blue or green；
（2）Shake green grass or young crops, de-enzyme：Tealeaves carries out shaking treating, shake green grass or young crops rotating speed 15-30rpm, time 5-10min after the green grass or young crops of stand；After shake green grass or young crops
Fresh leaf is finished through electrical heating type green-keeping machine, and fixing temperature is 230-240 DEG C, 90-115 DEG C of temperture of leaves, fixation time 80-
120s；The effect of de-enzyme is to promote polyphenol oxidase to inactivate in the short period of time, it is to avoid enzymatic oxidation, while by heat chemistry
Reaction, eliminate fresh leaf herbaceous taste, de-enzyme evaporate moisture while, can soften the food value of leaf, so as to the carrying out for kneading operation；
（3）Knead, shaping：Tealeaves after de-enzyme spreading for cooling 20min at room temperature, feeding kneading machine is kneaded, and spreading for cooling 5-7min send
Enter regulation machine shaping；
（4）Bakee, ease back：Tealeaves carries out low temperature baking, far-infrared radiation heater setting temperature through far infrared curer after shaping
It is 450-500 DEG C to spend, and temperture of leaves is 60-80 DEG C, bakees time 30-40min；Tea spreading-and-cooling after baking eases back 1-3h；
（5）Secondary baking：Tealeaves after easing back carries out high temperature baking, far-infrared radiation heater setting temperature through far infrared curer
It is 550-600 DEG C to spend, and temperture of leaves is 90-100 DEG C, bakees time 40-50min；
（6）Packaging：High temperature bakee after tealeaves packing and storing while hot.
Preferably, the step（1）Blue or green 20-25 DEG C of the temperature in stand, stand blue or green time 20-30min.
Preferably, the step（3）Knead time 5-8min.
Preferably, the step（4）With（5）The infrared wavelength of far infrared curer be 12-20 μm, be conducive to water, carbohydrate,
The materials such as amino acid, pectin are conducive to the precipitation of various beneficial fragrance during tea baking to ultrared absorption, improve roasting
Fragrant effect.
Beneficial effects of the present invention：Green tea processing technology of the present invention include pretreatment, shake green grass or young crops, finish, knead, shaping, baking
Roast, ease back and secondary baking step, infrared ray low temperature baking is carried out after shaping, the guarantee Measuring Moisture Content of Tea that eases back is consistent, then
Infrared high-temperature is bakeed, and the most of volatilization of the low-boiling point material with green gas is scattered and disappeared, and catechin is produced isomers, is increased
Sequestered catechin and transoid leafiness alcohol content；The infrared wavelength of present invention selection far infrared curer is 12-20 μm, is conducive to
The materials such as water, carbohydrate, amino acid, pectin are conducive to the analysis of various beneficial fragrance during tea baking to ultrared absorption
Go out, improve the fragrant effect of roasting, the obtained tealeaves fragrant in taste of the present invention is pure.
Specific embodiment
The present invention is described in further detail with reference to specific embodiment.
Embodiment 1
A kind of green tea cleans processing technology, comprises the following steps：
（1）Pretreatment：Tea fresh leaves feeding cleaning machine cleaning showers 5min after harvesting, dehydration, classification and stand are blue or green, wherein, stand is blue or green
25 DEG C of temperature, stand blue or green time 20min；
（2）Shake green grass or young crops, de-enzyme：Tealeaves carries out shaking treating, shake green grass or young crops rotating speed 15rpm, time 10min after the green grass or young crops of stand；Fresh leaf after shake green grass or young crops
Finished through electrical heating type green-keeping machine, fixing temperature is 240 DEG C, 115 DEG C of temperture of leaves, fixation time 80s；
（3）Knead, shaping：Tealeaves after de-enzyme spreading for cooling 20min at room temperature, feeding kneading machine is kneaded, and kneads time 5min,
Then spreading for cooling 5min, sends into regulation machine shaping；
（4）Bakee, ease back：Tealeaves carries out low temperature baking, the infrared wavelength of far infrared curer through far infrared curer after shaping
It it is 20 μm, far-infrared radiation heater design temperature is 450 DEG C, temperture of leaves is 60 DEG C, bakees time 40min；Tealeaves after baking
Spreading for cooling eases back 3h；
（5）Secondary baking：Tealeaves after easing back carries out high temperature baking, the infrared wavelength of far infrared curer through far infrared curer
It it is 12 μm, far-infrared radiation heater design temperature is 600 DEG C, temperture of leaves is 100 DEG C, bakees time 40min；
（6）Packaging：High temperature bakee after tealeaves packing and storing while hot.
Embodiment 2
A kind of green tea cleans processing technology, comprises the following steps：
（1）Pretreatment：Tea fresh leaves feeding cleaning machine cleaning showers 10min after harvesting, dehydration, classification and stand are blue or green, wherein, stand is blue or green
20 DEG C of temperature, stand blue or green time 30min；
（2）Shake green grass or young crops, de-enzyme：Tealeaves carries out shaking treating, shake green grass or young crops rotating speed 30rpm, time 5min after the green grass or young crops of stand；Fresh leaf warp after shake green grass or young crops
Electrical heating type green-keeping machine is finished, and fixing temperature is 230 DEG C, 90 DEG C of temperture of leaves, fixation time 120s；
（3）Knead, shaping：Tealeaves after de-enzyme spreading for cooling 20min at room temperature, feeding kneading machine is kneaded, and kneads time 8min,
Then spreading for cooling 7min, sends into regulation machine shaping；
（4）Bakee, ease back：Tealeaves carries out low temperature baking, the infrared wavelength of far infrared curer through far infrared curer after shaping
It it is 12 μm, far-infrared radiation heater design temperature is 500 DEG C, temperture of leaves is 80 DEG C, bakees time 30min；Tealeaves after baking
Spreading for cooling eases back 1h；
（5）Secondary baking：Tealeaves after easing back carries out high temperature baking, the infrared wavelength of far infrared curer through far infrared curer
It it is 20 μm, far-infrared radiation heater design temperature is 550 DEG C, temperture of leaves is 90 DEG C, bakees time 50min；
（6）Packaging：High temperature bakee after tealeaves packing and storing while hot.
The above-mentioned description to embodiment is to be understood that and apply this hair for ease of those skilled in the art
It is bright.Person skilled in the art obviously can easily make various modifications to case study on implementation, and described herein one
As principle be applied in other embodiment without by performing creative labour.Therefore, the invention is not restricted to implementation case here
Example, those skilled in the art's announcement of the invention, not departing from improvement that scope made and modification all should be
Within protection scope of the present invention.
Claims (4)
1. a kind of green tea cleans processing technology, it is characterised in that comprise the following steps：
（1）Pretreatment：Tea fresh leaves feeding cleaning machine cleaning showers 5-10min after harvesting, dehydration, classification and stand are blue or green；
（2）Shake green grass or young crops, de-enzyme：Tealeaves carries out shaking treating, shake green grass or young crops rotating speed 15-30rpm, time 5-10min after the green grass or young crops of stand；After shake green grass or young crops
Fresh leaf is finished through electrical heating type green-keeping machine, and fixing temperature is 230-240 DEG C, 90-115 DEG C of temperture of leaves, fixation time 80-
120s；
（3）Knead, shaping：Tealeaves after de-enzyme spreading for cooling 20min at room temperature, feeding kneading machine is kneaded, and spreading for cooling 5-7min send
Enter regulation machine shaping；
（4）Bakee, ease back：Tealeaves carries out low temperature baking, far-infrared radiation heater setting temperature through far infrared curer after shaping
It is 450-500 DEG C to spend, and temperture of leaves is 60-80 DEG C, bakees time 30-40min；Tea spreading-and-cooling after baking eases back 1-3h；
（5）Secondary baking：Tealeaves after easing back carries out high temperature baking, far-infrared radiation heater setting temperature through far infrared curer
It is 550-600 DEG C to spend, and temperture of leaves is 90-100 DEG C, bakees time 40-50min；
（6）Packaging：High temperature bakee after tealeaves packing and storing while hot.
2. green tea according to claim 1 cleans processing technology, it is characterised in that the step（1）The blue or green temperature in stand
20-25 DEG C, stand blue or green time 20-30min.
3. green tea according to claim 1 cleans processing technology, it is characterised in that the step（3）Knead the time
5-8min。
4. green tea according to claim 1 cleans processing technology, it is characterised in that the step（4）With（5）It is remote red
The infrared wavelength of outer curer is 12-20 μm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611181057.1A CN106720528A (en) | 2016-12-20 | 2016-12-20 | A kind of green tea cleans processing technology |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611181057.1A CN106720528A (en) | 2016-12-20 | 2016-12-20 | A kind of green tea cleans processing technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110463789A (en) * | 2019-09-29 | 2019-11-19 | 贵州省普安县贵安茶业有限公司 | A kind of processing method of purified green-tea |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101953405A (en) * | 2010-08-31 | 2011-01-26 | 安徽农业大学 | Tea mechanization and clean production line |
| CN101953404A (en) * | 2010-08-31 | 2011-01-26 | 安徽农业大学 | Mechanical tea making process of Liuan Guapian |
| CN105325580A (en) * | 2015-11-06 | 2016-02-17 | 深圳市深宝技术中心有限公司 | Processing method for reducing bitterness of green tea |
| CN103988921B (en) * | 2013-11-07 | 2016-03-02 | 丹凤秦鼎茶业有限公司 | A kind of cleanly production technique of natural organic green-tea |
-
2016
- 2016-12-20 CN CN201611181057.1A patent/CN106720528A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101953405A (en) * | 2010-08-31 | 2011-01-26 | 安徽农业大学 | Tea mechanization and clean production line |
| CN101953404A (en) * | 2010-08-31 | 2011-01-26 | 安徽农业大学 | Mechanical tea making process of Liuan Guapian |
| CN103988921B (en) * | 2013-11-07 | 2016-03-02 | 丹凤秦鼎茶业有限公司 | A kind of cleanly production technique of natural organic green-tea |
| CN105325580A (en) * | 2015-11-06 | 2016-02-17 | 深圳市深宝技术中心有限公司 | Processing method for reducing bitterness of green tea |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110463789A (en) * | 2019-09-29 | 2019-11-19 | 贵州省普安县贵安茶业有限公司 | A kind of processing method of purified green-tea |
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