CN102870906B - Method for processing Taoyuan Daye tea into green tea - Google Patents
Method for processing Taoyuan Daye tea into green tea Download PDFInfo
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- CN102870906B CN102870906B CN 201210386674 CN201210386674A CN102870906B CN 102870906 B CN102870906 B CN 102870906B CN 201210386674 CN201210386674 CN 201210386674 CN 201210386674 A CN201210386674 A CN 201210386674A CN 102870906 B CN102870906 B CN 102870906B
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- 244000269722 Thea sinensis Species 0.000 title claims abstract description 49
- 235000013616 tea Nutrition 0.000 title claims abstract description 36
- 235000009569 green tea Nutrition 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 title abstract description 5
- 238000012545 processing Methods 0.000 title abstract description 5
- 238000001035 drying Methods 0.000 claims abstract description 9
- 239000002994 raw material Substances 0.000 claims abstract description 6
- 240000005809 Prunus persica Species 0.000 claims description 16
- 235000006040 Prunus persica var persica Nutrition 0.000 claims description 16
- 235000013305 food Nutrition 0.000 claims description 8
- 239000003205 fragrance Substances 0.000 claims description 7
- 238000003672 processing method Methods 0.000 claims description 7
- 244000025254 Cannabis sativa Species 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 241001455273 Tetrapoda Species 0.000 claims description 3
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- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000002045 lasting effect Effects 0.000 abstract description 3
- 239000010977 jade Substances 0.000 abstract 1
- 239000000843 powder Substances 0.000 abstract 1
- NNBFNNNWANBMTI-UHFFFAOYSA-M brilliant green Chemical compound OS([O-])(=O)=O.C1=CC(N(CC)CC)=CC=C1C(C=1C=CC=CC=1)=C1C=CC(=[N+](CC)CC)C=C1 NNBFNNNWANBMTI-UHFFFAOYSA-M 0.000 description 3
- 238000004898 kneading Methods 0.000 description 3
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- 235000015459 Lycium barbarum Nutrition 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000796 flavoring agent Substances 0.000 description 2
- 235000019634 flavors Nutrition 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 235000014347 soups Nutrition 0.000 description 2
- 235000015911 Amorpha canescens Nutrition 0.000 description 1
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- 108010031396 Catechol oxidase Proteins 0.000 description 1
- 206010013786 Dry skin Diseases 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
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- 238000002474 experimental method Methods 0.000 description 1
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
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- Preparation Of Fruits And Vegetables (AREA)
- Tea And Coffee (AREA)
Abstract
The invention discloses a method for processing Taoyuan Daye tea into green tea. Buds of Taoyuan Daye tea in 15 days before or after Qingming Festival are picked as a raw material, and the raw material is subjected to fresh leaf spreading, green removing, modeling and drying; part of moisture of tea subjected to spreading is lost until 72 to 68 percent of moisture is left; leaves become soft, shoots do not have any red stain, green removing is completed in a vibrating removing green machine, the tea subjected to spreading passes a bedplate of the vibrating removing green machine, an infrared heat source above the bedplate makes the temperature of the bedplate range from 180 to 260DEG C, tea subjected to green removing has the moisture content of 62-64DEG C, and tender stalks of the tea subjected to green removing are not broken; green smell disappears and aroma appears; and the leaves becomes soft and leaf color becomes dark. The tea subjected to spreading is uniformly heated and vibrated on the bedplate of the vibrating removing green machine, moisture is diffused quickly, the production capacity is high, the tea is subjected to modeling and drying, the finished tea has the moisture content of less than 7 percent and is twisted into powder by hands, and the leaves can be neatly broken. The green tea prepared from the Taoyuan Daye tea has a slightly flat and straight shape, is jade green and smooth, and has tender and lasting aroma, clear and bright green liquor and mellow and fresh taste.
Description
Technical field
The present invention relates to Tea Processing, the green tea processing method of promptly a kind of Land of Peach Blossoms daye tea.
Background technology
1969, people such as Lu Wanjun find the wild daye tea tree that the quality of one tree last 100 years in age is splendid in peaceful Pu Xiang remote mountains, Taoyuan county, Hunan Province, through seed selection, breeding and experiment and demonstration, passed through the provincial appraisal of scientific and technological achievements in Hunan Province in 1989,1992 by Hunan Province's crop varietal approval committee, names to be " Land of Peach Blossoms Da Ye ".
Land of Peach Blossoms daye tea has now become the good tea tree breed in distinctive place, Taoyuan county, Hunan Province, is the various tealeaves that raw material is made with Land of Peach Blossoms daye tea, and the emerald green aquatic foods of tea matter are dense, and delicate fragrance is lasting.In October, 2005, Land of Peach Blossoms daye tea obtains national original producton location product protection, has obtained the authentication of national geography sign with " the wild tea king " of daye tea processing and fabricating.In recent years, under the great attention of Land of Peach Blossoms county Party committee, county government, this county tealeaves industry, particularly daye tea industry in the Land of Peach Blossoms has obtained very fast development.
At present the processing method of green tea in the daye tea of the Land of Peach Blossoms is: leaf picking → bright leaf withers → completes → kneads → deblock, and sub-sieve → rub again → two are blue or green just does → three green grass or young crops and do → screening → bake dryings again.Concrete is:
Land of Peach Blossoms daye tea leaf picking: from a simple bud to a bud 5,6 leaves.
Bright leaf withers: bright leaf is through withering, because moisture loss, the leaf look is by emerald green deepening green, food value of leaf deliquescing, blade smaller volume.Complete: utilize under hot conditions, destroy the activity of polyphenol oxidase, prevent the enzymatic oxidation of polyphenol compound, keep the quality characteristic of greenery clear soup.Three kinds of the manual cooking-pot types, slot type green-keeping machine, cylinder type water-removing machine that adopt complete at present.
Knead: kneading is to utilize mechanicals efforts to make water-removing leaves be pushed away, press, turn round, draw and the interaction of multiple external force such as friction forms the bar rope of tight knot.Knead and also make blade cell damage and historrhexis, a small amount of tea juice is extruded, make dried tea appearance luster soft and moist glossy.Except famous-brand and high-quality tea employing hand is rubbed, adopt kneading machine to rub mostly.
Deblock: purpose is that the tealeaves after kneading is in time scattered, and prevents that tealeaves from because of vexed intensification of long-time heap, producing tea aroma and the disadvantageous quality of flavour.Bake drying: drying is the finishing operation of roasted green tea and baked green tea processing, its main purpose is transpiring moisture, reach foot do, fixedly quality, be convenient to preserve; The effect that continues shaping and development fragrance is also arranged simultaneously.
At present in the manufacturing process of green tea, complete is the bottleneck of producing always, the quality quality that completes directly influences the quality of commodity tea, traditional fixing method is to throw in a certain amount of bright leaf in the circle pot, by stir-frying manually, Jia Gong tea quality is even like this under heating condition, and color and luster, fragrance are all better, but time-consuming taking a lot of work, labour intensity are very big.Also occurred some machineries equipment that completes now, mainly be divided into drum-type and grooved pot two classes, the working ability of drum-type is big, but hot and humid gas distributes not freely in the cylinder, and tealeaves is boiled in a covered pot over a slow fire Huang, red autumnal leaves, red stalk and often taken place.Some places tealeaves can stop for a long time in the grooved pot, causes tealeaves to be heated, and it is inhomogeneous to stir-fry, and the production quality is lower.
Summary of the invention
In order to overcome the complete shortcoming of equipment of drum-type and grooved pot two classes, the present invention proposes the green tea processing method that a kind of method that completes with vibration is produced.
The green tea processing method of this Land of Peach Blossoms daye tea, pluck clear and bright before and after the bud head of Land of Peach Blossoms daye tea in 15 days be raw material, blue or green through bright leaf stand, complete, moulding, dry process, blue or green back, stand tealeaves part aqueous vapor is scattered and disappeared moisture loss to 72 ~ 68%; The food value of leaf limbers up, bud-leaf does not have the red stain phenomenon, it is characterized in that, complete is to finish in the vibration green-keeping machine, tealeaves behind the green grass or young crops of stand is through the platen of vibration green-keeping machine, platen top infrared light thermal source makes platen temperature at 180 ℃ ~ 260 ℃, and the back tealeaves water content that completes is 62 ~ 64%, and the back tender stalk of folding that completes is continuous; Blue or green gas disappears, and fragrance appears; The food value of leaf limbers up, and it is light that leaf is subduing.
The vibration green-keeping machine comprises the platen of an inclination, platen inclination angle 7-10 degree, vibration frequency 150-200 time/minute, Oscillation Amplitude 8-15mm, the platen below links to each other with electromagnetic shaker, the platen tetrapod is equipped with spring, backplate has been equipped with in the platen both sides, and there is lamp bracket the platen top, and heat lamp is housed on the lamp bracket, feed hopper is equipped with in the end top that platen is high, and discharge bucket is equipped with in the end below that platen is low.
Tealeaves behind the green grass or young crops of stand is subjected to uniform heating and vibration on the platen of vibration green-keeping machine, steam distributes soon, and production capacity is also big, passes through moulding, drying again, and the water content that becomes to sample tea reaches below 7%, and the hand that becomes to sample tea is twisted with the fingers powdered, the fracture that hinged joint can be neat.Little flat straight and upright with the green tea profile that Land of Peach Blossoms daye tea is produced, the emerald green smoothness of color and luster; The fragrance children is tender lasting, and soup look clear and green is bright, and the dense alcohol of flavour is bright refreshing.
Description of drawings
Fig. 1 is the front view of vibration green-keeping machine
Fig. 2 is the vertical view of vibration green-keeping machine
Among the figure: 1, platen, 2, electromagnetic shaker, 3, spring, 4, backplate, 5, lamp bracket, 6, heat lamp, 7, feed hopper, 8, discharge bucket.
The specific embodiment
This green tea processing method, the bud head of the Land of Peach Blossoms daye tea before and after harvesting is clear and bright in 15 days is a raw material, process
Bright leaf stand is blue or green, complete, moulding, dry process, and blue or green back, stand tealeaves part aqueous vapor is scattered and disappeared, about moisture loss to 72 ~ 68%; The food value of leaf limbers up, and bud-leaf does not have the red stain phenomenon, and completing is to finish in the vibration green-keeping machine, tealeaves behind the green grass or young crops of stand is placed on the platen of vibration green-keeping machine, platen top infrared light thermal source makes platen temperature at 200 ℃ ~ 230 ℃, and the back tealeaves water content that completes is 62 ~ 64%, and the back tender stalk of folding that completes is continuous; Blue or green gas disappears, and fragrance appears; The food value of leaf limbers up, and it is light that leaf is subduing.
The vibration green-keeping machine comprises the platen 1 of an inclination, platen 1 inclination angle 8 degree, vibration frequency 180 times/minute, Oscillation Amplitude 10mm, platen 1 below links to each other with electromagnetic shaker 2, platen 1 tetrapod is equipped with spring 3, backplate 4 has been equipped with in platen 1 both sides, and there is lamp bracket 5 platen 1 top, and heat lamp 6 is housed on the lamp bracket 5, feed hopper 7 is equipped with in platen 1 high end top, and discharge bucket 8 is equipped with in platen 1 low end below.
Claims (1)
1. the green tea processing method of a Land of Peach Blossoms daye tea, pluck clear and bright before and after the bud head of Land of Peach Blossoms daye tea in 15 days be raw material, blue or green through bright leaf stand, complete, moulding, dry process, blue or green back, stand tealeaves part aqueous vapor is scattered and disappeared moisture loss to 72 ~ 68%; The food value of leaf limbers up, bud-leaf does not have the red stain phenomenon, it is characterized in that, complete is to finish in the vibration green-keeping machine, tealeaves behind the green grass or young crops of stand is through the platen of vibration green-keeping machine, platen top infrared light thermal source makes platen temperature at 180 ℃ ~ 260 ℃, and the back tealeaves water content that completes is 62 ~ 64%, and the back tender stalk of folding that completes is continuous; Blue or green gas disappears, and fragrance appears; The food value of leaf limbers up, and it is light that leaf is subduing, and the vibration green-keeping machine comprises the platen of an inclination, platen inclination angle 7-10 degree, vibration frequency 150-200 time/minute, Oscillation Amplitude 8-15mm, the platen below links to each other with electromagnetic shaker, the platen tetrapod is equipped with spring, backplate has been equipped with in the platen both sides, and there is lamp bracket the platen top, and heat lamp is housed on the lamp bracket, feed hopper is equipped with in the end top that platen is high, and discharge bucket is equipped with in the end below that platen is low.
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CN 201210386674 CN102870906B (en) | 2012-10-14 | 2012-10-14 | Method for processing Taoyuan Daye tea into green tea |
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CN 201210386674 CN102870906B (en) | 2012-10-14 | 2012-10-14 | Method for processing Taoyuan Daye tea into green tea |
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CN102870906B true CN102870906B (en) | 2013-07-31 |
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CN108236023A (en) * | 2016-12-26 | 2018-07-03 | 恩施市巨鑫现代农业开发有限公司 | A kind of tea making method and its equipment |
CN110686498A (en) * | 2019-11-07 | 2020-01-14 | 含山县官塘石壁茶厂 | Dial block drive type energy-saving tea hot air drying device |
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CN2170632Y (en) * | 1993-10-21 | 1994-07-06 | 云南省临沧地区茶叶科学研究所 | Machine for uniform vibrating steaming of tea |
CN2511139Y (en) * | 2001-11-08 | 2002-09-18 | 刘德友 | Vibrative steam tea kill-out device |
CN1726793A (en) * | 2005-05-31 | 2006-02-01 | 杨建荣 | Technique for preparing a kind of green tea |
CN202127770U (en) * | 2011-06-03 | 2012-02-01 | 安徽农业大学 | Top heating type vibration strip arranging machine for tea leaves |
CN202232814U (en) * | 2011-09-30 | 2012-05-30 | 湖北采花茶业有限公司 | Automatic tea fixation machine |
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