CN107307154A - A kind of processing method of cyclocarya paliurus tea - Google Patents
A kind of processing method of cyclocarya paliurus tea Download PDFInfo
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- CN107307154A CN107307154A CN201710725306.7A CN201710725306A CN107307154A CN 107307154 A CN107307154 A CN 107307154A CN 201710725306 A CN201710725306 A CN 201710725306A CN 107307154 A CN107307154 A CN 107307154A
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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
- A23F3/34—Tea substitutes, e.g. matè; Extracts or infusions thereof
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Abstract
The invention belongs to field of tea, more particularly to a kind of processing method of cyclocarya paliurus tea, comprise the following steps：Sorting, light irradiation, sun withering, the tune that withers, leaf rotation, fixing, airing, knead, dry；The cyclocarya paliurus tea processed using the present invention, while maintaining tealeaves original color and profile, also increase the leaching of tealeaves beneficiating ingredient, so that millet paste golden yellow color, bright, there is feeling of freshness, and it is fragrant with medicine, that is, meet consumer and meet demand to quality again to the demand of cyclocarya paliurus tea profile.
Description
Technical field
The invention belongs to field of tea, more particularly to a kind of processing method of cyclocarya paliurus tea.
Background technology
Blue or green money willow, alias：Money tree, numb willow, blue or green money Lee, the numb willow in mountain, Shan Huashu, are Juglandaceae, cyclocarya plant.It is blue or green
Qian Liu is the rare tree species that the discipline of glacier four survives, and exists only in China, is described as the giant panda of plant kingdom, the 3rd of medical field the
Tree.With expanding economy, the increase of life stress, diet is irregular in addition, after cardiovascular and cerebrovascular, cancer, tumour,
Hyperglycaemia turns into the second largest killer of the mankind.Research finds that cyclocarya paliurus tea is organic rich in abundant saponin(e, flavones, polysaccharide etc.
Nutritional ingredient, and the inorganic nutrients composition such as substantial amounts of iron, zinc, selenium, chromium, germanium, magnesium, calcium, also containing manganese, iron, copper, chromium, zinc,
The trace elements such as selenium, vanadium, germanium, closely related element Ni, Cr, V, Se content are higher with glycometabolism and insulin action, from
And can active balance human body glycometabolism so that reach it is hypoglycemic, reverse complication health effect.So, by its bud-leaf big gun
Cyclocarya paliurus tea is made to be drunk, still, current processing technology is more traditional so that the beneficiating ingredient in blue or green money willow can not be fine
Leaching and play hypoglycemic effect.
The content of the invention
The present invention is in order to solve the above technical problems, there is provided a kind of processing method of cyclocarya paliurus tea, particular by following
Technical scheme is realized.
A kind of processing method of cyclocarya paliurus tea, comprises the following steps：
1) sorting：It is tea raw material to take fresh leaf；
2) light irradiation：The tealeaves of selection is subjected to ultraviolet irradiation；
3) sun withering；
4) wither：Tea spreading is placed on withering trough, and thickness is 9-17cm, and hot blast temperature is controlled at 28-33 DEG C, and tealeaves is aqueous
Measure as 75-80%；
5) leaf rotation：Wither tealeaves and the additive 30-50 in mass ratio of tune:Leaf rotation, the vibration of first time leaf rotation are carried out after 1 mixing
Frequency is 100-150r/min, continues 20-30min, suspends 30-50min, and second of leaf rotation vibration frequency is 200-300r/
Min, continues 10-20min, suspends 60-70min；
6) finish：Including supercharging, decompression, tealeaves is depressured immediately after finishing at high temperature under high pressure；
7) airing：The tealeaves of fixing is spread, 25-30 DEG C is dropped to temperature；
8) knead：Tealeaves after airing is carried out to knead processing, temperature is 25-30 DEG C, humidity 85%-95%；
9) dry：Including vacuum freeze drying, heated-air drying, heated-air drying temperature is 65-75 DEG C, is dried to Measuring Moisture Content of Tea and contains
Measure as 5.0-6.0%.
Further, described light irradiation, ultraviolet wavelength range is in 350-290nm, and light application time is 1.5-3h.
Further, described sun withering, is 15:30-17:30 are carried out, and tremble turn over tealeaves 2-3 times therebetween.
Further, described additive, is double-colored purple perilla extract solution.
Further, described additive, including following extraction step：
1) double-colored purple perilla is crushed, and 80-100 mesh sieves is crossed, by powder and yeast liquid 20-30 in mass ratio:It is double after 1 mixing
Color purple perilla powder moisture is 30%-40%, and 35-37 DEG C, ferment 12-13h, obtains effective work of fermentation material, wherein yeast liquid
Bacterium number is hundred million/ml of 150-200；
2) add and carried under the water of 2-3 times of quality fermentation material quality, 50-60 DEG C of immersion 1.5-2h, 30-40KHz supersonic frequencies
1-1.5h is taken to filter, you can.
Further, described fixing, green-keeping machine is previously heated to 300 DEG C, external pressurized to 3.5MPa, by the tealeaves withered
The 3min that wherein finishes is put into, stops heating pressurization, when the steam that tealeaves itself is produced causes pressure to rise 4.0-5.0MPa, is opened
Release of pressure valve, completes fixing processing.
Further, it is described to knead, chamber pressure 300-500Pa is kneaded, is not pressurized and kneads 10-15min, 100-150N pressure
Under knead and knead 7-10min under 10-20min, 200-300N pressure.
Further, described drying, be the tealeaves that will be kneaded in -20~-25 DEG C of precooling 2-4h, at -70~-80 DEG C
When, freeze 7-9h.
Beneficial effects of the present invention：By sensory evaluation, cyclocarya paliurus tea of the invention is due to using instantaneous controlled pressure drop fixing work
Skill, using being freeze-dried and being equipped with heated-air drying when drying, preferably maintains the original color and shape of tealeaves, so that
It is millet paste golden yellow color, bright, there is feeling of freshness, with sweet taste.
In addition, by special shaking treating, and add during leaf rotation double-colored purple perilla extract solution so that blue or green money willow
The fragrance of tea is stronger, and fragrant with medicine, and general flavone content improves 0.46-0.71mg/g, total triterpene in water extraction
Content adds 2.92-3.98mg/g, Thick many candies content and improves 4.26-6.61mg/g.
In summary, while cyclocarya paliurus tea of the invention preferably maintains tealeaves original color and profile, also increase
Add the leaching of tealeaves beneficiating ingredient, so that it is millet paste golden yellow color, bright, there is feeling of freshness, and it is fragrant with medicine, that is, meet
Consumer meets the demand to quality to the demand of cyclocarya paliurus tea profile again.
Embodiment
The embodiment to the present invention is described in further detail below, but the invention is not limited in these realities
Mode is applied, any improvement or replacement on the present embodiment essence spirit still falls within the claims in the present invention claimed
Scope.
Embodiment 1
A kind of processing method of cyclocarya paliurus tea, comprises the following steps：
1) sorting：The fresh leaf taken is tea raw material；
2) light irradiation：The tealeaves of selection is subjected to ultraviolet irradiation；
3) sun withering；
4) wither：Tea spreading is placed on withering trough, and thickness is 9cm, and hot blast temperature control is at 28 DEG C, and water content of tea is
75%；
5) leaf rotation：Wither tealeaves and the additive in mass ratio 30 of tune:Leaf rotation, first time leaf rotation vibration frequency are carried out after 1 mixing
Rate is 100r/min, continues 20min, suspends 30min, and second of leaf rotation vibration frequency is 200r/min, continues 10min, pause
60min；
6) finish：Including supercharging, decompression, tealeaves is depressured immediately after finishing at high temperature under high pressure；
7) airing：The tealeaves of fixing is spread, 25 DEG C are dropped to temperature；
8) knead：Tealeaves after airing is carried out to knead processing, temperature is 25 DEG C, humidity 85%；
9) dry：Including vacuum freeze drying, heated-air drying, heated-air drying temperature is 65 DEG C, is dried to Measuring Moisture Content of Tea content
For 5.0%.
Described light irradiation, ultraviolet wavelength range is in 350nm, and light application time is 1.5h.
Described sun withering, is 15:30-17:30 are carried out, and tremble turn over tealeaves 2 times therebetween.
Described additive, is double-colored purple perilla extract solution, including following extraction step：
1) double-colored purple perilla is crushed, and 80 mesh sieves is crossed, by powder and yeast liquid in mass ratio 20:After 1 mixing, double-colored purple perilla powder
Last water content is 30%, and 35 DEG C, ferment 12h, obtains fermentation material, the wherein living bacteria count of yeast liquid is hundred million/ml of 150-200；
2) add under the water of 2 times of fermentation material quality, 50 DEG C of immersion 1.5-2h, 30KHz supersonic frequencies and extract 1h, filter, i.e.,
Can.
Described fixing, green-keeping machine is previously heated to 300 DEG C, and the tealeaves withered is put into it by external pressurized to 3.5MPa
Middle fixing 3min, stops heating pressurization, when the steam that tealeaves itself is produced causes pressure to rise 4.0MPa, opens release of pressure valve,
Complete fixing processing.
Described is kneaded, and kneads chamber pressure 300Pa, is not pressurized and kneads 10min, and 10min, 200N pressures are kneaded under 100N pressure
7min is kneaded under power.
Described drying, be the tealeaves that will be kneaded in -20 DEG C of precooling 2h, at -70 DEG C, freeze 7h.
Embodiment 2
A kind of processing method of cyclocarya paliurus tea, comprises the following steps：
1) sorting：The fresh leaf taken is tea raw material；
2) light irradiation：The tealeaves of selection is subjected to ultraviolet irradiation；
3) sun withering；
4) wither：Tea spreading is placed on withering trough, and thickness is 11cm, and hot blast temperature control is at 299 DEG C, and water content of tea is
76%；
5) leaf rotation：Wither tealeaves and the additive in mass ratio 35 of tune:Leaf rotation, first time leaf rotation vibration frequency are carried out after 1 mixing
Rate is 110r/min, continues 22min, suspends 35min, and second of leaf rotation vibration frequency is 220r/min, continues 12min, pause
62min；
6) finish：Including supercharging, decompression, tealeaves is depressured immediately after finishing at high temperature under high pressure；
7) airing：The tealeaves of fixing is spread, 26 DEG C are dropped to temperature；
8) knead：Tealeaves after airing is carried out to knead processing, temperature is 26 DEG C, humidity 86%；
9) dry：Including vacuum freeze drying, heated-air drying, heated-air drying temperature is 67 DEG C, is dried to Measuring Moisture Content of Tea content
For 5.2%.
Described light irradiation, ultraviolet wavelength range is in 340nm, and light application time is 1.7h.
Described sun withering, is 15:30-17:30 are carried out, and tremble turn over tealeaves 2 times therebetween.
Described additive, is double-colored purple perilla extract solution, including following extraction step：
1) double-colored purple perilla is crushed, and 80 mesh sieves is crossed, by powder and yeast liquid in mass ratio 22:After 1 mixing, double-colored purple perilla powder
Last water content is 30%-40%, and 35-37 DEG C, ferment 12-13h, obtains fermentation material, the living bacteria count of wherein yeast liquid is
Hundred million/ml of 150-200；
2) add under the water of 2.2 times of quality fermentation material quality, 52 DEG C of immersion 1.6h, 32KHz supersonic frequencies and extract 1.1h mistakes
Filter, you can.
Described fixing, green-keeping machine is previously heated to 300 DEG C, and the tealeaves withered is put into it by external pressurized to 3.5MPa
Middle fixing 3min, stops heating pressurization, when the steam that tealeaves itself is produced causes pressure to rise 4.2MPa, opens release of pressure valve,
Complete fixing processing.
Described is kneaded, and kneads chamber pressure 350Pa, is not pressurized and kneads 11min, and 12min, 220N pressures are kneaded under 110N pressure
7min is kneaded under power.
Described drying, be the tealeaves that will be kneaded in -21 DEG C of precooling 2.4h, at -72 DEG C, freeze 7.4h.
Embodiment 3
A kind of processing method of cyclocarya paliurus tea, comprises the following steps：
1) sorting：It is tea raw material to take fresh leaf；
2) light irradiation：The tealeaves of selection is subjected to ultraviolet irradiation；
3) sun withering；
4) wither：Tea spreading is placed on withering trough, and thickness is 12cm, and hot blast temperature control is at 299 DEG C, and water content of tea is
77%；
5) leaf rotation：Wither tealeaves and the additive in mass ratio 40 of tune:Leaf rotation, first time leaf rotation vibration frequency are carried out after 1 mixing
Rate is 120r/min, continues 24min, suspends 38min, and second of leaf rotation vibration frequency is 240r/min, continues 14min, pause
64min；
6) finish：Including supercharging, decompression, tealeaves is depressured immediately after finishing at high temperature under high pressure；
7) airing：The tealeaves of fixing is spread, 27 DEG C are dropped to temperature；
8) knead：Tealeaves after airing is carried out to knead processing, temperature is 27 DEG C, humidity 89%；
9) dry：Including vacuum freeze drying, heated-air drying, heated-air drying temperature is 69 DEG C, is dried to Measuring Moisture Content of Tea content
For 5.4%.
Described light irradiation, ultraviolet wavelength range is in 330nm, and light application time is 1.9h.
Described sun withering, is 15:30-17:30 are carried out, and tremble turn over tealeaves 3 times therebetween.
Described additive, is double-colored purple perilla extract solution, including following extraction step:
1) double-colored purple perilla is crushed, and 100 mesh sieves is crossed, by powder and yeast liquid in mass ratio 24:After 1 mixing, double-colored purple perilla
Powder moisture is 34%, 35 DEG C, and ferment 12h, obtains fermentation material, wherein the living bacteria count of yeast liquid be 150-200 hundred million/
ml；
2) add under the water of 2.4 times of quality fermentation material quality, 54 DEG C of immersion 1.7h, 34KHz supersonic frequencies and extract 1.3h mistakes
Filter, you can.
Described fixing, green-keeping machine is previously heated to 300 DEG C, and the tealeaves withered is put into it by external pressurized to 3.5MPa
Middle fixing 3min, stops heating pressurization, when the steam that tealeaves itself is produced causes pressure to rise 4.6MPa, opens release of pressure valve,
Complete fixing processing.
Described is kneaded, and kneads chamber pressure 400Pa, is not pressurized and kneads 13min, and 16min, 260N pressures are kneaded under 130N pressure
8min is kneaded under power.
Described drying, be the tealeaves that will be kneaded in -23 DEG C of precooling 2.8h, at -76 DEG C, freeze 8.0h.
Embodiment 4
A kind of processing method of cyclocarya paliurus tea, comprises the following steps：
1) sorting：It is tea raw material to take fresh leaf；
2) light irradiation：The tealeaves of selection is subjected to ultraviolet irradiation；
3) sun withering；
4) wither：Tea spreading is placed on withering trough, and thickness is 15cm, and hot blast temperature control is at 30 DEG C, and water content of tea is
79%；
5) leaf rotation：Wither tealeaves and the additive in mass ratio 45 of tune:Leaf rotation, first time leaf rotation vibration frequency are carried out after 1 mixing
Rate is 140r/min, continues 28min, suspends 42min, and second of leaf rotation vibration frequency is 280r/min, continues 18min, pause
68min；
6) finish：Including supercharging, decompression, tealeaves is depressured immediately after finishing at high temperature under high pressure；
7) airing：The tealeaves of fixing is spread, 29 DEG C are dropped to temperature；
8) knead：Tealeaves after airing is carried out to knead processing, temperature is 29 DEG C, humidity 93%；
9) dry：Including vacuum freeze drying, heated-air drying, heated-air drying temperature is 71 DEG C, is dried to Measuring Moisture Content of Tea content
For 5.8%.
Described light irradiation, ultraviolet wavelength range is in 300nm, and light application time is 2.7h.
Described sun withering, is 15:30-17:30 are carried out, and tremble turn over tealeaves 3 times therebetween.
Described additive, is double-colored purple perilla extract solution, including following extraction step：
1) double-colored purple perilla is crushed, and 100 mesh sieves is crossed, by powder and yeast liquid in mass ratio 28:After 1 mixing, double-colored purple perilla
Powder moisture is 38%, 36 DEG C, and ferment 12.8h, obtains fermentation material, wherein the living bacteria count of yeast liquid be 150-200 hundred million/
ml；
2) add under the water of 2.8 times of quality fermentation material quality, 588 DEG C of immersion 1.9h, 38KHz supersonic frequencies and extract 1.4h mistakes
Filter, you can.
Described fixing, green-keeping machine is previously heated to 300 DEG C, and the tealeaves withered is put into it by external pressurized to 3.5MPa
Middle fixing 3min, stops heating pressurization, when the steam that tealeaves itself is produced causes pressure to rise 4.8-5.0MPa, opens pressure relieving valve
Door, completes fixing processing.
Described is kneaded, and kneads chamber pressure 450Pa, is not pressurized and kneads 14min, and 18min, 280N pressures are kneaded under 140N pressure
9min is kneaded under power.
Described drying, be the tealeaves that will be kneaded in -24 DEG C of precooling 3.5h, at -78 DEG C, freeze 8h.
Embodiment 5
A kind of processing method of cyclocarya paliurus tea, comprises the following steps：
1) sorting：It is tea raw material to take fresh leaf；
2) light irradiation：The tealeaves of selection is subjected to ultraviolet irradiation；
3) sun withering；
4) wither：Tea spreading is placed on withering trough, and thickness is 17cm, and hot blast temperature control is at 33 DEG C, and water content of tea is
80%；
5) leaf rotation：Wither tealeaves and the additive in mass ratio 50 of tune:Leaf rotation, first time leaf rotation vibration frequency are carried out after 1 mixing
Rate is 150r/min, continues 30min, suspends 50min, and second of leaf rotation vibration frequency is 300r/min, continues 20min, pause
70min；
6) finish：Including supercharging, decompression, tealeaves is depressured immediately after finishing at high temperature under high pressure；
7) airing：The tealeaves of fixing is spread, 30 DEG C are dropped to temperature；
8) knead：Tealeaves after airing is carried out to knead processing, temperature is 30 DEG C, humidity 95%；
9) dry：Including vacuum freeze drying, heated-air drying, heated-air drying temperature is 75 DEG C, is dried to Measuring Moisture Content of Tea content
For 6.0%.
Described light irradiation, ultraviolet wavelength range is in 290nm, and light application time is 3h.
Described sun withering, is 15:30-17:30 are carried out, and tremble turn over tealeaves 3 times therebetween.
Described additive, is double-colored purple perilla extract solution, including following extraction step：
1) double-colored purple perilla is crushed, and 100 mesh sieves is crossed, by powder and yeast liquid in mass ratio 30:After 1 mixing, double-colored purple perilla
Powder moisture is 40%, 37 DEG C, and ferment 13h, obtains fermentation material, wherein the living bacteria count of yeast liquid be 150-200 hundred million/
ml；
2) add under the water of 3 times of quality fermentation material quality, 60 DEG C of immersion 2h, 40KHz supersonic frequencies and extract 1.5h filterings, i.e.,
Can.
Described fixing, green-keeping machine is previously heated to 300 DEG C, and the tealeaves withered is put into it by external pressurized to 3.5MPa
Middle fixing 3min, stops heating pressurization, when the steam that tealeaves itself is produced causes pressure to rise 5.0MPa, opens release of pressure valve,
Complete fixing processing.
Described is kneaded, and kneads chamber pressure 500Pa, is not pressurized and kneads 15min, and 20min, 200- are kneaded under 150N pressure
10min is kneaded under 300N pressure.
Described drying, be the tealeaves that will be kneaded in -25 DEG C of precooling 4h, at -80 DEG C, freeze 9h.
Experimental example
1st, Tea Quality Evaluation
Organoleptic evaluation method：Embodiment 1-5 is experimental group 1-5, application number CN201610765569.6《Cyclocarya paliurus tea makes
Technique》For control group.Each tea sample respectively weighs 1g and brews 15min with 200ml water temperatures for 70 DEG C, is had by 10 comment payment for tea afterwards
The tea-tasters of lattice carries out password and evaluated, and is evaluated with method of weighting scores, and wherein fragrance, which accounts for 40%, flavour and accounts for 40%, soup look, accounts for
20%, comment and scoring are provided, as a result as shown in table 1.As shown in Table 1, cyclocarya paliurus tea of the invention is due to using instantaneous controlled pressure drop
De-enzyming process, using being freeze-dried and being equipped with heated-air drying when drying, preferably maintains the original color and shape of tealeaves, from
And cause millet paste golden yellow color, become clear, there is feeling of freshness, with sweet taste.
In addition, by special shaking treating, and add during leaf rotation double-colored purple perilla extract solution so that blue or green money willow
The fragrance of tea is stronger, and fragrant with medicine.
The cyclocarya paliurus tea sensory review's result of table 1
2nd, cyclocarya paliurus tea composition detection
Embodiment 1-5 is experimental group 1-5, application number CN201610765569.6《Cyclocarya paliurus tea manufacture craft》For control
Group, each tea sample respectively weighs 1g and brews 15min with 250ml water temperatures for 70 DEG C, to the beneficiating ingredient in 6 experimental groups：General flavone
Content, total triterpene contentses and Thick many candies content shape to the greatest extent are determined, as a result as shown in table 2.As shown in Table 2, the cyclocarya paliurus tea of invention,
Withered and leaf rotation technique by special so that the more traditional method of its general flavone content improves 0.46-0.71mg/g, total three
Terpene content adds 2.92-3.98mg/g, Thick many candies content and improves 4.26-6.61mg/g.
The cyclocarya paliurus tea beneficiating ingredient testing result (mg/g) of table 2
| Experimental group | General flavone | Total triterpene | Thick many candies |
| Embodiment 1 | 10.03 | 28.65 | 109.54 |
| Embodiment 2 | 9.96 | 27.96 | 109.02 |
| Embodiment 3 | 9.87 | 28.53 | 108.47 |
| Embodiment 4 | 10.12 | 29.02 | 110.82 |
| Embodiment 5 | 10.07 | 28.73 | 109.43 |
| Control group | 9.41 | 25.04 | 104.21 |
Claims (8)
1. a kind of processing method of cyclocarya paliurus tea, it is characterised in that comprise the following steps：
1) sorting：It is tea raw material to take blue or green money willow fresh leaf；
2) light irradiation：The tealeaves of selection is subjected to ultraviolet irradiation；
3) sun withering；
4) wither：Tea spreading is placed on withering trough, and thickness is 9-17cm, and hot blast temperature control is at 28-33 DEG C, and water content of tea is
75-80%；
5) leaf rotation：Wither tealeaves and the additive 30-50 in mass ratio of tune:Leaf rotation, first time leaf rotation vibration frequency are carried out after 1 mixing
For 100-150r/min, continue 20-30min, suspend 30-50min, second of leaf rotation vibration frequency is 200-300r/min, is held
Continuous 10-20min, suspends 60-70min；
6) finish：Including supercharging, decompression, tealeaves is depressured immediately after finishing at high temperature under high pressure；
7) airing：The tealeaves of fixing is spread, 25-30 DEG C is dropped to temperature；
8) knead：Tealeaves after airing is carried out to knead processing, temperature is 25-30 DEG C, humidity 85%-95%；
9) dry：Including vacuum freeze drying, heated-air drying, heated-air drying temperature is 65-75 DEG C, and being dried to Measuring Moisture Content of Tea content is
5.0-6.0%.
2. the processing method of cyclocarya paliurus tea as claimed in claim 1, it is characterised in that step 2) described in light irradiation, ultraviolet light
Wave-length coverage is in 350-290nm, and light application time is 1.5-3h.
3. the processing method of cyclocarya paliurus tea as claimed in claim 1, it is characterised in that step 3) described in sun withering, be 15:
30-17:30 are carried out, and tremble turn over tealeaves 2-3 times therebetween.
4. the processing method of cyclocarya paliurus tea as claimed in claim 1, it is characterised in that step 5) described in additive, be double-colored
Purple perilla extract solution.
5. the processing method of cyclocarya paliurus tea as claimed in claim 4, it is characterised in that described additive, including following extraction
Step：
1) double-colored purple perilla is crushed, and 80-100 mesh sieves is crossed, by powder and yeast liquid 20-30 in mass ratio:After 1 mixing, double-colored purple
Soviet Union's powder moisture is 30%-40%, and 35-37 DEG C, ferment 12-13h, obtains fermentation material；
2) add under the water of 2-3 times of fermentation material quality, 50-60 DEG C of immersion 1.5-2h, 30-40KHz supersonic frequencies and extract 1-1.5h,
Filtering, you can.
6. the processing method of cyclocarya paliurus tea as claimed in claim 1, it is characterised in that step 6) described in fixing, green-keeping machine is pre-
300 DEG C are first to heat to, the tealeaves withered is put into the 3min that wherein finishes by external pressurized to 3.5MPa, stop heating pressurization, work as pressure
Power rises 4.0-5.0MPa, opens release of pressure valve, completes fixing processing.
7. the processing method of cyclocarya paliurus tea as claimed in claim 1, it is characterised in that step 8) described in knead, knead chamber pressure
Strong 300-500Pa, is not pressurized and kneads 10-15min, knead and kneaded under 10-20min, 200-300N pressure under 100-150N pressure
7-10min。
8. the processing method of cyclocarya paliurus tea as claimed in claim 1, it is characterised in that step 9) described in drying, be to knead
Tealeaves in -20~-25 DEG C of precooling 2-4h, at -70~-80 DEG C, freeze 7-9h.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114190461A (en) * | 2022-01-13 | 2022-03-18 | 福建省添寿福地实业有限公司 | Flower-fragrance cyclocarya paliurus tea capable of reducing blood sugar and preparation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20060125343A (en) * | 2005-06-02 | 2006-12-06 | 여봉호 | Extraction of green tea fermented by yellow soil and the manufacturing method thereof |
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Application publication date: 20171103 |