CN105145792A - Method for green prickleyash microwave water removing preservation - Google Patents

Method for green prickleyash microwave water removing preservation Download PDF

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Publication number
CN105145792A
CN105145792A CN201510601638.5A CN201510601638A CN105145792A CN 105145792 A CN105145792 A CN 105145792A CN 201510601638 A CN201510601638 A CN 201510601638A CN 105145792 A CN105145792 A CN 105145792A
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CN
China
Prior art keywords
microwave
pericarpium zanthoxyli
zanthoxyli schinifolii
water
temperature
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CN201510601638.5A
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Chinese (zh)
Inventor
金敬红
张卫明
孙晓明
陈文华
吴素玲
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Institution Of Comprehensive Utllization Of Wild Plants All China Federation Of Supply And Maketing C00peratives
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Institution Of Comprehensive Utllization Of Wild Plants All China Federation Of Supply And Maketing C00peratives
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Priority to CN201510601638.5A priority Critical patent/CN105145792A/en
Publication of CN105145792A publication Critical patent/CN105145792A/en
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Abstract

The invention discloses a green prickleyash microwave water removing method. The method includes the steps that after being cleaned and drained, green prickleyash is quantitatively bagged through plastic bags and enters a microwave water removing line, microwave heating water removing is conducted, the plastic bags are sealed while the green prickleyash is hot after water removing is completed, microwave sterilization is conducted again, and vacuum-packaged preservative green prickleyash is obtained after cooling is completed. In the microwave water removing process, a large amount of essence-contained steam is generated at high temperature, the steam is led out through an induced draft fan and enters a low-temperature condenser through a pipeline, and condensed and liquefied essence-water mixed liquid is separated through an essence-water separator to obtain green prickleyash essence. Microwave water removing is used, time is short, the effect is good, sterilization can be conducted while water removing is conducted, the green prickleyash variety subjected to water removing through steam originally can be obviously improved, and the fragrance of the obtained green prickleyash essence obtained while microwave water removing is conducted is more similar to the natural fragrance of green prickleyash due to short heating time. The quality of the preservative green prickleyash is improved through the microwave water removing method, the quality of the green prickleyash essence obtained synchronously is more similar to the natural fragrance of the green prickleyash, and the green prickleyash microwave water-removing method has the advantages of being good in water removing effect, low in energy consumption, moderate in operating condition, free of additives and the like.

Description

A kind of method that pericarpium zanthoxyli schinifolii microwave de-enzyming is fresh-keeping
Technical field
The invention belongs to food processing field, a kind of method that particularly pericarpium zanthoxyli schinifolii microwave de-enzyming is fresh-keeping, be specifically related to adopt the method for heating using microwave to realize completing of pericarpium zanthoxyli schinifolii fresh fruit fresh-keeping.
Background technology
Pericarpium zanthoxyli schinifolii is one of conventional food dressing, and fresh pericarpium zanthoxyli schinifolii is best in quality, and fresh pericarpium zanthoxyli schinifolii is not easily preserved, and the fresh-keeping of pericarpium zanthoxyli schinifolii becomes required technology.Completing is the fresh-keeping core technology of pericarpium zanthoxyli schinifolii, and the object completed is the protein especially enzymatic inactivation sex change making in the middle of pericarpium zanthoxyli schinifolii by high temperature, and irreversible reaction occurs, and biology enzyme irreversibly loses activity, thus reaches fresh-keeping object.
Traditional mode of completing mainly contains steam beating, the stir-fry of cylinder high temperature pot completes and high-temperature gas completes, especially cylinder high temperature pot is fried and is completed and steam beating many, the control difficulty that these three kinds of fixing methods complete is large, easy hot-spot is charred, be not easy the shortcomings such as even, cause energy waste, the efficiency that completes is low, and fixation effect is poor.Adopt microwave de-enzyming directly to utilize microwave in the heating of pericarpium zanthoxyli schinifolii inside, the efficiency that completes is high, effective, easily kills even.
Due to microwave de-enzyming directly inner heating, easily make the oil sac of pericarpium zanthoxyli schinifolii fruit inside by thermal fracture, the essential oil in fruit is evaporated together with moisture.Frying in the process that completes at traditional steam beating and pot also has a small amount of essential oil to evaporate, inexcessive fewer, does not generally reclaim and wastes.The essential oil volatile quantity of microwave de-enzyming is bigger, and in microwave de-enzyming process own, just need the steam producing to be discharged by air-introduced machine, add a low-temperature condenser in rear end by under oil-containing water steam-condensation, obtain pericarpium zanthoxyli schinifolii essential oil by water-oil separating, enterprise thereby increases economic benefit again.
The present invention adopts microwave de-enzyming technology to realize the fresh-keeping of pericarpium zanthoxyli schinifolii, obtains pericarpium zanthoxyli schinifolii essential oil, belong to the one of microwave de-enzyming technology by with the steam-condensation produced that completes.Microwave de-enzyming technology has the following advantages compared with traditional fixing method: a. operating condition is gentle, and device structure is comparatively simple, and separation temperature is low, additive-free, operates fairly simple, easy to control; B. there is the uniform feature that completes, thoroughly completing of pericarpium zanthoxyli schinifolii can be realized more equably, recovery section essential oil, improve resource utilization, improve the quality of product, increase economic efficiency; C. having low energy consumption, environmental protection, free of contamination feature, is that a kind of up-and-coming pericarpium zanthoxyli schinifolii completes preservation method.
Summary of the invention
The technical barrier that quasi-solution of the present invention is determined is to provide a kind of fresh-keeping method of pericarpium zanthoxyli schinifolii microwave de-enzyming, the method adopts microwave de-enzyming preservation technique, by pericarpium zanthoxyli schinifolii by heating using microwave make protein wherein especially enzyme be heated occur irreversible inactivation, thus reach fresh-keeping object, meanwhile, oil-containing recycling of condensed steam pericarpium zanthoxyli schinifolii essential oil will be produced with microwave de-enzyming.
For solving above-mentioned technical barrier, the technical solution used in the present invention is as follows:
The method that pericarpium zanthoxyli schinifolii microwave de-enzyming is fresh-keeping, the method comprises the steps:
(1) cleaned by pericarpium zanthoxyli schinifolii, remove impurity, bad fruit, quantitatively pack is for subsequent use;
(2) temperature setting microwave production line is 180 DEG C, preheating, and pericarpium zanthoxyli schinifolii puts into microwave de-enzyming line, opens air-introduced machine, and adjustment microwave power makes temperature of charge reach more than 90 DEG C, retention time more than 5min;
(3) the turnover valve of low-temperature condenser is opened, keep condensate liquid inlet temperature at 0 ~ 5 DEG C, outlet temperature is at 30 ~ 40 DEG C, the vapours of coming is guided by air-introduced machine to import condenser, cooling oil-water mixture out enters oil water separator, leave standstill more than 30min, collect the pericarpium zanthoxyli schinifolii essential oil on upper strata;
(4) pericarpium zanthoxyli schinifolii completed envelope while hot, puts into microwave sterilization line, heating-up temperature 75 ~ 85 DEG C, time 5 ~ 10s, and out, spraying cooling is to room temperature.
In step (1), the pericarpium zanthoxyli schinifolii fruit of gathering cleans, and removes impurity wherein, rejects bad fruit, according to the quantitative pack that 50g, 100g, 200g, 250g, 500g etc. are different after draining.
In step (2), pericarpium zanthoxyli schinifolii opens air-introduced machine before entering microwave de-enzyming line, and pericarpium zanthoxyli schinifolii temperature of charge will remain on more than 90 DEG C more than 5min.
In step (3), the import condensate temperature of condenser can not more than 5 DEG C, and higher than inlet temperature about 30 DEG C of outlet temperature is advisable.
In step (3), the stratification time of oil-water mixture can not lower than 30min, and time too short profit layering is not thorough.
In step (4), pericarpium zanthoxyli schinifolii time in microwave sterilization line of sterilizing remains on 5 ~ 10s, temperature 75 ~ 85 DEG C, and the too high or overlong time of temperature all likely causes packaging bag to be risen brokenly.
In step (4), the pericarpium zanthoxyli schinifolii pre-packaged product after sterilizing should as early as possible spraying cooling to room temperature, the pericarpium zanthoxyli schinifolii color and luster obtained, better quality.
Beneficial effect: advantage of the present invention is:
1. the present invention can complete completing of pericarpium zanthoxyli schinifolii in the short period of time, and the pericarpium zanthoxyli schinifolii fruit obtained is mellow and full, bright in colour, is more close to fresh pericarpium zanthoxyli schinifolii.
2. the present invention can the pericarpium zanthoxyli schinifolii essential oil of recovery section, and the pericarpium zanthoxyli schinifolii essential oil of production becomes to be grouped into primarily of volatile head perfume, temperature controlled lower owing to completing, and can not produce and be charred taste, and fragrance gets close to nature fragrance more, and product quality is high.
3. the present invention can realize pericarpium zanthoxyli schinifolii complete and Some essential oils reclaim, adopt microwave treatment, environmentally safe, has obvious technical advantage and higher economic benefit.
Accompanying drawing explanation
Fig. 1 is process chart of the present invention.
Detailed description of the invention
According to following embodiment, the present invention may be better understood.But those skilled in the art will readily understand, the content described by embodiment only for illustration of the present invention, and should can not limit the present invention described in detail in claims yet.
Embodiment 1:
Pericarpium zanthoxyli schinifolii is cleaned, removes impurity, bad fruit, according to the quantitative pack of 500g.The temperature of setting microwave production line is 180 DEG C, preheating 2min, and pericarpium zanthoxyli schinifolii puts into microwave de-enzyming line, opens air-introduced machine, and adjustment microwave power, to 21kw, makes temperature of charge reach 92 DEG C, retention time 6min; Open the turnover valve of low-temperature condenser, keep condensate liquid inlet temperature at 5 DEG C, outlet temperature is at 30 ± 2 DEG C, the vapours of coming is guided by air-introduced machine to import condenser, cooling oil-water mixture out enters oil water separator, leaves standstill 60min, collects the pericarpium zanthoxyli schinifolii essential oil on upper strata; The pericarpium zanthoxyli schinifolii completed envelope while hot, puts into microwave sterilization line, heating-up temperature 80 ± 2 DEG C, time 10s, and out, spraying cooling is to room temperature.The pericarpium zanthoxyli schinifolii essential oil rate of recovery is 3.5%.
Embodiment 2:
Pericarpium zanthoxyli schinifolii is cleaned, removes impurity, bad fruit, according to the quantitative pack of 250g.The temperature of setting microwave production line is 180 DEG C, preheating 2min, and pericarpium zanthoxyli schinifolii puts into microwave de-enzyming line, opens air-introduced machine, and adjustment microwave power, to 18kw, makes temperature of charge reach 95 DEG C, retention time 5min; Open the turnover valve of low-temperature condenser, keep condensate liquid inlet temperature at 3 DEG C, outlet temperature is at 30 ± 2 DEG C, the vapours of coming is guided by air-introduced machine to import condenser, cooling oil-water mixture out enters oil water separator, leaves standstill 90min, collects the pericarpium zanthoxyli schinifolii essential oil on upper strata; The pericarpium zanthoxyli schinifolii completed envelope while hot, puts into microwave sterilization line, heating-up temperature 80 ± 2 DEG C, time 8s, and out, spraying cooling is to room temperature.Pericarpium zanthoxyli schinifolii essential oil yield is 3.8%.
Embodiment 3:
Pericarpium zanthoxyli schinifolii is cleaned, removes impurity, bad fruit, according to the quantitative pack of 100g.The temperature of setting microwave production line is 180 DEG C, preheating 2min, and pericarpium zanthoxyli schinifolii puts into microwave de-enzyming line, opens air-introduced machine, and adjustment microwave power, to 15kw, makes temperature of charge reach 95 DEG C, retention time 5min; Open the turnover valve of low-temperature condenser, keep condensate liquid inlet temperature at 3 DEG C, outlet temperature is at 28 ± 2 DEG C, the vapours of coming is guided by air-introduced machine to import condenser, cooling oil-water mixture out enters oil water separator, leaves standstill 45min, collects the pericarpium zanthoxyli schinifolii essential oil on upper strata; The pericarpium zanthoxyli schinifolii completed envelope while hot, puts into microwave sterilization line, heating-up temperature 78 ± 2 DEG C, time 10s, and out, spraying cooling is to room temperature.Pericarpium zanthoxyli schinifolii essential oil yield is 3.8%.

Claims (6)

1. the method that pericarpium zanthoxyli schinifolii microwave de-enzyming is fresh-keeping, is characterized in that, the method comprises the steps:
Cleaned by pericarpium zanthoxyli schinifolii, remove impurity, bad fruit, quantitatively pack is for subsequent use;
The temperature of setting microwave production line is 180 DEG C, preheating, and pericarpium zanthoxyli schinifolii puts into microwave de-enzyming line, opens air-introduced machine, and adjustment microwave power makes temperature of charge reach more than 90 DEG C, retention time more than 5min;
Open the turnover valve of low-temperature condenser, keep condensate liquid inlet temperature at 0 ~ 5 DEG C, outlet temperature is at 30 ~ 40 DEG C, the vapours of coming is guided by air-introduced machine to import condenser, cooling oil-water mixture out enters oil water separator, leaves standstill more than 30min, collects the pericarpium zanthoxyli schinifolii essential oil on upper strata;
The pericarpium zanthoxyli schinifolii completed envelope while hot, puts into microwave sterilization line, heating-up temperature 75 ~ 85 DEG C, time 5 ~ 10s, and out, spraying cooling is to room temperature.
2. the method that pericarpium zanthoxyli schinifolii microwave de-enzyming according to claim 1 is fresh-keeping, is characterized in that: in step (1), according to the quantitative pack that 50g, 100g, 200g, 250g, 500g etc. are different after pericarpium zanthoxyli schinifolii requirement cleaning draining.
3. the method that pericarpium zanthoxyli schinifolii microwave de-enzyming according to claim 1 is fresh-keeping, is characterized in that: in step (2), microwave production line is first preheating to more than 100 DEG C, and pericarpium zanthoxyli schinifolii enters microwave production line temperature of charge will reach more than 90 DEG C, duration 5 ~ 10min.
4. the method that pericarpium zanthoxyli schinifolii microwave de-enzyming according to claim 1 is fresh-keeping, is characterized in that: in step (3), enters the temperature requirement of the condensate liquid of condenser not higher than 5 DEG C.
5. the method that pericarpium zanthoxyli schinifolii microwave de-enzyming according to claim 1 is fresh-keeping, is characterized in that: in step (3), and the time of repose of water-oil separating should keep 30 ~ 120min.
6. the method that pericarpium zanthoxyli schinifolii microwave de-enzyming according to claim 1 is fresh-keeping, is characterized in that: in step (4), the pericarpium zanthoxyli schinifolii sterilizing heating-up temperature 75 ~ 85 DEG C of sealing, time 5 ~ 10s.
CN201510601638.5A 2015-09-21 2015-09-21 Method for green prickleyash microwave water removing preservation Pending CN105145792A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105942173A (en) * 2016-05-05 2016-09-21 齐意涵 Preserving and processing method of dough skins
CN105994582A (en) * 2016-06-28 2016-10-12 重庆和信农业发展有限公司 Green pepper fixation and enzyme deactivation production technology
CN109090556A (en) * 2018-09-05 2018-12-28 西南大学 A kind of Chinese prickly ash enzyme deactivation, drying volatile component recyclable device and its recovery method
CN109198124A (en) * 2018-11-08 2019-01-15 烟台市稻香商贸有限公司 The method for extracting tea green-keeping head perfume

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105942173A (en) * 2016-05-05 2016-09-21 齐意涵 Preserving and processing method of dough skins
CN105994582A (en) * 2016-06-28 2016-10-12 重庆和信农业发展有限公司 Green pepper fixation and enzyme deactivation production technology
CN109090556A (en) * 2018-09-05 2018-12-28 西南大学 A kind of Chinese prickly ash enzyme deactivation, drying volatile component recyclable device and its recovery method
CN109198124A (en) * 2018-11-08 2019-01-15 烟台市稻香商贸有限公司 The method for extracting tea green-keeping head perfume

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Application publication date: 20151216