CN105901575A - Preparation method of vacuum compression porphyra haitanensis - Google Patents
Preparation method of vacuum compression porphyra haitanensis Download PDFInfo
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- CN105901575A CN105901575A CN201610319669.6A CN201610319669A CN105901575A CN 105901575 A CN105901575 A CN 105901575A CN 201610319669 A CN201610319669 A CN 201610319669A CN 105901575 A CN105901575 A CN 105901575A
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- porphyra haitanensis
- thallus porphyrae
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Abstract
The invention provides a preparation method of vacuum compression porphyra haitanensis. The produced porphyra haitanensis has high shaping performance and a small size; oxidization is avoided; the shelf life is prolonged; the problems such as the transportation and the preservation and the like of the conventional porphyra haitanensis are solved. A low-salinity washing method is adopted, so that the produced porphyra haitanensis is soft and easy to be shaped and high in the glossiness; the process of compression shaping and the process of vacuum packing are synchronously implemented; the porphyra haitanensis has high shaping performance; the size of a unit weight is reduced by near 10 times; the oxidization is avoided under the vacuum condition; the shelf period is prolonged; the bottleneck problems such as the transportation and the preservation and the like of the conventional porphyra haitanensis products are solved; the shape and the original flavor of the porphyra haitanensis can be greatly retained when eating the vacuum compression porphyra haitanensis.
Description
Technical field
The invention belongs to Thallus Porphyrae processing technique field, be specifically related to the preparation method of a kind of vacuum compression porphyra haitanensis.
Background technology
Porphyra haitanensis is a kind of nutritious, delicious flavour, the precious marine product being loved by the people.Cultivation altar is purple
It is low that dish has risk, produces stable, the features such as market potential is big, good in economic efficiency.Through the development of more than 40 years,
China coast porphyra haitanensis cultured area more than 300,000 mu, is engaged in the cultivation of porphyra haitanensis every year, processes and sells people
Member reaches 200,000 people, annual value of production more than 1,000,000,000 yuan, it has also become the mainstay industry in culture fishery.It addition,
Large-scale porphyra haitanensis artificial cultivation, absorbs the elements such as a large amount of nitrogen in coastal waters, phosphorus, is greatly reduced coastal waters
Eutrophic Extent, restrained effectively the generation of red tide.Therefore, porphyra haitanensis cultivation is greatly developed the most favourable
In the development of local economy, increase the income of coastal fisherman；Eutrophication pollution to reduction coastal waters, repaiies
Multiple and purify sea environment, prevent the frequent generation of coastal waters red tide, promote the cultivation of coastal waters animality Aquatic product kind
Significant.
Along with growth in the living standard, China's sub-health population is increasing, and porphyra haitanensis is edible, balanced diet city
Potentiality are big, and for the constipation of old people, vitamin, mineral element are ingested deficiency, it is necessary to advocate and supplement altar more
The product of laver.Particularly porphyra haitanensis is as dietetic therapy food, and in China, western and highlands, increases green
The ocean vegetable food of color natural health, has the wide market space, and the processing industry developing efficient porphyra haitanensis will
It is well worth doing.Living in plateau, the personnel of long-term specialty at sea, living condition is severe, stands ultraviolet spoke
High according to intensity, lack vegetable, nutritional condition is poor.Novel, in good taste, be of high nutritive value, Packaging ecology environmental protection
Product, the long-term jar laver product preserved under room temperature, it is easier to squeeze into the market and obtain consumer's accreditation.
At present the former algae of porphyra haitanensis be dry after as soup stock, be only the production and sales of primary raw materials.The product appeared on the market
Product form is simple and crude, maintains the form drying former algae, and between Thallus Porphyrae, space is big, and product is fluffy, result in sealed bundle
Dress difficulty, air is easily accessible, and the shelf-life is short, and transport and warehouse cost are high, and therefore, added value of product is the highest.
The scope of the enterprise of processing is little, and equipment falls behind, and technique is simple, and vying each other between enterprise is serious.Sales Channel list
One, this does not matches that with the abundant composition contained by porphyra haitanensis raw material, effect.Therefore primary product processing,
The market expansion becomes crucial.There is the report of the product processing method of some porphyra haitanensis, such as publication number
CN104304427A, the Chinese invention patent of invention entitled " preservation method of a kind of porphyra haitanensis " discloses bag
Include the steps such as pretreatment, bacteria reducing, fresh-keeping, centrifuge dehydration packaging and preservation, but the method obtains is non-dry
Product, cost of transportation is high, and the shelf-life is short.For another example Publication No. CN102524843A, invention entitled " a kind of
Porphyra haitanensis processes the method for instant Nori " Chinese invention patent disclose the instant side of production of seasoning high-temperature baking
Method, but the method needs using dry Thallus Porphyrae as raw material, carries out secondary operations.
Summary of the invention
The present invention provides the preparation method of a kind of vacuum compression porphyra haitanensis, and the porphyra haitanensis of production has good molding
Property, volume is little, anti-oxidation, extends the shelf life, and compensate for the difficulty of the aspects such as traditional Thallus Porphyrae transport, preservation
Topic.
The preparation method of the vacuum compression porphyra haitanensis of the present invention, comprises the following steps that
1) clean and soften
The porphyra haitanensis rinse water gathered being carried out, wherein rinse water is made up of sea water and mixing of fresh water,
Wherein the volume ratio of preferred sea water and fresh water is 1:1；Scavenging period was at 30-60 minute, to remove in porphyra haitanensis
Silt and other impurity such as the diatom being attached to porphyra haitanensis surface, and make the outer layer gum part of laver cell wall
Dissolving, product is relatively soft and is rich in gloss, beneficially the digesting and assimilating of human body；
2) cutting is with dry
The Thallus Porphyrae that above-mentioned cleaning completes is dehydrated, is then cut into Thallus Porphyrae section；The length of the Thallus Porphyrae section being cut into is preferred
Being 5 cm, be placed on and put in dish, putting dish and effectively putting the area of Thallus Porphyrae is 105 × 84 centimetres,
Being divided into 20 fritters with the stainless steel substrates of high 2 centimetres, each fritter puts the Thallus Porphyrae section of thickness 1.5 centimetres；
Being placed in laying rack by the dish of putting being well placed Thallus Porphyrae, each laying rack is placed 6-8 and is put dish, shifts onto dry
In road, the temperature of drying tunnel is 65-68 DEG C, drying tunnel length 60 meters, and by automatically advancing, the speed of traveling is 2
-4 ms/min, the time be 7-20 minute；
3) compression forming
The Thallus Porphyrae of drying is converted into into square block, be compressed, evacuation packaging.
Above-mentioned Thallus Porphyrae packaging, material is high-quality Thallus Porphyrae, and water content 3% is converted into into square block, is placed on same
In the plastic casing of size, outer package, together with packaging extruding, it is possible to sizing, vacuum simultaneously, sealing.Profile class
Like ship biscuit.
Take aluminium foil outer package again, it is possible to more preferably retaining the form of Thallus Porphyrae, this compression laver product is at vacuum state
Under, the shelf-life reaches 2 years.
The method that this invention takes the cleaning of Low-salinity, the porphyra haitanensis softness easy-formation produced, have good
Glossiness；Compression forming and vacuum packaging synchronization implementation, have good mouldability, the volume of Unit Weight
Reducing nearly 10 times, under vacuum condition, anti-oxidation, extends the shelf life.Compensate for traditional laver product transport,
The bottleneck problem of the aspects such as preservation, this product can preferably retain the form of Thallus Porphyrae and original local flavor in use.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail.
Embodiment 1:
The method of the present invention, comprises the following steps that
1) clean and soften
By the fresh porphyra haitanensis of freshly harvested, putting into service sink, the rinse water of injection is fresh vegetable 100 times, starts stirring
Machine, rotating speed 90-150 rev/min, scavenging period was at 30-60 minute, and carried out different proportion seawater and freshwater and join
The effectiveness comparison of the cleanout fluid of ratio, see table, filtration the clarification sea water obtained: fresh water=1:1 is formulated
Rinse water is all in all matching methods in cleaning performance, drying effect, dry product glossiness and the mouldability of production
Optimum, it is seen that this rinse water is except the silt in porphyra haitanensis and the diatom being attached to porphyra haitanensis surface etc., other are miscellaneous
Matter, and make the outer layer colloid of laver cell wall be partly dissolved, product is relatively soft and is rich in gloss and has good action.
The cleaning-drying effectiveness comparison of the cleanout fluid of table 1 different proportion seawater and freshwater proportioning
2) cutting is with dry
The Thallus Porphyrae above-mentioned cleaning completed is dehydrated in centrifuge, centrifuge speed 1500-3500 rev/min, the time
At 10-20 minute.Under manual operation, place on the conveyor belt, through chipper, be cut into length 5 centimetres
Thallus Porphyrae section.Thallus Porphyrae section is placed on puts in dish, and putting dish and effectively putting the area of Thallus Porphyrae is 105 × 84 lis
Rice, is divided into 20 fritters with the stainless steel substrates of high 2 centimetres, and each fritter puts thickness 1.5 centimetres, size
Being the dehydration Thallus Porphyrae section of 21 centimeter square, its volume is 661.5 cubic centimetres.
Putting dish by be well placed Thallus Porphyrae, be placed in laying rack, each laying rack is placed 6-8 and is put dish, pushes away
To drying tunnel, the temperature of drying tunnel is 65-68 DEG C, drying tunnel length 60 meters, by automatically advancing, and the speed of traveling
For 2-4 m/min, the time be 7-20 minute, it is about 3% that process terminates the moisture of rear Thallus Porphyrae.
3) compression forming
The Thallus Porphyrae that will dry, edge is respectively rolled over 1/4th, is become square to centre, is placed on 5 centimetres of evacuation greatly
In little box, height is 2.8 centimetres, after wrap the plastic seal pocket of high intensity outside, take compressing method,
Evacuation simultaneously, its volume is 70 cubic centimetres, volume-diminished 9.45 times.
Table 2 compression and vacuum-packed effectiveness comparison
Note: compression-vacuum, first evacuation after compression, compression+vacuum, compression is carried out with evacuation simultaneously
4. packaging preserves
Above-mentioned compression Thallus Porphyrae block, then take aluminium foil outer package, reach to keep in Dark Place；This compression laver product is very
Under dummy status, the shelf-life reaches 2 years.
Claims (5)
1. the preparation method of a vacuum compression porphyra haitanensis, it is characterised in that described preparation method include as
Under step:
1) clean and soften
The porphyra haitanensis rinse water gathered being carried out, scavenging period was at 30-60 minute, to remove porphyra haitanensis
In silt and other impurity such as the diatom being attached to porphyra haitanensis surface；
2) cutting is with dry
The Thallus Porphyrae that above-mentioned cleaning completes is dehydrated, is then cut into Thallus Porphyrae section, be placed on and put in dish, put
The area of Thallus Porphyrae effectively put by dish is 105 × 84 centimetres, with the stainless steel substrates of high 2 centimetres be divided into 20 little
Block, each fritter puts the Thallus Porphyrae section of thickness 1.5 centimetres；The dish of putting being well placed Thallus Porphyrae is placed on and puts
In frame, each laying rack is placed 6-8 and is put dish, shifts onto in drying tunnel, the temperature of drying tunnel is 65-68 DEG C,
Drying tunnel length 60 meters, by automatically advancing, the speed of traveling is 2-4 m/min, the time is that 7-20 divides
Clock；
3) compression forming
The Thallus Porphyrae of drying is converted into into square block, be compressed, evacuation packaging.
2. the method for claim 1, it is characterised in that described rinse water is to be mixed by sea water and fresh water
Conjunction is made.
3. method as claimed in claim 2, it is characterised in that described sea water and the volume ratio of fresh water are
1:1。
4. the method for claim 1, it is characterised in that a length of 5 centimetres of described Thallus Porphyrae section.
5. a vacuum compression porphyra haitanensis, it is characterised in that described vacuum compression porphyra haitanensis is to use claim
Prepared by the method described in 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610319669.6A CN105901575A (en) | 2016-05-13 | 2016-05-13 | Preparation method of vacuum compression porphyra haitanensis |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610319669.6A CN105901575A (en) | 2016-05-13 | 2016-05-13 | Preparation method of vacuum compression porphyra haitanensis |
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|---|---|
| CN105901575A true CN105901575A (en) | 2016-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610319669.6A Pending CN105901575A (en) | 2016-05-13 | 2016-05-13 | Preparation method of vacuum compression porphyra haitanensis |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107668589A (en) * | 2017-10-16 | 2018-02-09 | 福建亿达食品有限公司 | A kind of fast food compression sea-tangle and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1656880A (en) * | 2005-03-24 | 2005-08-24 | 宁波大学 | Jar laver product and its processing method |
-
2016
- 2016-05-13 CN CN201610319669.6A patent/CN105901575A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1656880A (en) * | 2005-03-24 | 2005-08-24 | 宁波大学 | Jar laver product and its processing method |
Non-Patent Citations (1)
| Title |
|---|
| 温从涨，等: "压缩坛紫菜加工技术初步研究", 《现代渔业信息》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107668589A (en) * | 2017-10-16 | 2018-02-09 | 福建亿达食品有限公司 | A kind of fast food compression sea-tangle and preparation method thereof |
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Application publication date: 20160831 |
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