CN106666068A - Milk protein concentrate produced by membrane treatment technology, and preparation method of milk protein concentrate - Google Patents
Milk protein concentrate produced by membrane treatment technology, and preparation method of milk protein concentrate Download PDFInfo
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- CN106666068A CN106666068A CN201710022298.XA CN201710022298A CN106666068A CN 106666068 A CN106666068 A CN 106666068A CN 201710022298 A CN201710022298 A CN 201710022298A CN 106666068 A CN106666068 A CN 106666068A
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23J—PROTEIN COMPOSITIONS FOR FOODSTUFFS; WORKING-UP PROTEINS FOR FOODSTUFFS; PHOSPHATIDE COMPOSITIONS FOR FOODSTUFFS
- A23J1/00—Obtaining protein compositions for foodstuffs; Bulk opening of eggs and separation of yolks from whites
- A23J1/20—Obtaining protein compositions for foodstuffs; Bulk opening of eggs and separation of yolks from whites from milk, e.g. casein; from whey
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Abstract
The invention relates to the field of deep processing of dairy products, in particular to milk protein concentrate (MPC) produced by a membrane treatment technology, and a preparation method of the milk protein concentrate. The preparation method comprises the following processes of inspecting raw milk, preheating the inspected raw milk, and performing centrifugal sterilization and centrifugal separation so as to obtain skim milk; then performing pasteurization on the skim milk, then transporting the skim milk after being subjected to pasteurization to ultra filtration membrane equipment, setting concentration factors and the temperature of a control system, and enabling the skim milk to construct solid matters in the ultra filtration membrane equipment so as to obtain trapped fluid; performing concentration on the trapped fluid so as to obtain concentration fluid; preheating the concentration fluid, and then sequentially drying the preheated concentration fluid through a spray drying tower and a fluid bed so as to obtain the milk protein concentrate; and packing the milk protein concentrate, and performing metal detection. Through the adoption of the milk protein concentrate disclosed by the invention, milk protein having high-quality high protein content can be obtained, besides, a part of fat, a part of lactose and a part of mineral substances are reduced, the added value of products is higher, and the milk protein concentration is a new protein source.
Description
Technical field
The present invention relates to milk product field of deep, more particularly to a kind of Evamilk egg of utilization membrane treatment process production
White lead and preparation method thereof.
Background technology
Evamilk egg albumen powder (MPC) refers to that as raw material, Jing is net with raw milk (adding or without other dairy starting materials)
Breast, pasteurize, defat (or not defat), ultrafiltration concentration etc., after removing part moisture therein, fat, Lactose and mineral,
Drying such as is dusted at the milk product made by working procedure processing, in Yoghourt, milk beverage, neutral milk, bakery, meat productss, fortune
There is application widely in the products such as dynamic nutraceutical.
At present, Evamilk egg albumen powder relies primarily on import in the domestic market, and there is the unstable, delivery cycle of supply
It is long, the problems such as price fluctuation is big, at the same time, the domestic demand to MPC grows with each passing day, and which is studied and only rests on laboratory
Aspect, therefore, urgent need carries out the correlational study in terms of industrialized production and practice.
The present invention is intended to provide a kind of Evamilk egg albumen powder and preparation method thereof, reduces used in whole concentration process
Temperature, reduce protein denaturation degrees, high degree reservation Evamilk egg albumen powder nutritive value.
The content of the invention
It is an object of the invention to provide the Evamilk egg albumen powder and its system of a kind of utilization ultrafiltration membrane treatment technique productions
Preparation Method, reduces the denaturation degrees of protein, retains the nutritive value of Evamilk egg albumen powder.
The present invention solves the technical scheme of the technical problem：
A kind of method that utilization membrane treatment process prepares Evamilk egg albumen powder, with raw milk as raw material, including following step
Suddenly：
A. raw milk according to GB 19302 after the assay was approved, temporarily store in head tank, its condition of storage is, temperature≤
7 DEG C, time≤24 hour；
B. raw milk is preheated to into temperature, after 55 DEG C~65 DEG C, bactofugation, Zhi Houzai to be carried out in bactofugeur
It is centrifuged using centrifugal separator, obtains skimmed milk, its fat content≤0.1%；
C. pasteurize is carried out to skimmed milk using pasteurization machine, condition is, 75 DEG C~95 DEG C of temperature, 15 seconds time~
30 seconds, temporarily store in skimmed milk storage tank afterwards；
D. skimmed milk is delivered to into device for ultrafiltration membrane and sets enrichment factor, according to the requirement of final products protein content
Corresponding enrichment factor is set, temperature≤50 DEG C of control system make skimmed milk that solid content is built in device for ultrafiltration membrane, when solid
The index of shape thing reaches required value, i.e. during 3.8%≤protein content ＜ 15.0%, builds solid content process and terminates, is cut
Stay liquid；When protein content >=15.0% of trapped fluid is required, need in device for ultrafiltration membrane during building solid content
Filter wastewater is constantly added in concentrated solution side, until the index of solid content reaches required value, i.e. during protein content >=15.0%, structure
Build solid content process to terminate, now, it is still necessary to constantly add filter wastewater in the concentrated solution side of device for ultrafiltration membrane, so as to be retained
Liquid, wherein, filter wastewater is production reverse-osmosis pure water, its addition for inlet amount 10%~50%；
E. trapped fluid is concentrated through vaporizer, obtains concentrated solution, and temporarily stored in concentration liquid storage tank, its
In, the operating condition of vaporizer is that vacuum 0.05MPa~0.10MPa, temperature 50 C~70 DEG C, the total of gained concentrated solution are consolidated
Shape thing content is 28%~40%；
F. concentrated solution is preheated to after 40 DEG C~60 DEG C in pipe heat exchanger, spray drying tower is delivered to using high-pressure pump
Tower top, be successively dried through spray drying tower and fluid bed, obtain Evamilk egg albumen powder, wherein, spray drying tower
Operating condition be, high pressure pump pressure 100bar~250bar, 120 DEG C~190 DEG C of wind pushing temperature, temperature of outgoing air 60 DEG C~90
DEG C, negative pressure -100Pa~-200Pa in tower, the operating condition of fluid bed are that one section of temperature is 50 DEG C~80 DEG C, two-stage nitration temperature
For 40 DEG C~70 DEG C, three sections of temperature are less than 35 DEG C；
G. Evamilk egg albumen powder is packed and metal detection using powder packer in clean room.
In addition, powdery dairy starting material or the one kind in fluid whey can be added in process of production as other raw materials,
Powdery dairy starting material is one or two in skimmed milk powder or lactalbumin powder, and the detection of skimmed milk powder is according to being GB
19644, according to being GB 11674, the addition manner of other raw materials is in following manner for the detection of fluid whey and lactalbumin powder
One kind：
(1) powdery dairy starting material and pure water are redissolved, is configured to the solution that concentration is 8%~12%, the solution adds
Dosage for raw milk consumption 0~50%, then pasteurize is carried out, mixed with the skimmed milk in step c afterwards, then de-
Temporarily stored in fat breast storage tank, and proceeded subsequent operation；
(2) powdery dairy starting material and pure water are redissolved, is configured to the solution that concentration is 25%~35%, the solution adds
Dosage for raw milk consumption 0~50%, then pasteurize is carried out, mixed with the concentrated solution in step e afterwards, then dense
Temporarily stored in contracting liquid storage tank, and proceeded subsequent operation；
(3) by powdery dairy starting material according to directly being mixed through dried Evamilk egg albumen powder with step f,
Proceed subsequent operation afterwards, wherein, the addition of powdery dairy starting material is the 0~50% of raw milk consumption；
(4) fluid whey is carried out after pasteurize, then is mixed with the skimmed milk in step c, then stored up in skimmed milk
Temporarily stored in tank, and proceeded subsequent operation, wherein, the addition of fluid whey for raw milk consumption 0~
50%.
A kind of Evamilk egg albumen powder using prepared by above-mentioned membrane treatment process, its protein content based on butt >=
42.0%, fat content≤6.0%, moisture≤7.0%, lactose content≤45.0%.
Using the Evamilk egg albumen powder prepared by membrane treatment process of the invention, the content of protein is improve, reduced
Partial fat, Lactose and mineral so that value-added content of product is higher, be a kind of new protein source, so as to enter one
Step lifts the production structure of current country's milk product.
Description of the drawings
Fig. 1 is the production technological process that the present invention produces Evamilk egg albumen powder using membrane treatment process；
Fig. 2 is the pictorial diagram of the Evamilk egg albumen powder produced using inventive film handling process.
Specific embodiment
Embodiment 1
A kind of method that utilization membrane treatment process prepares Evamilk egg albumen powder, specifically includes following steps：
(1) raw milk according to GB 19302 after the assay was approved, temporarily store in head tank, its condition of storage is, temperature 2
DEG C, 10 hours time；
(2) raw milk is preheated to into temperature after 55 DEG C, bactofugation to be carried out in bactofugeur, recycle afterwards from
Centrifugal separator is centrifuged, and obtains skimmed milk, and its fat content is 0.05%；
(3) pasteurize is carried out to skimmed milk using pasteurization machine, condition is, 75 DEG C of temperature, 30 seconds time, Zhi Hou
Temporarily store in skimmed milk storage tank；
(4) skimmed milk is delivered to into device for ultrafiltration membrane with the flow velocity of 9 ton hours and enrichment factor is set as 3.0 ︰ 1, control
Temperature≤50 DEG C of system, make skimmed milk that structure solid content is circulated in device for ultrafiltration membrane, when the index of trapped fluid reaches requirement
During value, build solid content process and terminate, obtain trapped fluid, now, the protein content of trapped fluid is 8.86%, and fat content is
0.18%, total solids content is 15.70%；
(5) trapped fluid is concentrated through vaporizer, obtains concentrated solution, and temporarily stored in concentration liquid storage tank, its
In, the operating condition of vaporizer is, vacuum 0.07MPa, temperature 50 C, and the total solids content of gained concentrated solution is 28%；
(6) concentrated solution is preheated to after 40 DEG C in pipe heat exchanger, the tower of spray drying tower is delivered to using high-pressure pump
Top, is successively dried through spray drying tower and fluid bed, obtains Evamilk egg albumen powder, wherein, the behaviour of spray drying tower
As condition it is, high pressure pump pressure 100bar~250bar, 120 DEG C~190 DEG C of wind pushing temperature, 60 DEG C~90 DEG C of temperature of outgoing air, tower
Interior negative pressure -100Pa~-200Pa, the operating condition of fluid bed are that one section of temperature is 50 DEG C~80 DEG C, and two-stage nitration temperature is 40 DEG C
~70 DEG C, three sections of temperature are less than 35 DEG C；
(7) Evamilk egg albumen powder is packed and metal detection using powder packer in clean room.
A kind of Evamilk egg albumen powder according to prepared by membrane treatment process described in embodiment 1, its protein content is by dry
Base is calculated as 56.5%, and fat content is 0.92%, and moisture is 5.12%, and lactose content is 32.1%.
Embodiment 2
A kind of method that utilization membrane treatment process prepares Evamilk egg albumen powder, specifically includes following steps：
(1) raw milk according to GB 19302 after the assay was approved, temporarily store in head tank, its condition of storage is, temperature 4
DEG C, 15 hours time；
(2) raw milk is preheated to into temperature after 63 DEG C, bactofugation to be carried out in bactofugeur, recycle afterwards from
Centrifugal separator is centrifuged, and obtains skimmed milk, and its fat content is 0.06%；
(3) pasteurize is carried out to skimmed milk using pasteurization machine, condition is, 80 DEG C of temperature, 30 seconds time, Zhi Hou
Temporarily store in skimmed milk storage tank；Meanwhile, skimmed milk powder and pure water are redissolved into the redissolution skimmed milk powder solution for 10%, is carried out
Pasteurize, condition are that 80 DEG C of temperature, mixes to be incorporated in skimmed milk storage tank temporarily storing afterwards again at 30 seconds time with skimmed milk,
Wherein, the addition for redissolving skimmed milk powder solution is the 30% of raw milk consumption；
(5) skimmed milk is delivered to into device for ultrafiltration membrane with the flow velocity of 10 ton hours and enrichment factor is set as 5.0 ︰ 1, control
Temperature≤50 DEG C of system processed, make skimmed milk that structure solid content is circulated in device for ultrafiltration membrane, want when the index of trapped fluid reaches
During evaluation, build solid content process and terminate, obtain trapped fluid, now, the protein content of trapped fluid is 14.98%, and fat contains
Measure as 0.36%, total solids content is 21.04%；
(6) trapped fluid is concentrated through vaporizer, obtains concentrated solution, and temporarily stored in concentration liquid storage tank, its
In, the operating condition of vaporizer is, vacuum 0.08MPa, 53 DEG C of temperature, and the total solids content of gained concentrated solution is 35%；
(7) concentrated solution is preheated to after 50 DEG C in pipe heat exchanger, the tower of spray drying tower is delivered to using high-pressure pump
Top, is successively dried through spray drying tower and fluid bed, obtains Evamilk egg albumen powder, wherein, the behaviour of spray drying tower
As condition it is, high pressure pump pressure 100bar~250bar, 120 DEG C~190 DEG C of wind pushing temperature, 60 DEG C~90 DEG C of temperature of outgoing air, tower
Interior negative pressure -100Pa~-200Pa, the operating condition of fluid bed are that one section of temperature is 50 DEG C~80 DEG C, and two-stage nitration temperature is 40 DEG C
~70 DEG C, three sections of temperature are less than 35 DEG C；
(8) Evamilk egg albumen powder is packed and metal detection using powder packer in clean room.
A kind of Evamilk egg albumen powder according to prepared by membrane treatment process described in embodiment 2, its protein content is by dry
Base is calculated as 71.17%, and fat content is 1.28%, and moisture is 4.84%, and lactose content is 17.7%.
Embodiment 3
A kind of method that utilization membrane treatment process prepares Evamilk egg albumen powder, specifically includes following steps：
(1) raw milk according to GB 19302 after the assay was approved, temporarily store in head tank, its condition of storage is, temperature 5
DEG C, 20 hours time；
(2) raw milk is preheated to into temperature after 65 DEG C, bactofugation to be carried out in bactofugeur, recycle afterwards from
Centrifugal separator is centrifuged, and obtains skimmed milk, and its fat content is 0.1%；
(3) pasteurize is carried out to skimmed milk using pasteurization machine, condition is, 95 DEG C of temperature, 15 seconds time, Zhi Hou
Temporarily store in skimmed milk storage tank；
(4) skimmed milk is delivered to into device for ultrafiltration membrane with the flow velocity of 15 ton hours and enrichment factor is set as 6.0 ︰ 1, control
Temperature≤50 DEG C of system processed, make skimmed milk that structure solid content is circulated in device for ultrafiltration membrane, during component solid content,
The protein content for measuring trapped fluid is 18.26%, and fat content is 0.42%, and total solids content is 23.84%, now,
Content ＜ of in trapped fluid protein is made according to 30% addition filter wastewater of inlet amount in the concentrated solution side of membrane filter system again
15.0%, build solid content process and terminate, obtain trapped fluid；
(5) trapped fluid is concentrated through vaporizer, obtains concentrated solution, and temporarily stored in concentration liquid storage tank, its
In, the operating condition of vaporizer is, vacuum 0.10MPa, 55 DEG C of temperature, and the total solids content of gained concentrated solution is 40%；
(6) concentrated solution is preheated to after 60 DEG C in pipe heat exchanger, the tower of spray drying tower is delivered to using high-pressure pump
Top, is successively dried through spray drying tower and fluid bed, obtains Evamilk egg albumen powder, wherein, the behaviour of spray drying tower
As condition it is, high pressure pump pressure 100bar~250bar, 120 DEG C~190 DEG C of wind pushing temperature, 60 DEG C~90 DEG C of temperature of outgoing air, tower
Interior negative pressure -100Pa~-200Pa, the operating condition of fluid bed are that one section of temperature is 50 DEG C~80 DEG C, and two-stage nitration temperature is 40 DEG C
~70 DEG C, three sections of temperature are less than 35 DEG C；
(7) Evamilk egg albumen powder is packed and metal detection using powder packer in clean room.
A kind of Evamilk egg albumen powder according to prepared by membrane treatment process described in embodiment 3, its protein content is by dry
Base is calculated as 80.45%, and fat content is 1.53%, and moisture is 5.50%, and lactose content is 9.42%.
Claims (10)
1. a kind of method that utilization membrane treatment process prepares Evamilk egg albumen powder, it is characterised in that with raw milk as raw material, bag
Include following steps：
A., after raw milk inspection, temporarily stored；
B. bactofugation is carried out after preheat raw milk, afterwards again through centrifugation, skimmed milk is obtained；
C. skimmed milk is carried out, after pasteurize, temporarily being stored；
D. skimmed milk is delivered to into device for ultrafiltration membrane and sets enrichment factor, temperature≤50 DEG C of control system make skimmed milk exist
Solid content is built in device for ultrafiltration membrane, when the index of solid content reaches required value, i.e. 3.8%≤protein content ＜ 15.0%
When, build solid content process and terminate, obtain trapped fluid；When protein content >=15.0% of trapped fluid is required, solid is built
During thing, needs constantly add filter wastewater in the concentrated solution side of device for ultrafiltration membrane, until the index of solid content reaches requirement
Value, i.e. during protein content >=15.0%, builds solid content process and terminates, now, it is still necessary in the concentrated solution of device for ultrafiltration membrane
Filter wastewater is constantly added in side, so as to obtain trapped fluid, wherein, filter wastewater is production reverse-osmosis pure water, its addition be into
The 10%~50% of doses；
E. trapped fluid is obtained into concentrated solution after vaporizer is concentrated；
F. concentrated solution is preheated, then is successively dried through spray drying tower and fluid bed, obtained Evamilk albumen
Powder；
G. Evamilk egg albumen powder is packed and metal detection.
2. the method that a kind of utilization membrane treatment process according to claim 1 prepares Evamilk egg albumen powder, its feature exist
In in step a, the condition of raw milk temporarily storage is, temperature≤7 DEG C, time≤24 hour.
3. the method that a kind of utilization membrane treatment process according to claim 1 prepares Evamilk egg albumen powder, its feature exist
In, in step b, the preheating temperature of raw milk is 55 DEG C~65 DEG C, fat content≤0.1% of skimmed milk.
4. the method that a kind of utilization membrane treatment process according to claim 1 prepares Evamilk egg albumen powder, its feature exist
In in step c, the condition of skimmed milk pasteurize is, 75 DEG C~95 DEG C of temperature, 15 seconds~30 seconds time.
5. the method that a kind of utilization membrane treatment process according to claim 1 prepares Evamilk egg albumen powder, its feature exist
In, in step d, skimmed milk is delivered to into device for ultrafiltration membrane with the flow velocity of 9~15 ton hours, the device for ultrafiltration membrane
Enrichment factor is (1.2~6.0) ︰ 1.
6. the method that a kind of utilization membrane treatment process according to claim 1 prepares Evamilk egg albumen powder, its feature exist
In in step e, the operating condition of vaporizer is, vacuum 0.05MPa~0.10MPa, temperature 50 C~70 DEG C.
7. the method that a kind of utilization membrane treatment process according to claim 1 prepares Evamilk egg albumen powder, its feature exist
In, in step e, the total solids content of concentrated solution is 28%~40%.
8. the method that a kind of utilization membrane treatment process according to claim 1 prepares Evamilk egg albumen powder, its feature exist
In, in step f, the preheating temperature of concentrated solution is 40 DEG C~60 DEG C；The operating condition of the spray drying tower is, high-pressure pump
Pressure 100bar~250bar, 120 DEG C~190 DEG C of wind pushing temperature, 60 DEG C~90 DEG C of temperature of outgoing air, negative pressure -100Pa in tower
~-200Pa；The operating condition of the fluid bed is, one section of temperature is 50 DEG C~80 DEG C, and two-stage nitration temperature is 40 DEG C~70 DEG C, three
Duan Wendu is less than 35 DEG C.
9. the method that a kind of utilization membrane treatment process according to claim 1 prepares Evamilk egg albumen powder, its feature exist
In, can also add powdery dairy starting material or the one kind in fluid whey as other raw materials, the powdery dairy starting material is defat
One or two in milk powder or lactalbumin powder, the addition manner of other raw materials are the one kind in following manner：
(1) the powdery dairy starting material is redissolved with pure water, is configured to the solution that concentration is 8%~12%, then carries out Pasteur
Sterilization, is mixed with the skimmed milk in step c afterwards, then is temporarily stored in skimmed milk storage tank, and after proceeding
Continuous operation, wherein, the addition of the solution is the 0~50% of raw milk consumption；
(2) the powdery dairy starting material is redissolved with pure water, is configured to the solution that concentration is 25%~35%, then carries out Pasteur
Sterilization, is mixed with the concentrated solution in step e afterwards, then is temporarily stored in concentration liquid storage tank, and after proceeding
Continuous operation, wherein, the addition of the solution is the 0~50% of raw milk consumption；
(3) the powdery dairy starting material is directly mixed through dried Evamilk egg albumen powder with step f, afterwards
Proceed subsequent operation, wherein, the addition of powdery dairy starting material is the 0~50% of raw milk consumption；
(4) fluid whey is carried out after pasteurize, then is mixed with the skimmed milk in step c, then stored up in skimmed milk
Temporarily stored in tank, and proceeded subsequent operation, wherein, the addition of fluid whey for raw milk consumption 0~
50%.
10. one kind utilizes Evamilk egg albumen powder of any one of the claim 1-9 prepared by membrane treatment process, its feature to exist
In, protein content based on butt >=42.0%, fat content≤6.0%, moisture≤7.0%, lactose content≤
45.0%.
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Cited By (5)
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| CN109938102A (en) * | 2019-04-29 | 2019-06-28 | 飞潮（无锡）过滤技术有限公司 | A kind of film integrated treatment process of milk protein classification |
| CN109984198A (en) * | 2019-04-29 | 2019-07-09 | 飞潮（无锡）过滤技术有限公司 | A kind of high protein low lactose skimmed milk powder production technology |
| CN110915922A (en) * | 2019-02-03 | 2020-03-27 | 内蒙古蒙牛乳业（集团）股份有限公司 | Milk protein concentrate and preparation method thereof |
| CN111194824A (en) * | 2018-11-16 | 2020-05-26 | 内蒙古伊利实业集团股份有限公司 | Concentrated milk protein liquid and preparation method thereof |
| CN117898332A (en) * | 2024-03-19 | 2024-04-19 | 内蒙古蒙牛乳业（集团）股份有限公司 | Milk concentrated protein powder and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111194824A (en) * | 2018-11-16 | 2020-05-26 | 内蒙古伊利实业集团股份有限公司 | Concentrated milk protein liquid and preparation method thereof |
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| CN110915922A (en) * | 2019-02-03 | 2020-03-27 | 内蒙古蒙牛乳业（集团）股份有限公司 | Milk protein concentrate and preparation method thereof |
| CN109938102A (en) * | 2019-04-29 | 2019-06-28 | 飞潮（无锡）过滤技术有限公司 | A kind of film integrated treatment process of milk protein classification |
| CN109984198A (en) * | 2019-04-29 | 2019-07-09 | 飞潮（无锡）过滤技术有限公司 | A kind of high protein low lactose skimmed milk powder production technology |
| CN117898332A (en) * | 2024-03-19 | 2024-04-19 | 内蒙古蒙牛乳业（集团）股份有限公司 | Milk concentrated protein powder and preparation method thereof |
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