CN103823032B - Method for qualitatively monitoring influence of pop can necking oil on foam retention of beer end product - Google Patents
Method for qualitatively monitoring influence of pop can necking oil on foam retention of beer end product Download PDFInfo
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- CN103823032B CN103823032B CN201410085604.0A CN201410085604A CN103823032B CN 103823032 B CN103823032 B CN 103823032B CN 201410085604 A CN201410085604 A CN 201410085604A CN 103823032 B CN103823032 B CN 103823032B
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- holding property
- necking down
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Abstract
The invention discloses a method for qualitatively monitoring influence of pop can necking oil on foam retention of a beer end product. A proper amount of necking oil is added into a clean pop can body; the size of surface oil bloom generated after the pop can is filled with water is observed; the attenuation index of the necking oil of equivalent weight against the foam retention of the beer end product is used to draw a graph of oil bloom area ratio to foam retention attenuation index; in daily production, the foam retention attenuation index result can be obtained by measuring oil bloom area ratio and looking up a table. The method provided by the invention has the advantages of high speed, easiness in prognosis, low sampling amount, low operation cost and convenience in operation, and can be used as a regular analysis method for qualitative prognosis of influence factors of the necking oil residue on the beer foam retention.
Description
Technical field
The present invention relates to the authentication method steeping holding property influence factor in beer, particularly by drawing trend curve, the method for total of tabling look-up is monitored qualitatively to holding property of beer bubble.
Background technology
Pop can necking down oil is the lubricant that pop can production run must use, and the participation of necking down oil can produce extreme influence to holding property of beer bubble.Holding property of beer bubble is the length of the beer foam broken time that can maintain, and can embody the quality of beer to a certain extent, the longer the better to steep holding property.Surface reactive material in beer can reduce surface tension, then just makes foam so easily not break, and holding property of bubble is just more longer.Glycoprotein is wherein topmost surface reactive material.
Holding property of beer bubble is an important indicator of evaluating beer quality.At present, can inquire for measuring that pop can necking down oil is remaining holds sex method to beer bubble temporarily without any open source literature.
Summary of the invention
The object of this invention is to provide a kind of simple and efficient qualitative pre-judging method, main task checks the easy-to-draw can body that buying is returned, by measuring its remaining necking down oil content, fixed special index (oil bloom area accounting) carrys out the dough softening of holding property of anticipation bubble, to taking countermeasure in advance, reduce the impact on holding property of beer finished product bubble.
The object of the invention to solve the technical problems realizes by the following technical solutions.The pop can necking down oil proposed according to the present invention is to the qualitative monitoring method of holding property of beer finished product bubble, toward in the easy-to-draw can body cleaned up, add appropriate necking down oil, fill the size of the water surface oil bloom that water observation is formed, the necking down oil of the equivalent weight of its correspondence is to the attenuation rate of holding property of finished beer bubble, depicting oil bloom area accounting-holding property of bubble attenuation rate trend map as, realize in daily production, to table look-up to obtain holding property of blebbing attenuation rate result by measuring oil bloom areas accounting result.
Qualitative monitoring method of the present invention, comprises the following steps:
1) to the cleaning of beer can slack tank, grouping of weighing after draining;
2) use cotton swab to pick appropriate necking down oil, uniform application, to pop can body internal collar position, is weighed, and calculates and obtains necking down weight of oil;
3) turn water swivel aperture down, fill water along tank mouth concordant with tank mouth to liquid level, observe the area accounting of oil bloom at tank mouth arcuation convex surface;
4) by the processing mode surveying holding property of bubble, beer is filled to two tanks of all the other in group, be placed on holding property of beer bubble analyzer and detect holding property of bubble;
5) utilize Excel process data, obtain curve map.
Qualitative monitoring method of the present invention, in step 1), utilizes clean-out system (family expenses liquid detergent) thoroughly to clean described beer can body, weighs and divide into groups; Weigh to No. 1-17 easy-to-draw can body, number and make a record, one group, 1, No. 2 tank does blank comparison, and all the other every 3 is one group, adds equivalent necking down oil in group, and it is different that different group adds necking down oil mass.
Qualitative monitoring method of the present invention, step 2) in, adopt major part cotton swab to pick appropriate necking down oil, uniform application is to No. 3-17 easy-to-draw can body internal collar position, and unnecessary necking down oil filter paper blots, in time with the good can of film capping after weighing, avoid volatilization, treat that next step uses.
Qualitative monitoring method of the present invention, in step 3), described oil bloom area accounting, by fixing camera on surely high support, to be taken pictures and utilization photo-editing software reference area accounting.
Qualitative monitoring method of the present invention, in step 4), the beer used is continuous sample, is placed to 20 DEG C, opens and namely uses.
Qualitative monitoring method of the present invention, in step 5), curve uses, and goes to check attenuation rate, and verify Dependence Results by area.
Qualitative monitoring method of the present invention, described attenuation rate %=(blank sample bubble holding property-holding property of necking down oil tank bubble)/blank holding property of sample bubble.
By technique scheme, the advantage that the present invention has and beneficial effect are:
1, the probe temperature adopted is room temperature, is suitable for the analysis to beer sample.
2, detect consumption few: according to above-mentioned testing conditions, reagent needed for each sample introduction is only 1L tap water (3 sample tanks), sample tank can be returned Workshop Production and use after detecting, with low cost.
3, result is quick: utilize above-mentioned detection method, and only need tap water to pour into concordant with tank mouth in slack tank, namely oil bloom occur, under being placed on camera, immediately can go out data, look into Trends Sheet and can obtain result; A sample 3min can detect.
4, operation steps is simple and easy: only need slowly pour tap water in sample tank concordant with tank mouth to liquid level, then calculate result by computer program to the water surface oil bloom area under camera.
Accompanying drawing explanation
Fig. 1 is " water inspection method oil bloom area accounting-holding property of the bubble attenuation rate trend map " of a kind beer in the Zhujiang River beer of method of the present invention description.
Embodiment
Do to limit in detail further to the present invention by reference to the accompanying drawings below by way of concrete preferred embodiment, but the present invention is not limited in following embodiment.
A kind of beer can necking down oil holds sex qualitative monitoring method to bubble, comprises the following steps:
1, utilize clean-out system thoroughly to clean described beer can body, weigh and divide into groups.No. 1-17 easy-to-draw can body numbered and made a record, No. 3-17 easy-to-draw can body is weighed, being designated as W beginning 3-W and beginning 17,1, one group, No. 2 tanks do blank comparison, all the other every 3 is one group, adds equivalent necking down oil in group, and different group adds necking down oil mass difference (as shown in table 1).This clean-out system is family expenses liquid detergent and cleaning block, and scavenging period must be greater than 2 minutes.
2, major part cotton swab is adopted to pick appropriate necking down oil, uniform application is to No. 3-17 easy-to-draw can body internal collar position, result is recorded by number after weighing, be designated as the whole 3-W whole 17 of W, necking down oil addition=W eventually-W begins, control necking down oil addition first group (3-5 tank) not at 0.0025 ± 0.0005g, second group (6-8 tank) is at 0.0050 ± 0.0005g, 3rd group (9-11 tank) is at 0.0060 ± 0.0005g, 4th group (12-14 tank) is at 0.0070 ± 0.0005g, 5th group (15-17 tank) is at 0.0100 ± 0.0005g, unnecessary necking down oil filter paper blots, in time with the good can of film capping after weighing, avoid volatilization, treat that next step uses.
3, turn water swivel aperture down, fill water along tank mouth concordant with tank mouth to liquid level, observe the area accounting (as shown in table 1) of oil bloom at tank mouth arcuation convex surface.
4, fixing camera on surely high support, takes pictures and utilizes photo-editing software reference area accounting.
As shown in Figure 1, by setting up important " water inspection method oil bloom area accounting-holding property of bubble attenuation rate trend map " and then carrying out routine testing to holding property of bubble remaining necking down oil influence factor in formation beer.
As seen from Figure 1, holding property of the bubble attenuation rate of water inspection method gained oil bloom area accounting and finished beer is linear, utilize EXCEL to show drawing Trendline function and can show that Trendline formula is: bubble holding property attenuation rate (y)=10.00* water inspection method gained oil bloom area accounting of finished beer (x)+6.80, calculates attenuation rate result fast by Trendline formula.And can draw, when removal pop can necking down oil influence factor, namely during x=0, can show that holding property of the bubble natural decay rate y of beer finished product is 6.80%.
5, by the processing mode surveying holding property of bubble, beer is filled to all the other two tanks often organized, be placed on holding property of beer bubble analyzer and detect holding property of bubble, and make a record (as shown in table 1).The beer used is continuous sample, is placed to 20 DEG C, opens and namely uses.
6, data carry out processing (utilizing Excel process data), describe curve.
7, curve uses, and goes to check attenuation rate, and verify Dependence Results by area.
Described attenuation rate %=(blank sample bubble holding property-holding property of necking down oil tank bubble)/blank holding property of sample bubble.
The data of holding property of the kind beer bubble influence factor of certain concentration of table 1.
The advantages such as can be seen from Table 1, adopt method of the present invention to have speed fast, anticipation is simple, and sampling less and running cost is low and easy, can be used as the conventional analysis means of the qualitative anticipation of the oily residual effect factor of holding property of beer bubble necking down.
In addition, method of the present invention is simple, and sample size is few, and result is provided soon, and running cost is low.Need use a small amount of beer pure mellow wine, tap water for general, analysis cost is much lower compared with traditional method.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, therefore everyly do not depart from technical solution of the present invention content, the any simple modification done above embodiment according to technical spirit of the present invention, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (8)
1. a pop can necking down oil is to the qualitative monitoring method of holding property of beer finished product bubble, it is characterized in that: toward in the easy-to-draw can body cleaned up, add appropriate necking down oil, fill the size of the water surface oil bloom that water observation is formed, the necking down oil of the equivalent weight of its correspondence is to the attenuation rate of holding property of finished beer bubble, depicting oil bloom area accounting-holding property of bubble attenuation rate trend map as, realize in daily production, to table look-up to obtain holding property of blebbing attenuation rate result by measuring oil bloom areas accounting result.
2. qualitative monitoring method according to claim 1, is characterized in that comprising the following steps:
1) to the cleaning of beer can slack tank, grouping of weighing after draining;
2) use cotton swab to pick appropriate necking down oil, uniform application, to pop can body internal collar position, is weighed, and calculates and obtains necking down weight of oil;
3) turn water swivel aperture down, fill water along tank mouth concordant with tank mouth to liquid level, observe the area accounting of oil bloom at tank mouth arcuation convex surface;
4) by the processing mode surveying holding property of bubble, beer is filled to two tanks of all the other in group, be placed on holding property of beer bubble analyzer and detect holding property of bubble;
5) utilize Excel process data, obtain oil bloom area accounting-holding property of bubble attenuation rate trend curve figure.
3. qualitative monitoring method according to claim 2, is characterized in that: step 1) in, utilize clean-out system thoroughly to clean described beer can body, weigh and divide into groups; Weigh to No. 1-17 easy-to-draw can body, number and make a record, one group, 1, No. 2 tank does blank comparison, and all the other every 3 is one group, adds equivalent necking down oil in group, and it is different that different group adds necking down oil mass.
4. qualitative monitoring method according to claim 2, it is characterized in that: step 2) in, major part cotton swab is adopted to pick appropriate necking down oil, uniform application is to No. 3-17 easy-to-draw can body internal collar position, unnecessary necking down oil filter paper blots, in time with the good can of film capping after weighing, avoid volatilization, treat that next step uses.
5. qualitative monitoring method according to claim 2, is characterized in that: step 3) in, described oil bloom area accounting, by fixing camera on surely high support, is taken pictures and utilizes photo-editing software reference area accounting.
6. qualitative monitoring method according to claim 2, is characterized in that: step 4) in, the beer used is continuous sample, is placed to 20 DEG C, opens and namely uses.
7. qualitative monitoring method according to claim 2, is characterized in that: step 5) in, curve uses, and goes to check attenuation rate, and verify Dependence Results by area.
8. qualitative monitoring method according to claim 7, is characterized in that: described attenuation rate %=(blank holding property of sample bubble-holding property of necking down oil tank bubble)/blank holding property of sample bubble.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410085604.0A CN103823032B (en) | 2014-03-10 | 2014-03-10 | Method for qualitatively monitoring influence of pop can necking oil on foam retention of beer end product |
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| CN201410085604.0A CN103823032B (en) | 2014-03-10 | 2014-03-10 | Method for qualitatively monitoring influence of pop can necking oil on foam retention of beer end product |
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| CN103823032A CN103823032A (en) | 2014-05-28 |
| CN103823032B true CN103823032B (en) | 2015-05-27 |
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| CN105092800B (en) * | 2015-08-27 | 2016-08-17 | 燕京啤酒(桂林漓泉)股份有限公司 | In the beer product shelf-life, bubble holds decay Pre-Evaluation method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002036635A2 (en) * | 2000-11-02 | 2002-05-10 | Miller Brewing Company | Monoclonal antibodies for assaying lipid transfer proteins |
| WO2008022650A1 (en) * | 2006-08-21 | 2008-02-28 | Ecolab Inc. | Acidic composition based on a surfactant blend |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| AU2004274419B2 (en) * | 2003-09-12 | 2009-10-08 | Kalamazoo Holdings, Inc. | The use of labiatae herb preparations for foam enchancement of beverages |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002036635A2 (en) * | 2000-11-02 | 2002-05-10 | Miller Brewing Company | Monoclonal antibodies for assaying lipid transfer proteins |
| WO2008022650A1 (en) * | 2006-08-21 | 2008-02-28 | Ecolab Inc. | Acidic composition based on a surfactant blend |
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