CN102816662B - Full-automatic wort oxygenated yeast adding machine and wort oxygenated yeast adding method - Google Patents
Full-automatic wort oxygenated yeast adding machine and wort oxygenated yeast adding method Download PDFInfo
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- CN102816662B CN102816662B CN 201210306448 CN201210306448A CN102816662B CN 102816662 B CN102816662 B CN 102816662B CN 201210306448 CN201210306448 CN 201210306448 CN 201210306448 A CN201210306448 A CN 201210306448A CN 102816662 B CN102816662 B CN 102816662B
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 22
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- 241000209140 Triticum Species 0.000 claims description 55
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 44
- 230000001954 sterilising effect Effects 0.000 claims description 16
- 238000004659 sterilization and disinfection Methods 0.000 claims description 16
- 230000001706 oxygenating effect Effects 0.000 claims description 12
- 238000006213 oxygenation reaction Methods 0.000 claims description 12
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- 238000006243 chemical reaction Methods 0.000 claims description 3
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Abstract
A full-automatic wort oxygenated yeast adding machine and a wort oxygenated yeast adding method relate to the technical fields of multi-material mixing processes of biological engineering, fermentation engineering, biological pharmacy, fine chemical engineering and chemical engineering. The full-automatic wort oxygenated yeast adding machine comprises a stand, a PLC (Programmable Logic Controller) control cabinet and a Venturi tube, wherein the PLC control cabinet is arranged on the outer side of the upper end of the stand; the Venturi tube is arranged above the stand; and the full-automatic wort oxygenated yeast adding machine is externally connected with an air compressor, a cold wort inlet, a fermentation tank, a yeast propagating tank and a steam pressure reducing station. The wort oxygenated yeast adding method comprises the following steps of: introducing cold wort through the cold wort inlet; introducing air into the air compressor; introducing yeast into the yeast propagating tank; mixing the cold wort, the air and the yeast in the Venturi tube; after mixing enabling the mixture to enter the fermentation tank. The wort oxygenated yeast adding method disclosed by the invention is feasible; due to the application of an air quality flowmeter and a volumetric flowmeter, reliable preconditions for accurate addition of oxygen and yeast to the wort are provided; the establishment of a mathematical model method provides reliable reference for the accurate addition of the oxygen and the yeast to the wort; due to the application of an open-loop control principle, the phenomenon of feedback regulation lagging in a closed-loop control is avoided; and the automatic control over the whole process is realized, so that the labor intensity and the human error probability are greatly reduced and further the quality and the uniformity of products are greatly improved.
Description
Technical field:
The present invention relates to Full-automatic wort oxygenation yeast adding machine and Wort oxygenating yeast addition means thereof, be mainly used in many mixing of materials Technology field of biotechnology, fermentation engineering, bio-pharmaceuticals, fine chemistry industry, chemical engineering.Relate in particular to for the full-automatic process of barley juice of beer and oxygen gas-liquid mixed and the interpolation of wheat juice yeast and control.
Background technology:
Along with improving constantly of people's quality of life, people are more and more higher to beer taste quality and conforming requirement thereof.At present, in the technological process of producing beer, in Wort oxygenating and wheat juice, the yeast adding procedure has only adopted semi-automatic Wort oxygenating yeast adding machine equipment.In prior art, air flow quantity detection, wheat juice measurement of oxygen content and automatic control system in semi-automatic Wort oxygenating yeast adding machine are owing in design, having many defects, can not guarantee accurate interpolation and the homogeneity of wheat juice dissolved oxygen and yeast amount, it is inconsistent that thereby the yeast growth speed that causes beer fermentation has reached the speed of sending out, and finally causes the mouthfeel quality of beer and consistence thereof not to reach current high-level requirement.The semi-automatic Wort oxygenating yeast adding machine used in prior art exists volume of air flow meter to be subject to the impact of temperature and pressure, and the mass rate that the volumetric flow rate that the volume of air flow detects converts is inaccurate; Signal distortion and feedback regulation hysteresis defect that online dissolved oxygen meter detects, be not to be the CL state due to oxygen after being charged wheat juice, and part exists with the form of bubble, causes online dissolved oxygen meter can not accurately detect the dissolved oxygen amount in wheat juice; Closed loop feedback is regulated and is controlled, and by the signal feedback of detected downstream, to PLC, PLC is controlled the upstream regulation valve, in the process of regulating, has obvious hysteresis phenomenon, causes manipulated variable inaccurate; Semiautomatic controls has not only increased human cost, has also increased labour intensity and the probability of makeing mistakes, and these defects cause disadvantageous effect to quality and the homogeneity of producing beer.
Summary of the invention:
Technical problem to be solved by this invention is to overcome the defect of prior art, and a kind of Full-automatic wort oxygenation yeast adding machine and Wort oxygenating yeast addition means thereof are provided.
Technical problem to be solved by this invention realizes by the following technical solutions:
Full-automatic wort oxygenation yeast adding machine, comprise frame, is arranged at the PLC housing in the outside, frame upper end, be arranged at the Venturi tube of frame top, frame inside is provided with two film filters, pneumatic PID variable valve, yeast adds pump, described PLC housing respectively with mass flowmeter, pneumatic PID variable valve, two volume flow rate meter, Pneumatic butterfly valve, the first angle pedestal valve, the second angle pedestal valve is connected, the external air compressor of described yeast adding machine, cold wheat juice entrance, fermentor tank, the yeast tank that spreads cultivation, the steam pressure-reducing station, described air compressor connects reducing valve successively by pipeline, suspended body flowmeter, the first manual ball valve, mass flowmeter, pneumatic PID variable valve, the second manual ball valve, U-shaped tubing jumper, the second film filter, the first angle pedestal valve, vacuum breaker is to Venturi tube, be provided with the threeway bypass between described suspended body flowmeter and the first manual ball valve, the threeway bypass is connected between the second manual ball valve and U-shaped tubing jumper, be provided with needle-valve in the threeway bypass, the external blow-off pipe that is provided with between the second film filter and the first angle pedestal valve, be provided with the 4th manual ball valve on blow-off pipe, between the first angle pedestal valve and vacuum breaker, the external blow-off pipe that is provided with, be provided with the second angle pedestal valve on blow-off pipe,
The mass rate that described air compressor connects is taken into account the application of pneumatic PID variable valve, for the accurate interpolation of oxygen in wheat juice provides reliable precondition, the relationship of setting up by mathematical model method again, for the accurate interpolation of oxygen in wheat juice provides reliable parameter foundation, the application of PLC and Open-loop Control Principles, avoided the problem that in the closed-loop control method, the feedback regulation hysteresis phenomenon is brought.
The described yeast tank that spreads cultivation connects successively volumetric flow meter, yeast by pipeline and adds pump to Venturi tube, and yeast adds pump to the external blow-off line that is provided with on pipeline between Venturi tube, is provided with Pneumatic butterfly valve on blow-off line;
Tensimeter, the 3rd manual ball valve, the first film filter are passed through to U-shaped tubing jumper successively by pipeline in described steam pressure-reducing station, and tensimeter and pipeline enclosure are provided with needle-valve;
Described cold wheat juice entrance is connected with Venturi tube by pipeline, on the pipeline that described cold wheat juice entrance is connected with Venturi tube, is provided with volumetric flow meter.
A kind of Wort oxygenating yeast addition means, the steps include:
After the PLC housing starts, the PLC housing controls the first angle pedestal valve and the second angle pedestal valve is opened, U-shaped tubing jumper connects the first film filter rear end pipeline and the second film filter front end pipeline, open the 3rd manual ball valve, clean steam is carried out wet sterilization by the steam pressure-reducing station to the pipeline between the first film filter and the second film filter and vacuum breaker, after sterilization finishes, PLC controls the second angle pedestal valve and closes, close the 3rd manual ball valve, U-shaped tubing jumper connects the second manual ball valve end pipeline and the second film filter front end pipeline;
Input cold wheat juice by cold wheat juice entrance, when the PLC housing receives the volumetric flow rate signal of the wheat juice come from cold wheat juice entrance by volumetric flow meter, the amount of the air that need to be added by the calculated with mathematical model decision according to this signal and the amount of yeast, according to this amount, again according to the amount of the signal of air flow meter feedback and mathematical model set calculating cold wheat juice amount to recently controlling the aperture of pneumatic PID variable valve, make these two amounts reach consistent, simultaneously according to the spread cultivation amount of signal of yeast volumetric flow meter feedback at tank place and the amount correlative value of the cold wheat juice that volumetric flow meter detects of yeast, by frequency conversion, control the flux values that yeast adds pump, make these two amounts reach consistent, by air, cold wheat juice, yeast mixes in Venturi tube, mixed wheat juice enters fermentor tank and is fermented,
When the signal of the volumetric flow meter that carrys out self cooling wheat juice inlet end stops, the PLC housing is controlled the first angle pedestal valve, yeast adds pump and pneumatic PID variable valve cuts out in time, the PLC housing is controlled Pneumatic butterfly valve again and is opened and carry out blowdown and control the first angle pedestal valve and open, U-shaped tubing jumper connects the first film filter rear end pipeline and the second film filter front end pipeline, open the 3rd manual ball valve, by the steam pressure-reducing station by clean steam to the pipeline steam sterilization between the second film filter and the second film filter and vacuum breaker, after sterilization finishes, the PLC housing is controlled the second angle pedestal valve and is closed, close the 3rd manual ball valve, whole process completes.
The inventive method is practical, the application of the mass flowmeter of air, for the accurate interpolation of oxygen in wheat juice provides reliable precondition, the foundation of mathematical model, for the accurate interpolation of oxygen and yeast in wheat juice provides reliable basis, the application of Open-loop Control Principles, avoided the phenomenon that in the closed-loop control, feedback regulation lags behind, the realization that whole process is controlled automatically, greatly reducing labour intensity and people is the probability of makeing mistakes, thereby improves the quality of products and homogeneity.
The accompanying drawing explanation:
Fig. 1 is equipment figure of the present invention;
Fig. 2 is process flow sheet of the present invention;
Wherein: the cold wheat juice of 1-entrance; The 2-air compressor; The 3-reducing valve; The 4-suspended body flowmeter; 5-the first manual ball valve; The 6-mass flowmeter; The pneumatic PID variable valve of 7-; 8-the second manual ball valve; The 9-PLC housing; 10-U type tubing jumper; 11-the first film filter; 12-the second film filter; 13-the 3rd manual ball valve; 14,27-needle-valve; The 15-tensimeter; 16-steam pressure-reducing station; 17-the 4th manual ball valve; 18-the first angle pedestal valve; 19-the second angle pedestal valve; The 20-vacuum breaker; The 21-fermentor tank; The 22-yeast tank that spreads cultivation; 23,28-volumetric flow meter; The 24-Venturi tube; The 25-yeast adds pump; The 26-Pneumatic butterfly valve; The 29-frame.
Embodiment:
For technique means, creation characteristic that the present invention is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the present invention.
As Fig. 1 and Fig. 2 show, Full-automatic wort oxygenation yeast adding machine, comprise frame 29, is arranged at the PLC housing 9 in frame 29 outsides, upper ends, be arranged at the Venturi tube 24 of frame 29 tops, frame 29 inside are provided with two film filters 11, 12, pneumatic PID variable valve 7, yeast adds pump 25, described PLC housing 9 respectively with mass flowmeter 6, pneumatic PID variable valve 7, two volume flow rate meter 23, 28, Pneumatic butterfly valve 26, the first angle pedestal valve 18, the second angle pedestal valve 19 is connected, the external air compressor 2 of described yeast adding machine, cold wheat juice entrance 1, fermentor tank 21, the yeast tank 22 that spreads cultivation, steam pressure-reducing station 16, described air compressor 2 connects reducing valve 3 successively by pipeline, suspended body flowmeter 4, the first manual ball valve 5, mass flowmeter 6, pneumatic PID variable valve 7, the second manual ball valve 8, U-shaped tubing jumper 10, the second film filter 12, the first angle pedestal valve 18, vacuum breaker 20 is to Venturi tube 24, described suspended body flowmeter 4 and 5 of the first manual ball valves are provided with the threeway bypass, the threeway bypass is connected between the second manual ball valve 8 and U-shaped tubing jumper 10, be provided with needle-valve 27 in the threeway bypass, 18 external blow-off pipes that are provided with of the second film filter 12 and the first angle pedestal valve, be provided with the 4th manual ball valve 17, the first angle pedestal valves 18 and 20 external blow-off pipes that are provided with of vacuum breaker on blow-off pipe, be provided with the second angle pedestal valve 19 on blow-off pipe,
The described yeast tank 22 that spreads cultivation connects successively volumetric flow meter 23, yeast by pipeline and adds pump 25 to Venturi tube 24, and yeast adds pump 25 to the external blow-off line that is provided with on 24 pipelines of Venturi tube, is provided with Pneumatic butterfly valve 26 on blow-off line;
Described cold wheat juice entrance 1 is connected with Venturi tube 24 by pipeline, on the pipeline that described cold wheat juice entrance 1 is connected with Venturi tube 24, is provided with volumetric flow meter 28.
A kind of Wort oxygenating yeast addition means, the steps include:
After PLC housing 9 starts, the PLC housing controls the first angle pedestal valve 18 and the second angle pedestal valve 19 is opened, U-shaped tubing jumper 10 connects the first film filter 11 rear end pipelines and the second film filter 12 front end pipelines, open the 3rd manual ball valve 13, clean steam is carried out wet sterilization by the pipeline between 16 pairs, steam pressure-reducing station the first film filter 11 and the second film filter 12 and vacuum breaker 20, after sterilization finishes, PLC controls the second angle pedestal valve 19 and closes, close the 3rd manual ball valve 13, open the 4th manual ball valve 17, by condensed water elimination, then U-shaped tubing jumper 10 connects the second manual ball valve 8 end pipelines and the second film filter 12 front end pipelines,
By the cold wheat juice of cold wheat juice entrance 1 input, when PLC housing 9 receives the volumetric flow rate signal from the wheat juice of cold wheat juice entrance 1 by volumetric flow meter 28, the amount of the air that need to be added by the calculated with mathematical model decision according to this signal and the amount of yeast, according to this amount, control again the aperture of pneumatic PID variable valve 7 according to the signal of MAF 6 feedbacks, simultaneously according to the spread cultivation signal value of yeast volumetric flow meter 23 feedbacks at tank 22 device places of yeast, by frequency conversion, control the flux values that yeast adds pump 25, by air, cold wheat juice, yeast mixes in Venturi tube, mixed wheat juice enters fermentor tank 21 and is fermented,
When the signal of the volumetric flow meter 28 that carrys out self cooling wheat juice entrance 1 end stops, PLC housing 9 is controlled the first angle pedestal valve 18, yeast adds pump 25 and pneumatic PID variable valve 7 cuts out in time, PLC housing 9 is controlled Pneumatic butterfly valve 26 again and is opened and carry out blowdown and control the first angle pedestal valve 18 and open, U-shaped tubing jumper 10 connects the first film filter 11 rear end pipelines and the second film filter 12 front end pipelines, open the 3rd manual ball valve 13, by steam pressure-reducing station 16 by clean steam to the pipeline steam sterilization between the second film filter 12 and the second film filter 12 and vacuum breaker 20, after sterilization finishes, the PLC housing is controlled the second angle pedestal valve 19 and is closed, close the 3rd manual ball valve 13, whole process completes.
Described PLC controls the signal of the volumetric flow meter 23 of the mass flowmeter 6 of volumetric flow meter 28 that 9 cabinets gather the wheat juice, air and yeast, controls pneumatic PID variable valve 7, yeast adds the aperture of pump 25 and the Push And Release of the first angle pedestal valve 18, the second angle pedestal valve 19 and pneumatic dish valve 26.
The method that Wort oxygenating and yeast add, comprise mass flowmeter 6 detection MAF, volumetric flow meter 23 detection yeast volumetric flow rates, the mathematical model of PLC programming provides relevant concrete control parameter and open loop control realizes the upstream regulation valve is controlled by PLC; Mass flowmeter method functional quality under meter detects compressed-air actuated flow, and described Derivation of Mathematical Model goes out the relational expression between manipulated variable; Known quantity in relational expression has content of oxygen in air, dissolution rate of oxygen, cold wheat juice flow and wheat juice dissolved oxygen amount, and the unknown quantity in relational expression has MAF and yeast volumetric flow rate; Described open loop control method is by the PLC sequence of control, at the beginning of operation, to calculate really quantitatively and the relation between manipulated variable.
3 pairs of decompressions of the high pressure air from air compressor 2 of described reducing valve, meet the requirements of pressure, and oxygenation capacity and pneumatic element are played to stable provide protection.
Described the first manual ball valve 5 and the second manual ball valve 8 are closed when mass flowmeter 6 or Controlling System break down, and are convenient to field-strip and the replacing of mass flowmeter 6 or Controlling System, simultaneously by needle-valve 27 adjust fluxes.
Described mass flowmeter 6 detects compressed air requires, and by this signal feedback to PLC housing 9.
Described pneumatic PID variable valve 7 is controlled its aperture size by PLC housing 9, makes air flow quantity reach required value.
Described U-shaped tubing jumper 10, when Wort oxygenating, connects the second manual ball valve 8 end pipelines and the second film filter 12 front end pipelines; When carrying out the logical vapour sterilization of air line, U-shaped tubing jumper 10 connects the first film filter 11 rear end pipelines and the second film filter 12 front end pipelines.
12 pairs of pressurized air of described the second film filter filter through row, microorganism and foreign material in interception pressurized air.
Described the first angle pedestal valve 18 is opened by the logical relation requirement when PLC housing 9 detects volumetric flow meter 28 signal of cold Mai Zhichu, and pressurized air is filled with in the wheat juice in Venturi tube smoothly.
Described vacuum breaker 20 prevents that cold wheat juice from flowing backwards and entering pneumatic line from Venturi tube 24, guarantees the health of pneumatic line.
Described the 4th manual ball valve 17 is when pipeline carries out wet sterilization, and the row's of playing water of condensation is to the effect of trench.
Described the second angle pedestal valve 19, when pipeline carries out wet sterilization, plays the effect of automatically logical steam blowdown to trench.
Described yeast place volumetric flow meter 23 detects the yeast flows, and by signal feedback to PLC housing 9.
Described yeast adds pump 25 according to 9 instructions of PLC housing, carries to set and adds the yeast amount to Venturi tube 24.
Described Pneumatic butterfly valve 26 is opened after yeast adds end, and residual yeast in pipeline is carried out to automatic pollution discharge.
Described tensimeter 15 shows the pressure of clean steam pipeline, while reaching specified pressure, just can carry out sterilization.
Described mass flowmeter method functional quality under meter detects compressed-air actuated mass rate, and the difference that can reduce temperature and pressure changes the impact on the air flow quantity detected result.
The relational expression that described mathematical model method is derived, by set amount and detection known quantity, accurately calculate each unknown quantity.
Described content of oxygen in air, according to user geographic location condition, is released by mathematical model.Described dissolution rate of oxygen can be dissolved in the mass percent that oxygen in wheat juice accounts for amount of oxygen, by the parameter of scientific experiment, is obtained.
Above demonstration and described ultimate principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that in above-described embodiment and specification sheets, describes just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications; these changes and improvements all fall in the claimed scope of the invention, and the claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (4)
1. Full-automatic wort oxygenation yeast adding machine, comprise frame, is arranged at the PLC housing in the outside, frame upper end, be arranged at the Venturi tube of frame top, frame inside is provided with two film filters, pneumatic PID variable valve, yeast adds pump, described PLC housing respectively with mass flowmeter, pneumatic PID variable valve, two volume flow rate meter, Pneumatic butterfly valve, the first angle pedestal valve, the second angle pedestal valve is connected, the external air compressor of described yeast adding machine, cold wheat juice entrance, fermentor tank, the yeast tank that spreads cultivation, the steam pressure-reducing station is characterized in that: described air compressor connects reducing valve successively by pipeline, suspended body flowmeter, the first manual ball valve, mass flowmeter, pneumatic PID variable valve, the second manual ball valve, U-shaped tubing jumper, the second film filter, the first angle pedestal valve, vacuum breaker is to Venturi tube, be provided with the threeway bypass between described suspended body flowmeter and the first manual ball valve, the threeway bypass is connected between the second manual ball valve and U-shaped tubing jumper, be provided with needle-valve in the threeway bypass, the external blow-off pipe that is provided with between the second film filter and the first angle pedestal valve, be provided with the 4th manual ball valve on blow-off pipe, between the first angle pedestal valve and vacuum breaker, the external blow-off pipe that is provided with, be provided with the second angle pedestal valve on blow-off pipe,
The mass rate that described air compressor connects is taken into account the application of pneumatic PID variable valve, for the accurate interpolation of oxygen in wheat juice provides reliable precondition, the relationship of setting up by mathematical model method again, for the accurate interpolation of oxygen in wheat juice provides reliable parameter foundation, the application of PLC and Open-loop Control Principles, avoided the problem that in the closed-loop control method, the feedback regulation hysteresis phenomenon is brought;
The described yeast tank that spreads cultivation connects successively volumetric flow meter, yeast by pipeline and adds pump to Venturi tube, and yeast adds pump to the external blow-off line that is provided with on pipeline between Venturi tube, is provided with Pneumatic butterfly valve on blow-off line;
Tensimeter, the 3rd manual ball valve, the first film filter are passed through to U-shaped tubing jumper successively by pipeline in described steam pressure-reducing station, and tensimeter and pipeline enclosure are provided with needle-valve;
Described cold wheat juice entrance is connected with Venturi tube by pipeline, on the pipeline that described cold wheat juice entrance is connected with Venturi tube, is provided with volumetric flow meter;
The Wort oxygenating yeast addition means of described Full-automatic wort oxygenation yeast adding machine is:
After the PLC housing starts, the PLC housing controls the first angle pedestal valve and the second angle pedestal valve is opened, U-shaped tubing jumper connects the first film filter rear end pipeline and the second film filter front end pipeline, open the 3rd manual ball valve, clean steam is carried out wet sterilization by the steam pressure-reducing station to the pipeline between the first film filter and the second film filter and vacuum breaker, after sterilization finishes, PLC controls the second angle pedestal valve and closes, close the 3rd manual ball valve, U-shaped tubing jumper connects the second manual ball valve end pipeline and the second film filter front end pipeline;
Input cold wheat juice by cold wheat juice entrance, when the PLC housing receives the volumetric flow rate signal of the wheat juice come from cold wheat juice entrance by volumetric flow meter, the amount of the air that need to be added by the calculated with mathematical model decision according to this signal and the amount of yeast, according to this amount, again according to the amount of the signal of air flow meter feedback and mathematical model set calculating cold wheat juice amount to recently controlling the aperture of pneumatic PID variable valve, make these two amounts reach consistent, simultaneously according to the spread cultivation amount of signal of yeast volumetric flow meter feedback at tank place and the amount correlative value of the cold wheat juice that volumetric flow meter detects of yeast, by frequency conversion, control the flux values that yeast adds pump, make these two amounts reach consistent, by air, cold wheat juice, yeast mixes in Venturi tube, mixed wheat juice enters fermentor tank and is fermented,
When the signal of the volumetric flow meter that carrys out self cooling wheat juice inlet end stops, the PLC housing is controlled the first angle pedestal valve, yeast adds pump and pneumatic PID variable valve cuts out in time, the PLC housing is controlled Pneumatic butterfly valve again and is opened and carry out blowdown and control the first angle pedestal valve and open, U-shaped tubing jumper connects the first film filter rear end pipeline and the second film filter front end pipeline, open the 3rd manual ball valve, by the steam pressure-reducing station by clean steam to the pipeline steam sterilization between the second film filter and the second film filter and vacuum breaker, after sterilization finishes, the PLC housing is controlled the second angle pedestal valve and is closed, close the 3rd manual ball valve, whole process completes.
2. Full-automatic wort oxygenation yeast adding machine according to claim 1, it is characterized in that: described PLC housing gathers the volumetric flow meter of wheat juice, the mass rate of air is taken into account the volumetric flow meter signal of yeast, controls pneumatic adjusting valve, the first angle pedestal valve, the second angle pedestal valve, yeast interpolation pump and pneumatic dish valve.
3. Full-automatic wort oxygenation yeast adding machine according to claim 1; it is characterized in that: described reducing valve reduces pressure to the high pressure air from air compressor; meet the requirements of pressure; oxygenation capacity and pneumatic element are played to stable provide protection; described the first manual ball valve and the second manual ball valve are closed when mass flowmeter or Controlling System break down; be convenient to field-strip and the replacing of mass flowmeter or Controlling System, simultaneously by the needle-valve adjust flux.
4. Full-automatic wort oxygenation yeast adding machine according to claim 1 is characterized in that: described vacuum breaker prevents that cold wheat juice from flowing backwards and entering pneumatic line from Venturi tube, guarantees the health of pneumatic line.
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| CN104017683A (en) * | 2014-06-07 | 2014-09-03 | 燕京啤酒(玉林)有限公司 | New wort oxygenation metering method |
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| CN106497715A (en) * | 2016-12-01 | 2017-03-15 | 安徽华艺生物装备技术有限公司 | Full-automatic wort oxygenation yeast adds machine and its Wort oxygenating yeast adding method |
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| CN120098725A (en) * | 2025-05-07 | 2025-06-06 | 沈阳燕京啤酒有限公司 | Oxygenation device and method for wort and saccharification automatic control system of wort |
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|---|---|---|---|---|
| GB2298651B (en) * | 1995-03-10 | 1998-07-22 | Bass Plc | A method of brewing beer and apparatus therefor |
| DE10003155B4 (en) * | 2000-01-26 | 2006-10-12 | Heiliger, Axel, Dipl.-Ing. | Process and brewing system for the rapid production of beer |
| JP4865633B2 (en) * | 2007-05-14 | 2012-02-01 | アサヒビール株式会社 | Wort transport system |
| CN101412952B (en) * | 2007-10-18 | 2013-06-26 | 青岛啤酒股份有限公司 | Wort oxygenating equipment system and control method thereof |
-
2012
- 2012-08-27 CN CN 201210306448 patent/CN102816662B/en not_active Expired - Fee Related
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