CN111912945A - White spirit alcohol degree monitoring device and monitoring method - Google Patents
White spirit alcohol degree monitoring device and monitoring method Download PDFInfo
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- CN111912945A CN111912945A CN202010781048.6A CN202010781048A CN111912945A CN 111912945 A CN111912945 A CN 111912945A CN 202010781048 A CN202010781048 A CN 202010781048A CN 111912945 A CN111912945 A CN 111912945A
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- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
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- G01N33/146—Beverages containing alcohol
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- G—PHYSICS
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
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Abstract
The invention discloses a white spirit alcoholic strength monitoring device and a monitoring method, comprising a wine outlet temperature sensor, a wine outlet concentration sensor, an online densimeter, a PID regulator, a central processing unit and a sensing signal acquisition unit, wherein the wine outlet temperature sensor is arranged at the port of a wine outlet pipe, the wine outlet concentration sensor is arranged on the inner wall of the wine outlet pipe, the measuring end of the online densimeter penetrates through the pipe wall of the wine outlet pipe and extends into the inner cavity of the wine outlet pipe, the wine outlet temperature sensor and the wine outlet concentration sensor are respectively connected with the central processing unit through the sensing signal acquisition unit, and the online densimeter is connected with the central processing unit through the PID regulator.
Description
Technical Field
The invention relates to the technical field of liquor alcohol degree monitoring, in particular to a liquor alcohol degree monitoring device and a liquor alcohol degree monitoring method.
Background
At present, the traditional measurement method is commonly used for measuring the alcoholic strength of white spirit by domestic white spirit production enterprises. The traditional measurement method is that according to the national measurement standard, white spirit with proper weight is selected, and the alcoholic strength of the white spirit is measured through a glass spirit meter. And measuring the temperature of the wine sample by a glass thermometer or an electronic thermometer, and finally checking the standard alcohol degree corresponding to 20 ℃ by a temperature-alcohol degree conversion relation so as to calculate the total alcohol amount.
The traditional alcohol content measuring method is time-consuming and labor-consuming in operation, and cannot be monitored in real time in a background in real time, so that improvement is needed.
Disclosure of Invention
The invention aims to provide a device and a method for monitoring the alcoholic strength of white spirit, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a white spirit alcoholic strength monitoring device comprises a spirit outlet temperature sensor, a spirit outlet concentration sensor, an online densimeter, a PID regulator, a central processing unit and a sensing signal acquisition unit, wherein the spirit outlet temperature sensor is installed at a port of a spirit outlet pipe; wherein the liquor outlet temperature sensor is used for collecting the liquor outlet temperature of the white liquor; the wine outlet concentration sensor is used for collecting the wine outlet concentration of the white wine, the online densimeter is used for collecting the wine outlet density of the white wine, and the PID regulator is used for collecting data information sent by the online densimeter and feeding back the data information.
Preferably, the system further comprises a storage unit, a calculation unit and a transmission unit, wherein the storage unit and the calculation unit are respectively connected with the central processing unit, and the central processing unit is connected with the background monitoring terminal through the transmission unit.
Preferably, the calculating unit is configured to calculate the alcohol content of the white spirit, wherein the calculating unit has a calculation formula as follows:
in the formula:
rho-density of alcoholic solution at temperature t deg.C, kg/m3，
p-mass concentration or mass fraction,
t-temperature, range-20 deg.C-40 deg.C,
A. b, C-coefficients;
mass concentration ofFormula for volume concentration:
in the formula:
the volume concentration of the white spirit at the temperature of q-20 ℃, namely the alcohol content;
p-mass concentration;
ρ20-alcoholic solution density at 20 ℃ at p;
ρ20(100%) -pure wine precision at 20 ℃.
Preferably, the sensing signal acquisition unit comprises an operational amplifier A and an operational amplifier B, wherein the positive input end of the operational amplifier A is connected with the sensing signal acquisition end through a resistor A, the negative input end of the operational amplifier A is grounded through a resistor B, the control end of the operational amplifier A is connected with the output end through a resistor C, a resistor D is connected between the output end of the operational amplifier A and the positive input end of the operational amplifier B, the negative input end of the operational amplifier B is grounded through a resistor E, and the output end of the operational amplifier B is connected with the signal output end through a resistor F.
Preferably, the transmission unit comprises an isolation RS485 communication module and an isolation RS232 communication module; the isolation RS485 communication module adopts an SN65176 chip, and the RS232 communication module adopts an MAX232A chip.
Preferably, the central processing unit adopts an STM32F103C8T6 microprocessor.
Preferably, the monitoring method comprises the following steps:
A. firstly, respectively collecting the liquor outlet temperature, the liquor outlet concentration and the liquor outlet density of white liquor by a liquor outlet temperature sensor, a liquor outlet concentration sensor and an online densimeter;
B. the collected sensing signals are amplified and then transmitted to a central processing unit, and the central processing unit transmits the amplified sensing signals to a storage unit for storage;
C. meanwhile, the central processing unit converts the received analog signals into digital signals and transmits the digital signals to the calculating unit for calculation to obtain the real-time alcohol content of the white spirit;
D. the real-time alcohol degree is transmitted to the background monitoring terminal through the transmission unit, so that technicians can conveniently monitor the alcohol degree in real time.
Compared with the prior art, the invention has the beneficial effects that: the intelligent liquor monitoring system has the advantages that the working principle is simple, the intelligent degree is high, the alcohol degree of the liquor can be monitored in real time, and the liquor making quality is improved; the automatic and real-time dynamic monitoring in the white spirit production process can be realized, the metering and accounting efficiency of a workshop is improved, and the consistency of white spirit product production is improved; in addition, the adopted sensing signal acquisition unit has strong anti-interference capability and can improve the acquisition precision of the sensing signal.
Drawings
FIG. 1 is a schematic block diagram of the present invention;
FIG. 2 is a circuit diagram of a sensing signal acquisition unit according to the present invention;
FIG. 3 is a flow chart of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides a technical solution: a white spirit alcoholic strength monitoring device comprises a wine outlet temperature sensor 1, a wine outlet concentration sensor 2, an online densimeter 3, a PID regulator 4, a central processing unit 5 and a sensing signal acquisition unit 6, wherein the wine outlet temperature sensor 1 is installed at a port of a wine outlet pipe, the wine outlet concentration sensor 2 is installed on the inner wall of the wine outlet pipe, a measuring end of the online densimeter 3 penetrates through the pipe wall of the wine outlet pipe and extends into the inner cavity of the wine outlet pipe, the wine outlet temperature sensor 1 and the wine outlet concentration sensor 2 are respectively connected with the central processing unit 7 through the sensing signal acquisition unit 6, and the online densimeter 3 is connected with the central processing unit 7 through the PID regulator 4; the central processing unit adopts an STM32F103C8T6 microprocessor; wherein the liquor outlet temperature sensor is used for collecting the liquor outlet temperature of the white liquor; the wine outlet concentration sensor is used for collecting the wine outlet concentration of the white wine, the online densimeter is used for collecting the wine outlet density of the white wine, and the PID regulator is used for collecting and feeding back data information sent by the online densimeter; the system is characterized by further comprising a storage unit 8, a calculation unit 9 and a transmission unit 10, wherein the storage unit 8 and the calculation unit 9 are respectively connected with the central processing unit 7, and the central processing unit 7 is connected with a background monitoring terminal 11 through the transmission unit 10; the transmission unit comprises an isolation RS485 communication module and an RS232 communication module; the isolation RS485 communication module adopts an SN65176 chip, and the RS232 communication module adopts an MAX232A chip.
In the invention, a calculation unit is used for calculating the alcohol content of the white spirit, wherein the calculation formula of the calculation unit is as follows:
in the formula:
rho-at temperatureDensity of alcohol solution at t deg.C, kg/m3，
p-mass concentration or mass fraction,
t-temperature, range-20 deg.C-40 deg.C,
A. b, C-coefficients;
formula of mass concentration to volume concentration:
in the formula:
the volume concentration of the white spirit at the temperature of q-20 ℃, namely the alcohol content;
p-mass concentration;
ρ20-alcoholic solution density at 20 ℃ at p;
ρ20(100%) -pure wine precision at 20 ℃.
In the invention, the sensing signal acquisition unit 6 comprises an operational amplifier A1B and an operational amplifier B2B, wherein the positive input end of the operational amplifier A1B is connected with the sensing signal acquisition end through a resistor A1a, the negative input end of the operational amplifier A1B is grounded through a resistor B2a, the control end of the operational amplifier A1B is connected with the output end through a resistor C3a, a resistor D4a is connected between the output end of the operational amplifier A1B and the positive input end of the operational amplifier B2B, the negative input end of the operational amplifier B2B is grounded through a resistor E5a, and the output end of the operational amplifier B2B is connected with the signal output end through a resistor F6 a.
The working principle is as follows: the monitoring method of the invention comprises the following steps:
A. firstly, respectively collecting the liquor outlet temperature, the liquor outlet concentration and the liquor outlet density of white liquor by a liquor outlet temperature sensor, a liquor outlet concentration sensor and an online densimeter;
B. the collected sensing signals are amplified and then transmitted to a central processing unit, and the central processing unit transmits the amplified sensing signals to a storage unit for storage;
C. meanwhile, the central processing unit converts the received analog signals into digital signals and transmits the digital signals to the calculating unit for calculation to obtain the real-time alcohol content of the white spirit;
D. the real-time alcohol degree is transmitted to the background monitoring terminal through the transmission unit, so that technicians can conveniently monitor the alcohol degree in real time.
In conclusion, the intelligent liquor monitoring system has the advantages that the working principle is simple, the intelligent degree is high, the alcohol degree of the liquor can be monitored in real time, and the liquor making quality is improved; the automatic and real-time dynamic monitoring in the white spirit production process can be realized, the metering and accounting efficiency of a workshop is improved, and the consistency of white spirit product production is improved; in addition, the adopted sensing signal acquisition unit has strong anti-interference capability and can improve the acquisition precision of the sensing signal.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a white spirit alcoholic strength monitoring devices which characterized in that: the wine outlet device comprises a wine outlet temperature sensor (1), a wine outlet concentration sensor (2), an online densimeter (3), a PID regulator (4), a central processing unit (5) and a sensing signal acquisition unit (6), wherein the wine outlet temperature sensor (1) is installed at a port of a wine outlet pipe, the wine outlet concentration sensor (2) is installed on the inner wall of the wine outlet pipe, the measuring end of the online densimeter (3) penetrates through the wall of the wine outlet pipe and extends into the inner cavity of the wine outlet pipe, the wine outlet temperature sensor (1) and the wine outlet concentration sensor (2) are respectively connected with the central processing unit (7) through the sensing signal acquisition unit (6), and the online densimeter (3) is connected with the central processing unit (5) through the PID regulator (4); wherein the liquor outlet temperature sensor is used for collecting the liquor outlet temperature of the white liquor; the wine outlet concentration sensor is used for collecting the wine outlet concentration of the white wine, the online densimeter is used for collecting the wine outlet density of the white wine, and the PID regulator is used for collecting data information sent by the online densimeter and feeding back the data information.
2. The device for monitoring the alcoholic strength of the white spirit according to claim 1, characterized in that: the device is characterized by further comprising a storage unit (8), a calculation unit (9) and a transmission unit (10), wherein the storage unit (8) and the calculation unit (9) are respectively connected with the central processing unit (7), and the central processing unit (7) is connected with the background monitoring terminal (11) through the transmission unit (10).
3. The device for monitoring the alcoholic strength of the white spirit according to claim 2, characterized in that: the calculating unit is used for calculating the alcohol content of the white spirit, wherein the calculating unit has the following calculation formula:
in the formula:
rho-density of alcoholic solution at temperature t deg.C, kg/m3，
p-mass concentration or mass fraction,
t-temperature, range-20 deg.C-40 deg.C,
A. b, C-coefficients;
formula of mass concentration to volume concentration:
in the formula:
the volume concentration of the white spirit at the temperature of q-20 ℃, namely the alcohol content;
p-mass concentration;
ρ20-alcoholic solution density at 20 ℃ at p;
ρ20(100%) -pure wine precision at 20 ℃.
4. The device for monitoring the alcoholic strength of the white spirit according to claim 1, characterized in that: sense signal acquisition unit (6) include operational amplifier A (1B) and operational amplifier B (2B), the sense signal acquisition end is connected through resistance A (1a) to operational amplifier A (1B) positive input end, resistance B (2a) ground connection is passed through to operational amplifier A (1B) negative pole input end, output is connected through resistance C (3a) to operational amplifier A (1B) control end, connecting resistance D (4a) between operational amplifier A (1B) output and the positive input end of operational amplifier B (2B), operational amplifier B (2B) negative pole input end passes through resistance E (5a) ground connection, signal output part is connected through resistance F (6a) to operational amplifier B (2B) output.
5. The device for monitoring the alcoholic strength of the white spirit according to claim 2, characterized in that: the transmission unit comprises an isolation RS485 communication module and an isolation RS232 communication module; the isolation RS485 communication module adopts an SN65176 chip, and the RS232 communication module adopts an MAX232A chip.
6. The device for monitoring the alcoholic strength of the white spirit according to claim 1, characterized in that: the central processing unit adopts an STM32F103C8T6 microprocessor.
7. The monitoring method for realizing the device for monitoring the alcoholic strength of the white spirit, which is disclosed by the claim 1, is characterized by comprising the following steps of: the monitoring method comprises the following steps:
A. firstly, respectively collecting the liquor outlet temperature, the liquor outlet concentration and the liquor outlet density of white liquor by a liquor outlet temperature sensor, a liquor outlet concentration sensor and an online densimeter;
B. the collected sensing signals are amplified and then transmitted to a central processing unit, and the central processing unit transmits the amplified sensing signals to a storage unit for storage;
C. meanwhile, the central processing unit converts the received analog signals into digital signals and transmits the digital signals to the calculating unit for calculation to obtain the real-time alcohol content of the white spirit;
D. the real-time alcohol degree is transmitted to the background monitoring terminal through the transmission unit, so that technicians can conveniently monitor the alcohol degree in real time.
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| CN202010781048.6A CN111912945A (en) | 2020-08-05 | 2020-08-05 | White spirit alcohol degree monitoring device and monitoring method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112746004A (en) * | 2021-02-03 | 2021-05-04 | 河北工业大学 | Alcohol content online detection segmented liquor picking equipment based on density |
| CN112765900A (en) * | 2021-02-03 | 2021-05-07 | 河北工业大学 | Alcohol content online detection method and system for segmented liquor picking |
| CN113484189A (en) * | 2021-07-02 | 2021-10-08 | 中国电信股份有限公司 | Online alcoholic strength acquisition system and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112746004A (en) * | 2021-02-03 | 2021-05-04 | 河北工业大学 | Alcohol content online detection segmented liquor picking equipment based on density |
| CN112765900A (en) * | 2021-02-03 | 2021-05-07 | 河北工业大学 | Alcohol content online detection method and system for segmented liquor picking |
| CN113484189A (en) * | 2021-07-02 | 2021-10-08 | 中国电信股份有限公司 | Online alcoholic strength acquisition system and method |
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Application publication date: 20201110 |