CN112162539A - Cold chain storage environment monitoring system - Google Patents
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 186
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 390
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 195
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 195
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 189
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 189
- 239000001301 oxygen Substances 0.000 claims abstract description 189
- 238000012545 processing Methods 0.000 claims abstract description 55
- 238000007405 data analysis Methods 0.000 claims abstract description 48
- 238000000034 method Methods 0.000 claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
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- 230000007613 environmental effect Effects 0.000 claims abstract description 8
- 238000004458 analytical method Methods 0.000 claims description 122
- 238000012216 screening Methods 0.000 claims description 81
- 239000007789 gas Substances 0.000 claims description 60
- 238000012937 correction Methods 0.000 claims description 18
- 230000006641 stabilisation Effects 0.000 claims description 12
- 238000011105 stabilization Methods 0.000 claims description 12
- 230000033228 biological regulation Effects 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract description 5
- 239000000047 product Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 239000003814 drug Substances 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/4183—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by data acquisition, e.g. workpiece identification
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- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/41845—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by system universality, reconfigurability, modularity
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- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D27/00—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract
The invention discloses a cold chain storage environment monitoring system, which utilizes a data acquisition module to acquire data information of a cold chain storage environment, utilizes a data processing module to process the data information, utilizes a data analysis module to analyze the data processing information, and utilizes a monitoring module to receive the data analysis information sent by the data analysis module and monitor the condition of the cold chain storage environment; receiving a temperature monitoring set signal, a humidity monitoring set signal, an oxygen monitoring set signal and a carbon dioxide monitoring set signal by using a regulating module, and regulating the temperature and humidity, the oxygen concentration and the carbon dioxide concentration in the cold-chain storage environment; the temperature and humidity, the oxygen concentration and the carbon dioxide concentration in the cold chain storage environment are displayed by using a display module; transmitting data among the modules by using a transmission module; the invention can overcome the defects that the environmental condition in cold chain storage cannot be monitored and displayed in real time and the monitoring accuracy is not good.
Description
Technical Field
The invention relates to the technical field of cold chain storage, in particular to a cold chain storage environment monitoring system.
Background
The cold chain is a special supply chain system which is used for reducing loss, preventing pollution and deterioration and ensuring the food safety, biological safety and medicine safety of products after some food raw materials, processed foods or semi-finished products, special biological products and medicines are purchased, processed and inactivated and all links of the cold chain are always in the special low-temperature environment required by the products in the processes of processing, storing, transporting, distributing, retailing and using the products; cold chain storage is equipment used to store frozen items.
The existing cold chain storage environment monitoring has certain defects, the environment condition in cold chain storage cannot be monitored and displayed in real time, and the monitoring accuracy is poor.
Disclosure of Invention
The invention aims to provide a cold chain storage environment monitoring system, which aims to solve the technical problems that:
how to solve can not carry out real-time supervision and demonstration to the environmental condition in the cold chain storage to and the not good defect of accuracy of control.
The purpose of the invention can be realized by the following technical scheme: a cold chain storage environment monitoring system comprises a data acquisition module, a data processing module, a data analysis module, a transmission module, a monitoring module, an adjusting module and a display module;
the data acquisition module is used for acquiring data information of the cold-chain storage environment, the data information comprises temperature and humidity set information and gas set information of the cold-chain storage environment, the temperature and humidity set information comprises environment temperature information, object surface temperature information, environment humidity information and object surface humidity information, the gas set information comprises oxygen information and carbon dioxide information, the data information is transmitted to the data processing module, and the data processing module is used for processing the data information to obtain data processing information and transmitting the data processing information to the data analysis module;
the data analysis module is used for analyzing the data processing information to obtain data analysis information and transmitting the data analysis information to the monitoring module; the method comprises the following specific steps:
s1: acquiring data processing information, and analyzing temperature and humidity set screening information in the data processing information to obtain temperature and humidity set analysis information; the method comprises the following steps:
SS 11: acquiring storage inner wall temperature stability data and object ambient temperature stability data in the environmental temperature screening information, object surface temperature stability data in the object surface temperature screening information, storage inner wall humidity stability data and object ambient humidity stability data in the environmental humidity screening information and object surface humidity stability data in the object surface humidity screening information;
SS 12: setting object ambient temperature stabilization data to ZWi, i ═ 1,2,3.. n; setting object surface temperature stabilization data to be BWi, i-1, 2,3.. n; setting the object ambient humidity stability data as ZSi, i ═ 1,2,3.. n; setting the surface humidity stability data of the object as BSi, wherein i is 1,2,3.. n;
SS 13: acquiring a temperature balance value by using a temperature balance calculation formula, analyzing the temperature balance value to obtain temperature balance analysis data, and adjusting the temperature stability data of the inner wall of the warehouse by using the temperature balance analysis data;
SS 14: acquiring a humidity balance value by using a humidity balance calculation formula, analyzing the humidity balance value to obtain humidity balance analysis data, and adjusting the humidity stability data of the inner wall of the warehouse by using the humidity balance analysis data;
SS 15: combining the temperature balance analysis data and the humidity balance analysis data to obtain temperature and humidity set analysis information;
s2: analyzing the gas set screening information in the data processing information to obtain gas set analysis information; the method comprises the following steps:
SS 21: acquiring oxygen concentration stability data and carbon dioxide concentration stability data in the gas set screening information;
SS 22: setting the oxygen concentration stabilization data to YWi, i ═ 1,2,3.. n; setting the carbon dioxide concentration stabilization data to EWi, i ═ 1,2,3.. n;
SS 23: acquiring an oxygen balance value by using an oxygen balance calculation formula, analyzing the oxygen balance value to obtain oxygen balance analysis data, and adjusting oxygen concentration stability data by using the oxygen balance analysis data;
SS 24: acquiring a carbon dioxide balance value by using a carbon dioxide balance calculation formula, analyzing the carbon dioxide balance value to obtain carbon dioxide balance analysis data, and adjusting carbon dioxide concentration stability data by using the carbon dioxide balance analysis data;
SS 25: combining the oxygen balance analysis data and the carbon dioxide balance analysis data to obtain gas set analysis information;
s3: and combining the temperature and humidity set analysis information and the gas set analysis information to obtain data analysis information.
As a further improvement of the invention: the data processing module is used for processing the data information to obtain the data processing information, and the specific operation steps comprise:
b21: acquiring data information, and screening temperature and humidity set information in the data information to obtain temperature and humidity set screening information, wherein the temperature and humidity set screening information comprises environment temperature screening information, object surface temperature screening information, environment humidity screening information and object surface humidity screening information;
the environment temperature screening information comprises storage inner wall temperature stability data and object ambient temperature stability data; the object surface temperature screening information comprises object surface temperature stability data; the environment humidity screening information comprises storage inner wall humidity stability data and object surrounding humidity stability data; the object surface humidity screening information comprises object surface humidity stability data;
b22: screening gas set information in the data information to obtain gas set screening information, wherein the gas set screening information comprises oxygen screening information and carbon dioxide screening information;
wherein the oxygen screening information comprises oxygen concentration stability data; the carbon dioxide screening information comprises carbon dioxide concentration stability data;
b23: and combining the temperature and humidity set screening information and the gas set screening information to obtain data processing information.
As a further improvement of the invention: utilize the temperature balance calculation formula to acquire the temperature balance value, carry out the analysis to the temperature balance value, obtain temperature balance analysis data, include:
the temperature equilibrium calculation formula is:
wherein Q isWPiExpressed as the temperature equilibrium value, alpha1Expressed as a preset object ambient temperature correction factor, alpha2Expressed as a preset object surface temperature correction factor, alpha1＞α2And alpha is1+α21, ZW0 represents a preset standard temperature around the object, and BW0 represents a preset standard temperature on the surface of the object;
comparing the temperature balance value with a preset temperature threshold value, and if the temperature balance value is smaller than the temperature threshold value, generating first temperature judgment data; if the temperature balance value is equal to the temperature threshold value, generating second temperature judgment data; if the temperature balance value is larger than the temperature threshold value, third temperature judgment data is generated;
the first temperature judgment data indicate that the surface temperature of the object and the ambient temperature of the object are too low, and the temperature in the cold chain storage needs to be increased; the second temperature judgment data shows that the surface temperature of the object and the ambient temperature of the object are proper, and the temperature in cold chain storage does not need to be adjusted; the third temperature judgment data represents that the surface temperature of the object and the ambient temperature of the object are too high, and the temperature in the cold chain storage needs to be reduced;
and combining the first temperature judgment data, the second temperature judgment data and the third temperature judgment data to obtain temperature balance analysis data.
As a further improvement of the invention: utilize the humidity balance formula to acquire the humidity balance value, carry out the analysis to the humidity balance value, obtain humidity balance analysis data, include:
the humidity balance calculation formula is as follows:
wherein Q isSPiExpressed as the equilibrium value of humidity, beta1Expressed as a preset object ambient humidity correction factor, beta2Expressed as a preset object surface humidity correction factor, beta1＞β2And beta is1+β21, ZS0 represents the preset standard humidity around the object, and BS0 represents the preset standard humidity on the surface of the object;
comparing the humidity balance value with a preset humidity threshold value, and if the humidity balance value is smaller than the humidity threshold value, generating first humidity judgment data; if the humidity balance value is equal to the humidity threshold value, second humidity judgment data is generated; if the humidity balance value is larger than the humidity threshold value, third humidity judgment data is generated;
the first humidity judgment data indicate that the surface humidity and the surrounding humidity of the object are too low, and the humidity in the cold chain storage needs to be increased; the second humidity judgment data shows that the surface humidity of the object and the ambient humidity of the object are proper, and the humidity in the cold chain storage does not need to be adjusted; the third humidity judgment data represents that the surface humidity and the ambient humidity of the object are too high, and the humidity in the cold chain storage needs to be reduced;
and combining the first humidity judgment data, the second humidity judgment data and the third humidity judgment data to obtain humidity balance analysis data.
As a further improvement of the invention: utilize the oxygen balance calculation formula to acquire the oxygen balance value, carry out the analysis to the oxygen balance value, obtain oxygen balance analysis data, include:
the oxygen balance calculation formula is as follows:
wherein Q isYPiExpressed as an oxygen balance value, expressed as a preset oxygen concentration correction factor, and YW0 expressed as a preset oxygen standard concentration;
comparing the oxygen balance value with a preset oxygen threshold range, and if the oxygen balance value is smaller than the oxygen threshold range, generating first oxygen judgment data; if the oxygen balance value belongs to the range of the oxygen threshold value, second oxygen judgment data is generated; if the oxygen balance value is larger than the oxygen threshold range, generating third oxygen judgment data;
wherein the first oxygen judgment data indicates that the oxygen concentration is too low and needs to be increased in the cold-chain storage; the second oxygen judgment data shows that the oxygen concentration is proper, and the oxygen concentration in the cold chain storage does not need to be adjusted; the third oxygen judgment data shows that the oxygen concentration is too high and needs to be reduced in the cold-chain storage;
and combining the first oxygen judgment data, the second oxygen judgment data and the third oxygen judgment data to obtain oxygen balance analysis data.
As a further improvement of the invention: utilize carbon dioxide balance calculation formula to acquire carbon dioxide equilibrium value, carry out the analysis to carbon dioxide equilibrium value, obtain carbon dioxide equilibrium analysis data, include:
the carbon dioxide equilibrium calculation formula is:
wherein Q isEPiExpressed as a carbon dioxide equilibrium value, eta is expressed as a preset carbon dioxide concentration correction factor, and EW0 is expressed as a preset carbon dioxide standard concentration;
comparing the carbon dioxide balance value with a preset carbon dioxide threshold range, and if the carbon dioxide balance value is smaller than the carbon dioxide threshold range, generating first carbon dioxide judgment data; if the carbon dioxide balance value belongs to the carbon dioxide threshold range, generating second carbon dioxide judgment data; if the carbon dioxide balance value is larger than the carbon dioxide threshold range, generating third carbon dioxide judgment data;
the first carbon dioxide judgment data indicate that the concentration of carbon dioxide is too low, and the concentration of carbon dioxide in the cold-chain storage needs to be increased; the second carbon dioxide judgment data shows that the concentration of carbon dioxide is proper, and the concentration of carbon dioxide in the cold chain storage does not need to be adjusted; the third carbon dioxide judgment data shows that the concentration of carbon dioxide is too high, and the concentration of carbon dioxide in the cold chain storage needs to be reduced;
and combining the first carbon dioxide judgment data, the second carbon dioxide judgment data and the third carbon dioxide judgment data to obtain carbon dioxide balance analysis data.
As a further improvement of the invention: the monitoring module is used for receiving data analysis information sent by the data analysis module and monitoring the condition of the cold chain storage environment, and the specific working steps comprise:
s71: acquiring data analysis information, and monitoring temperature and humidity set analysis information in the data analysis information;
s72: if the temperature and humidity set analysis information contains first temperature judgment data, generating a first temperature monitoring signal; if the temperature and humidity set analysis information contains second temperature judgment data, generating a second temperature monitoring signal; if the temperature and humidity set analysis information contains third temperature judgment data, generating a third temperature monitoring signal;
s73: if the temperature and humidity set analysis information contains first humidity judgment data, generating a first humidity monitoring signal; if the temperature and humidity set analysis information contains second humidity judgment data, generating a second humidity monitoring signal; if the temperature and humidity set analysis information contains third humidity judgment data, generating a third humidity monitoring signal;
s74: monitoring gas set analysis information in the data analysis information;
s75: if the gas set analysis information contains first oxygen judgment data, generating a first oxygen monitoring signal; if the gas set analysis information contains second oxygen judgment data, generating a second oxygen monitoring signal; if the gas set analysis information contains third oxygen judgment data, generating a third oxygen monitoring signal;
s76: if the gas set analysis information contains first carbon dioxide judgment data, generating a first carbon dioxide monitoring signal; if the gas set analysis information contains second carbon dioxide judgment data, generating a second carbon dioxide monitoring signal; if the gas set analysis information contains third carbon dioxide judgment data, generating a third carbon dioxide monitoring signal;
s77: combining the first temperature monitoring signal, the second temperature monitoring signal and the third temperature monitoring signal to obtain a temperature monitoring set signal; combining the first humidity monitoring signal, the second humidity monitoring signal and the third humidity monitoring signal to obtain a humidity monitoring set signal;
s78: combining the first oxygen monitoring signal, the second oxygen monitoring signal and the third oxygen monitoring signal to obtain an oxygen monitoring aggregate signal; combining the first carbon dioxide monitoring signal, the second carbon dioxide monitoring signal and the third carbon dioxide monitoring signal to obtain a carbon dioxide monitoring set signal;
s79: and respectively sending the temperature monitoring set signal, the humidity monitoring set signal, the oxygen monitoring set signal and the carbon dioxide monitoring set signal to a regulating module and a display module for regulation and prompt.
As a further improvement of the invention: the adjusting module is used for receiving the temperature monitoring set signal, the humidity monitoring set signal, the oxygen monitoring set signal and the carbon dioxide monitoring set signal and adjusting the temperature and humidity, the oxygen concentration and the carbon dioxide concentration in the cold chain storage environment;
the display module is used for receiving the temperature monitoring set signal, the humidity monitoring set signal, the oxygen monitoring set signal and the carbon dioxide monitoring set signal and displaying the temperature and humidity, the oxygen concentration and the carbon dioxide concentration in the cold chain storage environment;
the transmission module is used for transmitting data among the modules.
The invention has the beneficial effects of various aspects:
the method comprises the steps that data information of a cold chain storage environment is collected through a data collection module, the data information comprises temperature and humidity set information and gas set information of the cold chain storage environment, the temperature and humidity set information comprises environment temperature information, object surface temperature information, environment humidity information and object surface humidity information, the gas set information comprises oxygen information and carbon dioxide information, and the data information is transmitted to a data processing module; the monitoring effect on the environment in cold chain storage can be effectively improved by comprehensively analyzing the environment temperature information, the object surface temperature information, the environment humidity information, the object surface humidity information, the oxygen information and the carbon dioxide information;
processing the data information by using a data processing module to obtain data processing information, and transmitting the data processing information to a data analysis module;
analyzing the data processing information by using a data analysis module to obtain data analysis information, and transmitting the data analysis information to a monitoring module;
receiving data analysis information sent by the data analysis module by using a monitoring module and monitoring the condition of the cold-chain storage environment;
receiving a temperature monitoring set signal, a humidity monitoring set signal, an oxygen monitoring set signal and a carbon dioxide monitoring set signal by using a regulating module, and regulating the temperature and humidity, the oxygen concentration and the carbon dioxide concentration in the cold-chain storage environment;
receiving the temperature monitoring set signal, the humidity monitoring set signal, the oxygen monitoring set signal and the carbon dioxide monitoring set signal by using a display module, and displaying the temperature and humidity, the oxygen concentration and the carbon dioxide concentration in the cold chain storage environment;
transmitting data among the modules by using a transmission module;
through the matching use of all the modules, the defects that the environment condition in cold chain storage cannot be monitored and displayed in real time and the monitoring accuracy is poor can be overcome; the temperature in the cold chain storage is adjusted in time by analyzing the temperature of the inner wall of the cold chain storage and the temperature of the surface of the article, so that the frozen article is in the optimal temperature environment; the humidity in the cold chain storage is adjusted in time by analyzing the humidity of the inner wall of the cold chain storage and the temperature of the surface of the wet product, so that the frozen product is in the optimal humidity environment; analyzing and adjusting the oxygen concentration and the carbon dioxide concentration in the cold chain storage to enable the frozen articles to be in the optimal gas environment; through comprehensive analysis from multiple aspects of humiture, oxygen concentration and carbon dioxide concentration, the effect of control can effectively be improved.
Drawings
The invention will be further described with reference to the accompanying drawings.
Fig. 1 is a system block diagram of a cold-chain storage environment monitoring system according to 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.
Referring to fig. 1, the present invention is a cold chain storage environment monitoring system, which includes a data acquisition module, a data processing module, a data analysis module, a transmission module, a monitoring module, an adjustment module, and a display module;
the data acquisition module is used for acquiring data information of the cold-chain storage environment, the data information comprises temperature and humidity set information and gas set information of the cold-chain storage environment, the temperature and humidity set information comprises environment temperature information, object surface temperature information, environment humidity information and object surface humidity information, the gas set information comprises oxygen information and carbon dioxide information, the data information is transmitted to the data processing module, and the data processing module is used for processing the data information to obtain data processing information and transmitting the data processing information to the data analysis module; the specific operation steps comprise:
acquiring data information, and screening temperature and humidity set information in the data information to obtain temperature and humidity set screening information, wherein the temperature and humidity set screening information comprises environment temperature screening information, object surface temperature screening information, environment humidity screening information and object surface humidity screening information;
the environment temperature screening information comprises storage inner wall temperature stability data and object ambient temperature stability data; the object surface temperature screening information comprises object surface temperature stability data; the environment humidity screening information comprises storage inner wall humidity stability data and object surrounding humidity stability data; the object surface humidity screening information comprises object surface humidity stability data;
screening gas set information in the data information to obtain gas set screening information, wherein the gas set screening information comprises oxygen screening information and carbon dioxide screening information;
wherein the oxygen screening information comprises oxygen concentration stability data; the carbon dioxide screening information comprises carbon dioxide concentration stability data;
combining the temperature and humidity set screening information and the gas set screening information to obtain data processing information;
the data analysis module is used for analyzing the data processing information to obtain data analysis information and transmitting the data analysis information to the monitoring module; the method comprises the following specific steps:
acquiring data processing information, and analyzing temperature and humidity set screening information in the data processing information to obtain temperature and humidity set analysis information; the method comprises the following steps:
acquiring storage inner wall temperature stability data and object ambient temperature stability data in the environmental temperature screening information, object surface temperature stability data in the object surface temperature screening information, storage inner wall humidity stability data and object ambient humidity stability data in the environmental humidity screening information and object surface humidity stability data in the object surface humidity screening information;
setting object ambient temperature stabilization data to ZWi, i ═ 1,2,3.. n; setting object surface temperature stabilization data to be BWi, i-1, 2,3.. n; setting the object ambient humidity stability data as ZSi, i ═ 1,2,3.. n; setting the surface humidity stability data of the object as BSi, wherein i is 1,2,3.. n;
acquiring a temperature balance value by using a temperature balance calculation formula, analyzing the temperature balance value to obtain temperature balance analysis data, and adjusting the temperature stability data of the inner wall of the warehouse by using the temperature balance analysis data; the method comprises the following steps:
the temperature equilibrium calculation formula is:
wherein Q isWPiExpressed as the temperature equilibrium value, alpha1Expressed as a preset object ambient temperature correction factor, alpha2Expressed as a preset object surface temperature correction factor, alpha1＞α2And alpha is1+α21, ZW0 represents a preset standard temperature around the object, and BW0 represents a preset standard temperature on the surface of the object;
comparing the temperature balance value with a preset temperature threshold value, and if the temperature balance value is smaller than the temperature threshold value, generating first temperature judgment data; if the temperature balance value is equal to the temperature threshold value, generating second temperature judgment data; if the temperature balance value is larger than the temperature threshold value, third temperature judgment data is generated;
the first temperature judgment data indicate that the surface temperature of the object and the ambient temperature of the object are too low, and the temperature in the cold chain storage needs to be increased; the second temperature judgment data shows that the surface temperature of the object and the ambient temperature of the object are proper, and the temperature in cold chain storage does not need to be adjusted; the third temperature judgment data represents that the surface temperature of the object and the ambient temperature of the object are too high, and the temperature in the cold chain storage needs to be reduced;
combining the first temperature judgment data, the second temperature judgment data and the third temperature judgment data to obtain temperature balance analysis data;
acquiring a humidity balance value by using a humidity balance calculation formula, analyzing the humidity balance value to obtain humidity balance analysis data, and adjusting the humidity stability data of the inner wall of the warehouse by using the humidity balance analysis data; the method comprises the following steps:
the humidity balance calculation formula is as follows:
wherein Q isSPiExpressed as the equilibrium value of humidity, beta1Expressed as a preset object ambient humidity correction factor, beta2Expressed as a preset object surface humidity correction factor, beta1＞β2And beta is1+β21, ZS0 represents the preset standard humidity around the object, and BS0 represents the preset standard humidity on the surface of the object;
comparing the humidity balance value with a preset humidity threshold value, and if the humidity balance value is smaller than the humidity threshold value, generating first humidity judgment data; if the humidity balance value is equal to the humidity threshold value, second humidity judgment data is generated; if the humidity balance value is larger than the humidity threshold value, third humidity judgment data is generated;
the first humidity judgment data indicate that the surface humidity and the surrounding humidity of the object are too low, and the humidity in the cold chain storage needs to be increased; the second humidity judgment data shows that the surface humidity of the object and the ambient humidity of the object are proper, and the humidity in the cold chain storage does not need to be adjusted; the third humidity judgment data represents that the surface humidity and the ambient humidity of the object are too high, and the humidity in the cold chain storage needs to be reduced;
combining the first humidity judgment data, the second humidity judgment data and the third humidity judgment data to obtain humidity balance analysis data;
combining the temperature balance analysis data and the humidity balance analysis data to obtain temperature and humidity set analysis information;
analyzing the gas set screening information in the data processing information to obtain gas set analysis information; the method comprises the following steps:
acquiring oxygen concentration stability data and carbon dioxide concentration stability data in the gas set screening information;
setting the oxygen concentration stabilization data to YWi, i ═ 1,2,3.. n; setting the carbon dioxide concentration stabilization data to EWi, i ═ 1,2,3.. n;
acquiring an oxygen balance value by using an oxygen balance calculation formula, analyzing the oxygen balance value to obtain oxygen balance analysis data, and adjusting oxygen concentration stability data by using the oxygen balance analysis data; the method comprises the following steps:
the oxygen balance calculation formula is as follows:
wherein Q isYPiExpressed as an oxygen balance value, expressed as a preset oxygen concentration correction factor, and YW0 expressed as a preset oxygen standard concentration;
comparing the oxygen balance value with a preset oxygen threshold range, and if the oxygen balance value is smaller than the oxygen threshold range, generating first oxygen judgment data; if the oxygen balance value belongs to the range of the oxygen threshold value, second oxygen judgment data is generated; if the oxygen balance value is larger than the oxygen threshold range, generating third oxygen judgment data;
wherein the first oxygen judgment data indicates that the oxygen concentration is too low and needs to be increased in the cold-chain storage; the second oxygen judgment data shows that the oxygen concentration is proper, and the oxygen concentration in the cold chain storage does not need to be adjusted; the third oxygen judgment data shows that the oxygen concentration is too high and needs to be reduced in the cold-chain storage;
combining the first oxygen judgment data, the second oxygen judgment data and the third oxygen judgment data to obtain oxygen balance analysis data;
acquiring a carbon dioxide balance value by using a carbon dioxide balance calculation formula, analyzing the carbon dioxide balance value to obtain carbon dioxide balance analysis data, and adjusting carbon dioxide concentration stability data by using the carbon dioxide balance analysis data; the method comprises the following steps:
the carbon dioxide equilibrium calculation formula is:
wherein Q isEPiExpressed as a carbon dioxide equilibrium value, eta is expressed as a preset carbon dioxide concentration correction factor, and EW0 is expressed as a preset carbon dioxide standard concentration;
comparing the carbon dioxide balance value with a preset carbon dioxide threshold range, and if the carbon dioxide balance value is smaller than the carbon dioxide threshold range, generating first carbon dioxide judgment data; if the carbon dioxide balance value belongs to the carbon dioxide threshold range, generating second carbon dioxide judgment data; if the carbon dioxide balance value is larger than the carbon dioxide threshold range, generating third carbon dioxide judgment data;
the first carbon dioxide judgment data indicate that the concentration of carbon dioxide is too low, and the concentration of carbon dioxide in the cold-chain storage needs to be increased; the second carbon dioxide judgment data shows that the concentration of carbon dioxide is proper, and the concentration of carbon dioxide in the cold chain storage does not need to be adjusted; the third carbon dioxide judgment data shows that the concentration of carbon dioxide is too high, and the concentration of carbon dioxide in the cold chain storage needs to be reduced;
combining the first carbon dioxide judgment data, the second carbon dioxide judgment data and the third carbon dioxide judgment data to obtain carbon dioxide balance analysis data;
combining the oxygen balance analysis data and the carbon dioxide balance analysis data to obtain gas set analysis information;
combining the temperature and humidity set analysis information and the gas set analysis information to obtain data analysis information;
the monitoring module is used for receiving data analysis information sent by the data analysis module and monitoring the condition of the cold chain storage environment, and the specific working steps comprise:
acquiring data analysis information, and monitoring temperature and humidity set analysis information in the data analysis information;
if the temperature and humidity set analysis information contains first temperature judgment data, generating a first temperature monitoring signal; if the temperature and humidity set analysis information contains second temperature judgment data, generating a second temperature monitoring signal; if the temperature and humidity set analysis information contains third temperature judgment data, generating a third temperature monitoring signal;
if the temperature and humidity set analysis information contains first humidity judgment data, generating a first humidity monitoring signal; if the temperature and humidity set analysis information contains second humidity judgment data, generating a second humidity monitoring signal; if the temperature and humidity set analysis information contains third humidity judgment data, generating a third humidity monitoring signal;
monitoring gas set analysis information in the data analysis information;
if the gas set analysis information contains first oxygen judgment data, generating a first oxygen monitoring signal; if the gas set analysis information contains second oxygen judgment data, generating a second oxygen monitoring signal; if the gas set analysis information contains third oxygen judgment data, generating a third oxygen monitoring signal;
if the gas set analysis information contains first carbon dioxide judgment data, generating a first carbon dioxide monitoring signal; if the gas set analysis information contains second carbon dioxide judgment data, generating a second carbon dioxide monitoring signal; if the gas set analysis information contains third carbon dioxide judgment data, generating a third carbon dioxide monitoring signal;
combining the first temperature monitoring signal, the second temperature monitoring signal and the third temperature monitoring signal to obtain a temperature monitoring set signal; combining the first humidity monitoring signal, the second humidity monitoring signal and the third humidity monitoring signal to obtain a humidity monitoring set signal;
combining the first oxygen monitoring signal, the second oxygen monitoring signal and the third oxygen monitoring signal to obtain an oxygen monitoring aggregate signal; combining the first carbon dioxide monitoring signal, the second carbon dioxide monitoring signal and the third carbon dioxide monitoring signal to obtain a carbon dioxide monitoring set signal;
and respectively sending the temperature monitoring set signal, the humidity monitoring set signal, the oxygen monitoring set signal and the carbon dioxide monitoring set signal to a regulating module and a display module for regulation and prompt.
The adjusting module is used for receiving the temperature monitoring set signal, the humidity monitoring set signal, the oxygen monitoring set signal and the carbon dioxide monitoring set signal and adjusting the temperature and humidity, the oxygen concentration and the carbon dioxide concentration in the cold chain storage environment;
the display module is used for receiving the temperature monitoring set signal, the humidity monitoring set signal, the oxygen monitoring set signal and the carbon dioxide monitoring set signal and displaying the temperature and humidity, the oxygen concentration and the carbon dioxide concentration in the cold chain storage environment;
the transmission module is used for transmitting data among the modules.
When the cold chain storage environment data processing system works, the data acquisition module is used for acquiring data information of the cold chain storage environment, the data information comprises temperature and humidity set information and gas set information of the cold chain storage environment, the temperature and humidity set information comprises environment temperature information, object surface temperature information, environment humidity information and object surface humidity information, the gas set information comprises oxygen information and carbon dioxide information, and the data information is transmitted to the data processing module; the monitoring effect on the environment in cold chain storage can be effectively improved by comprehensively analyzing the environment temperature information, the object surface temperature information, the environment humidity information, the object surface humidity information, the oxygen information and the carbon dioxide information;
processing the data information by using a data processing module to obtain data processing information, and transmitting the data processing information to a data analysis module;
analyzing the data processing information by using a data analysis module to obtain data analysis information, and transmitting the data analysis information to a monitoring module;
receiving data analysis information sent by the data analysis module by using a monitoring module and monitoring the condition of the cold-chain storage environment;
receiving a temperature monitoring set signal, a humidity monitoring set signal, an oxygen monitoring set signal and a carbon dioxide monitoring set signal by using a regulating module, and regulating the temperature and humidity, the oxygen concentration and the carbon dioxide concentration in the cold-chain storage environment;
receiving the temperature monitoring set signal, the humidity monitoring set signal, the oxygen monitoring set signal and the carbon dioxide monitoring set signal by using a display module, and displaying the temperature and humidity, the oxygen concentration and the carbon dioxide concentration in the cold chain storage environment;
transmitting data among the modules by using a transmission module;
through the matching use of all the modules, the defects that the environment condition in cold chain storage cannot be monitored and displayed in real time and the monitoring accuracy is poor can be overcome; the temperature in the cold chain storage is adjusted in time by analyzing the temperature of the inner wall of the cold chain storage and the temperature of the surface of the article, so that the frozen article is in the optimal temperature environment; the humidity in the cold chain storage is adjusted in time by analyzing the humidity of the inner wall of the cold chain storage and the temperature of the surface of the wet product, so that the frozen product is in the optimal humidity environment; analyzing and adjusting the oxygen concentration and the carbon dioxide concentration in the cold chain storage to enable the frozen articles to be in the optimal gas environment; through comprehensive analysis from multiple aspects of humiture, oxygen concentration and carbon dioxide concentration, the effect of control can effectively be improved.
In the embodiments provided in the present invention, it should be understood that the disclosed apparatus, device and method can be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the modules is only one logical functional division, and other divisions may be realized in practice.
The modules described as separate parts may or may not be physically separate, and parts displayed as modules may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the method of the embodiment.
In addition, functional modules in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, or in a form of hardware plus a software functional module.
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 signs in the claims shall not be construed as limiting the claim concerned.
Furthermore, it is obvious that the word "comprising" does not exclude other elements or steps, and the singular does not exclude the plural. A plurality of units or means recited in the system claims may also be implemented by one unit or means in software or hardware. The terms second, etc. are used to denote names, but not any particular order.
Finally, it should be noted that the above examples are only intended to illustrate the technical process of the present invention and not to limit the same, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical process of the present invention without departing from the spirit and scope of the technical process of the present invention.
Claims (8)
1. A cold chain storage environment monitoring system is characterized by comprising a data acquisition module, a data processing module, a data analysis module, a transmission module, a monitoring module, an adjusting module and a display module;
the data acquisition module is used for acquiring data information of the cold-chain storage environment, the data information comprises temperature and humidity set information and gas set information of the cold-chain storage environment, the temperature and humidity set information comprises environment temperature information, object surface temperature information, environment humidity information and object surface humidity information, the gas set information comprises oxygen information and carbon dioxide information, the data information is transmitted to the data processing module, and the data processing module is used for processing the data information to obtain data processing information and transmitting the data processing information to the data analysis module;
the data analysis module is used for analyzing the data processing information to obtain data analysis information and transmitting the data analysis information to the monitoring module; the method comprises the following specific steps:
s1: acquiring data processing information, and analyzing temperature and humidity set screening information in the data processing information to obtain temperature and humidity set analysis information; the method comprises the following steps:
SS 11: acquiring storage inner wall temperature stability data and object ambient temperature stability data in the environmental temperature screening information, object surface temperature stability data in the object surface temperature screening information, storage inner wall humidity stability data and object ambient humidity stability data in the environmental humidity screening information and object surface humidity stability data in the object surface humidity screening information;
SS 12: setting object ambient temperature stabilization data to ZWi, i ═ 1,2,3.. n; setting object surface temperature stabilization data to be BWi, i-1, 2,3.. n; setting the object ambient humidity stability data as ZSi, i ═ 1,2,3.. n; setting the surface humidity stability data of the object as BSi, wherein i is 1,2,3.. n;
SS 13: acquiring a temperature balance value by using a temperature balance calculation formula, analyzing the temperature balance value to obtain temperature balance analysis data, and adjusting the temperature stability data of the inner wall of the warehouse by using the temperature balance analysis data;
SS 14: acquiring a humidity balance value by using a humidity balance calculation formula, analyzing the humidity balance value to obtain humidity balance analysis data, and adjusting the humidity stability data of the inner wall of the warehouse by using the humidity balance analysis data;
SS 15: combining the temperature balance analysis data and the humidity balance analysis data to obtain temperature and humidity set analysis information;
s2: analyzing the gas set screening information in the data processing information to obtain gas set analysis information; the method comprises the following steps:
SS 21: acquiring oxygen concentration stability data and carbon dioxide concentration stability data in the gas set screening information;
SS 22: setting the oxygen concentration stabilization data to YWi, i ═ 1,2,3.. n; setting the carbon dioxide concentration stabilization data to EWi, i ═ 1,2,3.. n;
SS 23: acquiring an oxygen balance value by using an oxygen balance calculation formula, analyzing the oxygen balance value to obtain oxygen balance analysis data, and adjusting oxygen concentration stability data by using the oxygen balance analysis data;
SS 24: acquiring a carbon dioxide balance value by using a carbon dioxide balance calculation formula, analyzing the carbon dioxide balance value to obtain carbon dioxide balance analysis data, and adjusting carbon dioxide concentration stability data by using the carbon dioxide balance analysis data;
SS 25: combining the oxygen balance analysis data and the carbon dioxide balance analysis data to obtain gas set analysis information;
s3: and combining the temperature and humidity set analysis information and the gas set analysis information to obtain data analysis information.
2. The system for monitoring the cold-chain storage environment according to claim 1, wherein the data processing module is configured to process data information to obtain data processing information, and the specific operation steps include:
b21: acquiring data information, and screening temperature and humidity set information in the data information to obtain temperature and humidity set screening information, wherein the temperature and humidity set screening information comprises environment temperature screening information, object surface temperature screening information, environment humidity screening information and object surface humidity screening information;
the environment temperature screening information comprises storage inner wall temperature stability data and object ambient temperature stability data; the object surface temperature screening information comprises object surface temperature stability data; the environment humidity screening information comprises storage inner wall humidity stability data and object surrounding humidity stability data; the object surface humidity screening information comprises object surface humidity stability data;
b22: screening gas set information in the data information to obtain gas set screening information, wherein the gas set screening information comprises oxygen screening information and carbon dioxide screening information;
wherein the oxygen screening information comprises oxygen concentration stability data; the carbon dioxide screening information comprises carbon dioxide concentration stability data;
b23: and combining the temperature and humidity set screening information and the gas set screening information to obtain data processing information.
3. The system according to claim 1, wherein the system for monitoring the cold-chain storage environment obtains a temperature balance value by using a temperature balance calculation formula, analyzes the temperature balance value to obtain temperature balance analysis data, and comprises:
the temperature equilibrium calculation formula is:
wherein Q isWPiExpressed as the temperature equilibrium value, alpha1Expressed as a preset object ambient temperature correction factor, alpha2Expressed as a preset object surface temperature correction factor, alpha1＞α2And alpha is1+α21, ZW0 represents a preset standard temperature around the object, and BW0 represents a preset standard temperature on the surface of the object;
comparing the temperature balance value with a preset temperature threshold value, and if the temperature balance value is smaller than the temperature threshold value, generating first temperature judgment data; if the temperature balance value is equal to the temperature threshold value, generating second temperature judgment data; if the temperature balance value is larger than the temperature threshold value, third temperature judgment data is generated;
the first temperature judgment data indicate that the surface temperature of the object and the ambient temperature of the object are too low, and the temperature in the cold chain storage needs to be increased; the second temperature judgment data shows that the surface temperature of the object and the ambient temperature of the object are proper, and the temperature in cold chain storage does not need to be adjusted; the third temperature judgment data represents that the surface temperature of the object and the ambient temperature of the object are too high, and the temperature in the cold chain storage needs to be reduced;
and combining the first temperature judgment data, the second temperature judgment data and the third temperature judgment data to obtain temperature balance analysis data.
4. The system according to claim 1, wherein the humidity balance value is obtained by a humidity balance calculation formula, and the humidity balance value is analyzed to obtain humidity balance analysis data, and the system comprises:
the humidity balance calculation formula is as follows:
wherein Q isSPiExpressed as the equilibrium value of humidity, beta1Expressed as a preset object ambient humidity correction factor, beta2Expressed as a preset object surface humidity correction factor, beta1＞β2And beta is1+β21, ZS0 represents the preset standard humidity around the object, and BS0 represents the preset standard humidity on the surface of the object;
comparing the humidity balance value with a preset humidity threshold value, and if the humidity balance value is smaller than the humidity threshold value, generating first humidity judgment data; if the humidity balance value is equal to the humidity threshold value, second humidity judgment data is generated; if the humidity balance value is larger than the humidity threshold value, third humidity judgment data is generated;
the first humidity judgment data indicate that the surface humidity and the surrounding humidity of the object are too low, and the humidity in the cold chain storage needs to be increased; the second humidity judgment data shows that the surface humidity of the object and the ambient humidity of the object are proper, and the humidity in the cold chain storage does not need to be adjusted; the third humidity judgment data represents that the surface humidity and the ambient humidity of the object are too high, and the humidity in the cold chain storage needs to be reduced;
and combining the first humidity judgment data, the second humidity judgment data and the third humidity judgment data to obtain humidity balance analysis data.
5. The system according to claim 1, wherein the system for monitoring the cold-chain storage environment obtains the oxygen balance value by using an oxygen balance calculation formula, analyzes the oxygen balance value to obtain the oxygen balance analysis data, and comprises:
the oxygen balance calculation formula is as follows:
wherein Q isYPiExpressed as an oxygen balance value, expressed as a preset oxygen concentration correction factor, and YW0 expressed as a preset oxygen standard concentration;
comparing the oxygen balance value with a preset oxygen threshold range, and if the oxygen balance value is smaller than the oxygen threshold range, generating first oxygen judgment data; if the oxygen balance value belongs to the range of the oxygen threshold value, second oxygen judgment data is generated; if the oxygen balance value is larger than the oxygen threshold range, generating third oxygen judgment data;
wherein the first oxygen judgment data indicates that the oxygen concentration is too low and needs to be increased in the cold-chain storage; the second oxygen judgment data shows that the oxygen concentration is proper, and the oxygen concentration in the cold chain storage does not need to be adjusted; the third oxygen judgment data shows that the oxygen concentration is too high and needs to be reduced in the cold-chain storage;
and combining the first oxygen judgment data, the second oxygen judgment data and the third oxygen judgment data to obtain oxygen balance analysis data.
6. The system for monitoring the cold-chain storage environment according to claim 1, wherein the carbon dioxide balance value is obtained by using a carbon dioxide balance calculation formula, and the carbon dioxide balance value is analyzed to obtain carbon dioxide balance analysis data, comprising:
the carbon dioxide equilibrium calculation formula is:
wherein Q isEPiExpressed as a carbon dioxide equilibrium value, eta is expressed as a preset carbon dioxide concentration correction factor, and EW0 is expressed as a preset carbon dioxide standard concentration;
comparing the carbon dioxide balance value with a preset carbon dioxide threshold range, and if the carbon dioxide balance value is smaller than the carbon dioxide threshold range, generating first carbon dioxide judgment data; if the carbon dioxide balance value belongs to the carbon dioxide threshold range, generating second carbon dioxide judgment data; if the carbon dioxide balance value is larger than the carbon dioxide threshold range, generating third carbon dioxide judgment data;
the first carbon dioxide judgment data indicate that the concentration of carbon dioxide is too low, and the concentration of carbon dioxide in the cold-chain storage needs to be increased; the second carbon dioxide judgment data shows that the concentration of carbon dioxide is proper, and the concentration of carbon dioxide in the cold chain storage does not need to be adjusted; the third carbon dioxide judgment data shows that the concentration of carbon dioxide is too high, and the concentration of carbon dioxide in the cold chain storage needs to be reduced;
and combining the first carbon dioxide judgment data, the second carbon dioxide judgment data and the third carbon dioxide judgment data to obtain carbon dioxide balance analysis data.
7. The system for monitoring the cold-chain storage environment according to claim 1, wherein the monitoring module is configured to receive data analysis information sent by the data analysis module and monitor a condition of the cold-chain storage environment, and the specific working steps include:
s71: acquiring data analysis information, and monitoring temperature and humidity set analysis information in the data analysis information;
s72: if the temperature and humidity set analysis information contains first temperature judgment data, generating a first temperature monitoring signal; if the temperature and humidity set analysis information contains second temperature judgment data, generating a second temperature monitoring signal; if the temperature and humidity set analysis information contains third temperature judgment data, generating a third temperature monitoring signal;
s73: if the temperature and humidity set analysis information contains first humidity judgment data, generating a first humidity monitoring signal; if the temperature and humidity set analysis information contains second humidity judgment data, generating a second humidity monitoring signal; if the temperature and humidity set analysis information contains third humidity judgment data, generating a third humidity monitoring signal;
s74: monitoring gas set analysis information in the data analysis information;
s75: if the gas set analysis information contains first oxygen judgment data, generating a first oxygen monitoring signal; if the gas set analysis information contains second oxygen judgment data, generating a second oxygen monitoring signal; if the gas set analysis information contains third oxygen judgment data, generating a third oxygen monitoring signal;
s76: if the gas set analysis information contains first carbon dioxide judgment data, generating a first carbon dioxide monitoring signal; if the gas set analysis information contains second carbon dioxide judgment data, generating a second carbon dioxide monitoring signal; if the gas set analysis information contains third carbon dioxide judgment data, generating a third carbon dioxide monitoring signal;
s77: combining the first temperature monitoring signal, the second temperature monitoring signal and the third temperature monitoring signal to obtain a temperature monitoring set signal; combining the first humidity monitoring signal, the second humidity monitoring signal and the third humidity monitoring signal to obtain a humidity monitoring set signal;
s78: combining the first oxygen monitoring signal, the second oxygen monitoring signal and the third oxygen monitoring signal to obtain an oxygen monitoring aggregate signal; combining the first carbon dioxide monitoring signal, the second carbon dioxide monitoring signal and the third carbon dioxide monitoring signal to obtain a carbon dioxide monitoring set signal;
s79: and respectively sending the temperature monitoring set signal, the humidity monitoring set signal, the oxygen monitoring set signal and the carbon dioxide monitoring set signal to a regulating module and a display module for regulation and prompt.
8. The system for monitoring the cold-chain storage environment according to claim 1, wherein the adjusting module is configured to receive a temperature monitoring set signal, a humidity monitoring set signal, an oxygen monitoring set signal, and a carbon dioxide monitoring set signal, and adjust the temperature and humidity, the oxygen concentration, and the carbon dioxide concentration in the cold-chain storage environment;
the display module is used for receiving the temperature monitoring set signal, the humidity monitoring set signal, the oxygen monitoring set signal and the carbon dioxide monitoring set signal and displaying the temperature and humidity, the oxygen concentration and the carbon dioxide concentration in the cold chain storage environment;
the transmission module is used for transmitting data among the modules.
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