CN117193082B

CN117193082B - Accurate feeding control system based on machine learning

Info

Publication number: CN117193082B
Application number: CN202311193628.3A
Authority: CN
Inventors: 薛素金; 刘宗宁; 杨培南; 林立群; 吴炳凯
Original assignee: Xiamen Nongxin Digital Technology Co ltd
Current assignee: Xiamen Nongxin Digital Technology Co ltd
Priority date: 2023-09-15
Filing date: 2023-09-15
Publication date: 2024-03-29
Anticipated expiration: 2043-09-15
Also published as: CN117193082A

Abstract

The invention relates to the field of poultry raising, in particular to a precise raising control system based on machine learning, which comprises a detection module, a temperature sensor group and a humidity sensor group, wherein the detection module is used for detecting a plurality of temperature values of feed in a trough at any moment and detecting a plurality of humidity values of the feed in the trough; the central control module obtains a temperature average value of the feed according to a plurality of temperature values and compares the temperature average value with a preset standard temperature, when the temperature average value is not equal to the preset standard temperature, a heating device or a cooling device under a circulating water pipe connected with the constant-temperature water tank at the bottom of the food tank is started, when the humidity average value is larger than the preset standard humidity according to a plurality of humidity values, and when the humidity average value is larger than the preset standard humidity, the opening and closing angles of an inlet and an outlet of the constant-temperature water tank connected with the circulating water pipe are adjusted according to the range where the difference value of the humidity average value and the preset standard humidity is located. The system can solve the problem of low efficiency in the temperature adjusting process.

Description

Accurate feeding control system based on machine learning

Technical Field

The invention relates to the field of poultry raising, in particular to a precise raising control system based on machine learning.

Background

Compared with a standardized large-scale farm, the large-scale farm for raising live pigs in China has a series of problems of low production efficiency, insufficient environmental protection measures, weak epidemic prevention and control and the like, is difficult to adapt to the production and development requirements of modern animal husbandry, and the standardized large-scale farm is the future development direction of the live pig farm in China. In recent years, with the strong support and promotion of the government in China, small and medium-scale farms are continuously reduced, and the cultivation scale occupation ratio is continuously reduced; the large-scale farms are continuously increased, the cultivation scale ratio is continuously increased, and the tendency of accelerating the transition is presented. By combining with the Internet technology, large-scale feed and breeding enterprises develop an intelligent solution for pig farm management, individual data input monitoring and real-time data dynamic tracking are carried out on the breeding conditions of the breeding farms through intelligent equipment and business personnel distributed in all over the country, so that scientific breeding technology service and information service can be provided timely, a personalized scheme is provided for the breeding enterprises, the breeding enterprises are helped to improve efficiency, and income is increased.

Patent document publication No. CN109144151a discloses a livestock farm house environment control system comprising: a PLC electric control cabinet; the electric heating control unit is connected with the PLC electric control cabinet and used for adjusting the temperature in the farm house; the fan unit and the small window opening and closing control unit are connected with the PLC electric control cabinet and used for adjusting ventilation in the farm house; the shutter control unit is connected with the PLC electric control cabinet and used for adjusting the shutter opening in the farm house; the temperature acquisition unit is connected with the PLC electric control cabinet and used for acquiring temperature information in the farm house; the natural gas concentration acquisition unit is connected with the PLC electric control cabinet and used for acquiring natural gas concentration information in the farm house; the carbon dioxide concentration acquisition unit is connected with the PLC electric control cabinet and used for acquiring carbon dioxide concentration information in the farm house; the air pressure acquisition unit is connected with the PLC electric control cabinet and used for acquiring air pressure information in the farm house; the first displacement sensor is connected with the PLC electric control cabinet and used for collecting shutter opening information in the farm house; the second displacement sensor is connected with the PLC electric control cabinet and used for acquiring small window opening information; and the humidity sensor is connected with the PLC electric control cabinet and used for collecting humidity information in the farm house.

In the temperature control process of the trough after the feed is poured into the trough in the prior art, the same temperature adjusting mode is adopted for different feeds, so that the efficiency of the temperature adjusting process is low.

Disclosure of Invention

Therefore, the invention provides a precise feeding control system based on machine learning, which can solve the problem of low efficiency in the temperature regulation process.

In order to achieve the above object, the present invention provides a machine learning-based precise feeding control system, which is characterized by comprising:

the detection module is used for detecting a plurality of temperature values of the feed in the trough at any moment through the temperature sensor group and detecting a plurality of humidity values of the feed in the trough at the moment through the humidity sensor group;

the central control module is connected with the detection module, is used for acquiring a temperature average value of the feed according to a plurality of temperature values and comparing the temperature average value with a preset standard temperature, starts a heating device or a cooling device arranged below a circulating water pipe connected with the constant-temperature water tank at the bottom of the feeding trough when the temperature average value is not equal to the preset standard temperature, acquires a humidity average value according to a plurality of humidity values and adjusts opening and closing angles of an inlet and an outlet of the constant-temperature water tank connected with the circulating water pipe according to a range where a difference value between the humidity average value and the preset standard humidity is positioned when the humidity average value is larger than the preset standard humidity, so that the temperature of the feed is adjusted to a target temperature;

The central control module comprises a heating unit and a cooling unit, and the heating unit is used for adjusting the temperature and the heating time of circulating water according to temperature data detected by an inlet temperature sensor arranged at the inlet of the constant-temperature water tank and an outlet temperature sensor arranged at the outlet of the constant-temperature water tank;

the cooling unit is used for adjusting the temperature and the cooling time of the circulating water according to the temperature data detected by the inlet temperature sensor arranged at the inlet of the constant-temperature water tank and the outlet temperature sensor arranged at the outlet of the constant-temperature water tank.

Further, the central control module detects a plurality of temperature values of the feed in the trough at any moment through the temperature sensor group, and detects a plurality of humidity values of the feed contained in the trough at the moment through the humidity sensor group, and the detecting comprises:

the temperature sensor group comprises five temperature sensors which are uniformly distributed on one side long side wall of the feeding trough at intervals of a first distance length and used for detecting the temperature of the feed in the feeding trough in real time to obtain a plurality of temperature values of the feed in the feeding trough at any moment;

the five humidity sensors are arranged on the same side long side wall of the trough, and the five humidity sensors and the five temperature sensors are adjacently arranged on the same side long side wall of the trough and used for detecting the humidity of feed in the trough in real time and obtaining a plurality of humidity values of the feed in the trough at the same moment.

Further, the central control module obtains a temperature average value of the feed according to a plurality of temperature values and compares the temperature average value with a preset standard temperature, and the central control module comprises:

five temperature values of the feed in the trough at 15 seconds after the feed is poured into the trough are obtained through the temperature sensor;

summing the five temperature values to obtain a temperature summation result, dividing the temperature summation result by five to obtain a temperature average value;

and comparing the temperature average value with the preset standard temperature to obtain a temperature comparison result, wherein the temperature comparison result is that the temperature average value is larger than the preset standard temperature, the temperature average value is smaller than the preset standard temperature and the temperature average value is equal to the preset standard temperature.

Further, the central control module comprises a detection unit, a calculation unit, a comparison unit and an adjustment unit, wherein,

the detection unit is used for acquiring five humidity values of the feed in the trough when 15 seconds after the feed is poured into the trough through the humidity sensor;

the computing unit is used for summing the five humidity values to obtain a humidity summation result, dividing the humidity summation result by five to obtain a humidity average value;

The comparison unit is used for calculating the absolute value of the difference between the humidity average value and the preset standard humidity, comparing the absolute value of the difference with a preset difference range, and obtaining the range of the absolute value of the difference;

the adjusting unit is used for adjusting the opening and closing angle of the inlet and the opening and closing angle of the outlet of the constant-temperature water tank from the initial angle to a first preset angle, a second preset angle or a third preset angle according to the range.

Further, the heating unit comprises a detection subunit, a calculation subunit and an opening subunit, wherein,

the detection subunit is used for taking the 3 rd second when circulating water starts to circulate as an initial moment, and detecting the temperature of the circulating water in real time through the inlet temperature sensor and the outlet temperature sensor to obtain an inlet temperature value and an outlet temperature value;

the calculating subunit sums the inlet temperature value and the outlet temperature value, divides the sum result by 2, and obtains a temperature average value as the heating initial temperature;

detecting an inlet temperature value and an outlet temperature value of the circulating water every 1 second after the initial moment, acquiring a plurality of inlet temperature values and a plurality of outlet temperature values, calculating a temperature average value of the circulating water at the same moment, and acquiring a plurality of real-time temperatures as real-time temperatures at the moment;

Calculating the difference values between a plurality of adjacent real-time temperature values, obtaining a plurality of real-time difference values, calculating the average value of the plurality of real-time difference values, carrying out difference between a preset first temperature and the heating initial temperature to obtain a difference value result, dividing the difference value result by the average value of the real-time difference values, and obtaining a first time;

the starting subunit is used for stopping heating and starting the thermostat at the first time so as to keep the temperature of the circulating water at the first preset temperature.

Further, the cooling unit adjusts the temperature and cooling time of the circulating water according to temperature data detected by an inlet temperature sensor provided at an inlet of the thermostatic water tank and an outlet temperature sensor provided at an outlet of the thermostatic water tank, including:

taking the 3 rd second when circulating water starts flowing as an initial moment, detecting the temperature of the circulating water in real time through the inlet temperature sensor and the outlet temperature sensor, and obtaining an inlet temperature value and an outlet temperature value;

summing the inlet temperature value and the outlet temperature value, dividing the sum result by 2, and obtaining a temperature average value as the cooling initial temperature;

Calculating the difference values between the adjacent values of the real-time temperatures to obtain a plurality of real-time difference values, calculating the average value of the plurality of real-time difference values, carrying out difference between a preset first temperature and the initial cooling temperature to obtain a difference value result, and dividing the difference value result by the average value of the real-time difference values to obtain a second time;

and stopping the cooling unit and starting the thermostat at a second time to keep the temperature of the circulating water at the second preset temperature.

Further, the central control module can adjust the temperature of the feed to a target temperature, including:

when the average temperature value is smaller than the preset standard temperature, the heating unit is stopped and the thermostat is started when the circulating water is heated to the first preset temperature from the initial heating temperature by the heating unit;

when the circulating water reaches the first preset temperature, detecting the temperature value of the feed in the feeding groove in the first second through the temperature sensor arranged on the long side wall of one side of the feeding groove, obtaining five feed temperature values, and calculating the average value of the five feed temperature values to be used as the initial feed temperature;

detecting the temperature value of the feed in the feeding trough in a first time period of every 1 second time interval after the first second through the temperature sensor arranged on the long side wall of one side of the feeding trough, and obtaining a plurality of feed temperature values;

Calculating the average value of a plurality of feed temperature values at the same moment, obtaining a plurality of feed temperature average values, calculating the difference value of a plurality of feed temperature average values at adjacent moments, obtaining a plurality of feed difference value results, calculating the average value of a plurality of feed difference value results, and dividing the absolute value of the difference value between the initial feed temperature and the target temperature by the average value of the feed difference value results to obtain a first time;

and when the temperature of the feed is regulated to the target temperature in the first time, the outlet of the constant-temperature water tank is closed, the circulating pump stops working when the circulating pump arranged on the constant-temperature water tank pumps the water flow in the circulating water pipe into the constant-temperature water tank, and the inlet of the constant-temperature water tank is closed.

when the average temperature value is larger than the preset standard temperature, the cooling unit stops the cooling unit and starts the thermostat when the circulating water is heated by the cooling unit and cooled from the initial heating temperature to the second preset temperature;

when the circulating water reaches the second preset temperature, detecting the temperature value of the feed in the feeding groove in the first second through the temperature sensor arranged on the long side wall of one side of the feeding groove, obtaining five feed temperature values, and calculating the average value of the five feed temperature values to be used as the initial feed temperature;

calculating the average value of a plurality of feed temperature values at the same moment, obtaining a plurality of feed temperature average values, calculating the difference value of a plurality of feed temperature average values at adjacent moments, obtaining a plurality of feed difference value results, calculating the average value of a plurality of feed difference value results, and dividing the absolute value of the difference value between the initial feed temperature and the target temperature by the average value of the feed difference value results to obtain a second time;

and when the temperature of the feed is regulated to the target temperature in the second time, the outlet of the constant-temperature water tank is closed, the circulating pump stops working when the circulating pump arranged on the constant-temperature water tank pumps the water flow in the circulating water pipe into the constant-temperature water tank, and the inlet of the constant-temperature water tank is closed.

Further, the adjusting, by the central control module, the opening and closing angle of the inlet and the opening and closing angle of the outlet of the constant temperature water tank from the initial angle to a first preset angle includes:

an angle sensor is arranged at the outlet of the constant-temperature water tank and used for detecting the opening and closing angle of the outlet of the constant-temperature water tank as an initial angle when the average humidity value is smaller than or equal to the preset standard humidity;

Comparing the initial angle with a first preset angle to obtain a comparison result, if the initial angle is larger than the first preset angle, closing the outlet of the constant-temperature water tank through the central control device, detecting the outlet angle of the constant-temperature water tank in real time in the closing process to obtain a real-time closing angle result, stopping adjusting when the real-time closing angle is identical to the first preset angle, if the initial angle is smaller than the first preset angle, opening the outlet of the constant-temperature water tank after the outlet of the constant-temperature water tank is opened through the central control device, detecting the outlet angle of the constant-temperature water tank in real time in the opening process to obtain a real-time opening angle result, and stopping adjusting when the real-time opening angle is identical to the first preset angle.

Further, still include surplus fodder temperature calculation module, contrast module and regulation module:

the residual feed temperature calculating module is connected with the central control module and is used for cooling residual feed in the feeding trough after the feeding of the sow is finished, detecting the temperature of the residual feed in the feeding trough through five temperature sensors, obtaining five residual feed temperatures, and calculating the average value of the residual feed temperatures to be used as the temperature average value of the residual feed;

The comparison module is used for comparing the temperature average value of the residual feed with a standard cooling temperature to obtain a comparison result;

the adjusting module is used for adjusting the temperature and the cooling time of circulating water according to the temperature data detected by an inlet temperature sensor arranged at the inlet of the constant-temperature water tank and an outlet temperature sensor arranged at the outlet of the constant-temperature water tank by the cooling unit when the average humidity value of the residual feed is smaller than the standard cooling temperature and the average temperature value of the residual feed is larger than the standard cooling temperature, so that the temperature of the residual feed is adjusted to the standard cooling temperature.

Compared with the prior art, the invention has the beneficial effects that the temperature sensor and the humidity sensor which are equipped with the detection module are arranged to monitor the temperature in the pig trough in real time, and the temperature of the pig trough and the humidity data of the feed are obtained in real time, so that the accurate monitoring of the pig trough environment is ensured, the temperature regulation and control of the pig trough by a subsequent system are facilitated, the temperature and the humidity data obtained by the detection module can be transmitted to the central control module for processing and controlling, the central control module is arranged to calculate the average value according to the obtained temperature data and compare with the preset standard temperature, when the temperature average value is not equal to the preset standard temperature, the central control module adjusts the temperature of the circulating water pipe by controlling the heating device or the cooling device which is connected under the circulating water pipe at the bottom of the pig trough, so that the circulating water pipe reaches the target temperature, the temperature of the pig trough is heated and cooled by the circulating water pipe, the safety and the health of the feed in the pig trough are ensured, the temperature of the pig trough is ensured, the temperature of the pig is not influenced by the circulating water temperature sensor according to the preset standard, the temperature of the circulating water is not influenced by the circulating water inlet and the circulating system, the water is not influenced by the working condition of the circulating system, the water quality of the pig is not influenced by the circulating system, the working condition of the circulating water is prevented from the circulating system, the working condition is not influenced by the water is met by the working condition of the circulating water, the temperature of the feeding trough is regulated through the central control module in the embodiment of the invention for the pig feed temperature regulation process, so that the unhealthy condition of the sow caused by frightening and pressure due to the improper behaviors of the personnel is avoided, and the health and safety of the sow and the piglet are ensured.

In particular, through setting up temperature sensor group include five temperature sensor with humidity sensor group includes five humidity sensor, evenly distributed sets up the sensor on the long lateral wall of one side of trough, realizes the multiple spot detection to the trough, acquires five temperature and humidity value promptly at the same moment for testing result is accurate and comprehensive, through setting up temperature sensor group with humidity sensor group carries out real-time detection to trough temperature and fodder humidity, makes in time grasp the change condition of temperature and humidity to the trough, so that in time take corresponding control measure, through adopting the mode that the multiple spot detected, even if one of them sensor appears unusual or trouble, other sensors still can normally work, ensures reliability and the accuracy of detection.

In particular, five temperature values are obtained at 15 seconds after the feed is poured into the trough, so that the temperature detection result and the humidity detection result are accurate, the analysis result is accurate for a subsequent system, the average value is obtained through the temperature values, the obtained temperature average value is representative, the data processing result is accurate, the data comparison speed and accuracy are improved, the working efficiency of the system is improved, the error rate is reduced, and whether the feed in the trough meets the requirements of setting the feed temperature or not is determined by comparing the temperature average value with the preset standard temperature, the quality and the safety of the feed are ensured, and the safety and the health of the pig eating are ensured.

Especially, judge whether need import and export regulation through the comparison result of initial humidity and preset standard humidity, thereby become great through adjusting circulation water flow when humidity makes heating device or cooling device to circulation water's heating and cooling efficiency promote, through setting up the scope, with the angle of opening and shutting of import and export from initial angle adjustment to first preset angle, second preset angle or third preset angle, through the angle of opening and shutting of adjustment import and export, water flow and circulation speed in the control circulation water tank to adjust circulation water's heating and cooling efficiency, make the efficiency of system promote, avoided the waste of system energy in the course of the work.

Particularly, temperature sensors are arranged at the outlet and the inlet of the incubator, the temperatures of the outlet and the inlet of the incubator are monitored in real time, a data basis is provided for the subsequent heating process of the circulating water, the temperatures at the initial moments are detected through the outlet temperature sensors and the inlet temperature sensors, the humidity average value is calculated, the accuracy of the humidity average value is ensured, the real-time temperatures of the outlet and the inlet of the incubator are detected every 1 second after the initial moments and the average value is calculated, a plurality of real-time temperatures are obtained, the difference values of the adjacent real-time temperatures are calculated, the average value of the difference values is calculated, then the preset first temperature and the humidity average value are subjected to difference value calculation, the obtained difference value is divided by the average value of the real-time difference value, and the second time is obtained, so that the heating stop time is determined according to the relation between the difference value and the time interval, the resource waste of the heating device is avoided, the thermostat is started when the temperature of the circulating water is kept at the preset first temperature, and the heating efficiency of the heating trough is improved, and the quality and the safety of the feed are ensured.

In particular, through heating circulating water to the first temperature of predetermineeing, make the heating efficiency to the trough improved, avoided the waste of resource, through calculating the fodder reaches the time of target temperature, make the efficiency of system promote, avoid the waste of system resource, through the temperature of real-time supervision in the trough fodder, and adjust according to actual temperature and the difference of predetermineeing standard temperature, can accurate control fodder's temperature, make it be close to target temperature, through connecting detection module and central control module, realize the automatic control to the temperature, the demand of manual intervention has been reduced, production efficiency has been improved, through the operation of equipment such as circulating water pipe, thermostatic water tank, keep the stable temperature of circulating water, effectively promote the temperature stability of fodder, avoid the influence of temperature fluctuation to fodder quality, according to actual temperature and target temperature's difference, through control heating and cooling device's operating time and intensity, can effectively the energy saving, avoid the waste of energy.

In particular, an angle sensor is arranged at the outlet of the constant-temperature water tank and used for detecting the opening angle of the outlet of the constant-temperature water tank, the opening condition of the outlet of the constant-temperature water tank is accurately known as an initial angle, the initial angle is compared with a preset angle to obtain a comparison result, if the initial angle is larger than the preset angle of the outlet, the current opening angle is required to be adjusted, a corresponding instruction is sent through a central control device to enable the outlet of the constant-temperature water tank to be closed, when the real-time closing angle is identical with the preset angle of the outlet, the adjustment is stopped, if the initial angle is smaller than the preset angle of the outlet, the current opening angle is required to be adjusted, the corresponding instruction is sent through the central control device to enable the outlet of the constant-temperature water tank to be opened, when the real-time opening angle is identical with the preset angle of the outlet, the opening angle of the constant-temperature water tank is accurately controlled, so that the flow of water flow is controlled, the heating effect and the cooling effect of the heating device and the cooling device on the trough are optimal, the feed is ensured to be at a proper environment temperature, the quality of the feed is improved, and the freshness of the feed is kept.

Drawings

FIG. 1 is a block diagram of a machine learning-based precision feeding control system provided by an embodiment of the invention;

FIG. 2 is a second block diagram of a machine learning based precision feeding control system according to an embodiment of the present invention;

FIG. 3 is a third block diagram of a machine learning based precision feeding control system according to an embodiment of the present invention;

fig. 4 is a fourth structural block diagram of the machine learning-based precise feeding control system according to the embodiment of the present invention.

Detailed Description

In order that the objects and advantages of the invention will become more apparent, the invention will be further described with reference to the following examples; it should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.

Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present invention, and are not intended to limit the scope of the present invention.

It should be noted that, in the description of the present invention, terms such as "upper," "lower," "left," "right," "inner," "outer," and the like indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Furthermore, it should be noted that, in the description of the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to the specific circumstances.

Referring to fig. 1, the machine learning-based precise feeding control system provided by the embodiment of the invention includes:

the detection module 10 is used for detecting a plurality of temperature values of the feed in the trough at any moment through the temperature sensor group and detecting a plurality of humidity values of the feed in the trough at the moment through the humidity sensor group;

the central control module 20 is connected with the detection module 10, and is used for acquiring a temperature average value of the feed according to a plurality of temperature values, comparing the temperature average value with a preset standard temperature, starting a heating device or a cooling device arranged below a circulating water pipe connected with a constant-temperature water tank at the bottom of the feeding trough when the temperature average value is not equal to the preset standard temperature, acquiring a humidity average value according to a plurality of humidity values, and adjusting opening and closing angles of an inlet and an outlet of the constant-temperature water tank connected with the circulating water pipe according to a range where a difference value between the humidity average value and the preset standard humidity is located when the humidity average value is greater than the preset standard humidity, so that the temperature of the feed is adjusted to a target temperature;

The central control module 20 comprises a heating unit 21 and a cooling unit 22, wherein the heating unit 21 is used for adjusting the temperature and the heating time of circulating water according to temperature data detected by an inlet temperature sensor arranged at the inlet of the constant-temperature water tank and an outlet temperature sensor arranged at the outlet of the constant-temperature water tank;

the cooling unit 22 is used for adjusting the temperature and the cooling time of the circulating water according to the temperature data detected by an inlet temperature sensor arranged at the inlet of the constant temperature water tank and an outlet temperature sensor arranged at the outlet of the constant temperature water tank.

Specifically, the embodiment of the invention monitors the temperature in the pig trough in real time by setting the temperature sensor and the humidity sensor equipped with the detection module 10, acquires the temperature of the pig trough and the humidity data of the feed in real time, ensures accurate monitoring of the pig trough environment, facilitates the temperature regulation and control of a subsequent system on the pig trough, can transmit the temperature and humidity data acquired by the detection module 10 to the central control module 20 for processing and controlling, calculates the average value according to the acquired temperature data by setting the central control module 20 and compares the average value with the preset standard temperature, when the temperature average value is not equal to the preset standard temperature, the central control module 20 adjusts the temperature of the circulating water pipe by controlling the heating device or the cooling device connected under the circulating water pipe at the bottom of the pig trough, so that the circulating water pipe reaches the target temperature, the temperature of the feed in the pig trough reaches the target temperature, ensures the safety and the health of the feed in the pig trough, and the temperature of the pig trough is not influenced by the temperature regulation and the circulating water in the circulating water system according to the preset standard, the temperature regulation and the temperature data of the pig farm, the water temperature sensor is not influenced by the water temperature regulation and the circulating system, the water temperature regulation performance of the pig water is not influenced by the waiting time of the system, the water circulation system is not influenced by the working condition of the waiting time of the farmers, and the system is realized by the water quality of the system, and the water quality of the farmers is not influenced by the circulation performance of the water is not influenced by the circulation performance of the operation condition of the temperature of the system, the temperature of the feeding trough is regulated by the central control module 20 in the embodiment of the invention for the pig feed temperature regulation process, so that the situation that the sow is frightened and stressed to cause unhealthy of the piglets due to the improper behaviors of the personnel is avoided, and the health and safety of the sow and the piglets are ensured.

Specifically, precision feeding is a feeding method for specific animal species, aimed at providing an environment most suitable for their growth and development. And temperature is one of the important factors affecting animal growth and development. The feeding effect of animals can be directly influenced by adjusting the temperature of the feeding trough. Different animals have different requirements for temperature, some require higher temperatures to maintain normal physiological activity, while some require lower temperatures to adapt to their lifestyle. Therefore, by adjusting the temperature of the feeding trough, the most suitable environmental conditions can be provided for animals, and healthy growth of the animals can be promoted. In addition, accurate feeding also comprises accurate control of multiple aspects such as animal feed, water quality, illumination, gas components and the like. There is an interaction between these factors and temperature. For example, an increase or decrease in temperature may result in an increase or decrease in the rate of evaporation of water, thereby affecting drinking habits; temperature also affects the light requirements of certain animals, which in turn affects their circadian rhythms and performance. Adjusting the temperature of the feeding trough is part of accurate feeding, and by accurately controlling the temperature, an optimal growing environment can be provided for animals, thereby promoting their health and production benefits.

Specifically, the central control module detects a plurality of temperature values of the feed in the trough at any moment through the temperature sensor group, and detects a plurality of humidity values of the feed contained in the trough at the moment through the humidity sensor group and comprises:

Specifically, the embodiment of the invention realizes the multipoint detection of the trough by arranging the temperature sensor group to comprise five temperature sensors and arranging the sensors uniformly distributed on the long side wall of one side of the trough, namely, five temperature and humidity values are obtained at the same time, so that the detection result is accurate and comprehensive, and the temperature and the feed humidity of the trough are detected in real time by arranging the temperature sensor group and the humidity sensor group, so that the change condition of the temperature and the humidity of the trough can be mastered in time, corresponding control measures can be taken in time, and by adopting a multipoint detection mode, even if one of the sensors is abnormal or fails, the other sensors can still work normally, and the reliability and the accuracy of the detection are ensured.

Specifically, the central control module obtains a temperature average value of the feed according to a plurality of temperature values and compares the temperature average value with a preset standard temperature, and the temperature average value comprises:

and comparing the humidity average value with the preset standard temperature to obtain a temperature comparison result, wherein the temperature comparison result is that the humidity average value is larger than the preset standard temperature, the humidity average value is smaller than the preset standard temperature and the humidity average value is equal to the preset standard temperature.

Specifically, if there are large values in the five temperature or humidity detection results when the average value of the temperature or humidity is obtained, removing the value with large difference, and obtaining the average value of the remaining other temperature or humidity values;

the temperature of the feed is kept at about 37 ℃ in summer and about 37-39 ℃ in winter, the preset standard temperature is 37 ℃ in the embodiment, the pig feed is divided into dry feed and wet feed, the palatability of the wet feed is superior to that of the dry feed, and the feed intake speed is faster and the feed intake amount is more when the pig feeds the wet feed. Particularly, pigs prefer wet materials in hot summer, but cold water is less palatable than dry materials in cold winter, and the standard humidity is preset to be 25% in the embodiment.

Specifically, the embodiment of the invention obtains five temperature values at 15 seconds after the feed is poured into the trough, so that the temperature detection result and the humidity detection result are accurate, the analysis result is accurate for the subsequent system, the average value is obtained through the temperature values, the obtained temperature average value is representative, the data processing result is accurate, the data comparison speed and accuracy are improved, the working efficiency of the system is improved, the error rate is reduced, and whether the feed in the trough meets the requirements of the set feed temperature or not is determined by comparing the temperature average value with the preset standard temperature, so that the quality and the safety of the feed are ensured, and the safety and the health of the pig eating are ensured.

Referring to fig. 2, the central control module includes a detecting unit 23, a calculating unit 24, a comparing unit 25 and an adjusting unit 26, wherein,

the detecting unit 23 is used for acquiring five humidity values of the feed in the trough when 15 seconds after the feed is poured into the trough through the humidity sensor;

the calculating unit 24 is configured to sum the five humidity values to obtain a humidity summation result, divide the humidity summation result by five, and obtain a humidity average value;

The comparing unit 25 is configured to calculate an absolute value of a difference between the humidity average value and the preset standard humidity, compare the absolute value of the difference with a preset difference range, and obtain a range in which the absolute value of the difference is located;

the adjusting unit 26 is configured to adjust the opening and closing angle of the inlet and the opening and closing angle of the outlet of the constant temperature water tank from an initial angle to a first preset angle, a second preset angle or a third preset angle according to the range.

Specifically, according to the embodiment of the invention, whether inlet and outlet adjustment is needed or not is judged according to the comparison result of the initial humidity and the preset standard humidity, when the humidity is high, the heating and cooling efficiency of the heating device or the cooling device on the circulating water is improved by adjusting the circulating water flow to be increased, the opening and closing angles of the inlet and the outlet are adjusted from the initial angle to a first preset angle, a second preset angle or a third preset angle by setting the range, and the water flow and the circulating speed in the circulating water tank are controlled by adjusting the opening and closing angles of the inlet and the outlet, so that the heating and cooling efficiency of the circulating water is adjusted, the efficiency of the system is improved, and the waste of energy sources in the working process of the system is avoided.

Referring to fig. 3, the heating unit 21 includes a detecting subunit 211, a calculating subunit 212, and an activating subunit 213, wherein,

the detecting subunit 211 is configured to detect the temperature of the circulating water in real time by using the inlet temperature sensor and the outlet temperature sensor, with the circulating water beginning to circulate for 3 rd seconds as an initial time, so as to obtain an inlet temperature value and an outlet temperature value;

the calculating subunit 212 sums the inlet temperature value and the outlet temperature value, divides the sum by 2, and obtains a temperature average value as a heating initial temperature;

The start subunit 213 is configured to stop heating and start the thermostat at a first time, so that the temperature of the circulating water is maintained at the first preset temperature.

Specifically, the temperature of the constant temperature water tank is set to 20 degrees, the first preset standard temperature is set to 40 degrees, and the thermostat is arranged below the circulating water pipe and used for maintaining the temperature of the circulating water pipe.

Specifically, temperature sensors are arranged at the outlet and the inlet of the incubator, the temperatures of the outlet and the inlet of the incubator are monitored in real time, a data basis is provided for the subsequent heating process of circulating water, the temperatures at the initial time are detected through the outlet temperature sensor and the inlet temperature sensor, the humidity average value is calculated, the accuracy of the humidity average value is ensured, the real-time temperatures of the outlet and the inlet of the incubator are detected every 1 second after the initial time and the average value is calculated, a plurality of real-time temperatures are obtained, the average value of the adjacent real-time temperatures is calculated, then the difference value is calculated by the preset first temperature and the humidity average value, the obtained difference value is divided by the average value of the real-time difference value, and the second time is obtained.

Specifically, the cooling unit adjusts the temperature and cooling time of the circulating water according to temperature data detected by an inlet temperature sensor provided at an inlet of the thermostatic water tank and an outlet temperature sensor provided at an outlet of the thermostatic water tank, including:

The cooling unit 22 is stopped and the thermostat is opened at a second time to maintain the temperature of the circulating water at the second preset temperature.

Specifically, the second preset temperature is 35 degrees.

Specifically, the central control module realizes that the temperature of the feed is adjusted to a target temperature, and the central control module comprises:

when the average temperature value is smaller than the preset standard temperature, heating the circulating water by the heating unit 21, stopping the heating unit 21 and starting the thermostat when the circulating water is heated from the heating initial temperature to the first preset temperature;

Specifically, the embodiment of the invention heats the trough by heating the circulating water to the first preset temperature, so that the heating efficiency of the trough is improved, the waste of resources is avoided, the time for the feed to reach the target temperature is calculated, the efficiency of the system is improved, the waste of system resources is avoided, the temperature of the feed in the trough is monitored in real time, the temperature of the feed can be accurately controlled to be close to the target temperature by adjusting according to the difference value between the actual temperature and the preset standard temperature, the automatic control of the temperature is realized by connecting the detection module and the central control module, the requirement of manual intervention is reduced, the production efficiency is improved, the stable temperature of the circulating water is maintained by the operation of the circulating water and the constant-temperature water tank, the temperature stability of the feed is effectively improved, the influence of temperature fluctuation on the quality of the feed is avoided, and the energy can be effectively saved and the waste of the energy is avoided by controlling the working time and the intensity of the heating and cooling device according to the difference value between the actual temperature and the target temperature.

when the average temperature value is greater than the preset standard temperature, heating the circulating water by the cooling unit 22, stopping the cooling unit 22 and starting the thermostat when the heating initial temperature is cooled to the second preset temperature;

Specifically, the adjusting, by the central control module, the opening and closing angle of the inlet and the opening and closing angle of the outlet of the constant-temperature water tank from the initial angle to a first preset angle includes:

Specifically, an angle sensor is arranged at the outlet of the constant-temperature water tank and used for detecting the opening angle of the outlet of the constant-temperature water tank, the opening condition of the outlet of the constant-temperature water tank is accurately known as an initial angle, the initial angle is compared with a preset angle to obtain a comparison result, if the initial angle is larger than the preset angle of the outlet, the current opening angle is required to be adjusted, a corresponding instruction is sent through a central control device to enable the outlet of the constant-temperature water tank to be closed, when the real-time closing angle is identical to the preset angle of the outlet, the adjustment is stopped, if the initial angle is smaller than the preset angle of the outlet, the current opening angle is required to be adjusted, the corresponding instruction is sent through the central control device to enable the outlet of the constant-temperature water tank to be opened, when the real-time opening angle is identical to the preset angle of the outlet, the opening angle of the constant-temperature water tank is accurately controlled in such an adjusting mode, so that the flow of water flow is controlled, the heating effect and the cooling effect of the heating device and the cooling device on the feeding stuff are optimal, the feeding stuff is ensured to be at a proper environment temperature, the quality is improved, and the freshness of the feeding stuff is kept.

Referring to fig. 4, the device further comprises a residual feed temperature calculating module 30, a comparing module 40 and an adjusting module 50:

the remaining feed temperature calculating module 30 is connected with the central control module 20, and is configured to cool the remaining feed in the feeding trough after the feeding of the sow is completed, detect the temperatures of the remaining feed in the feeding trough through five temperature sensors, obtain five remaining feed temperatures, and calculate an average value of the remaining feed temperatures as a temperature average value of the remaining feed;

the comparison module 40 is configured to compare the average temperature value of the residual feed with a standard cooling temperature to obtain a comparison result;

the adjusting module 50 is configured to adjust the temperature and the cooling time of the circulating water by the cooling unit according to the temperature data detected by the inlet temperature sensor disposed at the inlet of the constant temperature water tank and the outlet temperature sensor disposed at the outlet of the constant temperature water tank when the average humidity value of the residual feed is less than the standard cooling temperature, without any adjustment, and to adjust the temperature of the residual feed to the standard cooling temperature.

Specifically, when the temperature is lower than 10 ℃, the mold grows slowly, and when the temperature is higher than 30 ℃, the mold grows quickly, so that the quality of the feed is quickly deteriorated, and unsaturated fatty acid in the feed is easy to oxidize and deteriorate under the conditions of high temperature and high humidity, so that the standard cooling temperature is set to be 5 ℃.

Specifically, the embodiment of the invention reduces the temperature of the residual feed by cooling and adjusting the residual feed, avoids the feed from rotting and reduces the generation of feed bacteria, and ensures the safety and the health of the sow.

Thus far, the technical solution of the present invention has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present invention is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present invention, and such modifications and substitutions will be within the scope of the present invention.

The foregoing description is only of the preferred embodiments of the invention and is not intended to limit the invention; various modifications and variations of the present invention will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Accurate feeding control system based on machine learning, characterized by comprising:

the central control module is connected with the detection module, is used for acquiring a temperature average value of the feed according to a plurality of temperature values and comparing the temperature average value with a preset standard temperature, starts a heating device or a cooling device arranged below a circulating water pipe connected with the constant-temperature water tank at the bottom of the feeding trough when the temperature average value is not equal to the preset standard temperature, acquires a humidity average value according to a plurality of humidity values and adjusts opening and closing angles of an inlet and an outlet of the constant-temperature water tank connected with the circulating water pipe according to a range where a difference value between the humidity average value and the preset standard humidity is located when the humidity average value is larger than the preset standard humidity, so that the humidity of the feed is adjusted to target humidity;

The central control module adjusts the opening and closing angles of the inlet and the outlet of the constant-temperature water tank from an initial angle to a first preset angle, and the first preset angle comprises:

comparing the initial angle with the first preset angle to obtain a comparison result, if the initial angle is larger than the first preset angle, closing the outlet of the constant-temperature water tank through the central control module, detecting the outlet angle of the constant-temperature water tank in real time in the closing process to obtain a real-time closing angle result, stopping adjusting when the real-time closing angle is the same as the first preset angle, if the initial angle is smaller than the first preset angle, opening the constant-temperature water tank after the outlet of the constant-temperature water tank is out through the central control module, detecting the outlet angle of the constant-temperature water tank in real time in the opening process to obtain a real-time opening angle result, and stopping adjusting when the real-time opening angle is the same as the first preset angle;

2. The machine learning based precision feeding control system of claim 1, wherein the central control module detects a number of temperature values of the feed in the trough at any time through a temperature sensor group, and detects a number of humidity values of the feed contained in the trough at the time through a humidity sensor group comprises:

3. The machine learning based precision feeding control system of claim 2, wherein the central control module obtains a temperature average of the feed according to a plurality of the temperature values and compares the temperature average with a preset standard temperature comprises:

4. The machine learning based precision feeding control system as claimed in claim 3, wherein the central control module comprises a detection unit, a calculation unit, a comparison unit and an adjustment unit, wherein,

5. The machine learning based precision feeding control system of claim 4, wherein the heating unit comprises a detection subunit, a calculation subunit, and an on subunit, wherein,

Calculating the difference values between a plurality of adjacent real-time temperature values, obtaining a plurality of real-time difference values, calculating the average value of the plurality of real-time difference values, carrying out difference between a first preset temperature and the heating initial temperature to obtain a difference value result, dividing the difference value result by the average value of the real-time difference values, and obtaining a first time;

6. The machine learning based precision feeding control system according to claim 5, wherein the cooling unit adjusts the temperature and cooling time of the circulating water according to the temperature data detected by an inlet temperature sensor provided at an inlet of the thermostatic water tank and an outlet temperature sensor provided at an outlet of the thermostatic water tank, comprising:

calculating the difference values between the adjacent values of the real-time temperatures to obtain a plurality of real-time difference values, calculating the average value of the plurality of real-time difference values, carrying out difference between a first preset temperature and the initial cooling temperature to obtain a difference value result, and dividing the difference value result by the average value of the real-time difference values to obtain a second time;

and stopping the cooling unit and starting the thermostat at a second time to keep the temperature of the circulating water at a second preset temperature.

7. The machine learning based precision feeding control system of claim 6, wherein the central control module implementing temperature adjustment of the feed to a target temperature comprises:

8. The machine learning based precision feeding control system of claim 7, wherein the central control module implementing temperature adjustment of the feed to a target temperature comprises:

9. The machine learning based precision feeding control system of claim 8, further comprising a residual feed temperature calculation module, a comparison module, and an adjustment module:

the adjusting module is used for adjusting the temperature and the cooling time of circulating water according to the temperature data detected by an inlet temperature sensor arranged at the inlet of the constant-temperature water tank and an outlet temperature sensor arranged at the outlet of the constant-temperature water tank when the temperature average value of the residual feed is larger than the standard cooling temperature, so that the temperature of the residual feed is adjusted to the standard cooling temperature.