CN112602667A - Pig dynamic feedback feeding method and system - Google Patents

Pig dynamic feedback feeding method and system Download PDF

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Publication number
CN112602667A
CN112602667A CN202011479781.9A CN202011479781A CN112602667A CN 112602667 A CN112602667 A CN 112602667A CN 202011479781 A CN202011479781 A CN 202011479781A CN 112602667 A CN112602667 A CN 112602667A
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feeding
control system
information
meal
pigs
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CN112602667B (en
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刘妍华
周思理
曾志雄
夏晶晶
曹永峰
吕恩利
刘岳标
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Guangzhou Jiaen Technology Co ltd
South China Agricultural University
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Guangzhou Jiaen Technology Co ltd
South China Agricultural University
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K67/00Rearing or breeding animals, not otherwise provided for; New or modified breeds of animals
    • A01K67/02Breeding vertebrates
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K1/00Housing animals; Equipment therefor
    • A01K1/0047Air-conditioning, e.g. ventilation, of animal housings
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K1/00Housing animals; Equipment therefor
    • A01K1/0094Animal shelters or barns especially adapted for keeping horses
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K29/00Other apparatus for animal husbandry
    • A01K29/005Monitoring or measuring activity, e.g. detecting heat or mating
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K5/00Feeding devices for stock or game ; Feeding wagons; Feeding stacks
    • A01K5/02Automatic devices
    • A01K5/0275Automatic devices with mechanisms for delivery of measured doses
    • A01K5/0283Automatic devices with mechanisms for delivery of measured doses by weight

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Animal Husbandry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Zoology (AREA)
  • Animal Behavior & Ethology (AREA)
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  • Fodder In General (AREA)
  • Feeding And Watering For Cattle Raising And Animal Husbandry (AREA)

Abstract

The invention discloses a method and a system for feeding pigs by dynamic feedback, wherein the feeding method comprises the following steps: the environment of the pigsty is monitored and controlled in real time through an environment control system; probing through a polling system to obtain the activity condition of the pigs and the environmental information of the pigsty in real time; controlling the diet condition of the pigs through a feeding system; after the environmental control system, the inspection system and the feeding system acquire information, uploading the information to the background control system, processing and analyzing the information by the background control system, and transmitting an analysis result back; when the inspection system acquires that the pigsty environment information is abnormal, the inspection system sends the information to the environment control system, and the environment control system regulates and controls the information; when the pigs are abnormal in the eating process, the feeding system sends alarm information to the inspection system, and the inspection system detects the pigs and feeds the detected information back to the background control system. The invention can well manage the pigs in the pigsty, is beneficial to creating a comfortable environment in the pigsty and creates higher economic benefit.

Description

Pig dynamic feedback feeding method and system
Technical Field
The invention relates to a pig feeding method and a pig feeding system, in particular to a pig dynamic feedback feeding method and a pig dynamic feedback feeding system.
Background
Free-range breeding is a traditional pig breeding mode, but with economic development, environmental protection standards are increasingly strict, the proportion of the free-range breeding mode is gradually reduced, and particularly under the influence of 2019 African swine fever, the free-range breeding method has great impact on the pig industry, and is also an opportunity for the development of the pig industry. The large-scale pigsty breeding is mechanized, informationized, and is developing towards intellectualization, and modes such as building type pig raising and unmanned pigsty appear in succession.
Wherein, for a piggery, the sow is a source for creating economic benefit, the annual weaned piglet number (PSY) of the sow is an index for measuring the reproductive performance and the performance of the sow, and the PSY directly represents the productivity level of the sow. The main reasons for low PSY of the sows in the existing live pig breeding are as follows:
the pigsty is in a semi-intelligent and semi-mechanized state, professional breeding personnel are lacked, the management concept is stagnated, equipment falls behind, and the propagation of bacteria and viruses caused by contact of people and pigs is a big problem in the conventional pigsty.
Disclosure of Invention
The invention aims to overcome the existing problems and provide a pig dynamic feedback feeding method, which can well manage pigs in a pigsty, is beneficial to creating a comfortable environment in the pigsty and creates higher economic benefit.
Another object of the present invention is to provide a pig dynamic feedback feeding system.
The purpose of the invention is realized by the following technical scheme:
a pig dynamic feedback feeding method comprises the following steps:
the environment of the pigsty is monitored and controlled in real time through an environment control system; probing through a polling system to obtain the activity condition of the pigs and the environmental information of the pigsty in real time; controlling the diet condition of the pigs through a feeding system;
after the environment control system, the inspection system and the feeding system acquire information, uploading the information to the background control system, processing and analyzing the information by the background control system, and transmitting an analysis result back to the environment control system, the inspection system and the feeding system;
when the inspection system acquires that the pigsty environment information is abnormal, the inspection system sends the information to the environment control system, and the environment control system regulates and controls the information;
when the pigs are abnormal in the eating process, the feeding system sends alarm information to the inspection system, the inspection system detects the pigs and feeds the detection information back to the background control system for analysis and processing.
According to a preferable scheme of the invention, in the feeding process of the feeding system, the residual material amount in the feeding trough is detected firstly, and the detection information is sent to the background control system, and the background control system regulates and controls the feeding amount of each meal according to the fed-back residual material amount information.
Preferably, the means for detecting the amount of material remaining in the trough includes a direct detection means and an indirect detection means by touching the lever.
Preferably, the background control system performs feedback control by means of difference information between the remaining material amount of each meal and the material amount of two adjacent meals, and calculates the material amount of each meal, and the calculation method comprises the following steps:
feeding amount of the first meal every day:
Figure BDA0002833803290000021
wherein, M in the formula1Denotes the feed quantity of the first meal per day, MdRepresents the total daily planned charge, DnThe number of meals taken every day is shown, and the feed amount of the next meal is Mk(k.>1, and k is an integer);
if no residual material amount exists in the first meal trough, the material feeding amount of the second meal is as follows:
Figure BDA0002833803290000022
if the first meal has the surplus material amount in the trough, the material feeding amount of the second meal is as follows:
Figure BDA0002833803290000023
wherein, K in the formula1Representing the precision weight of a weighing device in the trough;
Figure BDA0002833803290000031
thereby (M)k-Mk-1)<0;
If no residual material is left in the trough of the second meal, the feed amount is increased in the third meal
Figure BDA0002833803290000032
Namely:
Figure BDA0002833803290000033
wherein, K3Is a floating proportionality coefficient; thus, (M)k-Mk-1)>0;
If the second meal has the surplus material amount in the trough, the material feeding amount of the third meal is as follows:
Figure BDA0002833803290000034
wherein,
Figure BDA0002833803290000035
a difference indicating that the first two meals were positive;
material feeding amount after the third meal:
Figure BDA0002833803290000036
wherein, K in the formula2In the touch lever trigger state, the value is 0 or 1, when K2When the feed is equal to 0, the feed is not triggered, and the feed in the instant feed tank has leftovers; when K is2When the feed is 1, triggering is performed, namely, no residual feed exists in the feed trough; k is not less than 2, and k is an integer, (M)k-Mk-1) The difference value of the feeding amount of two adjacent meals in one day indicates that the rest feeding amount exists in the crib when the value is negative, and the feeding amount is reduced for the second meal; the positive value of the value indicates that the feeding amount is increased in the second meal; sign function Sign (M) of difference between two adjacent mealsk-Mk-1) And (4) showing. In the calculation method, the difference information generated by the feed surplus in the trough is fed back to the background control system, so that the feed feeding amount of the next meal is adjusted, on one hand, the waste of the feed can be well reduced, the cost is reduced, on the other hand, the environmental pollution caused by the waste of the feed can be indirectly reduced, and the PSY of the sow is effectively improved by combining a scientific feeding mode.
Preferably, in the feeding process, if the pigs are abnormal, the feeding system sends an alarm, the inspection robot inspects the positions of the pigs with corresponding numbers, and the acquired information is sent to the background control system to be regulated and controlled.
According to a preferred scheme of the invention, in the feeding process, the inspection system inspects the feeding condition of the pigs:
in the group-raising mode, the inspection system monitors whether the pigs are robbed for food or not, and if yes, an alarm is given out in time;
in the limiting fence mode, the inspection system monitors whether the pigs normally eat or not, if not, the inspection system sends the abnormal eating condition of the pigs to the background control system in time, and the background control system carries out further processing.
A pig dynamic feedback feeding system comprises an environment control system for monitoring the environment of a pig house in real time, an inspection system for inspecting the activity condition of the pig and the environment information of the pig house, a feeding system for controlling the diet condition of the pig and a background control system for analyzing data, wherein the environment control system, the inspection system and the feeding system are respectively in data interconnection with the background control system;
the environment control system and the feeding system are respectively connected with the background control system in a data interconnection manner;
and after the environment control system, the inspection system and the feeding system acquire the information, uploading the information to the background control system, processing and analyzing the information by the background control system, and transmitting an analysis result back to the environment control system, the inspection system and the feeding system.
According to a preferable scheme of the invention, the environment control system comprises an environment detector and an intervention execution module, wherein the environment detector is used for monitoring changes of environment parameters (such as concentration changes of gases including hydrogen sulfide, ammonia gas and carbon dioxide, PM2.5, temperature and humidity and the like) in the pigsty; and when the environmental parameters are abnormal, the intervention execution module is started to intervene the environment in the pigsty. For example, when the environment detector detects that the concentrations of ammonia and carbon dioxide are too high, an intervention signal is sent to the intervention execution module (exhaust fan), the intervention execution module (exhaust fan) is started, gas in a pigsty is pumped out of the pigsty, and the concentrations of ammonia and carbon dioxide are rapidly reduced.
In a preferred aspect of the present invention, the inspection system includes an inspection robot.
Preferably, a backfat measurer is arranged on the inspection robot;
in the limiting fence mode, the inspection robot moves to a specified measuring position, the backfat measurer measures the back of the pig, and then the inspection robot feeds measuring information back to the background control system for analysis. Through above-mentioned structure, measure the back of pig by patrolling and examining the robot, not only can obtain the backfat information of pig, can also reduce the contact of people with the pig, also played very big effect for the disease prevention of pig.
Furthermore, the inspection system also comprises an inspection camera; the backfat measurer comprises a measuring manipulator, and the inspection camera is arranged on the measuring manipulator.
Preferably, still be equipped with the environment detector on the robot patrols and examines, can obtain the interior accurate environmental aspect of pig house through this environment detector. By adopting the structure, the inspection robot can flexibly acquire the environmental information of each point in the pigsty, thereby being more beneficial to the accurate regulation and control of the environment in the pigsty.
Compared with the prior art, the invention has the following beneficial effects:
according to the feeding method, the environment control system, the inspection system and the feeding system are used for linkage control and information sharing, the physical environment, the health condition of pigs, the diet condition and the like of the pigsty are monitored in real time, the environment control system can adjust the temperature change of the pigsty, the inspection system can monitor the health condition of the pigs and the environment of the pigsty, and the feeding system adjusts the diet health and the diet habit of the pigs; the three systems are mutually matched, so that unmanned management of the pigsty is facilitated, and higher economic benefit is created; in addition, the problem that the human pigs are in close contact with each other and the bacteria and viruses are spread is effectively solved by unmanned management.
Drawings
Fig. 1 is a diagram of a dynamic feedback feeding frame of the dynamic feedback feeding system for pigs according to the present invention.
Figure 2 is a logic flow diagram of the daily feed dosage of the feeding system of the present invention.
Fig. 3 is a tree diagram showing a trigger state of the touch lever according to the present invention.
Detailed Description
In order to make those skilled in the art understand the technical solutions of the present invention well, the following description of the present invention is provided with reference to the embodiments and the accompanying drawings, but the embodiments of the present invention are not limited thereto.
Referring to fig. 1, the pig dynamic feedback feeding system in this embodiment includes an environment control system for monitoring the environment of a pig house in real time, an inspection system for inspecting the activity condition of a pig and the environment information of the pig house, a feeding system for controlling the diet condition of the pig, and a background control system for performing data analysis, wherein the environment control system, the inspection system, and the feeding system are respectively interconnected with the background control system; and the environment control system and the feeding system are respectively connected with the background control system in a data interconnection mode. Specifically, the background control system comprises a computer, wherein corresponding processing software is loaded in the computer, and the processing software is mainly used for comparing and analyzing the detected environmental parameters. In addition, the feeding system in the embodiment can refer to the automatic feeding technology in the prior art.
The environment monitoring system comprises an environment detector and an intervention execution module, wherein the environment detector is used for monitoring the change of environment parameters (the concentration change of gases such as hydrogen sulfide, ammonia gas and carbon dioxide, the change of PM2.5, temperature and humidity and the like) in the pigsty; and when the environmental parameters are abnormal, the intervention execution module is started to intervene the environment in the pigsty. For example, when the environment detector detects that the concentrations of ammonia and carbon dioxide are too high, an intervention signal is sent to an intervention execution module (such as an exhaust fan) and the intervention execution module (the exhaust fan) is started to pump the gas in the pigsty out of the pigsty, so that the concentrations of ammonia and carbon dioxide are rapidly reduced.
The inspection system comprises an inspection camera and an inspection robot. The inspection robot is provided with a backfat measurer; the backfat measurer comprises a measuring manipulator, and the inspection camera is arranged on the measuring manipulator; in the limiting fence mode, the inspection robot moves to a specified measuring position, the backfat measurer measures the back of the pig, and then the inspection robot feeds measuring information back to the background control system for analysis. Through above-mentioned structure, measure the back of pig by patrolling and examining the robot, not only can obtain the backfat information of pig, can also reduce the contact of people with the pig, also played very big effect for the disease prevention of pig.
Further, still be equipped with the environment detector on patrolling and examining the robot, can obtain accurate environmental conditions in the pig house through this environment detector. By adopting the structure, the inspection robot can flexibly acquire the environmental information of each point in the pigsty, thereby being more beneficial to the accurate regulation and control of the environment in the pigsty.
Referring to fig. 1, the method for feeding pigs with dynamic feedback in this embodiment includes the following steps:
the environment of the pigsty is monitored and controlled in real time through an environment control system; probing through a polling system to obtain the activity condition of the pigs and the environmental information of the pigsty in real time; the feeding system is used for controlling the diet condition of the pigs.
And after the environment control system, the inspection system and the feeding system acquire the information, uploading the information to the background control system, processing and analyzing the information by the background control system, and transmitting an analysis result back to the environment control system, the inspection system and the feeding system.
When the inspection system acquires that the pigsty environment information is abnormal, the inspection system sends the information to the environment control system, and the environment control system regulates and controls the environment information.
When the pigs are abnormal in the eating process, the feeding system sends alarm information to the inspection system, the inspection system detects the pigs and feeds the detection information back to the background control system for analysis and processing.
Referring to fig. 2-3, in the feeding process, the rest amount in the trough is directly detected and the rest amount in the trough is indirectly detected through a touch rod, the information is fed back to the background control system for analysis, and then the background control system regulates and controls the feed amount of each meal according to the fed-back information; specifically, in the feeding system, feedback control is performed according to difference information between the remaining feed amount of each meal and the feed amounts of two adjacent meals, and the feed amount of each meal is calculated through a processing algorithm, wherein the processing algorithm is as follows:
giving a certain weight to a factor having a major influence on the weight of the remainder, K1Representing the precision weight of a weighing device in the trough; the trigger state of the touch rod is K2In the form ofMiddle K2In the touch lever trigger state, the value is 0 or 1, when K2When the feed is equal to 0, the feed is not triggered, and the feed in the instant feed tank has leftovers; when K is2When the feed is 1, triggering is performed, namely, no residual feed exists in the feed trough; defining the total amount of the planned material to be fed every day as MdThe number of meals taken per day is DnThe next meal is discharged at a discharge quantity of Mk(k is not less than 1, and k is an integer); plan the feed amount per meal to be
Figure BDA0002833803290000071
Wherein the dosage of the first meal every day is
Figure BDA0002833803290000072
When no residual feed exists in the trough, the feed is completely eaten, and K 21, the second meal is fed with the material amount
Figure BDA0002833803290000073
When the rest amount of the feed exists in the trough, the feed is not eaten, and K2When the dosage is 0, the dosage needs to be reduced properly, and the specific small quantity depends on K1The feed amount of the second meal is
Figure BDA0002833803290000074
Thereby (M)k-Mk-1)<0。
When no residual material exists in the second meal trough, K 21, the feed amount is increased in the third meal
Figure BDA0002833803290000075
Namely:
Figure BDA0002833803290000081
wherein, K3Is a floating proportionality coefficient; thus, (M)k-Mk-1)>0。
When the second meal groove has residual material, K2And (3) when the feed amount of the third meal is 0:
Figure BDA0002833803290000082
Figure BDA0002833803290000083
wherein,
Figure BDA0002833803290000084
M3when the material feeding amount is positive, M is3=-K1(M2-M1);
Figure BDA0002833803290000085
Indicating a positive difference between the first two meals.
The material amount of the third meal and the material amount after the third meal are as follows:
Figure BDA0002833803290000086
wherein, in the above formula, k is not less than 2, and k is an integer, (M)k-Mk-1) The difference value of the feeding amount of two adjacent meals in one day indicates that the rest feeding amount exists in the crib when the value is negative, and the feeding amount is reduced for the second meal; the positive value of the value indicates that the feeding amount is increased in the second meal; sign function Sign (M) of difference between two adjacent mealsk-Mk-1) And (4) showing. Among the above-mentioned processing algorithm, feed back in backstage control system through utilizing the produced difference information of fodder surplus in the trough, and then adjust the fodder input of next meal, the waste of reduction fodder that on the one hand can be fine, reduce cost, on the other hand can also indirectly alleviate the environmental pollution who arouses because of the fodder is extravagant, combines scientific feeding mode, can improve sow PSY.
In the processing algorithm, the feeding is divided into five meals a day, and the first meal K is fed21, the second meal K 21 or K 20, the third meal K 21 or K 20, the fourth meal K 21 or K 20, the fifth meal K 21 orK is20; when the material amount of the first meal is remained, adding the rest material amount into the second meal for feeding, and when the material amount of the first meal is not remained, properly increasing the material amount of the second meal
Figure BDA0002833803290000087
Specifically, assuming that the total amount of material fed in a day is 4000g, feeding is carried out in four meals, 1000g is fed in each meal, and material M is fed in the first meal11000g, when no feed remains in the trough, K2When the meal is 1, the material M is fed in the second meal21000 g; when the feed in the trough is remained, K2When the meal is equal to 0, the second meal is blanked M2=K11000g, when no feed is left in the trough of the second meal, K2When the third meal is blanked, K is properly added as 131000 g; when the feed is remained after the second meal, K2And (5) blanking for the third meal: m3=K1(1-0)Sign(M2-M1)(M2-M1)+K2*1000+K2K31000; because there is a surplus, so (M)2-M1) Less than 0, Sign (M)2-M1) Get negative, so M3=1000(K1-K1 2)。
Further, in the feeding process, if the pigs are abnormal, the feeding system sends an alarm, the inspection robot inspects the positions of the pigs with the corresponding numbers, and the acquired information is sent to the background control system to be regulated and controlled.
In the feeding process, the inspection system inspects the feeding condition of the pigs:
in the group-raising mode, the inspection system monitors whether the pigs are robbed for food or not, and if so, alarms are sent out in time.
Further, in the check fence mode, the inspection system monitors whether the pigs eat normally or not, if not, the inspection system sends the abnormal eating condition of the pigs to the background control system in time, and the background control system carries out further processing. Specifically, the inspection robot of the inspection system searches for the cause of the problem, for example, whether the problem is a feeding system software or hardware problem or a pigsty environment abnormality or is caused by the health condition of the pig, the inspection robot feeds back the obtained problem information to the control module, if the problem is a system problem, the problem is automatically repaired, and if the health condition of the pig is abnormal, manual intervention is prompted.
The present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents and are included in the scope of the present invention.

Claims (10)

1. A pig dynamic feedback feeding method is characterized by comprising the following steps:
the environment of the pigsty is monitored and controlled in real time through an environment control system; probing through a polling system to obtain the activity condition of the pigs and the environmental information of the pigsty in real time; controlling the diet condition of the pigs through a feeding system;
after the environment control system, the inspection system and the feeding system acquire information, uploading the information to the background control system, processing and analyzing the information by the background control system, and transmitting an analysis result back to the environment control system, the inspection system and the feeding system;
when the inspection system acquires that the pigsty environment information is abnormal, the inspection system sends the information to the environment control system, and the environment control system regulates and controls the information;
when the pigs are abnormal in the eating process, the feeding system sends alarm information to the inspection system, the inspection system detects the pigs and feeds the detection information back to the background control system for analysis and processing.
2. The method for feeding the pigs according to claim 1, wherein in the feeding process of the feeding system, the residual feed amount in the feeding trough is directly detected and indirectly detected through a touch rod, the detection information is sent to a background control system, and the background control system regulates and controls the feed amount of each meal according to the feedback residual feed amount information.
3. The pig dynamic feedback feeding method according to claim 2, wherein the background control system performs feedback control by means of difference information between the remaining feed amount of each meal and the feed amounts of two adjacent meals, and calculates the feed amount of each meal, and the calculation method comprises the following steps:
feeding amount of the first meal every day:
Figure FDA0002833803280000011
wherein, M in the formula1Denotes the feed quantity of the first meal per day, MdRepresents the total daily planned charge, DnThe number of meals taken every day is shown, and the feed amount of the next meal is Mk(k.>1, and k is an integer);
if no residual material amount exists in the first meal trough, the material feeding amount of the second meal is as follows:
Figure FDA0002833803280000012
if the first meal has the surplus material amount in the trough, the material feeding amount of the second meal is as follows:
Figure FDA0002833803280000021
wherein, K in the formula1Representing the precision weight of a weighing device in the trough;
Figure FDA0002833803280000022
thereby (M)k-Mk-1)<0;
If no residual material is left in the trough of the second meal, the feed amount is increased in the third meal
Figure FDA0002833803280000023
Namely:
Figure FDA0002833803280000024
wherein, K3Is a floating proportionality coefficient; thus, (M)k-Mk-1)>0;
If the second meal has the surplus material amount in the trough, the material feeding amount of the third meal is as follows:
Figure FDA0002833803280000025
wherein,
Figure FDA0002833803280000026
a difference indicating that the first two meals were positive;
material feeding amount after the third meal:
Figure FDA0002833803280000027
wherein, K in the formula2In the touch lever trigger state, the value is 0 or 1, when K2When the feed is equal to 0, the feed is not triggered, and the feed in the instant feed tank has leftovers; when K is2When the feed is 1, triggering is performed, namely, no residual feed exists in the feed trough; k is not less than 2, and k is an integer, (M)k-Mk-1) The difference value of the feeding amount of two adjacent meals in one day indicates that the rest feeding amount exists in the crib when the value is negative, and the feeding amount is reduced for the second meal; the positive value of the value indicates that the feeding amount is increased in the second meal; sign function Sign (M) of difference between two adjacent mealsk-Mk-1) And (4) showing.
4. The pig dynamic feedback feeding method according to claim 1, wherein in the feeding process, if the pigs are abnormal, the feeding system gives an alarm, the inspection robot inspects the positions of the pigs numbered correspondingly, and the acquired information is sent to the background control system for regulation and control.
5. The method for dynamically feeding pigs according to claim 1 or 4, wherein during feeding, the patrol inspection system patrols the feeding condition of the pigs:
in the group-raising mode, the inspection system monitors whether the pigs are robbed for food or not, and if yes, an alarm is given out in time;
in the limiting fence mode, the inspection system monitors whether the pigs normally eat or not, if not, the inspection system sends the abnormal eating condition of the pigs to the background control system in time, and the background control system further processes the abnormal eating condition.
6. A pig dynamic feedback feeding system is characterized by comprising an environment control system for monitoring the environment of a pig house in real time, an inspection system for inspecting the activity condition of a pig and the environment information of the pig house, a feeding system for controlling the diet condition of the pig and a background control system for analyzing data, wherein the environment control system, the inspection system and the feeding system are respectively in data interconnection with the background control system;
the environment control system and the feeding system are respectively connected with the background control system in a data interconnection manner;
and after the environment control system, the inspection system and the feeding system acquire the information, uploading the information to the background control system, processing and analyzing the information by the background control system, and transmitting an analysis result back to the environment control system, the inspection system and the feeding system.
7. The pig dynamic feedback feeding system according to claim 6, wherein the environmental control system comprises an environmental detector and an intervention execution module, the environmental detector is used for monitoring the change of environmental parameters in the pigsty; and when the environmental parameters are abnormal, the intervention execution module is started to intervene the environment in the pigsty.
8. The pig dynamic feedback feeding system according to claim 6, wherein the inspection system includes an inspection robot.
9. The pig dynamic feedback feeding system according to claim 7, wherein the inspection robot is provided with a backfat measurer;
in the limiting fence mode, the inspection robot moves to a specified measuring position, the backfat measurer measures the back of the pig, and then the inspection robot feeds measuring information back to the background control system for analysis.
10. The pig dynamic feedback feeding system according to claim 9, wherein the inspection system further comprises an inspection camera; the backfat measurer comprises a measuring manipulator, and the inspection camera is arranged on the measuring manipulator.
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