WO2017164416A1 - Poulailler et appareil de commande pour système de ventilation de poulailler - Google Patents

Poulailler et appareil de commande pour système de ventilation de poulailler Download PDF

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Publication number
WO2017164416A1
WO2017164416A1 PCT/JP2017/012297 JP2017012297W WO2017164416A1 WO 2017164416 A1 WO2017164416 A1 WO 2017164416A1 JP 2017012297 W JP2017012297 W JP 2017012297W WO 2017164416 A1 WO2017164416 A1 WO 2017164416A1
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WIPO (PCT)
Prior art keywords
poultry house
temperature
outside air
heat exchanger
air
Prior art date
Application number
PCT/JP2017/012297
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English (en)
Japanese (ja)
Inventor
西山　徹
国彦 蓑島
眞悟 近藤
敦 馬場園
慎介 勝又
Original Assignee
パナソニックＩｐマネジメント株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Priority claimed from JP2016061951A external-priority patent/JP6372708B2/ja
Priority claimed from JP2016061950A external-priority patent/JP6709970B2/ja
Application filed by パナソニックＩｐマネジメント株式会社 filed Critical パナソニックＩｐマネジメント株式会社
Publication of WO2017164416A1 publication Critical patent/WO2017164416A1/fr

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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K31/00—Housing birds
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/89—Arrangement or mounting of control or safety devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
    • F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
    • F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
    • F24F7/08—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with separate ducts for supplied and exhausted air with provisions for reversal of the input and output systems

Definitions

  • the present invention relates to a poultry house for breeding broilers and a control device for the ventilation system.
  • the environmental conditions especially when they are young, affect the final growth. Therefore, it is necessary to manage the environment such as the temperature inside the poultry house according to the number of breeding days. For example, when the temperature outside the poultry house is lower than the temperature required for the broiler of the day, the temperature inside the poultry house must be maintained at a predetermined temperature by a heater such as a gas broiler.
  • the air quality refers to the concentration of each component in the air such as oxygen concentration, carbon dioxide concentration, carbon monoxide concentration, ammonia concentration, dust concentration in the air.
  • the ventilation of the poultry house includes natural ventilation and forced ventilation according to the structure of the poultry house, and the poultry house targeted by the present invention is a windless poultry house, and conventionally, forced ventilation using a ventilation fan has been performed.
  • Conventional ventilation of a windless poultry house introduces outside air from an air inlet and exhausts the air in the house by a ventilation fan. Therefore, temperature management and ventilation management in the poultry house were performed by operating / stopping the heater and operating / stopping the ventilation fan.
  • the Windless house will be abbreviated as a house.
  • ventilation air is generated in the longitudinal direction of the poultry house.
  • Such ventilation air tends to cause differences in temperature and air quality between the windward and leeward.
  • Patent Document 1 As a method of solving such a problem, a livestock ventilation device using a heat exchanger has been proposed (Patent Document 1).
  • Patent Document 1 when one heat exchanger is installed in a barn and outside air is taken in, it is made to heat-exchange with the air in a barn.
  • the outside air heated by heat exchange (temperature lower than the house temperature) is blown out downward by an air supply duct installed in the upper part of the barn.
  • Patent Document 1 Since the method of Patent Document 1 uses an air supply duct, a fan driving force that takes into account the pressure loss of the duct is required in excess of the required air volume. In addition, when the method of Patent Document 1 is applied to a poultry house, outside air that has been heated by heat exchange is blown downward by an air supply duct. Direct hit. This adversely affects the growth of chicks. In particular, when cold air is applied to chicks up to 14 days of age, the weight when grown grows.
  • the large heat exchanger described above when used, when the ventilation amount is small, the operation is performed by lowering the air flow rate of the supply and exhaust air. You can't get the environment. Furthermore, since the intake / exhaust is in one place, the breeding zone cannot be partitioned with a vinyl curtain or the like in the building, which is not preferable from the viewpoint of energy saving.
  • broilers require fine temperature control and ventilation control in the poultry house according to the number of breeding days, and it is difficult to achieve both energy saving and heat control by simply installing a heat exchanger. And a heat exchanger control method that performs ventilation management with energy saving has not been devised.
  • the present invention has been conceived in view of the above problems, and by disposing a plurality of heat exchangers on the side wall, a duct is not used for air supply, and a blown air is used to grow broiler chicks.
  • a broiler house and a control device for the ventilation system of the house can be provided which can efficiently provide a uniform thermal environment in a necessary zone in the house without adversely affecting the house.
  • the poultry house according to the present invention is: A rectangular floor; A side wall provided on the long side of the rectangle; a wife wall provided on the short side of the rectangle; A roof covering the floor; A plurality of heaters arranged in a longitudinal direction between the side walls; Comprising at least a pair of heat exchangers provided with the heater sandwiched between the side walls,
  • the heat exchanger is An outside air outlet that blows outside air into the poultry house through a heat exchange element on the side wall side, Inside air suction port for sucking inside air inside the chicken house at the lower part on the side wall side, On the opposite side of the side wall, an outside air suction port for sucking the outside air, It has an inside air discharge port which discharges the inside air outside the poultry house through the heat exchange element.
  • control device for the ventilation system of the above poultry house is A management temperature determination unit that determines the management temperature based on the age of the broiler; An outside air temperature detector for detecting the outside air temperature of the poultry house; A heat exchanger control unit for controlling the operation of the heat exchanger; When the outside air temperature is lower by ⁇ T1 ° C. than the management temperature, the heat exchanger is operated, The heat exchanger is stopped when the outside air temperature is higher by ⁇ T2 ° C. than the management temperature.
  • the heat exchanger is arranged on the side wall of the poultry house across the heater, so the outside air warmed by the heat exchange collides with the center of the poultry house, causing a circulation flow with the warm air from the heater, Ventilation and temperature maintenance near the floor can be performed.
  • the height of the inside air suction port from the poultry house can be adjusted according to the age, so it is possible to suppress the influence of the wind on the chicks until molting, and when it becomes an adult The dirty air staying in can be efficiently ventilated. This is because the chicks until molting are consumed for heat production rather than gaining weight, while the amount of food intake and drinking water decreases due to the influence of the wind.
  • control device for the ventilation system of the poultry house controls the presence or absence of operation of the heat exchanger distributed in the poultry house based on the difference between the management temperature determined based on the age and the outside air temperature. It is possible to adjust the environment in the poultry house according to the growth of the broiler. As a result, efficient broiler growth is possible.
  • FIG. 1 (a) It is the perspective view (FIG. 1 (a)) and top view (FIG.1 (b)) of the poultry house which concern on this invention.
  • FIG.3 (a) is a top view of a poultry house
  • FIG.3 (b) is a figure which shows the example which has arrange
  • FIG. 6A shows the connection relation of the control apparatus 29 and another apparatus.
  • FIG. 6A is a cross section of a poultry house cut along a plane parallel to the wife wall, and FIG.
  • 6B is a view showing the air flow in the poultry house. It is a figure which shows the connection relation of the control apparatus 30 and another apparatus. It is a figure which shows the control flow of the ventilation system of the control apparatus. It is a figure which shows the operation
  • control device for the poultry house and the ventilation system of the poultry house according to the present invention will be described with reference to the drawings.
  • the following description illustrates one embodiment of the present invention, and the present invention is not limited to the following description.
  • the following embodiments can be modified without departing from the spirit of the present invention.
  • FIG. 1 shows a perspective view (FIG. 1A) and a plan view (FIG. 1B) of a poultry house 1 according to the present invention.
  • the poultry house 1 according to the present invention includes a rectangular floor surface 2, side walls 3 a and 3 b provided along the long side, end walls 4 a and 4 b provided along the short side, and a roof 5.
  • the side walls 3a and 3b are referred to as inner side walls 3ai and 3bi inside the poultry house 1, and the outer side of the poultry house 1 as outer walls 3ao and 3bo.
  • FIG. 1B only the inner wall 3ai and the outer wall 3ao are shown.
  • the floor surface 2 can be divided into a plurality of breeding zones Bz.
  • the area can be divided into a plurality of breeding zones Bz.
  • FIG. 1B shows a case where there are four breeding zones Bz.
  • a heater 10 (also referred to as “broider”) is installed along the center line 2 a of the floor 2.
  • the heater 10 may be placed directly on the floor 2 or may be suspended at a certain height from the ceiling.
  • the interval 10L between the heaters 10 is approximately equal. This is because the heater 10 is placed in order to keep the temperature inside the poultry house 1 constant, and it is desirable that the temperature at an arbitrary position on the floor 2 be constant.
  • the distance 3L between the side walls 3a and 3b be set at a distance that allows the effect of the heater 10 to reach the wall when the heater 10 is placed at the center.
  • a ventilation fan 12 may be provided on at least one of the wife walls 4a.
  • the other end wall 4b is also provided with a door 13 that can be ventilated and can be opened and closed like a ventilation fan 12 or a screen door.
  • FIG. 2 shows a simple configuration of the heat exchanger 14.
  • the heat exchanger 14 includes a heat exchange element 14 a, an exhaust system air passage 14 o that exhausts air inside the poultry house 1 to the outside of the poultry house 1, and an air supply system air path 14 i that takes air outside the poultry house 1 into the poultry house 1. Consists of.
  • the heat exchange element 14a brings the air flow path 14o of the exhaust system and the air path 14i of the supply system close to each other, and gives the heat amount of the air of the exhaust system to the air of the supply system (sensible heat exchange). Alternatively, the humidity of the air in the exhaust system is also given to the air in the supply system (total heat exchange).
  • the heat exchange element 14a incorporates both a sensible heat exchange element and a total heat exchange element and can be switched by an external instruction.
  • a sensible heat exchange element is called sensible heat operation
  • total heat operation the case where it operates with a total heat exchange element is called total heat operation.
  • the exhaust system of the heat exchanger 14 is provided with an inside air suction port 14oi that takes in air inside the poultry house 1 below the inner wall 3ai. Moreover, the inside air outlet 14oo which is an outlet of the air of the exhaust system is provided below the outer wall 3ao.
  • the air discharged from the poultry house 1 contains components such as odor components such as ammonia and carbon dioxide. However, these are heavier than air, so they are less likely to be taken into the poultry house 1 by providing them below the side walls 3a. It is to do.
  • a fan 14of is provided in the middle of the exhaust system air passage 14o to generate an air flow from inside the chicken house 1 to outside the chicken house 1.
  • air reaches the heat exchange element 14a from the inside air suction port 14oi through the air passage 14o, is sent from the heat exchange element 14a to the inside air discharge port 14oo, and is discharged outside the poultry house 1.
  • the air supply system of the heat exchanger 14 is provided with an outside air suction port 14ii for taking in air outside the chicken house 1 above the outer wall 3ao.
  • An outside air outlet 14io for blowing outside air into the poultry house 1 is provided above the inner wall 3ai.
  • a fan 14if is also provided in the middle of the air passage 14i of the air supply system, and generates an air flow from the outside of the chicken house 1 to the inside of the chicken house 1.
  • air reaches the heat exchange element 14 a from the outside air suction port 14 ii is sent out from there to the outside air outlet 14 io in the chicken house 1, and is blown out into the chicken house 1.
  • the outside air outlet 14io is provided above the heater 10. This is because the outside air having a lower temperature than the warm air is applied from above to the warm air rising from the heater 10, and the warm air is directed toward the floor surface.
  • the exhaust air inside suction port 14oi is provided so as to be movable up and down.
  • the inside air suction port 14oi is arranged at a height of about 1 m until 14 days of age, it is possible to prevent the chicks from being affected by the suction air. Further, after 14 days of age, the inside air suction port 14oi is arranged at a height of about 50 cm, so that dirty air staying below can be efficiently ventilated.
  • the movement of the inside air suction port 14oi may be performed manually.
  • the description will be continued on the assumption that a moving unit 14d capable of moving the inside air suction port 14oi up and down by a control device 29 described later is provided.
  • the moving means 14d can be constituted by, for example, a chain 14s that lifts and supports the inside air suction port 14oi and a motor 14m that winds and unwinds the chain 14s.
  • the inside air suction port 14oi is configured such that the air passage 14o to the heat exchange element 14a is extendable or deformable.
  • an example is shown in which the bellows portion 14oj can be expanded and contracted.
  • the inside air suction port 14oi is suspended by a chain 14s.
  • the chain 14s is connected to the rotating shaft of the motor 14m via a pulley 14dw fixed in the heat exchanger 14.
  • the chain 14s is wound and unwound by the rotation of the rotating shaft of the motor 14m.
  • the inside air suction port 14oi moves up and down by winding and unwinding the chain 14s.
  • the rotation of the motor 14m is performed according to an instruction from the control device 29 described later.
  • FIG. 3A is a plan view of the poultry house 1.
  • the heater 10 is arranged along the side walls 3a and 3b on the center line 2a of the short side of the floor 2 (side where the end walls 4a and 4b are provided).
  • FIG. 3 shows an example in which seven heaters 10 are provided. This is to increase the temperature in the poultry house 1 when the outside air temperature is low. Brooded broilers can withstand some low temperatures (16-18 ° C), but chicks before moulting, especially those younger than 10 days, are vulnerable to low temperatures. Therefore, it is necessary to maintain the inside of the poultry house 1 at a constant temperature depending on the age of the chicks.
  • the heater 10 has a range that can be heated.
  • the interval 10L between the heaters 10 may be a design matter that is appropriately determined depending on the size of the chicken house 1 and the capacity of the heater 10.
  • the heater 10 when the distance 3L between the side walls is long and the heater 10 is arranged on the center line 2a of the short side, when the warm air does not reach the vicinity of the side wall, the heater 10 is equidistantly spaced along the short side. You may arrange in. For example, the heater 10 may be arranged along a quadrant of the short side.
  • the heater 10 in the poultry house 1 according to the present invention, heat exchange is performed between the air in the warmed poultry house 1 and the air outside the cool poultry house 1, and the outside air warmed as a result of the heat exchange is blown out into the poultry house 1.
  • the inside air suction port 14oi which takes in the air in the poultry house 1 of the heat exchanger 14 is provided in inner wall 3ai, 3bi.
  • FIG.3 (b) the example which has arrange
  • a pair of heat exchangers 14 are provided on both side walls 3a and 3b in FIG.
  • the heat exchanger 14 When the heat exchanger 14 is operated in such an arrangement, an air flow is generated between the side walls 3a and 3b having a distance shorter than the distance 4L between the end walls 4a and 4b. Therefore, unlike the tunnel ventilation in which the interior of the poultry house 1 is ventilated by the ventilation fan 12 provided on the end walls 4a and 4b, the problem that the temperature and the wind speed are likely to vary depending on the place is less likely to occur.
  • the arrangement of the heat exchangers 14 is preferably arranged at least one by one with the heater 10 interposed therebetween, but is not limited to one by one.
  • the pair of heat exchangers 14 provided with the heater 10 interposed therebetween is referred to as “one set”. Since one set of heat exchangers 14 is provided so as to be opposed to the left and right side walls 3a and 3b, the set of heat exchangers 14 includes two heat exchangers 14.
  • the number of heaters 10 and the number of sets of heat exchangers 14 are equal. It can be said that two sets of heat exchangers 14 are arranged between the two heaters 10.
  • the fact that the heat exchanger 14 is not limited to one set for one heater 10 means that two or more sets of heat exchangers 14 are arranged between the two heaters 10. .
  • FIG. 4 (a) shows this example.
  • Three sets of heat exchangers 14-1, 14-2, 14-3 are provided between the two heaters 10-1, 10-2.
  • the pair of heat exchangers 14-2 are not provided at positions facing the heaters 10 in the middle of each other.
  • the heat exchangers 14-1 and 14-3 are provided at positions facing each other with the heater 10 in the middle of each other. Therefore, such an arrangement may be used.
  • the position of the heat exchanger 14 may be shifted as long as warm air having the same temperature as the warm air obtained at the position where the heaters 10 are placed in the middle of each other can be obtained.
  • An example of this is shown in FIG.
  • the heat exchangers 14-5 and 14-6 are displaced from the position P1 where the heater 10 is placed in the middle. However, it is sufficiently close to the position of P1, and the distance La from P1 is also the same. Therefore, the amount of heat obtained for heat exchange is the same in either heat exchanger 14.
  • these heat exchangers 14-5 and 14-6 can obtain almost the same warm air as when the heater 10 is placed in the middle and face each other. Therefore, “facing across the heater 10” includes the arrangement of 14-5 and 14-6 in FIG. 4B (only one of them may be used).
  • the interval between the heat exchangers 14-5 and 14-6 is increased in FIG. 4B, the heat exchangers 14 are arranged at equal intervals on the side walls 3a and 3b, and the heater 10 is sandwiched between them. You may make it face diagonally. In this case, an effect similar to that shown in FIGS. 4A and 4B can be obtained by making the blowing direction of the outside air outlet 14io oblique so as to blow out from the heat exchanger 14 toward the heater 10.
  • the pair of heat exchangers 14 provided with the heater 10 interposed therebetween means that the heater 10 is heated from the heat exchanger 14 at a position where the heater 10 is placed in the middle.
  • the position may be shifted within a range in which the outside air blown toward the heater reaches the heater 10.
  • the heat exchanger 14-10 is arranged away from the heater 10, so that it is not possible to obtain the same warm air as obtained at the position where the heater 10 is placed in the middle.
  • the heat exchangers 14-1 and 14-3 are arranged at positions where the heater 10 is interposed, the arrangement shown in FIG. 4A can be said to be the poultry house 1 according to the present invention.
  • a control device 29 may be provided.
  • the control device 29 is connected to an input device 31 for giving an instruction from the outside and a display device 32 capable of displaying the state in the poultry house 1.
  • the chicken house 1 includes an outside air thermometer 16a and an outside air hygrometer 16b for measuring the outside temperature and humidity, an inside thermometer 18a for measuring the temperature and humidity inside the chicken house 1, an inside hygrometer 18b, and carbon dioxide.
  • a sensor such as an environmental meter 20 capable of measuring carbon monoxide, ammonia, and the amount of dust is provided.
  • the environmental measuring meter 20 is described here as one, there may be separate measuring devices such as a carbon dioxide meter 20a, a carbon monoxide meter 20b, an ammonia meter 20c, and a dust meter 20d. In the figure, these symbols are not described, but are described as one environment measuring instrument 20. Further, a measurement value obtained from the environmental meter 20 is referred to as an environmental index Ev. Therefore, the environmental meter 20 may be called an environmental index measuring device.
  • the chicken house 1 may be provided with a camera 22.
  • the floor surface 2 of the poultry house 1 is divided into a plurality of breeding zones Bz.
  • the number of cameras 22 that can determine whether or not broilers are present in at least all breeding zones Bz may be arranged.
  • the control device 29 is connected to these sensors, and can detect at least the outside air temperature To, the outside air humidity Ho, the inside temperature Ti, and the inside humidity Hi.
  • FIG. 5 shows the connection relationship between the control device 29 and some of these sensors.
  • the control device 29 is not only connected to the outdoor thermometer 16a, the outdoor air hygrometer 16b, the indoor thermometer 18a, and the indoor hygrometer 18b, but is also connected to the ventilation fan 12, the heat exchanger 14, and the heater 10. It may be. Therefore, the control device 29 adjusts the displacement of the heat exchanger 14 and the amount of air supplied from outside into the poultry house 1, the sensible heat operation or the total heat operation, and the moving means for adjusting the height of the inside air suction port 14oi. 14d can be controlled.
  • the control device 29 further includes an input device 31 for operating the control device 29, a display device 32 for displaying data detected by the control device 29, an operating state, and the like, and a timer 30T.
  • the control apparatus 29 is comprised so that the heater 10 and the heat exchanger 14 can control each machine separately.
  • the timer 30T of the control device 29 is started.
  • the chicken house 1 has already been set to a temperature environment for chicks of zero days of age. It is necessary to set a temperature of about 30 ° C. for a zero-day-old chick.
  • the control apparatus 29 adjusts the operating temperature of the heater 10, and sets the height of the inside air suction port 14oi above the head of the chick and about 1 m above the floor 2.
  • FIG. 6A is a cross section of the poultry house 1 cut along a plane parallel to the wife wall 4a.
  • the inside air suction port 14oi sucks air in the poultry house 1 in order to discharge it to the outside. That is, an air flow is generated in the vicinity of the inside air suction port 14oi.
  • it is necessary to create an air flow (wind) with a certain amount of airflow.
  • the inside air suction port 14oi is disposed above the head of the chick so that the chick is not exposed to the wind flow.
  • the control device 29 sets the height h of the inside air suction port 14oi from the floor surface 2 to about 1 m until the 14th day in accordance with the age, and moves it little by little from the 14th day to the 35th day. Until about 35 days old, the broiler should not be affected by the flow of air sucked into the inside air suction port 14oi.
  • the height of the inside air suction port 14oi is set to about 50 cm so that the air flow sucked into the inside air suction port 14oi does not directly hit the broiler even after mowing.
  • Grown broilers require a lot of oxygen, heat and moisture in the body, and the amount of emissions increases, so it is necessary to ventilate efficiently. Yes.
  • the outside air outlet 14io is disposed above the heater 10.
  • the air from the outside air outlet 14io is heat-exchanged with the air in the poultry house 1, and is at a temperature higher than the outside air temperature.
  • air lower than the temperature in the poultry house 1 is blown into the poultry house 1.
  • the heat exchanger 14 is installed facing both side walls 3a and 3b, so that the outside air discharged from the outside air outlet 14io collides with the upper side of the heater 10 and faces downward. This is because it prevents the warm air from rising.
  • the air in which the cold air and the warm air are mixed decreases in the temperature of the warm air, so that the air flows downward toward the floor 2.
  • a circulating flow is formed in the height direction of the poultry house 1.
  • control device 29 detects the outside air temperature To, the outside air humidity Ho, the inside temperature Ti, and the inside humidity Hi, and switches the operation state of the heat exchanger 14 between the full heat operation and the sensible heat operation.
  • switching according to the age of the broiler may be performed. For example, when the age is shallow and the outside air temperature To is low, the total heat operation is performed to suppress the release of moisture. In addition, when the age is large and the house temperature Ti is higher than the outside air temperature To, the control device 29 performs control such that sensible heat operation is performed, moisture in the air is discharged, and house humidity Hi is lowered.
  • FIG. 6B is a plan view of the poultry house 1.
  • the pair of heat exchangers 14 arranged with the heater 10 interposed therebetween is operated as described above, the blown air from the heat exchangers 14 collides with the sky above the heater 10 and spreads in the planar direction.
  • air circulation occurs in the height direction, and at the same time, a circulation flow is also generated in the plane direction. Therefore, facilities such as a circulation fan and a circulator are not required.
  • ventilation between the side walls 3a and 3b has the following effects.
  • the acceptance number is determined so that it has an appropriate density. Therefore, the whole poultry house is not used when the age is young. In such cases, the poultry house may be divided into several sections.
  • the third block from the left is a breeding zone Bz used for young chicks.
  • the poultry house 1 according to the present invention maintains only the breeding zone Bz in a predetermined environment by using the three heaters 10z and the three heat exchangers 14z arranged in the breeding zone Bz. be able to. Therefore, it is excellent also from the viewpoint of energy saving.
  • This breeding zone Bz can also be automatically determined by using the camera 22 described above.
  • the poultry house 1 has at least a pair of heat exchangers 14 disposed on the side walls 3a and 3b with the heater 10 provided in the poultry house 1 interposed therebetween. Uniformity is unlikely to occur, and the temperature and humidity in the poultry house 1 can be kept uniform.
  • FIG. 6 a control device for the ventilation system of the poultry house 1 shown in the first embodiment will be described. Therefore, the structure of the poultry house 1, the heat exchanger 14 and the like use FIGS. Further, the control of the ventilation system shown in the present embodiment may be used in combination with the control for changing the height of the inside air suction port 14oi according to the breeding days shown in the first embodiment. Therefore, the ventilation shown in FIG. 6 may be performed while performing the control of the present embodiment.
  • FIG. 7 shows the configuration of the control device 30 used in the present embodiment.
  • the control device 30 includes an MPU (Micro Processor Unit), a memory 30m, and a control program.
  • the control device 30 is connected to an input device 31 for giving an instruction from the outside and a display device 32 capable of displaying the state in the poultry house 1.
  • signals from the outside air thermometer 16a, the outside air hygrometer 16b, the building thermometer 18a, the building hygrometer 18b, and the input device 31 are input to the control device 30. Is done.
  • the control device 30 is connected to the environmental meter 20, the heater 10, the ventilation fan 12, each heat exchanger 14, and the display device 32. An instruction signal can be output to these devices.
  • control device 30 has a timer 30T as well as the control device 29. Furthermore, the control device 30 is provided with a management temperature determination unit 30A, a management ventilation amount determination unit 30B, a breeding zone determination unit 30C, a heat exchanger control unit 30D, an age determination unit 30E, and an outside air temperature detection unit 30F. These may be provided with a dedicated circuit in the control device 30, but may be realized as software as a control program.
  • FIG. 8 is a part of the control flow of the ventilation system of the control device 30.
  • the control device 30 may perform more control than shown here.
  • step S102 When the process starts (step S100), initialization is performed (step S102). As initial settings, management temperature Tc, management humidity Hc, ⁇ T1, ⁇ T2, minimum ventilation volume Ae, value of correction value Ad based on environmental index Ev, designation of breeding zone Bz, and the like are input. As will be described later, the correction value Ad is a value that is considered when determining the number of operating heat exchangers 14. These values are changed according to the age of the broiler. Therefore, an equation for obtaining a value corresponding to the age and a table of each variable for each age are input in advance at the time of initial setting.
  • the management is started.
  • the breeding zone Bz described in the initial setting may be input at this time.
  • the control device 30 starts an internal timer 30T (step S106). Or record the date and time of receipt.
  • the current age is obtained by the age determination unit 30E based on the value of the timer 30T or the elapsed time from the date of acceptance. That is, the age determination unit 30E returns the current age Rd when requested.
  • the age of the day of acceptance (“current age Rd” at this stage) is recorded in the management age Md.
  • management parameters Mp such as management temperature Tc, management humidity Hc, ⁇ T1, ⁇ T2, and minimum ventilation volume Ae are determined based on the management day age Md (step S108).
  • the management temperature Tc, the management humidity Hc, ⁇ T1, and ⁇ T2 are determined by the management temperature determination unit 30A based on the management date Md.
  • the correction value Ad based on the minimum ventilation volume Ae and the environmental index Ev is determined by the management ventilation volume determination unit 30B based on the management day age Md. Thereafter, if this routine is passed, the management parameter Mp is updated according to the management day age Md at that time.
  • step S110 a temperature obtained by subtracting ⁇ T1 ° C. from the management temperature Tc determined based on the management temperature age Md and the outside temperature To obtained by the outside temperature detection unit 30F by the outside temperature thermometer 16a is compared (step S110). If the outside air temperature To is low (Y branch of step S110), the heat exchanger 14 is started (step S112). That is, when the outside air temperature To falls below ⁇ T1 ° C. from the management temperature Tc, sufficiently cool air is taken in from the building, so the heat exchanger 14 is started and efforts are made to maintain the amount of heat.
  • step S112 when starting the heat exchanger 14, the driving
  • step S110 when the outside air temperature To is higher than the temperature obtained by subtracting ⁇ T1 ° C. from the management temperature Tc (N branch in step S110), the outside air temperature To is compared with the value obtained by adding ⁇ T2 ° C. to the management temperature Tc (step S114). If the outside air temperature To is higher than the temperature obtained by adding ⁇ T2 ° C. to the management temperature Tc (Y branch of step S114), the heat exchanger 14 is stopped and the ventilation fan 12 is started (step S116).
  • step S110 and step S114 the inequality sign does not include a case where the values are equal to each other, but may be included. That is, the inequality sign in both steps may be “ ⁇ ” or “ ⁇ ”.
  • step S118 it is determined whether or not the management parameter Mp needs to be changed. This determination is made based on whether or not the age has advanced. This is because the ventilation system operates according to the age. Specifically, if the management age Md and the current age Rd calculated by the age determination unit 30E are different (N branch in step S118), it is determined that the management parameter Mp needs to be changed.
  • step S120 the management age Md is incremented (step S120), and the process proceeds to step S108. If it is not necessary to change the management parameter Mp (Y branch in step S118), an end determination (step S122) is performed. The end determination may be made based on whether or not the current age Rd is the planned shipping age RE.
  • step S122 If the process is to be terminated (Y branch of step S122), the termination process is performed (step S124) and stopped (step S126). If the process does not end (N branch in step S122), the process proceeds to step S110.
  • FIG. 9 shows an operation image of the heat exchanger 14 controlled by the above flow.
  • FIG. 9A shows the operation of the heat exchanger 14 within a day.
  • the horizontal axis is time, and the vertical axis is temperature.
  • the outside air temperature To decreases from midnight to dawn.
  • the outside air temperature To rises, and the outside air temperature To falls again from noon to evening. This is shown by the curve of the outside air temperature To.
  • the management temperature Tc determined by the age at this time is determined as shown in FIG. 9A with respect to such a change in the outside air temperature To.
  • the heat exchanger 14 is operated when the outside air temperature To is lower than the management temperature Tc, and is stopped when the outside air temperature To is higher than the management temperature Tc.
  • the control apparatus 30 of this invention will start an operation
  • the point “START14” is the operation start point of the heat exchanger 14.
  • the operation is stopped when the outside air temperature To becomes higher than the control temperature Tc by ⁇ T2 ° C. or more.
  • the point of “STOP 14” is the operation stop point of the heat exchanger 14.
  • FIG. 9B is an explanatory diagram when the time axis is made longer.
  • the horizontal axis is the number of breeding days, and the vertical axis is the temperature.
  • the management temperature Tc is determined based on the age of the broiler, and the management temperature Tc decreases as the age advances. For example, the management temperature of chicks up to 7 days of age needs to be about 30 ° C., but the management temperature of adult birds that have passed 35 days of age and have molted may be 16 to 18 ° C.
  • FIG. 9B it can be seen that the management temperature Tc decreases with the number of breeding days (age).
  • the outside air temperature To is moving from a low temperature to a high temperature as shown in FIG.
  • the outside air temperature To varies depending on the season in which the poultry house 1 is set up.
  • the heat exchanger 14 is operated when the outside air temperature To is lower than the management temperature Tc by ⁇ T1 ° C. or more, and is stopped when it is higher than the management temperature Tc by ⁇ T2 ° C. or more.
  • FIG. 9B shows that after the breeding days W, the heat exchanger 14 has entered a period when it is not necessary to use it.
  • the operation is repeatedly started and stopped according to the temperature during the day. Therefore, even in the season when the outdoor temperature To during the daytime is sufficiently higher than the house temperature Ti, the heat exchanger 14 operates if the temperature before dawn is lower than the management temperature Tc by ⁇ T1 ° C. or more.
  • ⁇ T1 is set to a large value according to the age of the broiler
  • ⁇ T2 is set to a small value according to the age of the broiler.
  • Broilers gain weight with age, and the broiler itself generates more heat.
  • ⁇ T1 is set as a proportion of the rise in the building temperature Ti due to the amount of heat generated by the broiler itself.
  • ⁇ T2 is a value provided to suppress hunting of operation / stop of the heat exchanger 14, and the width of the dead zone ( ⁇ T1 + ⁇ T2) is set to a constant value regardless of the age, so ⁇ T2 is the value of the broiler A small value is set according to the age. Thereby, useless driving
  • FIG. 10 is a flow showing in further detail the step (S112) in which the heat exchanger 14 of the flow of FIG. 8 operates.
  • the minimum ventilation amount Ae is determined (step S202).
  • the minimum ventilation volume Ae is determined by the management ventilation volume determination unit 30B based on the management day age Md. This is because broilers know almost the required amount of oxygen according to their age.
  • the relationship between the environmental index Ev and the correction value Ad is preferably input at the time of initial setting (step S102).
  • step S204 it is confirmed whether or not the breeding zone Bz is designated (step S204). If the breeding zone Bz is designated (Y branch in step S204), the process proceeds to step S250.
  • Step S206 a heat exchanger 14 (use device) used in the heat exchanger 14 and an operation pattern P14 for selecting continuous operation or intermittent operation are obtained. It is also assumed that this is given to the control device 30 in advance by a table or the like. Or you may make it obtain
  • the operation pattern P14 is intermittent operation, and in other cases, it is continuous operation. This process may be performed by the management ventilation amount determination unit 30B.
  • an instruction is issued to the corresponding heat exchanger 14.
  • This instruction may be performed by the heat exchanger control unit 30D.
  • the heat exchanger 14 (corresponding device) that has received the instruction starts (step S208).
  • the processing flow moves to step S118 in FIG. In this way, the heat exchanger 14 is operated.
  • the designation of the breeding zone Bz means that the floor surface 2 of the chicken house 1 is divided into a plurality of sections and only a part of the breeding zone Bz is used.
  • the designation of the breeding zone Bz is notified to the control device 30 by inputting to the control device 30 when the date of entry and the breeding zone Bz are changed. In the flow of FIG. 4, it can be performed at the initial setting in step S102 or the timer start portion in step S106.
  • the control device 30 operates the heat exchanger 14 related to the designated breeding zone Bz.
  • the control device 30 detects the breeding zone Bz currently used by viewing the video of the camera 22. To do.
  • FIG. 10 shows a flow when the camera 22 is used. If a specific location of the breeding zone Bz is instructed, it is sufficient to skip to step S254.
  • the images of the breeding zone Bz are copied at different times (step S250), and by comparing these, it is possible to determine which breeding zone Bz is used (step S252).
  • the breeding zone Bz is determined by image analysis other than this, and the detection is completed. Such processing can be performed by the breeding zone determination unit 30C.
  • step S254 the heat exchanger 14 and the operation pattern P14 to be used are determined. Thereafter, the corresponding heat exchanger 14 is instructed (step S256).
  • FIG. 11 shows the floor surface 2 of the poultry house 1 divided into breeding zones Bz. It is assumed that there are four breeding zones Bz and the third zone from the left is used. The control device 30 knows that an instruction for this zone has been received in advance or that breeding is being performed in this zone through image analysis of the camera 22.
  • operation instructions are given to four sets of eight heat exchangers 14 that can cover the third zone.
  • the minimum ventilation volume Ae is lower than the minimum ventilation volume of 4 sets of 8 heat exchangers 14, the uniformity of ventilation in the breeding zone Bz is ensured by operating each heat exchanger 14 in order.
  • reference numerals 1 to 8 are assigned to the eight heat exchangers 14. Then, the heat exchanger 14 is operated in the order of the symbols, and when one unit is operating, the other heat exchanger 14 is stopped. Of course, you may perform intermittent operation about all the applicable heat exchangers 14.
  • FIG. 11 reference numerals 1 to 8 are assigned to the eight heat exchangers 14. Then, the heat exchanger 14 is operated in the order of the symbols, and when one unit is operating, the other heat exchanger 14 is stopped. Of course, you may perform intermittent operation about all the applicable heat exchangers 14.
  • the heat exchanger 14 By operating the heat exchanger 14 intermittently in this way, the inside of the breeding zone Bz can be uniformly ventilated, and the degree of contamination of the filter of the inside air suction port 14oi of the heat exchanger 14 and the heat exchange element 14a can be changed. It can be made constant for each heat exchanger 14.
  • control device 30 of the ventilation system of the poultry house 1 can perform temperature management and ventilation management according to the number of breeding days in the poultry house 1, suppress unnecessary power consumption, and perform energy saving operation. be able to.
  • control device of the poultry house and the ventilation system of the poultry house according to the present invention can be suitably used as a broiler breeding facility.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Birds (AREA)
  • Zoology (AREA)
  • Animal Husbandry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Housing For Livestock And Birds (AREA)

Abstract

Le poulailler d'après la présente invention est caractérisé en ce qu'il comporte une surface de plancher rectangulaire, des parois latérales disposées sur les côtés longs de la forme rectangulaire, des parois de pignons disposées sur les côtés courts de la forme rectangulaire, un toit qui recouvre la surface de plancher, une pluralité d'éléments chauffants disposés entre les parois latérales dans une direction longitudinale, ainsi qu'au moins deux échangeurs de chaleur disposés sur les parois latérales de manière à ce que les éléments chauffants soient intercalés entre elles. Chacun des échangeurs de chaleur se présente sous la forme d'une boîte et comprend : un orifice d'alimentation en air extérieur formé au niveau de la partie supérieure sur le côté de la paroi latérale de façon à souffler l'air extérieur dans le poulailler par l'intermédiaire d'un élément d'échange de chaleur ; un orifice d'aspiration d'air intérieur formé au niveau de la partie inférieure sur le côté de la paroi latérale correspondante de façon à aspirer l'air intérieur du poulailler ; un orifice d'aspiration d'air extérieur formé sur le côté opposé de la paroi latérale de façon à aspirer l'air extérieur ; et un orifice de décharge d'air intérieur formé sur le côté opposé de la paroi latérale de façon à décharger l'air intérieur à l'extérieur du poulailler par l'intermédiaire de l'élément d'échange de chaleur. Dans le cadre de l'élevage de poulets, dans lequel l'environnement pendant la période des premiers jours affecte le poids des poulets adultes, le poulailler d'après la présente invention permet une gestion méticuleuse de la ventilation ou de la température à chaque âge. De plus, ledit poulailler est satisfaisant en termes d'économie d'énergie.
PCT/JP2017/012297 2016-03-25 2017-03-27 Poulailler et appareil de commande pour système de ventilation de poulailler WO2017164416A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2016061951A JP6372708B2 (ja) 2016-03-25 2016-03-25 鶏舎
JP2016-061950 2016-03-25
JP2016061950A JP6709970B2 (ja) 2016-03-25 2016-03-25 鶏舎の換気システムの制御装置
JP2016-061951 2016-03-25

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107821221A (zh) * 2017-11-20 2018-03-23 广东温氏食品集团股份有限公司 可挡风的喂料行车及禽类饲养系统
CN110859137A (zh) * 2019-12-10 2020-03-06 常德市中晟农牧有限公司 一种蛋鸡养殖通风恒温装置

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55104834A (en) * 1979-02-06 1980-08-11 Kaneko Agricult Machinery Animal house warming apparatus using composting heat
JPH02195832A (ja) * 1988-10-07 1990-08-02 Ijichi Shiyukeijiyou:Kk 鶏舎環境制御方法
JPH05199823A (ja) * 1992-01-24 1993-08-10 Chubu Shiryo Kk 家禽ひなの飼育方法
JP3008828U (ja) * 1994-05-30 1995-03-20 全国農業協同組合連合会 畜舎における還気利用給気装置
US5915620A (en) * 1997-12-01 1999-06-29 Doss; James R. Apparatus for heating and ventilating a farm enclosure
JP2012085567A (ja) * 2010-10-18 2012-05-10 Unitika Ltd 養鶏舎内の飼育環境改善構造

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55104834A (en) * 1979-02-06 1980-08-11 Kaneko Agricult Machinery Animal house warming apparatus using composting heat
JPH02195832A (ja) * 1988-10-07 1990-08-02 Ijichi Shiyukeijiyou:Kk 鶏舎環境制御方法
JPH05199823A (ja) * 1992-01-24 1993-08-10 Chubu Shiryo Kk 家禽ひなの飼育方法
JP3008828U (ja) * 1994-05-30 1995-03-20 全国農業協同組合連合会 畜舎における還気利用給気装置
US5915620A (en) * 1997-12-01 1999-06-29 Doss; James R. Apparatus for heating and ventilating a farm enclosure
JP2012085567A (ja) * 2010-10-18 2012-05-10 Unitika Ltd 養鶏舎内の飼育環境改善構造

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107821221A (zh) * 2017-11-20 2018-03-23 广东温氏食品集团股份有限公司 可挡风的喂料行车及禽类饲养系统
CN110859137A (zh) * 2019-12-10 2020-03-06 常德市中晟农牧有限公司 一种蛋鸡养殖通风恒温装置

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