WO2024010124A1 - Système de récupération de chaleur de fermentation de déchets d'élevage - Google Patents

Système de récupération de chaleur de fermentation de déchets d'élevage Download PDF

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Publication number
WO2024010124A1
WO2024010124A1 PCT/KR2022/009957 KR2022009957W WO2024010124A1 WO 2024010124 A1 WO2024010124 A1 WO 2024010124A1 KR 2022009957 W KR2022009957 W KR 2022009957W WO 2024010124 A1 WO2024010124 A1 WO 2024010124A1
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WO
WIPO (PCT)
Prior art keywords
livestock
storage tank
moving
fermentation
livestock waste
Prior art date
Application number
PCT/KR2022/009957
Other languages
English (en)
Korean (ko)
Inventor
강건민
이상로
박광우
양철주
문홍석
Original Assignee
주식회사 더블유피
순천대학교 산학협력단
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.)
Filing date
Publication date
Application filed by 주식회사 더블유피, 순천대학교 산학협력단 filed Critical 주식회사 더블유피
Priority to PCT/KR2022/009957 priority Critical patent/WO2024010124A1/fr
Publication of WO2024010124A1 publication Critical patent/WO2024010124A1/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
    • A01K1/00—Housing animals; Equipment therefor
    • A01K1/01—Removal of dung or urine, e.g. from stables
    • 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
    • A01K7/00—Watering equipment for stock or game
    • A01K7/02—Automatic devices ; Medication dispensers
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
    • F24H1/10—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium
    • F24H1/12—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00

Definitions

  • the present invention relates to a livestock manure fermentation heat recovery system, and more specifically, to heating water using the fermentation heat generated during livestock manure fermentation using aerobic microorganisms, which not only cleans livestock sheds but also heats drinking water supplied to livestock in winter. It is about a livestock manure fermentation heat recovery system that can be used.
  • livestock waste generated in livestock farms (pig houses, chicken houses, cattle sheds, etc.) where livestock are raised is causing soil and water pollution problems due to improper management.
  • the nitrogen balance (input surplus) of the soil area caused by chemical fertilizers and livestock manure in Korea is 238 kg/ha, the highest level among OECD countries, and the nutrient balance excess ratio is 90.6% for nitrogen and phosphoric acid. It is estimated to reach 125.1%, and Gari 85.7%.
  • livestock farms place many thermal water supply devices for livestock outdoors or in livestock barns to provide drinking water to livestock or use it as washing water to wash livestock barns.
  • seasons such as winter when the air temperature is low, the water supplied to livestock drinking water tanks In order to prevent this from becoming too full or freezing, the water and washing water in the drinking water tank was heated with a boiler or electric heater, resulting in increased electricity and fuel consumption, which resulted in economic difficulties as the costs required for livestock operation increased.
  • the present invention was invented to solve the above-mentioned problems, and its purpose is to recover and recycle the fermentation heat generated when fermenting livestock manure generated in livestock housing (pig housing, chicken housing, cattle housing, etc.) using aerobic microorganisms, making it environmentally friendly.
  • livestock housing pig housing, chicken housing, cattle housing, etc.
  • aerobic microorganisms By rationally responding to livestock management guidelines, difficulties faced by livestock farms can be resolved.
  • complaints regarding the difficulty in disposing of manure due to insufficient farmland (seasonal conditions) and odor caused by neglect can be resolved. What was once considered a resource can be turned into a resource, and it can be used as a means of keeping the drinking water supplied to livestock warm, preventing it from getting cold or freezing in the winter.
  • the livestock waste fermentation heat recovery system for achieving the above technical problem is installed inside the fermentation plant 100, which is blocked from the outside, and stored, and has at least two devices to measure the temperature of the fermentation heat according to the height of the stored livestock waste.
  • a pair of guide bars 111 installed in the longitudinal direction on both sides of the upper surface of the livestock manure storage tank 110;
  • a moving motor 131 installed on one side of the upper surface of the moving frame 140 to rotate the moving wheel 130;
  • a stirring motor 150 installed on the other upper surface of the moving frame 140;
  • a stirring wheel (160) installed inside the axle manure storage tank (110) to be rotated by the stirring motor (150) and having a plurality of stirring blades (161) installed on the outer circumferential surface;
  • Elevating frame 170 Elevating frame 170; A lifting motor 200 that rotates the winding wheel 201 to raise or lower the lifting frame 170; An odor filter 210 installed on the wall 101 of the fermentation plant 100 to prevent odor generated inside the fermentation plant 100 from being generated to the outside; And, a water storage tank 190 installed at the end of the heat exchange pipe 171 built into the lifting frame 170, and a circulation installed in the heat exchange pipe 171 to circulate the water stored in the water storage tank 190. Includes pump 191.
  • the present invention not only heats the water circulating in the heat exchange pipe by the fermentation heat generated when the livestock waste stored in the livestock waste storage tank is fermented by aerobic microorganisms, but also agitates the livestock waste stored in the livestock waste storage tank, thereby fermenting the livestock waste.
  • This has the unique effect of reducing the costs required for livestock farming by reducing the consumption of electricity or fuel by eliminating the use of electric heaters or boilers previously used to keep drinking water warm and to heat washing water.
  • Figure 1 is a perspective view showing a system according to the present invention.
  • Figure 2 is a cross-sectional view showing the system according to the present invention.
  • Figure 3 is a cross-sectional view showing a state in which fermentation heat is recovered by the system according to the present invention.
  • Figure 4 is a bottom perspective view showing the arrangement of heat exchange pipes according to the present invention.
  • Figure 1 is a perspective view showing a system according to the present invention
  • Figure 2 is a cross-sectional view showing the system according to the present invention
  • Figure 3 is a cross-sectional view showing a state in which fermentation heat is recovered by the system according to the present invention
  • Figure 4 is a This is a bottom perspective view showing the arrangement of the heat exchange pipe according to the invention.
  • the present invention is provided with a fermentation facility 100 made up of a wall 101 and a roof 102 to be blocked from the outside, and an entrance door 103 is installed on one or both sides of the wall 101. there is.
  • a livestock waste storage tank 110 is installed to store livestock waste (A), and a pair of guide bars 111 are installed on both sides of the upper surface of the livestock waste storage tank 110 in the longitudinal direction.
  • at least two or more fermentation heat sensors 120 are installed to measure the temperature of fermentation heat according to the height of the livestock manure stored in the livestock manure storage tank 110.
  • a pair of moving wheels 130 are rotatably installed on the upper surface of the guide bar 111 in a contact state, and the moving wheels 130 are installed at both ends of the moving frame 140.
  • a moving motor 131 is installed on one upper surface of the moving frame 140 to transmit rotational force to one of the pair of moving wheels 130, and the moving frame 140
  • a stirring motor 150 is installed on the other side of the upper surface.
  • One end of a stirring chain 151 is installed on the stirring motor 150, and a stirring wheel 160 installed inside the axle manure storage tank 110 is installed on the other end of the stirring chain 151, and the stirring wheel 160 is installed on the stirring motor 150.
  • a plurality of stirring blades 161 are installed on the outer peripheral surface of (160) to stir the livestock waste.
  • a lifting frame 170 is installed on the upper part of the livestock manure storage tank 110 to be able to be raised and lowered, and on the bottom of the lifting frame 170, a plurality of heat exchange pipes through which water heated by fermentation heat generated from the livestock waste circulates. (171) is installed exposed.
  • a water storage tank 190 for storing water and a circulation pump 191 for circulating water are installed at the end of the heat exchange pipe 171.
  • a plurality of temperature sensors 180 are installed to measure the temperature of the water storage tank 190 heated by fermentation heat and the temperature of the bottom edge of the lifting frame 170.
  • the lower end of the wire 202 is installed on the upper surface of the lifting frame 170, and the upper end of the wire 202 is wound around the winding wheel 201 rotated by the lifting motor 200. By rotating 200 in the forward or reverse direction, the lifting frame 170 moves up and down.
  • an odor filter 210 is installed on the wall 101 of the fermentation plant 100 to prevent odor generated when livestock waste is fermented by aerobic microorganisms from being generated to the outside.
  • the temperature of the fermentation plant 100 is prevented from being lowered by the external temperature. It is to prevent.
  • the livestock waste (A) stored in the livestock waste storage tank 110 is fermented by aerobic microorganisms, and the odor generated when the livestock waste (A) is fermented is generated by the odor filter 210 installed on the wall 101 of the fermentation plant 100. Since it is removed and discharged to the outside, it prevents the surrounding environment from being polluted due to bad odor.
  • the lifting motor 200 is operated so that the wire 202 wound around the winding wheel 201 is unwound. is operated in the forward direction, and the lifting frame 170 to which the lower end of the wire 202 is connected moves downward. That is, the heat exchange pipe 171 exposed on the bottom of the lifting frame 170 is inserted into the livestock waste A stored in the livestock manure storage tank 110.
  • the water inside the heat exchange pipe 171 is heated by the fermentation heat generated from the livestock manure (A), and at this time, the circulation pump 191 is operated to continuously circulate the water inside the water storage tank 190. heating water.
  • the lifting motor 200 is operated in the reverse direction to move the lifting frame 170 upward.
  • the stirring blade 161 installed on the stirring wheel 160 rotates to stir the livestock manure stored in the livestock manure storage tank 110. Since the moving wheel 130 rotated by the moving motor 131 is rotated while being guided by the guide bar 111, the moving frame 140 and the stirring blade 161 are moved in the longitudinal direction of the livestock manure storage tank 110. As it moves, livestock waste and microorganisms are agitated.
  • the water is heated using the fermentation heat of the livestock waste (A) while repeating the above-described process.
  • the present invention recovers the heat generated from livestock manure, utilizes renewable energy, purifies the odor generated during fermentation of livestock manure, and uses the heat of fermentation to keep drinking water warm for livestock and heat washing water, using an electric heater or boiler. Since this is not done, the cost required for livestock operation can be reduced by reducing power or fuel consumption.
  • the present invention is installed in a farm's livestock shed, etc., and heats water using the fermentation heat generated during fermentation of livestock manure. It relates to a system that not only cleans the livestock shed, but also heats drinking water supplied to livestock in winter, and has industrial applicability. There is.

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Physics & Mathematics (AREA)
  • Animal Husbandry (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Microbiology (AREA)
  • Zoology (AREA)
  • Combustion & Propulsion (AREA)
  • Organic Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Housing For Livestock And Birds (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

La présente invention concerne un système de récupération de chaleur de fermentation de déchets d'élevage qui chauffe l'eau à l'aide de la chaleur de fermentation générée pendant la fermentation de déchets d'élevage à l'aide de micro-organismes aérobies, de telle sorte qu'une étable puisse être lavée et que l'eau potable fournie au bétail en hiver puisse être chauffée. Le système comprend : un réservoir de stockage de déchets d'élevage (100) installé dans une installation de fermentation qui est isolée de l'extérieur ; une paire de barres de guidage (111) qui sont installées dans la direction longitudinale sur les deux côtés de la surface supérieure du réservoir de stockage de déchets d'élevage ; un cadre mobile (140) sur les deux côtés duquel sont installées de manière rotative des roues de déplacement, les roues de déplacement tournant tout en étant en contact avec les barres de guidage ; un moteur de déplacement qui est installé sur un côté de la surface supérieure du cadre mobile (140) pour faire tourner les roues de déplacement; un moteur d'agitation (150) qui est installé sur l'autre côté de la surface supérieure du cadre mobile ; une roue d'agitation (160) qui est installée dans le réservoir de stockage de déchets d'élevage de façon à être entraînée en rotation par le moteur d'agitation, et a une pluralité d'ailes d'agitation installées sur sa surface circonférentielle externe ; un cadre de déplacement vers le haut/vers le bas (170) installé de telle sorte qu'une pluralité de tuyaux d'échange de chaleur dans lesquels l'eau chauffée par la chaleur de fermentation générée par les déchets d'élevage stockés dans le réservoir de stockage de déchets d'élevage est mise en circulation soient installés pour être exposés par la surface inférieure de celui-ci ; et un moteur de déplacement vers le haut/vers le bas (200) qui fait tourner une roue d'enroulement de façon à déplacer vers le haut ou vers le bas le cadre de déplacement vers le haut/vers le bas.
PCT/KR2022/009957 2022-07-08 2022-07-08 Système de récupération de chaleur de fermentation de déchets d'élevage WO2024010124A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/KR2022/009957 WO2024010124A1 (fr) 2022-07-08 2022-07-08 Système de récupération de chaleur de fermentation de déchets d'élevage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2022/009957 WO2024010124A1 (fr) 2022-07-08 2022-07-08 Système de récupération de chaleur de fermentation de déchets d'élevage

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19990046671A (ko) * 1999-04-08 1999-07-05 한상일 가축분뇨발효장치
KR20090039205A (ko) * 2007-10-17 2009-04-22 주식회사 이레 축분 발효열을 이용한 축산용 보온 급수장치
KR20130053830A (ko) * 2011-11-16 2013-05-24 김동기 발효통 또는 발효방
KR20140065569A (ko) * 2012-11-16 2014-05-30 비케이환경종합건설 주식회사 악취의 효과적 제거가 가능한 친환경 축사
KR102416481B1 (ko) * 2020-12-02 2022-07-05 순천대학교 산학협력단 축분 발효열 회수 시스템

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19990046671A (ko) * 1999-04-08 1999-07-05 한상일 가축분뇨발효장치
KR20090039205A (ko) * 2007-10-17 2009-04-22 주식회사 이레 축분 발효열을 이용한 축산용 보온 급수장치
KR20130053830A (ko) * 2011-11-16 2013-05-24 김동기 발효통 또는 발효방
KR20140065569A (ko) * 2012-11-16 2014-05-30 비케이환경종합건설 주식회사 악취의 효과적 제거가 가능한 친환경 축사
KR102416481B1 (ko) * 2020-12-02 2022-07-05 순천대학교 산학협력단 축분 발효열 회수 시스템

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