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CN110173909A - A kind of greenhouse Hot swapping system and its operation method - Google Patents

A kind of greenhouse Hot swapping system and its operation method Download PDF

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Publication number
CN110173909A
CN110173909A CN201910443659.7A CN201910443659A CN110173909A CN 110173909 A CN110173909 A CN 110173909A CN 201910443659 A CN201910443659 A CN 201910443659A CN 110173909 A CN110173909 A CN 110173909A
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CN
China
Prior art keywords
exchange device
heat exchange
shallow
deep
heat
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Pending
Application number
CN201910443659.7A
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Chinese (zh)
Inventor
李兴友
葛丽芳
邱金友
戴贵龙
蒋小强
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Fujian University of Technology
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Fujian University of Technology
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Priority to CN201910443659.7A priority Critical patent/CN110173909A/en
Publication of CN110173909A publication Critical patent/CN110173909A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24TGEOTHERMAL COLLECTORS; GEOTHERMAL SYSTEMS
    • F24T10/00Geothermal collectors
    • F24T10/10Geothermal collectors with circulation of working fluids through underground channels, the working fluids not coming into direct contact with the ground
    • F24T10/13Geothermal collectors with circulation of working fluids through underground channels, the working fluids not coming into direct contact with the ground using tube assemblies suitable for insertion into boreholes in the ground, e.g. geothermal probes
    • F24T10/15Geothermal collectors with circulation of working fluids through underground channels, the working fluids not coming into direct contact with the ground using tube assemblies suitable for insertion into boreholes in the ground, e.g. geothermal probes using bent tubes; using tubes assembled with connectors or with return headers
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/10Geothermal energy

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Greenhouses (AREA)

Abstract

The invention belongs to heat-exchange system technical fields, a kind of greenhouse Hot swapping system is disclosed, including greenhouse (1), water circulating pump (4), it is characterized by also including shallow-layer heat-exchange device (2), deep layer heat-exchange device (3) and surface-type heat-exchanger rig (5), the shallow-layer heat-exchange device (2), deep layer heat-exchange device (3), water circulating pump (4), surface-type heat-exchanger rig (5) is arranged in greenhouse (1), the shallow-layer heat-exchange device (2), water circulating pump (4), successively pipeline is connected deep layer heat-exchange device (3), the shallow-layer heat-exchange device (2), surface-type heat-exchanger rig (5), successively pipeline is connected deep layer heat-exchange device (3).Its operation method, comprising the following steps: deep soil and thin solum heat are replaced, and deep soil and air Hot swapping mix Hot swapping.Hot environment needed for capable of maintaining greenhouse, and green and pollution-free problem.

Description

Heat exchange system for greenhouse and operation method thereof
Technical Field
The invention belongs to the technical field of heat exchange systems, and particularly relates to a heat exchange system for a greenhouse and an operation method of the heat exchange system.
Background
The greenhouse is widely applied to the field of agricultural production, and creates a growth environment required by crops by creating a high-temperature environment. In order to maintain the high-temperature environment of the greenhouse, the heat pump heating or direct combustion heating mode is generally adopted in the industry at present, and the heat loss in the use process of the greenhouse is made up. There are problems of high energy consumption or environmental pollution. The greenhouse heating mode in the prior art has the problems of high energy consumption or environmental pollution, and technical improvement and perfection are needed by technical personnel.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a heat exchange system for a greenhouse and an operation method thereof, which can realize heat exchange in the greenhouse by consuming little energy, maintain the high-temperature environment required by the greenhouse, and are green, environment-friendly and pollution-free.
In order to achieve the purpose, the technical scheme of the invention is as follows:
the utility model provides a warmhouse booth is with hot replacement system, includes warmhouse booth 1, circulating water pump 4, its characterized in that: still include shallow heat exchange device 2, deep heat exchange device 3 and surface formula heat exchange device 5, shallow heat exchange device 2, deep heat exchange device 3, circulating water pump 4, surface formula heat exchange device 5 all set up in warmhouse booth 1, shallow heat exchange device 2, circulating water pump 4, deep heat exchange device 3 pipeline phase in proper order are connected, shallow heat exchange device 2, surface formula heat exchange device 5, deep heat exchange device 3 pipeline phase in proper order is connected.
Preferably, the shallow heat exchange device comprises a shallow coil pipe 21, a shallow water separator 22 and a shallow water collector 23, wherein a plurality of shallow coil pipes 21 are connected between the shallow water separator 22 and the shallow water collector 23, a circulating water pump connecting pipe 221 and a surface heat exchange device water supply connecting pipe 222 are arranged on the shallow water separator 22, the circulating water pump connecting pipe 221 is connected with a circulating water pump 4 water outlet pipe, the surface heat exchange device water supply connecting pipe 222 is connected with a surface heat exchange device 5 water inlet pipe, and a shallow water return connecting pipe 231 is arranged on the shallow water collector.
Preferably, the deep heat exchanger 3 comprises a deep coil 31, a deep water separator 32 and a deep water collector 33, a plurality of deep coils 31 are connected between the deep water separator 32 and the deep water collector 33, a deep water supply connecting pipe 321 and a surface heat exchanger water return connecting pipe 322 are arranged on the deep water separator 32, and the surface heat exchanger water return connecting pipe 322 is connected with a water outlet pipe of the surface heat exchanger 5; the deep water collector 33 is provided with a circulating water pump connecting pipe 331, the circulating water pump connecting pipe 331 is connected with a water inlet pipe of the circulating water pump 4, and the deep water supply connecting pipe 321 is connected with the shallow water return connecting pipe 231.
Preferably, a first valve 3211 is installed on the deep water supply connection pipe 321, and a second valve 3221 is installed on the surface heat exchanger water return connection pipe 322.
The operation method of the heat exchange system for the greenhouse comprises the following steps: the heat exchange between the deep soil and the shallow soil is realized by firstly opening the first valve 3211, closing the second valve 3221 and then opening the circulating water pump 4, wherein the deep heat exchange device 3 exchanges heat with the deep soil, the obtained heat is conveyed to the shallow heat exchange device 2 through the circulating water pump 4, the shallow heat exchange device 2 exchanges heat with the shallow soil to emit the heat to the shallow soil, and the heat exchange between the deep soil and the shallow soil is realized; or,
firstly, opening the second valve 3221, closing the first valve 3211, then opening the circulating water pump 4 and the surface heat exchange device 5, wherein at the moment, the deep heat exchange device 3 exchanges heat with the deep soil, the obtained heat is conveyed to the surface heat exchange device 5 through the circulating water pump 4, the surface heat exchange device 5 exchanges heat with the air in the greenhouse 1 to radiate the heat to realize the heat exchange between the deep soil and the air in the greenhouse 1; or,
and (3) mixed heat replacement, namely, firstly opening the first valve 3211 and the second valve 3221, and then opening the circulating water pump 4 and the surface type heat exchange device 5 to realize mutual heat replacement of deep soil, shallow soil and air in the greenhouse 1.
Compared with the prior art, the invention has the beneficial effects that:
the shallow layer heat exchange device and the deep layer heat exchange device can realize the heat replacement of shallow layer soil and deep layer soil. The shallow water separator, the shallow water collector, the deep water separator and the deep water collector can realize the function of switching the mode of mutual heat exchange among deep soil, shallow soil and air in the greenhouse.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
Fig. 1 is a schematic structural view of a heat exchange system for greenhouses according to the present invention.
Fig. 2 is a schematic view of a heat exchange mechanism of the heat exchange system for greenhouses according to the present invention.
FIG. 3 is a schematic view of a shallow heat exchange device of the heat exchange system for greenhouses according to the present invention.
Fig. 4 is a schematic view of a deep heat exchange device of the heat exchange system for greenhouses according to the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.
As shown in fig. 1 to 4, a heat exchange system for a greenhouse comprises a greenhouse 1, a shallow heat exchange device 2, a deep heat exchange device 3, a circulating water pump 4 and a surface heat exchange device 5, wherein the shallow heat exchange device 2, the deep heat exchange device 3, the circulating water pump 4 and the surface heat exchange device 5 are all arranged in the greenhouse 1, the shallow heat exchange device 2, the circulating water pump 4 and the deep heat exchange device 3 are sequentially connected, and the shallow heat exchange device 2, the surface heat exchange device 5 and the deep heat exchange device 3 are sequentially connected to meet the requirements of different operation modes.
Preferably, the shallow heat exchange device comprises a shallow coil pipe 21, a shallow water separator 22 and a shallow water collector 23, wherein a plurality of shallow coil pipes 21 are connected between the shallow water separator 22 and the shallow water collector 23, a circulating water pump connecting pipe 221 and a surface heat exchange device water supply connecting pipe 222 are arranged on the shallow water separator 22, the circulating water pump connecting pipe 221 is connected with a circulating water pump 4 water outlet pipe, the surface heat exchange device water supply connecting pipe 222 is connected with a surface heat exchange device 5 water inlet pipe, and a shallow water return connecting pipe 231 is arranged on the shallow water collector.
Preferably, the deep heat exchanger 3 comprises a deep coil 31, a deep water separator 32 and a deep water collector 33, a plurality of deep coils 31 are connected between the deep water separator 32 and the deep water collector 33, a deep water supply connecting pipe 321 and a surface heat exchanger water return connecting pipe 322 are arranged on the deep water separator 32, and the surface heat exchanger water return connecting pipe 322 is connected with a water outlet pipe of the surface heat exchanger 5; the deep water collector 33 is provided with a circulating water pump connecting pipe 331, the circulating water pump connecting pipe 331 is connected with a water inlet pipe of the circulating water pump 4, and the deep water supply connecting pipe 321 is connected with the shallow water return connecting pipe 231.
Preferably, a first valve 3211 is installed on the deep water supply connection pipe 321, and a second valve 3221 is installed on the surface heat exchanger water return connection pipe 322.
The operation method of the heat exchange system for the greenhouse comprises the following steps: the heat of the deep soil and the heat of the shallow soil are exchanged, the first valve 3211 is opened firstly, the second valve 3221 is closed, and the circulating water pump 4 is opened, at this time, the deep heat exchange device 3 exchanges heat with the deep soil, the obtained heat is conveyed to the shallow heat exchange device 2 through the circulating water pump 4, the shallow heat exchange device 2 exchanges heat with the shallow soil, the heat is radiated to the shallow soil, and the heat exchange of the deep soil and the shallow soil is realized; or,
in the deep soil and air heat replacement mode, the second valve 3221 is opened first, the first valve 3211 is closed, the circulating water pump 4 and the surface heat exchange device 5 are then opened, at the moment, the deep heat exchange device 3 exchanges heat with the deep soil, the obtained heat is conveyed to the surface heat exchange device 5 through the circulating water pump 4, the surface heat exchange device 5 exchanges heat with the air in the greenhouse 1 to radiate the heat to realize heat replacement between the deep soil and the air in the greenhouse 1; or,
hybrid thermal displacement mode: the first valve 3211 and the second valve 3221 are firstly opened, and then the circulating water pump 4 and the surface type heat exchange device 5 are opened, so that heat exchange among deep soil, shallow soil and air in the greenhouse 1 is realized.
After the invention is adopted, the heat of the deep soil can be replaced to the shallow soil or the air in the greenhouse 1 by only consuming little electric energy of the circulating water pump 4 and the surface type heat exchange device 5, and the high-temperature environment of the greenhouse 1 is maintained. Furthermore, when the greenhouse has redundant heat, the invention can replace the heat of the air and the shallow soil in the greenhouse 1 to the deep soil, thereby achieving the effect of storing the heat.
The embodiments described above are only a part of the embodiments of the present invention, and not all of them. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Claims (5)

1. The utility model provides a warmhouse booth is with hot replacement system, includes warmhouse booth (1), circulating water pump (4), its characterized in that: still include shallow heat exchange device (2), deep heat exchange device (3) and surface formula heat exchange device (5), shallow heat exchange device (2), deep heat exchange device (3), circulating water pump (4), surface formula heat exchange device (5) all set up in warmhouse booth (1), shallow heat exchange device (2), circulating water pump (4), deep heat exchange device (3) pipeline in proper order are connected, shallow heat exchange device (2), surface formula heat exchange device (5), deep heat exchange device (3) pipeline in proper order are connected.
2. The heat exchange system for the greenhouse as claimed in claim 1, wherein the shallow heat exchange device comprises a shallow coil pipe (21), a shallow water separator (22) and a shallow water collector (23), a plurality of shallow coil pipes (21) are connected between the shallow water separator (22) and the shallow water collector (23), a circulating water pump connecting pipe (221) and a surface heat exchange device water supply connecting pipe (222) are arranged on the shallow water separator (22), the circulating water pump connecting pipe (221) is connected with a circulating water pump (4) through a water pipe, the surface heat exchange device water supply connecting pipe (222) is connected with a surface heat exchange device (5) through a water pipe, and a shallow water return connecting pipe (231) is arranged on the shallow water collector (23).
3. The heat exchange system for the greenhouse as claimed in claim 1, wherein the deep layer heat exchanger (3) comprises a deep layer coil pipe (31), a deep layer water separator (32) and a deep layer water collector (33), a plurality of deep layer coil pipes (31) are connected between the deep layer water separator (32) and the deep layer water collector (33), a deep layer water supply connecting pipe (321) and a surface type heat exchanger water return connecting pipe (322) are arranged on the deep layer water separator (32), and the surface type heat exchanger water return connecting pipe (322) is connected with a water outlet pipe of the surface type heat exchanger (5); the deep water collector (33) is provided with a circulating water pump connecting pipe (331), the circulating water pump connecting pipe (331) is connected with a water inlet pipe of the circulating water pump (4), and the deep water supply connecting pipe (321) is connected with the shallow water return connecting pipe (231).
4. The heat exchange system for the greenhouse as claimed in claim 3, wherein the deep water supply connecting pipe (321) is provided with a first valve (3211), and the surface type heat exchanger water return connecting pipe (322) is provided with a second valve (3221).
5. The method for operating the heat exchanging system for greenhouses according to claims 1 to 4, comprising the steps of: the heat of the deep soil and the shallow soil is replaced, the first valve (3211) is opened first, the second valve (3221) is closed, the circulating water pump (4) is then opened, at the moment, the deep heat exchange device (3) exchanges heat with the deep soil, the obtained heat is conveyed to the shallow heat exchange device (2) through the circulating water pump (4), the shallow heat exchange device (2) exchanges heat with the shallow soil, the heat is dissipated to the shallow soil, and the heat replacement of the deep soil and the shallow soil is achieved; or,
the deep soil and air are subjected to heat replacement, the second valve (3221) is opened firstly, the first valve (3211) is closed, the circulating water pump (4) and the surface type heat exchange device (5) are opened, the deep heat exchange device (3) exchanges heat with the deep soil at the moment, the obtained heat is conveyed to the surface type heat exchange device (5) through the circulating water pump (4), the surface type heat exchange device (5) exchanges heat with the air in the greenhouse (1), the heat is radiated to the air, and the heat replacement of the deep soil and the air in the greenhouse (1) is realized; or,
and (2) mixed heat replacement, namely, the first valve (3211) and the second valve (3221) are firstly opened, and then the circulating water pump (4) and the surface type heat exchange device (5) are started, so that mutual heat replacement of deep soil, shallow soil and air in the greenhouse (1) is realized.
CN201910443659.7A 2019-05-27 2019-05-27 A kind of greenhouse Hot swapping system and its operation method Pending CN110173909A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910443659.7A CN110173909A (en) 2019-05-27 2019-05-27 A kind of greenhouse Hot swapping system and its operation method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111713315A (en) * 2020-06-02 2020-09-29 内蒙古工业大学 Facility agriculture soil heat exchange device for realizing heat storage, heat supply and deinsectization

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101046310A (en) * 2007-05-08 2007-10-03 康树人 Combined geoheat and solar energy heater for heliogreenhouse
CN102577888A (en) * 2012-02-28 2012-07-18 徐坚 Agricultural greenhouse system based on solar energy and shallow geothermal energy
CN103190313A (en) * 2013-04-19 2013-07-10 哈尔滨工业大学 Air energy soil-thermal storage heating and cooling device for fruit and vegetable plastic sheds or greenhouses in cold areas
CN203675771U (en) * 2014-01-22 2014-07-02 乌兰察布市源通技术节能服务有限公司 Cooling and fresh air supplement system for greenhouse
CN204907360U (en) * 2015-09-15 2015-12-30 滨州禾丰高效生态产业技术开发有限公司 Warmhouse booth heat transfer system
CN205102314U (en) * 2015-11-17 2016-03-23 内蒙古科技大学 Big -arch shelter the roots of plants temperature control system based on earth source heat pump
CN106472170A (en) * 2016-11-24 2017-03-08 郭卫康 A kind of ground source green house of vegetables of four seasons constant temperature
CN106538302A (en) * 2015-09-18 2017-03-29 谢英全 Warmhouse booth with thermostatic control function
CN207869873U (en) * 2018-02-12 2018-09-18 王振海 A kind of agricultural greenhouse greenhouse ground temperature regulator control system

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101046310A (en) * 2007-05-08 2007-10-03 康树人 Combined geoheat and solar energy heater for heliogreenhouse
CN102577888A (en) * 2012-02-28 2012-07-18 徐坚 Agricultural greenhouse system based on solar energy and shallow geothermal energy
CN103190313A (en) * 2013-04-19 2013-07-10 哈尔滨工业大学 Air energy soil-thermal storage heating and cooling device for fruit and vegetable plastic sheds or greenhouses in cold areas
CN203675771U (en) * 2014-01-22 2014-07-02 乌兰察布市源通技术节能服务有限公司 Cooling and fresh air supplement system for greenhouse
CN204907360U (en) * 2015-09-15 2015-12-30 滨州禾丰高效生态产业技术开发有限公司 Warmhouse booth heat transfer system
CN106538302A (en) * 2015-09-18 2017-03-29 谢英全 Warmhouse booth with thermostatic control function
CN205102314U (en) * 2015-11-17 2016-03-23 内蒙古科技大学 Big -arch shelter the roots of plants temperature control system based on earth source heat pump
CN106472170A (en) * 2016-11-24 2017-03-08 郭卫康 A kind of ground source green house of vegetables of four seasons constant temperature
CN207869873U (en) * 2018-02-12 2018-09-18 王振海 A kind of agricultural greenhouse greenhouse ground temperature regulator control system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111713315A (en) * 2020-06-02 2020-09-29 内蒙古工业大学 Facility agriculture soil heat exchange device for realizing heat storage, heat supply and deinsectization
CN111713315B (en) * 2020-06-02 2024-04-26 内蒙古工业大学 Facility agriculture soil heat exchange device for realizing heat storage, heat supply and deinsectization

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Application publication date: 20190827

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