CN104996201B - A kind of solar energy heating greenhouse with balanced floor heating - Google Patents
A kind of solar energy heating greenhouse with balanced floor heating Download PDFInfo
- Publication number
- CN104996201B CN104996201B CN201510497594.6A CN201510497594A CN104996201B CN 104996201 B CN104996201 B CN 104996201B CN 201510497594 A CN201510497594 A CN 201510497594A CN 104996201 B CN104996201 B CN 104996201B
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- Prior art keywords
- greenhouse
- solar thermal
- magnetic valve
- thermal collector
- controller
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/24—Devices or systems for heating, ventilating, regulating temperature, illuminating, or watering, in greenhouses, forcing-frames, or the like
- A01G9/243—Collecting solar energy
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D15/00—Other domestic- or space-heating systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S21/00—Solar heat collectors not provided for in groups F24S10/00-F24S20/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S50/00—Arrangements for controlling solar heat collectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D2200/00—Heat sources or energy sources
- F24D2200/14—Solar energy
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S20/00—Solar heat collectors specially adapted for particular uses or environments
- F24S2020/10—Solar modules layout; Modular arrangements
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/12—Technologies relating to agriculture, livestock or agroalimentary industries using renewable energies, e.g. solar water pumping
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental Sciences (AREA)
- Greenhouses (AREA)
Abstract
The invention discloses a kind of solar energy heating greenhouse with balanced floor heating, including solar thermal collector, greenhouse, controller, temperature sensor, circulating pump and grounding heat coil tube；Several solar thermal collectors are provided with outside greenhouse, one end of the outlet conduit connection grounding heat coil tube of solar thermal collector, the water return pipeline of the other end connection solar thermal collector of grounding heat coil tube, and water return pipeline is provided with circulating pump, temperature sensor is respectively arranged with the solar thermal collector port of export, greenhouse and in the soil of greenhouse, each temperature sensor is all connected with controller, and the first magnetic valve is provided with the outlet conduit of solar thermal collector, is provided with second solenoid valve on water return pipeline.The present invention absorbs heat using solar thermal collector, soil is transferred heat to so as to improve ground temperature with grounding heat coil tube by heat transfer medium, ensures the harmony of ground temperature by timing reversing, lifting environment temperature, ground temperature are to promote the growth of crop, growth cycle is reduced, improves yield.
Description
Technical field
The present invention relates to a kind of solar energy heating greenhouse with balanced floor heating.
Background technology
Greenhouse original is the special equipment of vegetables production, as the application of the development greenhouse of production is all the more extensive.But in the north,
Winter temperature is very low, it is necessary to be heated to crop root.Existing mode of heating mainly has following several：
(1) heated using electrical bar, because this mode of heating is electrical heating, and there is water the root of crop, easily electric leakage,
It is more dangerous；
(2) greenhouse being heated using boiler, the heating agent of boiler is coal, and caused flue gas pollutes to environment,
And in order to ensure that greenhouse temperature is constant, peasant household needs repeatedly addition coal-fired every night, adds the labor intensity of peasant household.
(3) solar thermal collector is used, the problem of solar thermal collector freezes be present, usually utilizes refrigerant, various anti-
Freeze liquid and noncongeable oil etc. and be used as circulatory mediator, with water tank carry out it is secondary exchange to solve the problem of freezing, but such technique be present and answer
Miscellaneous, the problem of thermal loss is more and Heat-collecting effect is poor, and when weeping occurs for anti-icing fluid etc., dirt can be caused to environment
Dye；
Floor heating the problem of not only existing electric leakage, welding that aforesaid way provides, also exist floor heating heat it is unbalanced, very
More local temperature is too high, and other local temperature are too low, influence plant growth, it is impossible to ensures the good harvest of greenhouse.
The content of the invention
The present invention is in order to solve the above problems, it is proposed that a kind of solar energy heating greenhouse with balanced floor heating, the present apparatus
Heat is absorbed using solar thermal collector, soil is transferred heat to so as to improve ground temperature with grounding heat coil tube by heat transfer medium,
Ensureing the harmony of ground temperature by timing reversing, lifting environment temperature, ground temperature reduce growth cycle to promote the growth of crop,
Improve yield.
To achieve these goals, the present invention adopts the following technical scheme that：
A kind of solar energy heating greenhouse with balanced floor heating, including solar thermal collector, greenhouse, controller, temperature pass
Sensor, circulating pump and grounding heat coil tube；Wherein, several solar thermal collectors are provided with outside greenhouse, solar thermal collector goes out
Waterpipe connects one end of grounding heat coil tube, the water return pipeline of the other end connection solar thermal collector of grounding heat coil tube, and return pipe
Road is provided with circulating pump, and the first TEMP is respectively arranged with the solar thermal collector port of export, greenhouse and in the soil of greenhouse
Device, second temperature sensor and three-temperature sensor, each temperature sensor are all connected with controller, the water outlet of solar thermal collector
The first magnetic valve is provided with pipeline, is provided with second solenoid valve, and the input of the first magnetic valve and second on water return pipeline
The first pipeline connection outlet conduit and water return pipeline are provided between the input of magnetic valve, the 3rd electromagnetism is provided with the first pipeline
Valve, second pipe connection outlet conduit and return pipe are provided between the output end of the first magnetic valve and the output end of second solenoid valve
Road, the 4th magnetic valve is provided with second pipe.
The first magnetic valve of the controller control connection, second solenoid valve, the 3rd magnetic valve and the 4th magnetic valve；Described
One magnetic valve, second solenoid valve act simultaneously, and the 3rd magnetic valve and the 4th magnetic valve act simultaneously, and the 3rd magnetic valve and the 4th
Magnetic valve is opposite with the action of the first magnetic valve, second solenoid valve synchronization.
The solar thermal collector is connected with hutch water device.
The controller connects solar thermal collector, controls it to start or turn off.
First temperature sensor gathers solar thermal collector temperature, three-temperature sensor collection plastic shed soil temperature
Degree, the data of collection are transferred to controller by the first temperature sensor and three-temperature sensor, when the temperature difference of two temperatures exceedes
During setting value, controller control solar thermal collector starts.
The three-temperature sensor connects controller, when the soil moisture reaches design temperature, controller control solar energy
Heat collector turns off.
The controller is provided with timing unit, and controller is according to setting time loop start and the first magnetic valve of shut-off or the
Three magnetic valves.
Beneficial effects of the present invention are：
(1) temperature difference is provided with to circulate, when the temperature difference of the soil moisture and solar thermal collector exceedes setting value, controller control
Solar thermal collector starts, the automatic start when there is demand, saves the energy, contributes to plant growth；
(2) heating circulation line is non-pressure circulation, is docked in Setting MARC with running water, and system running pressure is originally
Circulating pump；
(3) when controller, which detects soil moisture lifting, arrives design temperature, heater and circulating pump can be automatically stopped, such as
This can keep the soil moisture constant repeatedly；
(4) first magnetic valves, second solenoid valve act simultaneously, and the 3rd magnetic valve and the 4th magnetic valve act simultaneously, and the
The action of three magnetic valves and the 4th magnetic valve and the first magnetic valve, second solenoid valve synchronization according to setting time on the contrary, enter
Row circulation, ensure that grounding heat coil tube both ends are uniformly heated；
(5) lifting of environment temperature, ground temperature promotes the growth of crop, reduces growth cycle, yield is improved, simultaneously because ground
The lifting of temperature promotes the breeding of microorganism, improves fertilizer efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Wherein, T1, solar thermal collector temperature；T2, plastic shed soil temperature；T3, greenhouse indoor temperature；H1、H2、P1、P2、
Magnetic valve.
Embodiment：
The invention will be further described with embodiment below in conjunction with the accompanying drawings.
As shown in figure 1, a kind of solar energy heating greenhouse with balanced floor heating, including solar thermal collector, greenhouse, control
Device, temperature sensor, circulating pump and grounding heat coil tube；Wherein, several solar thermal collectors, solar energy collection are provided with outside greenhouse
One end of the outlet conduit connection grounding heat coil tube of hot device, the water return pipeline of the other end connection solar thermal collector of grounding heat coil tube,
And water return pipeline is provided with circulating pump, first is respectively arranged with the solar thermal collector port of export, greenhouse and in the soil of greenhouse
Temperature sensor, second temperature sensor and three-temperature sensor, each temperature sensor are all connected with controller, solar energy heating
The first magnetic valve is provided with the outlet conduit of device, is provided with second solenoid valve, and the input of the first magnetic valve on water return pipeline
The first pipeline connection outlet conduit and water return pipeline are provided between end and the input of second solenoid valve, is provided with the first pipeline
3rd magnetic valve, second pipe connection outlet conduit is provided between the output end of the first magnetic valve and the output end of second solenoid valve
And water return pipeline, the 4th magnetic valve is provided with second pipe.
The first magnetic valve of controller control connection, second solenoid valve, the 3rd magnetic valve and the 4th magnetic valve；First electricity
Magnet valve, second solenoid valve act simultaneously, and the 3rd magnetic valve and the 4th magnetic valve act simultaneously, and the 3rd magnetic valve and the 4th electromagnetism
Valve is opposite with the action of the first magnetic valve, second solenoid valve synchronization.
Solar thermal collector is connected with hutch water device.
Controller connects solar thermal collector, controls it to start or turn off.
First temperature sensor gathers solar thermal collector temperature, and three-temperature sensor gathers plastic shed soil temperature, the
The data of collection are transferred to controller by one temperature sensor and three-temperature sensor, when the temperature difference of two temperatures exceedes setting value
When, controller control solar thermal collector starts.
Three-temperature sensor connects controller, when the soil moisture reaches design temperature, controller control solar energy heating
Device turns off.
Controller is provided with timing unit, and controller is according to setting time loop start and the first magnetic valve of shut-off or the 3rd electricity
Magnet valve.
The present apparatus has：
(1) temperature difference circulatory function
The circulation of the thermal-arrest temperature difference：It is corresponding as solar thermal collector temperature T1 and 15 DEG C of plastic shed soil temperature T2 temperature difference ＞
Collect hot recycle pump to start, as solar thermal collector temperature T1 and the plastic shed soil temperature T2 temperature difference≤5 DEG C, corresponding collection thermal cycle
Pump stops.
(2) it is automatically replenished function
Heating circulation line is the non-pressure circulation of open type, is docked in Setting MARC with running water, and system running pressure is certainly
Carry out circulating pump.
Antifreeze antifreezing function
System is equipped with automatic freezing-protective function, i.e. it is automatic if 5 DEG C less than design temperature to detect pipe temperature for control system
Start antifreeze circulation or electric tracing is antifreeze, actual conditions specific design should be combined by producer.Zero can be resisted when running in the winter time
Lower 10 DEG C~30 DEG C of low temperature, prevent pipeline from frozen block occur and influenceing normal operation.
(3) automatic auxiliary electrical heating function
System is equipped with automatic soil heating function, i.e., control system is visited before 8 points of sunset two hours to second day daily
Survey the soil moisture and be less than design temperature T2 automatic start electric heater and circulating pump if 12 DEG C, by hot water circuit in water tank to pipe
In road with heat exchange in soil.When controller detect the soil moisture T2 lifting arrive design temperature when, can be automatically stopped heater and
Circulating pump, it can so keep the soil moisture constant repeatedly.
(4) superconduction function
The medium that heat collecting and circulating system uses is inorganic superconducting medium.Good heat conductivity, antifreeze dedicated medium, in cold
Winter plays good antifreezing effect, and heat exchange property is especially high simultaneously.
(5) timing cycle handoff functionality
Four magnetic valves of system design, P1 and P2 are opened and closed simultaneously；H1 and H2 is opened and closed simultaneously, every 1 hour of P1, P2 and H1, H2
Switching once, ensures that ground temperature is balanced.
Although above-mentioned the embodiment of the present invention is described with reference to accompanying drawing, model not is protected to the present invention
The limitation enclosed, one of ordinary skill in the art should be understood that on the basis of technical scheme those skilled in the art are not
Need to pay various modifications or deformation that creative work can make still within protection scope of the present invention.
Claims (5)
1. a kind of solar energy heating greenhouse with balanced floor heating, it is characterized in that：Including solar thermal collector, greenhouse, controller,
Temperature sensor, circulating pump and grounding heat coil tube；Wherein, several solar thermal collectors, solar energy heating are provided with outside greenhouse
One end of the outlet conduit connection grounding heat coil tube of device, the water return pipeline of the other end connection solar thermal collector of grounding heat coil tube, and
Water return pipeline is provided with circulating pump, and the first temperature is respectively arranged with the solar thermal collector port of export, greenhouse and in the soil of greenhouse
Degree sensor, second temperature sensor and three-temperature sensor, each temperature sensor are all connected with controller, solar thermal collector
Outlet conduit on be provided with the first magnetic valve, be provided with second solenoid valve, and the input of the first magnetic valve on water return pipeline
Outlet conduit and water return pipeline are connected provided with the first pipeline between the input of second solenoid valve, is provided with the first pipeline
Three magnetic valves, between the output end of the first magnetic valve and the output end of second solenoid valve be provided with second pipe connection outlet conduit and
Water return pipeline, the 4th magnetic valve is provided with second pipe；The first magnetic valve of controller control connection, second solenoid valve,
3rd magnetic valve and the 4th magnetic valve；First magnetic valve, second solenoid valve act simultaneously, the 3rd magnetic valve and the 4th electromagnetism
Valve acts simultaneously, and the 3rd magnetic valve and the 4th magnetic valve are opposite with the action of the first magnetic valve, second solenoid valve synchronization；
The controller is provided with timing unit, and controller is according to setting time loop start and the first magnetic valve of shut-off or the 3rd electromagnetism
Valve.
2. a kind of solar energy heating greenhouse with balanced floor heating as claimed in claim 1, it is characterized in that：The solar energy collection
Hot device is connected with hutch water device.
3. a kind of solar energy heating greenhouse with balanced floor heating as claimed in claim 1, it is characterized in that：The controller connects
Solar thermal collector is connect, controls it to start or turn off.
4. a kind of solar energy heating greenhouse with balanced floor heating as claimed in claim 1, it is characterized in that：First temperature
Sensor gathers solar thermal collector temperature, three-temperature sensor collection plastic shed soil temperature, the first temperature sensor and the
The data of collection are transferred to controller by three-temperature sensor, and when the temperature difference of two temperatures exceedes setting value, controller controls too
Positive energy heat collector starts.
5. a kind of solar energy heating greenhouse with balanced floor heating as claimed in claim 1, it is characterized in that：3rd temperature
Sensor connects controller, when the soil moisture reaches design temperature, controller control solar thermal collector shut-off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510497594.6A CN104996201B (en) | 2015-08-13 | 2015-08-13 | A kind of solar energy heating greenhouse with balanced floor heating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510497594.6A CN104996201B (en) | 2015-08-13 | 2015-08-13 | A kind of solar energy heating greenhouse with balanced floor heating |
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| Publication Number | Publication Date |
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| CN104996201A CN104996201A (en) | 2015-10-28 |
| CN104996201B true CN104996201B (en) | 2017-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510497594.6A Active CN104996201B (en) | 2015-08-13 | 2015-08-13 | A kind of solar energy heating greenhouse with balanced floor heating |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108307885A (en) * | 2018-04-09 | 2018-07-24 | 王承辉 | The solar energy heating temperature-adjusting device of greenhouse gardening |
| CN108522097B (en) * | 2018-04-18 | 2020-05-22 | 中国农业大学 | Intelligent control device and efficient control method for greenhouse heat collection and release |
| CN111194648A (en) * | 2018-11-19 | 2020-05-26 | 张和平 | Water heating type high-yield technology for increasing ground temperature of greenhouse vegetables |
| CN111520801B (en) * | 2020-06-04 | 2024-08-27 | 金建 | Floor heating modularized electric heating system |
| CN117280971B (en) * | 2023-09-19 | 2024-04-26 | 上海华维可控农业科技集团股份有限公司 | Controllable agricultural greenhouse of temperature intelligent control based on photovoltaic solar energy |
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| CN201302216Y (en) * | 2008-10-16 | 2009-09-02 | 沈长林 | Solar energy ground heating device |
| CN102577888A (en) * | 2012-02-28 | 2012-07-18 | 徐坚 | Agricultural greenhouse system based on solar energy and shallow geothermal energy |
| CN103931442A (en) * | 2014-03-05 | 2014-07-23 | 上海交通大学 | Intelligent water circulation temperature control system of solar energy and air energy coupled greenhouse seedbed |
| CN104106432A (en) * | 2014-07-01 | 2014-10-22 | 河南本易信息工程有限公司 | Intelligent greenhouse control system |
| CN204518666U (en) * | 2015-03-31 | 2015-08-05 | 河北昊德新能源设备有限责任公司 | Solar energy greenhouse booth |
| CN204860358U (en) * | 2015-08-13 | 2015-12-16 | 苑金良 | Solar energy collection big -arch shelter with it is balancedly warm |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100023443A (en) * | 2008-08-22 | 2010-03-04 | 제주한라대학 산학협력단 | System for monitoring the rearing environment using the renewable energy |
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2015
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201302216Y (en) * | 2008-10-16 | 2009-09-02 | 沈长林 | Solar energy ground heating device |
| CN102577888A (en) * | 2012-02-28 | 2012-07-18 | 徐坚 | Agricultural greenhouse system based on solar energy and shallow geothermal energy |
| CN103931442A (en) * | 2014-03-05 | 2014-07-23 | 上海交通大学 | Intelligent water circulation temperature control system of solar energy and air energy coupled greenhouse seedbed |
| CN104106432A (en) * | 2014-07-01 | 2014-10-22 | 河南本易信息工程有限公司 | Intelligent greenhouse control system |
| CN204518666U (en) * | 2015-03-31 | 2015-08-05 | 河北昊德新能源设备有限责任公司 | Solar energy greenhouse booth |
| CN204860358U (en) * | 2015-08-13 | 2015-12-16 | 苑金良 | Solar energy collection big -arch shelter with it is balancedly warm |
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| Publication number | Publication date |
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| CN104996201A (en) | 2015-10-28 |
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