CN107258397A - A kind of temperature regulation system and its regulation and control method for warmhouse booth - Google Patents
A kind of temperature regulation system and its regulation and control method for warmhouse booth Download PDFInfo
- Publication number
- CN107258397A CN107258397A CN201710502000.5A CN201710502000A CN107258397A CN 107258397 A CN107258397 A CN 107258397A CN 201710502000 A CN201710502000 A CN 201710502000A CN 107258397 A CN107258397 A CN 107258397A
- Authority
- CN
- China
- Prior art keywords
- temperature
- water
- warmhouse booth
- evaporator
- compressor
- Prior art date
- Legal status (The legal status 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 status listed.)
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Classifications
-
- 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
- A01G9/246—Air-conditioning systems
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
-
- 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
Abstract
The invention discloses a kind of temperature regulation system for warmhouse booth and its regulation and control method, the temperature regulation system includes temperature control unit, water circle device, heat exchanger, storage device, evaporator, condenser, compressor, water circle device is connected with evaporator and compressor respectively, and condenser is connected with compressor；Water circle device includes storage tank, water pump and water circulating pipe, and water pump is connected with condenser and evaporator respectively by water circulating pipe, and water circulating pipe is provided with reversal valve.The regulation and control method is to heat the phase-change material in liquid storage bottle or water using evaporator to vaporize and store into gas bomb, and the phase-change material in gas bomb is compressed to after condenser cooling using compressor, stored into liquid storage bottle.The temperature regulation system of the present invention can realize refrigeration, heat the Automated condtrol of circulation, realize automatic storage and the circulation of energy, and high-efficiency environment friendly greatlys save the cost of greenhouse temperature regulation and control.
Description
Technical field
The present invention relates to technical field of temperature control, more particularly to a kind of temperature regulation system for warmhouse booth and its
Regulation and control method.
Background technology
Greenhouse refer to by way of manual intervention come to the temperature in designated area, humidity, illumination, soil moisture, support
Divide and CO2Many environmental factors such as concentration carry out comprehensive regulation, the growth demand for being adapted to cultivate crop are allowed to, because it puts
The influence and limitation of place, season and outside climatic have been taken off, so as to effectively improve Agro-ecology, working condition, has been promoted
The scientific development of agricultural resource and rationally utilization, improve labor productivity, labor productivity and economic results in society.Therefore, exist
It is widely used in world wide.
At present, domestic generally popular warmhouse booth is all passive type warmhouse booth, and its principle is exactly to utilize warmhouse booth
Itself as heat collector, the influence factor such as structure type, orientation, lighting material, thermal insulated material for covering by optimizing greenhouse come
Solar energy is utilized to greatest extent.Traditional temperature control mode is such as：Air-conditioning, heated kang, coal-burning boiler, heating wire etc., mostly
There is the drawbacks such as cost height, potential danger, and heating or refrigeration can not be shifted to an earlier date to meet the temperature control needs of warmhouse booth,
The low cheap energy that will can not consume energy shifts to an earlier date heating or used when freezing for energy consumption crest.Therefore, it is necessary to design one kind just
Prompt, reliable, energy-conservation, efficient greenhouse temperature regulator control system.
The content of the invention
In view of the shortcomings of the prior art, the invention provides a kind of temperature regulation system for warmhouse booth and its regulation and control
Method, the temperature and humidity parameter in greenhouse can be monitored in time, and are realized refrigeration, heated the Automated condtrol of circulation, profit
Automatic storage and the circulation of energy are realized with cheap water resource and phase-change material, high-efficiency environment friendly greatlys save greenhouse temperature
The cost of regulation and control.
The present invention solves technical problem and adopted the following technical scheme that：
A kind of temperature regulation system for warmhouse booth, including temperature control unit, in addition to water circle device, heat exchange
Device, storage device, evaporator, condenser, compressor, water circle device are connected with evaporator and compressor respectively, condenser with
Compressor is connected；
The storage device include gas bomb and liquid storage bottle, gas bomb, heat exchanger, liquid storage bottle accommodate phase-change material and
It is connected in series；Gas bomb enters the first control valve of heat exchanger, liquid storage provided with control phase change material inside or vapor
Bottle enters the second control valve of heat exchanger provided with control phase change material inside or water；
The water circle device includes：Storage tank, water pump and water circulating pipe, water pump by water circulating pipe respectively with condenser
With evaporator connection, water circulating pipe is provided with reversal valve；
The evaporator is used to the water heating in the phase-change material or storage tank in liquid storage bottle is vaporized and stored into gas bomb；
The compressor is used to the phase-change material in gas bomb being compressed to after condenser cooling, stores into liquid storage bottle；
The temperature control unit is for the temperature control compressor set according to greenhouse, evaporator, the first control valve, the second control
Valve processed, water pump, the opening and closing of reversal valve.
Preferably, the temperature regulation system also includes microprocessor, is connected with the temperature control unit signal, micro- place
Reason device includes：
Data acquisition module, for gathering the temperature in warmhouse booth, humidity parameter；
Data analysis module, for collect temperature, humidity parameter, the temperature and humidity that can be grown with crops in greenhouse
Critical field value is compared, and draws the temperature value that needs are raised and lowered；
Communication module, for that will draw the need for the temperature value that is raised and lowered send to temperature control unit and be used as reference.
Preferably, the microcontroller is connected with the mobile terminal for displays temperature and humidity parameter.
Preferably, the mobile terminal is selected from mobile phone, tablet personal computer, notebook computer or Intelligent bracelet.
Preferably, the phase-change material is paraffin, CaCl2·6H2O、Na2SO4·10H2O、Na2S2O3 ·3H2O、
Na2HPO4 ·12H2One or both of O combination.
Preferably, the reversal valve can select the water of storage tank introducing evaporator or condensation via water circulating pipe
Device.
The regulation and control method of the above-mentioned temperature regulation system for warmhouse booth, comprises the following steps：
S10：Temperature, humidity parameter in data collecting module collected warmhouse booth；The temperature that data analysis module is collected
Degree, humidity parameter, the temperature and humidity critical field value that can be grown with crops in greenhouse are compared, and show that needs are raised or dropped
Low temperature value, mobile terminal can be with displays temperature and humidity parameter；The temperature that communication module is raised and lowered the need for drawing
Angle value is sent to temperature control unit as reference；
S20：When warmhouse booth needs reduction temperature, temperature control unit starts reversal valve, water pump, the first control valve, second
Control valve, water circulating pipe is connected with condenser, and the phase-change material and water entered after water condensation in liquid storage bottle, liquid storage bottle enters
Absorb heat, air in greenhouse is cooled down, steam is sucked by compressor, realizes kind of refrigeration cycle in evaporator；
S30：When warmhouse booth needs rise temperature, temperature control unit starts reversal valve, water pump, the first control valve, second
Control valve, water circulating pipe is connected with evaporator, the phase-change material and water vapour entered after water evaporation in gas bomb, gas bomb
Into in compressor, external heat and heat release are absorbed, steam is sucked by compressor, realization heats circulation.
Preferably, the mobile terminal is selected from mobile phone, tablet personal computer, notebook computer or Intelligent bracelet.
Compared with prior art, the present invention has the advantages that：
（1）The temperature regulation system for warmhouse booth of the present invention, Automated condtrol is carried out using temperature regulation unit, with reference to
Heat exchanger, storage device, the water circle device set in greenhouse, is realized real by evaporator, compressor, condenser
The storage for heating circulation, kind of refrigeration cycle and energy of existing water resource and phase-change material, uses different temperature control methods so that whole
Temperature adjusting processing efficient energy-conserving and environment-protective, greatly save the cost of greenhouse temperature regulation and control.
（2）The temperature regulation system for warmhouse booth of the present invention, in water circle device, passes through setting for reversal valve
Meter so that the water of storage tank is selectively entered evaporator or condenser according to the demand for heating or freezing；When the day in greenhouse
When normal temperature meets the growth needs of crops, the energy can also be saved without using reversal valve.
（3）Data acquisition module, data analysis in the temperature regulation system for warmhouse booth of the present invention, microprocessor
Module, the design of communication module, acquire temperature in warmhouse booth, humidity parameter, and can be grown with crops in greenhouse
Temperature and humidity critical field value is compared, and draws the temperature value that needs are raised and lowered, and sends to temperature control unit and makees
For reference, intellectuality and the precision of temperature adjusting are realized.
（4）The temperature regulation system for warmhouse booth of the present invention, phase-change material can absorb when ambient temperature is higher
Heat in environment is stored so that environment temperature is reduced；When ambient temperature is relatively low, the heat of storage can be released to outer
Boundary's environment, is circulated successively, maintains the state of a relative constant temperature, energy-conserving and environment-protective, beneficial to the storage of energy.
Brief description of the drawings
Structural representations of the Fig. 1 for the present invention for the temperature regulation system of warmhouse booth；
Fig. 2 is the module diagram of microprocessor of the present invention；
FB(flow block)s of the Fig. 3 for the present invention for the regulation and control method of the temperature regulation system of warmhouse booth；
Reference：1- warmhouse booths, 2- water circle devices, 3- heat exchangers, 4- storage devices, 5- evaporators, 6- compressions
Machine, 7- condensers, 21- storage tanks, 22- water pumps, 23- water circulating pipes, 24- reversal valves, 41- gas bombs, 42- liquid storage bottles, 43-
First control valve, the control valves of 44- second, 100- temperature control units, 200- microprocessors, 210- data acquisition modules, 220-
Data analysis module, 230- communication modules, 300- mobile terminals.
Embodiment
With reference to embodiment, the present invention is further illustrated.Wherein, being given for example only property of accompanying drawing illustrates,
What is represented is only schematic diagram, rather than pictorial diagram, it is impossible to be interpreted as the limitation to this patent；In order to which the reality of the present invention is better described
Example is applied, some parts of accompanying drawing have omission, zoomed in or out, and do not represent the size of actual product；To those skilled in the art
For, some known features and its explanation may be omitted and will be understood by accompanying drawing.
The same or analogous part of same or analogous label correspondence in the accompanying drawing of the embodiment of the present invention；In retouching for the present invention
In stating, it is to be understood that if having term " on ", " under ", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ",
The orientation or position relationship of instructions such as " outer " are, based on orientation shown in the drawings or position relationship, to be for only for ease of and describe this hair
Bright and simplified description, rather than instruction or the signified device of hint or element must be with specific orientation, with specific orientation
Construction and operate, therefore described in accompanying drawing position relationship term being given for example only property explanation, it is impossible to be interpreted as to this patent
Limitation.
As shown in Figure 1-2, a kind of temperature regulation system for warmhouse booth of the present embodiment, including temperature control unit
100th, water circle device 2, heat exchanger 3, storage device 4, evaporator 5, condenser 7, compressor 6, water circle device 2 are distinguished
It is connected with evaporator 5 and compressor 6, condenser 7 is connected with compressor 6.
As shown in figure 1, storage device 4 includes gas bomb 41 and liquid storage bottle 42, gas bomb 41, heat exchanger 3, liquid storage bottle
42 accommodate phase-change material and are connected in series.Phase-change material is paraffin, CaCl2·6H2O、Na2SO4·10H2O、Na2S2O3 ·
3H2O、Na2HPO4 ·12H2One or both of O combination.Gas bomb 41 steams provided with control phase change material inside or water
Gas enters the first control valve 43 of heat exchanger 3, and liquid storage bottle 42 is handed over provided with control phase change material inside or water into heat
Second control valve 44 of parallel operation 3.Evaporator 5 is used to the water heating in the phase-change material or storage tank in liquid storage bottle is vaporized and deposited
Storage is into gas bomb 41.Compressor 6 is used to the phase-change material in gas bomb 41 being compressed to after the cooling of condenser 7, stores
Into liquid storage bottle 42.
As shown in Figure 1-2, water circle device 2 includes storage tank 21, water pump 22 and water circulating pipe 23, and water pump 22 passes through water
Circulating line 23 is connected with condenser 7 and evaporator 5 respectively, 23 reversal valve provided with stream choice direction of supplying water on water circulating pipe
24.The water that the design of reversal valve 24 causes storage tank 21 is selectively entered evaporator 5 or cold according to the demand for heating or freezing
Condenser 7, when the day normal temperature in greenhouse meets the growth needs of crops, can also save the energy without using commutation 24.
Temperature control unit 100 is used for temperature control compressor 6, evaporator 5, the first control valve 43, second control set according to greenhouse
Valve 44 processed, water pump 22, the opening and closing of reversal valve 24.
As shown in Fig. 2 a kind of microprocessor 200 of the present embodiment, is connected, microprocessor with the signal of temperature control unit 100
Device 200 includes：Data acquisition module 210, for gathering the temperature in warmhouse booth, humidity parameter；Data analysis module 220,
For collect temperature, humidity parameter, the temperature and humidity critical field value that can be grown with crops in greenhouse compared
It is right, draw the temperature value that needs are raised and lowered；Communication module 230, for that will draw the need for the temperature value that is raised and lowered
Send to temperature control unit and be used as reference.Microprocessor 200 is connected with the mobile terminal for displays temperature and humidity parameter
300.Mobile terminal 300 is selected from mobile phone, tablet personal computer, notebook computer or Intelligent bracelet.Microprocessor 200 passes through humidity, temperature
The collection of degree parameter and the required rise calculated and the temperature value of reduction, realize intellectuality and the precision of temperature adjusting.
As shown in figure 3, the regulation and control method of the temperature regulation system for warmhouse booth of the present embodiment, including following step
Suddenly：
S10：Temperature, humidity parameter in data collecting module collected warmhouse booth；The temperature that data analysis module is collected
Degree, humidity parameter, the temperature and humidity critical field value that can be grown with crops in greenhouse are compared, and show that needs are raised or dropped
Low temperature value, mobile terminal can be with displays temperature and humidity parameter；The temperature that communication module is raised and lowered the need for drawing
Angle value is sent to temperature control unit as reference.
S20：When warmhouse booth need reduction temperature when, temperature control unit start reversal valve, water pump, the first control valve,
Second control valve, water circulating pipe is connected with condenser, the phase-change material and water entered after water condensation in liquid storage bottle, liquid storage bottle
Absorb heat, air in greenhouse is cooled down, steam is sucked by compressor, realizes kind of refrigeration cycle into evaporator.
S30：When warmhouse booth need rise temperature when, temperature control unit start reversal valve, water pump, the first control valve,
Second control valve, water circulating pipe is connected with evaporator, the phase-change material and water entered after water evaporation in gas bomb, gas bomb
Steam enters in compressor, absorbs external heat and heat release, and steam is sucked by compressor, and realization heats circulation.
Wherein, when needing reduction greenhouse temperature and cheap energy prices, phase-change material of the inside in liquid phase becomes solid
Phase, is solid phase phase-change material and warmhouse booth heat exchange when energy prices are high, melts heat absorption, so as to warmhouse booth system
It is cold, reduce the operation cost of temperature regulation system refrigeration；When needing rise greenhouse temperature when energy prices are cheap, inside is in
The phase-change material of solid phase becomes liquid phase, and liquid phase phase-change material and warmhouse booth heat exchange when energy prices are high, phase-change material are solid
Change heat release, so as to be heated to warmhouse booth, reduce the operation cost that temperature-controlled unit is heated.
The temperature regulation system for warmhouse booth of the present invention, Automated condtrol, knot are carried out using temperature regulation unit
Heat exchanger, storage device, the water circle device set in greenhouse is closed, is realized by evaporator, compressor, condenser
The storage for heating circulation, kind of refrigeration cycle and energy of water resource and phase-change material is realized, different temperature control methods is used so that whole
Individual temperature adjusting processing efficient energy-conserving and environment-protective, greatly save the cost of greenhouse temperature regulation and control.
Described above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art
Those of ordinary skill for, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (8)
1. a kind of temperature regulation system for warmhouse booth, including temperature control unit, it is characterised in that also including water circulation
Device, heat exchanger, storage device, evaporator, condenser, compressor, water circle device respectively with evaporator and compressor
Connection, condenser is connected with compressor；
The storage device include gas bomb and liquid storage bottle, gas bomb, heat exchanger, liquid storage bottle accommodate phase-change material and
It is connected in series；Gas bomb enters the first control valve of heat exchanger, liquid storage provided with control phase change material inside or vapor
Bottle enters the second control valve of heat exchanger provided with control phase change material inside or water；
The water circle device includes：Storage tank, water pump and water circulating pipe, water pump by water circulating pipe respectively with condenser
With evaporator connection, water circulating pipe is provided with reversal valve；
The evaporator is used to the water heating in the phase-change material or storage tank in liquid storage bottle is vaporized and stored into gas bomb；
The compressor is used to the phase-change material in gas bomb being compressed to after condenser cooling, stores into liquid storage bottle；
The temperature control unit is for the temperature control compressor set according to greenhouse, evaporator, the first control valve, the second control
Valve processed, water pump, the opening and closing of reversal valve.
2. the temperature regulation system according to claim 1 for warmhouse booth, it is characterised in that the temperature adjusting system
System also includes microprocessor, is connected with the temperature control unit signal, microprocessor includes：
Data acquisition module, for gathering the temperature in warmhouse booth, humidity parameter；
Data analysis module, for collect temperature, humidity parameter, the temperature and humidity that can be grown with crops in greenhouse
Critical field value is compared, and draws the temperature value that needs are raised and lowered；
Communication module, for that will draw the need for the temperature value that is raised and lowered send to temperature control unit and be used as reference.
3. the temperature regulation system according to claim 2 for warmhouse booth, it is characterised in that the microcontroller connects
It is connected to the mobile terminal for displays temperature and humidity parameter.
4. the temperature regulation system according to claim 3 for warmhouse booth, it is characterised in that the mobile terminal choosing
From mobile phone, tablet personal computer, notebook computer or Intelligent bracelet.
5. the temperature regulation system according to claim 1 for warmhouse booth, it is characterised in that the phase-change material is
Paraffin, CaCl2·6H2O、Na2SO4·10H2O、Na2S2O3 ·3H2O、Na2HPO4 ·12H2One or both of O group
Close.
6. the temperature regulation system according to claim 1 for warmhouse booth, it is characterised in that the reversal valve can be with
The water of storage tank is introduced evaporator or condenser by selection via water circulating pipe.
7. a kind of regulation and control method of temperature regulation system for warmhouse booth according to claim 1-6 any one,
It is characterised in that it includes following steps：
S10：Temperature, humidity parameter in data collecting module collected warmhouse booth；The temperature that data analysis module is collected
Degree, humidity parameter, the temperature and humidity critical field value that can be grown with crops in greenhouse are compared, and show that needs are raised or dropped
Low temperature value, mobile terminal can be with displays temperature and humidity parameter；The temperature that communication module is raised and lowered the need for drawing
Angle value is sent to temperature control unit as reference；
S20：When warmhouse booth needs reduction temperature, temperature control unit starts reversal valve, water pump, the first control valve, second
Control valve, water circulating pipe is connected with condenser, and the phase-change material and water entered after water condensation in liquid storage bottle, liquid storage bottle enters
Absorb heat, air in greenhouse is cooled down, steam is sucked by compressor, realizes kind of refrigeration cycle in evaporator；
S30：When warmhouse booth needs rise temperature, temperature control unit starts reversal valve, water pump, the first control valve, second
Control valve, water circulating pipe is connected with evaporator, the phase-change material and water vapour entered after water evaporation in gas bomb, gas bomb
Into in compressor, external heat and heat release are absorbed, steam is sucked by compressor, realization heats circulation.
8. the regulation and control method of the temperature regulation system according to claim 7 for warmhouse booth, it is characterised in that described
Mobile terminal is selected from mobile phone, tablet personal computer, notebook computer or Intelligent bracelet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710502000.5A CN107258397A (en) | 2017-06-27 | 2017-06-27 | A kind of temperature regulation system and its regulation and control method for warmhouse booth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710502000.5A CN107258397A (en) | 2017-06-27 | 2017-06-27 | A kind of temperature regulation system and its regulation and control method for warmhouse booth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107258397A true CN107258397A (en) | 2017-10-20 |
Family
ID=60069809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710502000.5A Withdrawn CN107258397A (en) | 2017-06-27 | 2017-06-27 | A kind of temperature regulation system and its regulation and control method for warmhouse booth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107258397A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11709075B2 (en) | 2017-12-08 | 2023-07-25 | Klatu Networks, Inc. | Monitoring and predicting failures of specialty equipment including liquid gas storage systems |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101840236A (en) * | 2009-12-03 | 2010-09-22 | 艾默生网络能源有限公司 | Temperature control system |
| CN203788819U (en) * | 2014-03-11 | 2014-08-27 | 浙江煜腾新能源股份有限公司 | Heating and power-generating comprehensive utilization system for greenhouse |
| CN203951974U (en) * | 2014-07-07 | 2014-11-26 | 杭州大清智能技术开发有限公司 | The self adaptation constant temperature moisturizing photovoltaic agricultural frame integrated system with function of recovering waste heat |
| CN204256553U (en) * | 2014-11-29 | 2015-04-08 | 济南正庄农业科技有限公司 | A kind of intelligent greenhouse temperature regulating system |
| CN206101106U (en) * | 2016-08-31 | 2017-04-19 | 杜明枫 | Big -arch shelter cyclic irrigation system |
-
2017
- 2017-06-27 CN CN201710502000.5A patent/CN107258397A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101840236A (en) * | 2009-12-03 | 2010-09-22 | 艾默生网络能源有限公司 | Temperature control system |
| CN203788819U (en) * | 2014-03-11 | 2014-08-27 | 浙江煜腾新能源股份有限公司 | Heating and power-generating comprehensive utilization system for greenhouse |
| CN203951974U (en) * | 2014-07-07 | 2014-11-26 | 杭州大清智能技术开发有限公司 | The self adaptation constant temperature moisturizing photovoltaic agricultural frame integrated system with function of recovering waste heat |
| CN204256553U (en) * | 2014-11-29 | 2015-04-08 | 济南正庄农业科技有限公司 | A kind of intelligent greenhouse temperature regulating system |
| CN206101106U (en) * | 2016-08-31 | 2017-04-19 | 杜明枫 | Big -arch shelter cyclic irrigation system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11709075B2 (en) | 2017-12-08 | 2023-07-25 | Klatu Networks, Inc. | Monitoring and predicting failures of specialty equipment including liquid gas storage systems |
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Application publication date: 20171020 |