CN104331110A - Greenhouse temperature adjusting method based on semiconductor temperature control system - Google Patents
Greenhouse temperature adjusting method based on semiconductor temperature control system Download PDFInfo
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- CN104331110A CN104331110A CN201410593378.7A CN201410593378A CN104331110A CN 104331110 A CN104331110 A CN 104331110A CN 201410593378 A CN201410593378 A CN 201410593378A CN 104331110 A CN104331110 A CN 104331110A
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- temperature
- warmhouse booth
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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
Abstract
A greenhouse temperature adjusting method based on a semiconductor temperature control system particularly includes the steps: presetting a normal temperature threshold and a maximum limit temperature parameter of a greenhouse environment; acquiring a temperature parameter of the greenhouse environment according to a preset frequency; making judgment according to the acquired temperature parameter of the greenhouse environment and the preset temperature threshold: decreasing the temperature acquiring frequency of the greenhouse environment if the temperature parameter of the greenhouse environment is equal to the normal temperature threshold; increasing the temperature through the semiconductor temperature control system if the temperature parameter of the greenhouse environment is lower than the normal temperature threshold; reducing the temperature through the semiconductor temperature control system if the temperature parameter of the greenhouse environment is higher than the normal temperature threshold; controlling an alarm unit to give an alarm if the temperature parameter of the greenhouse environment is higher than the maximum limit temperature parameter, starting the semiconductor temperature control system to reduce the temperature, and increasing the temperature acquiring frequency of the greenhouse environment. The semiconductor temperature adjusting method can automatically adjust the temperature according to the set temperature.
Description
Technical field
The present invention relates to a kind of temperature control system, particularly relate to a kind of warmhouse booth temperature adjusting method of based semiconductor temperature control system, belong to domain of control temperature.
Background technology
In traditional temperature control technology, heat and freeze discrete often.Heating generally adopts method electric energy or chemical energy being converted to heat energy; Freeze and can adopt air-cooled, water-cooled and compression-type refrigeration according to the difference of application scenario.
Solar energy and semiconductor is the photovoltaic effect according to sun power, and namely by " light-electricity-cold " approach, and the electric energy utilizing solar cell to produce is for driving semiconductor cooling device, to realize the special refrigeration modes of one that heat energy transmits.The electric energy of solar energy photoelectric conversion not only can with thermoelectric cooling direct current supply patterns match, and solar illuminating radiation intensity and refrigeration requirement have good time match.In addition, sun power clean environment firendly, aboundresources, inexhaustible, nexhaustible, and sun power and semiconductor environment close friend common,
Semiconductor refrigerating is also temperature-difference refrigerating, thermoelectric cooling or electronic cooling, is to utilize the back wash effect " peltier effect " of " Seebeck effect " (Seebeckeffect) to reach refrigeration object.Different from traditional refrigerating method, this Refrigeration Technique is because of its miniaturization, noiseless, and do not need the feature using cold-producing medium and long service life, be widely used at Space Experiments technology, medical skill, Aero-Space and biotechnology equitemperature control field.In the application tested building materials heat-insulating property, semiconductor refrigerating course work end temperature needs accurately to control, and it is also very large to the Influence on test result of test, the controller backwardness all relatively of current this respect.
Such as application number is temperature control equipment and the temperature-controlled process of a kind of semiconductor wafer of " 200980144307.6 ", it rises to target temperature by making the base reservoir temperature of the semiconductor wafers such as silicon wafer or drops to target temperature at a high speed, the manufacturing time of semiconductor equipment is made to shorten thus, and make the Temperature Distribution precision in the face of semiconductor wafer be desired Temperature Distribution well, thus semiconductor equipment can be manufactured in high-quality ground, and then energy efficiency is outstanding, thus can constituent apparatus simply.When control gear controls as target temperature making the temperature of semiconductor wafer rise, be switched to and make the high temperature circulation liquid of the temperature higher than the target temperature in high temperature groove to the stream supply in worktable, and make the temperature of semiconductor wafer consistent with target temperature and Temperature Distribution in the face of semiconductor wafer is become mode that preferred temperature distributes to control the thermoelectric element in each multiple region.Although this invention can control semiconductor refrigerating, in refrigeration and control, still there is very large progressive space, need to be optimized further.
Just like a kind of semiconductor refrigeration controller that application number is " 201310520997.9 ", comprise XC95144 processor, described XC95144 processor is connected with A/D change-over circuit, LCD interface circuit, keyboard interface circuit, PWM control output and temperature measurement circuit; Described A/D change-over circuit is also with the input of this connection mode analog quantity, multidiameter option switch and signal condition; Described XC95144 processor comprises RS485 interface.This invention for controlling the intelligent controller of semiconductor refrigerating course work end temperature, and adopts PID to control, and the process of refrigerastion that can be competent in little spatial dimension controls.Although this invention can control semiconductor refrigerating, in refrigeration and control, still there is very large progressive space, need to be optimized further.
Summary of the invention
Technical matters to be solved by this invention is the warmhouse booth temperature adjusting method providing a kind of based semiconductor temperature control system for the deficiency of Background technology, and it can be good at detecting indoor temperature and can according to the conductor temperature regulate and control method of the temperature automatic adjustment temperature of setting.
The present invention is for solving the problems of the technologies described above by the following technical solutions
A warmhouse booth temperature adjusting method for based semiconductor temperature control system, specifically comprises following steps:
Step 1, presets warmhouse booth environment normal temperature threshold value and highest threshold temperature parameter;
Step 2, gathers warmhouse booth environment temperature parameter according to predeterminated frequency;
Step 3, according to step 2 gather warmhouse booth environment temperature parameter and step 1 in preset temperature threshold carry out following judgement:
Step 3.1, if warmhouse booth environment temperature parameter is normal temperature threshold value, then reduces warmhouse booth temperature collection frequency until environment temperature parameter equals default normal temperature threshold value, returns step 2;
Step 3.2, if warmhouse booth environment temperature parameter subnormal temperature threshold value, then carries out heating direct to environment temperature parameter by semiconductor temperature-control system and equals default normal temperature threshold value, return step 2;
Step 3.3, if warmhouse booth environment temperature parameter is higher than normal temperature threshold value, is then undertaken lowering the temperature until environment temperature parameter equals default normal temperature threshold value by semiconductor temperature-control system, returns step 2;
Step 3.4, if warmhouse booth environment temperature parameter is higher than highest threshold temperature parameter, then control alarm unit to give the alarm, start semiconductor temperature-control system to lower the temperature, until environment temperature parameter equals default normal temperature threshold value, increase warmhouse booth temperature collection frequency simultaneously, return step 2.
As the further preferred version of the warmhouse booth temperature adjusting method of a kind of based semiconductor of the present invention temperature control system, described semiconductor temperature-control system comprises micro-control module and connected semiconductor temp .-regulating unit.
As the further preferred version of the warmhouse booth temperature adjusting method of a kind of based semiconductor of the present invention temperature control system, adopt temperature sensor Real-time Collection warmhouse booth environment temperature parameter.
As the further preferred version of the warmhouse booth temperature adjusting method of a kind of based semiconductor of the present invention temperature control system, alarm unit is acousto-optic warning unit.
As the further preferred version of the warmhouse booth temperature adjusting method of a kind of based semiconductor of the present invention temperature control system, described normal temperature threshold value is 26 °.
As the further preferred version of the warmhouse booth temperature adjusting method of a kind of based semiconductor of the present invention temperature control system, described ultimate temperature parameter is 45 °.
As the further preferred version of the warmhouse booth temperature adjusting method of a kind of based semiconductor of the present invention temperature control system, described temperature detecting unit is DS18B20 temperature sensor.
The present invention adopts above technical scheme compared with prior art, has following technique effect:
1, the present invention does not use cold-producing medium, free from environmental pollution; Volume is little, lightweight;
2, sun power is utilized to produce power storage to energy-storage units, for semiconductor temp .-regulating control system provides required electric energy;
3, can be good at detecting indoor temperature also can according to the conductor temperature control system of the temperature automatic adjustment temperature of setting.
Accompanying drawing explanation
Fig. 1 is process flow diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing, technical scheme of the present invention is described in further detail:
As shown in Figure 1, a kind of warmhouse booth temperature adjusting method of based semiconductor temperature control system, specifically comprises following steps:
Step 1, presets warmhouse booth environment normal temperature threshold value and highest threshold temperature parameter;
Step 2, gathers warmhouse booth environment temperature parameter according to predeterminated frequency;
Step 3, according to step 2 gather warmhouse booth environment temperature parameter and step 1 in preset temperature threshold carry out following judgement:
Step 3.1, if warmhouse booth environment temperature parameter is normal temperature threshold value, then reduces warmhouse booth temperature collection frequency until environment temperature parameter equals default normal temperature threshold value, returns step 2;
Step 3.2, if warmhouse booth environment temperature parameter subnormal temperature threshold value, then carries out heating direct to environment temperature parameter by semiconductor temperature-control system and equals default normal temperature threshold value, return step 2;
Step 3.3, if warmhouse booth environment temperature parameter is higher than normal temperature threshold value, is then undertaken lowering the temperature until environment temperature parameter equals default normal temperature threshold value by semiconductor temperature-control system, returns step 2;
Step 3.4, if warmhouse booth environment temperature parameter is higher than highest threshold temperature parameter, then control alarm unit to give the alarm, start semiconductor temperature-control system to lower the temperature, until environment temperature parameter equals default normal temperature threshold value, increase warmhouse booth temperature collection frequency simultaneously, return step 2.
Wherein, described normal temperature threshold value is 26 °, and described ultimate temperature parameter is 45 °.
Wherein, described semiconductor temperature-control system comprises micro-control module and connected semiconductor temp .-regulating unit.Adopt temperature sensor Real-time Collection warmhouse booth environment temperature parameter, alarm unit is acousto-optic warning unit, and described temperature detecting unit is DS18B20 temperature sensor.
Wherein, energy match data cell is provided with between described sun power converting unit and energy-storage units, electric energy for sun power converting unit being produced transfers in energy-storage units after converting rated voltage needed for the work of conductor temperature control system to, described micro-control module is AVR single chip, described temperature detecting unit is DS18B20 temperature sensor, and described energy-storage units is chargeable storage.This system also comprises display unit and alarm unit, and display unit is used for showing Detection Information in real time, and alarm unit is used for, when the high-order normal value of detected temperatures is too many, starts alarm unit and giving the alarm.
Principle: semiconductor temp .-regulating unit is Semi-conductor, is made up of polylith thermoelectric pile or refrigeration unit usually, and wherein cold junction and hot junction all add heat abstractor.When needing refrigeration, cold junction is placed in indoor heat absorption, to reach the object reducing temperature refrigeration; Hot junction is then placed in outdoor ventilation heat radiation.And in the winter time, environment temperature is lower when needing to heat, positive and negative electrode then by changing power supply changes the direction of current by thermoelectric pile, now the cold junction of thermoelectric pile just becomes hot junction to indoor heat release, hot junction originally then becomes cold junction environment heat absorption towards periphery, thus reaches the object of cooling/heating air conditioner.
During sunshine, sun power converting unit can be converted to electric energy the solar energy be radiated at above it, for temperature control system provides necessary energy source.The electric energy that sun power converting unit of the present invention exports and the electric energy required for air-conditioning system have good consistance, and without sunshine or sunshine is not enough time need other supplementary energies or energy storage device, a part of electric energy that solar photoelectric converter exports is stored for future use, thus is ensured that solar energy semiconductor temperature-control system can be run round-the-clockly.Energy match data cell is provided with between described sun power converting unit and energy-storage units, electric energy for sun power converting unit being produced transfers in energy-storage units after converting rated voltage needed for the work of conductor temperature control system to, described micro-control module is AVR single chip, described temperature detecting unit is DS18B20 temperature sensor, and described energy-storage units is chargeable storage.
In semiconductor temp .-regulating unit, the thermal conductive ceramic plate surface smear thought heat-conducting silicone grease in cooling piece cold junction and hot junction can reduce thermal contact resistance, but, heat-conducting silicone grease just easily melts more than 60 DEG C, like this, just needing the temperature understanding ceramic surface at any time, just needing to open fan cooling once exceed this temperature.In addition, the adjustment of room temperature is set in certain scope (-10 DEG C ~ 40 DEG C), and user can regulate temperature according to the requirement of self, and precision can reach ± and 0.5 DEG C.In addition, system can also sensing chamber's humidity, and can carry out the automatic adjustment of humidity according to the comparative result of actual humidity and setting value.Man-machine dialogue interface is then mainly used in the setting of epidemic disaster upper lower limit value and the real-time display of epidemic disaster value.
Solar energy and semiconductor temperature control system has the advantages such as energy-conservation, noiselessness, can meet the common need of the mankind.Solar energy and semiconductor temperature control system of the present invention adopts temperature sensor, and is core with single-chip microcomputer, and therefore, the cost performance of this temperature monitoring system is higher, uses simple and working stability is reliable.In fact, this control system not only can be applied in warmhouse booth can also apply to other temperature control aspects, so have certain promotional value.The present invention can be good at detecting indoor temperature and according to the temperature automatic adjustment of setting, can react very sensitive, can reach the object of expection.
Obviously, the above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And these belong to connotation of the present invention the apparent change of extending out or variation still belong to protection scope of the present invention.
Claims (7)
1. a warmhouse booth temperature adjusting method for based semiconductor temperature control system, is characterized in that: specifically comprise following steps:
Step 1, presets warmhouse booth environment normal temperature threshold value and highest threshold temperature parameter;
Step 2, gathers warmhouse booth environment temperature parameter according to predeterminated frequency;
Step 3, according to step 2 gather warmhouse booth environment temperature parameter and step 1 in preset temperature threshold carry out following judgement:
Step 3.1, if warmhouse booth environment temperature parameter is normal temperature threshold value, then reduces warmhouse booth temperature collection frequency until environment temperature parameter equals default normal temperature threshold value, returns step 2;
Step 3.2, if warmhouse booth environment temperature parameter subnormal temperature threshold value, then carries out heating direct to environment temperature parameter by semiconductor temperature-control system and equals default normal temperature threshold value, return step 2;
Step 3.3, if warmhouse booth environment temperature parameter is higher than normal temperature threshold value, is then undertaken lowering the temperature until environment temperature parameter equals default normal temperature threshold value by semiconductor temperature-control system, returns step 2;
Step 3.4, if warmhouse booth environment temperature parameter is higher than highest threshold temperature parameter, then control alarm unit to give the alarm, start semiconductor temperature-control system to lower the temperature, until environment temperature parameter equals default normal temperature threshold value, increase warmhouse booth temperature collection frequency simultaneously, return step 2.
2. the warmhouse booth temperature adjusting method of a kind of based semiconductor temperature control system according to claim 1, is characterized in that: described semiconductor temperature-control system comprises micro-control module and connected semiconductor temp .-regulating unit.
3. the warmhouse booth temperature adjusting method of a kind of based semiconductor temperature control system according to claim 1, is characterized in that: adopt temperature sensor Real-time Collection warmhouse booth environment temperature parameter.
4. the warmhouse booth temperature adjusting method of a kind of based semiconductor temperature control system according to claim 1, is characterized in that: alarm unit is acousto-optic warning unit.
5. the warmhouse booth temperature adjusting method of a kind of based semiconductor temperature control system according to claim 1, is characterized in that: described normal temperature threshold value is 26 °.
6. the warmhouse booth temperature adjusting method of a kind of based semiconductor temperature control system according to claim 1, is characterized in that: described ultimate temperature parameter is 45 °.
7. the warmhouse booth temperature adjusting method of a kind of based semiconductor temperature control system according to claim 3, is characterized in that: described temperature detecting unit is DS18B20 temperature sensor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410593378.7A CN104331110A (en) | 2014-10-29 | 2014-10-29 | Greenhouse temperature adjusting method based on semiconductor temperature control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410593378.7A CN104331110A (en) | 2014-10-29 | 2014-10-29 | Greenhouse temperature adjusting method based on semiconductor temperature control system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109728750A (en) * | 2019-02-15 | 2019-05-07 | 山东大学 | A kind of thermoelectric conversion device and its working method |
| CN112859994A (en) * | 2021-01-11 | 2021-05-28 | 湖南国科微电子股份有限公司 | Voltage regulation method, device, equipment and medium of integrated chip |
| CN117389357A (en) * | 2023-12-08 | 2024-01-12 | 徐州达峰物联网研究院有限公司 | Agricultural greenhouse temperature self-adaptive adjusting method and system based on Internet of things |
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| JP2010511402A (en) * | 2006-12-07 | 2010-04-15 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Control equipment for greenhouse |
| CN202842040U (en) * | 2012-09-20 | 2013-04-03 | 四川惠谷农业科技有限公司 | Automatic temperature control system of planting device for mini-greenhouse hydroponic plants |
| CN203720683U (en) * | 2013-10-27 | 2014-07-16 | 陕西亚泰电器科技有限公司 | Solar energy-based greenhouse temperature and humidity control system |
| CN203748398U (en) * | 2013-12-26 | 2014-08-06 | 天津神驰农牧发展有限公司 | Cow breeding shed |
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2014
- 2014-10-29 CN CN201410593378.7A patent/CN104331110A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010511402A (en) * | 2006-12-07 | 2010-04-15 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Control equipment for greenhouse |
| CN202842040U (en) * | 2012-09-20 | 2013-04-03 | 四川惠谷农业科技有限公司 | Automatic temperature control system of planting device for mini-greenhouse hydroponic plants |
| CN203720683U (en) * | 2013-10-27 | 2014-07-16 | 陕西亚泰电器科技有限公司 | Solar energy-based greenhouse temperature and humidity control system |
| CN203748398U (en) * | 2013-12-26 | 2014-08-06 | 天津神驰农牧发展有限公司 | Cow breeding shed |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109728750A (en) * | 2019-02-15 | 2019-05-07 | 山东大学 | A kind of thermoelectric conversion device and its working method |
| CN112859994A (en) * | 2021-01-11 | 2021-05-28 | 湖南国科微电子股份有限公司 | Voltage regulation method, device, equipment and medium of integrated chip |
| CN117389357A (en) * | 2023-12-08 | 2024-01-12 | 徐州达峰物联网研究院有限公司 | Agricultural greenhouse temperature self-adaptive adjusting method and system based on Internet of things |
| CN117389357B (en) * | 2023-12-08 | 2024-02-20 | 徐州达峰物联网研究院有限公司 | Agricultural greenhouse temperature self-adaptive adjusting method and system based on Internet of things |
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Application publication date: 20150204 |