CN104216440A - Temperature control system and incubator temperature control method - Google Patents
Temperature control system and incubator temperature control method Download PDFInfo
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- CN104216440A CN104216440A CN201410466226.0A CN201410466226A CN104216440A CN 104216440 A CN104216440 A CN 104216440A CN 201410466226 A CN201410466226 A CN 201410466226A CN 104216440 A CN104216440 A CN 104216440A
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Abstract
The invention discloses a temperature control system and an incubator temperature control method, the temperature control system comprises a temperature sensor, a controller, a man-machine interaction machine coupled to the controller, a heating resistance wire, a temperature cooling fan, a first comparator and a second comparator, the controller is used for transforming the preset up temperature threshold and down temperature threshold from the man-machine interaction machine into the preset up voltage value and preset down voltage value and delivering the preset up voltage value and preset down voltage value to the first comparator and the second comparator; the first comparator and the second comparator are connected to the temperature sensor for comparing the actual voltage value from the temperature sensor with the preset down voltage value or the up voltage value, when the actual voltage value is less than or equal to the preset down voltage value, the controller controls the heating resistance wire for heating; when the actual voltage value is greater than or equal to the preset up voltage value, the controller controls the temperature cooling fan for cooling, the temperature control system and the incubator temperature control method can solve the problem that the temperature will not change during certain range in the production process and the production cost is greatly reduced.
Description
Technical field
The present invention relates to thermostatic control field, particularly, relate to a kind of temperature control system and Thermostat Temperature Control method.
Background technology
In production field, production due to a lot of device needs to carry out at a constant temperature, therefore the control of constant temperature is a great problem in producing at present, in prior art, the controlled price of temperature is too high, be unsuitable for the production of low cost device, how well production control environment temperature changes within the specific limits, largely cost-effective temperature control system can become a kind of problem needing solution badly again.
Summary of the invention
The object of this invention is to provide a kind of temperature control system and Thermostat Temperature Control method, this temperature control system and Thermostat Temperature Control method can overcome problem that temperature in process of production can not change within the specific limits and can the minimizing production cost of high degree.
To achieve these goals, the invention provides a kind of temperature control system, this temperature control system comprises: temperature sensor, controller, the man-machine interaction device, resistive heater, cooling fan, the first comparer and the second comparer that couple mutually with described controller, and described controller is configured to the upper temperature threshold preset received from described man-machine interaction device and lower temperature threshold to convert to respectively preset upper magnitude of voltage and pass to described first comparer and the second comparer after setting magnitude of voltage in advance;
Described first comparator arrangement one-tenth is connected to described temperature sensor and compares with the actual voltage value passed out according to described temperature sensor and described magnitude of voltage of setting in advance, when described actual voltage value be less than or equal to described set magnitude of voltage in advance time, described controller control described resistive heater heating;
Described second comparator arrangement becomes to be connected to described temperature sensor and compares with the actual voltage value passed out according to described temperature sensor and described above magnitude of voltage of presetting, when described actual voltage value is more than or equal to described default upper magnitude of voltage, described controller controls the blowing of described cooling fan.
Preferably, described temperature sensor comprises: form the thermistor in a loop, conventional, electric-resistance and power supply, be connected with described comparer between described thermistor and conventional, electric-resistance.
Further preferably, described thermistor and described conventional, electric-resistance resistance under natural temperature is equal.
Preferably, also light emitting diode is connected with between described cooling fan and described controller.
Preferably, also light emitting diode is connected with between described resistive heater and described controller.
The present invention also provides a kind of Thermostat Temperature Control method, and according to above-mentioned temperature control system, this Thermostat Temperature Control method comprises:
S101, man-machine interaction device presets upper temperature threshold and lower temperature threshold, and described upper temperature threshold and described lower temperature threshold form a temperature threshold interval;
S102, temperature sensor detects the actual temperature in described constant temperature oven;
S103, judges described actual temperature whether within described temperature threshold interval;
S104, when the temperature in described constant temperature oven is less than or equal to described lower temperature threshold, described controller controls heating arrangement for starting heated condition;
When the temperature in described constant temperature oven is greater than described lower temperature threshold, described controller controls heating arrangement for stopping heated condition;
When the temperature in described constant temperature oven is more than or equal to described upper temperature threshold, described controller controls described cooling fan for starting state of lowering the temperature;
When the temperature in described constant temperature oven is less than described upper temperature threshold, described controller controls described cooling fan for stopping cooling state.
Preferably, described upper temperature threshold is 25 DEG C; Described lower temperature threshold is 20 DEG C.
Preferably, when the temperature in described constant temperature oven is less than or equal to described lower temperature threshold, described first comparer passes out high level signal, and described controller receives high level signal to control heating arrangement for starting heated condition.
Preferably, when the temperature in described constant temperature oven is more than or equal to described upper temperature threshold, described second comparer passes out high level signal, and the control signal that described controller receives described second comparer controls the cooling of described cooling fan.
By above-mentioned embodiment, temperature control system of the present invention and Thermostat Temperature Control method, overcome problem that temperature in process of production can not change within the specific limits and can the minimizing production cost of high degree, by temperature controller, the temperature in production run is changed within the specific limits, and temperature range can not exceed maximum limit.
Other features and advantages of the present invention are described in detail in embodiment part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for instructions, is used from explanation the present invention, but is not construed as limiting the invention with embodiment one below.In the accompanying drawings:
Fig. 1 is the concrete structure schematic diagram that temperature control system of the present invention is described; And
Fig. 2 is the particular flow sheet that Thermostat Temperature Control method of the present invention is described.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.Should be understood that, embodiment described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
In the embodiment of a kind of temperature control system of the present invention, this temperature control system comprises: temperature sensor, controller, the man-machine interaction device, resistive heater, cooling fan, the first comparer and the second comparer that couple mutually with controller, and controller is configured to the upper temperature threshold preset received from man-machine interaction device and lower temperature threshold to convert to respectively preset upper magnitude of voltage and pass to the first comparer and the second comparer after setting magnitude of voltage in advance;
First comparator arrangement become to be connected to temperature sensor with the actual voltage value passed out according to temperature sensor with set magnitude of voltage in advance and compare, when actual voltage value be less than or equal to set magnitude of voltage in advance time, controller controls resistive heater heating;
Second comparator arrangement becomes to be connected to temperature sensor and compares with the actual voltage value passed out according to temperature sensor and default upper magnitude of voltage, and when actual voltage value is more than or equal to default upper magnitude of voltage, controller controls cooling fan and dries.
By above-mentioned embodiment, temperature control system of the present invention, overcome problem that temperature in process of production can not change within the specific limits and can the minimizing production cost of high degree, by temperature controller, the temperature in production run is changed within the specific limits, and temperature range can not exceed maximum limit.
Temperature control system of the present invention and Thermostat Temperature Control method is specifically described below in conjunction with accompanying drawing 1 and accompanying drawing 2, controller controls resistive heater and carries out work heating, controller in the present invention adopts the most traditional 80c51 single-chip microcomputer, carries out real-time control to this system.
In the embodiment of a kind of temperature control system of the present invention, in order to realize converting temperature signal to voltage signal, temperature sensor comprises: form the thermistor in a loop, conventional, electric-resistance and power supply, be connected with comparer between thermistor and conventional, electric-resistance.
In this kind of embodiment, thermistor and conventional, electric-resistance resistance under natural temperature is equal, and make once temperature changes by such mode, magnitude of voltage will change thereupon.
In this kind of embodiment, in order to can both warning function be had when heating and cooling, be also connected with light emitting diode between resistive heater and controller, between described cooling fan and described controller, be also connected with light emitting diode.
The present invention also provides a kind of Thermostat Temperature Control method, and according to above-mentioned temperature control system, this Thermostat Temperature Control method comprises:
S101, man-machine interaction device presets upper temperature threshold and lower temperature threshold, and upper temperature threshold and lower temperature threshold form a temperature threshold interval;
S102, temperature sensor detects the actual temperature in constant temperature oven;
S103, judges actual temperature whether within temperature threshold interval;
S104, when the temperature in described constant temperature oven is less than or equal to described lower temperature threshold, described controller controls heating arrangement for starting heated condition;
When the temperature in described constant temperature oven is greater than described lower temperature threshold, described controller controls heating arrangement for stopping heated condition;
When the temperature in described constant temperature oven is more than or equal to described upper temperature threshold, described controller controls described cooling fan for starting state of lowering the temperature;
When the temperature in described constant temperature oven is less than described upper temperature threshold, described controller controls described cooling fan for stopping cooling state.
Said method is a using method of said system, makes the temperature in production run carry out within the specific limits changing and temperature range can not exceed maximum limit.
In this kind of embodiment, can not be out of shape in manufacturing process to realize electric wire, upper temperature threshold is 25 DEG C; Lower temperature threshold is 20 DEG C.
In this kind of embodiment, in order to realize starting heating arrangement lower than during lower temperature threshold, when the temperature in constant temperature oven equals lower temperature threshold, the first comparer passes out high level signal, and controller receives high level signal to control heating arrangement for starting heated condition.
In this kind of embodiment, in order to realize disconnecting heating arrangement higher than during upper temperature threshold, when the temperature in described constant temperature oven is less than or equal to described lower temperature threshold, described first comparer passes out high level signal, and described controller receives high level signal to control heating arrangement for starting heated condition.
In this kind of embodiment, when the temperature in described constant temperature oven is more than or equal to described upper temperature threshold, described second comparer passes out high level signal, and the control signal that described controller receives described second comparer controls the cooling of described cooling fan.
Below the preferred embodiment of the present invention is described in detail by reference to the accompanying drawings; but; the present invention is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each concrete technical characteristic described in above-mentioned embodiment, in reconcilable situation, can be combined by any suitable mode, in order to avoid unnecessary repetition, the present invention illustrates no longer separately to various possible array mode.
In addition, also can carry out combination in any between various different embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (9)
1. a temperature control system, it is characterized in that, this temperature control system comprises: temperature sensor, controller, the man-machine interaction device, resistive heater, cooling fan, the first comparer and the second comparer that couple mutually with described controller, and described controller is configured to the upper temperature threshold preset received from described man-machine interaction device and lower temperature threshold to convert to respectively preset upper magnitude of voltage and pass to described first comparer and the second comparer after setting magnitude of voltage in advance;
Described first comparator arrangement one-tenth is connected to described temperature sensor and compares with the actual voltage value passed out according to described temperature sensor and described magnitude of voltage of setting in advance, when described actual voltage value be less than or equal to described set magnitude of voltage in advance time, described controller control described resistive heater heating;
Described second comparator arrangement becomes to be connected to described temperature sensor and compares with the actual voltage value passed out according to described temperature sensor and described above magnitude of voltage of presetting, when described actual voltage value is more than or equal to described default upper magnitude of voltage, described controller controls the blowing of described cooling fan.
2. temperature control system according to claim 1, is characterized in that, described temperature sensor comprises: form the thermistor in a loop, conventional, electric-resistance and power supply, be connected with described comparer between described thermistor and conventional, electric-resistance.
3. temperature control system according to claim 2, is characterized in that, described thermistor and described conventional, electric-resistance resistance under natural temperature is equal.
4. temperature control system according to claim 1, is characterized in that, is also connected with light emitting diode between described cooling fan and described controller.
5. temperature control system according to claim 1, is characterized in that, is also connected with light emitting diode between described resistive heater and described controller.
6. a Thermostat Temperature Control method, is characterized in that, according to the temperature control system in claim 1-5 described in any one claim, this Thermostat Temperature Control method comprises:
S101, man-machine interaction device presets upper temperature threshold and lower temperature threshold, and described upper temperature threshold and described lower temperature threshold form a temperature threshold interval;
S102, temperature sensor detects the actual temperature in described constant temperature oven;
S103, judges described actual temperature whether within described temperature threshold interval;
S104, when the temperature in described constant temperature oven is less than or equal to described lower temperature threshold, described controller controls heating arrangement for starting heated condition;
When the temperature in described constant temperature oven is greater than described lower temperature threshold, described controller controls heating arrangement for stopping heated condition;
When the temperature in described constant temperature oven is more than or equal to described upper temperature threshold, described controller controls described cooling fan for starting state of lowering the temperature;
When the temperature in described constant temperature oven is less than described upper temperature threshold, described controller controls described cooling fan for stopping cooling state.
7. Thermostat Temperature Control method according to claim 6, is characterized in that, described upper temperature threshold is 25 DEG C; Described lower temperature threshold is 20 DEG C.
8. Thermostat Temperature Control method according to claim 6, it is characterized in that, when the temperature in described constant temperature oven is less than or equal to described lower temperature threshold, described first comparer passes out high level signal, and described controller receives high level signal to control heating arrangement for starting heated condition.
9. Thermostat Temperature Control method according to claim 6, it is characterized in that, when the temperature in described constant temperature oven is more than or equal to described upper temperature threshold, described second comparer passes out high level signal, and the control signal that described controller receives described second comparer controls the cooling of described cooling fan.
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| CN201410466226.0A CN104216440A (en) | 2014-09-12 | 2014-09-12 | Temperature control system and incubator temperature control method |
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| CN104872873A (en) * | 2015-06-18 | 2015-09-02 | 京东方科技集团股份有限公司 | Intelligent cloth, intelligent shoes and intelligent clothing |
| CN105054429A (en) * | 2015-09-21 | 2015-11-18 | 京东方科技集团股份有限公司 | Intelligent fabric and intelligent clothes |
| CN106708128A (en) * | 2016-11-15 | 2017-05-24 | 上海斐讯数据通信技术有限公司 | Temperature control device and radio frequency power automatic regulating system and method |
| CN106863761A (en) * | 2017-03-01 | 2017-06-20 | 深圳市佳鑫帆科技有限公司 | A kind of Medical Devices case member plastic uptake forming system |
| CN107190808A (en) * | 2016-03-15 | 2017-09-22 | 上海熊猫机械(集团)有限公司 | A kind of wisdom pumping plant with temperature adjustment |
| CN109098676A (en) * | 2018-08-22 | 2018-12-28 | 西南石油大学 | A kind of temperature control system of cutting precessor |
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Cited By (10)
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| CN106708128A (en) * | 2016-11-15 | 2017-05-24 | 上海斐讯数据通信技术有限公司 | Temperature control device and radio frequency power automatic regulating system and method |
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| CN106863761A (en) * | 2017-03-01 | 2017-06-20 | 深圳市佳鑫帆科技有限公司 | A kind of Medical Devices case member plastic uptake forming system |
| CN109098676A (en) * | 2018-08-22 | 2018-12-28 | 西南石油大学 | A kind of temperature control system of cutting precessor |
| CN109098676B (en) * | 2018-08-22 | 2021-07-20 | 西南石油大学 | Temperature control system of drilling cutting processor |
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Application publication date: 20141217 |