CN105188186A - LED lamp tube heat dissipation control system with charge control - Google Patents
LED lamp tube heat dissipation control system with charge control Download PDFInfo
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- CN105188186A CN105188186A CN201510460416.6A CN201510460416A CN105188186A CN 105188186 A CN105188186 A CN 105188186A CN 201510460416 A CN201510460416 A CN 201510460416A CN 105188186 A CN105188186 A CN 105188186A
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Abstract
The invention discloses an LED lamp tube heat dissipation control system with charge control, which comprises a lamp tube, wherein a microcontroller module, a semiconductor refrigerating module, a temperature sensor, a display module and a power supply module are arranged on the lamp tube; the semiconductor refrigerating module, the temperature sensor, the display module and the power supply module are connected with the microcontroller module; the semiconductor refrigerating module comprises a semiconductor hot end, a P-type semiconductor, an N-type semiconductor and a semiconductor cold end which are connected in sequence; and an analog-digital conversion circuit and a low-noise amplification circuit which are connected in sequence are arranged between the temperature sensor and the microcontroller module. The LED lamp tube heat dissipation control system with charge control does not use a refrigerant, thus is leakage-free and has no pollution to the environment, is fast in action speed, reliable in operation, long in service life, easy to control and convenient to adjust, can adjust the refrigerating capability through adjusting magnitude of the operating current, and can change the refrigerating or heating operation states through switching directions of the current.
Description
Technical field
The present invention relates to a kind of supervisory control system, particularly relate to a kind of LED lamp tube cooling control system that there is charging and control, belong to monitoring field.
Background technology
In world's energy shortage, today that environmental pollution is day by day serious, fully develop and utilize solar energy to be one of energy strategy of actively implementing of countries in the world government.The application of solar LED illuminating system meets the development trend of this strategic decision.But the development of LED illumination System receives the impact of heat dissipation problem to a great extent.
For LED illumination System, the electric energy conversion of a small part can only be become luminous energy by LED in the course of the work, and most energy has been converted to heat energy.Along with the increase of LED power, caloric value increases, if heat dissipation problem solves bad, heat concentrates in small-sized chip, makes chip internal temperature more and more higher.Following impact will be caused when the temperature increases: operating voltage reduces; Light intensity reduces; The wavelength of light is elongated.Reduce the life-span of the efficiency of LED driver, damage magnetic element and output capacitor etc., the reliability of LED driver is reduced.Reduce the life-span of LED, accelerate the light decay of LED.The heat dissipation problem of LED illumination System has become a major obstacle of this technical development of restriction.At present, on the heat dissipation problem solving LED illumination System, the main method adopted has: the spacing of adjustment LED; Reasonable increasing LED and metal core printed board spacing; Hole knockout; Provided with fan.These methods are subject to the impact of many objective condition in actual applications, and radiating effect is not very desirable.
Semiconductor refrigerating, also known as thermoelectric cooling, is the Peltier effect utilizing semi-conducting material.When the galvanic couple that direct current is connected into by two kinds of different semi-conducting materials, heat can be absorbed at the two ends of galvanic couple respectively and release heat, the object of freezing can be realized.It is a kind of Refrigeration Technique producing negative thermal resistance, is characterized in movement-less part, and reliability is also higher.Utilize the mode of semiconductor refrigerating to solve the heat dissipation problem of LED illumination System, there is very high practical value.
Such as application number is that the present invention of " 201210503278.1 " relates to radiator control system.Along with the development of science and technology, increasing electronic product such as notebook etc. is all tending towards miniaturized, conveniently the carrying of people, but bring and also there are some problems easily simultaneously, the heat dissipation problem of electronic product, if electronic product is in the too high state of temperature for a long time, so the performance of product will decline, even cause danger, and the life-span of electronic product can be reduced.Radiator control system, comprises CPU and power supply, and described power supply is connected with CPU, and described control system comprises heat dissipation equipment, temperature sensor and computer control end.Radiator control system of the present invention, structure is simple, utilizes real time temperature transducer in supervisory control system to carry out rotating speed control to motor, additional display circuit, can realize radiator rotating speed and change along with ambient temperature change, operate very simple and convenient.Although this invention also plays thermolysis, radiating mode and effect need to be further improved.
And for example application number is a kind of cooling control method of " 201310017887.0 ", be applied to some server cabinets, wherein be provided with some servers in each server cabinet, some blower modules are used for dispelling the heat to these server cabinets, and this cooling control method comprises the steps: to detect the current value that each power output end exports corresponding server rack to; The current value exported according to this power output end obtains the parameter of corresponding control signal; Export have to should parameter control signal to corresponding blower module.This invention cooling control method avoids and controls corresponding rotation speed of the fan by temperature sensor and increase the deficiency of server manufacturing cost.Although this invention also plays thermolysis, radiating mode and effect need to be further improved.
Summary of the invention
Technical problem to be solved by this invention provides a kind of LED lamp tube cooling control system having charging and control for the deficiency of background technology.
The present invention is for solving the problems of the technologies described above by the following technical solutions:
There is the LED lamp tube cooling control system that charging controls, the semiconductor refrigerating module, temperature sensor, display module and the power module that described fluorescent tube are provided with micro controller module and are connected with micro controller module; Described semiconductor refrigerating module comprise connect successively semiconductor hot junction, P type semiconductor, N type semiconductor and semiconductor cold junction; The analog to digital conversion circuit connected successively and low noise amplifier circuit is provided with between described temperature sensor and micro controller module;
Described power module comprises solar charging device, battery, pressurizer, comparator, and described solar charging device connects battery, and described battery connects micro controller module by pressurizer, and described comparator is connected with solar charging device and pressurizer respectively;
Described low noise amplifier circuit comprises LNA, power splitter, the first filter, the second filter, the first amplifier, the second amplifier, synthesizer, the 3rd amplifier and the 3rd filter, wherein, the output of LNA connects the input of power splitter, and the output of power splitter connects the input of first and second filter respectively, the output of first and second filter described connects the input of synthesizer respectively via first and second amplifier, the output of this synthesizer connects the input of the 3rd filter via the 3rd amplifier;
Wherein, semiconductor refrigerating module, for reducing the heat that fluorescent tube produces;
Temperature sensor, for detecting the temperature in fluorescent tube in real time;
Analog to digital conversion circuit, converts the signal of telecommunication to for the analog signal detected by temperature sensor;
Low noise amplifier circuit, the signal of telecommunication for changing analog to digital conversion circuit carries out amplification process;
Display module, for showing the temperature in the fluorescent tube of transducer detection in real time;
Micro controller module, controls the opening and closing of semiconductor refrigerating module for temperature in the fluorescent tube that detects in real time according to temperature sensor;
Comparator, for contrasting cell output voltage and set point in real time; And then control the opening and closing of solar charging device.As a kind of further preferred version with the LED lamp tube cooling control system that charging controls of the present invention, described micro controller module adopts AVR series monolithic.
As a kind of further preferred version with the LED lamp tube cooling control system that charging controls of the present invention, the chip model of described temperature sensor is DS18B20.
As a kind of further preferred version with the LED lamp tube cooling control system that charging controls of the present invention, described display module adopts LCD display.
As a kind of further preferred version with the LED lamp tube cooling control system that charging controls of the present invention, the chip model of analog-digital conversion circuit as described is TMS320LF240.
The present invention adopts above technical scheme compared with prior art, has following technique effect:
1, structure of the present invention is simple, movement-less part, reliability are also higher; Do not use cold-producing medium, thus No leakage, environmentally safe; Speed of action is fast, reliable operation, and long service life is easy to control, easy to adjust, regulates refrigerating capacity by regulating operating current size; Also the direction by switch current changes its operating state of freezing or heating; The present invention has the features such as power self-support, energy-conserving and environment-protective, long service life.
Accompanying drawing explanation
Fig. 1 is structure principle chart of the present invention
Fig. 2 is power module structure figure of the present invention;
Low noise amplifier circuit circuit diagram of the present invention during Fig. 3.
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 LED lamp tube cooling control system that there is charging and control, the semiconductor refrigerating module, temperature sensor, display module and the power module that described fluorescent tube are provided with micro controller module and are connected with micro controller module; Described semiconductor refrigerating module comprise connect successively semiconductor hot junction, P type semiconductor, N type semiconductor and semiconductor cold junction; The analog to digital conversion circuit connected successively and low noise amplifier circuit is provided with between described temperature sensor and micro controller module;
As shown in Figure 2, described power module comprises solar charging device, battery, pressurizer, comparator, described solar charging device connects battery, and described battery connects micro controller module by pressurizer, and described comparator is connected with solar charging device and pressurizer respectively;
As shown in Figure 3, described low noise amplifier circuit comprises LNA, power splitter, the first filter, the second filter, the first amplifier, the second amplifier, synthesizer, the 3rd amplifier and the 3rd filter, wherein, the output of LNA connects the input of power splitter, and the output of power splitter connects the input of first and second filter respectively, the output of first and second filter described connects the input of synthesizer respectively via first and second amplifier, the output of this synthesizer connects the input of the 3rd filter via the 3rd amplifier;
Wherein, semiconductor refrigerating module, for reducing the heat that fluorescent tube produces;
Temperature sensor, for detecting the temperature in fluorescent tube in real time;
Analog to digital conversion circuit, converts the signal of telecommunication to for the analog signal detected by temperature sensor;
Low noise amplifier circuit, the signal of telecommunication for changing analog to digital conversion circuit carries out amplification process;
Display module, for showing the temperature in the fluorescent tube of transducer detection in real time;
Micro controller module, controls the opening and closing of semiconductor refrigerating module for temperature in the fluorescent tube that detects in real time according to temperature sensor;
Comparator, for contrasting cell output voltage and set point in real time; And then control the opening and closing of solar charging device.
Wherein, described micro controller module adopts AVR series monolithic, and the chip model of described temperature sensor is DS18B20, and described display module adopts LCD display, and the chip model of analog-digital conversion circuit as described is TMS320LF240.
Theoretical according to semiconductor refrigerating, apply a direct voltage at semiconductor refrigeration system two ends and will produce a direct current, this can make TEC one end heating other end refrigeration.We claim the one end generated heat to be " hot junction ", and one end of refrigeration is " cold junction ", and the polarity of voltage at TEC two ends is exchanged, and electric current is by reverse flow, and " hot junction " and " cold junction " also will exchange.TEC is as the Cooling and Heat Source in semiconductor refrigerating application, and its operation has invertibity, both can be used for freezing, may be used for again heating.For the actual conditions solving solar LED illuminating system heat dissipation problem, we select the High Performance SCM ADUC824 of high integration as control core, complete the control to semiconductor cooler by software programming.
Utilize direct current heat just can be made to be transmitted to cryogenic object by high temp objects by PN junction, the flow direction changing electric current just can realize the conversion freezed and heat very easily.The problem of environmental pollution caused because of refrigrant leakage need not be considered with semiconductor refrigerating, and whole system welding pipeline.It is arranged mutually by many N-types and P type semiconductor particle to form, and be connected with general conductor between N-P and form a complete line, normally copper, aluminium or other metallic conductors, finally picks up with two panels potsherd.After connecting DC power supply, electronics, by negative pole, first through P type semiconductor, absorbs heat at this, arrive N type semiconductor, again heat has been released, often through a N-P module, just have heat by be sent to other while, cause the temperature difference, thus form cold and hot end.
The cold junction of semiconductor refrigeration system is arranged in solar LED illumination device, hot junction is placed on illuminator outside, it directly can be contacted with external environment condition.Again at positioned inside temperature sensor of illuminator, controller and temperature sampling instrument can obtain the temperature of illuminator inside in real time by temperature sensor.Finally, by airtight good for the illuminator installing semiconductor refrigeration system and temperature sensor, object makes it not by externally temperature influence.First allow illuminator work 30 minutes, recording internal temperature is 69.3 DEG C, at this moment allows semiconductor refrigeration system start working, and through the refrigeration of 15 minutes, finds that the temperature of illuminator inside reduces to 39 DEG C.Experiment proves, semiconductor refrigeration system can solve the heat dissipation problem of solar LED illumination device well.
AVR single chip has prefetched instruction function, namely when an execution instruction, in advance next instruction is got into, and call instruction can be performed within a clock cycle; Multiple accumulator type, data processing speed is fast; AVR single chip has 32 general purpose working registers, and being equivalent to has 32 viaducts, can fast passing; Response time is fast.AVR single chip has multiple fixing interrupt vector entry address, can respond interruption fast; AVR single chip power consumption is low.For typical power consumption situation, be 100nA when WDT closes, be more suitable for battery powered application apparatus; The minimum 1.8V of some devices gets final product work; AVR single chip security performance is good.
Above embodiment is only and technological thought of the present invention is described, can not limit protection scope of the present invention with this, and every technological thought proposed according to the present invention, any change that technical scheme basis is done, all falls within scope.By reference to the accompanying drawings embodiments of the present invention are explained in detail above, but the present invention is not limited to above-mentioned execution mode, in the ken that those of ordinary skill in the art possess, makes a variety of changes under can also or else departing from the prerequisite of present inventive concept.
Claims (5)
1. the LED lamp tube cooling control system that there is charging and control, comprise fluorescent tube, it is characterized in that: the semiconductor refrigerating module, temperature sensor, display module and the power module that on described fluorescent tube, are provided with micro controller module and are connected with micro controller module; Described semiconductor refrigerating module comprise connect successively semiconductor hot junction, P type semiconductor, N type semiconductor and semiconductor cold junction; The analog to digital conversion circuit connected successively and low noise amplifier circuit is provided with between described temperature sensor and micro controller module;
Described power module comprises solar charging device, battery, pressurizer, comparator, and described solar charging device connects battery, and described battery connects micro controller module by pressurizer, and described comparator is connected with solar charging device and pressurizer respectively;
Described low noise amplifier circuit comprises LNA, power splitter, the first filter, the second filter, the first amplifier, the second amplifier, synthesizer, the 3rd amplifier and the 3rd filter, wherein, the output of LNA connects the input of power splitter, and the output of power splitter connects the input of first and second filter respectively, the output of first and second filter described connects the input of synthesizer respectively via first and second amplifier, the output of this synthesizer connects the input of the 3rd filter via the 3rd amplifier;
Wherein, semiconductor refrigerating module, for reducing the heat that fluorescent tube produces;
Temperature sensor, for detecting the temperature in fluorescent tube in real time;
Analog to digital conversion circuit, converts the signal of telecommunication to for the analog signal detected by temperature sensor;
Low noise amplifier circuit, the signal of telecommunication for changing analog to digital conversion circuit carries out amplification process;
Display module, for showing the temperature in the fluorescent tube of transducer detection in real time;
Micro controller module, controls the opening and closing of semiconductor refrigerating module for temperature in the fluorescent tube that detects in real time according to temperature sensor;
Comparator, for contrasting cell output voltage and set point in real time; And then control the opening and closing of solar charging device.
2. a kind of LED lamp tube cooling control system having charging and control according to claim 1, is characterized in that: described micro controller module adopts AVR series monolithic.
3. a kind of LED lamp tube cooling control system having charging and control according to claim 1, is characterized in that: the chip model of described temperature sensor is DS18B20.
4. a kind of LED lamp tube cooling control system having charging and control according to claim 1, is characterized in that: described display module adopts LCD display.
5. a kind of LED lamp tube cooling control system having charging and control according to claim 1, is characterized in that: the chip model of analog-digital conversion circuit as described is TMS320LF240.
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| CN201510460416.6A CN105188186A (en) | 2015-07-31 | 2015-07-31 | LED lamp tube heat dissipation control system with charge control |
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| CN201510460416.6A CN105188186A (en) | 2015-07-31 | 2015-07-31 | LED lamp tube heat dissipation control system with charge control |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105954203A (en) * | 2016-04-28 | 2016-09-21 | 无锡昊瑜节能环保设备有限公司 | Amplifying circuit-based optical property water quality monitoring system |
| CN105973968A (en) * | 2016-04-28 | 2016-09-28 | 无锡昊瑜节能环保设备有限公司 | Low-cost dissolved oxygen sensor based on amplifying circuit |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103391054A (en) * | 2013-07-08 | 2013-11-13 | 吴江市同心电子科技有限公司 | Ultra wideband high-gain low-noise amplifier |
| WO2014046469A3 (en) * | 2012-09-18 | 2014-05-22 | 서울반도체 주식회사 | Ac led driver ic comprising adaptive active cooler driving circuit, led lighting device comprising same, and control method using same |
| CN203827590U (en) * | 2014-07-03 | 2014-09-10 | 深圳职业技术学院 | LED cooling driving circuit |
| CN204069432U (en) * | 2014-08-11 | 2014-12-31 | 国家电网公司 | A kind of solar LED street lamp controller based on photovoltaic generation |
| KR20150016673A (en) * | 2013-08-05 | 2015-02-13 | 신정훈 | LED illumination lamp Adjustment method |
| CN104394603A (en) * | 2014-11-13 | 2015-03-04 | 无锡悟莘科技有限公司 | Farmland information automatic detection system based on wireless sensor network |
| CN104390198A (en) * | 2014-11-06 | 2015-03-04 | 无锡悟莘科技有限公司 | Heat dissipation control system applied to solar LED (Light-Emitting Diode) illuminating device |
| CN204259262U (en) * | 2014-07-23 | 2015-04-08 | 武汉晶美光电有限公司 | A kind of overtemperature protection module of LED actuation temperature warning circuit |
| CN104640261A (en) * | 2013-11-06 | 2015-05-20 | 湖北歌润新能源有限责任公司 | Solar LED street lamp controller |
-
2015
- 2015-07-31 CN CN201510460416.6A patent/CN105188186A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014046469A3 (en) * | 2012-09-18 | 2014-05-22 | 서울반도체 주식회사 | Ac led driver ic comprising adaptive active cooler driving circuit, led lighting device comprising same, and control method using same |
| CN103391054A (en) * | 2013-07-08 | 2013-11-13 | 吴江市同心电子科技有限公司 | Ultra wideband high-gain low-noise amplifier |
| KR20150016673A (en) * | 2013-08-05 | 2015-02-13 | 신정훈 | LED illumination lamp Adjustment method |
| CN104640261A (en) * | 2013-11-06 | 2015-05-20 | 湖北歌润新能源有限责任公司 | Solar LED street lamp controller |
| CN203827590U (en) * | 2014-07-03 | 2014-09-10 | 深圳职业技术学院 | LED cooling driving circuit |
| CN204259262U (en) * | 2014-07-23 | 2015-04-08 | 武汉晶美光电有限公司 | A kind of overtemperature protection module of LED actuation temperature warning circuit |
| CN204069432U (en) * | 2014-08-11 | 2014-12-31 | 国家电网公司 | A kind of solar LED street lamp controller based on photovoltaic generation |
| CN104390198A (en) * | 2014-11-06 | 2015-03-04 | 无锡悟莘科技有限公司 | Heat dissipation control system applied to solar LED (Light-Emitting Diode) illuminating device |
| CN104394603A (en) * | 2014-11-13 | 2015-03-04 | 无锡悟莘科技有限公司 | Farmland information automatic detection system based on wireless sensor network |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105954203A (en) * | 2016-04-28 | 2016-09-21 | 无锡昊瑜节能环保设备有限公司 | Amplifying circuit-based optical property water quality monitoring system |
| CN105973968A (en) * | 2016-04-28 | 2016-09-28 | 无锡昊瑜节能环保设备有限公司 | Low-cost dissolved oxygen sensor based on amplifying circuit |
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