CN107770289A - A kind of Internet of Things automation data intelligent monitor system - Google Patents
A kind of Internet of Things automation data intelligent monitor system Download PDFInfo
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- CN107770289A CN107770289A CN201711188326.1A CN201711188326A CN107770289A CN 107770289 A CN107770289 A CN 107770289A CN 201711188326 A CN201711188326 A CN 201711188326A CN 107770289 A CN107770289 A CN 107770289A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- 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
- G05D23/1917—Control of temperature characterised by the use of electric means using digital means
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- Automation & Control Theory (AREA)
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Abstract
The invention discloses a kind of Internet of Things automation data intelligent monitor system, including Surveillance center, aggregation node, and the sensor network being made up of multiple sensor nodes for internet of things data acquisition；The sensor node connects Surveillance center by aggregation node；The sensor node includes array of temperature sensor, multiplexer switch, analog-to-digital conversion module, micro controller module, rectifying and voltage-stabilizing module, semiconductor refrigerating module, human-computer interaction module, clock module, memory module and power module；Traditional LED lamp tube radiating control is combined by the present invention with mobile technology of Internet of things, is truly realized motive objects networking monitoring；The data for being detected LED lamp tube are obtained by mobile internet-of-things terminal wireless mode, convenient and practical, the present invention breaches the limitation of region, realizes mobile remote monitoring, facilitates monitoring work；Manpower is greatly saved.
Description
Technical field
The invention belongs to a kind of mobile Internet of Things data field of intelligent monitoring, more particularly to a kind of Internet of Things automation data
Intelligent monitor system.
Background technology
For LED illumination System, a least a portion of electric energy can only be changed into luminous energy by LED in the course of the work, and
Most energy has been converted to heat energy.With the increase of LED power, caloric value increases, if heat dissipation problem solution is bad,
Heat is concentrated in small-sized chip so that chip internal temperature more and more higher.Following shadow will be caused when the temperature increases
Ring：Operating voltage is reduced；Light intensity is reduced；The wavelength of light is elongated.Reduce efficiency, damage magnetic element and the output of LED driver
In the life-span of capacitor etc., make the reliability of LED driver reduce.LED life-span is reduced, accelerates LED light decay.LED illumination system
The heat dissipation problem of system has become a major obstacle for restricting the development of this technology.At present, solving dissipating for LED illumination System
The method mainly used on heat problem has：Adjust LED spacing；Rationally increase distance between LED and metal core printed board；Punching side
Formula；Fan is installed.These methods are influenceed by many objective condition in actual applications, and radiating effect is not highly desirable.
Semiconductor refrigerating is also known as thermoelectric cooling, is the Peltier effects using semi-conducting material.When direct current passes through two kinds
During the galvanic couple that different semi-conducting materials are connected into, heat can be absorbed respectively at the both ends of galvanic couple and release heat, can be realized
The purpose of refrigeration.It is a kind of Refrigeration Technique for producing negative thermal resistance, is characterized in movement-less part, and reliability is also higher.Profit
Solve the heat dissipation problem of LED illumination System with the mode of semiconductor refrigerating, there is very high practical value.
The content of the invention
The technical problems to be solved by the invention are that the deficiency for being directed to background technology provides a kind of Internet of Things automation number
According to intelligent monitor system, it obtains the data for being detected LED lamp tube by mobile internet-of-things terminal wireless mode, convenient and practical,
The present invention breaches the limitation of region, realizes mobile remote monitoring, facilitates monitoring work；Manpower is greatly saved.
The present invention uses following technical scheme to solve above-mentioned technical problem：
A kind of Internet of Things automation data intelligent monitor system, including Surveillance center, aggregation node, and it is used for Internet of Things by multiple
The sensor network that the sensor node of network data collection is formed；The sensor node passes through in aggregation node connection monitoring
The heart；The sensor node includes array of temperature sensor, multiplexer switch, analog-to-digital conversion module, micro controller module, whole
Flow Voltage stabilizing module, semiconductor refrigerating module, human-computer interaction module, clock module, memory module and power module；
The array of temperature sensor is described successively by multiplexer switch, analog-to-digital conversion module connection micro controller module
Micro controller module connects semiconductor refrigerating module by rectifying and voltage-stabilizing module；
The semiconductor refrigerating module includes semiconductor hot junction, P-type semiconductor, N-type semiconductor and the semiconductor cooling being sequentially connected
End；
The human-computer interaction module, clock module and memory module are connected with micro controller module respectively；
Micro controller module connects semiconductor refrigerating module by rectifying and voltage-stabilizing module, for the temperature gathered according to temperature sensor
Spend parameter and pass through semiconductor refrigerating module cooling control lamp hole temperature to setting normal temperature threshold value；
The power module includes the temperature difference power collector being sequentially connected, power supply energy management circuit, the power supply energy pipe
Reason circuit includes MPPT modules, electric energy output interface, booster circuit and energy buffer, and the energy buffer includes energy storage electricity
Appearance, comparator and voltage-stablizer；The input of the output end connection electric energy output interface of the MPPT modules, electric energy output connect
The input of the output end connection booster circuit of mouth, the input of the output end connection voltage-stablizer of the booster circuit, the ratio
Input compared with device and storage capacitor is connected between booster circuit and voltage-stablizer.
As a kind of further preferred scheme of Internet of Things automation data intelligent monitor system of the present invention, the boosting electricity
Road includes converter, inductance, voltage-stabiliser tube, the first electrochemical capacitor, the second electrochemical capacitor, first resistor and second resistance, the first electricity
The positive pole of solution electric capacity connects one end of inductance and the output end of electric energy output interface, the other end connection first resistor of inductance respectively
One end, the other end of first resistor connects the positive pole of voltage-stabiliser tube and the input of converter, the negative pole difference of voltage-stabiliser tube respectively
Connect the normal-closed end of the positive pole of the second electrochemical capacitor, the output end of converter and switch, movable end and the second resistance string of switch
It is connected after connection with charging circuit, the negative pole of the first electrochemical capacitor, the negative pole of the second electrochemical capacitor, earth terminal and the ground of converter connect
Connect.
It is steady as a kind of further preferred scheme of Internet of Things automation data intelligent monitor system of the present invention, the rectification
Die block includes MPU processing units, silicon controlled rectifying unit, Pulse-trigger control unit, pulse-triggered unit, temperature feedback list
Member and voltage x current variable feedback unit；
MPU processing units, Pulse-trigger control unit, pulse-triggered unit and silicon controlled rectifying unit are sequentially connected, and temperature is anti-
Feedback unit and voltage x current variable feedback unit are connected with MPU processing units respectively；
Measured by temperature value of the MPU processing units according to measured by temperature feedback unit, voltage x current variable feedback unit
Magnitude of voltage and current value, the break-make of the control signal of output adjustment pulse-triggered frequency and control Pulse-trigger control unit
Control signal.
According to a kind of Internet of Things automation data intelligent monitor system described in claim 1, it is characterised in that：The monitoring
Center includes GPRS data transceiver module, processor module, ZigBee communication module, power supply module, the GPRS data transmitting-receiving
Module, ZigBee communication module are connected with processor module respectively, it is described power supply respectively with GPRS data transceiver module, processor
Module, the connection of ZigBee communication module, for providing required electric energy.
As a kind of further preferred scheme of Internet of Things automation data intelligent monitor system of the present invention, the temperature passes
Sensor array uses chip model to be formed for DS18B20 temperature sensor.
The present invention compared with prior art, has following technique effect using above technical scheme：
1st, traditional LED lamp tube radiating control is combined by the present invention with mobile technology of Internet of things, is truly realized mobile Internet of Things
Net monitoring；The data for being detected LED lamp tube are obtained by mobile internet-of-things terminal wireless mode, convenient and practical, the present invention breaks through
The limitation of region, realizes mobile remote monitoring, facilitates monitoring work；Manpower is greatly saved；
2nd, the present invention carries out temperature acquisition using array of temperature sensor, substantially increases the precision of temperature acquisition；
3rd, the present invention is controlled temperature using semiconductor refrigerating technology, and simple in construction, movement-less part, reliability also compare
It is high；Without using refrigerant, therefore No leakage, it is environmentally safe；Work fast, reliable operation, service life length is easy to control,
It is easy to adjust, refrigerating capacity can be adjusted by adjustment work size of current；
4th, the present invention first passes through voltage-stablizer and carries out voltage stabilizing processing, then controls semiconductor refrigerating module again, substantially increases and partly lead
The stability of body refrigeration module work.
Brief description of the drawings
Fig. 1 is the system architecture schematic diagram of inventive sensor node；
Fig. 2 is the structure principle chart of inventive sensor node power module；
Fig. 3 is the booster circuit circuit diagram of inventive sensor node；
Fig. 4 is inventive sensor node rectifying and voltage-stabilizing modular structure schematic diagram.
Embodiment
Technical scheme is described in further detail below in conjunction with the accompanying drawings：
The embodiment of the present invention is as follows：
A kind of Internet of Things automation data intelligent monitor system, including Surveillance center, aggregation node, and it is used for Internet of Things by multiple
The sensor network that the sensor node of network data collection is formed；The sensor node passes through in aggregation node connection monitoring
The heart；As shown in figure 1, the sensor node includes array of temperature sensor, multiplexer switch, analog-to-digital conversion module, micro-control
Device module, rectifying and voltage-stabilizing module, semiconductor refrigerating module, human-computer interaction module, clock module, memory module and power supply mould processed
Block；
The array of temperature sensor is described successively by multiplexer switch, analog-to-digital conversion module connection micro controller module
Micro controller module connects semiconductor refrigerating module by rectifying and voltage-stabilizing module；
The semiconductor refrigerating module includes semiconductor hot junction, P-type semiconductor, N-type semiconductor and the semiconductor cooling being sequentially connected
End；
The human-computer interaction module, clock module and memory module are connected with micro controller module respectively；
Micro controller module connects semiconductor refrigerating module by rectifying and voltage-stabilizing module, for the temperature gathered according to temperature sensor
Spend parameter and pass through semiconductor refrigerating module cooling control lamp hole temperature to setting normal temperature threshold value；
As shown in Fig. 2 the power module includes the temperature difference power collector being sequentially connected, power supply energy management circuit, it is described
Power supply energy management circuit includes MPPT modules, electric energy output interface, booster circuit and energy buffer, the energy buffer
Include storage capacitor, comparator and voltage-stablizer；The input, described of the output end connection electric energy output interface of the MPPT modules
The input of the output end connection booster circuit of electric energy output interface, the input of the output end connection voltage-stablizer of the booster circuit
End, the input of the comparator and storage capacitor are connected between booster circuit and voltage-stablizer.
As shown in figure 3, the booster circuit includes converter, inductance, voltage-stabiliser tube, the first electrochemical capacitor, the second electrolysis electricity
Hold, first resistor and second resistance, the positive pole of the first electrochemical capacitor connect respectively inductance one end and electric energy output interface it is defeated
Go out end, one end of the other end connection first resistor of inductance, the other end of first resistor connects positive pole and the change of voltage-stabiliser tube respectively
The input of parallel operation, the negative pole of voltage-stabiliser tube connect the normal of the positive pole of the second electrochemical capacitor, the output end of converter and switch respectively
Closed end, the movable end of switch are connected with after second resistance series connection with charging circuit, the negative pole of the first electrochemical capacitor, the second electrolysis electricity
The negative pole of appearance, the earth terminal of converter are connected to ground.
The rectifying and voltage-stabilizing module includes MPU processing units, silicon controlled rectifying unit, Pulse-trigger control unit, pulse
Trigger element, temperature feedback unit and voltage x current variable feedback unit；
MPU processing units, Pulse-trigger control unit, pulse-triggered unit and silicon controlled rectifying unit are sequentially connected, and temperature is anti-
Feedback unit and voltage x current variable feedback unit are connected with MPU processing units respectively；
Measured by temperature value of the MPU processing units according to measured by temperature feedback unit, voltage x current variable feedback unit
Magnitude of voltage and current value, the break-make of the control signal of output adjustment pulse-triggered frequency and control Pulse-trigger control unit
Control signal.
The Surveillance center includes GPRS data transceiver module, processor module, ZigBee communication module, power supply module,
The GPRS data transceiver module, ZigBee communication module are connected with processor module respectively, it is described power supply respectively with GPRS numbers
According to transceiver module, processor module, the connection of ZigBee communication module, for providing required electric energy.
The array of temperature sensor uses chip model to be formed for DS18B20 temperature sensor.
As shown in figure 4, the rectifying and voltage-stabilizing module includes MPU processing units, silicon controlled rectifying unit, Pulse-trigger control
Unit, pulse-triggered unit, temperature feedback unit and voltage x current variable feedback unit；
MPU processing units, Pulse-trigger control unit, pulse-triggered unit and silicon controlled rectifying unit are sequentially connected, and temperature is anti-
Feedback unit and voltage x current variable feedback unit are connected with MPU processing units respectively；
Measured by temperature value of the MPU processing units according to measured by temperature feedback unit, voltage x current variable feedback unit
Magnitude of voltage and current value, the break-make of the control signal of output adjustment pulse-triggered frequency and control Pulse-trigger control unit
Control signal.
The server terminal includes GPRS data transceiver module, processor module, ZigBee communication module, power supply mould
Block, the GPRS data transceiver module, ZigBee communication module are connected with processor module respectively, it is described power supply respectively with GPRS
Data transmit-receive module, processor module, the connection of ZigBee communication module, for providing required electric energy.
A kind of Internet of Things automation data intelligent monitor system according to claim 1, it is characterised in that：The temperature
Degree sensor array uses chip model to be formed for DS18B20 temperature sensor；
The present invention carries out temperature acquisition using array of temperature sensor, substantially increases the precision of temperature acquisition；
The present invention is controlled temperature using semiconductor refrigerating technology, and simple in construction, movement-less part, reliability are also higher；
Without using refrigerant, therefore No leakage, it is environmentally safe；Work fast, reliable operation, service life length, easy to control, regulation
It is convenient, refrigerating capacity can be adjusted by adjustment work size of current.
The server terminal includes GPRS data transceiver module, processor module, ZigBee communication module, power supply mould
Block, the GPRS data transceiver module, ZigBee communication module are connected with processor module respectively, it is described power supply respectively with GPRS
Data transmit-receive module, processor module, the connection of ZigBee communication module, for providing required electric energy.
The data preprocessing module includes analog-digital converter, amplification circuit module, the filter circuit module being sequentially connected.
The chip model of the temperature sensor is DS18B20；
Wherein, the micro controller module uses AVR series monolithics, and the chip model of the temperature sensor is DS18B20,
The display module uses LCD display, and the chip model of the ZigBee communication module is ZM5168.
Traditional LED lamp tube radiating control is combined by the present invention with mobile technology of Internet of things, is truly realized movement and is regarded
Frequency monitors.The data of video monitoring front-end are obtained by web mobile terminals wireless mode, convenient and practical, the present invention breaches ground
The limitation in domain, mobile remote monitoring is realized, facilitates monitoring work；The present invention is simple in construction, movement-less part, reliability
Compare high；Without using refrigerant, therefore No leakage, it is environmentally safe；Work fast, reliable operation, service life length are easily-controllable
System, it is easy to adjust, refrigerating capacity can be adjusted by adjustment work size of current；Also can be changed by the direction of switching electric current
It freezes or the working condition of heating.
Theoretical according to semiconductor refrigerating, one will be produced directly by applying a DC voltage at semiconductor refrigeration system both ends
Electric current is flowed, this can make TEC one end heating other end refrigeration.One end that we generate heat is referred to as " hot junction ", and one end of refrigeration is " cold
End ", exchanges the polarity of voltage at TEC both ends, and electric current will also exchange in reverse flow, " hot junction " with " cold end ".TEC is used as and partly led
Cooling and Heat Source in body refrigeration application, its operation have invertibity, can both be used for freezing, can be used for heating again.For solving
The actual conditions of solar LED illuminating system heat dissipation problem, we select the High Performance SCM ADUC824 conducts of high integration
Control core, the control to semiconductor cooler is completed by software programming.
It can just heat is transmitted to cryogenic object by high temp objects by PN junction using direct current, change the flow direction of electric current just
The conversion of refrigeration and heating can very easily be realized.Do not had to consider the environment caused by refrigerant leaks with semiconductor refrigerating
Pollution problem, and whole system welding pipeline.It is that arrangement forms mutually by many N-types and P-type semiconductor particle, and N-
So that in general conductor is connected and forms a complete line between P, typically copper, aluminium or other metallic conductors finally use two panels
Potsherd, which picks up, to be come.After connecting dc source, electronics is by negative pole, P-type semiconductor is first passed around, absorbs heat herein, is arrived
N-type semiconductor, and heat is released, often by N-P module, just have heat by be sent to it is other while, cause
The temperature difference, so as to form hot and cold side.
The cold end of semiconductor refrigeration system is arranged in solar LED illumination device, hot junction is placed on outside illuminator
Portion so that it can directly be contacted with external environment condition.Again in one temperature sensor of positioned inside of illuminator, controller and temperature
Degree sampling instrument can obtain the temperature inside illuminator in real time by temperature sensor.Finally, by the semiconductor system of installing
The illuminator of cooling system and temperature sensor is closed good, it is therefore an objective to makes its free of extraneous thermal effects.First allow illuminator work
Make 30 minutes, measure internal temperature as 69.3 DEG C, at this moment allow semiconductor refrigeration system to start working, by the refrigeration of 15 minutes,
It was found that the temperature inside illuminator is reduced to 39 DEG C.It is demonstrated experimentally that semiconductor refrigeration system can solve solar LED photograph well
The heat dissipation problem of bright device.
AVR series monolithics have prefetched instruction function, i.e., perform one instruction when, in advance next instruction take into
Come so that instruction can perform within a clock cycle；Multiple accumulator type, data processing speed are fast；AVR single chip has 32
Individual general purpose working register, can be with fast passing equivalent to there is 32 viaducts；Response time is fast.AVR single chip has more
Individual fixed interrupt vector entry address, can quick response interruption；AVR single chip power consumption is low.For typical power consumption situation, WDT is closed
It is 100nA when closing, is more suitable for battery powered application apparatus；Some minimum 1.8 V of device can work；AVR single chip is protected
Close performance is good.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not pair
The restriction of embodiments of the present invention.For those of ordinary skill in the field, may be used also on the basis of the above description
To make other changes in different forms.There is no necessity and possibility to exhaust all the enbodiments.And these
The obvious changes or variations that the connotation for belonging to of the invention is extended out still falls within protection scope of the present invention.
Claims (5)
- A kind of 1. Internet of Things automation data intelligent monitor system, it is characterised in that：Including Surveillance center, aggregation node, and The sensor network being made up of multiple sensor nodes for internet of things data acquisition；The sensor node is saved by converging Point connection Surveillance center；The sensor node includes array of temperature sensor, multiplexer switch, analog-to-digital conversion module, micro- Controller module, rectifying and voltage-stabilizing module, semiconductor refrigerating module, human-computer interaction module, clock module, memory module and power supply Module；The array of temperature sensor is described successively by multiplexer switch, analog-to-digital conversion module connection micro controller module Micro controller module connects semiconductor refrigerating module by rectifying and voltage-stabilizing module；The semiconductor refrigerating module includes semiconductor hot junction, P-type semiconductor, N-type semiconductor and the semiconductor cooling being sequentially connected End；The human-computer interaction module, clock module and memory module are connected with micro controller module respectively；Micro controller module connects semiconductor refrigerating module by rectifying and voltage-stabilizing module, for the temperature gathered according to temperature sensor Spend parameter and pass through semiconductor refrigerating module cooling control lamp hole temperature to setting normal temperature threshold value；The power module includes the temperature difference power collector being sequentially connected, power supply energy management circuit, the power supply energy pipe Reason circuit includes MPPT modules, electric energy output interface, booster circuit and energy buffer, and the energy buffer includes energy storage electricity Appearance, comparator and voltage-stablizer；The input of the output end connection electric energy output interface of the MPPT modules, electric energy output connect The input of the output end connection booster circuit of mouth, the input of the output end connection voltage-stablizer of the booster circuit, the ratio Input compared with device and storage capacitor is connected between booster circuit and voltage-stablizer.
- A kind of 2. Internet of Things automation data intelligent monitor system according to claim 1, it is characterised in that：The boosting Circuit includes converter, inductance, voltage-stabiliser tube, the first electrochemical capacitor, the second electrochemical capacitor, first resistor and second resistance, and first The positive pole of electrochemical capacitor connects one end of inductance and the output end of electric energy output interface, the electricity of other end connection first of inductance respectively One end of resistance, the other end of first resistor connect the positive pole of voltage-stabiliser tube and the input of converter, the negative pole point of voltage-stabiliser tube respectively The normal-closed end of the positive pole of the second electrochemical capacitor, the output end of converter and switch, the movable end and second resistance of switch are not connected It is connected after series connection with charging circuit, the negative pole of the first electrochemical capacitor, the negative pole of the second electrochemical capacitor, earth terminal and the ground of converter Connection.
- A kind of 3. Internet of Things automation data intelligent monitor system according to claim 1, it is characterised in that：The rectification Voltage stabilizing module includes MPU processing units, silicon controlled rectifying unit, Pulse-trigger control unit, pulse-triggered unit, temperature feedback Unit and voltage x current variable feedback unit；MPU processing units, Pulse-trigger control unit, pulse-triggered unit and silicon controlled rectifying unit are sequentially connected, and temperature is anti- Feedback unit and voltage x current variable feedback unit are connected with MPU processing units respectively；Measured by temperature value of the MPU processing units according to measured by temperature feedback unit, voltage x current variable feedback unit Magnitude of voltage and current value, the break-make of the control signal of output adjustment pulse-triggered frequency and control Pulse-trigger control unit Control signal.
- 4. according to a kind of Internet of Things automation data intelligent monitor system described in claim 1, it is characterised in that：In the monitoring Pericardium transceiver module containing GPRS data, processor module, ZigBee communication module, power supply module, the GPRS data receive and dispatch mould Block, ZigBee communication module are connected with processor module respectively, it is described power supply respectively with GPRS data transceiver module, processor die Block, the connection of ZigBee communication module, for providing required electric energy.
- A kind of 5. Internet of Things automation data intelligent monitor system according to claim 1, it is characterised in that：The temperature Sensor array uses chip model to be formed for DS18B20 temperature sensor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711188326.1A CN107770289A (en) | 2017-11-24 | 2017-11-24 | A kind of Internet of Things automation data intelligent monitor system |
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| CN201711188326.1A CN107770289A (en) | 2017-11-24 | 2017-11-24 | A kind of Internet of Things automation data intelligent monitor system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108313120A (en) * | 2018-03-27 | 2018-07-24 | 新日(无锡)发展有限公司 | A kind of electric vehicle Electric Power Steering Control System |
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| CN102594168A (en) * | 2012-02-20 | 2012-07-18 | 中天启明石油技术有限公司 | Rectification voltage-stabilization control circuit |
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| CN105812471A (en) * | 2016-03-24 | 2016-07-27 | 苏州合欣美电子科技有限公司 | Self-sufficient lamplight terminal control system based on boosted circuit |
| CN105974230A (en) * | 2016-05-10 | 2016-09-28 | 倍科质量技术服务（东莞）有限公司 | LM-80 aging test system based on semiconductor refrigeration device and control method of system |
| CN207504916U (en) * | 2017-11-24 | 2018-06-15 | 无锡七百二十度科技有限公司 | A kind of Internet of Things automated data intelligent monitor system |
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- 2017-11-24 CN CN201711188326.1A patent/CN107770289A/en not_active Withdrawn
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102594168A (en) * | 2012-02-20 | 2012-07-18 | 中天启明石油技术有限公司 | Rectification voltage-stabilization control circuit |
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| CN105812471A (en) * | 2016-03-24 | 2016-07-27 | 苏州合欣美电子科技有限公司 | Self-sufficient lamplight terminal control system based on boosted circuit |
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Application publication date: 20180306 |