CN107644522A - A kind of wireless sensing system of the direct current transportation environmental monitoring based on LoRa - Google Patents
A kind of wireless sensing system of the direct current transportation environmental monitoring based on LoRa Download PDFInfo
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- CN107644522A CN107644522A CN201710958942.4A CN201710958942A CN107644522A CN 107644522 A CN107644522 A CN 107644522A CN 201710958942 A CN201710958942 A CN 201710958942A CN 107644522 A CN107644522 A CN 107644522A
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/70—Smart grids as climate change mitigation technology in the energy generation sector
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/12—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation
- Y04S10/123—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation the energy generation units being or involving renewable energy sources
-
- 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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Abstract
The invention discloses a kind of wireless sensing system of the direct current transportation environmental monitoring based on LoRa, including N number of sub- sensing node, every sub- sensing node includes MCU module, control and processing unit, clock module, LoRa communication modules, solar energy module, temperature sensor, humidity sensor, piezoresistive pressure sensor, electric-field sensor and capacitance acceleration sensor, and every sub- sensor node is provided with the isolated location with isolation electromagnetic action；Solar energy module is used to power to MCU module, control and processing unit, clock module, LoRa communication modules, temperature sensor, humidity sensor, piezoresistive pressure sensor, electric-field sensor and capacitance acceleration sensor；The invention is communicated using LoRa, has low-power consumption, overlength distance, multinode, low cost and other advantages；The isolated location with isolation electromagnetic action is provided with every sub- sensor node, reduces influence of the HVDC electromagnetic environment to measured value.
Description
Technical field
The present invention relates to wireless communication technology and sensor technical field, more particularly to a kind of direct current transportation based on LoRa
The wireless sensing system of environmental monitoring.
Background technology
With fast development of China's extra-high voltage direct-current engineering in wider field, its electromagnetic environment has become engineering design
With the important topic for needing to further investigate in construction, and temperature, humidity, pressure etc. can produce to the electric-field intensity of the electromagnetic environment
Influence, when studying and evaluating the power plant of DC line, it is necessary to be monitored in real time to it, while record corresponding amblent air temperature
Parameter, therefore the monitoring system that a kind of accuracy of research is high, energy consumption is small and degree of intelligence is high is to UHVDC Transmission Lines electromagnetism ring
Border research is significant.
Extra high voltage direct current transmission line region span is big, in the measurements using the electric field monitoring system pole of wire transmission mode
To be constant, and wireless sensing system can be very good solve this problem.At present, the wireless sensing system mainly used is to be based on
ZigBee technology, the ZigBee technology be it is a kind of closely, low complex degree, low-power consumption, low rate, the double-direction radio of low cost lead to
News technology, be mainly used in carrying out data transmission between the not high various electronic equipments of short, low in energy consumption and transmission rate and
The typical application for having periodic data, intermittent data and the transmission of low reaction time data；The ZigBee technology can not meet
The long-distance transmissions of extra high voltage direct current transmission line, therefore need the wireless communication technology that a kind of distance is remote and efficiency of transmission is high badly.
The content of the invention
The technical problem of the present invention is to provide a kind of direct current based on LoRa to overcome above the deficiencies in the prior art
The wireless sensing system of transmission of electricity environmental monitoring.
In order to solve the above technical problems, technical scheme is as follows：
A kind of wireless sensing system of the direct current transportation environmental monitoring based on LoRa, including N number of sub- sensing node, it is described per height
Sensing node includes MCU module, control and processing unit, clock module, LoRa communication modules, solar energy module, TEMP
Device, humidity sensor, piezoresistive pressure sensor, electric-field sensor and capacitance acceleration sensor, it is described to be sensed per height
Device node is provided with the isolated location with isolation electromagnetic action；The solar energy module is used for MCU module, control and processing
Unit, clock module, LoRa communication modules, temperature sensor, humidity sensor, piezoresistive pressure sensor, electric-field sensor
And capacitance acceleration sensor power supply.
Preferably, at least 1000 sub- sensing nodes are disposed with the wireless sensing system, every sub- sensing node leads to
Communication distance is spacious 20km.
Preferably, the solar energy module includes solar panels and batteries.
Preferably, the temperature sensor, humidity sensor, piezoresistive pressure sensor, electric-field sensor and electric capacity
Acceleration transducer is integrated on one single chip.
Preferably, the MCU module be used for receive from temperature sensor, humidity sensor, piezoresistive pressure sensor,
The data of electric-field sensor and capacitance acceleration sensor；Data are respectively sent to control and processing list by the MCU module
Member, LoRa communication modules；The clock module is used to provide the time that MCU module receives and transmits data；；The control and place
Unit is managed to be used to control and temperature sensor, humidity sensor, piezoresistive pressure sensor, electric-field sensor and electric capacity
The working condition of acceleration transducer.
Preferably, the data for being sent to LoRa communication modules are sequentially delivered to LoRa nets by every sub- sensing node
Pass, communication base station, Cloud Server station and user.
Preferably, carried out data transmission between the LoRa gateways and communication base station by GSM network.
Preferably, every sub- sensing node receives the remote control command from user by LoRa communication modules.
Compared with prior art, beneficial effects of the present invention are as follows：1st, communicated by using LoRa, there is low-power consumption, surpass
At a distance, multinode, low cost and other advantages；2nd, by setting solar energy module in the wireless sensing system, the nothing is realized
The self-powered function of line sensor-based system；3rd, by integrated multi-sensor on a single chip, realize while to measure the direct current defeated
Temperature, humidity, pressure, electric-field intensity and the capacitance acceleration of electrical environment；4th, by being set on every sub- sensor node
There is the isolated location with isolation electromagnetic action, reduce influence of the HVDC electromagnetic environment to measured value.
Brief description of the drawings
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Fig. 1 is the knot of the sub- sensing node of the wireless sensing system of the direct current transportation environmental monitoring based on LoRa in the present invention
Structure schematic diagram；
Fig. 2 is the structural representation of the direct current transportation environmental monitoring system based on LoRa in the present invention.
Reference：1st, MCU module；2nd, control and processing unit；3rd, clock module；4th, LoRa communication modules；5th, the sun
Can module；6th, temperature sensor；7th, humidity sensor；8th, piezoresistive pressure sensor；9th, electric-field sensor；10th, electric capacity accelerates
Spend sensor；11st, LoRa gateways；12nd, Cloud Server.
Embodiment
As shown in Fig. 1 to 2, the present invention provides a kind of wireless sensing system of the direct current transportation environmental monitoring based on LoRa,
Including at least 1000 sub- sensing nodes, every sub- sensing node communication distance is spacious 20km, every sub- sensing node
Including MCU module 1, control with processing unit 2, clock module 3, LoRa communication modules 4, solar energy module 5, temperature sensor 6,
Humidity sensor 7, piezoresistive pressure sensor 8, electric-field sensor 9 and capacitance acceleration sensor 10；
The solar energy module 5 is used for MCU module 1, control and processing unit 2, clock module 3, LoRa communication modules 4, temperature
Degree sensor 6, humidity sensor 7, piezoresistive pressure sensor 8, electric-field sensor 9 and capacitance acceleration sensor 10 supply
Electricity；The solar energy module 5 includes solar panels and batteries；In sunshine abundance, solar panels are mainly responsible for electric power storage
The charging of pond group, when sunshine is weak or night, by batteries be responsible for MCU module 1, control and processing unit 2, clock module 3,
LoRa communication modules 4, temperature sensor 6, humidity sensor 7, piezoresistive pressure sensor 8, electric-field sensor 9 and electric capacity add
Velocity sensor 10 is powered；
The temperature sensor 6, humidity sensor 7, piezoresistive pressure sensor 8, electric-field sensor 9 and capacitance acceleration pass
Sensor 10 is integrated on one single chip；Temperature sensor 6 is used for the temperature for measuring direct current transportation environment, and humidity sensor 7 is used for
The humidity of the environment is measured, piezoresistive pressure sensor 8 is used for the pressure for measuring the environment, and electric-field sensor 9 is used to measure this
The electric-field intensity of environment, capacitance acceleration sensor 10 are used for the capacitance acceleration for measuring the environment；
The MCU module 1 is used to receive to be passed from temperature sensor 6, humidity sensor 7, piezoresistive pressure sensor 8, electric field
The data of sensor 9 and capacitance acceleration sensor 10；Data are respectively sent to control and processing unit by the MCU module 1
2nd, LoRa communication modules 4；The clock module 3 is used to provide the time that MCU module 1 receives and transmits data, facilitates follow-up
Data survey and analysis；The control is analyzed with processing unit 2 according to the data received, then is controlled and passed with treatment temperature
Sensor 6, humidity sensor 7, piezoresistive pressure sensor 8, the work shape of electric-field sensor 9 and capacitance acceleration sensor 10
State；
The step of data for being sent to LoRa communication modules 4 are sent to user by every sub- sensing node is as follows：
1st, first, the data are sent to by communication base station by LoRa gateways 11, between the LoRa gateways 11 and communication base station
Carried out data transmission by GSM network；
2nd, then, the data for being sent to communication base station are uploaded to Cloud Server 12；
3rd, last, user is analyzed the data for being uploaded to Cloud Server 12.
Meanwhile data results can be uploaded to Cloud Server 12 by user, and the Cloud Server 12 is remotely supervised
Control, then the Cloud Server 12 is by the data results remote control communication base station, the communication base station by GSM network,
Data results are sent to LoRa gateways 11, the number of LoRa gateways 11 will be passed according to analysis result by LoRa communication modules 4
MCU module 1 is delivered to, data results are sent to control and processing unit 2, the control and processing unit 2 by the MCU module 1
The data results are carried out with Treatment Analysis, then to temperature sensor 6, humidity sensor 7, piezoresistive pressure sensor 8, electricity
The working condition of field sensor 9 and capacitance acceleration sensor 10 is adjusted；
Understand above, every sub- sensing node receives the remote control command from user by LoRa communication modules 4；
Every sub- sensor node is provided with the isolated location with isolation electromagnetic action, reduces in measurement temperature, wet
When degree, electric-field intensity etc. and pass through LoRa communication transmission and receive data when suffered high voltage under surrounding complex electromagnetic environment
Influence.
Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art,
Described embodiment is only part of the embodiment of the present invention, rather than whole embodiments, and it still can be to foregoing each
Technical scheme described in embodiment is modified, or carries out equivalent substitution to which part technical characteristic, all in the present invention
Spirit and principle within, any modification, equivalent substitution and improvements made etc., should be included in protection scope of the present invention it
It is interior.
Claims (8)
- A kind of 1. wireless sensing system of the direct current transportation environmental monitoring based on LoRa, it is characterised in that：Including N number of sub- sensing section Point, every sub- sensing node include MCU module（1）, control and processing unit（2）, clock module（3）, LoRa communication mould Block（4）, solar energy module（5）, temperature sensor（6）, humidity sensor（7）, piezoresistive pressure sensor（8）, electric field sensing Device（9）And capacitance acceleration sensor（10）, every sub- sensor node be provided with isolation electromagnetic action every From unit；The solar energy module（5）For to MCU module（1）, control and processing unit（2）, clock module（3）, LoRa leads to Believe module（4）, temperature sensor（6）, humidity sensor（7）, piezoresistive pressure sensor（8）, electric-field sensor（9）And electricity Hold acceleration transducer（10）Power supply.
- 2. the wireless sensing system of the direct current transportation environmental monitoring according to claim 1 based on LoRa, it is characterised in that： At least 1000 sub- sensing nodes are disposed with the wireless sensing system, every sub- sensing node communication distance is spaciousness 20km。
- 3. the wireless sensing system of the direct current transportation environmental monitoring according to claim 1 based on LoRa, it is characterised in that： The solar energy module（5）Including solar panels and batteries.
- 4. the wireless sensing system of the direct current transportation environmental monitoring according to claim 1 based on LoRa, it is characterised in that： The temperature sensor（6）, humidity sensor（7）, piezoresistive pressure sensor（8）, electric-field sensor（9）And electric capacity accelerates Spend sensor（10）It is integrated on one single chip.
- 5. the wireless sensing system of the direct current transportation environmental monitoring based on LoRa according to claim 1,3 or 4, its feature It is：The MCU module（1）Temperature sensor is come from for receiving（6）, humidity sensor（7）, piezoresistive pressure sensor （8）, electric-field sensor（9）And capacitance acceleration sensor（10）Data；The MCU module（1）Data are respectively transmitted To control and processing unit（2）, LoRa communication modules（4）；The clock module（3）For providing MCU module（1）Receive and pass Send the time of data；The control and processing unit（2）For control and temperature sensor（6）, humidity sensor（7）、 Piezoresistive pressure sensor（8）, electric-field sensor（9）And capacitance acceleration sensor（10）Working condition.
- 6. the wireless sensing system of the direct current transportation environmental monitoring according to claim 5 based on LoRa, it is characterised in that： Every sub- sensing node will be sent to LoRa communication modules（4）Data be sequentially delivered to LoRa gateways（11）, communication base Stand, Cloud Server station（12）And user.
- 7. the wireless sensing system of the direct current transportation environmental monitoring according to claim 6 based on LoRa, it is characterised in that： The LoRa gateways（11）Carried out data transmission between communication base station by GSM network.
- 8. the wireless sensing system of the direct current transportation environmental monitoring according to claim 6 based on LoRa, it is characterised in that： Every sub- sensing node passes through LoRa communication modules（4）Receive the remote control command from user.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710958942.4A CN107644522A (en) | 2017-10-16 | 2017-10-16 | A kind of wireless sensing system of the direct current transportation environmental monitoring based on LoRa |
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| CN201710958942.4A CN107644522A (en) | 2017-10-16 | 2017-10-16 | A kind of wireless sensing system of the direct current transportation environmental monitoring based on LoRa |
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Cited By (2)
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| CN108963959A (en) * | 2018-07-13 | 2018-12-07 | 河南汇纳科技有限公司 | Centralized area power grid prepared auto restart control system and control method based on LoRa |
| CN111417035A (en) * | 2020-03-27 | 2020-07-14 | 中国水利水电科学研究院 | Solar autonomous relay communication network detection system |
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