CN107566521A - A kind of intelligent power distribution room environmental monitoring wireless sensing system based on LoRa - Google Patents
A kind of intelligent power distribution room environmental monitoring wireless sensing system based on LoRa Download PDFInfo
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Abstract
The present invention relates to a kind of intelligent power distribution room environmental based on LoRa to monitor wireless sensing system, including power distribution cabinet, LoRa gateways, server and user terminal, sensor is installed in power distribution cabinet, sensor includes single-chip microcomputer, single-chip microcomputer is connected with cmos signal process circuit, memory module and voltage transformation module, cmos signal process circuit is connected with sulfur hexafluoride gas detection sensor, temperature sensor, humidity sensor, cigarette propagated sensation sensor, pyroelectric infrared sensor and LoRa radio-frequency antennas, voltage transformation module and is connected with power module；LoRa gateways include microprocessor, and microprocessor is connected with network communication module, LoRa RF receiving and transmission modules, RS485 serial ports, external memory storage and second source module；The present invention has long transmission distance, saves laid down cost, reduce personnel labor intensity, effectively prevent data decay, improve the advantages of efficiency of management.
Description
Technical field
The invention belongs to technical field of wireless, and in particular to a kind of intelligent power distribution room environmental monitoring based on LoRa
Wireless sensing system.
Background technology
In power system, the special switchgear house of installing power distribution cabinet is between essential power equipment.In residential electricity consumption
In, basement is provided with whole cell-specific switchgear house, and the inside is provided with the high-low voltage electric power distribution cabinet of different model, and each building
Layer has special ammeter installation power distribution station；For an independent community, corresponding switchgear house is configured with, matching somebody with somebody now
The quantity of electric cabinet is more than the power distribution cabinet quantity in cell-specific switchgear house；For whole city, there is upper level again
Large-scale switchgear house, or even be equipped with special distribution building, for installing the power distribution cabinet of different model to meet the management of power use in city；
Equally, for different industrial sites, be also equipped with special switchgear house be used for install be applied to industrial site distribution
Cabinet；These power distribution cabinets are all identical to operating environment requirements, and power distribution cabinet can produce substantial amounts of heat, hexafluoro during working
Change sulphur gas, and for the room environmental of underground, the supply equipment of whole building is also all arranged on basement, therefore basement
Environment it is relatively moist, when concentration exceedes certain value, distribution cabinet equipment will be impacted, What is more to occur
Short circuit；Therefore, there are many middle means to monitor the environment of switchgear house in real time at present, carry out safety precaution.
However, there is following drawback in the monitoring means used at present：
1st, by the way of Security Personnel's inspection, switchgear house and power distribution cabinet to be inspected periodically, this, which can be produced, checks blind area, one
Denier power distribution cabinet goes wrong in the non-review time, and Security Personnel is difficult to find the very first time, and using Security Personnel's inspection
Mode is inspected periodically, and also wastes substantial amounts of manpower；
2nd, the safe self-test of power distribution cabinet is carried out by the way of selftest module is installed in power distribution cabinet, although this mode is effectively saved
The input of manpower, but the various detection modules installed in power distribution cabinet occupy the space of power distribution cabinet, cause main functional modules
Reasonably it can not be arranged in power distribution cabinet；
3rd, using the form of wired data transfer, power distribution cabinet Monitoring Data is fed back into back-stage management center, it is necessary to lay a large amount of
Signal bus, so as to add the laying intensity of construction stage, also increase the labor intensity of worker, once and circuit go out
Existing failure, be investigated one by one, waste a large amount of manpowers and powerless；
4th, it is transmitted using traditional ZigBee radio network techniques, the detection data of power distribution cabinet, can only is short-range biography
Defeated, for the detection of remote distribution system working environment, data transfer easily decays, and causes background monitoring data
Feedback not in time, loses the safe effect of switchgear house monitoring.
The content of the invention
The purpose of the present invention is overcome the deficiencies in the prior art and to provide a kind of long transmission distance, operating cost low, anti-dry
Disturb the strong monitoring wireless sensing system of the intelligent power distribution room environmental based on LoRa of ability.
Technical scheme is as follows：
It is a kind of based on LoRa intelligent power distribution room environmental monitoring wireless sensing system, including power distribution cabinet, LoRa gateways, server with
And user terminal；
Sensor is installed, the sensor includes single-chip microcomputer, and the single-chip microcomputer is connected with cmos signal in the power distribution cabinet
Circuit, memory module and voltage transformation module are managed, the cmos signal process circuit is connected with sulfur hexafluoride gas detection and passed
Sensor, temperature sensor, humidity sensor, cigarette propagated sensation sensor, pyroelectric infrared sensor and LoRa radio-frequency antennas, the electricity
Pressure modular converter is connected with power module；
The LoRa gateways include microprocessor, the microprocessor be connected with network communication module, LoRa RF receiving and transmission modules,
RS485 serial ports, external memory storage and second source module；
The sensor is connected by LoRa communication networks with LoRa gateways, and the server is connected to by RS485 buses
On the RS485 serial ports of LoRa gateways, the user terminal passes through internet and server.
Further, the network communication module leads to including cable network communication module, wireless network communication module and 4G
Believe module.
Further.The quantity of the power distribution cabinet is at least 1, and the quantity of the sensor is identical with the quantity of power distribution cabinet.
Further, the microprocessor is embeded processor, the network communication module, LoRa RF receiving and transmission modules,
RS485 serial ports, external memory storage and microprocessor are integrated on 1 pcb board.
Further, the sensor is the multi-environment compatible sensor of Single-Chip Integration.
Further, the single-chip microcomputer, voltage transformation module, sulfur hexafluoride gas detection sensor, temperature sensor, humidity
Sensor, cigarette propagated sensation sensor, pyroelectric infrared sensor and LoRa radio-frequency antennas are installed on silicon pinboard.
Further, the cmos signal process circuit by TSV with after memory module interconnection, being connected on single-chip microcomputer.
Further, the user terminal is any of PC terminating machines, mobile phone, tablet personal computer or a variety of.
Further, the user terminal is carried out with server by any of fiber optic network, wireless network, 4G networks
Connection.
Compared with prior art, the beneficial effects of the invention are as follows：
1st, the present invention uses the LoRa communication technologys, and integrated type sensor pair only need to be installed in each power distribution cabinet of each switchgear house
The environment of power distribution cabinet is monitored, while multiple integrated type sensors are connected by LoRa communication networks with LoRa gateways, is had
The reduction wiring of effect, improves the utilization ratio in switchgear house space, while save laying labor intensity；
2nd, the working environment in power distribution cabinet is monitored in real time using Single-Chip Integration multi-environment compatible sensor, sufficiently
The space of power distribution cabinet is saved, avoids sensor from having an impact the main operational module in power distribution cabinet；
3rd, the high-penetration radiofrequency signal launched using LoRa radio-frequency antennas, avoids the data that Sensor monitoring arrives in transmitting procedure
In be attenuated, improve the reliability of Monitoring Data；
4th, management backstage of the user terminal as monitoring system, the data of Sensor monitoring are had access to, malfunction monitoring, and done
Go out response, reduce the process of personnel on site's inspection, effectively reduce the working strength of administrative staff, improve the efficiency of management；
In a word, the present invention have long transmission distance, save laid down cost, reduce personnel labor intensity, effectively prevent data decay,
The advantages of improving the efficiency of management.
Brief description of the drawings
Fig. 1 is the system schematic of the present invention.
Fig. 2 is the structured flowchart of the LoRa gateways of the present invention.
Fig. 3 is sensor of the invention structured flowchart.
Wherein, 1, power distribution cabinet, 2, LoRa gateways, 201, microprocessor, 202, network communication module, 203, LoRa radio frequencies receive
Send out module, 204, RS485 serial ports, 205, external memory storage, 206, second source module, 3, server, 4, user terminal, 5, pass
Sensor, 501, single-chip microcomputer, 502, cmos signal process circuit, 503, memory module, 504, voltage transformation module, 505, lithium
Sulphur gas detection sensor, 506, temperature sensor, 507, humidity sensor, 508, cigarette propagated sensation sensor, 509, cigarette propagated sensation sensor,
510th, LoRa radio-frequency antennas, the 511, first power module.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
As shown in Figure 1 to Figure 3, a kind of intelligent power distribution room environmental monitoring wireless sensing system based on LoRa, including distribution
Cabinet 1, LoRa gateways 2, server 3 and user terminal 4；It is provided with the power distribution cabinet 1 for monitoring building ring in power distribution cabinet 1
The sensor 5 in border, the sensor 5 include single-chip microcomputer 501, the single-chip microcomputer 501 be connected with cmos signal process circuit 502,
Memory module 503 and voltage transformation module 504, the cmos signal process circuit 502 are connected with for monitoring in power distribution cabinet 1
The sulfur hexafluoride gas detection sensor 505 of sulfur hexafluoride gas content, the temperature biography for monitoring the cabinet body temperature of power distribution cabinet 1
Sensor 506, the humidity sensor 507 for monitoring humidity in power distribution cabinet body, for monitoring smoke particle in power distribution cabinet body
Cigarette propagated sensation sensor 508, pyroelectric infrared sensor 509 and for LoRa gateways 2 launch data message LoRa radio frequencies
Antenna 510, the voltage transformation module 504 are connected with for the first power module 511 to the in-line power of sensor 5；It is described
LoRa gateways 2 include microprocessor 201, and the microprocessor 201 is connected with the net for realizing information transfer with user terminal 4
Network communication module 202, the LoRa RF receiving and transmission modules 203 for receiving the Monitoring Data information of sensor 5, for realizing LoRa nets
Close the 2 RS485 serial ports 204 being connected with server 3, the external memory storage 205 for storing Monitoring Data and for LoRa
The second source module 206 that gateway 2 is powered；The sensor 5 is connected by LoRa communication networks with LoRa gateways 2, so as to real
The long-distance transmissions of existing information between sensor 5 and LoRa gateways 2, the server 3 are connected to LoRa nets by RS485 buses
Close on 2 RS485 serial ports 204, the user terminal 4 is by internet and server 3, so as to realize that user terminal 4 passes through clothes
Business device transfers the environmental data information of power distribution cabinet 1.
In the present embodiment, the network communication module 202 include cable network communication module, wireless network communication module with
And 4G communication modules, so as to ensure the real-time multipath data information transfer between LoRa gateways 2 and user terminal 4, realize and use
The multipath of family terminal 4 obtains the Monitoring Data of power distribution cabinet 1；The quantity of the power distribution cabinet 1 is at least 1, the number of the sensor 5
Amount is identical with the quantity of power distribution cabinet 1；The microprocessor 201 is embeded processor, the network communication module 202, LoRa
RF receiving and transmission module 203, RS485 serial ports 204, external memory storage 205 and microprocessor 201 are integrated on 1 pcb board, from
And realize the integrated of LoRa gateways 2；The sensor 2 is the multi-environment compatible sensor of Single-Chip Integration, is passed so as to reduce
The spatial volume of sensor, and then reduce the space of power distribution cabinet 1；The single-chip microcomputer 501, voltage transformation module 504, sulfur hexafluoride gas
Body detecting sensor 505, temperature sensor 506, humidity sensor 507, cigarette propagated sensation sensor 508, pyroelectric infrared sensor 509
And LoRa radio-frequency antennas 510 are installed on silicon pinboard；The cmos signal process circuit 502 and memory module 503 are mutual
Lian Hou, it is connected to by TSV on single-chip microcomputer 501；The user terminal 4 is any in PC terminating machines, mobile phone, tablet personal computer
Kind is a variety of, so as to realize that user is received and understood to Monitoring Data information by multipath；The user terminal 4 and clothes
Business device 3 is attached by any of fiber optic network, wireless network, 4G networks.
In the present invention, realize that data message one-to-many between LoRa gateways 2 and sensor 5 passes using hub-and-spoke configuration
It is defeated, and network layout is simplified using the form being wirelessly transferred between sensor 5 and LoRa gateways 2, save power distribution cabinet 1 and match somebody with somebody
The space of electric room, while LoRa communication networks have stronger penetrability, the monitoring information of sensor 5 can be caused to LoRa nets
2 long-distance transmissions are closed, improve the transmission availability of data message.
Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art,
It can still modify to the technical scheme described in foregoing embodiments, or which part technical characteristic is carried out etc.
With replacing, within the spirit and principles of the invention, any modification, equivalent substitution and improvements made etc., this should be included in
Within the protection domain of invention.
Claims (9)
1. a kind of intelligent power distribution room environmental monitoring wireless sensing system based on LoRa, including power distribution cabinet（1）, LoRa gateways（2）、
Server（3）And user terminal（4）, it is characterised in that：
The power distribution cabinet（1）Sensor is inside installed（5）, the sensor（5）Including single-chip microcomputer（501）, the single-chip microcomputer
（501）It is connected with cmos signal process circuit（502）, memory module（503）And voltage transformation module（504）, the CMOS
Signal processing circuit（502）It is connected with sulfur hexafluoride gas detection sensor（505）, temperature sensor（506）, humidity sensor
（507）, cigarette propagated sensation sensor（508）, pyroelectric infrared sensor（509）And LoRa radio-frequency antennas（510）, the voltage conversion
Module（504）It is connected with the first power module（511）；
The LoRa gateways（2）Including microprocessor（201）, the microprocessor（201）It is connected with network communication module
（202）, LoRa RF receiving and transmission modules（203）, RS485 serial ports（204）, external memory storage（205）And second source module
（206）；
The sensor（5）Pass through LoRa communication networks and LoRa gateways（2）It is connected, the server（3）Pass through RS485 buses
It is connected to LoRa gateways（2）RS485 serial ports（204）On, the user terminal（4）Pass through internet and server（3）It is connected.
2. a kind of intelligent power distribution room environmental monitoring wireless sensing system based on LoRa as claimed in claim 1, its feature exist
In：The network communication module（202）Including cable network communication module, wireless network communication module and 4G communication modules.
3. a kind of intelligent power distribution room environmental monitoring wireless sensing system based on LoRa as claimed in claim 1, its feature exist
In：The power distribution cabinet（1）Quantity be at least 1, the sensor（5）Quantity and power distribution cabinet（1）Quantity it is identical.
4. a kind of intelligent power distribution room environmental monitoring wireless sensing system based on LoRa as claimed in claim 1, its feature exist
In：The microprocessor（201）For embeded processor, the network communication module（202）, LoRa RF receiving and transmission modules
（203）, RS485 serial ports（204）, external memory storage（205）And microprocessor（201）It is integrated on 1 pcb board.
5. a kind of intelligent power distribution room environmental monitoring wireless sensing system based on LoRa as claimed in claim 1, its feature exist
In：The sensor（2）For the multi-environment compatible sensor of Single-Chip Integration.
6. a kind of intelligent power distribution room environmental monitoring wireless sensing system based on LoRa as claimed in claim 5, its feature exist
In：The single-chip microcomputer（501）, voltage transformation module（504）, sulfur hexafluoride gas detection sensor（505）, temperature sensor
（506）, humidity sensor（507）, cigarette propagated sensation sensor（508）, pyroelectric infrared sensor（509）And LoRa radio-frequency antennas
（510）It is installed on silicon pinboard.
7. a kind of intelligent power distribution room environmental monitoring wireless sensing system based on LoRa as claimed in claim 5, its feature exist
In：The cmos signal process circuit（502）With memory module（503）After interconnection, single-chip microcomputer is connected to by TSV（501）
On.
8. a kind of intelligent power distribution room environmental monitoring wireless sensing system based on LoRa as claimed in claim 1, its feature exist
In：The user terminal（4）For any of PC terminating machines, mobile phone, tablet personal computer or a variety of.
9. a kind of intelligent power distribution room environmental monitoring wireless sensing system based on LoRa as claimed in claim 1, its feature exist
In：The user terminal（4）With server（3）It is attached by any of fiber optic network, wireless network, 4G networks.
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| CN108200573A (en) * | 2018-02-01 | 2018-06-22 | 北京华大智宝电子系统有限公司 | A kind of LoRa wireless modules, data transmission system and data transmission method |
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| CN108832722A (en) * | 2018-07-11 | 2018-11-16 | 云南电网有限责任公司电力科学研究院 | A kind of distribution transformer load monitor system based on LoRa communication mode |
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| CN108832722A (en) * | 2018-07-11 | 2018-11-16 | 云南电网有限责任公司电力科学研究院 | A kind of distribution transformer load monitor system based on LoRa communication mode |
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| CN109144011A (en) * | 2018-09-25 | 2019-01-04 | 深圳供电局有限公司 | Power distribution room management system |
| WO2020062610A1 (en) * | 2018-09-27 | 2020-04-02 | 深圳市丰巢科技有限公司 | Express delivery cabinet |
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| CN113475042A (en) * | 2019-02-22 | 2021-10-01 | Ls电气株式会社 | Distribution board management system using ring network |
| CN110012101A (en) * | 2019-04-09 | 2019-07-12 | 杭州美开电气有限公司 | A kind of power distribution cabinet system of fire hazard monitoring |
| CN110213733A (en) * | 2019-05-23 | 2019-09-06 | 武汉金牛经济发展有限公司 | A kind of electromagnetism hot-melt welding machine internet of things system |
| CN110213733B (en) * | 2019-05-23 | 2022-07-19 | 武汉金牛经济发展有限公司 | Internet of things system of electromagnetic hot melting welding machine |
| CN110797977A (en) * | 2019-10-30 | 2020-02-14 | 重庆瑞坤科技发展股份有限公司 | Intelligent power distribution monitoring system based on smart phone and Kinect sensor |
| CN110648523A (en) * | 2019-11-13 | 2020-01-03 | 广东电网有限责任公司 | LoRa ad-hoc network communication system of intelligent ring main unit |
| CN111416437A (en) * | 2020-03-05 | 2020-07-14 | 嘉捷鑫源(北京)科技有限公司 | Self-networking electricity distribution room monitoring system based on L ORA |
| CN111935749A (en) * | 2020-08-18 | 2020-11-13 | 南京市嘉隆电气科技股份有限公司 | Method and system for realizing wireless networking of power equipment |
| CN112165166A (en) * | 2020-09-25 | 2021-01-01 | 国网山东省电力公司淄博供电公司 | LoRa intelligent power distribution room based on magnetic transmission |
| CN112767670A (en) * | 2021-01-15 | 2021-05-07 | 昇辉控股有限公司 | Wireless temperature measurement system |
| CN113162231A (en) * | 2021-03-31 | 2021-07-23 | 国网山东省电力公司临邑县供电公司 | Intelligent power distribution monitoring method |
| CN113395324A (en) * | 2021-05-12 | 2021-09-14 | 广东顺畅科技有限公司 | Power distribution room data acquisition system and method, gateway and storage medium |
| CN114978359A (en) * | 2022-05-14 | 2022-08-30 | 上海云表信息科技有限公司 | Internet of things radio frequency interference detector |
| CN114978359B (en) * | 2022-05-14 | 2023-08-04 | 上海云表信息科技有限公司 | Internet of things radio frequency interference detector |
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Application publication date: 20180109 |