CN110491112A - A kind of multiple-in-one acquisition system and acquisition method - Google Patents
A kind of multiple-in-one acquisition system and acquisition method Download PDFInfo
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- CN110491112A CN110491112A CN201910711813.4A CN201910711813A CN110491112A CN 110491112 A CN110491112 A CN 110491112A CN 201910711813 A CN201910711813 A CN 201910711813A CN 110491112 A CN110491112 A CN 110491112A
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- wide area
- area network
- base station
- lora
- terminal
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/38—Services specially adapted for particular environments, situations or purposes for collecting sensor information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2209/00—Arrangements in telecontrol or telemetry systems
- H04Q2209/40—Arrangements in telecontrol or telemetry systems using a wireless architecture
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2209/00—Arrangements in telecontrol or telemetry systems
- H04Q2209/60—Arrangements in telecontrol or telemetry systems for transmitting utility meters data, i.e. transmission of data from the reader of the utility meter
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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
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The present invention provides a kind of multiple-in-one acquisition system and acquisition methods, including measuring terminals and the base station for being connected to the measuring terminals, the base station is connected to main website, it is characterized in that, the measuring terminals are multiple-in-one terminal, and the measuring terminals include that water meter measuring instrument, heating measuring instrument, gas meavuremeut instrument and power measurement instrument, the multiple-in-one terminal are connected to base station by low-power consumption wide area network, the base station is connected to the main website by GPRS network.The present invention realizes the communication between multiple-in-one terminal and base station using low-power consumption wide area network, with low in energy consumption, long transmission distance, the advantages such as construction cost is low.
Description
Technical field
The invention belongs to measuring instrumentss technical fields, more particularly, to a kind of multiple-in-one acquisition system and acquisition method.
Background technique
Multiple-in-one refers to support power information, can collect the dosage of water, heat, gas." multiple-in-one " engineering is state
Family's grid company emphasis pushes, and realizes the public utilities data such as water, electricity, warm, gas using the existing acquisition platform of electric system
Integrated remote copying mode, it is therefore intended that make novel energy service mode, reduction meter reading workload and hardware repeated construction.
In multiple-in-one meter reading application, since water, electricity, gas, hotlist meter installation environment are different, the different concentration of mounting means
A kind of formula/distributing, single radio frequency parameter, can not adapt to field application very well.
Traditional FSK point-to-point communication performance is insufficient, generallys use multi-hop MESH networking.MESH networking need to be safeguarded in network
Relay node, although mostly automatic network-building, there is a large amount of work in the practical application middle and later periods.Often because relay node is set
Standby damage, environment change such as close shutter door, device aging at night, lead to communication abnormality.MESH networking is due to multi-hop
Networking structure is unfavorable for operation maintenance personnel maintenance, professional too strong, and operation maintenance personnel is needed to establish systematic MESH networking knowledge body
System.
So need a kind of low-power consumption and the enough communication networks of transmission range realize win the title integral terminal and base station it
Between be stably connected with.
Summary of the invention
Regarding the issue above, the present invention provides a kind of multiple-in-one acquisition system；
It is another object of the present invention in view of the above-mentioned problems, providing a kind of multiple-in-one acquisition method.
In order to achieve the above objectives, present invention employs following technical proposals:
A kind of multiple-in-one acquisition system, including measuring terminals and the base station for being connected to the measuring terminals, the base station
It is connected to main website, the measuring terminals are multiple-in-one terminal, and the measuring terminals include water meter measuring instrument, heating measurement
Instrument, gas meavuremeut instrument and power measurement instrument, the multiple-in-one terminal are connected to base station, the base station by low-power consumption wide area network
The main website is connected to by GPRS network.
In above-mentioned multiple-in-one acquisition system, the low-power consumption wide area network is LPWAN wide area network, LORA wide area
Net, NB-IOT wide area network or SIGFOX wide area network.
In above-mentioned multiple-in-one acquisition system, the low-power consumption wide area network is marked using the LoRaWAN of LORA technology
It is quasi-.
It is described to use fixed baud rate self-adapting and more letters with LORA wide area network in above-mentioned multiple-in-one acquisition system
Road combines the communication between mode realization base station and multiple-in-one terminal.
In above-mentioned multiple-in-one acquisition system, the multiple-in-one terminal) it include LORA WAN collector, the water
Table measuring instrument, heating measuring instrument, gas meavuremeut instrument and power measurement instrument pass through 485 communication interfaces and are connected to the LORA WAN
Collector, the base station include LORA WAN wireless module, and the LORA WAN collector is wirelessly connected by LORA in described
LORA WAN wireless module.
In above-mentioned multiple-in-one acquisition system, the LORA wide area network uses SX1301 chip as baseband chip.
In above-mentioned multiple-in-one acquisition system, the more radio frequencies of SX1301 are utilized between the base station and multiple-in-one terminal
The characteristic in channel, and every radio frequency factor binary channels communicates with the multiple-in-one terminal.
In above-mentioned multiple-in-one acquisition system, the LORA wide area network uses the net of star-like point-to-point networking model
Network framework, so that node is unrelated to dedicated gateway in a network.
In above-mentioned multiple-in-one acquisition system, band spectrum modulation is based in LORA wide area network and uses different spreading factors
When, signal is orthogonal, and when spreading factor changes, effective data rate can also change, thus in the same time
Receive multiple and different data rates on same channel.
A kind of acquisition method based on above-mentioned multiple-in-one acquisition system, including between base station and multiple-in-one terminal
The LORA wide area network and processing routine of communication, comprising the following steps:
S1. each acquisition data are measured using multiple-in-one terminal, and each acquisition data is sent to base by LoRaWAN
It stands；
S2. main website is sent to after handling by the processing routine the acquisition data；
S3. the main website shows each measurement result in table form.
In above-mentioned multiple-in-one acquisition method, the processing routine include LORAWAN radio frequency processing subprogram,
LORAWAN network management subprogram, protocol analysis processing subroutine, data storage subroutine, is used multilist meter supervisory routine
Extraction system communicates subprogram and safety management subprogram.
It is an advantage of the current invention that realizing the communication between multiple-in-one terminal and base station, tool using low-power consumption wide area network
There is a low in energy consumption, long transmission distance, the advantages such as construction cost is low；Using the radiofrequency characteristics and attributes of network of low-power consumption wide area network, adopt
With the point-to-point networking model of star, communication performance is outstanding, the relay node in networking Maintenance free network, and there is no because of communication
The extremely caused communication abnormality of relay node, network structure is simple, reliable, and breakdown judge condition is single, and networking is due to point-to-point
Networking structure, be conducive to operation maintenance personnel and safeguard, operation maintenance personnel can carry out the judgement of site problems, look for problem institute by common sense
Locating.
Detailed description of the invention
Fig. 1 is the system structure diagram of multiple-in-one acquisition system of the present invention.
Appended drawing reference: base station 1；Multiple-in-one terminal 2；Water meter measuring instrument 21；Heat measuring instrument 22；Gas meavuremeut instrument 23；
Power measurement instrument 24；Low-power consumption wide area network 3；GPRS network 4；Main website 5.
Specific embodiment
The present invention will be further described in detail with reference to the accompanying drawings and detailed description.
The present embodiment realizes the communication between multiple-in-one terminal 2 and base station 1 based on 3 technology of low-power consumption wide area network, realizes
To the acquisition of the data of electricity, gas and water, hotlist, and the preferred LORA wide area network of the present embodiment, LORA communication have low energy consumption, low cost,
The advantages such as networking flexibility.
As shown in Figure 1, the present embodiment specifically discloses a kind of multiple-in-one acquisition system, including measuring terminals and it is connected to
The base station 1 of the measuring terminals, the base station 1 are connected to main website 5, and the measuring terminals are multiple-in-one terminal 2, and the survey
Amount terminal includes that water meter measuring instrument 21, heating measuring instrument 22, gas meavuremeut instrument 23 and power measurement instrument 24, the multiple-in-one are whole
End 2 is connected to base station 1 by low-power consumption wide area network 3, and the base station 1 is connected to the main website 5 by GPRS network 4.
Here low-power consumption wide area network 3 can be LPWAN wide area network, LORA wide area network, NB-IOT wide area network or SIGFOX
Wide area network.Particularly, the low-power consumption wide area network 3 of the present embodiment uses the LoRaWAN standard of LORA technology.
And LORA wide area network here uses SX1301 chip as baseband chip.
Specifically, multiple-in-one terminal 2 includes LORA WAN collector, water meter measuring instrument 21, heating measuring instrument 22, combustion
Gas measuring instrument 23 and power measurement instrument 24 are connected to LORA WAN collector by 485 communication interfaces, and then LORA WAN is adopted
Storage by LORA wirelessly and base station communication.Have LORA WAN wireless module to realize and LORA WAN collector in base station 1
Wireless telecommunications, also there is in base station the data processing unit for being connected to LORA WAN wireless module.
LORA wide area network combines mode with multichannel using fixed baud rate self-adapting and realizes that base station 1 and multiple-in-one are whole
Communication between end 2.In conjunction with the meter reading characteristic of multilist, using the characteristic using the more radio-frequency channels SX1301, and every radio frequency factor
Binary channels communicates with the multiple-in-one terminal 2, has good practical application effect.
Further, LORA wide area network uses the network architecture of star-like point-to-point networking model, and communication performance is outstanding, makes
Nodes are unrelated to dedicated gateway.On the contrary, the data of a node-node transmission are usually to be received by multiple gateways.Each
The data packet received by the terminal node is forwarded to by some backhauls (honeycomb, Ethernet etc.) based on cloud computing by gateway
Network server.Intelligent and complexity has been put on server, the number of server admin network and filtering redundancy received
According to, execution safety inspection is scheduled confirmation, and executes adaptive data rate by optimal gateway etc..
And the relay node in LORAWAN networking Maintenance free network, there is no cause extremely because of communication relay node
Communication abnormality, network structure is simple, reliable, and breakdown judge condition is single；LORAWAN networking is due to point-to-point networking knot
Structure is conducive to operation maintenance personnel and safeguards, place where operation maintenance personnel can carry out the judgement of site problems, look for problem by common sense.
When LORA wide area network is based on band spectrum modulation using different spreading factors, signal is orthogonal, when spreading factor is sent out
Changing, effective data rate can also change, to receive multiple and different data on same time same channel
Rate, to make adaptive data rate work, symmetrical uplink and downlink require have enough downlinks to hold
Amount.These features make LoRaWAN have very high capacity, and network has more scalability.It can with minimal amount of infrastructure
With on-premise network, when needing capacity, more multiple gateway can be added, convert data rate, reduce cross-talk number, expansible 6~8
Times network capacity.To realize the data for receiving and handling parallel multiple nodes, power system capacity is greatly expanded.
Specifically, the acquisition method of the acquisition system of the present embodiment includes for leading between base station 1 and multiple-in-one terminal 2
The LORA wide area network and processing routine of news, specifically includes the following steps:
S1. each acquisition data are measured using multiple-in-one terminal 2, and each acquisition data is sent to base by LoRaWAN
Stand 1；
S2. main website 5 is sent to after handling by the processing routine the acquisition data；
S3. the main website 5 shows each measurement result in table form.
Further, processing routine is mounted on base station 1, and processing routine include LORAWAN radio frequency processing subprogram,
LORAWAN network management subprogram, protocol analysis processing subroutine, data storage subroutine, is used multilist meter supervisory routine
Extraction system communicates subprogram and safety management subprogram etc..
The multiple-in-one acquisition system of the present embodiment proposes that multiple-in-one will be run on the base station LPWAN 1 applies embedded journey
Sequence, i.e. aforementioned processing program make to design closer to edge calculations model.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Although base station 1 is used more herein；Multiple-in-one terminal 2；Water meter measuring instrument 21；Heat measuring instrument 22；Combustion
Gas measuring instrument 23；Power measurement instrument 24；Low-power consumption wide area network 3；GPRS network 4；The terms such as main website 5, but be not precluded and use it
A possibility that its term.The use of these items is only for be more convenient to describe and explain essence of the invention；They are solved
Being interpreted into any additional limitation is disagreed with spirit of that invention.
Claims (10)
1. a kind of multiple-in-one acquisition system, including measuring terminals and the base station (1) for being connected to the measuring terminals, the base station
(1) main website (5) are connected to, which is characterized in that the measuring terminals are multiple-in-one terminal (2), and the measuring terminals include
Water meter measuring instrument (21), heating measuring instrument (22), gas meavuremeut instrument (23) and power measurement instrument (24), the multiple-in-one terminal
(2) it is connected to base station (1) by low-power consumption wide area network (3), the base station (1) is connected to the main website by GPRS network (4)
(5)。
2. multiple-in-one acquisition system according to claim 1, which is characterized in that the low-power consumption wide area network (3) is
LPWAN wide area network, LORA wide area network, NB-IOT wide area network or SIGFOX wide area network.
3. multiple-in-one acquisition system according to claim 2, which is characterized in that the low-power consumption wide area network (3) is adopted
With the LoRaWAN standard of LORA technology；The LORA wide area network combines mode with multichannel using fixed baud rate self-adapting
Realize the communication between base station (1) and multiple-in-one terminal (2).
4. multiple-in-one acquisition system according to claim 2, which is characterized in that the multiple-in-one terminal (2) includes
LORA WAN collector, the water meter measuring instrument (21), heating measuring instrument (22), gas meavuremeut instrument (23) and power measurement instrument
(24) it is connected to the LORA WAN collector by 485 communication interfaces, the base station includes LORA WAN wireless module, institute
LORA WAN collector is stated to be wirelessly connected by LORA in the LORA WAN wireless module.
5. multiple-in-one acquisition system according to claim 4, which is characterized in that the LORA wide area network uses SX1301
Chip is as baseband chip.
6. multiple-in-one acquisition system according to claim 5, which is characterized in that the base station (1) and multiple-in-one are whole
Hold the characteristic that the more radio-frequency channels SX1301 are utilized between (2), and every radio frequency factor binary channels and multiple-in-one terminal (2) phase
Communication.
7. multiple-in-one acquisition system according to claim 6, which is characterized in that the LORA wide area network is using star-like
The network architecture of point-to-point networking model.
8. multiple-in-one acquisition system according to claim 7, which is characterized in that be based on band spectrum modulation in LORA wide area network
When using different spreading factors, signal is orthogonal, and when spreading factor changes, effective data rate can also become
Change, to receive multiple and different data rates on same time same channel.
9. a kind of acquisition method based on multiple-in-one acquisition system described in claim 1-8 any one, which is characterized in that
Including the LORA wide area network and processing routine for communication between base station (1) and multiple-in-one terminal (2), including following step
It is rapid:
S1. each acquisition data are measured using multiple-in-one terminal (2), and each acquisition data is sent to base station by LoRaWAN
(1)；
S2. main website (5) are sent to after handling by the processing routine the acquisition data；
S3. the main website (5) shows each measurement result in table form.
10. multiple-in-one acquisition method according to claim 9, which is characterized in that the processing routine includes LORAWAN
Radio frequency processing subprogram, LORAWAN network management subprogram, multilist meter supervisory routine, protocol analysis processing subroutine, number
Subprogram and safety management subprogram are communicated according to storage subroutine, with extraction system.
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Cited By (2)
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| CN111147957A (en) * | 2019-12-24 | 2020-05-12 | 金卡智能集团股份有限公司 | Gas meter data acquisition device with universal communication interface |
| CN114599007A (en) * | 2022-03-04 | 2022-06-07 | 河海大学 | Local area network and wide area network combined Internet of things efficient communication system and construction method |
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Application publication date: 20191122 |