CN206517411U - A kind of dual-mode communication system wireless based on power line carrier and micropower - Google Patents
A kind of dual-mode communication system wireless based on power line carrier and micropower Download PDFInfo
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- CN206517411U CN206517411U CN201621492441.9U CN201621492441U CN206517411U CN 206517411 U CN206517411 U CN 206517411U CN 201621492441 U CN201621492441 U CN 201621492441U CN 206517411 U CN206517411 U CN 206517411U
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Abstract
A kind of dual-mode communication system wireless based on power line carrier and micropower, including：Main control unit；The main carrier communication module being connected by power line with the main control unit；The main dual mode transducer being connected with the main carrier communication unit；By power line be connected with the main carrier communication module it is some from carrier communication module；With the controlled unit being connected from carrier communication module；It is connected to and the terminal dual mode transducer from the power line that carrier communication module is connected.The utility model can be automatically selected according to carrier network situation in power wire broadband carrier or micropower wirelessly transmitting data, for the equipment by carrier wave call failure, by micropower wirelessly transmitting data, communicate low success rate of problem, improves the reliability of communication.
Description
Technical field
The utility model belongs to intelligent electric meter communication technical field, and in particular to one kind is based on power wire broadband carrier and micro-
The dual-mode communication system of power wireless data transmission.
Background technology
In power wire broadband carrier communication network, typically carried out data transmission using master and slave communication pattern, meter reading network
Unobstructed including a main equipment and some slave units, all slave units are registered under main equipment, and main equipment is to broadcast or put pair
The communication mode of point is by data distributing to slave unit, and data are uploaded to main equipment by slave unit with point-to-point communication mode, respectively
Slave unit not direct communication each other.Easily hindered because the meter reading network using power wire broadband carrier communication is present
The interference such as anti-, noise, harmonic wave, the problem of communication stability is poor, when part slave unit is because of line-hit or signal attenuation, meeting can not
Main equipment is successfully registered to, so as to cause master and slave communication between devices to interrupt, it is impossible to effectively transmit data.Because power line is negative
Lotus dynamic range is big, has a strong impact on carrier communication environment, causes respective regions partial period wideband power carrier wave can not be just
Normal open is believed, it is impossible to meets demand of the market to product, has a strong impact on popularization and application of the wideband power carrier wave in market.
Utility model content
The purpose of this utility model is to provide a kind of dual mode communication wireless based on power wire broadband carrier and micropower
System, based on power wire broadband carrier, supplemented by micropower is wireless, solves the low success rate of problem of communication, and that improves communication can
By property.
To achieve these goals, the utility model takes following technical solution：
A kind of dual-mode communication system wireless based on power line carrier and micropower, including：Main control unit；Pass through power line
The main carrier communication module being connected with the main control unit；The main dual mode transducer being connected with the main carrier communication unit；It is logical
That crosses that power line is connected with the main carrier communication module is some from carrier communication module；It is connected with described from carrier communication module
Controlled unit；It is connected to and the terminal dual mode transducer from the power line that carrier communication module is connected.
More specifically, the terminal dual mode transducer by power line with from carrier communication module and main carrier communication module
Carry out data transmission, and carried out data transmission by micro power radio communication with main dual mode transducer.
More specifically, with slave unit mould when the terminal dual mode transducer is communicated by power line with main carrier communication module
Formula is run, it is impossible to communicated with any from carrier communication module；When terminal dual mode transducer can not directly be carried by power line with main
Wave communication module communicate when main equipment mode operation, and by power line and can not with main carrier communication module direct communication from
Carrier communication module is communicated.
More specifically, when the terminal dual mode transducer is with slave unit mode operation, the downlink path of data transfer is：Number
Main carrier communication module is handed down to according to by main control unit, main carrier communication module issues each from carrier communication module, logical from carrier wave
Letter module is handed down to the controlled unit each connected again；The up path of data transfer is：The data of return are sent out by controlled unit
To each connecting from carrier communication module, issued from carrier communication module in main carrier communication module, main carrier communication module
It is transmitted to main control unit.
More specifically, when the terminal dual mode transducer is with main equipment mode operation, the up path of data transfer is：Number
Main carrier communication module is handed down to according to by main control unit, and main carrier communication module is sent to can directly communicate with logical from carrier wave
Believe module and main dual mode transducer, main dual mode transducer is sent to terminal dual mode transducer, and terminal dual mode transducer is sent to not
Can be registered to main carrier communication module each from carrier communication module, send the data to respective quilt from carrier communication module
Control unit；Up path is：Returned data issues each from carrier communication module by controlled unit, and directly can communicate mould with main carrier
What block communicated sends back to main carrier communication module from carrier communication module by data, it is impossible to directly communicated with main carrier communication module
Send the data to terminal dual mode transducer from carrier communication module, terminal dual mode transducer is sent to main dual mode transducer,
Main dual mode transducer is sent to main carrier communication module, and main carrier communication module is uploaded to main control unit.
From above technical scheme, the utility model is changed by being arranged at the connected main bimodulus of main carrier communication module
Device and the terminal dual mode transducer being connected with from carrier communication module, when power wire broadband carrier is unable to proper communication, from
Dynamic selection micropower radio channel is communicated, and after power wire broadband carrier communication recovers normal, automatically switches back into power line
Bandwidth carrier communicates, and the communication between slave unit and main carrier communication module is not influenceed by power line carrier communication environment, i.e.,
Make in the case where respective regions partial period wideband power carrier network is obstructed also can normal work, improve communication success rate,
Ensure communication stability.
Brief description of the drawings
, below will be to required in embodiment or description of the prior art in order to illustrate more clearly of the utility model embodiment
The accompanying drawing used does simple introduction, it should be apparent that, drawings in the following description are only some embodiments of the present utility model,
For those of ordinary skill in the art, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings
Other accompanying drawings.
Fig. 1 is the block diagram of the utility model embodiment；
Fig. 2 is the data transfer path figure of power wire broadband carrier communication under normal circumstances；
Fig. 3 is the schematic diagram in the case of the slave unit communication disruption of part；
Fig. 4 is the data transfer path figure in the case of the slave unit communication disruption of part.
Embodiment of the present utility model is described in more detail below in conjunction with accompanying drawing.
Embodiment
As shown in figure 1, dual-mode communication system of the present utility model includes main control unit 1, main carrier communication module 2, master couple
Weighted-voltage D/A converter 3, terminal dual mode transducer 4, multiple from carrier communication module 5 and controlled unit 6, each controlled unit 6 is with one
It is connected from carrier communication module 5.The main carrier communication module 2 of the present embodiment passes through RS485 communication interfaces and the phase of main control unit 1
Even.Main dual mode transducer 3 is connected by power line with main carrier communication module 2.It is each from carrier communication module 5 by power line with
Main carrier communication module 2 is connected.With being connected with terminal dual mode transducer 4 from the power line that carrier communication module 5 is connected, eventually
Hold dual mode transducer 4 can be by power line with carrying out data transmission from carrier communication module 5, with micro power radio communication, electric power
The mode of line carrier communication carries out data transmission with main dual mode transducer 3, main carrier communication module 2 respectively.It is of the present utility model
(master and slave) carrier communication module and dual mode transducer use product on the market.
Communication system of the present utility model only one of which main carrier communication module in an independent carrier network, main load
Wave communication module is responsible for the networking of whole communication network.The fixed time call of main carrier communication module 2 is from carrier communication module 5 (from setting
It is standby), for call failure from carrier communication module 5, transmission is needed if any communication data, then data first are transmitted into main bimodulus turns
Parallel operation 3, the data received are wirelessly sent out, received by terminal dual mode transducer 4 by main dual mode transducer 3 by micropower
Data from the unlimited passage of micropower be transmitted to again call failure from carrier communication module.
It can be set multiple terminal dual mode transducers in communication network of the present utility model, terminal dual mode transducer 4 is can be with
When receiving data (heartbeat packet) that main carrier communication module 2 is sent by power line, with slave unit mode operation；When terminal bimodulus
When converter 4 can not receive data (heartbeat packet) that main carrier communication module 2 is sent by power line, terminal dual mode transducer 4
Main equipment mode operation is switched to, is communicated by way of micro power radio communication with main dual mode transducer 3, is responsible for simultaneously
The slave unit that management request is reached the standard grade, and form an independent carrier network；Come autonomous when terminal dual mode transducer 4 is received again
After the data (heartbeat packet) of carrier communication module, slave unit mode operation is switched to.Terminal dual mode transducer 4 is with main equipment pattern
During operation, the data received in micro power radio communication mode are handed down to by power line and are registered in terminal dual mode transducer
From carrier communication module 5, data are respectively handed down to controlled unit 6 by serial ports again from carrier communication module 5, from carrier communication
Module 5 is received after serial data from controlled unit 6, then is uploaded to terminal dual mode transducer 4 by power line, and terminal bimodulus turns
Parallel operation 4 is again wirelessly beamed back the data received by micropower.
The working condition of dual-mode communication system of the present utility model is described in detail with specific embodiment below：
Communication system shown in Fig. 1 includes main control unit 1, main carrier communication module 2 and the main dual mode transducer being sequentially connected
3, it is some to be connected from carrier communication module 5 by power line with main carrier communication module 2, be controlled unit 6 with from carrier communication mould
Block 5 is connected, and with being provided with a terminal dual mode transducer 4 from the power line that carrier communication module 5 is connected, the terminal bimodulus turns
Parallel operation 4 can be by power line reception come the data of autonomous carrier wave communication module 2.Terminal dual mode transducer can be arranged at power line
The region of carrier communication environment difference.
As shown in figure 1, when power line carrier communication does not receive interference, respectively can be carried from carrier communication module 5 with main
Wave communication module 2 communicates, and is registered under main carrier communication module 2, is managed by main carrier communication module 2, main carrier communication mould
The data that block 5 directly can issue main control unit 1 are broadcasted by power line carrier network or point-to-point mode be sent to it is each from
Carrier communication module 5, the data that directly can also return to controlled unit 6 from carrier communication module 5 are by power line carrier with point
Mode to point is sent to main carrier communication module 2, is not communicated directly each other from carrier communication module；
Now, main dual mode transducer 3 is also registered under main carrier communication module 2, is managed by main carrier communication module 2, when
Main dual mode transducer 3 is received after the data that main carrier communication module 2 is sent by power line, the partial data received is passed through micro-
Power is wirelessly forwarded with broadcast mode, to the data that are received from micropower radio channel again by power wire broadband carrier with
Point-to-point mode is sent to main carrier communication module 2；Because power line carrier communication is normal, terminal dual mode transducer 4 can be examined
Measure existing main carrier communication module 2 in power wire broadband carrier network and operate in main equipment pattern, then it is automatic with slave unit mould
Formula is run, and the data and main dual mode transducer 3 sent to main carrier communication module 2 by power line pass through micropower wireless forwarding
Data directly abandon.
Fig. 2 show the path profile of the data transfer in the case that power wire broadband carrier is not interfered, lower walking along the street
Footpath is：The data that main control unit 1 is sent are handed down to main carrier communication module 2 by serial ports, and main carrier communication module 2 is with point-to-point
Or the communication mode of broadcast issues each from carrier communication module 5 of registration, and data are received again with serial ports from carrier communication module 5
Issue the controlled unit 6 of connection；Up path is：Returned data is issued respective connection by called controlled unit 6 with serial ports
From carrier communication module 5, data are issued in a point-to-point fashion by main carrier by power line from carrier communication module 5 and communicated
Module 2, main carrier communication module 2 is uploaded to main control unit 1 by serial ports.
As shown in figure 3, when power wire broadband carrier receives interference, regional area can not be carried from carrier communication module with main
During wave communication module proper communication, in such as Fig. 3 in B regions from carrier communication module 5 because power line carrier communication interrupt, it is impossible to
Communicated with main carrier communication module 2, can enter from carrier communication module 5 with main carrier communication module 2 only in a-quadrant
Row communication, then can not be registered to main carrier communication module 2, and be connected to B regions in B regions from carrier communication module 5
Terminal dual mode transducer 4 on power line can not be registered to main carrier communication module 2, now, and terminal dual mode transducer 4 switches
To main equipment mode operation, in B regions (can not be with main carrier communication module proper communication region) from carrier communication module 5 then
It is registered under terminal dual mode transducer 4, a power line carrier network independently of region A is formed with terminal dual mode transducer 4,
The data received from micropower radio channel are sent to success by terminal dual mode transducer 4 in a broadcast manner by power line again
Registration from carrier communication module 5, the data sent controlled unit 6 from carrier communication module 5 are sent to end by power line
Dual mode transducer 4 is held, the data received are wirelessly sent back to by terminal dual mode transducer 4 by micropower with broadcast mode again；A
Communication process in region from carrier communication module is constant.
Fig. 4 show the path profile from the data transfer of carrier communication module when power wire broadband carrier is interfered, under
Walking along the street footpath is：The data that main control unit 1 is sent are handed down to main carrier communication module 2 by serial ports, and main carrier communication module 2 passes through
Power line with broadcast or point-to-point communication mode send the data to be registered to main carrier communication module 2 each is logical from carrier wave
Module 5 is believed, while the data that main dual mode transducer issues main carrier communication module 2 are wirelessly sent out by micropower with broadcast mode
Send, terminal dual mode transducer 4 is received after data of the main dual mode transducer 3 by micropower wireless forwarding, by power line with
Broadcast mode be sent to can not be registered to main carrier communication module 2 each from carrier communication module 5, these are from carrier communication mould
The carrier data received is sent to respective controlled unit 6 by block 5 by serial ports；Up path is：Controlled unit 6 will return to number
Serial ports is issued each from carrier communication module 5 according to this, it is impossible to directly with the direct communication of main carrier communication module 2 from carrier communication mould
Data are issued terminal dual mode transducer 4 by block 5 in a point-to-point fashion by power line, and terminal dual mode transducer 4 will be received
Carrier data wirelessly issues main dual mode transducer 3 by micropower with broadcast mode, and main dual mode transducer 3 receives terminal bimodulus and turned
After the data that parallel operation 4 is transmitted wirelessly by micropower, then main carrier communication module is issued by power line in a point-to-point fashion
2, data can directly directly be sent back to main carrier from carrier communication module with the direct communication of main carrier communication module 2 and communicated
Data are finally uploaded to main control unit 1 by module 2 by main carrier communication module 2 by serial ports.
The utility model can be automatically selected according to carrier network situation wirelessly to be passed in power wire broadband carrier or micropower
Transmission of data, for the equipment by carrier wave call failure, passes through micropower wirelessly transmitting data, compared with prior art, this reality
Had the characteristics that with new：
1st, simply in the case where carrier network is interfered, is unable to proper communication, just using micro power radio communication, such as
Fruit network interferences disappear, communication recovery is normal, then recover carrier communication, reduce the wireless interference to environment of micropower.
2nd, increase terminal dual mode transducer just for the region for being unable to stabilized communication, wirelessly cover relative to use carrier wave and entirely
Lid, reduces equipment investment, improves the utilization rate of equipment.
3rd, increase transmission range, wireless distances are used using carrier wave or merely farther out, beyond simple for transmission range
Region, wireless serial can be added to realize long-distance transmissions distance with carrier wave.
Above example is only to illustrate the technical solution of the utility model rather than its limitations, although with reference to above-mentioned implementation
The utility model is described in detail example, it should be understood by a person of ordinary skill in the art that still can be to this reality
Modified or equivalent substitution, and repaiied without departing from any of the utility model spirit and scope with new embodiment
Change or equivalent substitution, it all should cover among scope of the present utility model.
Claims (5)
1. a kind of dual-mode communication system wireless based on power line carrier and micropower, it is characterised in that including：
Main control unit；
The main carrier communication module being connected by power line with the main control unit；
The main dual mode transducer being connected with the main carrier communication unit；
By power line be connected with the main carrier communication module it is some from carrier communication module；
With the controlled unit being connected from carrier communication module；
It is connected to and the terminal dual mode transducer from the power line that carrier communication module is connected.
2. as claimed in claim 1 based on the wireless dual-mode communication system of power line carrier and micropower, it is characterised in that：Institute
Terminal dual mode transducer is stated by power line with carrying out data transmission from carrier communication module and main carrier communication module, and is passed through
Micro power radio communication carries out data transmission with main dual mode transducer.
3. as claimed in claim 1 or 2 based on the wireless dual-mode communication system of power line carrier and micropower, its feature exists
In：The terminal dual mode transducer by power line with main carrier communication module when being communicated with slave unit mode operation, it is impossible to
It is any to be communicated from carrier communication module；When terminal dual mode transducer can not directly be communicated by power line with main carrier communication module
When main equipment mode operation, and can not enter with main carrier communication module direct communication by power line and from carrier communication module
Row communication.
4. as claimed in claim 3 based on the wireless dual-mode communication system of power line carrier and micropower, it is characterised in that：Institute
When stating terminal dual mode transducer with slave unit mode operation, the downlink path of data transfer is：Data are handed down to by main control unit
Main carrier communication module, main carrier communication module issues each from carrier communication module, is handed down to again from carrier communication module each
The controlled unit of connection；The up path of data transfer is：The data of return by be controlled unit issue each connect from carrier wave
Communication module, main carrier communication module is issued from carrier communication module, and main carrier communication module is uploaded to main control unit.
5. as claimed in claim 3 based on the wireless dual-mode communication system of power line carrier and micropower, it is characterised in that：Institute
When stating terminal dual mode transducer with main equipment mode operation, the up path of data transfer is：Data are handed down to by main control unit
Main carrier communication module, main carrier communication module is sent to being changed from carrier communication module and main bimodulus of can directly communicating with
Device, main dual mode transducer is sent to terminal dual mode transducer, and terminal dual mode transducer, which is sent to, can not be registered to main carrier communication
Each of module sends the data to respective controlled unit from carrier communication module from carrier communication module；Up path is：
Returned data issues each from carrier communication module by controlled unit, can be communicated with main carrier communication module from carrier communication module
Data are sent back into main carrier communication module, it is impossible to directly communicated with main carrier communication module from carrier communication module by data
Terminal dual mode transducer is sent to, terminal dual mode transducer is sent to main dual mode transducer, and main dual mode transducer is sent to main load
Wave communication module, main carrier communication module is uploaded to main control unit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621492441.9U CN206517411U (en) | 2016-12-30 | 2016-12-30 | A kind of dual-mode communication system wireless based on power line carrier and micropower |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621492441.9U CN206517411U (en) | 2016-12-30 | 2016-12-30 | A kind of dual-mode communication system wireless based on power line carrier and micropower |
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| CN107886696A (en) * | 2017-11-21 | 2018-04-06 | 珠海中慧微电子有限公司 | A kind of method for connecting Wireless signal blind zone node and realizing meter reading |
| CN108023633A (en) * | 2017-11-10 | 2018-05-11 | 国网浙江省电力公司湖州供电公司 | More communication type repeaters based on GPRS |
| CN108449117A (en) * | 2018-05-10 | 2018-08-24 | 深圳市晟瑞科技有限公司 | A kind of Internet of things system and method for network entry based on PLC |
| CN108924045A (en) * | 2018-09-27 | 2018-11-30 | 深圳友讯达科技股份有限公司 | Dual-mode communications network channel balancing method and system |
| CN108963985A (en) * | 2018-07-23 | 2018-12-07 | 深圳友讯达科技股份有限公司 | Power distribution protective device, system and method |
| CN110930676A (en) * | 2019-12-10 | 2020-03-27 | 国网湖南省电力有限公司 | Electricity consumption information acquisition system and method based on dual-mode communication |
| CN115276718A (en) * | 2022-07-31 | 2022-11-01 | 贵州电网有限责任公司 | Multimode single-network power communication system and communication method thereof |
| CN116979997A (en) * | 2023-08-03 | 2023-10-31 | 国网思极位置服务有限公司 | Dual-mode communication-based power distribution network automation method and system |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108023633A (en) * | 2017-11-10 | 2018-05-11 | 国网浙江省电力公司湖州供电公司 | More communication type repeaters based on GPRS |
| CN107886696A (en) * | 2017-11-21 | 2018-04-06 | 珠海中慧微电子有限公司 | A kind of method for connecting Wireless signal blind zone node and realizing meter reading |
| CN108449117A (en) * | 2018-05-10 | 2018-08-24 | 深圳市晟瑞科技有限公司 | A kind of Internet of things system and method for network entry based on PLC |
| CN108449117B (en) * | 2018-05-10 | 2024-04-26 | 深圳市晟瑞科技有限公司 | Internet of things system based on PLC and network access method |
| CN108963985A (en) * | 2018-07-23 | 2018-12-07 | 深圳友讯达科技股份有限公司 | Power distribution protective device, system and method |
| CN108924045A (en) * | 2018-09-27 | 2018-11-30 | 深圳友讯达科技股份有限公司 | Dual-mode communications network channel balancing method and system |
| CN110930676A (en) * | 2019-12-10 | 2020-03-27 | 国网湖南省电力有限公司 | Electricity consumption information acquisition system and method based on dual-mode communication |
| CN115276718A (en) * | 2022-07-31 | 2022-11-01 | 贵州电网有限责任公司 | Multimode single-network power communication system and communication method thereof |
| CN116979997A (en) * | 2023-08-03 | 2023-10-31 | 国网思极位置服务有限公司 | Dual-mode communication-based power distribution network automation method and system |
| CN116979997B (en) * | 2023-08-03 | 2024-03-15 | 国网思极位置服务有限公司 | Dual-mode communication-based power distribution network automation method and system |
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