CN110380757A - A kind of self-adaptive electric power carrier wave communication device - Google Patents
A kind of self-adaptive electric power carrier wave communication device Download PDFInfo
- Publication number
- CN110380757A CN110380757A CN201910446305.8A CN201910446305A CN110380757A CN 110380757 A CN110380757 A CN 110380757A CN 201910446305 A CN201910446305 A CN 201910446305A CN 110380757 A CN110380757 A CN 110380757A
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- power
- carrier
- mcu processor
- self
- communication device
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/04—Control of transmission; Equalising
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/46—Monitoring; Testing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Abstract
The invention discloses a kind of self-adaptive electric power carrier wave communication devices, including power carrier transmitting module, power carrier receiving module and MCU processor, wherein, one end of power carrier receiving module is electrically connected with power circuit, the other end is electrically connected with MCU processor, carrier signal is sent to MCU processor for receiving the carrier signal of power circuit, and with certain reception gain；One end of power carrier transmitting module is electrically connected with power circuit, and the other end is electrically connected with MCU processor, is transmitted to power circuit for extracting required data information from the carrier signal that MCU processor obtains, and with certain transmission power；The amplitude of MCU processor detected carrier signal controls and receives gain and transmission power according to the amplitude of carrier signal, realizes the automatic adjusument of power line carrier, PLC.The automatic adjusument of power line carrier, PLC can be achieved in the present invention, meets the remote stabilized communication that system is up to 10km.
Description
Technical field
This application involves field of communication technology, in particular to a kind of self-adaptive electric power carrier wave communication device.
Background technique
In recent years, with the popularization of tunnel construction scale being continuously increased and smart grid is built, more and more
Side starts to build underground pipe gallery and electric power tunnel, to make full use of the underground space.Pipe gallery and electric power tunnel solve
Phenomena such as city " zipper road " " cobweb ".Since piping lane and electric power tunnel buried depth are at 2.5 meters or more, distance and closing is narrow
It is narrow, the turn in tunnel, fluctuating, bifurcated and it is located in very remote etc. complex environments, results in that monitoring system power supply is difficult, difficult wiring
The problems such as.In this way, the communication pattern of pipe gallery is required to be adapted to the power carrier communication system of special screne.
Summary of the invention
The purpose of the present invention is to provide a kind of self-adaptive electric power carrier wave communication device, it can be achieved that power line carrier, PLC from
It adapts to adjust, meets the remote stabilized communication that system is up to 10km.
To solve the above-mentioned problems, the present invention provides a kind of self-adaptive electric power carrier wave communication devices, including power carrier
Transmitting module, power carrier receiving module and MCU processor, wherein one end of the power carrier receiving module and power line
Road electrical connection, the other end is electrically connected with the MCU processor, for receiving the carrier signal of the power circuit, and with certain
The carrier signal is sent to the MCU processor by reception gain；One end of the power carrier transmitting module and the electricity
The electrical connection of line of force road, the other end are electrically connected with the MCU processor, the carrier wave letter for obtaining from the MCU processor
Required data information is extracted in number, and the power circuit is transmitted to certain transmission power；The MCU processor detects institute
The amplitude for stating carrier signal controls the reception gain and transmission power according to the amplitude of the carrier signal, realizes that electric power carries
The automatic adjusument of wave communication.
Preferably, the MCU processor controls the reception gain and transmission power according to the amplitude of the carrier signal
Method specifically: when the MCU processor detect the carrier signal amplitude be less than certain threshold value when, then increase described in
Reception gain and transmission power；When the MCU processor detects that carrier-signal amplitude is greater than certain threshold value, then described in reduction
Reception gain and transmission power.
Preferably, the threshold value is 18V.
Preferably, the MCU processor is a kind of low-power scm.
Preferably, the power carrier transmitting module is connect with the MCU processor by RS232 serial ports.
Preferably, the power carrier receiving module is connect with the MCU processor by RS232 serial ports.
Compared with prior art, there are following technical effects by the present invention:
1, self-adaptive electric power carrier wave of embodiment of the present invention communication device can realize the automatic adjusument of power line carrier, PLC, full
Pedal system is up to the remote stabilized communication of 10km.
2, self-adaptive electric power carrier wave of embodiment of the present invention communication device is low in energy consumption, low in cost, is suitable at the scene can not
The tunnel monitoring and city piping lane monitoring field application of power supply and telecommunication.
Certainly, it implements any of the products of the present invention and does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, it is therefore apparent that drawings in the following description are only some embodiments of the invention, for ability
For field technique personnel, without creative efforts, it is also possible to obtain other drawings based on these drawings.It is attached
In figure:
Fig. 1 is self-adaptive electric power carrier wave of embodiment of the present invention communication apparatus structure schematic diagram.
Specific embodiment
A kind of self-adaptive electric power carrier wave communication device provided by the invention is described in detail below with reference to attached drawing,
The present embodiment is implemented under the premise of the technical scheme of the present invention, gives detailed embodiment and specifically operated
Journey, but protection scope of the present invention is not limited to following embodiments, those skilled in the art are not changing spirit of that invention and interior
In the range of appearance, can it be modified and be polished.
Referring to FIG. 1, a kind of self-adaptive electric power carrier wave communication device, including power carrier transmitting module 1, power carrier connect
Receive module 2 and MCU processor 3, wherein
One end of the power carrier receiving module 2 is electrically connected with power circuit 4,3 electricity of the other end and the MCU processor
The carrier signal for receiving the carrier signal of the power circuit, and is sent to certain reception gain described by connection
MCU processor 3；Specifically, the power carrier receiving module 2 extracts carrier signal from power circuit 4, and is converted to TTL electricity
It is flat to be input to MCU processor 3；
One end of the power carrier transmitting module 1 is electrically connected with the power circuit 4, and the other end and the MCU are handled
Device 3 is electrically connected, for extracting required data information from the carrier signal that the MCU processor 3 obtains, and centainly to emit
Power transmission is to the power circuit 4；
The MCU processor 3 detects the amplitude of the carrier signal, connects according to the control of the amplitude of the carrier signal
Gain and transmission power are received, realizes the automatic adjusument of power line carrier, PLC.
Wherein, the required data letter that power carrier transmitting module 1 is extracted from the carrier signal that MCU processor 3 obtains
Breath can be temperature information, remote indication information, power supply management information etc..
In the present embodiment, MCU processor 3 controls the reception gain and transmission power according to the amplitude of the carrier signal
Method specifically:
When the MCU processor 3 detects the amplitude of the carrier signal less than certain threshold value, then increase the reception
Gain and transmission power；When the MCU processor detects that carrier-signal amplitude is greater than certain threshold value, then reduce the reception
Gain and transmission power.
In the present embodiment, the MCU processor 3 is a kind of low-power scm, including the port I/O, ADC (analog-to-digital conversion
Circuit) and DAC (digital analog converter), input electric power carrier signal and supply voltage are detected, while controlling electric power load
Wave emission current power and carrier wave reception gain make multicarrier communication signal amplitude be suitble to the communicating requirement of carrier wave system.It is logical
This working method is crossed, the communication distance of power carrier can be greatly increased, improves communication stability.
Specifically, above-mentioned threshold value is 18V.It is to be appreciated that it also can be set according to actual application scenarios and requirement
Its suitable threshold value.
As a kind of possible embodiments, the power carrier transmitting module 1 passes through RS232 serial ports with the MCU processor 3
Connection, the power carrier receiving module 2 are connect with the MCU processor 3 by RS232 serial ports.
Certainly, the signal of communication of input electric power carrier wave is not limited to RS232 serial port communication data.
The self-adaptive electric power carrier wave communication device of the present embodiment can realize the automatic adjusument of power line carrier, PLC, meet system
System is up to the remote stabilized communication of 10km.
Disclosed above is only the specific embodiment of the application, and however, this application is not limited to this, any this field
Technical staff can think variation, should all fall in the protection domain of the application.
Claims (6)
1. a kind of self-adaptive electric power carrier wave communication device, which is characterized in that received including power carrier transmitting module, power carrier
Module and MCU processor, wherein
One end of the power carrier receiving module is electrically connected with power circuit, and the other end is electrically connected with the MCU processor, is used
In the carrier signal for receiving the power circuit, and the carrier signal is sent to by the MCU with certain reception gain and is handled
Device；
One end of the power carrier transmitting module is electrically connected with the power circuit, and the other end is electrically connected with the MCU processor
It connects, for extracting required data information from the carrier signal that the MCU processor obtains, and with certain transmission power
It is transmitted to the power circuit；
The MCU processor detects the amplitude of the carrier signal, controls the reception according to the amplitude of the carrier signal and increases
Benefit and transmission power, realize the automatic adjusument of power line carrier, PLC.
2. self-adaptive electric power carrier wave communication device according to claim 1, which is characterized in that the MCU processor according to
The method that the amplitude of the carrier signal controls the reception gain and transmission power specifically:
When the MCU processor detects the amplitude of the carrier signal less than certain threshold value, then increase the reception gain
And transmission power；When the MCU processor detects that carrier-signal amplitude is greater than certain threshold value, then reduce the reception gain
And transmission power.
3. self-adaptive electric power carrier wave communication device according to claim 2, which is characterized in that the threshold value is 18V.
4. self-adaptive electric power carrier wave communication device according to claim 1, which is characterized in that the MCU processor is one
Kind low-power scm.
5. self-adaptive electric power carrier wave communication device according to claim 1, which is characterized in that the power carrier emits mould
Block is connect with the MCU processor by RS232 serial ports.
6. self-adaptive electric power carrier wave communication device according to claim 1, which is characterized in that the power carrier receives mould
Block is connect with the MCU processor by RS232 serial ports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910446305.8A CN110380757B (en) | 2019-05-27 | 2019-05-27 | Self-adaptive power carrier communication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910446305.8A CN110380757B (en) | 2019-05-27 | 2019-05-27 | Self-adaptive power carrier communication device |
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| Publication Number | Publication Date |
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| CN110380757A true CN110380757A (en) | 2019-10-25 |
| CN110380757B CN110380757B (en) | 2021-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910446305.8A Active CN110380757B (en) | 2019-05-27 | 2019-05-27 | Self-adaptive power carrier communication device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112615645A (en) * | 2020-12-11 | 2021-04-06 | 普联国际有限公司 | Communication signal output control method and device and output equipment |
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2019
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| CN103220018A (en) * | 2013-03-19 | 2013-07-24 | 北京中宸泓昌科技有限公司 | Control method of automatic gain in power line carrier communication network |
| WO2014207296A1 (en) * | 2013-06-25 | 2014-12-31 | Ell-I Open Source Co-Operative | A method and device for transmitting' electrical power and data |
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| CN112615645A (en) * | 2020-12-11 | 2021-04-06 | 普联国际有限公司 | Communication signal output control method and device and output equipment |
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| Publication number | Publication date |
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| CN110380757B (en) | 2021-12-21 |
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