CN109120345A - A kind of communication means of low-voltage collecting meter reading plastic optical fiber communication system - Google Patents
A kind of communication means of low-voltage collecting meter reading plastic optical fiber communication system Download PDFInfo
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- CN109120345A CN109120345A CN201811252360.5A CN201811252360A CN109120345A CN 109120345 A CN109120345 A CN 109120345A CN 201811252360 A CN201811252360 A CN 201811252360A CN 109120345 A CN109120345 A CN 109120345A
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- optical fiber
- plastic optical
- electric energy
- type collector
- concentrator
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/25—Arrangements specific to fibre transmission
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
- G08C23/06—Non-electrical signal transmission systems, e.g. optical systems through light guides, e.g. optical fibres
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/03—Arrangements for fault recovery
- H04B10/038—Arrangements for fault recovery using bypasses
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
- H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
- H04B10/077—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using a supervisory or additional signal
- H04B10/0771—Fault location on the transmission path
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2589—Bidirectional transmission
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2589—Bidirectional transmission
- H04B10/25891—Transmission components
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/27—Arrangements for networking
- H04B10/275—Ring-type networks
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Computing Systems (AREA)
- Optical Communication System (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
This application discloses a kind of communication means of low-voltage collecting meter reading plastic optical fiber communication system, comprising: concentrator sends control instruction to plastic optical fiber II type collector one direction first；Concentrator connects to form main ring with multiple plastic optical fiber II type collectors by plastic optical fiber；Then according to the working condition of electric energy meter, control instruction one direction or twocouese are transmitted to electric energy meter by plastic optical fiber II type collector selectivity；Each plastic optical fiber II type collector connects to form subring with multiple electric energy meters by plastic optical fiber；Reply data information is fed back to concentrator by last electric energy meter.Each component is connected in the application with plastic optical fiber, network topology can be constructed automatically, main ring supports single fiber one-way communication technology, subring supports single fiber unidirectional and the single fiber bi-directional communication technology, the location information of fault point can be fed back when breaking in a communication link using the subring of single fiber bi-directional, it assists operation maintenance personnel to check fault point, and data communication can be restored automatically by communication failure self-healing function.
Description
Technical field
The present invention relates to fields of communication technology, more particularly to a kind of communication party of low-voltage collecting meter reading plastic optical fiber communication system
Method.
Background technique
With the development of industrial automation, original manually meter reading method has developed into remote intelligent meter recording, leads to
The data collection task of ammeter can be completed in distal end by crossing existing network.
Currently, the means that smart meter reading communication mechanism generallys use have power carrier, RS485 bus, micropower channel radio
Letter etc., there is the disadvantages of reliability is not high, and real-time stability is lower, and anti-interference ability is weaker in these communication modes.It compares
Compared with for, it is the development side of smart meter reading that optical-fibre communications, which has the characteristics that low in energy consumption, transmission frequency bandwidth, strong security, anti-lightning strike,
To, but there is presently no by optical fiber combination practical application scene, adaptive faculty is not strong, and marketing is limited.And existing communication
Mode just can not normally copy other ammeters, collecting work is vulnerable to limitation when some ammeter or other equipment encounter failure.
Therefore, how by fiber optic applications into smart meter reading acquisition system, and while avoiding encountering failure, can not normally copy
The problem of other ammeters is those skilled in the art's technical problem urgently to be resolved.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of communication means of low-voltage collecting meter reading plastic optical fiber communication system,
Network topology can be constructed automatically, and data communication is restored by communication failure self-healing function automatically.Its concrete scheme is as follows:
A kind of communication means of low-voltage collecting meter reading plastic optical fiber communication system, comprising:
Concentrator sends control instruction to plastic optical fiber II type collector one direction；The concentrator and multiple plastics
Optical fiber II type collector connects to form main ring by plastic optical fiber；
According to the working condition of electric energy meter, the plastic optical fiber II type collector is selective by the control instruction one direction
Or twocouese is transmitted to the electric energy meter；Each plastic optical fiber II type collector and multiple electric energy meters pass through plastic optical fiber
Connection forms subring；
Reply data information is fed back to the concentrator by the electric energy meter.
Preferably, in the communication means of above-mentioned low-voltage collecting meter reading plastic optical fiber communication system provided in an embodiment of the present invention,
According to the working condition of electric energy meter, the plastic optical fiber II type collector is selective by the control instruction one direction or twocouese
It is transmitted to the electric energy meter, is specifically included:
When all electric energy meters work normally, the plastic optical fiber II type collector forwards the control instruction one direction
To each electric energy meter；
When certain electric energy meter encounters failure, the control instruction twocouese is transmitted to by the plastic optical fiber II type collector
Other described electric energy meters.
Preferably, in the communication means of above-mentioned low-voltage collecting meter reading plastic optical fiber communication system provided in an embodiment of the present invention,
The main ring is by primary ring and standby annulate twin nuclei；The information direction of propagation of the primary ring and the spare ring
The information direction of propagation it is opposite；
Concentrator sends control instruction to plastic optical fiber II type collector one direction, specifically includes:
When the primary ring is normal, concentrator is propagated to plastic optical fiber II type collector along the information of the primary ring
Direction sends control instruction；
When the primary ring breaks down, concentrator is to plastic optical fiber II type collector along the information of the spare ring
The direction of propagation sends control instruction.
Preferably, in the communication means of above-mentioned low-voltage collecting meter reading plastic optical fiber communication system provided in an embodiment of the present invention,
When the electric energy meter is 485 electric energy meter with RS485 interface, the plastic optical fiber II type collector passes through RS485 bus
It is connect with multiple 485 electric energy meters.
Preferably, in the communication means of above-mentioned low-voltage collecting meter reading plastic optical fiber communication system provided in an embodiment of the present invention,
The plastic optical fiber II type collector uplink passes through plastic optical fiber and the concentrator or the plastic optical fiber II adjacent thereto
Type collector is communicated；
The plastic optical fiber II type collector downlink is communicated by plastic optical fiber or RS485 interface with the electric energy meter.
Preferably, in the communication means of above-mentioned low-voltage collecting meter reading plastic optical fiber communication system provided in an embodiment of the present invention,
Concentrator plastic optical fiber module is embedded in the concentrator；
It is serial point interface between the concentrator plastic optical fiber module and the concentrator, and there are two groups of plastic optical fibers to connect
Mouthful, it is used to connect with the plastic optical fiber II type collector.
Preferably, in the communication means of above-mentioned low-voltage collecting meter reading plastic optical fiber communication system provided in an embodiment of the present invention,
Electric energy meter plastic optical fiber module is embedded in the electric energy meter；
The electric energy meter plastic optical fiber module passes through plastic optical fiber and the plastic optical fiber II type collector or adjacent thereto
Electric energy meter plastic optical fiber module communicated.
Preferably, in the communication means of above-mentioned low-voltage collecting meter reading plastic optical fiber communication system provided in an embodiment of the present invention,
The electric energy meter plastic optical fiber module is divided into single-phase meter plastic optical fiber module and three-phase meter plastic optical fiber module.
A kind of communication means of low-voltage collecting meter reading plastic optical fiber communication system provided by the present invention, comprising: concentrator first
Control instruction is sent to plastic optical fiber II type collector one direction；Concentrator and multiple plastic optical fiber II type collectors pass through plastics
Optical fiber connects to form main ring；Then according to the working condition of electric energy meter, plastic optical fiber II type collector is selective by control instruction
One direction or twocouese are transmitted to electric energy meter；Each plastic optical fiber II type collector connects shape by plastic optical fiber with multiple electric energy meters
At subring；Reply data information is fed back to concentrator by last electric energy meter.Each component is connected in the present invention with plastic optical fiber, can be with
Automatic building network topology, main ring support single fiber one-way communication technology, and subring supports single fiber unidirectional and the single fiber bi-directional communication technology,
The location information that fault point can be fed back when breaking in a communication link using the subring of single fiber bi-directional, assists operation maintenance personnel to failure
Point investigation, and data communication can be restored automatically by communication failure self-healing function.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the communication means flow chart of low-voltage collecting meter reading plastic optical fiber communication system provided in an embodiment of the present invention；
Fig. 2 is the network topological diagram of low-voltage collecting meter reading plastic optical fiber communication system provided in an embodiment of the present invention；
Fig. 3 is the functional schematic of concentrator plastic optical fiber module provided in an embodiment of the present invention；
Fig. 4 is the functional schematic of plastic optical fiber II type collector provided in an embodiment of the present invention；
Fig. 5 is the functional schematic of electric energy meter plastic optical fiber module provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of communication means of low-voltage collecting meter reading plastic optical fiber communication system, as shown in Figure 1, including following step
It is rapid:
S101, concentrator send control instruction to plastic optical fiber II type collector one direction；Concentrator and multiple plastic lights
Fine II type collector connects to form main ring by plastic optical fiber；
S102, the working condition according to electric energy meter, plastic optical fiber II type collector selectivity by control instruction one direction or
Twocouese is transmitted to electric energy meter；Each plastic optical fiber II type collector connects to form subring with multiple electric energy meters by plastic optical fiber；
Reply data information is fed back to concentrator by S103, electric energy meter.
In the communication means of above-mentioned low-voltage collecting meter reading plastic optical fiber communication system provided in an embodiment of the present invention, concentrate first
Device sends control instruction to plastic optical fiber II type collector one direction；Then according to the working condition of electric energy meter, plastic optical fiber II
Control instruction one direction or twocouese are transmitted to electric energy meter by type collector selectivity；Last electric energy meter is anti-by reply data information
It feeds concentrator.As shown in Fig. 2, each component is connected in system with plastic optical fiber, network topology can be constructed automatically, concentrator and
Multiple plastic optical fiber II type collectors connect to form main ring by plastic optical fiber, each plastic optical fiber II type collector and multiple electric energy
Table connects to form subring by plastic optical fiber, and main ring supports single fiber one-way communication technology, and subring supports that single fiber is unidirectional and single fiber is double
To the communication technology, the location information of fault point, auxiliary fortune can be fed back when breaking in a communication link using the subring of single fiber bi-directional
Dimension personnel check fault point, and can restore automatically data communication by communication failure self-healing function.
The communication means of above-mentioned low-voltage collecting meter reading plastic optical fiber communication system is suitable for energy data collection point Relatively centralized
Downtown areas.
Further, in the specific implementation, in above-mentioned low-voltage collecting meter reading polymer optical fiber communication system provided in an embodiment of the present invention
In the communication means of system, for step S102 according to the working condition of electric energy meter, plastic optical fiber II type collector is selective to refer to control
It enables one direction or twocouese be transmitted to electric energy meter, can specifically include: when all electric energy meters work normally, plastic optical fiber II type
Control instruction one direction is transmitted to each electric energy meter by collector；When certain electric energy meter encounters failure, plastic optical fiber II type collector
Control instruction twocouese is transmitted to other electric energy meters.In this way when encountering communication failure, other ammeters in subring still may be used
Normally to copy, system robustness has been ensured.
In the specific implementation, in the communication party of above-mentioned low-voltage collecting meter reading plastic optical fiber communication system provided in an embodiment of the present invention
In method, as shown in Fig. 2, main ring can be by primary ring and standby annulate twin nuclei；The information direction of propagation of primary ring
It is opposite with the information direction of propagation of spare ring.That is, main ring can form one-way transmission, contrary one main one for double
Ring communication network.
Specifically, step S101 concentrator sends control instruction to plastic optical fiber II type collector one direction, specifically can be with
It include: when primary ring is normal, concentrator sends control along the information direction of propagation of primary ring to plastic optical fiber II type collector
System instruction；When primary ring breaks down, concentrator is to plastic optical fiber II type collector along the information direction of propagation of spare ring
Send control instruction.
It should be noted that above-mentioned control instruction may include the instruction of electric energy meter data reading system, long-range switching on remotely fills
Value etc. takes control instruction, when broadcasting school, broadcast the instruction such as restart, to support (to contain expanding data to all data reading systems of electric energy meter
Identification sets), it supports to take the identification safety authentication in control instruction, and can broadcast the electric energy meter managed by broadcast frame
When school.
In the specific implementation, in the communication party of above-mentioned low-voltage collecting meter reading plastic optical fiber communication system provided in an embodiment of the present invention
In method, as shown in Fig. 2, plastic optical fiber II type collector can lead to when electric energy meter is 485 electric energy meter with RS485 interface
RS485 bus is crossed to connect with multiple 485 electric energy meters.I.e. plastic optical fiber II type collector is not only supported to connect electricity by plastic optical fiber
Energy table also supports 485 electric energy meters for having RS485 interface by the connection of RS485 bus.
In the specific implementation, in the communication party of above-mentioned low-voltage collecting meter reading plastic optical fiber communication system provided in an embodiment of the present invention
In method, as shown in figure 3, being embedded with concentrator plastic optical fiber module in concentrator；It is between concentrator plastic optical fiber module and concentrator
Serial point interface, and there are two groups of plastic fiber interfaces, it is used to connect with plastic optical fiber II type collector.
In the specific implementation, in the communication party of above-mentioned low-voltage collecting meter reading plastic optical fiber communication system provided in an embodiment of the present invention
In method, as shown in figure 4, plastic optical fiber II type collector uplink passes through plastic optical fiber and concentrator or plastic optical fiber adjacent thereto
II type collector is communicated；Plastic optical fiber II type collector downlink is communicated by plastic optical fiber or RS485 interface with electric energy meter.
In the specific implementation, in the communication party of above-mentioned low-voltage collecting meter reading plastic optical fiber communication system provided in an embodiment of the present invention
In method, as shown in figure 5, being embedded with electric energy meter plastic optical fiber module in electric energy meter；Electric energy meter plastic optical fiber module can pass through plastics
Optical fiber and plastic optical fiber II type collector or electric energy meter plastic optical fiber module adjacent thereto are communicated.According to electric energy meter plastics
The applicable electric energy meter of optic module is different, and electric energy meter plastic optical fiber module can be divided into single-phase meter plastic optical fiber module and three-phase meter
Plastic optical fiber module.
In practical applications, the communication means of above-mentioned low-voltage collecting meter reading plastic optical fiber communication system provided by the invention, may be used also
With many functions, such as dynamic update network topology；Support the time of communication unit same by the method for the whole network time synchronization
Step；It supports detection electric energy meter critical event, and is reported to concentrator；Actively monitoring electric energy meter power-off event occurs, and can be real
When actively reported to concentrator, under conditions of main website and concentrator support electric energy meter power failure active reporting function, operation maintenance personnel
Ammeter outage information can be understood in real time, and specific aim processing is unfolded；Automatic identification and manage its network topology in collector and
Electric energy meter is conducive to simplify parameter setting and debugging efforts during system Construction, and in operation and maintenance from now on, such as table
Meter replacement, the adjustment of platform area can identify in time and system notified to carry out parameter adjustment；Power supply line where automatic identification electric energy meter
On phase information；Software upgrading is realized by telecommunication, and supports breakpoint transmission mode.
To sum up, the communication means of a kind of low-voltage collecting meter reading plastic optical fiber communication system provided in an embodiment of the present invention, comprising: first
First concentrator sends control instruction to plastic optical fiber II type collector one direction；Concentrator and multiple plastic optical fiber II type collectors
It connects to form main ring by plastic optical fiber；Then according to the working condition of electric energy meter, plastic optical fiber II type collector selectively will
Control instruction one direction or twocouese are transmitted to electric energy meter；Each plastic optical fiber II type collector and multiple electric energy meters pass through plastic light
Fibre connection forms subring；Reply data information is fed back to concentrator by last electric energy meter.Each component is in the present invention with plastic optical fiber
It is connected, network topology can be constructed automatically, main ring supports single fiber one-way communication technology, and subring supports single fiber unidirectional and single fiber bi-directional
The communication technology can feed back the location information of fault point, assist O&M when breaking in a communication link using the subring of single fiber bi-directional
Personnel check fault point, and can restore automatically data communication by communication failure self-healing function.
Finally, it is to be noted that, herein, relational terms be used merely to by an entity or operation with it is another
A entity or operation distinguish, and without necessarily requiring or implying between these entities or operation, there are any this actual
Relationship or sequence.Moreover, the terms "include", "comprise" or any other variant thereof is intended to cover non-exclusive inclusion,
So that the process, method, article or equipment for including a series of elements not only includes those elements, but also including not having
The other element being expressly recited, or further include for elements inherent to such a process, method, article, or device.Do not having
There is the element limited in the case where more limiting by sentence "including a ...", it is not excluded that in the mistake including the element
There is also other identical elements in journey, method, article or equipment.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The communication means of low-voltage collecting meter reading plastic optical fiber communication system provided by the present invention is described in detail above,
Used herein a specific example illustrates the principle and implementation of the invention, and the explanation of above embodiments is only used
In facilitating the understanding of the method and its core concept of the invention；At the same time, for those skilled in the art, according to the present invention
Thought, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification should not be construed as
Limitation of the present invention.
Claims (8)
1. a kind of communication means of low-voltage collecting meter reading plastic optical fiber communication system characterized by comprising
Concentrator sends control instruction to plastic optical fiber II type collector one direction；The concentrator and multiple plastic optical fibers
II type collector connects to form main ring by plastic optical fiber；
According to the working condition of electric energy meter, the plastic optical fiber II type collector is selective by the control instruction one direction or double
Direction forwarding gives the electric energy meter；Each plastic optical fiber II type collector is connected with multiple electric energy meters by plastic optical fiber
Form subring；
Reply data information is fed back to the concentrator by the electric energy meter.
2. the communication means of low-voltage collecting meter reading plastic optical fiber communication system according to claim 1, which is characterized in that according to electricity
The control instruction one direction or twocouese are selectively transmitted to by the working condition of energy table, the plastic optical fiber II type collector
The electric energy meter, specifically includes:
When all electric energy meters work normally, the control instruction one direction is transmitted to respectively by the plastic optical fiber II type collector
The electric energy meter；
When certain electric energy meter encounters failure, the control instruction twocouese is transmitted to other by the plastic optical fiber II type collector
The electric energy meter.
3. the communication means of low-voltage collecting meter reading plastic optical fiber communication system according to claim 2, which is characterized in that the master
Ring is by primary ring and standby annulate twin nuclei；The information of the information direction of propagation of the primary ring and the spare ring
The direction of propagation is opposite；
Concentrator sends control instruction to plastic optical fiber II type collector one direction, specifically includes:
When the primary ring is normal, concentrator is to plastic optical fiber II type collector along the information direction of propagation of the primary ring
Send control instruction；
When the primary ring breaks down, concentrator is propagated to plastic optical fiber II type collector along the information of the spare ring
Direction sends control instruction.
4. the communication means of low-voltage collecting meter reading plastic optical fiber communication system according to claim 1, which is characterized in that when described
When electric energy meter is 485 electric energy meter with RS485 interface, the plastic optical fiber II type collector by RS485 bus with it is multiple
The 485 electric energy meter connection.
5. the communication means of low-voltage collecting meter reading plastic optical fiber communication system according to claim 4, which is characterized in that the modeling
Expect that optical fiber II type collector uplink is acquired by plastic optical fiber and the concentrator or the plastic optical fiber II type adjacent thereto
Device is communicated；
The plastic optical fiber II type collector downlink is communicated by plastic optical fiber or RS485 interface with the electric energy meter.
6. the communication means of low-voltage collecting meter reading plastic optical fiber communication system according to claim 5, which is characterized in that the collection
Concentrator plastic optical fiber module is embedded in middle device；
It is serial point interface between the concentrator plastic optical fiber module and the concentrator, and there are two groups of plastic fiber interfaces,
It is used to connect with the plastic optical fiber II type collector.
7. the communication means of low-voltage collecting meter reading plastic optical fiber communication system according to claim 6, which is characterized in that the electricity
Electric energy meter plastic optical fiber module can be embedded in table；
The electric energy meter plastic optical fiber module passes through plastic optical fiber and the plastic optical fiber II type collector or electricity adjacent thereto
Energy table plastic optical fiber module is communicated.
8. the communication means of low-voltage collecting meter reading plastic optical fiber communication system according to claim 7, which is characterized in that the electricity
Energy table plastic optical fiber module is divided into single-phase meter plastic optical fiber module and three-phase meter plastic optical fiber module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811252360.5A CN109120345A (en) | 2018-10-25 | 2018-10-25 | A kind of communication means of low-voltage collecting meter reading plastic optical fiber communication system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811252360.5A CN109120345A (en) | 2018-10-25 | 2018-10-25 | A kind of communication means of low-voltage collecting meter reading plastic optical fiber communication system |
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| CN109120345A true CN109120345A (en) | 2019-01-01 |
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| CN201811252360.5A Pending CN109120345A (en) | 2018-10-25 | 2018-10-25 | A kind of communication means of low-voltage collecting meter reading plastic optical fiber communication system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109920241A (en) * | 2019-02-22 | 2019-06-21 | 山东欧德利电气设备有限公司 | A kind of digital remote amount unidirectional transmission system |
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| CN103036619A (en) * | 2012-12-21 | 2013-04-10 | 中国电力科学研究院 | Single-core optical transceiver and single-core optical transmission intelligent communication module and application thereof |
| CN106205110A (en) * | 2016-09-07 | 2016-12-07 | 国网浙江省电力公司温州供电公司 | A kind of power information acquisition system |
| CN207409133U (en) * | 2017-09-28 | 2018-05-25 | 贵州电网有限责任公司 | A kind of kilowatt meter reading-out system based on plastic optical fiber |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009137909A1 (en) * | 2008-05-14 | 2009-11-19 | Peter Schmelcher | Remote utility metering using a passive optical network |
| CN102957476A (en) * | 2012-10-29 | 2013-03-06 | 中国电力科学研究院 | Plastic optical fiber dual-loop hot standby seamless networking communication system |
| CN103036619A (en) * | 2012-12-21 | 2013-04-10 | 中国电力科学研究院 | Single-core optical transceiver and single-core optical transmission intelligent communication module and application thereof |
| CN106205110A (en) * | 2016-09-07 | 2016-12-07 | 国网浙江省电力公司温州供电公司 | A kind of power information acquisition system |
| CN207409133U (en) * | 2017-09-28 | 2018-05-25 | 贵州电网有限责任公司 | A kind of kilowatt meter reading-out system based on plastic optical fiber |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109920241A (en) * | 2019-02-22 | 2019-06-21 | 山东欧德利电气设备有限公司 | A kind of digital remote amount unidirectional transmission system |
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Application publication date: 20190101 |