CN105553547A - Monitoring system of standby optical power cable - Google Patents
Monitoring system of standby optical power cable Download PDFInfo
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- CN105553547A CN105553547A CN201510942984.XA CN201510942984A CN105553547A CN 105553547 A CN105553547 A CN 105553547A CN 201510942984 A CN201510942984 A CN 201510942984A CN 105553547 A CN105553547 A CN 105553547A
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- optical cable
- receiver
- electric power
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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
- H04B10/07—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
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- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optical Communication System (AREA)
Abstract
The invention discloses a monitoring system of a standby optical power cable. The change conditions of received receiving optical power of emergent light signals of cable cores in the power cable are compared to judge whether the cable cores in the standby optical power cable are subjected to breakage or are increased in attenuation or are used privately without being approved, the monitoring system disclosed by the invention is directly formed by the standby optical power cable or a running optical power cable, so that the system is simple and effective, the stability of the monitoring system is guaranteed, and the monitoring system is energy-saving, economical, space-saving and is liable to be promoted and used.
Description
Technical field
The present invention relates to optical measuring system, particularly relate to a kind of monitoring system of stand-by electric power optical cable.
Background technology
Optical cable is the main thoroughfare of communications, is to realize electric network information and intelligentized infrastructure.At present, there are up to a hundred optical cables in administrative area fortune, carries the important service of electrical production and management.And the problem of depositing in the management of optical cable both ways: one is, break core or attenuation of stand-by optical cable fibre core has become great discovery not, and two are, exist without the private situation connecing optical cable fibre core of application.Along with optical cable becoming increasingly conspicuous in electrical production importance, how management and utilization optical cable run the major issue becoming communication of power system administrative department and face with guaranteeing power system safety and stability.
Fiber optic cable monitor product on the market adopts OTDR principle, and be mostly to apply to common carrier, cost height is not easily promoted.For the feature of power communication, the present invention does not adopt OTDR technology, but creatively with current coverage rate widely data communication network combine, make full use of existing resource, develop and there is system stability, energy saving economy, saving space, wide coverage, the Novel optical cable management system easily promoted and system.
Summary of the invention
The invention provides a kind of monitoring system of stand-by electric power optical cable, which overcome the deficiencies in the prior art described in background technology.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of monitoring system of stand-by electric power optical cable, it comprises stand-by optical cable and optical transceiver, described stand-by optical cable comprises many fibre cores of bunchy, these many fibre cores are connected by being communicated with wire jumper with tail end at its head end with the connected mode of " S " type, make single core light path that this many fibre core serial connections formation one is complete, the light signal that described optical transceiver sends is incident from one end of this single core light path, light signal transmits and is received by this optical transceiver from the other end outgoing of this single core light path in this single core light path, by comparing received optical power situation of change, judge the whether fibre core fracture or to connect without application private or attenuation becomes large of this stand-by electric power optical cable.
Among one embodiment: described optical transceiver is optical fiber router or optical transmitter and receiver.
A kind of monitoring system of stand-by electric power optical cable, it comprises stand-by optical cable, optical sender and optical receiver, described stand-by optical cable comprises many fibre cores of bunchy, these many fibre cores are connected by being communicated with wire jumper with tail end at its head end with the connected mode of " S " type, make single core light path that this many fibre core serial connections formation one is complete, the light signal that described optical sender sends is incident from one end of this single core light path, light signal transmit in this single core light path and this single core light path other end outgoing and received by this optical receiver, by comparing received optical power situation of change, judge the whether fibre core fracture or to connect without application private or attenuation becomes large of this stand-by electric power optical cable.
Among one embodiment: described optical sender is optical fiber router or optical transmitter and receiver, described optical receiver is optical fiber router, optical transmitter and receiver or light detection equipment.
A kind of monitoring system of stand-by electric power optical cable, it comprises stand-by optical cable, optical sender, optical receiver and optical splitter, described stand-by optical cable comprises many fibre cores of bunchy, described optical sender connects optical splitter and the light signal launched by this optical sender is incident from the head end of these many fibre cores after optical splitter light splitting, after each bar fibre core transmission, by each fibre core end outgoing and received by optical receiver, by comparing received optical power situation of change, judge that whether fibre core fracture or attenuation become large to this stand-by electric power optical cable.
Among one embodiment: described optical sender is light router or optical transmitter and receiver, described optical receiver is optical fiber router, optical transmitter and receiver or light detection equipment.
The technical program is compared with background technology, and its tool has the following advantages:
1, for the monitoring of stand-by electric power optical cable, many fibre cores in optical cable are connected by being communicated with wire jumper with tail end at its head end with the connected mode of " S " type, make single core light path that this many fibre core serial connections formation one is complete, the received optical power situation of change that relatively this single core light path is corresponding, disconnect if the fibre core in optical cable occurs or picked-off owing to being communicated with wire jumper, then can detect without receiving light; If the fibre core in optical cable occurs that suddenly attenuation is excessive, then can detect that received optical power diminishes, thus can be treated by the change of received optical power and monitor with optical cable fibre core, monitoring system of the present invention directly utilizes stand-by electric power optical cable itself to form monitoring system, only need an optical transceiver or an optical sender and optical receiver disposable record in optical cable whether disconnect, attenuation becomes large or by situation about using, monitoring system is simply effective, ensure that monitoring system is stable, energy saving economy, saving space, be also easily used more widely.
2, for the monitoring of stand-by electric power optical cable, by the received optical power situation of change of more each fibre core, judge whether each bar fibre core in this stand-by electric power optical cable disconnects, monitoring system of the present invention directly utilizes stand-by electric power optical cable itself to form monitoring system, system is simply effective, ensure that monitoring system is stable, energy saving economy, saving space, be also easily used more widely.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1 depicts the monitoring system schematic diagram of the stand-by electric power optical cable described in embodiment one.
Fig. 2 depicts the monitoring system schematic diagram of the stand-by electric power optical cable described in embodiment two.
Fig. 3 depicts the monitoring system schematic diagram of the stand-by electric power optical cable described in embodiment three.
Fig. 4 depicts the monitoring system schematic diagram of the stand-by electric power optical cable described in embodiment four.
Embodiment
Consult figure
Consult Fig. 1, embodiment one:
A kind of monitoring system of stand-by electric power optical cable, it comprises stand-by optical cable 1 and optical transceiver, described stand-by optical cable 1 comprises many fibre cores of bunchy, these many fibre cores are connected by being communicated with wire jumper 2 with tail end at its head end with the connected mode of " S " type, make single core light path that this many fibre core serial connections formation one is complete, the light signal that described optical transceiver sends is incident from one end of this single core light path, light signal transmits and is received by this optical transceiver from the other end outgoing of this single core light path in this single core light path, by comparing the situation of change of received optical power, judge whether this stand-by electric power optical cable 1 has disconnection fibre core or this stand-by optical cable has been used or attenuation becomes large.Rupture in the somewhere of such as fibre core, then emergent light optical attenuation must occur, and occurs optical power loss, therefore according to whether occur optical power loss or optical power loss exceed certain given threshold to judge whether occur disconnected fine; Or when stand-by electric power optical cable 1 is used (connecing use without application private), connection wire jumper 2 must be extractd before using, so inevitable missing at connection wire jumper 2 place picked-off by the light signal of single core light path, optical receiving end also cannot receive light signal or light signal significantly weakens, whether therefore according to luminous power, whether loss or optical power loss occur to exceed certain given threshold and combine to observe and be communicated with wire jumper and picked-off, whether this stand-by optical cable 1 known is connect use by without application private.Described optical transceiver is optical fiber router or optical transmitter and receiver.
Consult Fig. 2, embodiment two:
The monitoring system of a kind of stand-by electric power optical cable described in the present embodiment, it comprises stand-by optical cable 1, optical sender and optical receiver, described stand-by optical cable 1 comprises many fibre cores of bunchy, these many fibre cores are connected by being communicated with wire jumper with tail end at its head end with the connected mode of " S " type, make single core light path that this many fibre core serial connections formation one is complete, the light signal that described optical sender sends is incident from one end of this single core light path, light signal transmit in this single core light path and this single core light path other end outgoing and received by this optical receiver, by comparing the situation of change of received optical power, judge whether this stand-by electric power optical cable has disconnection fibre core or this stand-by optical cable 1 is used (its monitoring principle is with embodiment one).The difference of the present embodiment and embodiment one is: increase an optical receiver, and namely the launching and receiving of light signal is performed by optical sender and optical receiver respectively.Described optical sender is optical fiber router or optical transmitter and receiver, and described optical receiver is optical fiber router, optical transmitter and receiver or light detection equipment.
Embodiment one and embodiment two use optical sender and an optical receiver or only can realize the launching and receiving of monitoring light signal with an optical transceiver, whether disposable diagnostic whole piece optical cable occurs disconnected fine, or occur to connect practical situation without application is private, monitoring efficiency is high, but which bar fibre core concrete cannot be diagnosed to rupture.
Consult Fig. 3, embodiment three:
A kind of monitoring system of stand-by electric power optical cable, it comprises stand-by optical cable 1, optical sender, optical receiver and optical splitter, described stand-by optical cable 1 comprises many fibre cores of bunchy, described optical sender connects optical splitter and the light signal launched by this optical sender is incident from the head end of these many fibre cores after optical splitter light splitting, after each bar fibre core transmission, by each fibre core end outgoing and received by optical receiver, by the received optical power situation of change of more each fibre core, judge whether each bar fibre core in this stand-by electric power optical cable disconnects.Such as rupture in the somewhere of a certain fibre core, then emergent light optical attenuation must occur, and occurs optical power loss, therefore exceedes certain given threshold according to whether there is optical power loss or optical power loss to judge whether corresponding fibre core occurs disconnected fine.The difference of the present embodiment and embodiment one and two is: the present embodiment adopts multicast system to light signal, and embodiment one and embodiment two are one one receipts system, because the present embodiment receives emergent light signal and optical power loss for adding up every bar fibre core at the head end incident optical signal of each fibre core and at the tail end of each fibre core, therefore whether the present embodiment can there is disconnected fibre to each fibre core and diagnose, and disconnected fine position can be navigated to concrete a certain bar fibre core.Described optical sender is light router or optical transmitter and receiver, and described optical receiver is optical fiber router, optical transmitter and receiver or light detection equipment.
Consult Fig. 4, embodiment four:
A kind of monitoring system of stand-by electric power optical cable, it comprises stand-by optical cable 1, several optical transceivers, described stand-by optical cable 1 comprises many fibre cores of bunchy, the light signal that described optical transceiver is launched is incident from the head end of fibre core, after fibre core transmission, by fibre core end outgoing and received by another optical transceiver, wherein, an optical transceiver is to the not corresponding incidence of a fibre core of light signal contracture and the outgoing of another fibre core, namely in optical cable fibre core, the launching and receiving of light signal is MIMO system, by the emergent light of the more each fibre core optical power loss compared with incident light, judge whether each bar fibre core in this stand-by electric power optical cable disconnects (its disconnected fine monitoring principle is with embodiment three).The difference of the present embodiment and embodiment three is: the present embodiment adopts MIMO system to light signal, and embodiment three is multicast system, and the optical device of employing is more, and resource cost is larger.Described optical transceiver is optical fiber router or optical transmitter and receiver.
The above, be only present pre-ferred embodiments, therefore can not limit scope of the invention process according to this, the equivalence change namely done according to the scope of the claims of the present invention and description with modify, all should still belong in scope that the present invention contains.
Claims (6)
1. the monitoring system of a stand-by electric power optical cable, it is characterized in that: comprise stand-by optical cable and optical transceiver, described stand-by optical cable comprises many fibre cores of bunchy, these many fibre cores are connected by being communicated with wire jumper with tail end at its head end with the connected mode of " S " type, make single core light path that this many fibre core serial connections formation one is complete, the light signal that described optical transceiver sends is incident from one end of this single core light path, light signal transmits and is received by this optical transceiver from the other end outgoing of this single core light path in this single core light path, by comparing received optical power situation of change, judge the whether fibre core fracture or to connect without application private or attenuation becomes large of this stand-by electric power optical cable.
2. the monitoring system of a kind of stand-by electric power optical cable according to claim 1, is characterized in that: described optical transceiver is optical fiber router or optical transmitter and receiver.
3. the monitoring system of a stand-by electric power optical cable, it is characterized in that: comprise stand-by optical cable, optical sender and optical receiver, described stand-by optical cable comprises many fibre cores of bunchy, these many fibre cores are connected by being communicated with wire jumper with tail end at its head end with the connected mode of " S " type, make single core light path that this many fibre core serial connections formation one is complete, the light signal that described optical sender sends is incident from one end of this single core light path, light signal transmit in this single core light path and this single core light path other end outgoing and received by this optical receiver, by comparing received optical power situation of change, judge the whether fibre core fracture or to connect without application private or attenuation becomes large of this stand-by electric power optical cable.
4. the monitoring system of a kind of stand-by electric power optical cable according to claim 3, is characterized in that: described optical sender is optical fiber router or optical transmitter and receiver, described optical receiver is optical fiber router, optical transmitter and receiver or light detection equipment.
5. the monitoring system of a stand-by electric power optical cable, it is characterized in that: comprise stand-by optical cable, optical sender, optical receiver and optical splitter, described stand-by optical cable comprises many fibre cores of bunchy, described optical sender connects optical splitter and the light signal launched by this optical sender is incident from the head end of these many fibre cores after optical splitter light splitting, after each bar fibre core transmission, by each fibre core end outgoing and received by optical receiver, by comparing received optical power situation of change, judge that whether fibre core fracture or attenuation become large to this stand-by electric power optical cable.
6. the monitoring system of a kind of stand-by electric power optical cable according to claim 5, is characterized in that: described optical sender is light router or optical transmitter and receiver, described optical receiver is optical fiber router, optical transmitter and receiver or light detection equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510942984.XA CN105553547A (en) | 2015-12-16 | 2015-12-16 | Monitoring system of standby optical power cable |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510942984.XA CN105553547A (en) | 2015-12-16 | 2015-12-16 | Monitoring system of standby optical power cable |
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| CN105553547A true CN105553547A (en) | 2016-05-04 |
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| CN201510942984.XA Pending CN105553547A (en) | 2015-12-16 | 2015-12-16 | Monitoring system of standby optical power cable |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106405757A (en) * | 2016-06-01 | 2017-02-15 | 江苏法尔胜光电科技有限公司 | Vibration-communication-combining dual-purpose optical cable and monitoring system using same optical cable |
| CN107733523A (en) * | 2017-11-16 | 2018-02-23 | 广东电网有限责任公司韶关供电局 | A kind of optical cable multichannel fibre core real-time monitoring device and system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107733523A (en) * | 2017-11-16 | 2018-02-23 | 广东电网有限责任公司韶关供电局 | A kind of optical cable multichannel fibre core real-time monitoring device and system |
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Application publication date: 20160504 |