CN204439209U - Luminous power real-time monitoring device - Google Patents
Luminous power real-time monitoring device Download PDFInfo
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- CN204439209U CN204439209U CN201520165490.0U CN201520165490U CN204439209U CN 204439209 U CN204439209 U CN 204439209U CN 201520165490 U CN201520165490 U CN 201520165490U CN 204439209 U CN204439209 U CN 204439209U
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- luminous power
- monitoring device
- time monitoring
- wavelength
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 39
- 239000000835 fiber Substances 0.000 claims abstract description 16
- 238000011084 recovery Methods 0.000 claims abstract description 12
- 230000003287 optical effect Effects 0.000 abstract description 19
- 230000007547 defect Effects 0.000 abstract description 8
- 230000008030 elimination Effects 0.000 abstract description 8
- 238000003379 elimination reaction Methods 0.000 abstract description 8
- 239000013307 optical fiber Substances 0.000 description 40
- 238000000034 method Methods 0.000 description 5
- 230000015556 catabolic process Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000005622 photoelectricity Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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- Optical Communication System (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Abstract
The utility model proposes a kind of luminous power real-time monitoring device, described device comprises two receiving ports, described receiving end interface is all connected with wavelength chooses module, described wavelength chooses module is also connected with fiber coupler, described fiber coupler is connected with gain recovery module, photoelectric commutator respectively, and described gain recovery module is connected to two transmit ports respectively; Described photoelectric commutator is connected to low-pass filter, described low-pass filter is also connected with wavelength calibration module, described wavelength calibration module is also connected with A/D modular converter, and described A/D modular converter is also connected with CPU, and described CPU is also connected with display module; Above-mentioned each module is powered by power module.Luminous power real-time monitoring device involved by the utility model can according to the optical power value of display module display, localizing faults region fast, difference according to fault zone carries out defect elimination by centralized technician, greatly reduces unnecessary personnel and sets out, shorten the defect elimination time.
Description
Technical field
The utility model relates to power domain, particularly relates to the luminous power real-time monitoring device that a kind of sending and receiving luminous power to equipment for protecting optical fibre longitudinal difference carries out Real-Time Monitoring.
Background technology
In electric system, the circuit of 220kV and above all utilizes equipment for protecting optical fibre longitudinal difference protection, to realize complete fibre function.Equipment for protecting optical fibre longitudinal difference is exchanged by optical-fibre channel and is loaded with the light signal of circuit both sides quantity of information, so as in district, external area error judges, thus realizes complete fibre function.
Can equipment for protecting optical fibre longitudinal difference correct action message, directly depends on that can equipment for protecting optical fibre longitudinal difference normally receive and dispatch light.When equipment for protecting optical fibre longitudinal difference can not receive light signal or the optical signal power that receives is too low, equipment for protecting optical fibre longitudinal difference just can send alarm signal, carries out latch-up protection, forms the relay fail under malfunction.Existing equipment for protecting optical fibre longitudinal difference due to cannot the transmitting-receiving luminous power of real-time monitoring device itself, therefore failure judgement cannot be positioned at protective device itself or exterior light loop on earth fast, cause defect elimination efficiency lower in these cases.
Utility model content
In order to overcome the deficiencies in the prior art, the utility model proposes a kind of luminous power real-time monitoring device, so that can according to the optical power value of display module display, localizing faults region fast, reaches the object of quick defect elimination.
To achieve these goals, the utility model proposes a kind of luminous power real-time monitoring device, described device comprises two receiving ports, described receiving end interface is all connected with wavelength chooses module, described wavelength chooses module is also connected with fiber coupler, described fiber coupler is connected with gain recovery module, photoelectric commutator respectively, and described gain recovery module is connected to two transmit ports respectively; Described photoelectric commutator is connected to low-pass filter, described low-pass filter is also connected with wavelength calibration module, described wavelength calibration module is also connected with A/D modular converter, and described A/D modular converter is also connected with CPU, and described CPU is also connected with display module; Above-mentioned each module is powered by power module.
Preferably, described receiving port and transmit port are bump joint.
The beneficial effect of the program of the present utility model is that said apparatus can according to the optical power value of display module display, localizing faults region fast, difference according to fault zone carries out defect elimination by centralized technician, greatly reduces unnecessary personnel and sets out, shorten the defect elimination time.
Accompanying drawing explanation
Fig. 1 shows the principle schematic of the luminous power real-time monitoring device involved by the utility model.
Fig. 2 shows the joint connection in site schematic diagram of the luminous power real-time monitoring device involved by the utility model.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is further described.
As shown in Figure 1, luminous power real-time monitoring device involved by the utility model comprises receiving port RX, the wavelength chooses module 1 be connected with described receiving end interface RX, described wavelength chooses module is also connected with fiber coupler 2, described fiber coupler 2 is connected with gain recovery module 3, photoelectric commutator 4 respectively, and described gain recovery module 3 is connected to transmit port TX; Described photoelectric commutator 4 is connected to low-pass filter 5, described low-pass filter 5 is also connected with wavelength calibration module 6, described wavelength calibration module 6 is also connected with A/D modular converter 7, and described A/D modular converter 7 is also connected with CPU8, and described CPU8 is also connected with display module 9; Above-mentioned each module is powered by power module 10.Luminous power real-time monitoring device involved by the utility model comprises two receiving port RX and two transmit port TX, and described receiving port RX and transmit port TX is bump joint.
In concrete application process, the joint connection in site relation of described luminous power real-time monitoring device as shown in Figure 2, is described for Liang Ge transformer station in the present embodiment.Be provided with the first equipment for protecting optical fibre longitudinal difference C and the first luminous power real-time monitoring device E in first transformer station A, described first equipment for protecting optical fibre longitudinal difference C comprises a pair light transmitting-receiving port, i.e. the first receiving port RX1 and the first transmit port TX1.Described first receiving port RX1 is connected with the second transmit port TX2 of described first luminous power real-time monitoring device E, and described first transmit port TX1 is connected with the second receiving port RX2 of described first luminous power real-time monitoring device E; 3rd transmit port TX3 and the 3rd receiving port RX3 of described first luminous power real-time monitoring device E are connected to optical cable G through tail optical fiber H respectively.Annexation in second transformer station B is identical with the annexation in described first transformer station A; namely the second equipment for protecting optical fibre longitudinal difference D and the second luminous power real-time monitoring device F is provided with in the second transformer station B; described second equipment for protecting optical fibre longitudinal difference D comprises a pair light transmitting-receiving port, i.e. the 6th receiving port RX6 and the 6th transmit port TX6.Described 6th receiving port RX6 is connected with the 5th transmit port TX5 of described second luminous power real-time monitoring device F, and described 6th transmit port TX6 is connected with the 5th receiving port RX5 of described second luminous power real-time monitoring device F; 4th transmit port TX4 and the 4th receiving port RX4 of described second luminous power real-time monitoring device F are connected to optical cable G through tail optical fiber H respectively.So far Liang Ge transformer station achieves the communication by described optical cable G.
The first equipment for protecting optical fibre longitudinal difference C involved by the utility model also comprises first passage warning light C1; described second equipment for protecting optical fibre longitudinal difference D also comprises second channel warning light D1, and above-mentioned channel alarm signal lamp is all for auxiliary judgment fault zone.
Equipment for protecting optical fibre longitudinal difference involved by the utility model can send the light of two kinds of wavelength, and wavelength is respectively 850nm and 1310nm, is described in the present embodiment for the light sending 1310nm.When the wavelength setting transmission light is 1310nm; transmitting optical power corresponding to described equipment for protecting optical fibre longitudinal difference is-14dBm; its receiving sensitivity is-40dBm, and nargin coefficient is 8dBm, and described nargin coefficient is the power of the light signal received and the difference of described receiving sensitivity.Suppose that the distance between described first transformer station A and described second transformer station B is 10 kilometers in the present embodiment, light loss is 0.35dBm/ kilometer.
The principle of work of described luminous power real-time monitoring device is as follows: the wavelength sending light according to described first equipment for protecting optical fibre longitudinal difference C, arranges wavelength chooses module 1 in described first luminous power real-time monitoring device E, its gear is adjusted to 1310nm shelves, when described second receiving port RX2 receives the light signal from described first equipment for protecting optical fibre longitudinal difference C first transmit port TX1, described light signal is sent to fiber coupler 2 through wavelength chooses module 1, above-mentioned light signal is divided into two bundles by described fiber coupler 2, wherein light beam signal carries out forming electric signal after photoelectricity turns through described photoelectric commutator 4, described electric signal is successively through low-pass filter 5, wavelength calibration module 6 carries out filtering and wavelength calibration, electric signal afterwards converts digital signal to through A/D modular converter 7, described digital signal shows after CPU8 process on display module 9, described display module 9 finally display be the transmitting optical power of described first equipment for protecting optical fibre longitudinal difference C, be-14dBm, another bundle light signal exported by described fiber coupler 2 is sent to gain recovery module 3, and above-mentioned light signal is reverted to original luminous power by described gain recovery module 3, and namely-14dBm is sent to the 3rd transmit port TX3.
Because described 3rd transmit port TX3 is connected to optical cable G through tail optical fiber H, described optical cable G is connected to again the 4th receiving port RX4 of described second luminous power real-time monitoring device F through tail optical fiber H, therefore the light signal sent out from described 3rd transmit port TX3 can be sent to described 4th receiving port RX4, the loss that above-mentioned light signal is transferred by flange head in Liang Ge transformer station is approximately 2 dBm, because the distance between described first transformer station A and described second transformer station B is 10 kilometers, light loss is 0.35dBm/ kilometer, so the light loss on described optical cable G is 3.5 dBm.Therefore the luminous power of the light signal of described second luminous power real-time monitoring device F the 4th receiving port RX4 is ultimately delivered to for-19.5 dBm.
The course of work of described second luminous power real-time monitoring device F is identical with the course of work of described first luminous power real-time monitoring device E.Send the wavelength of light according to described first equipment for protecting optical fibre longitudinal difference C, wavelength chooses module 1 in described second luminous power real-time monitoring device F is set, its gear is adjusted to 1310nm shelves, when described 4th receiving port RX4 receives light signal, described light signal is sent to fiber coupler 2 through wavelength chooses module 1, above-mentioned light signal is divided into two bundles by described fiber coupler 2, wherein light beam signal carries out forming electric signal after photoelectricity turns through described photoelectric commutator 4, described electric signal is successively through low-pass filter 5, wavelength calibration module 6 carries out filtering and wavelength calibration, electric signal afterwards converts digital signal to through A/D modular converter 7, described digital signal shows after CPU8 process on display module 9, what described display module 9 finally showed is the luminous power that described 4th receiving port RX4 receives, be-19.5dBm, another bundle light signal exported by described fiber coupler 2 is sent to gain recovery module 3, and above-mentioned light signal is reverted to original luminous power by described gain recovery module 3, and namely-19.5dBm is sent to the 5th transmit port TX5.Described light signal is sent to the 6th receiving port RX6 of described second equipment for protecting optical fibre longitudinal difference D again from described 5th transmit port TX5.So far the overall process sending light signal from described first transformer station A to the second transformer station B is completed.
Concrete breakdown judge standard is:
(1) luminous power sending light signal when described first luminous power real-time monitoring device E display is-14dBm, the luminous power that described second luminous power real-time monitoring device F shows receiving optical signals is-19.5dBm, the second channel warning light D1 of described second equipment for protecting optical fibre longitudinal difference D does not light simultaneously, represents described first equipment for protecting optical fibre longitudinal difference C, described second equipment for protecting optical fibre longitudinal difference D, described optical cable G and the equal non-fault of tail optical fiber H;
(2) luminous power sending light signal when described first luminous power real-time monitoring device E display is-14dBm, the luminous power that described second luminous power real-time monitoring device F shows receiving optical signals is-19.5dBm, the second channel warning light D1 of described second equipment for protecting optical fibre longitudinal difference D lights simultaneously, represent described first equipment for protecting optical fibre longitudinal difference C, described optical cable G and the equal non-fault of tail optical fiber H, described second equipment for protecting optical fibre longitudinal difference D has fault;
(3) luminous power sending light signal when described first luminous power real-time monitoring device E display is-14dBm, the luminous power that described second luminous power real-time monitoring device F shows receiving optical signals is less than-32dBm, the second channel warning light D1 of described second equipment for protecting optical fibre longitudinal difference D lights simultaneously, represent described first equipment for protecting optical fibre longitudinal difference C and described second equipment for protecting optical fibre longitudinal difference D non-fault, described optical cable G or tail optical fiber H has fault;
(4) when described first luminous power real-time monitoring device E does not show the luminous power sending light signal; described second luminous power real-time monitoring device F must without display; the second channel warning light D1 of described second equipment for protecting optical fibre longitudinal difference D lights simultaneously, represents that described first equipment for protecting optical fibre longitudinal difference C has fault.
When described second transformer station B to described first transformer station A send light signal time, principle of work and breakdown judge standard identical with said process, do not repeat at this.
Luminous power real-time monitoring device involved by the utility model can according to the optical power value of display module display, localizing faults region fast, difference according to fault zone carries out defect elimination by centralized technician, greatly reduces unnecessary personnel and sets out, shorten the defect elimination time.
Claims (2)
1. a luminous power real-time monitoring device, it is characterized in that: described device comprises two receiving ports, described receiving end interface is all connected with wavelength chooses module, described wavelength chooses module is also connected with fiber coupler, described fiber coupler is connected with gain recovery module, photoelectric commutator respectively, and described gain recovery module is connected to two transmit ports respectively; Described photoelectric commutator is connected to low-pass filter, described low-pass filter is also connected with wavelength calibration module, described wavelength calibration module is also connected with A/D modular converter, and described A/D modular converter is also connected with CPU, and described CPU is also connected with display module; Above-mentioned each module is powered by power module.
2. luminous power real-time monitoring device according to claim 1, is characterized in that: described receiving port and transmit port are bump joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520165490.0U CN204439209U (en) | 2015-03-24 | 2015-03-24 | Luminous power real-time monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520165490.0U CN204439209U (en) | 2015-03-24 | 2015-03-24 | Luminous power real-time monitoring device |
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| Publication Number | Publication Date |
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| CN204439209U true CN204439209U (en) | 2015-07-01 |
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| CN201520165490.0U Expired - Fee Related CN204439209U (en) | 2015-03-24 | 2015-03-24 | Luminous power real-time monitoring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104677493A (en) * | 2015-03-24 | 2015-06-03 | 国家电网公司 | Luminous power real-time monitoring device |
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2015
- 2015-03-24 CN CN201520165490.0U patent/CN204439209U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104677493A (en) * | 2015-03-24 | 2015-06-03 | 国家电网公司 | Luminous power real-time monitoring device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 Termination date: 20180324 |