CN107894324A - A kind of OPGW running statuses appraisal procedure and system based on health index - Google Patents
A kind of OPGW running statuses appraisal procedure and system based on health index Download PDFInfo
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- CN107894324A CN107894324A CN201711378433.0A CN201711378433A CN107894324A CN 107894324 A CN107894324 A CN 107894324A CN 201711378433 A CN201711378433 A CN 201711378433A CN 107894324 A CN107894324 A CN 107894324A
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- G—PHYSICS
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- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
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Abstract
The invention discloses a kind of OPGW running statuses appraisal procedure based on health index and system, methods described to include:The environmental coefficient for assessing OPGW optical cable health status is determined according to OPGW optical cable local environments;Coefficient of regime and defect coefficient for assessing OPGW optical cable health status is determined according to the tour to OPGW optical cables and test record;The aging coefficient of OPGW optical cables is calculated according to OPGW optical cable service lives and environmental coefficient;The health index of OPGW optical cables is calculated by aging coefficient and other coefficient correlations and its running status is assessed according to health index;Methods described and system consider that OPGW puts into operation and make an inspection tour and overhaul so far and the optical cable of exposure state in itself and defect and residing environment computing, and COMPREHENSIVE CALCULATING draws OPGW health index, and OPGW running status is assessed by health index.
Description
Technical field
The present invention relates to optical cable evaluation areas, is commented more particularly, to a kind of OPGW running statuses based on health index
Estimate method and system.
Background technology
OPGW (OPGW) with its advanced manufacturing technology, higher use reliability and obtain power train
Extensive use in system.OPGW and transmission line of electricity wiring on the same tower, the top in overhead transmission line, it can take shelter from the thunder and carry short
Road electric current, while also take on the transmission of power information.With the continuous development and raising of OPGW lightguide cable links, the communication to OPGW
The requirement more and more higher of transmission quality, security reliability and service life.In controllable factor and the dual work of uncontrollable factor
Under, the research work demand of reliability and service life for OPGW is urgent.Particularly Subscriber Unit, which is needed badly, understands OPGW
The definite situation of running status, with timely decision-making, it is ensured that the safety of communication.
According to the failure mode and agine mechaism of OPGW optical cables, the factor information wide variety of OPGW cable lifetimes is influenceed,
These information can never reflect the quality of OPGW optical cable running situations in ipsilateral and different levels, but if considering this comprehensively
A little information, state estimation will be more complicated using single model, it is difficult to realize;If reducing information content, assessment can be made again
Accuracy, reliability are affected.
The content of the invention
In order to which the OPGW optical cables operation for solving to presently, there are in background technology is assessed, accuracy reliability is low, is difficult to
Problem, the invention provides a kind of OPGW running statuses appraisal procedure and system based on health index;Methods described and system
Consider that OPGW puts into operation and make an inspection tour and overhaul optical cable state in itself and defect and the residing environment computing of exposure, comprehensive meter so far
The health index for drawing OPGW is calculated, and OPGW running status is assessed by health index;It is described a kind of based on health
The OPGW running status appraisal procedures of index include:
The environmental coefficient for assessing OPGW optical cable health status is determined according to OPGW optical cable local environments;
Coefficient of regime for assessing OPGW optical cable health status is determined according to the tour to OPGW optical cables and test record
And defect coefficient;
The aging coefficient of OPGW optical cables is calculated according to OPGW optical cable service lives and environmental coefficient;
Calculate the health index of OPGW optical cables and its running status is assessed according to health index;
Further, the environmental coefficient includes filthy coefficient;When OPGW optical cable local environments salt density be less than etc.
In 0.03mg/cm2When, filthy coefficient is 0.95;When the salt density of OPGW optical cable local environments is more than 0.03mg/cm2And it is less than
Equal to 0.06mg/cm2When, filthy coefficient is 1.00;When the salt density of OPGW optical cable local environments is more than 0.06mg/cm2It is and small
In equal to 0.10mg/cm2When, filthy coefficient is 1.05;When the salt density of OPGW optical cable local environments is more than 0.10mg/cm2And
Less than or equal to 0.25mg/cm2When, filthy coefficient is 1.10;When the salt density of OPGW optical cable local environments is more than 0.03mg/cm2
And it is less than or equal to 0.06mg/cm2When, filthy coefficient is 1.15;
Further, the environmental coefficient includes meteorological coefficient and thunderbolt coefficient;The meteorological coefficient is thick according to icing
Degree and wind speed are determined;The thunderbolt coefficient determines according to thunderstorm day number in nearest 1 year;When thunderstorm day in nearest 1 year
During less than or equal to 10 days, thunderbolt coefficient is 0.95;When in nearest 1 year thunderstorm day be more than 10 days and less than or equal to 20 days when, thunderbolt
Coefficient is 1.00;When in nearest 1 year thunderstorm day be more than 20 days and less than or equal to 30 days when, thunderbolt coefficient be 1.05;When nearest one
When thunderstorm day is more than 30 days and is less than or equal to 40 days in year, thunderbolt coefficient is 1.10;When in nearest 1 year thunderstorm day be more than 40
It when, thunderbolt coefficient be 1.20;
Further, the coefficient of regime is maked an inspection tour by OPGW optical cables and record of examination determines, does not such as carry out maintenance and light
Fibre decay meets design or standard requirement, coefficient of regime 1.00;Safeguarded that coefficient of regime is as once opened connector box
1.05;If OPGW optical cables are for continuation use state after stranded repairing or the increase of optical fiber attenuation degree and not less than predetermined threshold, shape
State coefficient is 1.10;As optical fiber attenuation degree increases and exceedes predetermined threshold, coefficient of regime 1.20;When the OPGW optical cables accord with
Multinomial coefficient of regime is closed, takes coefficient of regime of the maximum as the OPGW optical cables;
Further, the defect coefficient is maked an inspection tour by OPGW and determined with the number of defect in record of examination, the defect bag
Include connector box maintenance, the stranded reparation of optical cable and optical fiber attenuation;When zero defect, the defect coefficient is 1.00;When defect time
When number is 1 time, the defect coefficient is 1.05;When defect number is more than 1 time and is less than or equal to 5 times, the defect coefficient is
1.10;When defect number is more than 5 times and is less than or equal to 20 times, the defect coefficient is 1.20;
Further, the calculation formula of the aging coefficient B is:
Wherein, k is environmental correction coefficient;N is service life;HI0For initial health index;HIeTo terminate health index;
The environmental correction coefficient k takes the maximum in the multiple environmental coefficient;
Further, the calculation formula of the health index is:
Wherein, HI0For initial health index;B is aging coefficient;T0For the initial time, T is current year;fmodFor amendment
Coefficient;The T0And T is integer;The initial time is the putting equipment in service time;The value of the correction factor is according to all
The value of coefficient is confirmed;If all coefficients are all higher than 1, fmodTake the maximum of all coefficients;It is less than if existing in each coefficient
1 coefficient, then fmodTake the minimum value of all coefficients;
Further, when all coefficients are all higher than 1, fmodValue for all coefficients maximum with addition to this value
The summation of other coefficients and 1 difference;
A kind of OPGW running status assessment systems based on health index include:
Man-machine interaction unit, the man-machine interaction unit are used to receive user's input parameter, and the parameter is joined including environment
Number, defect parameters, service life, initial health index and termination health index;The output end of the man-machine interaction unit with
The input of coefficient conversion unit and the input of computing unit are connected;
Coefficient conversion unit, the coefficient conversion unit are used to each parameter of man-machine interaction unit input being converted into accordingly
OPGW optical cable running statuses reference coefficient;The input of the coefficient conversion unit is connected with the output end of computing unit;
Computing unit, the computing unit are used for the health index for calculating aging coefficient and OPGW optical cables;
Further, the ambient parameter includes the salt density of OPGW optical cable local environments, coefficient conversion unit according to
The size of the salt density correspondingly exports the filthy coefficient of corresponding coefficient value;The ambient parameter includes the thunder in nearest 1 year
Sudden and violent weather number, coefficient conversion unit correspondingly export the thunderbolt coefficient of corresponding coefficient value according to the Thunderstorm Weather number;It is described
Defect parameters are the number that defect occurs for the OPGW optical cables;Coefficient conversion unit is corresponding according to the corresponding output of the defect number
The defects of coefficient value coefficient;The defect includes connector box maintenance, the stranded reparation of optical cable and optical fiber attenuation.
Beneficial effects of the present invention are:Technical scheme, give a kind of OPGW operations based on health index
State evaluating method and system;Methods described and system consider that OPGW puts into operation and make an inspection tour and overhaul the shape of the optical cable of exposure in itself so far
State and defect and residing environment computing, COMPREHENSIVE CALCULATING draw OPGW health index, and by health index to OPGW's
Running status is assessed;Methods described and system consider comprehensively, can accurately assess OPGW running status, assessed
Reliability is high.
Brief description of the drawings
By reference to the following drawings, the illustrative embodiments of the present invention can be more fully understood by:
Fig. 1 is a kind of flow of OPGW running status appraisal procedures based on health index of the specific embodiment of the invention
Figure;
Fig. 2 is a kind of structure of OPGW running status assessment systems based on health index of the specific embodiment of the invention
Figure.
Embodiment
The illustrative embodiments of the present invention are introduced with reference now to accompanying drawing, however, the present invention can use many different shapes
Formula is implemented, and is not limited to embodiment described herein, there is provided these embodiments are to disclose at large and fully
The present invention, and fully pass on the scope of the present invention to person of ordinary skill in the field.Show for what is be illustrated in the accompanying drawings
Term in example property embodiment is not limitation of the invention.In the accompanying drawings, identical cells/elements are attached using identical
Icon is remembered.
Unless otherwise indicated, term (including scientific and technical terminology) used herein has to person of ordinary skill in the field
It is common to understand implication.Further it will be understood that the term limited with usually used dictionary, be appreciated that and its
The linguistic context of association area has consistent implication, and is not construed as Utopian or overly formal meaning.
Fig. 1 is a kind of flow of OPGW running status appraisal procedures based on health index of the specific embodiment of the invention
Figure;Methods described considers that OPGW puts into operation and makes an inspection tour and overhaul optical cable the state in itself and defect and residing environment of exposure so far
Computing, COMPREHENSIVE CALCULATING draws OPGW health index, and OPGW running status is assessed by health index;Described one
OPGW running status appraisal procedure of the kind based on health index includes:
Step 101, the environmental coefficient for assessing OPGW optical cable health status is determined according to OPGW optical cable local environments;
Further, the environmental coefficient includes filthy coefficient;When OPGW optical cable local environments salt density be less than etc.
In 0.03mg/cm2When, filthy coefficient is 0.95;When the salt density of OPGW optical cable local environments is more than 0.03mg/cm2And it is less than
Equal to 0.06mg/cm2When, filthy coefficient is 1.00;When the salt density of OPGW optical cable local environments is more than 0.06mg/cm2It is and small
In equal to 0.10mg/cm2When, filthy coefficient is 1.05;When the salt density of OPGW optical cable local environments is more than 0.10mg/cm2And
Less than or equal to 0.25mg/cm2When, filthy coefficient is 1.10;When the salt density of OPGW optical cable local environments is more than 0.03mg/cm2
And it is less than or equal to 0.06mg/cm2When, filthy coefficient is 1.15;
Further, the environmental coefficient includes meteorological coefficient and thunderbolt coefficient;The meteorological coefficient is thick according to icing
Degree and wind speed are determined;The thunderbolt coefficient determines according to thunderstorm day number in nearest 1 year;When thunderstorm day in nearest 1 year
During less than or equal to 10 days, thunderbolt coefficient is 0.95;When in nearest 1 year thunderstorm day be more than 10 days and less than or equal to 20 days when, thunderbolt
Coefficient is 1.00;When in nearest 1 year thunderstorm day be more than 20 days and less than or equal to 30 days when, thunderbolt coefficient be 1.05;When nearest one
When thunderstorm day is more than 30 days and is less than or equal to 40 days in year, thunderbolt coefficient is 1.10;When in nearest 1 year thunderstorm day be more than 40
It when, thunderbolt coefficient be 1.20;
Step 102, determined according to the tour to OPGW optical cables and test record for assessing OPGW optical cable health status
Coefficient of regime and defect coefficient;
Further, the coefficient of regime overhauls and maked an inspection tour record by OPGW optical cables and determines, does not such as carry out maintenance and light
Fibre decay meets design or standard requirement, coefficient of regime 1.00;Safeguarded that coefficient of regime is as once opened connector box
1.05;If OPGW optical cables are for continuation use state after stranded repairing or the increase of optical fiber attenuation degree and not less than predetermined threshold, shape
State coefficient is 1.10;As optical fiber attenuation degree increases and exceedes predetermined threshold, coefficient of regime 1.20;When the OPGW optical cables accord with
Multinomial coefficient of regime is closed, takes coefficient of regime of the maximum as the OPGW optical cables;
Further, the defect coefficient is maked an inspection tour by OPGW and determined with the number of defect in record of examination, the defect bag
Include connector box maintenance, the stranded reparation of optical cable and optical fiber attenuation;When zero defect, the defect coefficient is 1.00;When defect time
When number is 1 time, the defect coefficient is 1.05;When defect number is more than 1 time and is less than or equal to 5 times, the defect coefficient is
1.10;When defect number is more than 5 times and is less than or equal to 20 times, the defect coefficient is 1.20;
Step 103, the aging coefficient of OPGW optical cables is calculated according to OPGW optical cable service lives and environmental coefficient;
Further, the calculation formula of the aging coefficient B is:
Wherein, k is environmental correction coefficient;N is service life;HI0For initial health index;HIeTo terminate health index;
The environmental correction coefficient k takes the maximum in the multiple environmental coefficient;
Step 104, calculate the health index of OPGW optical cables and its running status is assessed according to health index;
Further, the calculation formula of the health index is:
Wherein, HI0For initial health index;B is aging coefficient;T0For the initial time, T is current year;fmodFor amendment
Coefficient;The T0And T is integer;The initial time is the putting equipment in service time;The value of the correction factor is according to all
The value of coefficient is confirmed;If all coefficients are all higher than 1, fmodTake the maximum of all coefficients;It is less than if existing in each coefficient
1 coefficient, then fmodTake the minimum value of all coefficients;
Further, when all coefficients are all higher than 1, fmodValue for all coefficients maximum with addition to this value
The summation of other coefficients and 1 difference;
By taking the present embodiment as an example, confirmed by the tour to OPGW optical cables and test record, confirm that the OPGW optical cables are thrown
It is transported to modern 22 years, running status is good, once occurred 1 time and stranded is repaired, due to requirement of engineering 2 times by lightning damage, 1 time
Open connector box to be safeguarded, exceeded phenomenon occurs for 3 optical fiber;By confirming to the OPGW optical cable local environments, confirm
The salt density of the environment is in 0.5mg/cm2, the thunderstorm day number of nearly 1 year is 20;
Therefore from the foregoing, it will be observed that the coefficient of regime of the OPGW optical cables is 1.2, defect coefficient is 1.1, filthy coefficient is 1.0, thunderbolt
Coefficient is 1.0, and the meteorological coefficient for giving tacit consent to the environment is 1.0;
Put into operation requirement according to OPGW, it is desirable to when health index reaches 7, that is, suggest stopping using the OPGW optical cables;Therefore eventually
Only health index HIeIt is chosen for 7;It is 0.5 to choose initial health index;Therefore aging coefficient B calculation formula is:
Because each coefficient is all higher than being equal to 1, then correction factor fmod=1.2+ (1.1-1.0) (1.0-1.0)+(1.0-1.0)+
(1.0-1.0)=1.3
Therefore calculate health index and be:
It follows that the current health index of OPGW optical cables is 7.31, illustrate that running status is poor, fault rate increasing
Greatly, it is proposed that regular maintenance dynamics should be increased while including plan of major repair, or part OPGW optical cables are replaced, it is ensured that should
The safe operation of lightguide cable link.
Fig. 2 is a kind of OPGW running status assessment systems based on health index of the specific embodiment of the invention, described
System includes:
Man-machine interaction unit 201, the man-machine interaction unit 201 are used to receive user's input parameter, and the parameter includes
Ambient parameter, defect parameters, service life, initial health index and termination health index;The man-machine interaction unit 201
Output end is connected with the input of coefficient conversion unit 202 and the input of computing unit;
Coefficient conversion unit 202, the coefficient conversion unit 202 are used to convert each parameter of man-machine interaction unit input
For the reference coefficient of corresponding OPGW optical cables running status;The input of the coefficient conversion unit and the output end of computing unit
It is connected;
Computing unit 203, the computing unit 203 are used for the health index for calculating aging coefficient and OPGW optical cables;
Further, the ambient parameter includes the salt density of OPGW optical cable local environments, coefficient conversion unit according to
The size of the salt density correspondingly exports the filthy coefficient of corresponding coefficient value;The ambient parameter includes the thunder in nearest 1 year
Sudden and violent weather number, coefficient conversion unit correspondingly export the thunderbolt coefficient of corresponding coefficient value according to the Thunderstorm Weather number;It is described
Defect parameters are the number that defect occurs for the OPGW optical cables;Coefficient conversion unit is corresponding according to the corresponding output of the defect number
The defects of coefficient value coefficient;The defect includes connector box maintenance, the stranded reparation of optical cable and optical fiber attenuation.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these changes and modification.
Claims (10)
1. a kind of OPGW running status appraisal procedures based on health index, methods described include:
The environmental coefficient for assessing OPGW optical cable health status is determined according to OPGW optical cable local environments;
According to the tour to OPGW optical cables and test record determine coefficient of regime for assessing OPGW optical cable health status and
Defect coefficient;
The aging coefficient of OPGW optical cables is calculated according to OPGW optical cable service lives and environmental coefficient;
Calculate the health index of OPGW optical cables and its running status is assessed according to health index.
2. according to the method for claim 1, it is characterised in that:The environmental coefficient includes filthy coefficient;When OPGW optical cables
The salt density of local environment is less than or equal to 0.03mg/cm2When, filthy coefficient is 0.95;It is attached when OPGW optical cable local environments
Salt density is more than 0.03mg/cm2And it is less than or equal to 0.06mg/cm2When, filthy coefficient is 1.00;When OPGW optical cable local environments
Salt density is more than 0.06mg/cm2And it is less than or equal to 0.10mg/cm2When, filthy coefficient is 1.05;When OPGW optical cable local environments
Salt density be more than 0.10mg/cm2And it is less than or equal to 0.25mgcm2When, filthy coefficient is 1.10;When ring residing for OPGW optical cables
The salt density in border is more than 0.03mg/cm2And it is less than or equal to 0.06mg/cm2When, filthy coefficient is 1.15.
3. according to the method for claim 1, it is characterised in that:The environmental coefficient includes meteorological coefficient and thunderbolt system
Number;The meteorological coefficient is determined according to ice covering thickness and wind speed;The thunderbolt coefficient is according to thunderstorm day in nearest 1 year time
Number determines;When thunderstorm day is less than or equal to 10 days in nearest 1 year, thunderbolt coefficient is 0.95;When thunderstorm day is more than in nearest 1 year
10 days and less than or equal to 20 days when, thunderbolt coefficient be 1.00;When thunderstorm day was more than 20 days and less than or equal to 30 days in nearest 1 year
When, thunderbolt coefficient is 1.05;When in nearest 1 year thunderstorm day be more than 30 days and less than or equal to 40 days when, thunderbolt coefficient be 1.10;
When thunderstorm day is more than 40 days in nearest 1 year, thunderbolt coefficient is 1.20.
4. according to the method for claim 1, it is characterised in that:The coefficient of regime is maked an inspection tour by OPGW optical cables and record of examination
It is determined that meet design or standard requirement, coefficient of regime 1.00 as do not carried out maintenance and optical fiber attenuation;As once opened connector box
Safeguarded, coefficient of regime 1.05;If OPGW optical cables are continuation use state after stranded repairing or the increase of optical fiber attenuation degree
And not less than predetermined threshold, coefficient of regime 1.10;Such as optical fiber attenuation degree increase and exceed predetermined threshold, coefficient of regime is
1.20;When the OPGW optical cables meet multinomial coefficient of regime, coefficient of regime of the maximum as the OPGW optical cables is taken.
5. according to the method for claim 1, it is characterised in that:The defect coefficient is maked an inspection tour by OPGW and lacked with record of examination
Sunken number determines that the defect includes connector box maintenance, the stranded reparation of optical cable and optical fiber attenuation;It is described when zero defect
Defect coefficient is 1.00;When defect number is 1 time, the defect coefficient is 1.05;When defect number be more than 1 time and less than etc.
When 5 times, the defect coefficient is 1.10;When defect number is more than 5 times and is less than or equal to 20 times, the defect coefficient is
1.20。
6. according to the method for claim 1, it is characterised in that:The calculation formula of the aging coefficient B is:
<mrow>
<mi>B</mi>
<mo>=</mo>
<mfrac>
<mrow>
<mi>ln</mi>
<mi> </mi>
<msub>
<mi>HI</mi>
<mi>e</mi>
</msub>
<mo>/</mo>
<mi>ln</mi>
<mi> </mi>
<msub>
<mi>HI</mi>
<mn>0</mn>
</msub>
</mrow>
<mi>n</mi>
</mfrac>
<mo>&times;</mo>
<mi>k</mi>
</mrow>
Wherein, k is environmental correction coefficient;N is service life;HI0For initial health index;HIeTo terminate health index;It is described
Environmental correction coefficient k takes the maximum in the multiple environmental coefficient.
7. according to the method for claim 1, it is characterised in that:The calculation formula of the health index is:
<mrow>
<msub>
<mi>HI</mi>
<mi>t</mi>
</msub>
<mo>=</mo>
<msub>
<mi>HI</mi>
<mn>0</mn>
</msub>
<mo>&times;</mo>
<msup>
<mi>e</mi>
<mrow>
<mi>B</mi>
<mrow>
<mo>(</mo>
<mi>T</mi>
<mo>-</mo>
<msub>
<mi>T</mi>
<mn>0</mn>
</msub>
<mo>)</mo>
</mrow>
</mrow>
</msup>
<mo>&times;</mo>
<msub>
<mi>f</mi>
<mi>mod</mi>
</msub>
</mrow>
Wherein, HI0For initial health index;B is aging coefficient;T0For the initial time, T is current year;fmodFor correction factor;
The T0And T is integer;The initial time is the putting equipment in service time;The value of the correction factor is according to all coefficients
Value is confirmed;If all coefficients are all higher than being equal to 1, fmodTake the maximum of all coefficients;If exist in each coefficient and be less than 1
Coefficient, then fmodTake the minimum value of all coefficients.
8. according to the method for claim 7, it is characterised in that:When all coefficients are all higher than 1, fmodValue be institute
There are the maximum of coefficient and the summation of other coefficients and 1 difference in addition to this value.
9. a kind of OPGW running status assessment systems based on health index, the system include:
Man-machine interaction unit, the man-machine interaction unit are used to receive user's input parameter, and the parameter includes ambient parameter, lacked
Fall into parameter, service life, initial health index and terminate health index;The output end of the man-machine interaction unit turns with coefficient
The input of the input and computing unit of changing unit is connected;
Coefficient conversion unit, the coefficient conversion unit are used to each parameter of man-machine interaction unit input being converted into accordingly
The reference coefficient of OPGW optical cable running statuses;The input of the coefficient conversion unit is connected with the output end of computing unit;
Computing unit, the computing unit are used for the health index for calculating aging coefficient and OPGW optical cables.
10. system according to claim 9, it is characterised in that:The ambient parameter includes OPGW optical cable local environments
Salt density, coefficient conversion unit correspondingly export the filthy coefficient of corresponding coefficient value according to the size of the salt density;It is described
Ambient parameter includes the Thunderstorm Weather number in nearest 1 year, and coefficient conversion unit exports according to the Thunderstorm Weather number is corresponding
The thunderbolt coefficient of corresponding coefficient value;The defect parameters are the number that defect occurs for the OPGW optical cables;Coefficient conversion unit root
The defects of correspondingly exporting corresponding coefficient value according to defect number coefficient;The defect includes connector box maintenance, optical cable is stranded repaiies
Multiple and optical fiber attenuation.
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CN113049226A (en) * | 2021-03-15 | 2021-06-29 | 中国电力科学研究院有限公司 | OPGW optical cable health degree evaluation method and system based on environmental parameters |
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