CN105810357A - Damping optical fiber composite overhead ground wire - Google Patents
Damping optical fiber composite overhead ground wire Download PDFInfo
- Publication number
- CN105810357A CN105810357A CN201610304905.7A CN201610304905A CN105810357A CN 105810357 A CN105810357 A CN 105810357A CN 201610304905 A CN201610304905 A CN 201610304905A CN 105810357 A CN105810357 A CN 105810357A
- Authority
- CN
- China
- Prior art keywords
- optical fiber
- outer contact
- conductor
- layer
- opgw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/22—Cables including at least one electrical conductor together with optical fibres
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
Landscapes
- Communication Cables (AREA)
Abstract
The invention provides a damping optical fiber composite overhead ground wire. Vibration caused by an OPGW in a natural environment is reduced under the premise of not affecting the quality and the performance of the OPGW; the broken strand phenomenon of the OPGW is reduced; and the communication stability is ensured. The damping optical fiber composite overhead phase conductor comprises inner core conductors and at least one layer of outer layer conductor, wherein each inner core conductor comprises an inner layer conductor, an optical fiber protection tube and optical fibers; the optical fibers are located in each optical fiber protection tube; each optical fiber protection tube is combined with one corresponding inner layer conductor to form one inner core conductor; the outer layer conductor on each layer is formed by combining a plurality of segments of metal wires which are the same in radian and of which the sections are arc-shaped; the outer layer conductor on the innermost layer is combined to form a closed first circular ring surface structure; the outer layer conductor on each layer is combined to form an individual closed ring surface structure; and the outer layer conductor on the relative inner layer is arranged in a circular inner cavity formed by the closed ring surface structure formed by the adjacent outer layer conductor on the relative outer layer.
Description
Technical field
The present invention relates to the technical field of overhead transmission line, be specially a kind of vibration damping OPGW.
Background technology
Development along with national economy, intelligent grid is as the general trend of power network development from now on, it is subject to the great attention of various circles of society, OPGW (OPGW) is as the core component of smart electric grid system, long-pending aerial earth wire and communication function are in one, the stability of its operation is directly connected to the properly functioning of intelligent grid, in normal course of operation, the vibration problem of circuit is to affect a major issue in power transmission, existing relate to OPGW, it is substantially round wires regular stranded, self does not have effectiveness in vibration suppression, it is chronically under open field, it is subject to natural conditions (phoenix, rain, ice and snow, thunder and lightning etc.) and the impact of other external conditions, it is susceptible to various accident.Wherein owing to the accident of power transmission line vibration initiation is maximum.Under wind action, the power transmission line moment is in vibrational state, the difference according to frequency and amplitude, and the vibration of power transmission line is broadly divided into 3 kinds: 1, high frequency aeolian vibration a little；2, the secondary span vibration of width in intermediate frequency；3, the waving of the big amplitude of low frequency.These 3 kinds vibrations cause destruction in various degree all can to OPGW and transmission line of electricity.Wherein, the aeolian vibration of OPGW is the most frequent, and vibration duration is longer, usually can cause the disconnected stock of fatigue of strand, even break, cause communicating interrupt, and stablizing of power system is very disadvantageous by this.
Summary of the invention
For the problems referred to above, the invention provides a kind of vibration damping OPGW, it does not affect under the premise of OPGW mass and performance, reduces because of OPGW vibration under natural environment, reduces the disconnected stock phenomenon of OPGW, it is ensured that stablizing of communication.
nullA kind of vibration damping OPGW，Its technical scheme is such that it and includes interior core conductor、Outer contact，Described interior core conductor includes inner conductor、Optical fiber protective tube、Optical fiber，Described optical fiber is positioned at described optical fiber protective tube，Described optical fiber protective tube and the combination of described inner conductor form described interior core conductor，It is characterized in that: described outer contact includes at least one of which，The described outer contact of every layer is formed by the metal wire combination that the some sections of radians that cross section is circular arc are identical，Closing the first anchor ring structure that the described outer contact combination of innermost layer is formed，The described outer contact combination of every layer forms each independent closing annuli arrangement，The outer contact of adjacent opposed outer layer is formed closes the outer contact being provided with relative internal layer in the round cavity that annuli arrangement is formed，The outer contact of adjacent opposed outer layer is formed the internal diameter closing annuli arrangement and is formed the external diameter closing annuli arrangement more than the outer contact of relative internal layer，It is provided with described interior core conductor in the round cavity that described closing the first anchor ring structure is formed，The diameter of the equivalent cylindrical anchor ring of described interior core conductor is less than the internal diameter of described closing the first anchor ring structure.
It is further characterized by described optical fiber protective tube and described inner conductor is the surface structure of same cross-sectional；
The material of described inner conductor is aluminum Baogang single line, and described optical fiber protective tube is stainless steel tube；
Fiber optic protection cream is filled in space between described optical fiber and the inwall of stainless steel tube；
Core conductor in the described optical fiber protective tube of circular cross-section and the stranded formation of inner conductor of circular cross-section；
When the cross section of described inner conductor is the structure of circular arc; the cross section of described optical fiber protective tube is also circular arc type; described interior core conductor also includes central circular conductor; the cross section that some sections of radians are identical is circular arc inner conductor, some sections of cross sections is that the cylindrical anchor ring of core conductor in the optical fiber protective tube combination of circular arc is formed, its central lumen are provided with central circular conductor, and the cylindrical anchor ring/of described interior core conductor or the external diameter of equivalence cylindrical anchor ring are less than the internal diameter of described closing the first anchor ring structure；
The quantity of the optical fiber protective tube of described circular arc is at least one；
The described outer contact of every layer is formed by the aluminum-clad steel wire combination that the some sections of radians that cross section is circular arc are identical；
Preferably, described outer contact is two-layer, respectively the first outer contact, second outer contact, the described outer contact of every layer is formed by the aluminum-clad steel wire combination that the some sections of radians that cross section is circular arc are identical, described first outer contact is formed corresponding closing the first anchor ring structure by the first aluminum-clad steel wire combination that 16 sections of radians are identical, second outer contact is formed closing the second anchor ring structure of correspondence by the second aluminum-clad steel wire combination that 30 two-stage nitration radians are identical, interior core conductor is specially some aluminum clad steel wires, the some stranded formation of circular stainless steel tube；
Interior core conductor is specially some aluminum clad steel wires, the combination of some circular stainless steel tubes forms the structure of 1 center+N root outer shroud, circular stainless steel tube quantity be at least one, described stainless steel tube is positioned at outer ring position.
nullAfter adopting technique scheme，It is the metal wire of circular arc by conventional outer layer metal line is made with certain thickness cross section，The outer contact being provided with relative internal layer in the round cavity that annuli arrangement is formed is closed owing to the outer contact of adjacent opposed outer layer is formed，The outer contact of adjacent opposed outer layer is formed the internal diameter closing annuli arrangement and is formed the external diameter closing annuli arrangement more than the outer contact of relative internal layer，Close in the round cavity that the first anchor ring structure is formed and be provided with interior core conductor，The diameter of the equivalent cylindrical anchor ring of interior core conductor is less than the internal diameter closing the first anchor ring structure，Make interior core conductor and innermost layer outer contact inwall between leave gap，Gap is left between adjacent outer contact，Owing to there is gap，Make interior core conductor、Intrinsic frequency of vibration is there is mutually between outer contact and adjacent outer contact，Make wire during aeolian vibration under stress，Owing to the eigentone between each layer is different and interfere，Can automatically consume the energy of aeolian vibration，Reach the effect of vibration damping，It does not affect under the premise of OPGW mass and performance，Reduce because of OPGW vibration under natural environment，Reduce the disconnected stock phenomenon of OPGW，Guarantee stablizing of communication.
Accompanying drawing explanation
Fig. 1 is the cross-sectional cut-away structural representation of specific embodiments of the invention one；
Fig. 2 is the cross-sectional cut-away structural representation of specific embodiments of the invention two；
In figure, the title corresponding to sequence number is as follows:
Interior core conductor 1, outer contact 2, inner conductor 3, optical fiber protective tube 4, optical fiber 5, close the first anchor ring structure 6, cylindrical anchor ring/or equivalence cylindrical anchor ring 7, aluminum-clad steel wire the 8, first outer contact the 9, second outer contact 10, central circular conductor 11.
Detailed description of the invention
nullA kind of vibration damping OPGW，See Fig. 1、Fig. 2: it includes interior core conductor 1、Outer contact 2，Interior core conductor 1 includes inner conductor 3、Optical fiber protective tube 4、Optical fiber 5，Optical fiber 5 is positioned at optical fiber protective tube 4，Optical fiber protective tube 4 and inner conductor 3 combination form interior core conductor 1，Outer contact 2 includes at least one of which，The outer contact of every layer is formed by the metal wire combination that the some sections of radians that cross section is circular arc are identical，Closing the first anchor ring structure 6 that the outer contact combination of innermost layer is formed，The outer contact combination of every layer forms each independent closing annuli arrangement，The outer contact of adjacent opposed outer layer is formed closes the outer contact being provided with relative internal layer in the round cavity that annuli arrangement is formed，The outer contact of adjacent opposed outer layer is formed the internal diameter closing annuli arrangement and is formed the external diameter closing annuli arrangement more than the outer contact of relative internal layer，Close in the round cavity that the first anchor ring structure is formed and be provided with interior core conductor，The cylindrical anchor ring/of interior core conductor 1 or the diameter of equivalence cylindrical anchor ring 7 are less than the internal diameter closing the first anchor ring structure 6，Metal wire is specially aluminum-clad steel wire 8.
Optical fiber protective tube 4 and inner conductor 3 are the surface structure of same cross-sectional；The material of inner conductor 3 is aluminum Baogang single line, and optical fiber protective tube 4 is stainless steel tube；Fiber optic protection cream is filled in space between optical fiber 5 and the inwall of stainless steel tube.
nullSpecific embodiment one、See Fig. 1: outer contact 2 is two-layer，Respectively the first outer contact 9、Second outer contact 10，The outer contact of opposed outer layer is specially the second outer contact 10，It is d2 that second outer contact 10 is formed the internal diameter closing annuli arrangement,The outer contact of relative internal layer is the first outer contact 9，It is D1 that first outer contact 9 is formed the external diameter closing annuli arrangement、Internal diameter is d1，D1:d2=0.85，D:d1=0.85，The outer contact of every layer is formed by the aluminum-clad steel wire combination that the some sections of radians that cross section is circular arc are identical，First outer contact 9 is formed corresponding closing the first anchor ring structure by the first aluminum-clad steel wire combination that 16 sections of radians are identical，Second outer contact 10 is formed closing the second anchor ring structure of correspondence by the second aluminum-clad steel wire combination that 30 two-stage nitration radians are identical，Interior core conductor 1 is specially the inner conductor 3 that the six roots of sensation is circular、Piece circular stainless steel tube is according to the stranded formation of structure of+6 outer shrouds in 1 center；A piece circular stainless steel tube is positioned at outer ring position, and inner conductor 3 is specially aluminum clad steel wire.
nullSpecific embodiment two、See Fig. 2: outer contact 2 is two-layer，Respectively the first outer contact 9、Second outer contact 10，The outer contact of opposed outer layer is specially the second outer contact 10，It is d2 that second outer contact 10 is formed the internal diameter closing annuli arrangement,The outer contact of relative internal layer is the first outer contact 9，It is D1 that first outer contact 9 is formed the external diameter closing annuli arrangement、Internal diameter is d1，D1:d2=0.9，The outer contact 2 of every layer is formed by aluminum-clad steel wire 8 combination that the some sections of radians that cross section is circular arc are identical，First outer contact 9 is formed closing the first anchor ring structure of correspondence by the first aluminum-clad steel wire combination that ten two-stage nitration radians are identical，Second outer contact is formed corresponding closing the second anchor ring structure by the second aluminum-clad steel wire combination that 24 sections of radians are identical，The cross section of inner conductor 3 is the structure of circular arc、The cross section of optical fiber protective tube 4 is also circular arc type，Interior core conductor 1 also includes central circular conductor 11，Inner conductor 3、The material of central circular conductor 11 is aluminum Baogang，The cross section that some sections of radians are identical is circular arc inner conductor 3、One section of cross section is the cylindrical anchor ring of core conductor 1 in optical fiber protective tube 4 combination of circular arc is formed、Its central lumen is provided with central circular conductor 12，The outer diameter D of the cylindrical anchor ring 7 of interior core conductor 1 is less than the internal diameter d1 closing the first anchor ring structure，D:d1=0.9.
It has the beneficial effect that: the vibration-absorbing mounting hollow wire of this steel core superalloy twisted wire has following several respects advantage:
(1), this wire can automatically consume the energy of aeolian vibration, reach effectiveness in vibration suppression；
(2), the highest applied stress can reach the 60% of breakdown strength, therefore can strengthen line span；
(3), because line span can be strengthened, it is possible to reduce shaft tower radix；
(4), because to reduce shaft tower radix, it is possible to reduce the investment of line construction；
(5), reduce the disconnected stock market affairs of the wire fatigue caused because of aeolian vibration therefore, increase the stability of circuit operation.
Above specific embodiments of the invention are described in detail, but content has been only the preferred embodiment of the invention, it is impossible to be considered the practical range for limiting the invention.All equalizations made according to the invention application range change and improvement etc., all should still belong within the patent covering scope of the present invention.
Claims (10)
- null1. a vibration damping OPGW，It includes interior core conductor、Outer contact，Described interior core conductor includes inner conductor、Optical fiber protective tube、Optical fiber，Described optical fiber is positioned at described optical fiber protective tube，Described optical fiber protective tube and the combination of described inner conductor form described interior core conductor，It is characterized in that: described outer contact includes at least one of which，The described outer contact of every layer is formed by the metal wire combination that the some sections of radians that cross section is circular arc are identical，Closing the first anchor ring structure that the described outer contact combination of innermost layer is formed，The described outer contact combination of every layer forms each independent closing annuli arrangement，The outer contact of adjacent opposed outer layer is formed closes the outer contact being provided with relative internal layer in the round cavity that annuli arrangement is formed，The outer contact of adjacent opposed outer layer is formed the internal diameter closing annuli arrangement and is formed the external diameter closing annuli arrangement more than the outer contact of relative internal layer，It is provided with described interior core conductor in the round cavity that described closing the first anchor ring structure is formed，The diameter of the equivalent cylindrical anchor ring of described interior core conductor is less than the internal diameter of described closing the first anchor ring structure.
- 2. a kind of vibration damping OPGW as claimed in claim 1, it is characterised in that: described optical fiber protective tube and described inner conductor are the surface structure of same cross-sectional.
- 3. a kind of vibration damping OPGW as claimed in claim 1, it is characterised in that: the material of described inner conductor is aluminum Baogang single line, and described optical fiber protective tube is stainless steel tube.
- 4. a kind of vibration damping OPGW as claimed in claim 3, it is characterised in that: fill fiber optic protection cream in the space between described optical fiber and the inwall of stainless steel tube.
- 5. a kind of vibration damping OPGW as claimed in claim 2, it is characterised in that: the described optical fiber protective tube of circular cross-section and core conductor in the stranded formation of inner conductor of circular cross-section.
- 6. a kind of vibration damping OPGW as claimed in claim 2, it is characterized in that: when the cross section of described inner conductor is the structure of circular arc, the cross section of described optical fiber protective tube is also circular arc type, described interior core conductor also includes central circular conductor, the cross section that some sections of radians are identical is circular arc inner conductor, some sections of cross sections are the cylindrical anchor ring of core conductor in the optical fiber protective tube combination of circular arc is formed, its central lumen is provided with central circular conductor, the external diameter of the cylindrical anchor ring/of described interior core conductor or equivalence cylindrical anchor ring is less than the internal diameter of described closing the first anchor ring structure.
- 7. a kind of vibration damping OPGW as claimed in claim 6, it is characterised in that: the quantity of the optical fiber protective tube of described circular arc is at least one.
- 8. a kind of vibration damping OPGW as claimed in claim 1, it is characterised in that: the described outer contact of every layer is formed by the aluminum-clad steel wire combination that the some sections of radians that cross section is circular arc are identical.
- 9. a kind of vibration damping OPGW as claimed in claim 8, it is characterized in that: described outer contact is two-layer, respectively the first outer contact, second outer contact, the described outer contact of every layer is formed by the aluminum-clad steel wire combination that the some sections of radians that cross section is circular arc are identical, described first outer contact is formed corresponding closing the first anchor ring structure by the first aluminum-clad steel wire combination that 16 sections of radians are identical, second outer contact is formed closing the second anchor ring structure of correspondence by the second aluminum-clad steel wire combination that 30 two-stage nitration radians are identical, interior core conductor is specially some aluminum clad steel wires, the some stranded formation of circular stainless steel tube.
- 10. a kind of vibration damping OPGW as claimed in claim 9, it is characterized in that: interior core conductor is specially the structure of some aluminum clad steel wires, some circular stainless steel tube combination 1 center+N root outer shroud of formation, circular stainless steel tube quantity be at least one, described stainless steel tube is positioned at outer ring position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610304905.7A CN105810357A (en) | 2016-05-10 | 2016-05-10 | Damping optical fiber composite overhead ground wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610304905.7A CN105810357A (en) | 2016-05-10 | 2016-05-10 | Damping optical fiber composite overhead ground wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105810357A true CN105810357A (en) | 2016-07-27 |
Family
ID=56456692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610304905.7A Pending CN105810357A (en) | 2016-05-10 | 2016-05-10 | Damping optical fiber composite overhead ground wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105810357A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105810347A (en) * | 2016-05-10 | 2016-07-27 | 江苏藤仓亨通光电有限公司 | Damping optical fiber composite overhead phase conductor |
| CN106158129A (en) * | 2016-08-29 | 2016-11-23 | 中天科技海缆有限公司 | ± 500kV ladder-shaped conductor corrugated aluminium sheath Optical Fiber Composite direct current cables |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004031249A (en) * | 2002-06-28 | 2004-01-29 | Fujikura Ltd | Optical fiber composite overhead ground wire |
| CN2678067Y (en) * | 2003-07-10 | 2005-02-09 | 特变电工股份有限公司 | Self-vibration absorbing insulation aerial cable |
| CN103887001A (en) * | 2014-04-16 | 2014-06-25 | 江苏藤仓亨通光电有限公司 | Composite cable |
| CN105810347A (en) * | 2016-05-10 | 2016-07-27 | 江苏藤仓亨通光电有限公司 | Damping optical fiber composite overhead phase conductor |
-
2016
- 2016-05-10 CN CN201610304905.7A patent/CN105810357A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004031249A (en) * | 2002-06-28 | 2004-01-29 | Fujikura Ltd | Optical fiber composite overhead ground wire |
| CN2678067Y (en) * | 2003-07-10 | 2005-02-09 | 特变电工股份有限公司 | Self-vibration absorbing insulation aerial cable |
| CN103887001A (en) * | 2014-04-16 | 2014-06-25 | 江苏藤仓亨通光电有限公司 | Composite cable |
| CN105810347A (en) * | 2016-05-10 | 2016-07-27 | 江苏藤仓亨通光电有限公司 | Damping optical fiber composite overhead phase conductor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105810347A (en) * | 2016-05-10 | 2016-07-27 | 江苏藤仓亨通光电有限公司 | Damping optical fiber composite overhead phase conductor |
| CN106158129A (en) * | 2016-08-29 | 2016-11-23 | 中天科技海缆有限公司 | ± 500kV ladder-shaped conductor corrugated aluminium sheath Optical Fiber Composite direct current cables |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201401288Y (en) | Wind generating set utilizing lightning protection design scheme | |
| CN204832624U (en) | ADSS optical cable gold utensil cluster for power transmission sequence is maked somebody a mere figurehead to high pressure and connection structure thereof | |
| CN105810357A (en) | Damping optical fiber composite overhead ground wire | |
| CN105810347A (en) | Damping optical fiber composite overhead phase conductor | |
| CN103208768A (en) | Method for suppressing waving of extra-high voltage bundled conductor | |
| CN210349473U (en) | Composite insulator device with built-in piezoresistor unit | |
| CN200986607Y (en) | Mutual locking special-shaped lines optical fiber composite overhead ground wire | |
| CN207353808U (en) | The protection structure that transmission line of electricity after bridge construction prevents line ice coating, waves | |
| CN201549859U (en) | Grounded system of high-tension transmission line | |
| CN205920808U (en) | Compound built on stilts phase line of damping optic fibre | |
| CN205920820U (en) | Damping composite fiber -optic overhead ground wi | |
| CN106098218A (en) | A kind of Wind turbines lightning-protective cable | |
| CN205920786U (en) | Aluminium package steel core super heat resistance aluminium alloy stranded conductor's damping air wire | |
| CN103887750B (en) | It is a kind of to suppress the anti-dancing device of torsional oscillation | |
| CN105761783A (en) | Vibration reduction wire formed by combining aluminum clad steel cores and aluminum-alloy twisted wires | |
| CN205920809U (en) | Steel core medium strength aluminium alloy stranded conductor's damping air wire | |
| CN205920768U (en) | Aluminium package steel core medium strength aluminium alloy stranded conductor's damping air wire | |
| CN102915805B (en) | Resistance to thunderbolt Optical Fiber composite overhead Ground Wire | |
| CN210296017U (en) | Power cable with good cold-resistant shielding property | |
| CN205509435U (en) | Single time alternate damping conductor spacer of transmission line integral type | |
| CN209374139U (en) | A kind of symmetrical power cable of low pressure | |
| CN209625855U (en) | A kind of split conductor based on the compound sub-conductor of small bore optical fiber | |
| CN205920810U (en) | Aluminium package steel core super heat -resisting aluminium alloy stranded conductors's damping air wire | |
| CN205920785U (en) | Steel core super heat -resisting aluminium alloy stranded conductors's damping air wire | |
| CN205645340U (en) | Steel core aluminium alloy stranded conductor's damping air wire |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160727 |