CN104916369B - Photoelectrical composite torsion-resistant medium-voltage wind power cable and method for manufacturing the same - Google Patents
Photoelectrical composite torsion-resistant medium-voltage wind power cable and method for manufacturing the same Download PDFInfo
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- CN104916369B CN104916369B CN201510357977.3A CN201510357977A CN104916369B CN 104916369 B CN104916369 B CN 104916369B CN 201510357977 A CN201510357977 A CN 201510357977A CN 104916369 B CN104916369 B CN 104916369B
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Abstract
The present invention discloses a photoelectrical composite torsion-resistant medium-voltage wind power cable and a method for manufacturing the same. The cable includes a cable core, a cable wrapping layer, an inner sheath layer, an aramid fiber woven layer and an oversheath layer. The cable core is coated with the cable wrapping layer, the inner sheath layer, the aramid fiber woven layer and the oversheath layer in sequence. The cable core is composed of three power transmission wire cores, three ground wire cores and an optical unit which are twisted together. According to the invention, the optical fiber structure is introduced into the cable, so that the cable can be better used for signal transmission and has the characteristics and functions of optical cables via its own system line resources, thereby achieving system operation monitoring and ensuring secure and stable operation of the system. The power transmission wire cores and the ground wire cores both have outer aramid fiber woven reinforcement layers. As the continuous use temperature range of aramid fibers is -196 DEG C to 204 DEG C, and the aramid fibers have high strength which is 5 to 6 times that of steel wires, so that the strength of the cable is enhanced, and the phenomena such as damage and cracking of the wire cores due to torsion are prevented, thereby ensuring that the cable is not cracked or damaged during torsion, and prolonging the service life of the cable.
Description
Technical field
The invention belongs to field of cables, be specifically related to a kind of photoelectricity and be combined in warp resistance pressure wind energy cable and preparation thereof
Method.
Background technology
Along with the development of wind-power market, wind-driven generator pool-size strengthens year by year, and single-machine capacity brings up to megawatt
Level, it can be seen that, the high-power middle pressure wind energy cable used with matched with blower also has very big market.Wind energy electricity
Cable mounting and installation is in tower, and uses bad environments, meagrely-populated, except to the tension of cable, cold-resistant,
The performances such as warp resistance have outside the highest requirement, also have high requirements system monitoring, data transmission, to protect
Card security of system, stable operation.And prior art only there is a problem in that existing middle pressure Wind power cable
It is limited to realize electric energy transmission.
Summary of the invention
Goal of the invention: in order to solve the deficiencies in the prior art, the invention provides a kind of photoelectricity and is combined warp resistance
Middle pressure wind energy cable, it is ensured that cable tolerance to cold is good, tensile strength is high, warp resistance is good, length in service life
Meanwhile, by its own system line resource, and have feature and the function of optical cable concurrently, realize system operational monitoring,
Ensure security of system, stable operation.
Technical scheme: a kind of photoelectricity is combined in warp resistance pressure wind energy cable, including cable core, stranding belting layer,
Inner restrictive coating, aramid fiber braid and external sheath layer, be coated with stranding belting layer, inner sheath successively outside described cable core
Layer, aramid fiber braid and external sheath layer；
Described cable core is by three power transmission line cores and three wire core and fiber unit is stranded forms；Stranding saves
Away from no more than 10 times, use non-woven fabrics to tighten, prevent loose；Described inner sheath, oversheath all use CPE
Material, has the performances such as good fire-retardant, cold-resistant, oil resistant, acid and alkali-resistance, weather-proof, chemical-resistant resistance, and
Pliability is good, easy to process, low cost.
Described power transmission line core is by tin plating stranded conductor layer, semi-conductive cloth tape layer, conductor shield, second third
Rubber insulation, insulation screen, aramid fiber braid form；Described tin plating stranded conductor layer uses the most in the same direction
Synnema strand technique the most again is made；It is coated with semi-conductive cloth tape layer successively outside described tin plating stranded conductor layer, leads
Body screen layer, insulating barrier, insulation screen and aramid fiber braid；
Described wire core is made up of tin plating stranded conductor layer, semi-conductive layer and aramid fiber braid；Described tin plating strand
Closing conductor layer uses synnema strand technique the most again the most in the same direction to make；Wrap successively outside described tin plating stranded conductor layer
It is covered with semi-conductive layer and aramid fiber braid；
Described fiber unit is made up of fibre core, covering, coat and tight sleeve layer；It is coated with successively outside described fibre core
Covering, coat and tight sleeve layer.
As optimization: described tin plating stranded conductor layer use 5 class tinned copper wires first the most in the same direction the most multiple strand of synnemas and
Becoming, synnema pitch controls below 20 times, and strand pitch controls at 10～13 times again, and conductor diameter is little, table
The smooth rounding in face and pliability are fabulous, it is to avoid conductor forms conductive surface gap because first restrainting the most again strand in the same direction
Greatly, poor to insulation resistance, easily puncture and external diameter is relatively big, it is unfavorable for the mounting and installation in less space；Leading
External it is surrounded with semi-conductive cloth tape, to improve cable electrical insulation properties.
As optimization: described conductor shield and insulation screen all use the semiconductive material with EPDM as base material
Material, not only good insulation preformance, material softness is good, and mechanical strength is high.
As optimization: described inner restrictive coating and external sheath layer all use the chlorinated polyethylene of homemade cold-resistant-40 DEG C
Material, low cost, easy to process and fire-retardant, cold-resistant, oil resistant, acid and alkali-resistance, weather-proof, chemical-resistant resistance
Deng excellent performance.
A kind of described photoelectricity is combined in warp resistance the preparation method pressing wind energy cable, comprises the steps:
(1) tinned copper conductor produces: copper conductor continuous casting and rolling → copper bar wire drawing → carefully draw annealing → tin plating → bundle
Silk → multiple strand；
Copper ingot or copper coin are formed 8mm hard copper bar through casting and rolling process, then after fusing stove, holding furnace
This hard copper bar is drawn into, through big drawing machine, the copper wire that string diameter is 1.2mm, the most again through little machine drawing by 1.2mm copper
Silk is drawn into the string diameter of needs, more tin plating through the annealing of strip machine, and tin plating rear monofilament meets GB/T
The TXR type tin-plating round copper wire requirement that 4910-2009 specifies；Again by some tin plating monofilament left-hand synnemas, synnema
Pitch controls below 20 times, and the left-hand again of the strand after synnema twists again, and strand pitch controls at 10～13 times again,
Conductor after stranded should meet GB/T 3956-2008 requirement, stranded after conductor need wrapped semi-conductive cloth tape,
Multiple strand, wrapped carry out simultaneously；
(2) light cellular manufacture flow process: drawing optical fibers → optical fiber coating → optical fiber coloring → connection with fibre coating → optical fiber,
Reinforcement stranding → light unit sheath；
Drawing optical fibers uses preform to heat in high temperature furnace softening, pulls into long filament: prefabricated stick drawn wire
Process to be carried out in the environment of dustless constant temperature, and prefabricated rods is at the uniform velocity delivered to pot arch, pot arch by feed mechanism
Temperature controls at 1900～2100 DEG C, and prefabricated rods tip is heated to viscosity during uniform temperature, by from heavy sensation of the body
Measuring sagging attenuating and form fiber, single footpath has to pass through laser beam measuring line footpath instrument precision monitor, and post-tensioning arrives
Carry-over pinch rolls are on reel；The optical fiber surface drawing filamentation is likely to be formed crackle, makes fiber strength reduce,
So optical fiber must be coated, the material of coating typically uses silicone resin or acrylate materials, warp
The optical fiber surface crossing coating is protected；
As optical fiber needs chromatic zones timesharing, then need optical fiber carries out coloring treatment and dyed layer is carried out UV solidification,
Prevent production process or use in bend, distort when dyed layer come off；
The employing of light unit sheath extrudes mode and makes, and material uses cold-resistant polyolefine material；
(3) insulated wire cores production procedure, three-layer co-extruded: internal shield, insulating barrier, external shielding layer extrusion →
Sulfuration；
Insulation uses advanced three-layer co-extruded equipment extrusion, mould join mould=conductor diameter+(0.1～0.3) mm,
It is that mould formula=finished product external diameter+(-0.2～0.3) joined by a fixed dimension, external mold that middle mold joins mould, and speed of production controls
20～25m/min, steam pressure is 1.2～1.5Mpa, and steam compensates guarantee steam pressure constant automatically；
(4) aramid fiber braiding:
Aramid fiber strand is in doubling winder after-combustion to weaving spindle, then is woven by 32 ingots or 36 ingot braiders,
Angle of weave general control is at 35～50 DEG C, and braid answers uniformly continuous without leakage ingot；
(5) cabling procedure production procedure:
According to this product structure demand, by power transmission line core, wire core, fiber unit according to certain row
Sequence, direction of lay and pitch are twisted into cable core, and by fiber unit in centre, electric power core and wire core are mutual
The structure being spaced surrounding is stranded, and cable core uses non-woven fabrics to tighten；
(6) inner/outer sheath production procedure:
By specialty rubber extruding equipment extrude, core rod join mould formula=core external diameter+(0.3～1.0) mm,
Die sleeve joins mould formula=finished product external diameter+(-0.2～0.3) mm, and speed of production controls 5～8m/min, vapour pressure
Power 1.3～1.5Mpa, steam compensates guarantee steam pressure constant automatically；
(7) lettering:
Lettering is carried out together with oversheath operation, can use ink jet printer for printing, lettering content include " factory's name,
Model, electric pressure, specification, rice mark ", lettering through the cotton that gets wet dab 10 times the most clear and legible；
(8) exfactory inspection:
To construction of cable size, conductor resistance, shelf depreciation, ac voltage withstanding, insulation resistance, optical fiber attenuation
Detect；
(9) packaging warehouse-in.
Beneficial effect: the invention provides a kind of photoelectricity and be combined in warp resistance pressure wind energy cable, introduce in cable
Optical fiber structure, can preferably be used as signal and transmit, and by its own system line resource, have optical cable concurrently
Feature and function, realize system operational monitoring, it is ensured that security of system, stable operation.
This patent forms owing to conductor structure uses 5 class tinned copper wires synnema the most in the same direction to answer strand the most in the same direction, synnema
Pitch controls below 20 times, and strand pitch controls at 10～13 times again, and conductor diameter is little, smooth surface is round
Whole and pliability is fabulous, it is to avoid conductor is the most reversely answered strand because first restrainting in the same direction to form conductive surface gap big, to absolutely
Edge resistance is poor, easily puncture and external diameter is relatively big, is unfavorable for the mounting and installation in less space；Multiple strand is the most wrapped
Semi-conductive cloth tape, it is ensured that cable electrical insulating properties.
Aramid fiber is all used to weave enhancement Layer outside this patent power transmission line core and wire core, the continuous use of aramid fiber
Temperature range is-196 DEG C～204 DEG C, and intensity is the highest, is 5～6 times of steel wire, greatly strengthens electricity
The intensity of cable, it is to avoid cause that core is impaired, cracking phenomena because reversing, thus ensure not ftracture when cable reverses,
Do not damage, to extend cable service life.
Described this patent cable uses photoelectric composite structured, and fiber unit can play data transmission at cable
With the effect of system monitoring, and optical fiber structure is in the centre of cable, reasonably make use of the space of cable,
Do not result in the increase of external diameter and cost, be simultaneously based on the mechanism of cable, optical fiber is played a protective role, anti-
Only optical fiber is mechanically damaged etc..It is excellent that fiber optic communication has at a high speed, stable, reliable, capacity of resisting disturbance is strong etc.
Point, has feature and the function of optical cable concurrently, realizes data transmission, system operational monitoring effect, pass for data
Defeated, have that transmission capacity is big, long transmission distance, transmission quality will not be by electromagnetic interference.Optical fiber is introduced electricity
Among cable, not only realize signal transmission and system detection, also can realize wind generator system to intelligent grid
Being incorporated to, greatly improve electric energy amount of translation, favour state is favorable to the people.
In sum, this patent feature is as follows:
The most special conductor structure design, improves conductive surface quality and flexibility, and bending radius is not more than 6D,
Ensure cable insulation electric property simultaneously.
2. the design of aramid fiber braid, greatly strengthens the intensity of cable, thus ensures when cable reverses not
Cracking, do not damage, to extend cable service life.
3. the introducing of fiber unit, cannot be only used for signal transmission, also can realize cable operational monitoring.
4. designed by the structure of cable and by using specific material, make the cable can be at salt air corrosion, height
Life-time service in the environment of damp and hot, cold, greasy dirt, and resistance to torsion meets wanting of TICW 11-2012 appendix A
Ask.
5. the design of this patent structure and raw-material selection, the most easy to process, and production cost is low, can
With batch production and popularization.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention, and Fig. 2 is fiber unit structural representation；
Fig. 3 is the process chart of the present invention.
Detailed description of the invention
Below in conjunction with specific embodiment, the invention will be further described.
Embodiment
As it is shown in figure 1, a kind of photoelectricity is combined in warp resistance pressure wind energy cable, including cable core 1, stranding belting layer
2, inner restrictive coating 3, aramid fiber braid 4 and external sheath layer 5, the outer cladding stranding band successively of described cable core 1
Layer 2, inner restrictive coating 3, aramid fiber braid 4 and external sheath layer 5.
Described cable core 1 is by three power transmission line cores 11 and three wire core 12 and stranded group of fiber unit 13
Become.
Described power transmission line core 11 is by tin plating stranded conductor layer 111, semi-conductive cloth tape layer 112, conductor screen
Cover layer 113, ethylene propylene rubber insulated layer 114, insulation screen 115, aramid fiber braid 116 form；Described
Tin plating stranded conductor layer 111 uses synnema strand technique the most again the most in the same direction to make；Described tin plating stranded conductor
Outer cladding semi-conductive cloth tape layer 112, conductor shield 113, insulating barrier 114, the insulation shielding successively of layer 111
Layer 115 and aramid fiber braid 116.
Described wire core 12 is by tin plating stranded conductor layer 121, semi-conductive layer 122 and aramid fiber braid 123 groups
Become；Described tin plating stranded conductor layer 121 uses synnema strand technique the most again the most in the same direction to make；Described tin plating
Stranded conductor layer 121 is outer is coated with semi-conductive layer 122 and aramid fiber braid 123 successively.
Described fiber unit 13 is made up of fibre core 131, coat 132, covering 133 and tight sleeve layer 134；
Described fibre core 131 outer cladding successively coat 132, covering 133 and tight sleeve layer 134.
Specifically, described tin plating stranded conductor layer 111,121 uses 5 class tinned copper wires synnema the most in the same direction the most in the same direction
Multiple strand forms, and synnema pitch controls below 20 times, and strand pitch controls at 10～13 times again.Described conductor
Screen layer 113 and insulation screen 115 all use the semiconductive material with EPDM as base material.Described inner sheath
Layer 3 and external sheath layer 5 all use the chlorinated polyethylene material of homemade cold-resistant-40 DEG C.
As it is shown on figure 3, a kind of described photoelectricity is combined in warp resistance the preparation method pressing wind energy cable, including such as
Lower step:
(1) tinned copper conductor produces: copper conductor continuous casting and rolling → copper bar wire drawing → carefully draw annealing → tin plating → bundle
Silk → multiple strand；
Copper ingot or copper coin are formed 8mm hard copper bar through casting and rolling process, then after fusing stove, holding furnace
This hard copper bar is drawn into, through big drawing machine, the copper wire that string diameter is 1.2mm, the most again through little machine drawing by 1.2mm copper
Silk is drawn into the string diameter of needs, more tin plating through the annealing of strip machine, and tin plating rear monofilament meets GB/T
The TXR type tin-plating round copper wire requirement that 4910-2009 specifies；Again by some tin plating monofilament left-hand synnemas, synnema
Pitch controls below 20 times, and the left-hand again of the strand after synnema twists again, and strand pitch controls at 10～13 times again,
Conductor after stranded should meet GB/T 3956-2008 requirement, stranded after conductor need wrapped semi-conductive cloth tape,
Multiple strand, wrapped carry out simultaneously；
(2) light cellular manufacture flow process: drawing optical fibers → optical fiber coating → optical fiber coloring → connection with fibre coating → optical fiber,
Reinforcement stranding → light unit sheath；
Drawing optical fibers uses preform to heat in high temperature furnace softening, pulls into long filament: prefabricated stick drawn wire
Process to be carried out in the environment of dustless constant temperature, and prefabricated rods is at the uniform velocity delivered to pot arch, pot arch by feed mechanism
Temperature controls at 1900～2100 DEG C, and prefabricated rods tip is heated to viscosity during uniform temperature, by from heavy sensation of the body
Measuring sagging attenuating and form fiber, single footpath has to pass through laser beam measuring line footpath instrument precision monitor, and post-tensioning arrives
Carry-over pinch rolls are on reel；The optical fiber surface drawing filamentation is likely to be formed crackle, makes fiber strength reduce,
So optical fiber must be coated, the material of coating typically uses silicone resin or acrylate materials, warp
The optical fiber surface crossing coating is protected；
As optical fiber needs chromatic zones timesharing, then need optical fiber carries out coloring treatment and dyed layer is carried out UV solidification,
Prevent production process or use in bend, distort when dyed layer come off；
The employing of light unit sheath extrudes mode and makes, and material uses cold-resistant polyolefine material；
(3) insulated wire cores production procedure, three-layer co-extruded: internal shield, insulating barrier, external shielding layer extrusion →
Sulfuration；
Insulation uses advanced three-layer co-extruded equipment extrusion, mould join mould=conductor diameter+(0.1～0.3) mm,
It is that mould formula=finished product external diameter+(-0.2～0.3) joined by a fixed dimension, external mold that middle mold joins mould, and speed of production controls
20～25m/min, steam pressure is 1.2～1.5Mpa, and steam compensates guarantee steam pressure constant automatically；
(4) aramid fiber braiding:
Aramid fiber strand is in doubling winder after-combustion to weaving spindle, then is woven by 32 ingots or 36 ingot braiders,
Angle of weave general control is at 35～50 DEG C, and braid answers uniformly continuous without leakage ingot；
(5) cabling procedure production procedure:
According to this product structure demand, by power transmission line core, wire core, fiber unit according to certain row
Sequence, direction of lay and pitch are twisted into cable core, and by fiber unit in centre, electric power core and wire core are mutual
The structure being spaced surrounding is stranded, and cable core uses non-woven fabrics to tighten；
(6) inner/outer sheath production procedure:
By specialty rubber extruding equipment extrude, core rod join mould formula=core external diameter+(0.3～1.0) mm,
Die sleeve joins mould formula=finished product external diameter+(-0.2～0.3) mm, and speed of production controls 5～8m/min, vapour pressure
Power 1.3～1.5Mpa, steam compensates guarantee steam pressure constant automatically；
(7) lettering:
Lettering is carried out together with oversheath operation, can use ink jet printer for printing, lettering content include " factory's name,
Model, electric pressure, specification, rice mark ", lettering through the cotton that gets wet dab 10 times the most clear and legible；
(8) exfactory inspection:
To construction of cable size, conductor resistance, shelf depreciation, ac voltage withstanding, insulation resistance, optical fiber attenuation
Detect；
(9) packaging warehouse-in.
The present invention is not limited to above-mentioned preferred forms, and anyone can draw it under the enlightenment of the present invention
His various forms of products, no matter but in its shape or structure, make any change, every have and the application
Technical scheme as same or like, within all falling within protection scope of the present invention.
Claims (4)
1. a photoelectricity is combined in warp resistance pressure wind energy cable, it is characterised in that: include cable core, stranding
Belting layer, inner restrictive coating, aramid fiber braid and external sheath layer, be overmolding to outside described cable core successively
Cable belting layer, inner restrictive coating, aramid fiber braid and external sheath layer；
Described cable core is by three power transmission line cores and three wire core and fiber unit is stranded forms；
Described power transmission line core by tin plating stranded conductor layer, semi-conductive cloth tape layer, conductor shield,
Ethylene propylene rubber insulated layer, insulation screen, aramid fiber braid form；Described tin plating stranded conductor
Layer uses synnema strand technique the most again the most in the same direction to make；
Be coated with successively outside described tin plating stranded conductor layer semi-conductive cloth tape layer, conductor shield, insulating barrier,
Insulation screen and aramid fiber braid；
Described wire core is made up of tin plating stranded conductor layer, semi-conductive layer and aramid fiber braid；Described plating
Stannum stranded conductor layer uses synnema strand technique the most again the most in the same direction to make；Described tin plating stranded lead
Semi-conductive layer and aramid fiber braid it is coated with successively outside body layer；
Described fiber unit is made up of fibre core, covering, coat and tight sleeve layer；Outside described fibre core successively
Cladding covering, coat and tight sleeve layer；
Described photoelectricity is combined in warp resistance the preparation method pressing wind energy cable, comprises the steps:
(1) tinned copper conductor produces: copper conductor continuous casting and rolling → copper bar wire drawing → carefully draw annealing → tin plating
→ synnema → multiple strand；
Copper ingot or copper coin are formed 8mm hard copper through casting and rolling process after fusing stove, holding furnace
Bar, is then drawn into, through big drawing machine, the copper wire that string diameter is 1.2mm by this hard copper bar, then
Through little machine drawing, 1.2mm copper wire is drawn into the string diameter of needs again, more tin plating through the annealing of strip machine
, tin plating rear monofilament meets the TXR type tin-plating round copper wire that GB/T4910-2009 specifies to be wanted
Ask；Again by some tin plating monofilament left-hand synnemas, synnema pitch controls below 20 times, bundle
Strand after Si left-hand again twists again, again strand pitch control at 10～13 times, stranded after conductor
Should meet GB/T 3956-2008 requirement, stranded after conductor need wrapped semi-conductive cloth tape, multiple
Strand, wrapped carry out simultaneously；
(2) light cellular manufacture flow process: drawing optical fibers → optical fiber coating → optical fiber coloring → connection with fibre coating →
Optical fiber, reinforcement stranding → light unit sheath；
Drawing optical fibers uses preform to heat in high temperature furnace softening, pulls into long filament: prefabricated rods is drawn
The process of silk to be carried out in the environment of dustless constant temperature, and prefabricated rods is at the uniform velocity delivered to by feed mechanism add
Temperature stove, pot arch temperature controls at 1900～2100 DEG C, and prefabricated rods tip is heated to a constant temperature
Viscosity when spending, forms fiber by sagging the attenuating of own wt, and single footpath has to pass through sharp
Light velocity measurement line footpath instrument precision monitor, post-tensioning to carry-over pinch rolls on reel；Draw the light of filamentation
Fine surface is likely to be formed crackle, makes fiber strength reduce, so optical fiber must be coated,
The material of coating uses silicone resin or acrylate materials, and the optical fiber surface through coating obtains
To protection；
Optical fiber coloring: optical fiber needs color to distinguish, carries out coloring treatment and carries out dyed layer optical fiber
UV solidify, prevent production process or use in bend, distort when dyed layer come off；
The employing of light unit sheath extrudes mode and makes, and material uses cold-resistant polyolefine material；
(3) insulated wire cores production procedure, three-layer co-extruded: internal shield, insulating barrier, external shielding layer squeeze
Go out → vulcanize；
Insulation uses advanced three-layer co-extruded equipment extrusion, mould join mould=conductor diameter+(0.1～
0.3) mm, middle mold join mould be a fixed dimension, external mold join mould formula=finished product external diameter+(-0.2～
0.3), speed of production controls 20～25m/min, and steam pressure is 1.2～1.5Mpa, steams
Vapour compensates guarantee steam pressure constant automatically；
(4) aramid fiber braiding:
Aramid fiber strand is in doubling winder after-combustion to weaving spindle, then is entered by 32 ingots or 36 ingot braiders
Row braiding, angle of weave controls at 35～50 DEG C, and braid answers uniformly continuous without leakage ingot；
(5) cabling procedure production procedure:
According to this product structure demand, by power transmission line core, wire core, fiber unit according to necessarily
Sequence, direction of lay and pitch be twisted into cable core, by fiber unit in centre, electric power core
The structure of arrangement surrounding spaced with wire core is stranded, and cable core uses non-woven fabrics to tighten；
(6) inner/outer sheath production procedure:
By specialty rubber extruding equipment extrude, core rod join mould formula=core external diameter+(0.3～
1.0) mm, die sleeve join mould formula=finished product external diameter+(-0.2～0.3) mm, and speed of production controls
5～8m/min, steam pressure 1.3～1.5Mpa, it is permanent that steam compensates guarantee steam pressure automatically
Fixed；
(7) lettering:
Lettering is carried out together with oversheath operation, use ink jet printer for printing, lettering content include " factory's name,
Model, electric pressure, specification, rice mark ", lettering through the cotton that gets wet dab 10 times the most clear
Can distinguish；
(8) exfactory inspection:
To construction of cable size, conductor resistance, shelf depreciation, ac voltage withstanding, insulation resistance, optical fiber
Decay detects；
(9) packaging warehouse-in.
Photoelectricity the most according to claim 1 is combined in warp resistance pressure wind energy cable, and its feature exists
In: described tin plating stranded conductor layer uses 5 class tinned copper wires synnema the most in the same direction to twist the most again
Forming, synnema pitch controls below 20 times, and strand pitch controls at 10～13 times again.
Photoelectricity the most according to claim 1 is combined in warp resistance pressure wind energy cable, and its feature exists
In: described conductor shield and insulation screen all use the semiconductive material with EPDM as base material
Material.
Photoelectricity the most according to claim 1 is combined in warp resistance pressure wind energy cable, and its feature exists
In: described inner restrictive coating and external sheath layer all use the chlorinated polyethylene of homemade cold-resistant-40 DEG C
Material.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510357977.3A CN104916369B (en) | 2015-06-25 | 2015-06-25 | Photoelectrical composite torsion-resistant medium-voltage wind power cable and method for manufacturing the same |
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|---|---|---|---|
| CN201510357977.3A CN104916369B (en) | 2015-06-25 | 2015-06-25 | Photoelectrical composite torsion-resistant medium-voltage wind power cable and method for manufacturing the same |
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| CN104916369B true CN104916369B (en) | 2017-01-11 |
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| CN203931642U (en) * | 2014-03-27 | 2014-11-05 | 江苏荣宜电缆有限公司 | A kind of double layer screen optical fiber composite computing electric cable |
| CN104200921A (en) * | 2014-09-10 | 2014-12-10 | 安徽华能电缆集团有限公司 | Photoelectric composite reinforced flexible cable for 8.7/15kV heavy mobile equipment |
| CN204668009U (en) * | 2015-06-25 | 2015-09-23 | 中天科技装备电缆有限公司 | Wind energy cable is pressed in a kind of photoelectricity compound warp resistance |
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| CN201449809U (en) * | 2009-07-15 | 2010-05-05 | 江苏中煤电缆股份有限公司 | Reinforced high flexibility comprehensive reel cable |
| CN102437544A (en) * | 2010-12-17 | 2012-05-02 | 上海市电力公司 | Prefabricated connector of high-voltage direct-current cross-linked polyethylene cable |
| CN102751013A (en) * | 2012-06-20 | 2012-10-24 | 江苏远洋东泽电缆股份有限公司 | Medium and high-voltage cable for moving petrochemical device and manufacturing method thereof |
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| CN203300310U (en) * | 2013-05-17 | 2013-11-20 | 宁波日月电线电缆制造有限公司 | Optical-fiber composite low-voltage cable |
| CN203644442U (en) * | 2013-12-05 | 2014-06-11 | 河北泰斗线缆集团有限公司 | Cable resistant to high temperature and UV |
| CN203931642U (en) * | 2014-03-27 | 2014-11-05 | 江苏荣宜电缆有限公司 | A kind of double layer screen optical fiber composite computing electric cable |
| CN104200921A (en) * | 2014-09-10 | 2014-12-10 | 安徽华能电缆集团有限公司 | Photoelectric composite reinforced flexible cable for 8.7/15kV heavy mobile equipment |
| CN204668009U (en) * | 2015-06-25 | 2015-09-23 | 中天科技装备电缆有限公司 | Wind energy cable is pressed in a kind of photoelectricity compound warp resistance |
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