CN106128626A - ± 500kV SZ shape molded line conductor corrugated aluminium sheath Optical Fiber Composite direct current cables - Google Patents
± 500kV SZ shape molded line conductor corrugated aluminium sheath Optical Fiber Composite direct current cables Download PDFInfo
- Publication number
- CN106128626A CN106128626A CN201610745676.2A CN201610745676A CN106128626A CN 106128626 A CN106128626 A CN 106128626A CN 201610745676 A CN201610745676 A CN 201610745676A CN 106128626 A CN106128626 A CN 106128626A
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- conductor
- layer
- molded line
- shape
- shape molded
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- 239000004020 conductor Substances 0.000 title claims abstract description 59
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 25
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 239000013307 optical fiber Substances 0.000 title claims abstract description 15
- 239000004411 aluminium Substances 0.000 title claims abstract description 12
- 239000002131 composite material Substances 0.000 title claims abstract description 12
- 238000009413 insulation Methods 0.000 claims abstract description 28
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910052802 copper Inorganic materials 0.000 claims abstract description 20
- 239000010949 copper Substances 0.000 claims abstract description 20
- 239000000835 fiber Substances 0.000 claims abstract description 20
- 230000004888 barrier function Effects 0.000 claims abstract description 11
- 230000000694 effects Effects 0.000 claims abstract description 8
- 238000004891 communication Methods 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 2
- 238000009529 body temperature measurement Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 claims 1
- 239000010410 layer Substances 0.000 description 30
- 230000005540 biological transmission Effects 0.000 description 17
- 239000000463 material Substances 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000010276 construction Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 7
- 238000001125 extrusion Methods 0.000 description 5
- 229910001220 stainless steel Inorganic materials 0.000 description 5
- 239000010935 stainless steel Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 229920001187 thermosetting polymer Polymers 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- -1 polyethylene Polymers 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004049 embossing Methods 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000011218 segmentation Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 230000036314 physical performance Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/02—Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
-
- 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
- H01B5/00—Non-insulated conductors or conductive bodies characterised by their form
- H01B5/02—Single bars, rods, wires, or strips
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/005—Power cables including optical transmission elements
Landscapes
- Communication Cables (AREA)
- Insulated Conductors (AREA)
Abstract
The invention discloses one ± 500kV SZ shape molded line conductor corrugated aluminium sheath Optical Fiber Composite direct current cables, including heavy in section SZ shape molded line conductor, conductor shield, insulating barrier, insulation screen, fiber unit, metallic strength member, semiconductive water-blocking buffer layer, corrugated aluminum sheath, insulation outer jacket and semi-conductive layer；Described heavy in section SZ shape molded line conductor is formed by center core and outer layer SZ shape copper monofilament layer-stranding, according to different conductor cross section demand, outer layer SZ shape copper monofilament uses a circular copper single line or uses many circular single lines to press stranded circular core the most stranded outer 16 layers of SZ shape copper monofilament not etc..The present invention uses heavy in section SZ shape molded line conductor, and conductor structure is stable, tight, and activity coefficient is not less than 93%, compares round compacted comductor or milliken conductor has less conductor diameter under identical current capacity, cable overall cost is greatly saved and puts into.
Description
Technical field
The present invention relates to a kind of cable, be ± heavy in section SZ shape molded line the conductor of 500kV particularly to a kind of electric pressure
Corrugated aluminium sheath form Optical Fiber Composite direct current cables, the invention belongs to technical field of cable.
Background technology
Circuit cost is low, line loss is little, system stability because of it for Technology of HVDC based Voltage Source Converter, active power and reactive power
Control flexibly, reliable, facilitate the advantage such as built by separate periods and compatilizing mechanism to receive significant attention, join in isolated island power transmission, city
The fields such as the capacity-increasing transformation of electrical network, AC system interconnect, large-scale wind power field is grid-connected, and be widely used.
Flexible direct current cable is one of critical equipment of Technology of HVDC based Voltage Source Converter, and it is defeated that flexible DC power transmission avoids exchange
The kelvin effect of electric process and kindred effect, and flexible DC power transmission distance is longer, the continuous production of long length insulated wire cores
Advantageously reducing cables manufacturing cost, the most in most cases flexible direct current cable large size conductor does not the most use segmentation to lead
Bodily form formula.For cross section at 2000mm2Following flexible direct current sea cable conductor, presses circular stranded conductor and can meet its structure
Design and production requirement continuously, and effectively realize the longitudinal water-blocking of conductor, the most existing multinomial engineer applied.But when leading
Body section is more than 2000mm2, the most monofilament radical abilities that be can be done by by current conductor strand equipment are limited, and realize further
Increasing section can only rely on increase filament diameter, has easily caused monofilament gap compared with big and press the drawback that coefficient is less than normal, for rear
Continuous insulating exruded production brings bigger difficulty, and bigger conductor diameter causes the rising of cable holistic cost, therefore needs
The heavy in section water-blocking conductor of new structure to be developed adapts to higher transmission capacity and higher voltage grade flexible DC power transmission needs.
The main range of application of alternating current-direct current high voltage power cable concentrates on field of power transmission, by the construction of cable, manufacturing process and
The impact of capacity of equipment, is different from high-voltage undersea cable, the alternating current-direct current high voltage power cable of application in land ultra-high-tension power transmission line
The rarest Optical Fiber Composite product puts into application at present, is all to use optical cable and the side of electrical cables separate in traditional land transmission line of electricity
Formula completes communications or cable is implemented monitoring, therefore brings product cost, engineering difficulty and monitoring effect
Etc. the drawback of aspect.
Summary of the invention
Goal of the invention: the invention aims to solve deficiency of the prior art, it is provided that a kind of activity coefficient is higher,
Structure is more excellent, be conducive to long length quantity-produced form of conductors, and achieves fiber optic communication and the function and service of electric power transmission；
Provide a kind of with better function, production cost lower and reliable and practical ± 500kV flexible direct current cable product scheme, meet
The construction of country's DC transmission engineering needs, and is favorably improved the international competitiveness of China's power industry.
Technical scheme: one of the present invention ± 500kV SZ shape molded line conductor corrugated aluminium sheath Optical Fiber Composite unidirectional current
Cable, including heavy in section SZ shape molded line conductor, conductor shield, insulating barrier, insulation screen, fiber unit, metallic strength member, half
Conduction water-blocking buffer layer, corrugated aluminum sheath, insulation outer jacket and semi-conductive layer；
Described heavy in section SZ shape molded line conductor is externally provided with conductor shield, is externally provided with insulating barrier at conductor shield, at insulating barrier
It is externally provided with insulation screen, is externally provided with semiconductive water-blocking buffer layer at insulation screen, twist with layer in semiconductive water-blocking buffer layer
Conjunction has fiber unit, is externally provided with corrugated aluminum sheath in semiconductive water-blocking buffer layer, is externally provided with insulation outer jacket at corrugated aluminum sheath,
It is externally provided with semi-conductive layer at insulation outer jacket；
Described heavy in section SZ shape molded line conductor is formed by center core and outer layer SZ shape copper monofilament layer-stranding, leads according to difference
Body section demand, outer layer SZ shape copper monofilament uses a circular copper single line or uses many circular single lines to press stranded
The SZ shape copper monofilament that the outer stranded 1-6 layer of circular core does not waits, S-shaped copper single line stranded layer and Z-shaped copper single line stranded interlayer time stranded
Every placement.
Further, described conductor shield is made up of semiconductive strapping tape and extrusion conductor shielding two parts, extrusion
Conductor shielding part and described insulation screen all use the unidirectional current with ultra-smooth performance, high conduction performance and thermosetting property
The special semiconductive material of cable is made, and described insulating barrier uses direct current cables special ultra-clean thermoset crosslink polyethylene Insulation Material system
Become.
Further, described semiconductive water-blocking buffer layer uses the semi-conductive buffer that thickness the is 2.0mm resistance of at least four layers
Water band is wrapped to be made.
Further, described fiber unit uses the fiber unit of stainless steel structure, needs internal setting not according to transmission
With core number and different types of optical fiber.
Further, described metallic strength member uses the satisfactory metal of the mechanical strength such as stainless steel silk, copper wire to make.
Further, described corrugated aluminum sheath uses aluminum for electric engineering band to be added by longitudinal tubing, argon arc welding welding and embossing
Work forms.
Further, described semi-conductive layer selects semiconductive jacket material and insulation outer jacket disposable by double-deck extruder
Co-extrusion completes to produce, or uses coated with graphite outside insulation outer jacket.
Beneficial effect: volume of the present invention has the beneficial effect that:
(1) ± 500kV SZ shape molded line conductor corrugated aluminium sheath Optical Fiber Composite direct current cables uses heavy in section SZ shape molded line conductor, leads
Body Stability Analysis of Structures, closely, activity coefficient is not less than 93%, compares round compacted comductor or segmentation is led under identical current capacity
Body has less conductor diameter, cable overall cost is greatly saved and puts into, this is external insert material water-proof material after also may be used
To obtain more excellent longitudinal water-blocking performance.
(2) ± 500kV SZ shape molded line conductor corrugated aluminium sheath Optical Fiber Composite direct current cables is that optoelectronic integration transmission provides
More efficient and scheme, the communication of implanted or the design of thermometric optical fiber cellular construction the most easily makes the guarantor of communications
Protecting with the temperature monitoring in cable running more effectively, save cable lays the construction cost with engineering simultaneously.
(3) ± 500kV SZ shape molded line conductor corrugated aluminium sheath Optical Fiber Composite direct current cables meets the great Rong of nowadays power grid construction
Amount transmission needs, and has filled up China's like product blank in this electric pressure, has significantly improved the technology of China's electrical circuitry equipment
Level and international competitiveness.
Accompanying drawing explanation
Fig. 1 is the construction of cable schematic diagram of the present invention.
Detailed description of the invention
One as shown in Figure 1 ± 500kV SZ shape molded line conductor corrugated aluminium sheath Optical Fiber Composite direct current cables, cuts including big
Face SZ shape molded line conductor 1, conductor shield 2, insulating barrier 3, insulation screen 4, fiber unit 5, metallic strength member 6, semiconductive
Water-blocking buffer layer 7, corrugated aluminum sheath 8, insulation outer jacket 9 and semi-conductive layer 10；
Described heavy in section SZ shape molded line conductor 1 is externally provided with conductor shield 2, is externally provided with insulating barrier 3 at conductor shield 2, absolutely
Edge layer 3 is externally provided with insulation screen 4, is externally provided with semiconductive water-blocking buffer layer 7 at insulation screen 4, blocks water buffering at semiconductive
Layer 7 is provided with fiber unit 5, and every fiber unit both sides are each provided with a metallic strength member 6, block water at semiconductive slow
Rush layer 7 and be externally provided with corrugated aluminum sheath 8, be externally provided with insulation outer jacket 9 at corrugated aluminum sheath 8, be externally provided with at insulation outer jacket 9 and partly lead
Electric layer 10.
Described heavy in section SZ shape molded line conductor 1 is formed by center core and outer layer SZ shape copper monofilament layer-stranding, according to
Different conductor cross section demand, can be set to press stranded round wire at a circular copper single line or many circular single lines
The SZ shape copper monofilament that the outer stranded 1-6 layer of core does not waits, time stranded, S-shaped copper single line stranded layer and Z-shaped copper single line stranded layer are spaced apart,
If cable has longitudinal water-blocking requirement to conductor, material water-proof material when monofilament is stranded, can be added in gap, material water-proof material according to
Different conductor processing technique and block-water performance require to select the different materials such as waterstop, water-proofing powder or greasy for preventing water.
Described conductor shield 2 is made up of semiconductive strapping tape and extrusion conductor shielding two parts.Extrusion conductor shielding
Part and described insulation screen 4 all use the direct current cables with ultra-smooth performance, high conduction performance and thermosetting property special
Semiconductive material is made, and described insulating barrier 3 uses direct current cables special ultra-clean thermoset crosslink polyethylene Insulation Material to make.
Described fiber unit 5 uses the fiber unit of stainless steel structure, according to transmission need internal arrange different core number and
Different types of optical fiber, selects the stainless steel tube of outer layer different size according to fiber number, and rustless steel light unit presses close to insulation screen
Covering layer to place, rustless steel fiber unit radical can adjust according to the actual requirements.
Described metallic strength member 6 uses the satisfactory metal material of the mechanical strength such as stainless steel silk, copper wire, at every light
Fine unit both sides respectively arrange a metallic strength member, and external diameter is to be advisable more than fiber unit 0.5mm；
Described semiconductive water-blocking buffer layer 7 is wrapped by least four layers or semi-conductive buffer water-blocking band that more thickness is 2.0mm
Make.
Described corrugated aluminium sheath 8 uses aluminum for electric engineering band by process processing such as longitudinal tubing, argon arc welding welding and embossing
Becoming, have good radial water-resisting and air-tightness after processing, al zone thickness can be adjusted according to cable conductor specification, with full
The requirement of foot cable transient short circuit current and mechanical and physical performance is as the criterion.
Described insulation outer jacket 9 preferentially uses polyethylene to become to produce by extruding molding mode, uses ring according to cable difference
The requirement in border, it is also possible to select that there is the material modified of the characteristic such as fire-retardant, weather-proof.
Described semi-conductive layer 10 can select semiconductive jacket material with insulation outer jacket by double-deck extruder disposably altogether
Squeeze production, it is possible to use coated with graphite is outside insulation outer jacket.
± 500kV flexible direct current cable has electric pressure height, transmission capacity is big, system design is complicated, use environment evil
Bad changeable, product manufacturing equipment and technological requirement are high, are the technological difficulties generally acknowledged of world's line cable industry and technology commanding elevation.This
The technical scheme of invention have employed one, and activity coefficient is higher, structure is more excellent, be conducive to long length quantity-produced form of conductors,
And achieve fiber optic communication and the function and service of electric power transmission.Provide a kind of with better function, production cost is lower and reliable
Practical ± 500kV flexible direct current cable product scheme, meet the construction needs of country's DC transmission engineering, be favorably improved me
The international competitiveness of state's power industry.
The above, be only presently preferred embodiments of the present invention, and the present invention not makees any pro forma restriction, though
So the present invention is disclosed above with preferred embodiment, but is not limited to the present invention, any technology people being familiar with this specialty
Member, in the range of without departing from technical solution of the present invention, when the technology contents of available the disclosure above makes a little change or modification
For the Equivalent embodiments of equivalent variations, as long as being the content without departing from technical solution of the present invention, the technical spirit of the foundation present invention
Any simple modification, equivalent variations and the modification being made above example, all still falls within the range of technical solution of the present invention.
Claims (2)
1. one kind ± 500kV SZ shape molded line conductor corrugated aluminium sheath Optical Fiber Composite direct current cables, it is characterised in that: include heavy in section
SZ shape molded line conductor (1), conductor shield (2), insulating barrier (3), insulation screen (4), fiber unit (5), metallic strength member
(6), semiconductive water-blocking buffer layer (7), corrugated aluminum sheath (8), insulation outer jacket (9) and semi-conductive layer (10)；
Described heavy in section SZ shape molded line conductor (1) is externally provided with conductor shield (2), is externally provided with insulating barrier at conductor shield (2)
(3), it is externally provided with insulation screen (4) at insulating barrier (3), is externally provided with semiconductive water-blocking buffer layer (7) at insulation screen (4),
Fiber unit (5) and metallic strength member (6) it is provided with, in semiconductive water-blocking buffer layer (7) outward in semiconductive water-blocking buffer layer (7)
It is provided with corrugated aluminum sheath (8), is externally provided with insulation outer jacket (9) at corrugated aluminum sheath (8), be externally provided with half in insulation outer jacket (9)
Conductive layer (10)；
Described heavy in section SZ shape molded line conductor (1) is formed, according to not by center core and outer layer SZ shape copper monofilament layer-stranding
With cross-sectional area of conductor demand, middle wire core can use a circular copper single line or press stranded forming by many circular single lines,
Outside the core of center can stranded 1-6 layer not wait SZ shape copper monofilament, S-shaped copper single line stranded layer and Z-shaped copper single line stranded layer time stranded
It is spaced apart.
One the most according to claim 1 ± 500kV SZ shape molded line conductor corrugated aluminium sheath Optical Fiber Composite direct current cables, its
Be characterised by: described semiconductive water-blocking buffer layer (7) use at least four layers the semi-conductive buffer water-blocking band that thickness is 2.0mm around
Pack into, in semiconductive water-blocking buffer layer (7), be provided with fiber unit simultaneously, can realize while cabling power transmits
Communications and temperature measurement on-line, and a metallic strength member is set every fiber unit both sides, protection fiber unit is at electricity
Not by the effect of large lateral pressure power during cable processing, installation and operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610745676.2A CN106128626A (en) | 2016-08-29 | 2016-08-29 | ± 500kV SZ shape molded line conductor corrugated aluminium sheath Optical Fiber Composite direct current cables |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610745676.2A CN106128626A (en) | 2016-08-29 | 2016-08-29 | ± 500kV SZ shape molded line conductor corrugated aluminium sheath Optical Fiber Composite direct current cables |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106128626A true CN106128626A (en) | 2016-11-16 |
Family
ID=57273837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610745676.2A Pending CN106128626A (en) | 2016-08-29 | 2016-08-29 | ± 500kV SZ shape molded line conductor corrugated aluminium sheath Optical Fiber Composite direct current cables |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106128626A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106782799B (en) * | 2016-12-28 | 2018-12-07 | 广州南洋电缆有限公司 | Wrinkle copper sheathing wrinkle steel bushing steel wire armoured ocean cable |
| CN111210942A (en) * | 2019-09-03 | 2020-05-29 | 浙江万马股份有限公司 | Flexible direct current cable with cooling function |
| CN112542268A (en) * | 2020-12-04 | 2021-03-23 | 江苏亨通高压海缆有限公司 | Light-duty insulating photoelectric composite alternating current power cable for 110kV rail transit |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1139961A (en) * | 1997-07-14 | 1999-02-12 | Hitachi Cable Ltd | High corrosion resistant optical fiber composite overhead ground wire and method of laying it |
| CN201754354U (en) * | 2010-08-10 | 2011-03-02 | 无锡华能电缆有限公司 | Allotype line conductor overhead insulated cable |
| CN102610320A (en) * | 2012-03-28 | 2012-07-25 | 宜昌联邦电缆有限公司 | 750-1100kV extra-high voltage cross-linked polyethylene insulated and stainless steel sheathed photoelectric composite cable |
| CN204884676U (en) * | 2015-08-27 | 2015-12-16 | 无锡华能电缆有限公司 | Compound overhead insulated cable of optic fibre |
| CN105609204A (en) * | 2016-03-21 | 2016-05-25 | 中天科技海缆有限公司 | +/-320 kV ultra-high voltage cross-linked polyethylene insulated flexible direct-current power cable |
-
2016
- 2016-08-29 CN CN201610745676.2A patent/CN106128626A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1139961A (en) * | 1997-07-14 | 1999-02-12 | Hitachi Cable Ltd | High corrosion resistant optical fiber composite overhead ground wire and method of laying it |
| CN201754354U (en) * | 2010-08-10 | 2011-03-02 | 无锡华能电缆有限公司 | Allotype line conductor overhead insulated cable |
| CN102610320A (en) * | 2012-03-28 | 2012-07-25 | 宜昌联邦电缆有限公司 | 750-1100kV extra-high voltage cross-linked polyethylene insulated and stainless steel sheathed photoelectric composite cable |
| CN204884676U (en) * | 2015-08-27 | 2015-12-16 | 无锡华能电缆有限公司 | Compound overhead insulated cable of optic fibre |
| CN105609204A (en) * | 2016-03-21 | 2016-05-25 | 中天科技海缆有限公司 | +/-320 kV ultra-high voltage cross-linked polyethylene insulated flexible direct-current power cable |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106782799B (en) * | 2016-12-28 | 2018-12-07 | 广州南洋电缆有限公司 | Wrinkle copper sheathing wrinkle steel bushing steel wire armoured ocean cable |
| CN111210942A (en) * | 2019-09-03 | 2020-05-29 | 浙江万马股份有限公司 | Flexible direct current cable with cooling function |
| CN112542268A (en) * | 2020-12-04 | 2021-03-23 | 江苏亨通高压海缆有限公司 | Light-duty insulating photoelectric composite alternating current power cable for 110kV rail transit |
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Application publication date: 20161116 |