CN105957630A - High-voltage power transmission power cable - Google Patents
High-voltage power transmission power cable Download PDFInfo
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- CN105957630A CN105957630A CN201610478113.1A CN201610478113A CN105957630A CN 105957630 A CN105957630 A CN 105957630A CN 201610478113 A CN201610478113 A CN 201610478113A CN 105957630 A CN105957630 A CN 105957630A
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- resistant coating
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 21
- 239000004020 conductor Substances 0.000 claims abstract description 19
- 238000002955 isolation Methods 0.000 claims abstract description 18
- 238000012856 packing Methods 0.000 claims abstract description 14
- 239000011248 coating agent Substances 0.000 claims description 80
- 238000000576 coating method Methods 0.000 claims description 80
- 230000009970 fire resistant effect Effects 0.000 claims description 49
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 21
- 229920006346 thermoplastic polyester elastomer Polymers 0.000 claims description 20
- 230000004888 barrier function Effects 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 17
- -1 diacetyl tartarate Chemical compound 0.000 claims description 16
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 13
- 229920001971 elastomer Polymers 0.000 claims description 13
- 239000005060 rubber Substances 0.000 claims description 13
- 229920002799 BoPET Polymers 0.000 claims description 12
- 229920003223 poly(pyromellitimide-1,4-diphenyl ether) Polymers 0.000 claims description 12
- 229920002635 polyurethane Polymers 0.000 claims description 12
- 239000004814 polyurethane Substances 0.000 claims description 12
- 229920002725 thermoplastic elastomer Polymers 0.000 claims description 12
- 229920006124 polyolefin elastomer Polymers 0.000 claims description 10
- 239000010949 copper Substances 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 8
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 7
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 7
- 229920000180 alkyd Polymers 0.000 claims description 7
- 150000004645 aluminates Chemical class 0.000 claims description 7
- 150000001412 amines Chemical class 0.000 claims description 7
- 239000007822 coupling agent Substances 0.000 claims description 7
- KLKFAASOGCDTDT-UHFFFAOYSA-N ethoxymethoxyethane Chemical compound CCOCOCC KLKFAASOGCDTDT-UHFFFAOYSA-N 0.000 claims description 7
- 229910052588 hydroxylapatite Inorganic materials 0.000 claims description 7
- XYJRXVWERLGGKC-UHFFFAOYSA-D pentacalcium;hydroxide;triphosphate Chemical compound [OH-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O XYJRXVWERLGGKC-UHFFFAOYSA-D 0.000 claims description 7
- 229940051841 polyoxyethylene ether Drugs 0.000 claims description 7
- 229920000056 polyoxyethylene ether Polymers 0.000 claims description 7
- 229920005749 polyurethane resin Polymers 0.000 claims description 7
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 claims description 7
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 6
- DOOTYTYQINUNNV-UHFFFAOYSA-N Triethyl citrate Chemical compound CCOC(=O)CC(O)(C(=O)OCC)CC(=O)OCC DOOTYTYQINUNNV-UHFFFAOYSA-N 0.000 claims description 6
- JNDMLEXHDPKVFC-UHFFFAOYSA-N aluminum;oxygen(2-);yttrium(3+) Chemical compound [O-2].[O-2].[O-2].[Al+3].[Y+3] JNDMLEXHDPKVFC-UHFFFAOYSA-N 0.000 claims description 6
- 125000005456 glyceride group Chemical group 0.000 claims description 6
- 229940088417 precipitated calcium carbonate Drugs 0.000 claims description 6
- 239000001069 triethyl citrate Substances 0.000 claims description 6
- VMYFZRTXGLUXMZ-UHFFFAOYSA-N triethyl citrate Natural products CCOC(=O)C(O)(C(=O)OCC)C(=O)OCC VMYFZRTXGLUXMZ-UHFFFAOYSA-N 0.000 claims description 6
- 235000013769 triethyl citrate Nutrition 0.000 claims description 6
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 abstract description 4
- 238000001125 extrusion Methods 0.000 abstract description 4
- 239000003063 flame retardant Substances 0.000 abstract description 4
- 230000015556 catabolic process Effects 0.000 abstract description 2
- 239000010410 layer Substances 0.000 abstract 11
- 239000011247 coating layer Substances 0.000 abstract 5
- 238000004806 packaging method and process Methods 0.000 abstract 1
- 238000003756 stirring Methods 0.000 description 25
- 238000000034 method Methods 0.000 description 10
- 230000005587 bubbling Effects 0.000 description 8
- 239000000463 material Substances 0.000 description 6
- 238000003763 carbonization Methods 0.000 description 5
- 238000009413 insulation Methods 0.000 description 5
- 230000004087 circulation Effects 0.000 description 4
- 230000015784 hyperosmotic salinity response Effects 0.000 description 4
- 238000005457 optimization Methods 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000032683 aging Effects 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000012752 auxiliary agent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 240000000491 Corchorus aestuans Species 0.000 description 1
- 235000011777 Corchorus aestuans Nutrition 0.000 description 1
- 235000010862 Corchorus capsularis Nutrition 0.000 description 1
- 229910001335 Galvanized steel Inorganic materials 0.000 description 1
- RJDOZRNNYVAULJ-UHFFFAOYSA-L [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[F-].[F-].[Mg++].[Mg++].[Mg++].[Al+3].[Si+4].[Si+4].[Si+4].[K+] Chemical compound [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[F-].[F-].[Mg++].[Mg++].[Mg++].[Al+3].[Si+4].[Si+4].[Si+4].[K+] RJDOZRNNYVAULJ-UHFFFAOYSA-L 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 229920003020 cross-linked polyethylene Polymers 0.000 description 1
- 239000004703 cross-linked polyethylene Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008397 galvanized steel Substances 0.000 description 1
- 238000009863 impact test Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
-
- 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
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
-
- 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
-
- 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
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
-
- 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
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Abstract
The invention discloses a high-voltage power transmission power cable. The high-voltage power transmission power cable comprises wire cores, a packing layer for packaging the wire cores, an inner sheath which is arranged on the exterior of the packing layer in an extrusion manner, a first fireproof coating layer which is coated on the exterior of the inner sheath, a wrapping layer which wraps the exterior of the first fireproof coating layer, an armour layer which packages the exterior of the wrapping layer, and an outer sheath which is arranged on the exterior of the amour layer in an extrusion manner, wherein each wire core comprises a conductor, an insulating layer which is arranged on the exterior of the conductor in an extrusion manner, a second fireproof coating layer which is coated on the exterior of the insulating layer, an isolation wrapping layer which wraps the exterior of the second fireproof coating layer, and a shielding layer which packages the exterior of the isolation wrapping layer. The high-voltage power transmission power cable provided by the invention adopts the special structural design, and the novel fireproof coating layer, so that the power cable has excellent physical, mechanical performances and temperature-resistant flame-retardant performances; and meanwhile, the breakdown field strength, the elongation at break, the tensile strength, the impact elasticity, the volume resistivity, the dielectric strength and other performance indexes of the power cable are all better than that based on the international standard and the national standard.
Description
Technical field
The present invention relates to a kind of cable, particularly relate to a kind of high voltage power transmission power cable.
Background technology
Power cable is for transmitting and distribute the cable of electric energy.It is usually used in Urban Underground electrical network, the lead line of electric station, the in-line power of industrial and mining establishment and crosses the submarine transmission line in river, excessively sea.In power circuit, the proportion shared by cable is just gradually increased.Power cable be the master of power system in circuit in order to transmit and to distribute the cable product of high-power power, including 1-500KV and any of the above electric pressure, the power cable of various insulation.Cable is mainly made up of following 4 parts.1. conducting wire center: make with high conductivity material (copper or aluminum).According to laying the requirement to cable softness of the use condition, the every line heart may be formed by solid conductor or multiple conducting wires are stranded.2. insulating barrier: the insulant as cable should have high insulation resistance, high breakdown field strength, low dielectric loss and low dielectric constant.Insulant conventional in cable has oil-paper, polrvinyl chloride, polyethylene, crosslinked polyethylene, rubber etc..Cable is often classified with insulant, such as oil-impregnated paper insulation cable, polyvinyl chloride cable, twisted polyethylene cable etc..3. sealing sheath: the protection covered wire heart is from the damage of machinery, moisture, moisture, chemical substance, light etc..For the insulation of moisture-sensitive, general employing lead or aluminium extrusion sealing sheath.4. cover layer is protected: in order to protect sealing sheath from mechanical damage.Typically using galvanized steel strip, steel wire or copper strips, copper wire etc. to surround sheath as armor outer (title armored cable), armor plays electric field shielding simultaneously and prevents the effect of external electromagnetic wave interference.In order to avoid steel band, steel wire are corroded by surrounding media, typically pitch or hold macerated jute layer or extruded polyethylene, polrvinyl chloride set outside them.
Summary of the invention
It is an object of the invention to overcome the technological deficiency of existing cable, it is provided that a kind of excellent combination property, there is the high voltage power transmission power cable of prominent water resistance and oil resistance simultaneously.
The high voltage power transmission power cable of the present invention, including core, wrap up the packed layer of described core, it is extruded in the inner sheath outside described packed layer, the first fire resistant coating being coated in outside described inner sheath, around the lapping layer wrapped in outside described first fire resistant coating, it is wrapped in the armor outside described lapping layer, is extruded in the oversheath outside described armor；Described core, by conductor, is extruded in the insulating barrier outside described conductor, the second fire resistant coating being coated in outside described insulating barrier, and around the isolation lapping layer wrapped in outside described second fire resistant coating, the screen layer being wrapped in outside described isolation lapping layer forms.
As optimization, this high voltage power transmission power cable, described core is by tinned copper wire conductor, it is extruded in the thermoplastic polyester elastomer insulating barrier outside described tinned copper wire conductor, be coated in outside described thermoplastic polyester elastomer insulating barrier the second fire resistant coating, around the Kapton Tape isolation lapping layer wrapped in outside described second fire resistant coating, it is wrapped in the tin-coated copper mesh grid tube shield layer composition outside described Kapton Tape isolation lapping layer.
As optimization, this high voltage power transmission power cable, including the PP wrapping up described core netted gasket for packing packed layer, it is extruded in the Polyurethane Thermoplastic Elastomer rubber inner sheath outside described PP netted gasket for packing packed layer, be coated in outside described Polyurethane Thermoplastic Elastomer rubber inner sheath the first fire resistant coating, around the pet mylar tape lapping layer wrapped in outside described first fire resistant coating, it is wrapped in the steel-tape armouring layer outside described pet mylar tape lapping layer, is extruded in the polyolefin elastomer oversheath outside described steel-tape armouring layer.
As optimization, first fire resistant coating and the second fire resistant coating are all made up of the component of following parts by weight: acrylic acid modified alkyd resin 52～58 parts, waterborne polyurethane resin 32～35 parts, mean diameter 40nm nanometer yttrium aluminate 2～3 parts, mean diameter 20um hydroxyapatite 4～5 parts, diacetyl tartarate list double glyceride 3～4 parts, coco amine polyoxyethylene ether 2～3 parts, ethylal 1～1.2 parts, granularity 800 mesh precipitated calcium carbonate 12～14 parts, granularity 1500 whitish eye marble dust 15～16 parts, mean diameter 50nm nanometer tungsten carbide 3～4 parts, aluminate coupling agent 1.5～1.8 parts, triethyl citrate 2～3 parts, cyclohexanhexanol phosphate ester 6～8 parts.
First fire resistant coating and the fireproof coating of the second fire resistant coating, made by following steps:
(1) by weight by mean diameter 40nm nanometer yttrium aluminate, mean diameter 20um hydroxyapatite, diacetyl tartarate list double glyceride, coco amine polyoxyethylene ether, ethylal, stir 5 minutes with magnetic stirrer, then 60～70 DEG C of supersound process 30 minutes；
(2) by weight by granularity 800 mesh precipitated calcium carbonate, granularity 1500 whitish eye marble dust, mean diameter 50nm nanometer tungsten carbide, aluminate coupling agent, triethyl citrate, mix homogeneously；
(3) by weight by acrylic acid modified alkyd resin, waterborne polyurethane resin, add in vertical mould wash mixer and stir, it is subsequently adding the mixture in step (1) to stir 20 minutes under the conditions of 80～90 DEG C, it is subsequently adding the mixture in step (2) to stir 10 minutes under the conditions of 91～98 DEG C, last under the conditions of 40～50 DEG C, add cyclohexanhexanol phosphate ester and stir ten minutes.This fireproof coating uses special filler and auxiliary agent, is formed carburization zone by heat energy and has that quality is closely knit, heat conductivity is low, and the feature that fire protecting performance is good has reached only to select the fire prevention durability that singly one or several filler does not reaches completely.Additionally, also have beyond thought oil resistant and ageing-resistant performance, can make this fireproof coating can also normal operation in the case of wet environment or cable base material have greasy dirt.
The high voltage power transmission power cable of the present invention, have employed special structure design, and the exsertile fire resistant coating of property, therefore having prominent physics, mechanical performance and heatproof flame-retardant performance, the performance indications such as disruptive field intensity, elongation at break, hot strength, impact elasticity, specific insulation, dielectric strength are better than international standard and national standard.The test carrying out this cable shows: after 150 DEG C × 200h of cable is aging, checks the bonding degree of different ingredients, and result is excellent.3700 volts of 8 minutes dielectric strength passed examinations ,-25 DEG C of low-temperature bendings and impact test are excellent.Carry out frame propagation test according to NFC32070, show that there is high flame retardant.Carrying out noninflammability can test, noninflammability reaches for more than 950 DEG C 6 hours, fray-out of flame in 1～3 second.And after fire resistant coating cancelled by this cable, fire-resistant effect declines to a great extent, noninflammability only has 0.5 hour for more than 950 DEG C, and after replacing employing synthetic mica tape fireprotection layer, noninflammability only has 1 hour for more than 950 DEG C.
Accompanying drawing explanation
Fig. 1 is the structural representation of high voltage power transmission power cable of the present invention.
Detailed description of the invention
Below by way of specific embodiment, and the invention will be further described to combine accompanying drawing.
Embodiment 1: as shown in Figure 1, high voltage power transmission power cable, including four cores, the PP netted gasket for packing packed layer 1 of parcel core, Yantai ten thousand China WHT-1295 Polyurethane Thermoplastic Elastomer rubber (TPU) inner sheath 2 being extruded in outside PP netted gasket for packing packed layer 1, it is coated in the first fire resistant coating 3 outside Yantai ten thousand China WHT-1295 Polyurethane Thermoplastic Elastomer rubber (TPU) inner sheath 2, around the pet mylar tape lapping layer 4 wrapped in outside the first fire resistant coating 3, it is wrapped in the steel-tape armouring layer 5 outside pet mylar tape lapping layer 4, Mitsui chemistry DF605 polyolefin elastomer (POE) oversheath 6 being extruded in outside steel-tape armouring layer 5；Core is by tinned copper wire conductor 7, the TaiWan, China Changchun being extruded in outside tinned copper wire conductor 7/1163-201LL thermoplastic polyester elastomer (TPEE) insulating barrier 8, it is coated in the second fire resistant coating 9 outside TaiWan, China Changchun/1163-201LL thermoplastic polyester elastomer (TPEE) insulating barrier 8, around the Kapton Tape isolation lapping layer 10 wrapped in outside the second fire resistant coating 9, the tin-coated copper mesh grid tube shield layer 11 being wrapped in outside Kapton Tape isolation lapping layer 10 forms.
First fire resistant coating and the fireproof coating of the second fire resistant coating, made by following steps:
(1) by mean diameter 40nm nanometer yttrium aluminate 2.6 kilograms, mean diameter 20um hydroxyapatite 4.5 kilograms, diacetyl tartarate list double glyceride 3.5 kilograms, coco amine polyoxyethylene ether (AC-1203) 2.5 kilograms, ethylal 1.1 kilograms, stir 5 minutes with magnetic stirrer, then 60～70 DEG C of supersound process 30 minutes；
(2) by granularity 800 mesh precipitated calcium carbonate 13 kilograms, granularity 1500 whitish eye marble dust 15 kilograms, mean diameter 50nm nanometer tungsten carbide 3.5 kilograms, Foshan City holy hundred million plastics Chemical Co., Ltd. DL-411 aluminate coupling agents 1.6 kilograms, triethyl citrate 2.5 kilograms, add blender, mix homogeneously；
(3) by Jining 101 Chemical Co., Ltd. HK-70 acrylic acid modified alkyd resin 55 kilograms, Jining Ming Da new material company limited HK7080 waterborne polyurethane resin 34 kilograms, add in vertical mould wash mixer and stir, it is subsequently adding the mixture in step (1) to stir 20 minutes under the conditions of 80～90 DEG C, it is subsequently adding the mixture in step (2) to stir 10 minutes under the conditions of 91～98 DEG C, last under the conditions of 40～50 DEG C, add cyclohexanhexanol phosphate ester 7 kilograms and stir 10 minutes.This coating, uses special optimization formula, its flame-retardant performance and Ageing-resistant corrosion-resistant performance, particularly carbonization height, does not reaches far away prominent technique effect in the case of having reached to use other filler combination or use other auxiliary agents.This coating is tested according to GA181-1998 method: oil resistivity (d): soak 30 days, and coating is without wrinkling, without peeling off；Salt tolerance (d): soak 15 days, coating is without wrinkling, without peeling off；Humidity resistance (d): test through 7d, coating is without bubbling, without coming off；Cold-hot cyclicity: through 15 circulations, coating is without bubbling, without coming off；Flexing resistance: coating not aliquation, does not falls off, flawless；Anti-flammability (m): carbonization is highly 0.53.
Embodiment 2: as shown in Figure 1, high voltage power transmission power cable, including four cores, the PP netted gasket for packing packed layer 1 of parcel core, Yantai ten thousand China WHT-1295 Polyurethane Thermoplastic Elastomer rubber (TPU) inner sheath 2 being extruded in outside PP netted gasket for packing packed layer 1, it is coated in the first fire resistant coating 3 outside Yantai ten thousand China WHT-1295 Polyurethane Thermoplastic Elastomer rubber (TPU) inner sheath 2, around the pet mylar tape lapping layer 4 wrapped in outside the first fire resistant coating 3, it is wrapped in the steel-tape armouring layer 5 outside pet mylar tape lapping layer 4, Mitsui chemistry DF605 polyolefin elastomer (POE) oversheath 6 being extruded in outside steel-tape armouring layer 5；Core is by tinned copper wire conductor 7, the TaiWan, China Changchun being extruded in outside tinned copper wire conductor 7/1163-201LL thermoplastic polyester elastomer (TPEE) insulating barrier 8, it is coated in the second fire resistant coating 9 outside TaiWan, China Changchun/1163-201LL thermoplastic polyester elastomer (TPEE) insulating barrier 8, around the Kapton Tape isolation lapping layer 10 wrapped in outside the second fire resistant coating 9, the tin-coated copper mesh grid tube shield layer 11 being wrapped in outside Kapton Tape isolation lapping layer 10 forms.
First fire resistant coating and the fireproof coating of the second fire resistant coating, made by following steps:
(1) by mean diameter 40nm nanometer yttrium aluminate 2 kilograms, mean diameter 20um hydroxyapatite 4 kilograms, diacetyl tartarate list double glyceride 3 kilograms, coco amine polyoxyethylene ether (AC-1203) 2 kilograms, ethylal 1 kilogram, stir 5 minutes with magnetic stirrer, then 60～70 DEG C of supersound process 30 minutes；
(2) by granularity 800 mesh precipitated calcium carbonate 12 kilograms, granularity 1500 whitish eye marble dust 15 kilograms, mean diameter 50nm nanometer tungsten carbide 3 kilograms, Foshan City holy hundred million plastics Chemical Co., Ltd. DL-411 aluminate coupling agents 1.5 kilograms, triethyl citrate 2 kilograms, add blender, mix homogeneously；
(3) by Jining 101 Chemical Co., Ltd. HK-70 acrylic acid modified alkyd resin 52 kilograms, Jining Ming Da new material company limited HK7080 waterborne polyurethane resin 32 kilograms, add in vertical mould wash mixer and stir, it is subsequently adding the mixture in step (1) to stir 20 minutes under the conditions of 80～90 DEG C, it is subsequently adding the mixture in step (2) to stir 10 minutes under the conditions of 91～98 DEG C, last under the conditions of 40～50 DEG C, add cyclohexanhexanol phosphate ester 6 kilograms and stir 10 minutes.This coating is tested according to GA181-1998 method: oil resistivity (d): soak 30 days, and coating is without wrinkling, without peeling off；Salt tolerance (d): soak 15 days, coating is without wrinkling, without peeling off；Humidity resistance (d): test through 7d, coating is without bubbling, without coming off；Cold-hot cyclicity: through 15 circulations, coating is without bubbling, without coming off；Flexing resistance: coating not aliquation, does not falls off, flawless；Anti-flammability (m): carbonization is highly 0.58.
Embodiment 3: as shown in Figure 1, high voltage power transmission power cable, including core, the PP netted gasket for packing packed layer 1 of parcel core, Yantai ten thousand China WHT-1295 Polyurethane Thermoplastic Elastomer rubber (TPU) inner sheath 2 being extruded in outside PP netted gasket for packing packed layer 1, it is coated in the first fire resistant coating 3 outside Yantai ten thousand China WHT-1295 Polyurethane Thermoplastic Elastomer rubber (TPU) inner sheath 2, around the pet mylar tape lapping layer 4 wrapped in outside the first fire resistant coating 3, it is wrapped in the steel-tape armouring layer 5 outside pet mylar tape lapping layer 4, Mitsui chemistry DF605 polyolefin elastomer (POE) oversheath 6 being extruded in outside steel-tape armouring layer 5；Core is by tinned copper wire conductor 7, the TaiWan, China Changchun being extruded in outside tinned copper wire conductor 7/1163-201LL thermoplastic polyester elastomer (TPEE) insulating barrier 8, it is coated in the second fire resistant coating 9 outside TaiWan, China Changchun/1163-201LL thermoplastic polyester elastomer (TPEE) insulating barrier 8, around the Kapton Tape isolation lapping layer 10 wrapped in outside the second fire resistant coating 9, the tin-coated copper mesh grid tube shield layer 11 being wrapped in outside Kapton Tape isolation lapping layer 10 forms.
First fire resistant coating and the fireproof coating of the second fire resistant coating, made by following steps:
(1) by mean diameter 40nm nanometer yttrium aluminate 3 kilograms, mean diameter 20um hydroxyapatite 5 kilograms, diacetyl tartarate list double glyceride 4 kilograms, coco amine polyoxyethylene ether (AC-1203) 3 kilograms, ethylal 1.2 kilograms, stir 5 minutes with magnetic stirrer, then 60～70 DEG C of supersound process 30 minutes；
(2) by granularity 800 mesh precipitated calcium carbonate 14 kilograms, granularity 1500 whitish eye marble dust 16 kilograms, mean diameter 50nm nanometer tungsten carbide 4 kilograms, Foshan City holy hundred million plastics Chemical Co., Ltd. DL-411 aluminate coupling agents 1.8 kilograms, triethyl citrate 3 kilograms, add blender, mix homogeneously；
(3) by Jining 101 Chemical Co., Ltd. HK-70 acrylic acid modified alkyd resin 58 kilograms, Jining Ming Da new material company limited HK7080 waterborne polyurethane resin 35 kilograms, add in vertical mould wash mixer and stir, it is subsequently adding the mixture in step (1) to stir 20 minutes under the conditions of 80～90 DEG C, it is subsequently adding the mixture in step (2) to stir 10 minutes under the conditions of 91～98 DEG C, last under the conditions of 40～50 DEG C, add cyclohexanhexanol phosphate ester 8 kilograms and stir 10 minutes.This coating is tested according to GA181-1998 method: oil resistivity (d): soak 30 days, and coating is without wrinkling, without peeling off；Salt tolerance (d): soak 15 days, coating is without wrinkling, without peeling off；Humidity resistance (d): test through 7d, coating is without bubbling, without coming off；Cold-hot cyclicity: through 15 circulations, coating is without bubbling, without coming off；Flexing resistance: coating not aliquation, does not falls off, flawless；Anti-flammability (m): carbonization is highly 0.51.
Comparative example 1: as shown in Figure 1, high voltage power transmission power cable, including core, the PP netted gasket for packing packed layer 1 of parcel core, Yantai ten thousand China WHT-1295 Polyurethane Thermoplastic Elastomer rubber (TPU) inner sheath 2 being extruded in outside PP netted gasket for packing packed layer 1, it is coated in the first fire resistant coating 3 outside Yantai ten thousand China WHT-1295 Polyurethane Thermoplastic Elastomer rubber (TPU) inner sheath 2, around the pet mylar tape lapping layer 4 wrapped in outside the first fire resistant coating 3, it is wrapped in the steel-tape armouring layer 5 outside pet mylar tape lapping layer 4, Mitsui chemistry DF605 polyolefin elastomer (POE) oversheath 6 being extruded in outside steel-tape armouring layer 5；Core is by tinned copper wire conductor 7, the TaiWan, China Changchun being extruded in outside tinned copper wire conductor 7/1163-201LL thermoplastic polyester elastomer (TPEE) insulating barrier 8, it is coated in the second fire resistant coating 9 outside TaiWan, China Changchun/1163-201LL thermoplastic polyester elastomer (TPEE) insulating barrier 8, around the Kapton Tape isolation lapping layer 10 wrapped in outside the second fire resistant coating 9, the tin-coated copper mesh grid tube shield layer 11 being wrapped in outside Kapton Tape isolation lapping layer 10 forms.
First fire resistant coating and the fireproof coating of the second fire resistant coating, made by following steps:
(1) by mean diameter 20um hydroxyapatite 5 kilograms, coco amine polyoxyethylene ether (AC-1203) 3 kilograms, ethylal 1.2 kilograms, stir 5 minutes with magnetic stirrer, then 60～70 DEG C of supersound process 30 minutes；
(2) by granularity 1500 whitish eye marble dust 22 kilograms, mean diameter 50nm nanometer tungsten carbide 4 kilograms, the holy hundred million plastics Chemical Co., Ltd. DL-411 aluminate coupling agent 1.8 kilograms in Foshan City, blender, mix homogeneously are added；
(3) by Jining 101 Chemical Co., Ltd. HK-70 acrylic acid modified alkyd resin 58 kilograms, Jining Ming Da new material company limited HK7080 waterborne polyurethane resin 35 kilograms, add in vertical mould wash mixer and stir, it is subsequently adding the mixture in step (1) to stir 20 minutes under the conditions of 80～90 DEG C, it is subsequently adding the mixture in step (2) to stir 10 minutes under the conditions of 91～98 DEG C, last under the conditions of 40～50 DEG C, add cyclohexanhexanol phosphate ester 8 kilograms and stir 10 minutes.This coating is tested according to GA181-1998 method: oil resistivity (d): soaking 30 days, coating is the most wrinkling, without peeling off；Salt tolerance (d): soak 15 days, coating is the most wrinkling, without peeling off；Humidity resistance (d): test through 7d, coating is without bubbling, without coming off；Cold-hot cyclicity: through 15 circulations, coating is without bubbling, without coming off；Flexing resistance: coating not aliquation, does not falls off, flawless；Anti-flammability (m): carbonization is highly 1.12.
Claims (4)
1. a high voltage power transmission power cable, it is characterized in that: include core, wrap up the packed layer of described core, it is extruded in the inner sheath outside described packed layer, be coated in outside described inner sheath the first fire resistant coating, around the lapping layer wrapped in outside described first fire resistant coating, it is wrapped in the armor outside described lapping layer, is extruded in the oversheath outside described armor；Described core, by conductor, is extruded in the insulating barrier outside described conductor, be coated in outside described insulating barrier the second fire resistant coating, around the isolation lapping layer wrapped in outside described second fire resistant coating, the screen layer being wrapped in outside described isolation lapping layer forms.
2. according to the high voltage power transmission power cable described in power 1, it is characterized in that described core is by tinned copper wire conductor, it is extruded in the thermoplastic polyester elastomer insulating barrier outside described tinned copper wire conductor, be coated in outside described thermoplastic polyester elastomer insulating barrier the second fire resistant coating, around the Kapton Tape isolation lapping layer wrapped in outside described second fire resistant coating, it is wrapped in the tin-coated copper mesh grid tube shield layer composition outside described Kapton Tape isolation lapping layer.
High voltage power transmission power cable the most according to claim 1, it is characterized in that the PP netted gasket for packing packed layer including wrapping up described core, it is extruded in the Polyurethane Thermoplastic Elastomer rubber inner sheath outside described PP netted gasket for packing packed layer, it is coated in the first fire resistant coating outside described Polyurethane Thermoplastic Elastomer rubber inner sheath, around the pet mylar tape lapping layer wrapped in outside described first fire resistant coating, it is wrapped in the steel-tape armouring layer outside described pet mylar tape lapping layer, is extruded in the polyolefin elastomer oversheath outside described steel-tape armouring layer.
High voltage power transmission power cable the most according to claim 1, it is characterized in that described first fire resistant coating and the second fire resistant coating are all made up of the component of following parts by weight: acrylic acid modified alkyd resin 55 parts, waterborne polyurethane resin 34 parts, mean diameter 40nm nanometer yttrium aluminate 2.6 parts, mean diameter 20um hydroxyapatite 4.5 parts, diacetyl tartarate list double glyceride 3.5 parts, coco amine polyoxyethylene ether 2.5 parts, ethylal 1.1 parts, granularity 800 mesh precipitated calcium carbonate 13 parts, granularity 1500 whitish eye marble dust 15 parts, mean diameter 50nm nanometer tungsten carbide 3.5 parts, aluminate coupling agent 1.6 parts, triethyl citrate 2.5 parts, cyclohexanhexanol phosphate ester 7 parts.
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| CN108565056A (en) * | 2018-03-21 | 2018-09-21 | 昆山信昌电线电缆有限公司 | A kind of low pressure flexibility drum cable |
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| CN105957630B (en) | 2017-09-26 |
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Denomination of invention: High voltage power transmission cable Effective date of registration: 20220927 Granted publication date: 20170926 Pledgee: Nanchang County Sub branch of Bank of Beijing Co.,Ltd. Pledgor: JIANGXI PACIFIC CABLE GROUP Co.,Ltd. Registration number: Y2022980016588 |
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