CA1116257A - Water tree proof power cable and method for making such cable - Google Patents
Water tree proof power cable and method for making such cableInfo
- Publication number
- CA1116257A CA1116257A CA302,137A CA302137A CA1116257A CA 1116257 A CA1116257 A CA 1116257A CA 302137 A CA302137 A CA 302137A CA 1116257 A CA1116257 A CA 1116257A
- Authority
- CA
- Canada
- Prior art keywords
- layer
- power cable
- insulation
- cable
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 240000005572 Syzygium cordatum Species 0.000 title claims abstract description 25
- 235000006650 Syzygium cordatum Nutrition 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 48
- 238000009413 insulation Methods 0.000 claims abstract description 46
- 239000004020 conductor Substances 0.000 claims abstract description 22
- 239000012774 insulation material Substances 0.000 claims abstract description 10
- 239000002195 soluble material Substances 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 43
- 238000004132 cross linking Methods 0.000 claims description 20
- 230000000087 stabilizing effect Effects 0.000 claims description 16
- 150000003839 salts Chemical class 0.000 claims description 10
- 239000011149 active material Substances 0.000 claims description 8
- 230000001603 reducing effect Effects 0.000 claims description 8
- 238000001125 extrusion Methods 0.000 claims description 7
- 239000012047 saturated solution Substances 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 4
- 239000013078 crystal Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 150000004677 hydrates Chemical class 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims description 2
- 230000008569 process Effects 0.000 description 13
- 230000015572 biosynthetic process Effects 0.000 description 12
- 238000005755 formation reaction Methods 0.000 description 12
- 239000000243 solution Substances 0.000 description 11
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 7
- 239000000292 calcium oxide Substances 0.000 description 7
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 7
- 239000004065 semiconductor Substances 0.000 description 7
- 150000002500 ions Chemical class 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 229920006395 saturated elastomer Polymers 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 241000196324 Embryophyta Species 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 230000009545 invasion Effects 0.000 description 3
- 150000004763 sulfides Chemical class 0.000 description 3
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000005864 Sulphur Substances 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 229920003020 cross-linked polyethylene Polymers 0.000 description 2
- 239000004703 cross-linked polyethylene Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000002808 molecular sieve Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 2
- NGZXDRGWBULKFA-NSOVKSMOSA-N (+)-Bebeerine Chemical compound C([C@@H]1N(C)CCC=2C=C(C(=C(OC3=CC=C(C=C3)C[C@H]3C=4C=C(C(=CC=4CCN3C)OC)O3)C=21)O)OC)C1=CC=C(O)C3=C1 NGZXDRGWBULKFA-NSOVKSMOSA-N 0.000 description 1
- FVUGZKDGWGKCFE-UHFFFAOYSA-N 1-(2,3,8,8-tetramethyl-1,3,4,5,6,7-hexahydronaphthalen-2-yl)ethanone Chemical compound CC1(C)CCCC2=C1CC(C(C)=O)(C)C(C)C2 FVUGZKDGWGKCFE-UHFFFAOYSA-N 0.000 description 1
- 241000905957 Channa melasoma Species 0.000 description 1
- 241000283014 Dama Species 0.000 description 1
- 208000007256 Nevus Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- BWFPGXWASODCHM-UHFFFAOYSA-N copper monosulfide Chemical class [Cu]=S BWFPGXWASODCHM-UHFFFAOYSA-N 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- JNSGIVNNHKGGRU-JYRVWZFOSA-N diethoxyphosphinothioyl (2z)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetate Chemical compound CCOP(=S)(OCC)OC(=O)C(=N/OC)\C1=CSC(N)=N1 JNSGIVNNHKGGRU-JYRVWZFOSA-N 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- XLYOFNOQVPJJNP-ZSJDYOACSA-N heavy water Substances [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 230000003340 mental effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000002940 repellent Effects 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M sodium chloride Inorganic materials [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 238000005406 washing 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
- 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
- H01B7/2813—Protection against damage caused by electrical, chemical or water tree deterioration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/06—Rod-shaped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/304—Extrusion nozzles or dies specially adapted for bringing together components, e.g. melts within the die
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/06—Insulating conductors or cables
- H01B13/14—Insulating conductors or cables by extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/05—Filamentary, e.g. strands
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Organic Insulating Materials (AREA)
- Insulated Conductors (AREA)
- Manufacturing Of Electric Cables (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO771479 | 1977-04-28 | ||
| NO771479A NO140249C (no) | 1977-04-28 | 1977-04-28 | Sterkstroemkabel som er motstandsdyktig overfor dannelse av vanntraer i isolasjonen samt fremgangsmaate for fremstilling av slik kabel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1116257A true CA1116257A (en) | 1982-01-12 |
Family
ID=19883495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA302,137A Expired CA1116257A (en) | 1977-04-28 | 1978-04-27 | Water tree proof power cable and method for making such cable |
Country Status (21)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2032678B (en) * | 1978-10-27 | 1983-04-27 | Nordiske Kabel Traad | Electric power conductive cable |
| DE3210934C2 (de) * | 1982-03-25 | 1985-01-17 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Hochspannungskabel mit hochpolymerer Feststoffisolierung |
| DE3629348C2 (de) * | 1985-11-09 | 1994-10-20 | Kabelmetal Electro Gmbh | Kunststoffisoliertes elektrisches Mittel- oder Hochspannungskabel |
| FR2634940A1 (fr) * | 1988-07-29 | 1990-02-02 | Centre Nat Rech Scient | Procede pour augmenter la resistance a l'humidite d'un cable electrique a haute tension, materiau pour la mise en oeuvre du procede, cable ainsi obtenu |
| SE468871B (sv) * | 1988-09-06 | 1993-03-29 | Alcatel Iko Kabel Ab | Klen kommunikationskabel avsedd foer frekvenser upp till och med mhz-omraadet |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1907280B1 (de) * | 1969-02-13 | 1970-10-22 | Keller & Co C | Vorrichtung fuer die UEberfuehrung von Stammholz von einer Transportbahn auf andere |
| JPS573164B2 (enrdf_load_stackoverflow) * | 1974-03-02 | 1982-01-20 |
-
1977
- 1977-04-28 NO NO771479A patent/NO140249C/no unknown
-
1978
- 1978-04-18 FI FI781186A patent/FI64866C/fi not_active IP Right Cessation
- 1978-04-18 GB GB15163/78A patent/GB1584501A/en not_active Expired
- 1978-04-20 ZA ZA00782266A patent/ZA782266B/xx unknown
- 1978-04-21 IT IT22579/78A patent/IT1094114B/it active
- 1978-04-22 DE DE19782817804 patent/DE2817804A1/de not_active Withdrawn
- 1978-04-24 IN IN438/CAL/78A patent/IN147280B/en unknown
- 1978-04-24 JP JP4794178A patent/JPS5416690A/ja active Pending
- 1978-04-25 SE SE7804694A patent/SE7804694L/xx unknown
- 1978-04-26 BE BE2056917A patent/BE866377A/xx not_active IP Right Cessation
- 1978-04-26 DD DD78205011A patent/DD136080A5/xx unknown
- 1978-04-26 DK DK180478A patent/DK180478A/da not_active Application Discontinuation
- 1978-04-26 FR FR7812274A patent/FR2389204A1/fr active Granted
- 1978-04-26 NL NL7804447A patent/NL7804447A/xx not_active Application Discontinuation
- 1978-04-27 MX MX173263A patent/MX144377A/es unknown
- 1978-04-27 CA CA302,137A patent/CA1116257A/en not_active Expired
- 1978-04-27 CH CH457678A patent/CH635700A5/de not_active IP Right Cessation
- 1978-04-27 AU AU35515/78A patent/AU518380B2/en not_active Expired
- 1978-04-28 BR BR7802680A patent/BR7802680A/pt unknown
- 1978-04-28 AR AR271988A patent/AR216791A1/es active
- 1978-04-28 ES ES1978235675U patent/ES235675Y/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AR216791A1 (es) | 1980-01-31 |
| AU3551578A (en) | 1979-11-01 |
| FR2389204B1 (enrdf_load_stackoverflow) | 1982-12-10 |
| DD136080A5 (de) | 1979-06-13 |
| FR2389204A1 (fr) | 1978-11-24 |
| FI64866C (fi) | 1984-01-10 |
| IT7822579A0 (it) | 1978-04-21 |
| FI781186A7 (fi) | 1978-10-29 |
| ES235675U (es) | 1978-08-01 |
| ZA782266B (en) | 1979-04-25 |
| BR7802680A (pt) | 1978-12-12 |
| ES235675Y (es) | 1979-01-16 |
| AU518380B2 (en) | 1981-10-01 |
| IT1094114B (it) | 1985-07-26 |
| GB1584501A (en) | 1981-02-11 |
| SE7804694L (sv) | 1978-10-29 |
| NO140249C (no) | 1979-07-25 |
| NO140249B (no) | 1979-04-17 |
| DE2817804A1 (de) | 1978-11-09 |
| DK180478A (da) | 1978-10-29 |
| MX144377A (es) | 1981-10-05 |
| IN147280B (enrdf_load_stackoverflow) | 1980-01-19 |
| JPS5416690A (en) | 1979-02-07 |
| FI64866B (fi) | 1983-09-30 |
| NL7804447A (nl) | 1978-10-31 |
| NO771479L (no) | 1978-10-31 |
| BE866377A (nl) | 1978-10-26 |
| CH635700A5 (en) | 1983-04-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |