CN110233463A - A kind of submarine cable logs in a section water compulsory circulative cooling system - Google Patents
A kind of submarine cable logs in a section water compulsory circulative cooling system Download PDFInfo
- Publication number
- CN110233463A CN110233463A CN201910480753.XA CN201910480753A CN110233463A CN 110233463 A CN110233463 A CN 110233463A CN 201910480753 A CN201910480753 A CN 201910480753A CN 110233463 A CN110233463 A CN 110233463A
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- CN
- China
- Prior art keywords
- water
- cable
- flange
- cooling
- pipe
- 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.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 80
- 238000001816 cooling Methods 0.000 title claims abstract description 76
- 238000012545 processing Methods 0.000 claims abstract description 19
- 238000010276 construction Methods 0.000 claims abstract description 12
- 229920001971 elastomer Polymers 0.000 claims description 24
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 15
- 229910052802 copper Inorganic materials 0.000 claims description 15
- 239000010949 copper Substances 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 9
- 229920002943 EPDM rubber Polymers 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 229920002379 silicone rubber Polymers 0.000 claims description 7
- 125000006850 spacer group Chemical group 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 6
- 239000004568 cement Substances 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 5
- 238000009529 body temperature measurement Methods 0.000 claims description 4
- 238000010992 reflux Methods 0.000 claims description 4
- 238000005057 refrigeration Methods 0.000 claims description 3
- 239000004020 conductor Substances 0.000 abstract description 5
- 239000000498 cooling water Substances 0.000 abstract description 3
- 230000007774 longterm Effects 0.000 abstract description 2
- 230000005855 radiation Effects 0.000 abstract description 2
- 239000013535 sea water Substances 0.000 abstract description 2
- 239000002689 soil Substances 0.000 abstract description 2
- 238000012546 transfer Methods 0.000 abstract description 2
- 238000005457 optimization Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 241000372132 Hydrometridae Species 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G9/00—Installations of electric cables or lines in or on the ground or water
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
- F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
- F28D2021/0028—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for cooling heat generating elements, e.g. for cooling electronic components or electric devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/03—Cooling
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
- Cable Accessories (AREA)
Abstract
The invention discloses a kind of submarine cables to log in a section water compulsory circulative cooling system, is related to cable land section water compulsory circulative cooling field.Submarine cable may be long-term exposed in the case where sunlight irradiates or is embedded in the not soil property of easy heat radiation from seawater to the section that logs on the bank, the conveying capacity of submarine cable will be substantially reduced using compact form of construction work, therefore the region becomes the Bottle Neck Road for restricting whole cable transfer ability.The present invention includes water circulating cooling processing unit, water inlet pipe, return pipe and cooling pipe, cooling water flows through water inlet pipe and cooling pipe from water circulating cooling processing unit, cable is applied the heat that electric current generates to take away by recirculated water, then flows back into water circulating cooling processing unit from return pipe and carries out circulating cooling again after cooling treatment.The cooling for effectively realizing the cable to compact construction, provides low-temperature environment to log in a section cable, avoids logging in the excessively high influence service life of section cable conductor temperature.
Description
Technical field
The present invention relates to cable land section water compulsory circulative cooling fields more particularly to a kind of submarine cable to log in a section water circulation
Pressure cooling system.
Background technique
Currently, external long range high-voltage undersea cable engineering generallys use compact cable laying operation mode, i.e., a plurality of seabed
Cable synchronizing back twist, synchronism output, and bundled before submarine cable enters water, it synchronizes and is applied to sea bed.This operation mode
A large amount of submarine cable construction cost can be saved, and seabed gallery can be saved.Domestic unit in charge of construction is also wideling popularize
The form of construction work, and had developed corresponding compact construction equipment.But each item is made using compact construction system of laying
Cable is in close contact, and reduces the conveying capacity of submarine cable to a certain extent.
Environment temperature of the submarine cable in seabed be it is metastable, generally below 10 DEG C, in shallow sea will not be higher than 20
DEG C, this temperature range can guarantee that submarine cable is remained to using compact system of laying in preferable dissipating-heat environment, and from
Seawater to the section that logs on the bank may be long-term exposed in the case where sunlight irradiates or is embedded in the not soil property of easy heat radiation, is applied using compact
Work mode will substantially reduce the conveying capacity of submarine cable, therefore the region becomes the bottleneck for restricting whole cable transfer ability
Section.
To improve the conveying capacity that submarine cable logs in section, foreign countries have begun to grinding for cable forcing functions early in last century
Study carefully, and there are multiple correlation engineering examples, but not external disclosure technical detail, belong to the advantage technology of manufacturer's grasp.China
It starts late to forced cooling cable technical research, correlative study is less, there is no mature theoretical and experience, and there are no in engineering
Using the report of forced water cooling technology.
Summary of the invention
The technical problem to be solved in the present invention and the technical assignment of proposition are to be improved and improved to prior art,
A kind of submarine cable is provided and logs in a section water compulsory circulative cooling system, to provide low temperature for a plurality of cable that bundlees laying simultaneously
Environment, for the purpose of avoiding logging in the excessively high influence service life of section cable conductor temperature.For this purpose, the present invention takes following technical side
Case.
A kind of submarine cable logs in a section water compulsory circulative cooling system, including water circulating cooling processing unit, water inlet pipe, returns
Flow tube and cooling pipe, the water inlet pipe are connected to the water outlet of water circulating cooling processing unit, the return pipe connection
In the refluxing opening of water circulating cooling processing unit, the cooling pipe is coated on the seabed land cable of compact construction,
The both ends sealed set of cooling pipe, wherein one end connects water inlet pipe, and the other end connects return pipe, at the water circulating cooling
Manage the standard refrigeration cycle system that device is feasible system leaving water temperature and flow control.Cooling water is handled from water circulating cooling
Device flows through water inlet pipe and cooling pipe, and cable is applied the heat that electric current generates and is taken away by recirculated water, then is returned from return pipe
It flows to water circulating cooling processing unit and carries out circulating cooling again after cooling treatment, the leaving water temperature of water circulating cooling processing unit
It can regulate and control according to the actual situation with flow, effectively realize the cooling of the cable to compact construction, provided to log in a section cable
Low-temperature environment, avoids logging in the excessively high influence service life of section cable conductor temperature.
As optimization technique means: the cooling pipe includes that more rubber hose, end part seal flange and centre connect
Acting flange, the both ends of the rubber hose are equipped with rubber flange-interface, are sealed between rubber hose by intermediate connecting flange
Connection, cooling pipe both ends connect end sealing flange.By using spliced, when cable cooling length is larger, in
Between connecting flange multistage rubber hose is fitted together, it is convenient to realize cooling pipe joint connection in site installation, manufacture fortune
Defeated convenience.
As optimization technique means: the intermediate connecting flange includes the flange terminal pad at both ends, the method positioned at both ends
Flange tube body between blue terminal pad, the flange tube body is equipped with perpendicular spacer flanger mouth, on spacer flanger mouth
Equipped with the seal cover board to match therewith, the thermometric copper binding post run through inside and outside flange tube body is provided on cover board.Two end flanges connect
It connects disk to be used to be docked with the flange-interface that rubber hose is reserved, spacer flanger mouth is docked with seal cover board, and cover board arranges
Thermometric copper binding post inside and outside pipeline, to realize the extraction of sealing and thermocouple temperature measurement line simultaneously, structure is simple, makes
It is good with effect.
As optimization technique means: mounting and installation has thermocouple temperature measuring apparatus on the cable, and thermometric lead is uniformly tied
The flange tubular body end of the thermometric copper binding post of corresponding temperature measuring point is connected to after tying up, thermometric copper binding post outer end is connected to thermometric
The interior outer end of module, thermometric copper binding post coats glass cement.Temp sensing function is reliably realized, thermometric binding post coats glass cement
Afterwards, it can effectively reduce the influence that water measures temperature.
As optimization technique means: the end part seal flange is equipped with cable identical with number of cables and portals, and is holding
The end face of portion's sealing flange is equipped with an inlet and outlet pipes interface connecting with water inlet pipe or return pipe.The setting that cable portals is just
It is passed through in cable, the setting of inlet and outlet pipes interface facilitates the connection of realization and water inlet pipe or return pipe.
As optimization technique means: cable and cable portal between be sealed by way of squeezing silicon rubber mould.
The flexible extrusion performance of silicon rubber, can increase the contact surface of silicon rubber and cable, and sealing effect is good.
As optimization technique means: the water inlet pipe and return pipe is made of ethylene propylene diene monomer (EPDM) material.Ternary second
Third rubber material has the material of preferable mechanical performance, the hydraulic pressure being able to bear under maximum flow of water amount.
As optimization technique means: every rubber hose is equal in length, and length dimension is between 4-5 meters.The size
The rubber hose of range, moderate length, easy to carry and transport.
The utility model has the advantages that taking away the heat of cable operational process generation by water compulsory circulative cooling means, make to run cable
It is chronically at lower environment temperature, avoids the excessively high influence service life of cable conductor temperature, is China's high-voltage large-capacity cable
The promotion that section conveying capacity is logged under electric energy transmission especially submarine cable compact laying situation provides scientific method.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention.
Fig. 2 is the portion A enlarged diagram in Fig. 1 of the present invention.
Fig. 3 is end part seal flange arrangement schematic diagram of the present invention.
Fig. 4 is connecting flange structure schematic diagram among the present invention.
In figure: 1- water circulating cooling processing unit；2- water inlet pipe；3- return pipe；4- cooling pipe；5- cable；401- rubber
Glue hose；402- end part seal flange；Connecting flange among 403-；40201- cable portals；40202- inlet and outlet pipes interface；
40301- flange terminal pad；40302- flange tube body；40303- spacer flanger mouth；40304- cover board；40305- thermometric copper wiring
Column.
Specific embodiment
Technical solution of the present invention is described in further detail below in conjunction with Figure of description.
As shown in Figs 1-4, a kind of submarine cable logs in a section water compulsory circulative cooling system, including water circulating cooling processing dress
1, water inlet pipe 2, return pipe 3 and cooling pipe 4 are set, water inlet pipe 2 is connected to the water outlet of water circulating cooling processing unit 1, reflux
Pipe 3 is connected to the refluxing opening of water circulating cooling processing unit 1, and cooling pipe 4 is coated at the seabed land cable 5 of compact construction
On, the both ends sealed set of cooling pipe 4, wherein one end connects water inlet pipe 2, and the other end connects return pipe 3, at water circulating cooling
Manage the standard refrigeration cycle system that device 1 is feasible system leaving water temperature and flow control.
For the ease of transport installation, cooling pipe 4 includes that more rubber hose 401, end part seal flange 402 and centre connect
Acting flange 403, the both ends of rubber hose 401 are equipped with rubber flange-interface, pass through intermediate connecting flange between rubber hose 401
403 are tightly connected, and 4 both ends of cooling pipe connect end sealing flange 402.By using spliced, when 5 cooling length of cable compared with
When big, multistage rubber hose 401 is fitted together by intermediate connecting flange 403, it is convenient to realize showing for cooling pipe 4
Field connection installation, manufactures convenient transportation.
In order to connect two rubber hose 401 and convenient for drawing thermometric line, intermediate connecting flange 403 includes the flange at both ends
Terminal pad 40301, the flange tube body 40302 between the flange terminal pad 40301 at both ends, flange tube body 40302 are equipped with
Perpendicular spacer flanger mouth 40303, spacer flanger mouth 40303 are equipped with the seal cover board 40304 to match therewith, cover board
The thermometric copper binding post 40305 being provided on 40304 inside and outside flange tube body 40302.Both ends flange terminal pad 40301 is used to
The flange-interface reserved with rubber hose 401 is docked, and spacer flanger mouth 40303 is docked with seal cover board 40304, cover board
40304 arrange the thermometric copper binding post 40305 inside and outside pipeline, to realize sealing and thermocouple temperature measurement line simultaneously
It draws, structure is simple, and using effect is good.
In order to reduce the influence that water measures temperature, mounting and installation has thermocouple temperature measuring apparatus on cable 5, and thermometric lead is equal
40302 inside end of flange tube body of the thermometric copper binding post 40305 of corresponding temperature measuring point, thermometric copper binding post are connected to after even binding
40305 outer ends are connected to temperature measurement module, and the interior outer end of thermometric copper binding post 40305 coats glass cement.Reliably realize thermometric function
Can, after thermometric binding post coats glass cement, it can effectively reduce the influence that water measures temperature.
Connection water inlet pipe 2 or return pipe 3 are passed through and facilitated for the ease of cable 5, and end part seal flange 402 is equipped with and electricity
The identical cable of 5 quantity of cable portals 40201, and one and water inlet pipe 2 or return pipe are equipped on the end face of end part seal flange 402
The inlet and outlet pipes interface 40202 of 3 connections.Portal 40201 setting of square cable passes through convenient for cable 5, inlet and outlet pipes interface 40202
Setting facilitate the connection of realization and water inlet pipe 2 or return pipe 3.
In order to obtain preferable sealing effect, side that cable 5 and cable portal between 40201 by squeezing silicon rubber mould
Formula is sealed.The flexible extrusion performance of silicon rubber, can increase the contact surface of silicon rubber Yu cable 5, and sealing effect is good.
In this example, water inlet pipe 2 and return pipe 3 are made of ethylene propylene diene monomer (EPDM) material.Ethylene propylene diene monomer (EPDM) material tool
There is the material of preferable mechanical performance, the hydraulic pressure being able to bear under maximum flow of water amount.
In this example, every rubber hose 401 is equal in length, and length dimension is 4.5 meters.The rubber hose of the size
401, moderate length, easy to carry and transport.
In this example, cover board 40304 uses pmma material, and stability is good, high mechanical strength, internal cold convenient for observation
But water flowing situation.
Cooling water flows through water inlet pipe 2 and cooling pipe 4 from water circulating cooling processing unit 1, and cable 5 is applied electric current and is generated
Heat taken away by recirculated water, then from return pipe 3 flow back into water circulating cooling processing unit 1 carry out cooling treatment after follow again
Ring is cooling, and the leaving water temperature and flow of water circulating cooling processing unit 1 can regulate and control according to the actual situation, effectively realize to compact
The cooling of the cable 5 of type construction, provides low-temperature environment to log in section cable 5, avoids logging in 5 conductor temperature of section cable excessively high
Influence service life.
It is specific implementation of the invention that a kind of submarine cable shown in figure 1 above -4, which logs in a section water compulsory circulative cooling system,
Example, has embodied substantive distinguishing features of the present invention and progress, can be under the inspiration of the present invention, right according to actual using needs
Its equivalent modifications for carrying out shape, structure etc., the column in the protection scope of this programme.
Claims (8)
1. a kind of submarine cable logs in a section water compulsory circulative cooling system, it is characterised in that: including water circulating cooling processing unit
(1), water inlet pipe (2), return pipe (3) and cooling pipe (4), the water inlet pipe (2) are connected to water circulating cooling processing unit
(1) water outlet, the return pipe (3) are connected to the refluxing opening of water circulating cooling processing unit (1), the cooling pipe
(4) it is coated on the seabed land cable (5) of compact construction, the both ends sealed set of cooling pipe (4), wherein one end connects
Water inlet pipe (2), the other end connect return pipe (3), and the water circulating cooling processing unit (1) is feasible system leaving water temperature
With the standard refrigeration cycle system of flow control.
2. a kind of submarine cable according to claim 1 logs in a section water compulsory circulative cooling system, it is characterised in that: described
Cooling pipe (4) include more rubber hose (401), end part seal flange (402) and intermediate connecting flange (403), it is described
The both ends of rubber hose (401) be equipped with rubber flange-interface, pass through intermediate connecting flange (403) between rubber hose (401)
It is tightly connected, cooling pipe (4) both ends connect end sealing flange (402).
3. a kind of submarine cable according to claim 2 logs in a section water compulsory circulative cooling system, it is characterised in that: described
Intermediate connecting flange (403) include both ends flange terminal pad (40301), positioned at both ends flange terminal pad (40301) it
Between flange tube body (40302), the flange tube body (40302) be equipped with perpendicular spacer flanger mouth (40303), in
Between flange port (40303) be equipped with the seal cover board (40304) that matches therewith, be provided on cover board (40304) and run through flanged pipe
Thermometric copper binding post (40305) inside and outside body (40302).
4. a kind of submarine cable according to claim 3 logs in a section water compulsory circulative cooling system, it is characterised in that: described
Cable (5) on mounting and installation there is thermocouple temperature measuring apparatus, thermometric lead uniformly to bundle after be connected to the thermometric of corresponding temperature measuring point
Flange tube body (40302) inside end of copper binding post (40305), thermometric copper binding post (40305) outer end are connected to temperature measurement module,
The interior outer end of thermometric copper binding post (40305) coats glass cement.
5. a kind of submarine cable according to claim 2 logs in a section water compulsory circulative cooling system, it is characterised in that: described
End part seal flange (402) be equipped with cable identical with cable (5) quantity portal (40201), in end part seal flange (402)
End face be equipped with an inlet and outlet pipes interface (40202) being connect with water inlet pipe (2) or return pipe (3).
6. a kind of submarine cable according to claim 5 logs in a section water compulsory circulative cooling system, it is characterised in that: cable
(5) portal and be sealed by way of squeezing silicon rubber mould between (40201) with cable.
7. a kind of submarine cable according to claim 1 logs in a section water compulsory circulative cooling system, it is characterised in that: described
Water inlet pipe (2) and return pipe (3) be made of ethylene propylene diene monomer (EPDM) material.
8. a kind of submarine cable according to claim 2 logs in a section water compulsory circulative cooling system, it is characterised in that: every
Rubber hose (401) are equal in length, and length dimension is between 4-5 meters.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910480753.XA CN110233463B (en) | 2019-06-04 | 2019-06-04 | Submarine cable landing section water circulation forced cooling system |
| PCT/CN2019/118984 WO2020244161A1 (en) | 2019-06-04 | 2019-11-15 | Forced water circulation cooling system for submarine communications cable landing segment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910480753.XA CN110233463B (en) | 2019-06-04 | 2019-06-04 | Submarine cable landing section water circulation forced cooling system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110233463A true CN110233463A (en) | 2019-09-13 |
| CN110233463B CN110233463B (en) | 2024-07-12 |
Family
ID=67859214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910480753.XA Active CN110233463B (en) | 2019-06-04 | 2019-06-04 | Submarine cable landing section water circulation forced cooling system |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110233463B (en) |
| WO (1) | WO2020244161A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020244161A1 (en) * | 2019-06-04 | 2020-12-10 | 国网浙江省电力有限公司舟山供电公司 | Forced water circulation cooling system for submarine communications cable landing segment |
| CN113594988A (en) * | 2021-09-30 | 2021-11-02 | 江苏南通鑫业网络科技有限公司 | Wiring device for communication transmission |
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| WO2020244161A1 (en) * | 2019-06-04 | 2020-12-10 | 国网浙江省电力有限公司舟山供电公司 | Forced water circulation cooling system for submarine communications cable landing segment |
| CN113594988A (en) * | 2021-09-30 | 2021-11-02 | 江苏南通鑫业网络科技有限公司 | Wiring device for communication transmission |
| CN113594988B (en) * | 2021-09-30 | 2021-12-07 | 江苏南通鑫业网络科技有限公司 | Wiring device for communication transmission |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110233463B (en) | 2024-07-12 |
| WO2020244161A1 (en) | 2020-12-10 |
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