CN111174551A - Ultrahigh-pressure submarine cable ground turntable drying room - Google Patents
Ultrahigh-pressure submarine cable ground turntable drying room Download PDFInfo
- Publication number
- CN111174551A CN111174551A CN202010050439.0A CN202010050439A CN111174551A CN 111174551 A CN111174551 A CN 111174551A CN 202010050439 A CN202010050439 A CN 202010050439A CN 111174551 A CN111174551 A CN 111174551A
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- China
- Prior art keywords
- air
- air chamber
- submarine cable
- heat exchanger
- tray
- 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.)
- Pending
Links
- 238000001035 drying Methods 0.000 title claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 24
- 239000010959 steel Substances 0.000 claims abstract description 24
- 238000002036 drum drying Methods 0.000 claims abstract 3
- 238000005485 electric heating Methods 0.000 claims description 10
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 6
- 239000000523 sample Substances 0.000 claims description 4
- 239000002912 waste gas Substances 0.000 claims description 4
- 239000011490 mineral wool Substances 0.000 claims description 3
- 239000002341 toxic gas Substances 0.000 claims description 3
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 claims 3
- 239000005038 ethylene vinyl acetate Substances 0.000 claims 3
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims 3
- 238000007872 degassing Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010248 power generation Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
- F26B11/18—Machines or apparatus for drying solid materials or objects with movement which is non-progressive on or in moving dishes, trays, pans, or other mainly-open receptacles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/04—Heating arrangements using electric heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/10—Heating arrangements using tubes or passages containing heated fluids, e.g. acting as radiative elements; Closed-loop systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/06—Chambers, containers, or receptacles
- F26B25/14—Chambers, containers, receptacles of simple construction
- F26B25/18—Chambers, containers, receptacles of simple construction mainly open, e.g. dish, tray, pan, rack
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention discloses an ultrahigh pressure submarine cable rotary drum drying room, which comprises a ground rotary disc, an inner cylinder air chamber and a tray air chamber, wherein the tray air chamber is arranged on the ground rotary disc and positioned outside the inner cylinder air chamber, twenty four main frameworks made of I-steel are arranged in the tray air chamber, the lower ends of the main frameworks are connected with a rotary drum, the main frameworks are fixedly connected through a plurality of channel steel, a steel plate is connected above the main frameworks, and guide holes are formed in the steel plate. According to the invention, after air in a room body is heated by the heat exchanger, the air is heated to a required temperature, then the hot air is sent into the tray air chamber and the inner barrel air chamber by the air feeder, vertically enters the gap between the cables through the flow guide holes and horizontally enters the gap between the cables, and heats the high-pressure submarine cable on the tray air chamber.
Description
Technical Field
The invention relates to the technical field of electric power submarine cables, in particular to an ultrahigh-pressure submarine cable rotary plate drying room.
Background
With the development strategy of islands and the rapid development of offshore renewable energy power generation, offshore wind power generation is rapidly expanded, and the demand of submarine high-voltage power cables is increasing. At present, the big length superhigh pressure submarine cable is made to be the trend of submarine cable development, and traditional submarine cable degasification room adopts heated air all around the degasification room, and hot-air heats outermost cable with the air contact earlier, and outermost cable heat rethread conduction mode is slowly conducted the cable of the innermost with the heat, nevertheless is not ideal to big length superhigh pressure submarine cable degasification effect.
Disclosure of Invention
The invention aims to provide the ultrahigh-pressure submarine cable floor rotary disc drying room which has the advantage of good degassing effect and aims at overcoming the defects in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
an ultra-high pressure submarine cable rotary baking room, comprising:
the periphery of the rotating disc is sealed into a house body through a plurality of square tubes and rock wool sandwich plates paved on the square tubes;
the inner cylinder air chamber comprises an annular inner railing arranged in the center of the rotating disc and an air chamber side plate connected to the inner railing, and an air supply hole is formed in the air chamber side plate from bottom to top; a first air feeder is connected below the inner cylinder air chamber through an air pipe, and a first heat exchanger is connected on the first air feeder;
the tray air chamber is arranged on the ground turntable and positioned outside the inner barrel air chamber, twenty four main frameworks which adopt I-shaped steel are arranged in the tray air chamber, the lower ends of the main frameworks are connected with the rotating disk, the main frameworks are fixedly connected through a plurality of channel steel, a steel plate is connected above the main frameworks, and guide holes are formed in the steel plate; the lower part of the tray air chamber is connected with a second air feeder and a third air feeder through air pipes, the second air feeder is connected with a second heat exchanger, the third air feeder is connected with a third heat exchanger, and the third heat exchanger is connected with an electric heating box.
Preferably, the present invention further comprises:
the waste gas detection device adopts a RBK-6000-6 type combustible/toxic gas alarm controller, is designed for a wall-mounted box body and is respectively arranged at four corners in a house body;
the methane concentration probes are respectively arranged at the upper, middle and lower parts of the air chamber of the inner cylinder;
and the temperature sensors are arranged on the outer wall of the inner barrel air chamber.
Preferably, the number of the first air blowers is two, each first air blower is connected with a first heat exchanger, and the two first air blowers are symmetrically arranged in the room body.
Preferably, the number of the second air blowers is two, each second air blower is connected with a second heat exchanger, and the two second air blowers are symmetrically arranged in the room body.
Preferably, the number of the third air blowers is two, each third air blower is connected with a third heat exchanger, each third heat exchanger is connected with an electric heating box, and the two third air blowers are symmetrically arranged in the room body.
Preferably, the periphery of the top of the house body is provided with a side platform, the periphery of the side platform is provided with a railing, and a middle platform is arranged in the side platform.
Preferably, the distance between the upper hole and the lower hole of the air supply hole is not less than 300 mm.
Preferably, the steel plate is paved with an EVA plate, and the EVA plate is provided with a diversion hole coinciding with the steel plate.
The invention has the beneficial effects that:
1. after air in the room body is heated by the heat exchanger, the air is heated to the required temperature, then the hot air is sent into the tray air chamber and the inner barrel air chamber by the air feeder, vertically enters the gap between the cables through the flow guide holes and horizontally enters the gap between the cables, and heats the high-pressure submarine cable on the tray air chamber.
2. The third heat exchanger is connected with an electric heating box, when steam heating fails and the heating system cannot stop, the electric heating box works and is sent into the tray air chamber through the third air feeder to continue to heat the submarine cable.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a cross-sectional view of the inner barrel plenum and the tray plenum;
FIG. 4 is a schematic view of an edge platform and a middle platform;
in the figure, 1-ground rotary table, 2-square tube, 3-house body, 4-inner cylinder inner chamber, 5-inner railing, 6-air chamber side plate, 7-air supply hole, 8-inner cylinder air chamber, 9-first air supply device, 10-first exchanger, 11-tray air chamber, 12-main frame, 13-channel steel, 14-steel plate, 15-guide plate, 16-second air supply device, 17-third air supply device, 18-second heat exchanger, 19-third heat exchanger, 20-electric heating box, 21-waste gas detection device, 22-methane concentration probe, 23-temperature sensor, 24-side platform, 25-railing and 26-middle platform.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, an ultra-high pressure submarine cable rotary baking room comprises:
the house is characterized by comprising a ground rotating disc 1, wherein the periphery of the ground rotating disc 1 is sealed into a house body 3 through a plurality of square tubes 2 and rock wool sandwich plates paved on the square tubes;
the inner cylinder air chamber 4 comprises an annular inner railing 5 arranged in the center of the ground turntable 1 and an air chamber side plate 6 connected to the inner railing 5, an air supply hole 7 is formed in the air chamber side plate 6 from bottom to top, and the distance between the upper hole and the lower hole of the air supply hole 7 is not less than 300 mm;
two first blowers 9 are connected below the inner cylinder air chamber 5 through an air pipe 8, the two first blowers are symmetrically arranged in the chamber body, and each first blower 9 is connected with a first heat exchanger 10;
the tray air chamber 11 is arranged on the ground turntable 1 and positioned outside the inner cylinder air chamber 4, twenty four main frameworks 12 made of I-steel are arranged in the tray air chamber 11, the lower ends of the main frameworks 12 are connected with the ground turntable 1, the main frameworks 12 are fixedly connected through a plurality of channel steel 13, a steel plate 14 is connected above the main frameworks 12, an EVA plate is laid on the steel plate 14, and the steel plate 14 and the EVA plate are provided with coincident flow guide holes 15; two second blowers 16 and two third blowers 17 are connected below the tray air chamber 11 through air pipes 8, each second blower 16 is connected with a second heat exchanger 18, each third blower 17 is connected with a third heat exchanger 19, each third heat exchanger 19 is connected with an electric heating box 20, the two second blowers 16 are symmetrically arranged in the room body 3, and the two third blowers 17 are symmetrically arranged in the room body 3;
the waste gas detection devices 21 adopt RBK-6000-6 type combustible/toxic gas alarm controllers, are designed for wall-mounted boxes and are respectively arranged at four corners in the house body 3; the detection sensitivity is high, the detection range is wide, the electronic circuit adopts the advanced microcomputer technology, the full digital signal processing is adopted, and the operation is simple and visual;
the methane concentration probes 22 are respectively arranged at the upper, middle and lower parts of the inner barrel air chamber 4 and are used for detecting the methane concentration in real time, so that an operator can know the cable degassing condition in real time;
and the temperature sensors 23 are arranged on the outer wall of the inner barrel air chamber 4 and can adjust the degassing temperature of the cable in real time according to temperature change.
Referring to fig. 4, the top of the house body 3 is provided with an edge platform 24 at the periphery, a railing 25 is arranged at the periphery of the edge platform 24, and a middle platform 26 is arranged in the edge platform 24 and used for reeling and unreeling the submarine cable.
The working principle of the invention is as follows: the internal first forced draught blower 9 that is provided with in room, be connected with first heat exchanger 10 on the first forced draught blower 9, the air-out end of first forced draught blower 9 passes through the tuber pipe and is connected with inner tube plenum 4, hot-air sends into first forced draught blower 9 through first heat exchanger 10 to carry to inner tube plenum 4 through first forced draught blower 9 and tuber pipe 8 rather than being connected, hot-air is by supreme rising down, and the space department between the submarine cable about sending to through the blast hole 7 level on the plenum curb plate 6, realize the heating of submarine cable. The second air blower 16 and the third air blower 17 deliver hot air to the tray air chamber 4, and the hot air is vertically delivered to the gap of the submarine cable through the diversion holes 15 of the steel plate at the upper part of the tray air chamber 4 and is used for compensating the submarine cable which can not be completely heated in the inner cylinder air chamber; wherein the third blower 17 is connected with a third heat exchanger and an electric heating box 20, when steam heating fails, the electric heating box 20 starts to work and continues to feed hot air into the tray air chamber 4, so as to prevent the heating system from stopping and influence degassing effect.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. An ultrahigh pressure submarine cable rotary baking house, characterized by comprising:
the periphery of the rotating disc is sealed into a house body through a plurality of square tubes and rock wool sandwich plates paved on the square tubes;
the inner cylinder air chamber comprises an annular inner railing arranged in the center of the rotating disc and an air chamber side plate connected to the inner railing, and an air supply hole is formed in the air chamber side plate from bottom to top; a first air feeder is connected below the inner cylinder air chamber through an air pipe, and a first heat exchanger is connected on the first air feeder;
the tray air chamber is arranged on the ground turntable and positioned outside the inner barrel air chamber, twenty four main frameworks which adopt I-shaped steel are arranged in the tray air chamber, the lower ends of the main frameworks are connected with the rotating disk, the main frameworks are fixedly connected through a plurality of channel steel, a steel plate is connected above the main frameworks, and guide holes are formed in the steel plate; the lower part of the tray air chamber is connected with a second air feeder and a third air feeder through air pipes, the second air feeder is connected with a second heat exchanger, the third air feeder is connected with a third heat exchanger, and the third heat exchanger is connected with an electric heating box.
2. The extra-high pressure submarine cable rotary baking house according to claim 1, further comprising:
the waste gas detection device adopts a RBK-6000-6 type combustible/toxic gas alarm controller, is designed for a wall-mounted box body and is respectively arranged at four corners in a house body;
the methane concentration probes are respectively arranged at the upper, middle and lower parts of the air chamber of the inner cylinder;
and the temperature sensors are arranged on the outer wall of the inner barrel air chamber.
3. The extra-high pressure submarine cable rotary baking room according to claim 1, wherein the number of the first air blowers is two, each first air blower is connected with a first heat exchanger, and the two first air blowers are symmetrically arranged in the room body.
4. The ultra-high pressure submarine cable rotary baking oven according to claim 1, wherein the number of the second air blowers is two, each second air blower is connected with a second heat exchanger, and the two second air blowers are symmetrically arranged in the oven body.
5. The ultra-high pressure submarine cable rotary drum drying room according to claim 1, wherein the number of the third air blowers is two, each third air blower is connected with a third heat exchanger, each third heat exchanger is connected with an electric heating box, and the two third air blowers are symmetrically arranged in the room body.
6. The ultrahigh pressure submarine cable drum-turning drying room according to claim 1, wherein side platforms are arranged around the top of the room body, railings are arranged on the peripheries of the side platforms, and a middle platform is arranged in each side platform.
7. The extra-high pressure submarine cable rotary baking house according to claim 1, wherein the distance between the upper hole and the lower hole of the blast hole is not less than 300 mm.
8. The ultrahigh pressure submarine cable rotary drum drying room according to claim 1, wherein an EVA (ethylene vinyl acetate) plate is laid on the steel plate, and the EVA plate is provided with flow guide holes coinciding with the steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010050439.0A CN111174551A (en) | 2020-01-17 | 2020-01-17 | Ultrahigh-pressure submarine cable ground turntable drying room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010050439.0A CN111174551A (en) | 2020-01-17 | 2020-01-17 | Ultrahigh-pressure submarine cable ground turntable drying room |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111174551A true CN111174551A (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010050439.0A Pending CN111174551A (en) | 2020-01-17 | 2020-01-17 | Ultrahigh-pressure submarine cable ground turntable drying room |
Country Status (1)
| Country | Link |
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| CN (1) | CN111174551A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678297A (en) * | 2020-07-02 | 2020-09-18 | 中天科技海缆有限公司 | Submarine cable degassing device and submarine cable degassing method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102751047A (en) * | 2012-07-17 | 2012-10-24 | 四川明星电缆股份有限公司 | Special degassing chamber for submarine cables |
| CN202734431U (en) * | 2012-06-15 | 2013-02-13 | 成都金卓农业股份有限公司 | Grain drying warehouse |
| CN203456176U (en) * | 2013-08-16 | 2014-02-26 | 徐逸程 | Submarine cable degassing chamber |
| CN108922696A (en) * | 2018-09-11 | 2018-11-30 | 江苏亨通高压海缆有限公司 | Degassing room for cable |
| CN211854742U (en) * | 2020-01-17 | 2020-11-03 | 江苏新利达科技有限公司 | Ultrahigh-pressure submarine cable ground turntable drying room |
-
2020
- 2020-01-17 CN CN202010050439.0A patent/CN111174551A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202734431U (en) * | 2012-06-15 | 2013-02-13 | 成都金卓农业股份有限公司 | Grain drying warehouse |
| CN102751047A (en) * | 2012-07-17 | 2012-10-24 | 四川明星电缆股份有限公司 | Special degassing chamber for submarine cables |
| CN203456176U (en) * | 2013-08-16 | 2014-02-26 | 徐逸程 | Submarine cable degassing chamber |
| CN108922696A (en) * | 2018-09-11 | 2018-11-30 | 江苏亨通高压海缆有限公司 | Degassing room for cable |
| CN211854742U (en) * | 2020-01-17 | 2020-11-03 | 江苏新利达科技有限公司 | Ultrahigh-pressure submarine cable ground turntable drying room |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678297A (en) * | 2020-07-02 | 2020-09-18 | 中天科技海缆有限公司 | Submarine cable degassing device and submarine cable degassing method |
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