CN112165024A - Water-cooling box type movable ice melting device - Google Patents
Water-cooling box type movable ice melting device Download PDFInfo
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- CN112165024A CN112165024A CN202010914693.0A CN202010914693A CN112165024A CN 112165024 A CN112165024 A CN 112165024A CN 202010914693 A CN202010914693 A CN 202010914693A CN 112165024 A CN112165024 A CN 112165024A
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- water
- ice melting
- cabin
- melting device
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- 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
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
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- 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
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/16—Devices for removing snow or ice from lines or cables
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Abstract
The invention discloses a water-cooling box type mobile ice melting device which comprises a box body, an air cooler, power electronic rectifying equipment, protecting equipment and water-cooling equipment, wherein the box body is provided with a box body; the box body is divided into a first cabin body, a second cabin body and a third cabin body which are connected in sequence and are mutually independent; the air cooler is arranged outside the box body; the power electronic rectifying equipment is arranged in the first cabin body; the protection equipment is arranged in the second cabin body; the water cooling equipment is arranged in the third cabin and comprises a water cooling body, a first pipe body, a second pipe body, a third pipe body and a fourth pipe body, wherein the first pipe body, the second pipe body, the third pipe body and the fourth pipe body are connected with the water cooling body; and the third pipe body and the fourth pipe body respectively penetrate through the box body and are led to the air cooler. Compared with the conventional air-cooled mobile ice melting device, the mobile ice melting device has the advantages of low noise, high cooling efficiency, small influence of external environment and the like, and can realize miniaturization of the mobile ice melting equipment.
Description
Technical Field
The invention belongs to the technical field of ice melting devices, and particularly relates to a water-cooling box type mobile ice melting device.
Background
The low-temperature rain and snow freezing disaster which occurs in early 2008 causes that power grid facilities in most Guizhou areas, Guangxi Guibei areas, Guangdong North-Guangdong areas and Yunnan northeast areas in the southern power grid area are seriously damaged, and the west-east power transmission is also seriously influenced. In order to improve the capability of the power grid in resisting extreme climate and major natural disasters, direct current ice melting is a feasible, economic and effective ice disaster prevention measure. The DC ice melting device adopts a silicon controlled rectifier rectification mode, and adopts the principle that a 10kV or 35kV bus AC power supply of a transformer substation is taken, and a DC ice melting power supply is provided for a power transmission line through a 12-pulse rectification device. The lead which is out of operation is short-circuited at the end part, and the short-circuited lead generates heat by using the direct current through the self impedance, so that the aim of melting ice is fulfilled, and the line is protected from being covered with ice and being crushed.
In recent years, vehicle-mounted mobile requirements for direct-current ice melting appear, the direct-current ice melting is integrated in a container in a whole set and is installed on a vehicle plate, the main cooling mode is air cooling, but the heat dissipation efficiency is low, if the air cooling mode is adopted for long-distance ice melting and mobile ice melting under a large-current working condition, the size of a rectifying device is large, a plurality of vehicles are required to be matched for use, and the field ice melting construction is complicated.
Disclosure of Invention
In order to solve the problems, the invention provides a water-cooling box type mobile ice melting device which has the advantages of low noise, high cooling efficiency, small influence of external environment and the like compared with a conventional air-cooling mobile ice melting device, and can also realize miniaturization of mobile ice melting equipment.
In order to achieve the technical purpose and achieve the technical effects, the invention is realized by the following technical scheme:
a water-cooled box-type mobile ice melting device, comprising:
the box body is divided into a first cabin body, a second cabin body and a third cabin body which are connected in sequence and are mutually independent;
the air cooler is arranged outside the box body;
the power electronic rectifying equipment is arranged in the first cabin body;
the protection equipment is arranged in the second cabin body;
the water cooling equipment is arranged in the third cabin body and comprises a water cooling body, a first pipe body and a second pipe body, wherein the first pipe body and the second pipe body are connected with the water cooling body; the second pipe body penetrates through the box body to lead to the air cooler, and hot water is conveyed to the air cooler.
Optionally, an alternating current wall bushing and a direct current wall bushing are arranged on the side wall of the first cabin body, and the alternating current wall bushing is used for accommodating an alternating current incoming line; the direct-current outlet wall bushing and the alternating-current wall bushing are arranged in parallel and used for accommodating a direct-current outlet.
Optionally, the water-cooling box type mobile ice melting device further comprises measuring equipment, wherein the measuring equipment comprises an alternating current transformer, an alternating voltage transformer, a digital voltage divider and a direct current hall sensor; the alternating current transformer and the alternating voltage transformer are connected in series at the alternating current wall bushing; the digital voltage divider and the direct current Hall sensor are connected in series with the direct current wall bushing and used for realizing measurement and protection control.
Optionally, the power electronic rectifying device includes two thyristor silicon stacks, the two thyristor silicon stacks are arranged in the middle of the first cabin body in a mirror image manner, and the top of each thyristor silicon stack is fixed on the side wall of the box body by using an insulator.
Optionally, the first tube and the second tube penetrate through the second cabin and enter the first cabin, and then are divided into two paths, which are respectively led to corresponding thyristor silicon stacks in the power electronic rectifying equipment.
Optionally, the power electronic rectifying device further includes two anode reactor towers, the two anode reactor towers are respectively arranged on one side of the thyristor silicon stack in a mirror image manner, a three-layer stacked manner is adopted, and each layer respectively includes an installation frame and an anode reactor unit.
Optionally, the upper two layers of the anode reactor tower are fixed to the first cabin by using insulators.
Optionally, the protection device includes a control protection cabinet, and a gap exists between the control protection cabinet and the second cabin.
Optionally, a first detachable panel is arranged on a side plate shared by the second cabin and the first cabin; the third cabin body is provided with a second detachable panel on the side plate shared by the second cabin body, and the third cabin body is also provided with a box door arranged opposite to the second detachable panel.
Optionally, the water-cooling box type mobile ice melting device further comprises a vehicle, the box body is arranged on the vehicle, and the air cooler is arranged between the head of the vehicle and the box body.
Compared with the prior art, the invention has the beneficial effects that:
compared with the conventional air-cooling mobile ice melting device, the water-cooling box type mobile ice melting device provided by the invention has the advantages of low noise, high cooling efficiency, small influence of external environment and the like, and can realize miniaturization of equipment for mobile ice melting.
The internal equipment of the box body is arranged in a mirror image mode, so that the central axis position of the box body is favorably and fully utilized for wiring, the space utilization rate is high, and the structural layout is compact.
The top or the upper part of the equipment of the tower structure is fixedly supported by the insulator, so that the structural stability is improved, the tower structure can adapt to the integral transportation of a complex road surface, the disassembly and the assembly before and after the operation are not needed, and the ice melting efficiency of an engineering site is improved.
The detachable panel is arranged, so that the operation space can be increased during maintenance, and the effect of keeping safe isolation during operation is realized. Meanwhile, enough overhaul spaces of equipment such as a silicon stack and a water cooling system are reserved, and later-period daily overhaul and maintenance of each piece of equipment are facilitated.
All the equipment are arranged on the box body, and the box body is arranged on a vehicle, so that the ice melting equipment can flexibly move according to the ice melting requirement, and the use places of the complete equipment are diversified.
Drawings
In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the present disclosure taken in conjunction with the accompanying drawings, in which:
FIG. 1 is a general layout diagram of the box body of the water-cooling box type mobile ice melting device of the invention;
FIG. 2 is a schematic view of the arrangement of vehicles in the water-cooling box type mobile ice melting device of the invention;
FIG. 3 is an electrical schematic diagram of the water-cooled box type mobile ice melting apparatus of the present invention;
wherein:
1-alternating current wall bushing, 2-direct current wall bushing, 3-thyristor silicon stack, 4-insulator, 5-anode reactor tower, 6-control protection screen cabinet, 7-first side plate, 8-first detachable panel, 9-second side plate, 10-second detachable panel, 11-water cooling body, 12-box door, 13-support steel beam, 14-first pipe, 15-second pipe and 16-air cooler.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the scope of the invention.
The following detailed description of the principles of the invention is provided in connection with the accompanying drawings.
As shown in fig. 1-2, the present invention provides a water-cooled box type mobile ice melting device, comprising:
the box body is divided into a first cabin body, a second cabin body and a third cabin body which are connected in sequence and are mutually independent, namely, a shared side plate is arranged among the first cabin body, the second cabin body and the third cabin body; the first cabin body, the second cabin body and the third cabin body respectively correspond to the cabin A, the cabin B and the cabin C in the figure 1;
the air cooler 16 is arranged outside the box body;
the power electronic rectifying equipment is arranged in the first cabin body;
the protection equipment is arranged in the second cabin body;
the water cooling equipment is arranged in the third cabin and comprises a water cooling body 11, and a first pipe body 14, a second pipe body, a third pipe body 15 and a fourth pipe body which are connected with the water cooling body 11, wherein the first pipe body 14 and the second pipe body respectively penetrate through the second cabin and enter the first cabin to be led to a thyristor silicon stack in the power electronic rectifying equipment; the third pipe body 15 and the fourth pipe body respectively penetrate through the box body and are led to an air cooler 16; in the specific implementation process, the first pipe body 14 conveys cold water in the water-cooling body to the thyristor silicon stack, the cold water is changed into hot water after passing through the thyristor silicon stack, the second pipe body conveys the hot water back to the water-cooling body 11, the third pipe body 15 conveys the hot water to the air cooler, the hot water is cooled by the air cooler to form cold water, and finally the fourth pipe body conveys the cold water to the water-cooling body.
In a specific embodiment of the present invention, as shown in fig. 1, an ac wall bushing 1 and a dc wall bushing 2 are disposed on a side wall of the first cabin, and the ac wall bushing 1 is used for accommodating an ac incoming line; the direct current wall bushing 2 and the alternating current wall bushing 1 are arranged in parallel and used for accommodating direct current outgoing lines. In specific implementation, the alternating-current wall bushing 1 is horizontally arranged on the side face of the end part of the box body in a straight shape, and the direct-current wall bushing 2 is arranged above the alternating-current wall bushing 1. The water-cooling box type mobile ice melting device also comprises measuring equipment, wherein the measuring equipment comprises an alternating current transformer, an alternating voltage transformer, a digital voltage divider and a direct current Hall sensor; the alternating current transformer and the alternating voltage transformer are both connected in series at the alternating current wall bushing 1; the digital voltage divider and the direct current Hall sensor are connected in series with the direct current wall bushing 2 and used for realizing measurement and protection control.
In a specific embodiment of the present invention, as shown in fig. 1, the power electronic rectifying device includes two thyristor silicon stacks 3, the two thyristor silicon stacks 3 are arranged in the middle of the first cabin in a mirror image manner, and the top of each thyristor silicon stack 3 is fixed on the side wall of the box body by using an insulator 4; the first tube body 14 and the second tube body are equally divided into two paths after penetrating through the second cabin body and respectively led to the corresponding thyristor silicon stacks 3 in the power electronic rectifying equipment; the power electronic rectifying equipment further comprises two anode reactor towers 5, wherein the two anode reactor towers 5 are respectively arranged on one side of the thyristor silicon stack 3 in a mirror image mode, a three-layer stacked mode is adopted, and each layer respectively comprises an installation frame and an anode reactor unit; the inside branch equipment of case is the mirror image and arranges, is favorable to make full use of box axis position to walk the line, and space utilization is high, and structural layout is compact.
In the specific implementation process, in order to meet the overall transportation requirement, the upper two layers of the anode reactor tower 5 are fixed on the box body by adopting the insulators 4; preferably, the upper two layers of the anode reactor tower 5 are fixed on a supporting steel beam 13 in the middle of the box body by adopting an insulator 4.
In a specific embodiment of the present invention, the protection device includes a control protection cabinet 6, a gap exists between the control protection cabinet 6 and the second cabin, and in addition, a sufficient space is left behind the control protection cabinet 6 for wiring, maintenance and water cooling pipeline arrangement. The protection device also comprises a lightning arrester FV.
In an embodiment of the invention, a first detachable panel 8 is provided on a common side plate of the second chamber and the first chamber, so that a person can maintain a valve or the like on a water cooling pipeline across the chambers. And a second detachable panel 10 is arranged on the side plate shared by the third cabin body and the second cabin body, so that the personnel can maintain the third cabin body, and a box door 12 which is opposite to the second detachable panel 10 is also arranged on the third cabin body.
In a specific embodiment of the invention, the water-cooling box type mobile ice melting device further comprises a vehicle, the box body is arranged on the vehicle, and the air cooler 16 is arranged between the head of the vehicle and the box body.
As shown in fig. 3, which is an electrical schematic diagram of the mobile ice melting device, ABC is generally a 10kV alternating current power supply incoming line, which enters a rectifier device such as a thyristor silicon stack V and a reactor L after passing through a wall bushing, so as to change a three-phase alternating current into a two-phase direct current, and then is connected to commutation switches Q11 to Q14 through copper bars, so as to realize ice melting line switching between the direct current LA to LC three phases by controlling the switching of the commutation switches, and the LA to LC is connected to a line with a high voltage level (e.g., 110kV, 220kV or higher), and the line is heated by a large direct current to achieve the ice melting effect. In the loop, a current transformer CT and a star-connected or angle-connected voltage transformer PT are connected in series at the AC wall bushing, and a digital voltage divider Ud, a current transformer HLA and other sensors are arranged at the DC side and used for measuring and protecting and controlling the line.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A water-cooling tank type mobile ice melting device is characterized by comprising:
the box body is divided into a first cabin body, a second cabin body and a third cabin body which are connected in sequence and are mutually independent;
the air cooler is arranged outside the box body;
the power electronic rectifying equipment is arranged in the first cabin body;
the protection equipment is arranged in the second cabin body;
the water cooling equipment is arranged in the third cabin and comprises a water cooling body, a first pipe body, a second pipe body, a third pipe body and a fourth pipe body, wherein the first pipe body, the second pipe body, the third pipe body and the fourth pipe body are connected with the water cooling body; and the third pipe body and the fourth pipe body respectively penetrate through the box body and are led to the air cooler.
2. The water-cooled box type mobile ice melting device according to claim 1, characterized in that: an alternating current wall bushing and a direct current wall bushing are arranged on the side wall of the first cabin body, and the alternating current wall bushing is used for accommodating alternating current incoming wires; the direct-current outlet wall bushing and the alternating-current wall bushing are arranged in parallel and used for accommodating a direct-current outlet.
3. The water-cooled box type mobile ice melting device according to claim 2, characterized in that: the water-cooling box type mobile ice melting device also comprises measuring equipment, wherein the measuring equipment comprises an alternating current transformer, an alternating voltage transformer, a digital voltage divider and a direct current Hall sensor; the alternating current transformer and the alternating voltage transformer are connected in series at the alternating current wall bushing; the digital voltage divider and the direct current Hall sensor are connected in series with the direct current wall bushing and used for realizing measurement and protection control.
4. The water-cooled box type mobile ice melting device according to claim 1, characterized in that: the power electronic rectifying equipment comprises two thyristor silicon stacks, the two thyristor silicon stacks are arranged in the middle of the first cabin body in a mirror image mode, and the top of each thyristor silicon stack is fixed on the side wall of the box body through an insulator.
5. The water-cooled box type mobile ice melting device according to claim 4, characterized in that: the first tube body and the second tube body penetrate through the second cabin body to enter the first cabin body and then are divided into two paths, and the two paths are respectively led to corresponding thyristor silicon stacks in the power electronic rectifying equipment.
6. The water-cooled box type mobile ice melting device according to claim 4, characterized in that: the power electronic rectifying equipment further comprises two anode reactor towers, wherein the two anode reactor towers are arranged on one side of the thyristor silicon stack in a mirror image mode respectively, a three-layer stacked mode is adopted, and each layer comprises an installation frame and an anode reactor unit.
7. The water-cooled box type mobile ice melting device according to claim 6, characterized in that: and the upper two layers of the anode reactor tower are fixed on the first cabin body by adopting insulators.
8. The water-cooled box type mobile ice melting device according to claim 1, characterized in that: the protection equipment comprises a control protection screen cabinet, and a gap exists between the control protection screen cabinet and the second cabin body.
9. The water-cooled box type mobile ice melting device according to claim 1, characterized in that: a first detachable panel is arranged on a side plate shared by the second cabin body and the first cabin body; the third cabin body is provided with a second detachable panel on the side plate shared by the second cabin body, and the third cabin body is also provided with a box door arranged opposite to the second detachable panel.
10. The water-cooled box type mobile ice melting device according to claim 1, characterized in that: the water-cooling box type mobile ice melting device further comprises a vehicle, the box body is arranged on the vehicle, and the air cooler is arranged between the vehicle head and the box body of the vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010914693.0A CN112165024A (en) | 2020-09-03 | 2020-09-03 | Water-cooling box type movable ice melting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010914693.0A CN112165024A (en) | 2020-09-03 | 2020-09-03 | Water-cooling box type movable ice melting device |
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| Publication Number | Publication Date |
|---|---|
| CN112165024A true CN112165024A (en) | 2021-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010914693.0A Pending CN112165024A (en) | 2020-09-03 | 2020-09-03 | Water-cooling box type movable ice melting device |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1384593A (en) * | 2002-06-07 | 2002-12-11 | 清华大学 | Bridge arm through protecting system for 6KV three-level integrated gate phase-changing thyristor inverter |
| CN101325322A (en) * | 2008-04-09 | 2008-12-17 | 国网直流工程建设有限公司 | AC line-feeding deicing connection plan for current-exchanging station |
| CN101478136A (en) * | 2009-01-23 | 2009-07-08 | 中国科学院电工研究所 | Microwave de-icing apparatus and de-icing method for electric power facilities |
| CN201430400Y (en) * | 2009-06-29 | 2010-03-24 | 许继集团有限公司 | Movable DC thawing device |
| CN102315615A (en) * | 2011-05-19 | 2012-01-11 | 南方电网科学研究院有限责任公司 | Vehicular DC (Direct Current) ice melting device and protection method thereof |
| CN102354942A (en) * | 2011-10-20 | 2012-02-15 | 贵州电网公司输电运行检修分公司 | High-pressure DC (direct current) ice melting device |
-
2020
- 2020-09-03 CN CN202010914693.0A patent/CN112165024A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1384593A (en) * | 2002-06-07 | 2002-12-11 | 清华大学 | Bridge arm through protecting system for 6KV three-level integrated gate phase-changing thyristor inverter |
| CN101325322A (en) * | 2008-04-09 | 2008-12-17 | 国网直流工程建设有限公司 | AC line-feeding deicing connection plan for current-exchanging station |
| CN101478136A (en) * | 2009-01-23 | 2009-07-08 | 中国科学院电工研究所 | Microwave de-icing apparatus and de-icing method for electric power facilities |
| CN201430400Y (en) * | 2009-06-29 | 2010-03-24 | 许继集团有限公司 | Movable DC thawing device |
| CN102315615A (en) * | 2011-05-19 | 2012-01-11 | 南方电网科学研究院有限责任公司 | Vehicular DC (Direct Current) ice melting device and protection method thereof |
| CN102354942A (en) * | 2011-10-20 | 2012-02-15 | 贵州电网公司输电运行检修分公司 | High-pressure DC (direct current) ice melting device |
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Application publication date: 20210101 |
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