CN201853959U - Deicing vehicle with high-temperature low-pressure hot wind combined with low-temperature high-pressure hot wind - Google Patents
Deicing vehicle with high-temperature low-pressure hot wind combined with low-temperature high-pressure hot wind Download PDFInfo
- Publication number
- CN201853959U CN201853959U CN2010205376691U CN201020537669U CN201853959U CN 201853959 U CN201853959 U CN 201853959U CN 2010205376691 U CN2010205376691 U CN 2010205376691U CN 201020537669 U CN201020537669 U CN 201020537669U CN 201853959 U CN201853959 U CN 201853959U
- Authority
- CN
- China
- Prior art keywords
- temperature
- hot wind
- low
- pressure hot
- pressure
- 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 - Lifetime
Links
Images
Landscapes
- Air-Conditioning For Vehicles (AREA)
Abstract
The utility model relates to a deicing vehicle with high-temperature low-pressure hot wind combined with low-temperature high-pressure hot wind. The deicing vehicle is characterized in that deicing is carried out by combining the high-temperature low-pressure hot wind with the low-temperature high-pressure hot wind, the high-temperature low-pressure hot wind is generated by a high-power air heater, the low-temperature high-pressure hot wind is generated by a piston air compressor, the high-power air heater and the piston air compressor are fixedly combined with the vehicle, and an insulating wind-guiding pipe is supported through a rotatable telescopic support; the temperature of the high-temperature low-pressure hot wind is adjustable within the range from 120 DEG C to 150 DEG C, the wind speed is adjustable within the range from 1 meter per second to 30 meters per second, the diameter of an outlet of the insulating wind-guiding pipe is adjustable within the range from 200 millimeters to 230 millimeters, the temperature of the low-temperature high-pressure hot wind is adjustable within the range from 1 DEG C to 10 DEG C, and the wind pressure is adjustable within the range from 1 Megapascal to 3 Megapascal. The deicing vehicle with the high-temperature low-pressure hot wind combined with the low-temperature high-pressure hot wind is beneficial to the fast removal of ice coatings with different thicknesses and temperature.
Description
Technical field
Utility model relates to the equipment of the anti-icing and deicing of a kind of transformer station, is specifically related to high-temperature low-pressure and cryogenic high pressure combined hot wind deicing car, belongs to the area of maintenance of transformer station.
Background technology
Plurality of devices or device are arranged in the transformer station, as insulator, sleeve pipe, pipe mother, switches set, bank of filters etc., icing on these equipment or the device is one of natural calamity of electric power system, the fault restoration work difficulty that is caused by icing is big, the cycle long, the power failure influence area is wide, be unfavorable for safe operation of power system, be to need the difficult point problem that solves in the industry always.
Anti-icing and the de-icing method of present domestic transformer station can be divided into heating power deicing method, machinery open ice method, natural force deicing method, material deicing method etc., the machinery method of opening ice is exactly to produce the method that mechanical force is directly removed the icing on lead, insulator or the power transmission and transforming equipment by various means, be mainly manually or manually by the simple tool deicing, dangerous big, efficient is low, easily post insulator is caused damage; The natural force deicing method is exactly the passive method that relies on wind, terrestrial gravitation, random scatter and variations in temperature etc. to deice, and is wayward; The material deicing method has the chemical coating deicing method, with hydrophobicity with hate ice property solid coating that lead, insulator or power transmission and transforming equipment are carried out anti-icing processing, but loses effectiveness in time gradually; The heating power deicing method mainly is to be used for the circuit deicing, and that is that all right at present is ripe.
China's utility application (application number: 200820070175.X, title: the hair drier that is used for deicing), a kind of hair drier that is used for deicing is provided, this hair-dryer is tube connector and the ajutage that increases bending arbitrarily on the basis of electric fan and electrothermal tube, the cold wind that electric fan is blown out blows out by ajutage after the electrothermal tube heating, so that the hand-held ajutage of staff is implemented the deicing operation to the power equipment that freezes.This utility model invention is not pointed out not draw hot wind deicing effect and live line working feasibility by theory analysis, simulation calculation and test etc. at the concrete grammar of power transformation station equipment icing deicing and definite wind speed, air quantity or wind-warm syndrome data yet.
Therefore, for the charged deicing of transformer station, be necessary actual conditions at the device generation icing on China 110kV～500kV substation equipment and these equipment, study the charged deicing technology of transformer station safely and effectively, prevent to break down behind transformer station's icing, improve the safety operation level of transformer station under the freezing condition of sleet, have huge economy and social benefit.
Summary of the invention
The purpose of utility model is to provide high-temperature low-pressure and cryogenic high pressure combined hot wind deicing car, it adopts the principle of heating power deicing, with transformer station's post insulator deicing is that example is set up the engineering calculation model, draw its result of calculation, then based on the engineering calculation result, set up the numerical simulation model of hot wind deicing method, and provided two dimensional model result of calculation and three-dimensional simplified result of calculation, and three-dimensional realistic model result of calculation.And carry out repeatedly deicing in amblent air temperature laboratory and test, it is effective all to draw hot wind deicing, and the conclusion that the live line working feasibility is high generally is applicable to 110kV～charged ice-melt of 500kV transformer station, plays the transforming plant protecting effect.
The technical scheme of utility model is: high-temperature low-pressure and cryogenic high pressure combined hot wind deicing car, it is characterized in that: with high-temperature low-pressure and cryogenic high pressure combined hot wind deicing, high-temperature low-pressure hot wind is produced by high-power air-heater, low-temperature high-pressure hot wind is produced by piston type air compressor, high-power air-heater and piston type air compressor and car secure bond, the insulation guide duct is supported by rotatable telescope support;
The high-temperature low-pressure hot wind temperature is adjustable between 120 ℃～150 ℃, wind speed is adjustable between 1m/s～30m/s, insulation guide duct outlet diameter is adjustable between 200mm～230mm, and the low-temperature high-pressure hot wind temperature is adjustable between 1 ℃～10 ℃, blast is adjustable between 1MPa～3MPa.Help removing fast the icing of different-thickness and temperature.
The operation principle of utility model is: for equipment such as post insulators in the transformer station, owing to can not rely on the line current ice-melt of generating heat itself, the thermal ice-melting method mainly adopts the mode of external heat source, give the heating of the icing on the devices such as station equipment or insulator, its thawing is come off, the method deicing fast that utilizes high-temperature low-pressure hot wind to combine with low-temperature high-pressure hot wind, the power consumption of reduction deicing equipment.High-temperature low-pressure hot wind firing equipment and low-temperature high-pressure hot wind firing equipment and locomotive secure bond improve the efficient of deicing greatly.
The beneficial effect of utility model is: utility model proposes the applicable technology and the measure of converting equipment anti-icing and deicing, filled up the blank of China transformer station de-icing method, achievement in research can be widely used in 110kV～charged ice-melt of 500kV transformer station, has very large economy and social benefit.
Description of drawings
Accompanying drawing 1 is that the high-power air-heater of utility model embodiment combines with air compressor icing insulator heating schematic diagram.
Embodiment
Below in conjunction with accompanying drawing utility model embodiment is described further:
Description of symbols in the accompanying drawing 1: car 1, high-power air-heater 2, piston type air compressor 3, insulation guide duct A4, insulation guide duct B5, support A6, support B7, insulator 8.
Among Fig. 1, high-power air-heater 2 and piston type air compressor 3 fixed placement are on locomotive 1, and rotatable telescope support A6 supports insulation guide duct 4, and rotatable telescope support B7 supports insulation guide duct B5.
In the accompanying drawing 1, high-power air-heater 2 is used to produce high-temperature low-pressure hot wind, it is made of two parts, one is air blast, two is electric heating equipment, the parameter of high-power air-heater commonly used is generally air outlet diameter 200mm～230mm, 120 ℃～150 ℃ of hot air temperatures, wind speed 7m/s～15m/s, blower power 3kW in the present embodiment, adopt mode of frequency regulation control motor speed, thereby control air-heater outlet wind speed, electric heating equipment power 60kW, the wind heating of adopting the nickel chromium triangle heater strip to blow out to air blast, heating part has special-purpose temperature control device, can control hot air temperature.
Piston type air compressor 3 is used to produce low temperature high pressure gas, and in the present embodiment, the temperature of low temperature hot blast is controlled between 1 ℃～10 ℃ adjustable, and pressure parameter is selected between 1MPa～3MPa.The air compression acc power is 15kW, and air inflow is 1.5m
3/ min, exhaust pressure is 2MPa.
By adjusting the parameter of high-power air-heater 2 of control and piston air compressor 3, thereby technical parameters such as the temperature of control hot blast, wind speed, in the present embodiment, 140 ℃ of high-temperature low-pressure hot wind temperature, wind speed 11m/s, the low-temperature high-pressure hot wind temperature is 3～5 ℃, and pressure is 1.5MPa; Piston type air compressor 3 and high-power air-heater 2 be placed on icing equipment near, the insulation guide duct A4 of two equipment, B5 air outlet outer wall are at a distance of 5cm～10cm, vertical placement or horizontal positioned all can, but make low-temperature high-pressure hot wind and high-temperature low-pressure hot wind brush a place of icing equipment simultaneously, distance between outlet of insulation guide duct and the icing equipment should be in 10cm～20cm scope, to insulate during work guide duct A4, B5 aims at the icing place on icing insulator 8 surfaces, slowly move, make the low temperature hot blast of air outlet can evenly brush the icing equipment surface.Adopting high-temperature low-pressure hot wind gas to brush in the process of insulator surface icing, make icing equipment surface icing thermally equivalent on the one hand, icing on the quick thawing equipment, and the supercooled water that equipment is caught drips off pervaporation, cause adhesion between the two to weaken owing to ice sheet is different with the expanded by heating coefficient of insulator on the other hand, and this moment, under the souring of low temperature high pressure gas to the equipment surface icing, icing integral body is come off, high-temperature low-pressure hot wind combines with low-temperature high-pressure hot wind, reaches quick deicing effect.
High-temperature low-pressure hot wind firing equipment and low-temperature high-pressure hot wind firing equipment and locomotive secure bond can move in the power station fast, improve the efficient of deicing greatly.
Claims (1)
1. high-temperature low-pressure and cryogenic high pressure combined hot wind deicing car, it is characterized in that: with high-temperature low-pressure and cryogenic high pressure combined hot wind deicing, high-temperature low-pressure hot wind is produced by high-power air-heater, low-temperature high-pressure hot wind is produced by piston type air compressor, high-power air-heater and piston type air compressor and car secure bond, the insulation guide duct is supported by rotatable telescope support;
The high-temperature low-pressure hot wind temperature is adjustable between 120 ℃～150 ℃, wind speed is adjustable between 1m/s～30m/s, insulation guide duct outlet diameter is adjustable between 200mm～230mm, and the low-temperature high-pressure hot wind temperature is adjustable between 1 ℃～10 ℃, blast is adjustable between 1MPa～3MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205376691U CN201853959U (en) | 2010-09-21 | 2010-09-21 | Deicing vehicle with high-temperature low-pressure hot wind combined with low-temperature high-pressure hot wind |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205376691U CN201853959U (en) | 2010-09-21 | 2010-09-21 | Deicing vehicle with high-temperature low-pressure hot wind combined with low-temperature high-pressure hot wind |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201853959U true CN201853959U (en) | 2011-06-01 |
Family
ID=44096341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205376691U Expired - Lifetime CN201853959U (en) | 2010-09-21 | 2010-09-21 | Deicing vehicle with high-temperature low-pressure hot wind combined with low-temperature high-pressure hot wind |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201853959U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105882998A (en) * | 2016-04-26 | 2016-08-24 | 郭玉 | Hot-air quick defrosting vehicle |
| CN110779577A (en) * | 2019-11-12 | 2020-02-11 | 国网湖南省电力有限公司 | Method and system for acquiring ice melting technical parameters of hot water deicing system |
| CN113328375A (en) * | 2021-04-21 | 2021-08-31 | 云南电网有限责任公司昭通供电局 | Method and device for maintaining outdoor power equipment |
-
2010
- 2010-09-21 CN CN2010205376691U patent/CN201853959U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105882998A (en) * | 2016-04-26 | 2016-08-24 | 郭玉 | Hot-air quick defrosting vehicle |
| CN110779577A (en) * | 2019-11-12 | 2020-02-11 | 国网湖南省电力有限公司 | Method and system for acquiring ice melting technical parameters of hot water deicing system |
| CN113328375A (en) * | 2021-04-21 | 2021-08-31 | 云南电网有限责任公司昭通供电局 | Method and device for maintaining outdoor power equipment |
| CN113328375B (en) * | 2021-04-21 | 2022-05-27 | 云南电网有限责任公司昭通供电局 | Method and device for maintaining outdoor power equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201838919U (en) | High-temperature low-pressure hot air deicing car | |
| CN101483330B (en) | Microwave hot vapor de-icing apparatus and de-icing method | |
| CN202042809U (en) | Low-temperature and high-voltage hot- blast deicing vehicle | |
| CN101707330B (en) | High-temperature low-pressure and low-temperature high-pressure combined hot wind deicing method for transformer substation | |
| CN101806850A (en) | Climate environment simulation test method | |
| CN201853959U (en) | Deicing vehicle with high-temperature low-pressure hot wind combined with low-temperature high-pressure hot wind | |
| CN101707329A (en) | High-temperature low-pressure hot wind deicing method for transformer substation | |
| CN201374536Y (en) | Substation deicer | |
| CN105977895A (en) | Ice melting device and method for electric transmission and distribution circuit in winter | |
| CN103401201B (en) | A kind of de-icing method of high-voltage power transmission cable | |
| CN202210638U (en) | Deicing device for transformer substation | |
| CN202000296U (en) | Steam deicing and ice-melting vehicle with power supply | |
| CN105044290A (en) | Device for anti-freezing performance testing of anti-freezing coating of wind generating set blade | |
| CN203690860U (en) | Device for removing icing on power transmission line | |
| CN109063385B (en) | Method for optimizing parameters of deicing air pipe by electrified hot air | |
| CN101707328A (en) | Low-temperature high-pressure hot wind deicing method for transformer substation | |
| CN107465163B (en) | A kind of long-range deicer of high-voltage line | |
| CN102074905B (en) | Turbine jet deicing vehicle for high-voltage electrical equipment of substation | |
| CN203366837U (en) | High voltage power transmission cable, and deicing device for same | |
| CN203452982U (en) | Combined mechanism of icing detection and deicing operation for wind turbine blade | |
| CN204271594U (en) | A kind of swing conducting wire deicing snow device | |
| CN201436753U (en) | Live thermal ice-thawing device | |
| CN109146198B (en) | Hot air deicing parameter optimization method | |
| CN109888710B (en) | Deicing method and system for power equipment | |
| CN203387139U (en) | Thermal ice melting device for power using system of 35kV substation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110601 |