CN111504835A - Road surface low-temperature anti-icing simulation test device - Google Patents
Road surface low-temperature anti-icing simulation test device Download PDFInfo
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- CN111504835A CN111504835A CN202010422998.XA CN202010422998A CN111504835A CN 111504835 A CN111504835 A CN 111504835A CN 202010422998 A CN202010422998 A CN 202010422998A CN 111504835 A CN111504835 A CN 111504835A
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- 238000012360 testing method Methods 0.000 title claims abstract description 163
- 238000004088 simulation Methods 0.000 title claims abstract description 31
- 238000007405 data analysis Methods 0.000 claims abstract description 40
- 238000009413 insulation Methods 0.000 claims abstract description 38
- 239000000463 material Substances 0.000 claims abstract description 24
- 238000012806 monitoring device Methods 0.000 claims abstract description 17
- 238000012544 monitoring process Methods 0.000 claims abstract description 6
- 238000005303 weighing Methods 0.000 claims description 27
- 238000005507 spraying Methods 0.000 claims description 21
- 238000003860 storage Methods 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 230000003075 superhydrophobic effect Effects 0.000 claims description 5
- 230000010100 anticoagulation Effects 0.000 claims 6
- 238000007710 freezing Methods 0.000 abstract description 32
- 230000008014 freezing Effects 0.000 abstract description 8
- 238000012545 processing Methods 0.000 description 15
- 238000004458 analytical method Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 238000002844 melting Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
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Abstract
The invention discloses a road surface low-temperature anti-freezing simulation test device, which relates to the technical field of road anti-freezing tests, and adopts the technical scheme that: the system comprises a heat insulation test box and an external system, wherein a low-temperature environment simulation system, a test specimen and a data acquisition system are arranged in the heat insulation test box; the external system comprises a data analysis system and an accessory device; an ice layer thickness monitoring device for monitoring the thickness of an ice layer on the surface of the test specimen is embedded in the surface of the test specimen, and the ice layer thickness monitoring device is connected with a data analysis system; and the top end outside the heat insulation test box is provided with an early warning device connected with a data analysis system. The device can accurately simulate various freezing conditions of various regions, can visually describe the freezing condition on the surface of the test piece through a data curve and an image analyzed by data analysis, is convenient for evaluating the performance of the anti-freezing material, is intelligent, is simple to operate, can save a large amount of manpower, material resources, financial resources and time, and is convenient to popularize.
Description
Technical Field
The invention relates to the technical field of road anti-freezing tests, in particular to a road surface low-temperature anti-freezing simulation test device.
Background
Most of China interior belongs to ice and snow areas, and the problem of snow accumulation and icing on the road surface is common. In the early winter and the early spring of the ice and snow area and in the winter of the middle part, the temperature and the humidity alternate day and night, and under the action of temperature, humidity and vehicle load, a thin ice layer is easily formed on a road surface, so that the traffic safety of roads is influenced. In view of the harm of the ice layer on the road surface, various active snow and ice melting methods are researched by various national scholars, which are roughly divided into three types of thermodynamics, physics and chemistry, and the snow and ice melting materials are various in types and have different properties.
At present, the evaluation of the anti-freezing effect of the snow-melting and deicing material in actual pavement conditions mainly comprises test road observation and indoor tests. Although the experimental road observation is more practical, a large amount of manpower, material resources and financial resources are consumed generally, and the indoor experiment is more economical and feasible. However, at present, no uniform test device can visually reflect the quality of the anti-icing performance of the material, researchers spend a lot of time to perform complicated steps to observe specific effects, the precision is insufficient, and the time is wasted.
Disclosure of Invention
The invention aims to provide a pavement low-temperature anti-freezing simulation test device which can accurately simulate various freezing conditions of various regions and visually describe the freezing condition of the surface of a test piece through a data curve and an image analyzed by data, so that the performance of an anti-freezing material can be evaluated conveniently, and the test device is intelligent, simple to operate, capable of saving a large amount of manpower, material resources, financial resources and time and convenient to popularize.
The technical purpose of the invention is realized by the following technical scheme: a road surface low-temperature anti-icing simulation test device comprises a heat insulation test box and an external system arranged outside the heat insulation test box, wherein a low-temperature environment simulation system used for simulating a low-temperature environment, a test system used for placing a test piece, the test piece detachably connected with the test system and a data acquisition system used for acquiring test data are arranged inside the heat insulation test box; the external system comprises a data analysis system and an accessory device which are connected with the data acquisition system; an ice layer thickness monitoring device for monitoring the thickness of an ice layer on the surface of the test specimen is embedded in the surface of the test specimen, and the ice layer thickness monitoring device is connected with a data analysis system; and the top end outside the heat insulation test box is provided with an early warning device connected with a data analysis system.
By adopting the technical scheme, when in test, the prepared test piece containing the anti-freezing material with equal mass and the compared test piece are simultaneously placed on the placing and weighing platform, then the meteorological data of the simulated area stored in the data analysis system is inquired, and the required freezing environment is created by the low-temperature environment simulation system through simulation according to the meteorological data of the simulated area; the data acquisition system is convenient for acquiring test data information and test specimen surface image data information in the test process in real time, and then the data acquisition system transmits the acquired test data information and the test specimen surface image data information to the data analysis system for analysis and processing to obtain a data change curve and image data reflecting the icing condition of the test specimen surface; the thickness information data of the ice layer on the surface of the test specimen can be monitored in real time through the ice layer thickness monitoring device, the thickness information data of the ice layer on the surface of the test specimen, which are monitored in real time, are transmitted to the data analysis system, when the thickness of the ice layer on the surface of the test specimen reaches the preset thickness in the data analysis system, the early warning device is automatically started to work, the low-temperature anti-freezing simulation test of the pavement is stopped, and all the previous information data are automatically stored in the data analysis system; through this anti-freezing simulation test device of road surface low temperature, can accurately simulate various frozen ice conditions in each district to can describe through data curve and the image that data analysis goes out the frozen ice condition on test piece surface directly perceivedly, thereby be convenient for evaluate the good and bad of anti-freezing material performance, and testing arrangement is intelligent, and easy operation can practice thrift a large amount of manpower, materials and financial resources and time, the facilitate promotion.
The invention is further configured to: the low-temperature environment simulation system comprises a temperature regulator, a spraying controller and an air blower, wherein the temperature regulator is installed on the side wall of the heat insulation test box, the spraying controller is installed at the center of the top end of the heat insulation test box, and the air blower is installed at the top end of the heat insulation test box.
By adopting the technical scheme, the temperature in the heat insulation test box is convenient to adjust and control through the temperature regulator; the spraying controller is convenient for spraying water mist into the heat insulation test box; wind power meteorological conditions can be conveniently simulated through the blower; various ice-freezing climates can be conveniently simulated in the heat insulation test box through the temperature regulator, the spraying controller and the air blower.
The invention is further configured to: the accessory device comprises a water storage tank and electric equipment, wherein the water storage tank and the electric equipment are arranged outside the heat insulation test box, and the water storage tank is connected with the spraying controller.
Through adopting above-mentioned technical scheme, through the storage water tank, be convenient for supply water for spraying the controller.
The invention is further configured to: the test system is a placing and weighing platform which is arranged at the bottom end in the heat insulation test box and has two adjustable inclination angles.
By adopting the technical scheme, the test specimen can be conveniently placed by placing the weighing platform; simultaneously, through the placing weighing platform with the adjustable inclination angle, the inclination of the actual road surface can be simulated conveniently by adjusting the inclination angle of the placing weighing platform.
The invention is further configured to: the placing and weighing platform is made of a super-hydrophobic material.
By adopting the technical scheme, the placing and weighing platform made of the super-hydrophobic material is convenient for ensuring that the quality of the placing and weighing platform is not changed in a low-temperature environment.
The invention is further configured to: the data acquisition system includes high accuracy mass sensor, temperature sensor, humidity transducer and super clear antifog camera, high accuracy mass sensor sets up in the weighing platform bottom, temperature sensor and humidity transducer set up in thermal-insulated proof box inside wall, super clear antifog camera is installed respectively in thermal-insulated proof box top, just super clear antifog camera is located places the weighing platform top.
By adopting the technical scheme, the high-precision quality sensor is convenient for monitoring the quality data information of the test specimen in real time, and the quality data information monitored in real time is transmitted to the data analysis processing system for analysis processing and storage; the temperature sensor is convenient for sensing the temperature information data of the surface of the test specimen in real time and transmitting the temperature information data to the data analysis processing system for analysis processing and storage; the humidity sensor is convenient for sensing the humidity information data on the surface of the test piece in real time and transmitting the humidity information data to the data analysis processing system for analysis processing and storage; through super clear antifog camera, can prevent that the camera lens of super clear antifog camera from freezing or producing the fog to can gather the high definition image information on experimental test piece surface in real time, be used for observing the test piece surface condition of freezing, the experimenter of being convenient for records the inquiry.
The invention is further configured to: the data analysis system is a computer, and the high-precision quality sensor, the temperature sensor, the humidity sensor, the ultra-clear anti-fog camera, the temperature regulator, the spraying controller, the air blower, the ice layer thickness monitoring device and the early warning device are connected with the computer.
By adopting the technical scheme, the computer is used as a data analysis system, so that data information monitored and collected by the high-precision quality sensor, the temperature sensor, the humidity sensor, the ultra-clear anti-fog camera and the ice layer thickness monitoring device can be analyzed, processed and stored conveniently; meanwhile, the temperature regulator, the spraying controller, the blower and the early warning device are controlled to work conveniently through the computer.
In conclusion, the invention has the following beneficial effects: simulating and creating a required ice-freezing environment through a low-temperature environment simulation system; the data acquisition system is convenient for acquiring test data information and test specimen surface image data information in the test process in real time, and then the data acquisition system transmits the acquired test data information and the test specimen surface image data information to the data analysis system for analysis and processing to obtain a data change curve and image data reflecting the icing condition of the test specimen surface; the thickness information data of the ice layer on the surface of the test specimen can be monitored in real time through the ice layer thickness monitoring device, the thickness information data of the ice layer on the surface of the test specimen, which are monitored in real time, are transmitted to the data analysis system, when the thickness of the ice layer on the surface of the test specimen reaches the preset thickness in the data analysis system, the early warning device is automatically started to work, the low-temperature anti-freezing simulation test of the pavement is stopped, and all the previous information data are automatically stored in the data analysis system; the actual low-temperature environment of the road surface is simulated by adjusting the humidity and the temperature, and the mass change curve of a test piece placed on a weighing platform is compared, so that the good and bad anti-freezing performance of a certain material can be conveniently and visually explained; meanwhile, the device can simulate the actual low-temperature environment more truly, and is simple and easy to operate; in addition, when the device is used for an anti-icing test, not only can more visual data be obtained, but also the actual image condition can be obtained, so that the query and comparison of testers are facilitated; simultaneously, the testing personnel only need set for the environmental parameter that needs, place the test piece group that prepares, predetermine ice sheet thickness data so that terminate the experiment to can practice thrift a large amount of time, and, also be convenient for save the manpower, material resources and the financial resources of laying the test road, this road surface low temperature anti-icing test device simple structure easily promotes.
Drawings
FIG. 1 is a schematic structural diagram in an embodiment of the present invention;
fig. 2 is a block diagram of the structure in the embodiment of the present invention.
In the figure: 1. a thermal insulation test chamber; 2. a temperature regulator; 3. a spray controller; 4. a blower; 5. a weighing platform; 6. an ultra-clear anti-fog camera; 7. a high precision mass sensor; 8. a temperature sensor; 9. a humidity sensor; 10. a computer; 11. a water storage tank; 12. an ice layer thickness monitoring device; 13. an early warning device; 14. testing a test piece; 15. an electric power device.
Detailed Description
The present invention is described in further detail below with reference to FIGS. 1-2.
Example (b): the utility model provides an anti ice-freezing simulation test device of road surface low temperature, as shown in fig. 1 and fig. 2, including thermal-insulated proof box 1 with set up in the outside system of thermal-insulated proof box 1 outside, 1 internally mounted of thermal-insulated proof box has the low temperature environment analog system who is used for simulating the low temperature environment, is used for placing test specimen 14's test system, can dismantle the test specimen 14 of being connected and the data acquisition system who is used for gathering test data with test system. The external system comprises a data analysis system and an accessory device connected with the data acquisition system. An ice layer thickness monitoring device 12 for monitoring the thickness of the ice layer on the surface of the test specimen 14 is embedded in the surface of the test specimen 14, and the ice layer thickness monitoring device 12 is connected with a data analysis system. And the top end of the outer part of the heat insulation test box 1 is provided with an early warning device 13 connected with a data analysis system.
In this embodiment, the thermal insulation test chamber 1 is made of a standard insulation board, and a layer of thermal insulation material is coated on the inner wall of the thermal insulation test chamber 1. During the test, the prepared test piece 14 containing the anti-freezing material with equal mass and the compared test piece 14 are simultaneously placed on the placing and weighing platform 5, then the meteorological data of the simulated area stored in the data analysis system is inquired, and the environment of the required freezing is simulated and created through the low-temperature environment simulation system according to the meteorological data of the simulated area. The data acquisition system is convenient for acquiring each piece of test data information and the surface image data information of the test specimen 14 in the test process in real time, and then the data acquisition system transmits the acquired test data information and the surface image data information of the test specimen 14 to the data analysis system for analysis and processing to obtain a data change curve and image data reflecting the icing condition of the surface of the test specimen 14. Through ice layer thickness monitoring device 12, can real-time supervision test specimen 14 surface ice layer's thickness information data to with the thickness information data transmission of this real-time supervision test specimen 14 surface ice layer to data analysis system, when test specimen 14 surface ice layer thickness reached the thickness of predetermineeing in the data analysis system, early warning device 13 automatic start carries out work, stops this road surface low temperature anti-freezing simulation test simultaneously, and each information data automatic preservation before with in data analysis system. Through this anti-freezing simulation test device of road surface low temperature, can accurately simulate various frozen ice conditions in each district to can describe through data curve and the image that data analysis goes out the frozen ice condition on test piece surface directly perceivedly, thereby be convenient for evaluate the good and bad of anti-freezing material performance, and testing arrangement is intelligent, and easy operation can practice thrift a large amount of manpower, materials and financial resources and time, the facilitate promotion.
The low-temperature environment simulation system comprises a temperature regulator 2, a spraying controller 3 and an air blower 4, wherein the temperature regulator 2 is installed on the side wall of the heat insulation test box 1, the spraying controller 3 is installed at the center of the top end of the heat insulation test box 1, and the air blower 4 is installed on the top end of the heat insulation test box 1.
In the embodiment, the adjustable range of the temperature regulator 2 is-20 ℃ to 10 ℃, and the adjustable precision is accurate to 0.01 ℃. The temperature regulator 2 is convenient for regulating and controlling the temperature in the heat insulation test box 1. Through spraying controller 3, can set up time interval and water yield and regularly spray the water smoke to insulating test case 1. Through the air blower 4, wind power meteorological conditions can be conveniently simulated, and meanwhile, the wind speed of the air blower 4 can be controlled. Various ice-freezing climates can be conveniently simulated in the heat insulation test box 1 through the temperature regulator 2, the spraying controller 3 and the blower 4.
The accessory device comprises a water storage tank 11 and an electric device 15 which are arranged outside the heat insulation test box 1, wherein the water storage tank 11 is connected with the spraying controller 3.
In this embodiment, water is conveniently supplied to the spray controller 3 through the water storage tank 11.
The test system is a placing and weighing platform 5 which is arranged at the bottom end in the heat insulation test box 1 and has two adjustable inclination angles.
In the present embodiment, the placement of the test specimen 14 is facilitated by the placement of the weighing platform 5. Meanwhile, the weighing platform 5 is placed through adjusting the inclination angle, so that the inclination of the actual road surface can be simulated through adjusting the inclination angle of the weighing platform 5.
The placement and weighing platform 5 is made of a superhydrophobic material.
In the embodiment, the placing and weighing platform 5 made of the super-hydrophobic material is convenient for ensuring that the quality of the placing and weighing platform 5 is not changed in a low-temperature environment.
Data acquisition system includes high accuracy mass sensor 7, temperature sensor 8, humidity transducer 9 and super clear antifog camera 6, and high accuracy mass sensor 7 sets up in 5 bottoms of weighing platform, and temperature sensor 8 and humidity transducer 9 set up in thermal-insulated proof box 1 inside wall, and super clear antifog camera 6 is installed respectively in thermal-insulated proof box 1 top, and super clear antifog camera 6 is located places weighing platform 5 tops.
In the embodiment, two ultra-clear anti-fog cameras 6 are installed right above a test piece 14 on the top end of a heat insulation test box 1, anti-fog lenses with the resolution of 1920 × 1080 are adopted as lenses of the ultra-clear anti-fog cameras 6, a high-precision quality sensor 7 is used for conveniently monitoring the quality data information of the test piece 14 in real time, the quality data information monitored in real time is transmitted to a data analysis and processing system for analysis, processing and storage, a temperature sensor 8 is used for conveniently sensing the temperature information data on the surface of the test piece 14 in real time, the temperature information data is transmitted to the data analysis and processing system for analysis, processing and storage, a humidity sensor 9 is used for conveniently sensing the humidity information data on the surface of the test piece 14 in real time, the humidity information data is transmitted to the data analysis and processing system for analysis, processing and storage, the lens of the ultra-clear anti-fog cameras can be prevented from being frozen or generating fog through the ultra-clear anti-fog cameras 6, so that the image information on the surface of the test piece 14 can be collected in real time for observing.
The data analysis system is a computer 10, and the high-precision quality sensor 7, the temperature sensor 8, the humidity sensor 9, the ultra-clear anti-fog camera 6, the temperature regulator 2, the spraying controller 3, the air blower 4, the ice layer thickness monitoring device 12 and the early warning device 13 are connected with the computer 10.
In this embodiment, the computer 10 is used as a data analysis system, so as to analyze, process and store data information monitored and collected by the high-precision quality sensor 7, the temperature sensor 8, the humidity sensor 9, the ultra-clear anti-fog camera 6 and the ice layer thickness monitoring device 12. Meanwhile, the temperature regulator 2, the spraying controller 3, the blower 4 and the early warning device 13 are controlled to work conveniently through the computer 10.
The working principle is as follows: when a low-temperature anti-icing simulation test of a road surface is carried out, firstly, meteorological data of a simulated area are inquired in a computer 10 which stores meteorological data of each area in advance, prepared test pieces 14 containing anti-icing materials with equal mass and the test pieces 14 for comparison are simultaneously placed on a placing and weighing platform 5, and then a required icing environment is created by setting working parameters of a temperature regulator 2, a spraying controller 3 and an air blower 4 according to the meteorological data of the simulated area. In the process of testing, the high-precision mass sensor 7 can monitor the mass data information of the test specimen 14 in real time, the real-time monitored mass data information is transmitted to the computer 10 to be analyzed, processed and stored, and the computer 10 automatically draws the mass change curve of the test specimen 14 group in the computer 10 according to the real-time monitored mass data information transmitted by the high-precision mass sensor 7. Through the ultra-clear anti-fog camera 6, the image data information of the surface of the test specimen 14 can be collected in real time and transmitted to the computer 10, so that the icing condition of the surface of the test specimen 14 in the heat insulation test box 1 can be monitored in real time through the computer 10. In the test process, when the thickness of the ice layer on the surface of the test specimen 14 reaches the thickness preset in the computer 10 in advance, the computer 10 controls the early warning device 13 to start working, simultaneously the low-temperature anti-freezing simulation test of the pavement is stopped, and the data transmitted to the computer 10 before is automatically stored in the computer 10. Through this anti-freezing simulation test device of road surface low temperature, can accurately simulate various frozen ice conditions in each district, pass through the frozen ice condition on data curve and image description test piece surface directly perceivedly to the quality of anti-frozen ice material performance of evaluation, testing arrangement is comparatively intelligent, practices thrift a large amount of manpower, materials, financial resources and time, simple operation, facilitate promotion.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (7)
1. The utility model provides a road surface low temperature anti-icing analogue test device, characterized by: the device comprises a heat insulation test box (1) and an external system arranged outside the heat insulation test box (1), wherein a low-temperature environment simulation system used for simulating a low-temperature environment, a test system used for placing a test specimen (14), the test specimen (14) detachably connected with the test system and a data acquisition system used for acquiring test data are arranged inside the heat insulation test box (1); the external system comprises a data analysis system and an accessory device which are connected with the data acquisition system; an ice layer thickness monitoring device (12) for monitoring the thickness of an ice layer on the surface of the test specimen (14) is embedded in the surface of the test specimen (14), and the ice layer thickness monitoring device (12) is connected with a data analysis system; and the top end outside the heat insulation test box (1) is provided with an early warning device (13) connected with a data analysis system.
2. The simulation test device for low-temperature anticoagulation ice on road surface according to claim 1, which is characterized in that: the low-temperature environment simulation system comprises a temperature regulator (2), a spraying controller (3) and an air blower (4), wherein the temperature regulator (2) is installed on the side wall of the heat insulation test box (1), the spraying controller (3) is installed at the center of the top end of the heat insulation test box (1), and the air blower (4) is installed on the top end of the heat insulation test box (1).
3. The simulation test device for low-temperature anticoagulation ice on road surface according to claim 2, which is characterized in that: the auxiliary device comprises a water storage tank (11) and an electric power device (15), wherein the water storage tank (11) is arranged outside the heat insulation test box (1), and the water storage tank (11) is connected with the spraying controller (3).
4. The simulation test device for low-temperature anticoagulation ice on road surface according to claim 1, which is characterized in that: the test system is a placing and weighing platform (5) which is arranged at the bottom end in the heat insulation test box (1) and has two adjustable inclination angles.
5. The simulation test device for low-temperature anticoagulation ice on road surface according to claim 1, which is characterized in that: the placing and weighing platform (5) is made of super-hydrophobic materials.
6. The simulation test device for low-temperature anticoagulation ice on road surface according to claim 1, which is characterized in that: data acquisition system includes high accuracy mass sensor (7), temperature sensor (8), humidity transducer (9) and super clear antifog camera (6), high accuracy mass sensor (7) set up in weighing platform (5) bottom, temperature sensor (8) and humidity transducer (9) set up in thermal-insulated proof box (1) inside wall, super clear antifog camera (6) are installed respectively in thermal-insulated proof box (1) top, just super clear antifog camera (6) are located and place weighing platform (5) top.
7. The simulation test device for low-temperature anticoagulation ice on road surface according to claim 6, which is characterized in that: the data analysis system is a computer (10), and the high-precision quality sensor (7), the temperature sensor (8), the humidity sensor (9), the ultra-clear anti-fog camera (6), the temperature regulator (2), the spraying controller (3), the air blower (4), the ice layer thickness monitoring device (12) and the early warning device (13) are connected with the computer (10).
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