CN103792177A - Freezing weather environment test method and device for road - Google Patents
Freezing weather environment test method and device for road Download PDFInfo
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- CN103792177A CN103792177A CN201310149846.7A CN201310149846A CN103792177A CN 103792177 A CN103792177 A CN 103792177A CN 201310149846 A CN201310149846 A CN 201310149846A CN 103792177 A CN103792177 A CN 103792177A
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Abstract
The invention discloses a freezing weather environment test method and device for a road. The method comprises the following steps: arranging a laying tank in a heat insulation test room, and laying a test roadway in the laying tank; simulating various meteorological states in case of road freezing in the heat insulation test room; and simulating actual working conditions on the test roadway by using a road loading machine arranged above the laying tank, thus performing mechanical, antiskid and fatigue tests. According to the invention, the first large-sized manual simulation freezing weather environment test room is provided home and abroad, can simulate various meteorological elements, realizes accurate control on atmospheric temperature/moisture, rainfall, wind speed and the like, and can accurately simulate weather conditions of road freezing; and the mechanisms of different road materials can be tested and researched under freezing weather conditions, and the difference between physical and mechanical properties on frozen interfaces under different environments can be compared, thus providing a reasonable and effective roadway freezing environment forecasting model. The freezing test room is mainly used for researching road freezing technology.
Description
Technical field
the present invention relates to the solidifying ice climatic environment test method of a kind of road and device, belong to the solidifying ice experimental technique of road field.
Background technology
the winter in moist mountain area, plateau, river, China Yunnan-Guizhou, road surface very easily forms solidifying ice, its anti-slide performance is significantly reduced, the pernicious traffic hazard of as easy as rolling off a log generation, how can before solidifying ice occurs, in the very first time, coagulate ice early warning control or on making anti-freezing ice road surface, solidifying ice prone district, this is that current road coagulates the frontier that ice is studied, once this technology is applied, this endangers the solidifying ice to solving road, reduce traffic hazard and have immeasurable effect, its application prospect is huge.The environmental baseline of understanding the solidifying ice formation in road surface is that solidifying ice early warning system and the research of anti-freezing ice road surface have rationality and scientific important prerequisite.But also do not study at present the test method of road Ning Bing climatic environment testing laboratory and this respect both at home and abroad.
Summary of the invention
the object of the invention is to, the solidifying ice climatic environment test method of a kind of road and device are provided, the environmental baseline forming for understanding the solidifying ice in road surface, and rationality and scientific analyse are carried out to make in time solidifying ice early warning in anti-freezing ice road surface, prevent pernicious traffic hazard.
technical scheme of the present invention:
the solidifying ice climatic environment test method of a kind of road, the method is in an indoor making groove that arranges of heat insulation test, making Surface of Trial Pavement in making groove; Meteorology in the time of the solidifying ice of heat insulation test lab simulation different kinds of roads; Add carrier aircraft Surface of Trial Pavement simulation actual condition is carried out to mechanics, anti-skidding and torture test by being located at the road of making groove top.
in preceding method, described heat insulation test chamber one side is provided with pulpit, in pulpit, be provided with computing machine and pen recorder, in computing machine, store the solidifying ice weather data such as the various history that comprises air pressure, temperature, humidity, rainfall, wind speed and go out various solidifying ice meteorologies at heat insulation test lab simulation; The weather data that pen recorder real time record heat insulation test is indoor and test figure.
in preceding method, it is assembled that described heat insulation test chamber employing standard is incubated detachable storehouse plate, is incubated detachable storehouse plate inwall and scribbles thermal insulation material, is provided with one group of view window between heat insulation test chamber and pulpit, view window adopts heating glass, to prevent generation water smoke impact observation on glass.
in preceding method, described heat insulation test is indoor is provided with air compressor for simulating air pressure meteorological condition, for the refrigerating plant of analog temperature meteorological condition, for simulating the spray thrower of humidity and rainfall meteorological condition, for simulating the fan blower of wind-force meteorological condition.
the solidifying ice climatic environment test unit of road building by aforesaid method, comprises heat insulation test chamber, indoor meteorology analogue means and the making groove of being provided with of heat insulation test, and the road of making groove top adds carrier aircraft.
in aforementioned means, described heat insulation test chamber one side is provided with pulpit, is provided with computing machine and pen recorder in pulpit.
in aforementioned means, it is assembled that described heat insulation test chamber is incubated detachable storehouse plate by standard, is incubated detachable storehouse plate inwall and scribbles thermal insulation material, is provided with one group of view window between heat insulation test chamber and pulpit, and view window adopts heating glass.
in aforementioned means, described meteorology analogue means comprises the air compressor and the spray thrower that are located at top, heat insulation test chamber, and meteorology analogue means also comprises the refrigerating plant and the fan blower that are located at side, heat insulation test chamber.
compared with prior art, the present invention is the large-scale manual simulation Ning Bing climatic environment testing laboratory of the domestic and international seat of honour, can simulate various meteorological elements, Atmosphere temp.and RH, rainfall, wind speed etc. are carried out to precision control, and the weather conditions that accurately the solidifying ice of simulated roadway forms, under solidifying ice weather conditions, carry out different pavement material mechanism test research, the relatively difference of solidifying ice surface physics mechanical property under varying environment, proposes rationally the effectively solidifying ice environment forecast model in road surface.Ning Bing testing laboratory is mainly used in the research of the solidifying ice technology of road.The present invention is not only confined to road engineering field, also can be for other industry provides engineering test condition, and as science of bridge building, the research in the low temperature fields such as Geotechnical Engineering, mechanics, material engineering, aerospace engineering.
Accompanying drawing explanation
fig. 1 is structural representation of the present invention.
being labeled as in accompanying drawing: 1-heat insulation test chamber, 2-making groove, 3-road add carrier aircraft, 4-pulpit, 5-computing machine, 6-pen recorder, 7-view window, 8-air compressor, 9-spray thrower, 10-refrigerating plant, 11-fan blower.
Embodiment
below in conjunction with accompanying drawing, the present invention is described in further detail, but not as any limitation of the invention.
the solidifying ice climatic environment test method of a kind of road, as shown in Figure 1, the method is at an interior making groove 2 that arranges in heat insulation test chamber 1, in the interior making Surface of Trial Pavement of making groove 2; Meteorology when interior simulation different kinds of roads are coagulated ice in heat insulation test chamber 1; Add carrier aircraft 3 Surface of Trial Pavement simulation actual condition is carried out to mechanics, anti-skidding and torture test by being located at the road of making groove 2 tops.Heat insulation test chamber 1 one sides are provided with pulpit 4, in pulpit 4, be provided with computing machine 5 and pen recorder 6, in computing machine 5, store various historical weather datas such as comprising air pressure, temperature, humidity, rainfall, wind speed and in heat insulation test chamber 1, simulate various solidifying ice meteorologies; Weather data and test figure in pen recorder real time record heat insulation test chamber 1.It is assembled that heat insulation test chamber 1 employing standard is incubated detachable storehouse plate, be incubated detachable storehouse plate inwall and scribble thermal insulation material, between heat insulation test chamber 1 and pulpit 4, be provided with one group of view window 7, view window 7 adopts heating glass, to prevent generation water smoke impact observation on glass.In heat insulation test chamber 1, be provided with air compressor 8 for simulating air pressure meteorological condition, for the refrigerating plant 9 of analog temperature meteorological condition, for simulating the spray thrower 10 of humidity and rainfall meteorological condition, for simulating the fan blower 11 of wind-force meteorological condition.
press the solidifying ice climatic environment test unit of road that preceding method builds, as shown in Figure 1, comprise heat insulation test chamber 1, be provided with meteorology analogue means and making groove 2 in heat insulation test chamber 1, the road of making groove 2 tops adds carrier aircraft 3.Heat insulation test chamber 1 one sides are provided with pulpit 4, are provided with computing machine 5 and pen recorder 6 in pulpit 4.It is assembled that heat insulation test chamber 1 use standard is incubated detachable storehouse plate, is incubated detachable storehouse plate inwall and scribbles thermal insulation material, is provided with one group of view window 7 between heat insulation test chamber 1 and pulpit 4, and view window 7 adopts heating glass.Meteorology analogue means comprises the air compressor 8 and the spray thrower 9 that are located at 1 top, heat insulation test chamber, and meteorology analogue means also comprises the refrigerating plant 10 and the fan blower 11 that are located at 1 side, heat insulation test chamber.
Embodiment
when concrete enforcement, as shown in Figure 1, be incubated the assembled heat insulation test of plate chamber, detachable storehouse 1 by standard, after assembled completing, be coated with layer of insulation material at heat insulation test chamber 1 inwall.Then in pulpit 4 of 1 one side cover, heat insulation test chamber, between pulpit 4 and heat insulation test chamber 1, be provided with one group of view window 7, because heat insulation test chamber 1 needs the solidifying ice climatic environment temperature of simulation very low, in order to prevent that the glass of view window 7 from freezing or producing fog, the glass of view window 7 adopts heating glass.In the time constructing heat insulation test chamber 1, around heat insulation test chamber 1, open a few fan doors, in the time that testing equipment is moved into heat insulation test chamber 1, needn't be through pulpit 4.Perform the sealing of door simultaneously.In pulpit 4, be provided with computing machine 5 and pen recorder 6, the historical weather data that stores various solidifying ice weathers such as comprising air pressure, temperature, humidity, rainfall, wind speed in computing machine 5 can simulate by computing machine 5 various solidifying ice meteorologies in heat insulation test chamber 1; Pen recorder 6 is for the weather data in real time record heat insulation test chamber 1 and test figure and test findings.Install at the top of heat insulation test chamber 1 for simulating the air compressor 8 of air pressure meteorological condition, for the refrigerating plant 9 of analog temperature meteorological condition, for simulating the spray thrower 10 of humidity and rainfall meteorological condition and for simulating the fan blower 11 of wind-force meteorological condition.Air compressor 8, refrigerating plant 9, spray thrower 10 and fan blower 11 are connected with computing machine 5.Making groove 2 is also installed, in the interior making Surface of Trial Pavement of making groove 2 in heat insulation test chamber 1.Making groove 2 tops are provided with road and add carrier aircraft 3, add carrier aircraft 3 Surface of Trial Pavement simulation actual condition is carried out to mechanics, anti-skidding and torture test by road.Pen recorder 6 and road add carrier aircraft 3 and are arranged on that road adds the pick-up unit in carrier aircraft 3 and the meteorology checkout equipment that is arranged in heat insulation test chamber 1 is connected.
in the time testing, first in the interior making Surface of Trial Pavement of making groove 2, Surface of Trial Pavement can be laid by existing pavement structure, after road surface to be tested is fixed, according to the test condition of setting, utilize the concrete climatic environment condition of the interior test control software of computing machine 5 in heat insulation test chamber 1 interior simulation test, as atmospheric temperature, atmospheric humidity, wind speed, the roads such as rainfall amount coagulate ice weather environment, then add building materials and the building structure of carrier aircraft 3 to Surface of Trial Pavement by road and carry out cold performance test.As needs coagulate all kinds of mechanical property tests of ice tunnel line structure, utilize road to add carrier aircraft 3 and coagulate ice tunnel line structure dynamic response, torture test.
method of the present invention and device can be simulated various weather conditions, Atmosphere temp.and RH, rainfall, wind speed etc. are carried out to precision control, and the weather conditions that accurately the solidifying ice of simulated roadway forms, under solidifying ice weather conditions, carry out different pavement material mechanism test research, the relatively difference of solidifying ice surface physics mechanical property under varying environment, proposes rationally the effectively solidifying ice environment forecast model in road surface.Ning Bing testing laboratory is mainly used in the research of the solidifying ice technical elements of road, belongs to pioneering both at home and abroad.
Claims (8)
1. the solidifying ice climatic environment test method of road, is characterized in that: the method is in an indoor making groove that arranges of heat insulation test, making Surface of Trial Pavement in making groove; Meteorology in the time of the solidifying ice of heat insulation test lab simulation different kinds of roads; Add carrier aircraft Surface of Trial Pavement simulation actual condition is carried out to mechanics, anti-skidding and torture test by being located at the road of making groove top.
2. method according to claim 1, it is characterized in that: described heat insulation test chamber one side is provided with pulpit, in pulpit, be provided with computing machine and pen recorder, in computing machine, store various historical weather datas such as comprising air pressure, temperature, humidity, rainfall, wind speed and go out various solidifying ice meteorologies at heat insulation test lab simulation; The weather data that pen recorder real time record heat insulation test is indoor and test figure.
3. method according to claim 2, it is characterized in that: it is assembled that described heat insulation test chamber employing standard is incubated detachable storehouse plate, be incubated detachable storehouse plate inwall and scribble thermal insulation material, between heat insulation test chamber and pulpit, be provided with one group of view window, view window adopts heating glass, to prevent generation water smoke impact observation on glass.
4. method according to claim 3, is characterized in that: described heat insulation test is indoor is provided with air compressor for simulating air pressure meteorological condition, for the refrigerating plant of analog temperature meteorological condition, for simulating the spray thrower of humidity and rainfall meteorological condition, for simulating the fan blower of wind-force meteorological condition.
5. the solidifying ice climatic environment test unit of the road building by the method described in the arbitrary claim of claim 1～4, it is characterized in that: comprise heat insulation test chamber (1), in heat insulation test chamber (1), be provided with meteorology analogue means and making groove (2), the road of making groove (2) top adds carrier aircraft (3).
6. install according to claim 5, it is characterized in that: described heat insulation test chamber (1) one side is provided with pulpit (4), in pulpit (4), be provided with computing machine (5) and pen recorder (6).
7. install according to claim 6, it is characterized in that: it is assembled that described heat insulation test chamber (1) standard is incubated detachable storehouse plate, be incubated detachable storehouse plate inwall and scribble thermal insulation material, between heat insulation test chamber (1) and pulpit (4), be provided with one group of view window (7), view window (7) adopts heating glass.
8. install according to claim 7, it is characterized in that: described meteorology analogue means comprises the air compressor (8) and the spray thrower (9) that are located at top, heat insulation test chamber (1), meteorology analogue means also comprises the refrigerating plant (10) and the fan blower (11) that are located at side, heat insulation test chamber (1).
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| CN201310149846.7A CN103792177A (en) | 2013-04-26 | 2013-04-26 | Freezing weather environment test method and device for road |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107063985A (en) * | 2017-03-30 | 2017-08-18 | 长沙理工大学 | A kind of chamber and application method for the ice-covering-proof superficial layer durability test of highway |
| CN109490352A (en) * | 2018-12-28 | 2019-03-19 | 中山大学 | Multifactor low temperature sleet freezing environment simulated testing system |
| CN111398335A (en) * | 2019-12-12 | 2020-07-10 | 长安大学 | Anti-freezing effect testing device with temperature sensor for infrared thermal imaging bituminous mixture |
| CN111504835A (en) * | 2020-05-19 | 2020-08-07 | 重庆交通大学 | Road surface low-temperature anti-icing simulation test device |
| CN112098252A (en) * | 2020-09-21 | 2020-12-18 | 中通服咨询设计研究院有限公司 | Testing device and method for accurately describing ice abrasion degree of concrete |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107063985A (en) * | 2017-03-30 | 2017-08-18 | 长沙理工大学 | A kind of chamber and application method for the ice-covering-proof superficial layer durability test of highway |
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| CN111398335A (en) * | 2019-12-12 | 2020-07-10 | 长安大学 | Anti-freezing effect testing device with temperature sensor for infrared thermal imaging bituminous mixture |
| CN111504835A (en) * | 2020-05-19 | 2020-08-07 | 重庆交通大学 | Road surface low-temperature anti-icing simulation test device |
| CN112098252A (en) * | 2020-09-21 | 2020-12-18 | 中通服咨询设计研究院有限公司 | Testing device and method for accurately describing ice abrasion degree of concrete |
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Application publication date: 20140514 |