CN107655653A - A kind of wind-tunnel for studying accumulated snow drift - Google Patents
A kind of wind-tunnel for studying accumulated snow drift Download PDFInfo
- Publication number
- CN107655653A CN107655653A CN201710941054.1A CN201710941054A CN107655653A CN 107655653 A CN107655653 A CN 107655653A CN 201710941054 A CN201710941054 A CN 201710941054A CN 107655653 A CN107655653 A CN 107655653A
- Authority
- CN
- China
- Prior art keywords
- wind
- hole
- tunnel
- accumulated snow
- control system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M9/00—Aerodynamic testing; Arrangements in or on wind tunnels
- G01M9/02—Wind tunnels
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Abstract
The present invention relates to a kind of wind-tunnel for studying accumulated snow drift, including hole body, environment simulator, Measurement and Control System and the drive device being arranged on inside the body of hole, the installing plate of ejecting head is disposed with by being movably arranged on the mounting rod connection inside the body of hole, realizes the translation and rotation of installing plate.The simulation to complicated snowfall field and complicated wind field is realized by transportable installing plate and the blower fan group arranged in matrix, so as to study the roof structure of building, the building distribution in groups of building and the accumulated snow drift under Wind relation, the effect of directiveness is played in architectural design and urban planning to snowfall larger area.
Description
Technical field
The invention belongs to wind-tunnel field, is related to a kind of wind-tunnel for studying accumulated snow drift.
Background technology
It is higher in latitude, the larger area of snowfall, such as large-span structure roof system accumulated snow can be caused under wind and snow collective effect
Uneven distribution, so as to cause structure partial unstability so as to cause total collapse to destroy, therefore propose that rational wind resistance snow is set
Meter method, security of the structure in wind-snow disaster evil is improved, there is great practical significance and theory value；Simultaneously because I
The high latitude areas such as state northeast are with a varied topography, and the drift of accumulated snow can influence the various aspects such as life and the trip of resident.Currently by
In lacking the specific wind tunnel test system that can simulate wind and snow environment, the correlative study in the current field is caused to be only limitted to base
In the numerical simulation analysis of classical assumption, its shortcoming is due to lack the checking and contrast of experiment so that method for numerical simulation
Reliability and accuracy need to be discussed, while also limit the development of method for numerical simulation.At this stage, wind tunnel test system point
For two classes, return circuit wind tunnel and direct- action wind tunnel.Return circuit wind tunnel has that design wind speed is high, Flow Field Performance is good, saves the energy
The advantages that consumption, but should not be avenged, the simulation of the complex environment such as mist, sand；But current wind-tunnel, still it is unable to the process of snowfall simulation
And the complex environment that snowflake floats down on the wind when blowing, wind and snow synergy can not be measured wind pressure on building distribution, wind shake are rung
The influence answered.
The deficiency of reality needs and existing experimental provision for more than, can be improved to a certain extent using the present invention
Security of the structure in wind-snow disaster evil, grasps building, the groups of building rule of distribution of Snow Cover Over and roof distribution of Snow Cover Over nearby,
Architectural Structure Design and groups of building planning to snowfall larger area all have important directive function.
The content of the invention
In view of this, grinding under Wind accumulated snow moving tracks can be studied it is an object of the invention to provide a kind of
Study carefully device, relate generally to a kind of wind-tunnel for studying accumulated snow drift, realize the simulation of the snowfall environment to complexity.
To reach above-mentioned purpose, the present invention provides following technical scheme：
A kind of wind-tunnel for studying accumulated snow drift, including for carrying out testing hole body to experiment body, being arranged on inside the body of hole
Environment simulator, Measurement and Control System, drive device and terrain simulation device；Described environment simulator includes：Peace
Bar is filled, one end is movably arranged on the top surface inside the body of hole, can moved on the top surface inside the body of hole, can also be revolved along its axle center
Turn；Installing plate, it is fixedly connected on the one end of mounting rod away from hole body inside top surface, it is positioned opposite with the top surface inside the body of hole；
Snow making apparatus, set wind turbine apparatus, including be electrically connected with Measurement and Control System water pressure control system, temperature humidity control system
System, the ejecting head of air compressor and setting on a mounting board；Described terrain simulation device is arranged on the inner bottom surface of hole body,
By several, individually the turnover panel of control inclination angle and height is mutually spliced.
Further, described ejecting head has several.
Further, several described ejecting heads are movably arranged as on installing plate and independently controlled.
Further, the side of hole body is provided with air outlet, and described drive device is arranged in arrays by several and distinguishes
The blower fan composition of independent control, is arranged on side relative with air outlet inside the body of hole.
Further, described temperature humidity control system includes temperature regulation unit, humidity regulation unit, heat exchanger and water
Fog generator.
Further, described experiment body is arranged on the bottom surface inside the body of hole, is additionally provided with experiment body and is controlled with measurement
The pressure monitoring unit that system processed is electrically connected with.
Further, the single turnover panel side relative with bottom surface in the body of hole is provided with the support column being connected with bottom surface in the body of hole,
Described support column is electrically connected with Measurement and Control System, inclination angle and height for adjusting flap.
Further, described hole body is spliced by some pieces of splice plates, is to be detachably connected between each splice plate.
The beneficial effects of the present invention are：
1st, snow making apparatus and drive device are designed in wind turbine apparatus, it is possible to achieve simulated while artificial snow-making in actual environment
Wind field, so as to realize the reproduction to true environment, make the result of simulation more accurate.
The 2nd, different size, the building of different structure can be installed on the bottom surface of wind turbine apparatus, can also be according to reality
The distribution relation built in groups of building is simulated to experiment body, and research accumulated snow drift is to different groups of building and different structure
The influence of building, so as to play directive function to the distribution and the design of building structure built in groups of building.
3rd, design forms drive mechanism in the blower fan independently controlled of matrix arrangement, it is possible to achieve to blower fan putting angle
The regulation respectively of the parameters such as degree, blowing direction, wind speed size and blowing amount, realize that the coupling to complicated wind field reproduces, make wind-tunnel
Interior experimental simulation environment is closer to true environment.
4th, use can adjust the installing plate of angle and height to install the ejecting head in snow making apparatus, can rotate,
Translation or liftable mounting plate come change snowfall height, adapt to different experiment bodies to carry out the simulation of experimental situation.
5th, the simulation of snowfall environment is carried out using multiple ejecting heads, realizes the reproduction to true snowfall environment.In reality
Snowfall in, the size of snowfall is different on different geographical position, use single ejecting head carry out snowfall mould
Plan can not truly reproduce actual environment.
6th, temperature in use humidity control system is controlled to temperature humidity, so as to be adjusted to snowfall and environment temperature
Section, allows wind-tunnel to realize the simulation to complex environmental aspect.
7th, pressure monitoring unit is set on experiment body, multiple pressure monitoring units can also be set on experiment body,
When pressure closes on the experiment body pressure-bearing limit or the load-bearing limit, the artificial snow-making unit in closing wind-tunnel, the destruction to testing body, drop are reduced
Low experimental cost.
8th, the various data in actual measure are recorded using measure-controlling unit, tabulation analysis, directly and numerical value
Simulation is compared, and erosion models correction factor, roof snow load gradient coefficient in amendment numerical simulation etc., passes through Numerical-Mode
The house desigh for being intended to be groups of building construction plan and snowfall larger area provides suggesting formulas or suggestion mode.
9th, snowfall is simulated using real artificial snow-making system, rather than snow load mould is carried out using similar particles thing
Intend, experimental result is more accurate, closer to true environment.
10th, terrain simulation device is formed using the turnover panel of several continuous independent controls, for simulating different earth's surface shapes
Shape, it is ensured that the simulation to experimental situation is more accurate.
Brief description of the drawings
In order that the purpose of the present invention, technical scheme and beneficial effect are clearer, the present invention provides drawings described below and carried out
Explanation：
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the dimensional structure diagram of the present invention；
Fig. 3 is the schematic shapes of installing plate in the present invention；
Fig. 4 is the structural representation of drive device in the present invention.
Reference：Hole body 1, mounting rod 2, installing plate 3, ejecting head 4, drive device 5, experiment body 6, turnover panel 7, support column
8th, air outlet 9.
Embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described in detail.
The invention mainly relates to it is a kind of study accumulated snow drift wind-tunnel, as shown in Figure 1, Figure 2, Figure 3, Figure 4, including for pair
Test the hole body 1 that body 6 is tested, the environment simulator, Measurement and Control System and the drive device that are arranged on inside hole body 1
5；Described environment simulator includes：Bar 2 is filled, one end is movably arranged on the top surface inside hole body 1, can be inside hole body 1
Top surface on move, can also be rotated along its axle center；Installing plate 3, mounting rod 2 is fixedly connected on away from the top surface inside hole body 1
It is positioned opposite with the top surface inside hole body 1 on one end；Snow making apparatus, wind turbine apparatus is set, including it is electrical with Measurement and Control System
Water pressure control system, temperature humidity control system, air compressor and the ejecting head 4 of connection；Described ejecting head 4 is arranged on peace
In loading board 3.Test on the bottom surface that body 6 is arranged on inside hole body 1, one or more can be installed, experiment body 6 can simulate truly
Groups of building building distribution, the roof structure actually built can also be simulated.Ejecting head 4, installing plate are provided with installing plate 3
3 can be translated along the top surface of hole body 1, can also be rotated along the axis direction of mounting rod 2, realize the drop of diverse location
Snow simulation.Mounting rod 2 can also be arranged to the form with the tilt adjustable of the top surface of hole body 1, realize the inclination of installing plate 3, increased
Add the adjustable extent of installing plate 3.The side of wind-tunnel in the present invention is provided with air outlet 9, and drive device is arranged on and air outlet
On relative side.Terrain simulation device is additionally provided with the wind-tunnel bottom of the present invention, described experiment body 6 is arranged on terrain simulation
On device, the terrain simulation device is made up of the turnover panel 7 of several connections sealed to each other, and each turnover panel 7 independently controls, can be with
Carry out the simulation of different terrain.The support column 8 for being used for controlling the turnover panel 7 is provided with below single turnover panel 7, support column 8 can be
Several, for the fine setting to turnover panel inclination angle and height, can realize the height of support column 8 using hydraulic stem or telescopic sleeving rod
And tilt adjustment function.
In the present embodiment, multiple ejecting heads 4 are provided with, the artificial snow-making of snow making apparatus is delivered water into by water pressure control system
Position, after aquation is made into the form of water smoke, the water smoke concentration and temperature in snow making apparatus are adjusted by temperature humidity control system, from
And adjust the size of snowfall and avenge the size of particle, ejecting head 4 is then blown out by air compressor, completes artificial snow-making step.This
In embodiment, independently control there is provided multiple and be movably arranged on the ejecting head 4 on installing plate 3, measurement control can be used
System processed independently controls snowfall, snowfall angle and the snowfall speed of single ejecting head 4, realizes the snowfall environment of complexity
Simulation.
Drive device 5 in the present embodiment in matrix as shown in figure 4, being arranged by several and can independently be controlled
Blower fan forms, and can control blowing angle, air quantity, wind direction and the wind speed of single blower fan respectively, realize the coupling to complicated wind field
Reproduce, be additionally provided with pressure monitoring unit on the experiment body 6 in the present embodiment, it is possible to achieve to the real-time prison of pressure and load
Survey, to pressure and the record of load data, can also realize before load or pressure reach critical value, close snow making apparatus and
Drive device 5, prevent from damaging experiment body 6.Specifically, material load parameter can be set in Measurement and Control System,
Such as rigidity of compression strength, bending strength, material, and safety coefficient is set, when specific numerical value exceedes the safety system of setting
When number and the product of material load, self closing device.Pressure and load now is that may be regarded as the critical value in Practical Project, right
Roof structure design plays directive function.
It is generally time-consuming longer to study the effect experiment of accumulated snow drift, laboratory technician can not realize to be supervised to the whole process of experimental conditions
Control, and individually controls each device to realize that the simulation to the internal environment of hole body 1 is complex, setting of parameter etc. it is time-consuming compared with
It is long, waste a large amount of manpower and materials.In the present embodiment, using each parameter quantize and analyze to analyze various environment, formed
Specific parameter simultaneously records, in Measurement and Control System can direct set environment, each device is adjusted by control system
Parameter, realize full automatic system control.Specific environment can be set in Measurement and Control System and applies this kind of environment
Time, environment different in the different periods can be set to simulate intraday climate change in actual environment.
Terrain simulation device in the present embodiment is made up of the turnover panel of 16 pieces of interconnections, and the bottom of turnover panel 7 is provided with and hole body 1
The support column 8 that inner bottom surface is connected, support column 8 are electrically connected with Measurement and Control System.It can be set in Measurement and Control System
The inclination angle of each turnover panel 7 and height, the analog regulation of landform is carried out on the premise of being tightly connected between ensureing turnover panel 7；It is described
Several support columns 8 be movably arranged as on the inner bottom surface of hole body 1, to ensure the seamless connection between turnover panel 7.Specifically,
Several Land Surface Parameters can be set in Measurement and Control System to carry out terrain simulation, without equal before being tested every time
Carry out parameter input.
Hole body 1 in the present embodiment is spliced by several dismountable splice plates, can be according to different experiment bodies 6
Volume design different volumes wind-tunnel, the simulation of full size building can also be realized.In actually measuring, experimental architecture thing room
When the structural strength on top is distributed the specific influence on accumulated snow Drift Process with observation groups of building, the volume of required hole body 1 not phase
Together.The single design of hole body 1 has certain limitation, and in actually measuring, the experiment body 6 to different volumes needs to design not
Wind-tunnel with size is, it is necessary to higher funds.And dismountable splice plate is used to make the wind-tunnel assembled, it is possible to achieve to difference
The adaptation of the experiment body 6 of size, more adapt to the experiment demand of complexity.Transparent material can be used to make splice plate, be easy to reality
The person of testing is directly observed the situation inside hole body 1 through hole body 1, is easy to manual record experimentation.
The concrete operation method of the present invention is as follows, will first test body 6 on the terrain simulation device inside hole body 1,
The parameter of landform analogue means is adjusted, and the whole hole body 1 of rear enclosed, unlatching snow making apparatus and drive device 5 are entered to actual environment
Row simulation, using Measurement and Control System input environment parameter, using pressure monitor system to roof pressure during experiment is carried out
Power is monitored, and gathers the data and pressure monitor system data of ambient parameter in real time.To these numbers during continuing after the test
According to being arranged, analyzed, correct existing numerical simulator, the accumulated snow erosion factor such as under Wind.Will be existing
Numerical results are compared with experiment conclusion, probe into the gap of measured result and numerical simulation result, propose correction factor,
Revised numerical simulation result is drawn, the numerical analysis conclusion to accumulated snow drift action also functions to directive function.
In various embodiments, the vibrating device of earthquake can also can be simulated in the installation of the bottom of hole body 1, research is not
With influence of the earthquake to accumulated snow in roof accumulated snow and groups of building of intensity, or Study of Seismic is to the shadow with acclive groups of building
Ring, the landslide situation of research accumulated snow under conditions of earthquake etc..
Finally illustrate, preferred embodiment above is merely illustrative of the technical solution of the present invention and unrestricted, although logical
Cross above preferred embodiment the present invention is described in detail, it is to be understood by those skilled in the art that can be
Various changes are made to it in form and in details, without departing from claims of the present invention limited range.
Claims (8)
- A kind of 1. wind-tunnel for studying accumulated snow drift, it is characterised in that：Including for carrying out testing hole body to experiment body, being arranged on hole Environment simulator, Measurement and Control System, drive device and the terrain simulation device in internal portion；Described environment simulator includes：Mounting rod, one end are movably arranged on the top surface inside the body of hole, can be moved on the top surface inside the body of hole, also can be along its axle The heart rotates；Installing plate, it is fixedly connected on the one end of mounting rod away from hole body inside top surface, it is positioned opposite with the top surface inside the body of hole；Snow making apparatus, set wind turbine apparatus, including be electrically connected with Measurement and Control System water pressure control system, temperature humidity control System processed, air compressor and ejecting head on a mounting board is set；Described terrain simulation device is arranged on the inner bottom surface of hole body, and the turnover panel phase of inclination angle and height is individually controlled by several Mutually it is spliced.
- 2. the wind-tunnel of research accumulated snow drift according to claim 1, it is characterised in that：Described ejecting head has several.
- 3. the wind-tunnel of research accumulated snow drift according to claim 2, it is characterised in that：Described several ejecting heads activity Ground sets on a mounting board and independently controlled.
- 4. the wind-tunnel of research accumulated snow drift according to claim 1, it is characterised in that：The side of hole body is provided with air-out Mouthful, described drive device is arranged in arrays by several and the blower fan that independently controls forms, be arranged on inside the body of hole with On the relative side of air outlet.
- 5. the wind-tunnel of research accumulated snow drift according to claim 1, it is characterised in that：Described temperature humidity control system Including temperature regulation unit, humidity regulation unit, heat exchanger and water fog generator.
- 6. the wind-tunnel of research accumulated snow drift according to claim 1, it is characterised in that：Described experiment body is arranged on hole body On internal landform device, the pressure monitoring unit being electrically connected with Measurement and Control System is additionally provided with experiment body.
- 7. the wind-tunnel of research accumulated snow drift according to claim 1, it is characterised in that：Single turnover panel and bottom surface phase in the body of hole To side be provided with the support column that is connected with bottom surface in the body of hole, described support column is electrically connected with Measurement and Control System, use In the inclination angle of adjusting flap and height.
- 8. the wind-tunnel to be drifted about according to the research accumulated snow described in any one of claim 1~7, it is characterised in that：Described hole body It is spliced by some pieces of splice plates, is to be detachably connected between each splice plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710941054.1A CN107655653A (en) | 2017-10-10 | 2017-10-10 | A kind of wind-tunnel for studying accumulated snow drift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710941054.1A CN107655653A (en) | 2017-10-10 | 2017-10-10 | A kind of wind-tunnel for studying accumulated snow drift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107655653A true CN107655653A (en) | 2018-02-02 |
Family
ID=61117471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710941054.1A Pending CN107655653A (en) | 2017-10-10 | 2017-10-10 | A kind of wind-tunnel for studying accumulated snow drift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107655653A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110274745A (en) * | 2019-07-11 | 2019-09-24 | 重庆恩倍克科技有限公司 | It is capable of the experimental system of simulant building roof system continuous destructive process under high wind |
| CN110514383A (en) * | 2019-09-03 | 2019-11-29 | 温州春桦秋时科技有限公司 | A kind of wind load actual measurement room of changeable roof system form |
| CN110514393A (en) * | 2019-09-03 | 2019-11-29 | 温州春桦秋时科技有限公司 | The actual measurement Housing system of effect is disturbed for studying building group wind |
| CN110530598A (en) * | 2019-09-03 | 2019-12-03 | 温州春桦秋时科技有限公司 | It is a kind of for building the landform pixelation simulator of wind tunnel test |
| CN110567671A (en) * | 2019-10-14 | 2019-12-13 | 温州春桦秋时科技有限公司 | Wind tunnel for researching aerodynamic characteristics of power line tower |
| CN111289218A (en) * | 2018-12-07 | 2020-06-16 | 重庆交通大学 | Experimental system for researching collision avoidance in meeting of multiple ships under severe wind conditions |
| CN113405761A (en) * | 2021-06-18 | 2021-09-17 | 哈尔滨工业大学 | Wind tunnel precooling device utilizing outdoor low-temperature environment |
| CN114279672A (en) * | 2021-12-09 | 2022-04-05 | 中国科学院新疆生态与地理研究所 | Intensive wind tunnel structure capable of changing wind speed in layering manner |
| CN114778065A (en) * | 2022-03-07 | 2022-07-22 | 西南交通大学 | Wind-blowing snow test system and test method thereof |
| CN115901162A (en) * | 2023-03-02 | 2023-04-04 | 中国电建集团西北勘测设计研究院有限公司 | Wind and snow environment wind tunnel simulation device for green development of urban and rural construction |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001083038A (en) * | 1999-09-10 | 2001-03-30 | Mitsubishi Heavy Ind Ltd | Snow load evaluating method and device used for the same |
| JP2009191961A (en) * | 2008-02-14 | 2009-08-27 | Lotte Engineering & Construction Co Ltd | Vibration control system and vibration control device for existing large-sized structure |
| CN104020262A (en) * | 2014-06-23 | 2014-09-03 | 重庆大学 | Laboratory experiment system for simulating sliding process of landslide along three-dimensional terrain |
| CN104280204A (en) * | 2014-09-28 | 2015-01-14 | 南车青岛四方机车车辆股份有限公司 | Wind tunnel |
| CN104614146A (en) * | 2015-01-28 | 2015-05-13 | 天津大学 | Low-energy-consumption efficient wind tunnel capable of simulating snowfall process |
| CN204461783U (en) * | 2015-03-27 | 2015-07-08 | 颜军利 | The gradient continuously adjustable restructural terrain generalization proving installation |
| CN205630692U (en) * | 2016-05-25 | 2016-10-12 | 张涛 | Robot of angularly adjustable capability test device of marcing |
| CN106053006A (en) * | 2016-07-29 | 2016-10-26 | 哈尔滨工业大学 | Test method for outdoor wind-induced snow drifting |
| CN106157779A (en) * | 2016-08-18 | 2016-11-23 | 苏州大学 | Physical simulation device for influencing building by natural phenomenon |
-
2017
- 2017-10-10 CN CN201710941054.1A patent/CN107655653A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001083038A (en) * | 1999-09-10 | 2001-03-30 | Mitsubishi Heavy Ind Ltd | Snow load evaluating method and device used for the same |
| JP2009191961A (en) * | 2008-02-14 | 2009-08-27 | Lotte Engineering & Construction Co Ltd | Vibration control system and vibration control device for existing large-sized structure |
| CN104020262A (en) * | 2014-06-23 | 2014-09-03 | 重庆大学 | Laboratory experiment system for simulating sliding process of landslide along three-dimensional terrain |
| CN104280204A (en) * | 2014-09-28 | 2015-01-14 | 南车青岛四方机车车辆股份有限公司 | Wind tunnel |
| CN104614146A (en) * | 2015-01-28 | 2015-05-13 | 天津大学 | Low-energy-consumption efficient wind tunnel capable of simulating snowfall process |
| CN204461783U (en) * | 2015-03-27 | 2015-07-08 | 颜军利 | The gradient continuously adjustable restructural terrain generalization proving installation |
| CN205630692U (en) * | 2016-05-25 | 2016-10-12 | 张涛 | Robot of angularly adjustable capability test device of marcing |
| CN106053006A (en) * | 2016-07-29 | 2016-10-26 | 哈尔滨工业大学 | Test method for outdoor wind-induced snow drifting |
| CN106157779A (en) * | 2016-08-18 | 2016-11-23 | 苏州大学 | Physical simulation device for influencing building by natural phenomenon |
Non-Patent Citations (2)
| Title |
|---|
| 王卫华等: "屋面雪载荷分布风洞试验研究", 《实验流体力学》 * |
| 王正师: "复杂地形积雪分布及其演化的大涡模拟研究", 《中国博士学位论文全文数据库基础科学辑》 * |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111289218B (en) * | 2018-12-07 | 2022-04-08 | 重庆交通大学 | Experimental system for researching collision avoidance in meeting of multiple ships under severe wind conditions |
| CN111289218A (en) * | 2018-12-07 | 2020-06-16 | 重庆交通大学 | Experimental system for researching collision avoidance in meeting of multiple ships under severe wind conditions |
| CN110274745A (en) * | 2019-07-11 | 2019-09-24 | 重庆恩倍克科技有限公司 | It is capable of the experimental system of simulant building roof system continuous destructive process under high wind |
| CN110514383A (en) * | 2019-09-03 | 2019-11-29 | 温州春桦秋时科技有限公司 | A kind of wind load actual measurement room of changeable roof system form |
| CN110514393A (en) * | 2019-09-03 | 2019-11-29 | 温州春桦秋时科技有限公司 | The actual measurement Housing system of effect is disturbed for studying building group wind |
| CN110530598A (en) * | 2019-09-03 | 2019-12-03 | 温州春桦秋时科技有限公司 | It is a kind of for building the landform pixelation simulator of wind tunnel test |
| CN110567671A (en) * | 2019-10-14 | 2019-12-13 | 温州春桦秋时科技有限公司 | Wind tunnel for researching aerodynamic characteristics of power line tower |
| CN113405761A (en) * | 2021-06-18 | 2021-09-17 | 哈尔滨工业大学 | Wind tunnel precooling device utilizing outdoor low-temperature environment |
| CN114279672A (en) * | 2021-12-09 | 2022-04-05 | 中国科学院新疆生态与地理研究所 | Intensive wind tunnel structure capable of changing wind speed in layering manner |
| CN114778065A (en) * | 2022-03-07 | 2022-07-22 | 西南交通大学 | Wind-blowing snow test system and test method thereof |
| CN114778065B (en) * | 2022-03-07 | 2022-10-11 | 西南交通大学 | Wind snow blowing test system and test method thereof |
| CN115901162A (en) * | 2023-03-02 | 2023-04-04 | 中国电建集团西北勘测设计研究院有限公司 | Wind and snow environment wind tunnel simulation device for green development of urban and rural construction |
| CN115901162B (en) * | 2023-03-02 | 2023-06-13 | 中国电建集团西北勘测设计研究院有限公司 | Wind and snow environment wind tunnel simulation device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107655653A (en) | A kind of wind-tunnel for studying accumulated snow drift | |
| CN105911257A (en) | Multi-state undisturbed soil column infiltration simulation system and unsaturated osmotic coefficient determination method | |
| CN108362864B (en) | Multifunctional combined tunnel excavation similar model test device | |
| WO2018032979A1 (en) | Entity simulation device for simulating impact of natural phenomena on building | |
| CN108760609B (en) | A kind of environment simulation test system for realizing multiple physical field coupling | |
| CN206639500U (en) | A kind of urban wind environment simulator | |
| CN106198341A (en) | Precipitation infiltration column simulation system and Unsaturated Hydraulic Conductivity assay method | |
| CN102331489A (en) | System for testing physical model for large-scale landslides under action of multiple factors | |
| CN105628896A (en) | Starting test system for simulating ditch bed deposits under disturbance of upstream debris flow | |
| CN111679060A (en) | Angle-variable slope model test device and method under coupling action of earthquake and rainfall | |
| CN208902376U (en) | Orographic winds field characteristic wind tunnel test test macro | |
| CN109297669A (en) | Orographic winds field characteristic wind tunnel test test macro and test method | |
| CN106353359A (en) | Device for testing thermophysical parameters of soil mass sample | |
| CN109324170A (en) | The detection method of more scene seepage through soil mass and water salt Transport | |
| CN106840710A (en) | Tyre noise test device and tyre noise data collecting system | |
| CN111504891B (en) | Simulation quantification method for influence of composite erosion on water and soil loss | |
| CN103439357A (en) | Method for testing moisture-heat transfer performance of exterior wall and dedicated climate simulation test chamber therefor | |
| CN106018747A (en) | Coal gangue leachate infiltration soil column simulation system and characteristic parameter determination method | |
| Cierco et al. | Acoustic sensors for snowdrift measurements: How should they be used for research purposes? | |
| Zhao et al. | Fluid tunnel research for challenges of urban climate | |
| CN106017850B (en) | A kind of experimental rig of open air charming appearance and behaviour snow drift | |
| CN115236115A (en) | Testing device and method for simulating slope erosion in freeze-thaw cycle | |
| JP6823488B2 (en) | Wind tunnel experimental equipment | |
| CN106053006B (en) | A kind of test method of open air charming appearance and behaviour snow drift | |
| US11835508B2 (en) | Model test device for ground collapse caused by pipeline leakage |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180202 |