CN110095636A - A kind of meteorological circuit wind tunnel system - Google Patents
A kind of meteorological circuit wind tunnel system Download PDFInfo
- Publication number
- CN110095636A CN110095636A CN201910445818.7A CN201910445818A CN110095636A CN 110095636 A CN110095636 A CN 110095636A CN 201910445818 A CN201910445818 A CN 201910445818A CN 110095636 A CN110095636 A CN 110095636A
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- wind
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- ventilating duct
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- 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
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- 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
- G01M9/04—Details
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- 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 meteorological circuit wind tunnel systems, belong to meteorological phenomena measurement industry air velocity transducer starting wind velocity collimation technique field.The horizontal direction circulated air disengaging wind-tunnel of circuit wind tunnel system is changed to vertically to wind-tunnel is cycling in and out, to reduce the width dimensions of wind-tunnel room, reduces occupied area by upper ventilating duct, lower ventilating duct and the cooperation of room main body；Two sides sound-proof wall keeps apart the air inlet of wind-tunnel and air outlet, and the air velocity transducer from the calibration area that laboratory technician enters the room B from door body in wind-tunnel avoids the influence of circulated air, noise to testing crew.
Description
Technical field
The present invention relates to a kind of meteorological circuit wind tunnel systems, belong to meteorological phenomena measurement industry air velocity transducer starting wind velocity school
Quasi- technical field.
Background technique
Starting wind velocity refers to that anemometer starts and can maintain the minimum windspeed of rotation, is to determine that the performance of air velocity transducer is excellent
A bad important indicator.Currently, more reliable starting wind velocity metering method is the low-speed wind tunnel alignment (inspection in laboratory
It is fixed), it mainly includes power section, stable section (active section), contraction section etc. in structure that wind-tunnel, which includes forthright formula and two kinds of loop-type,
Use Pitot tube and differential pressure gauge as wind speed standard.Closed-circuit wind tunnel is because occupied area is small and common, existing circuit
Wind tunnel system is that wind-tunnel is placed in a room, is equipped with a control room outside room again, and the control detection of wind-tunnel is placed in inside
Equipment because in the wind tunnel system of circuit wind-tunnel formed it is distinguished and admirable be to be recycled into out on horizontal plane in the room, such as DZS- II
Type low-speed wind tunnel, in order to guarantee effect, room takes up an area to the youthful and the elderly's 16m wide 8 meters.Therefore it establishes wind-tunnel room and needs enough land occupation faces
Product.Meanwhile when wind turbine apparatus formation wind speed-raising, the noise of air outlet air inlet is obvious, and especially air outlet noise is big, control room
Interior sound insulation effect is poor, and testing crew is easy by influence of noise, meanwhile, calibration area is located at the medium position of wind-tunnel, test
Personnel can enter air velocity transducer state and adjustment equipment in room Nei Qu calibration area observation wind-tunnel, room during test
Between internal noise and circulated air be easy to influence interference test personnel.
Summary of the invention
In view of the drawbacks of the prior art, the present invention provides a kind of influence to testing crew of reduction circulated air and noise, subtracts
The meteorology circuit wind tunnel system of few occupied area.
The present invention is achieved by the following technical solutions:
A kind of meteorological circuit wind tunnel system, wind-tunnel and wind-tunnel room including forthright, the wind-tunnel room include that horizontal direction places wind
Hole constitutes the room main body of main air duct, is equipped with two sides sound-proof wall in the room main body, the room main body is by two sides sound-proof wall
It from left to right successively separates as the room A, the room B, the room C, the room B is equipped with door body, and the wind-tunnel extends vertically through two sides dividing wall；It is described
It is equipped with upper ventilating duct above room main body, is equipped with lower ventilating duct below the room main body；It divulges information in the connection of top in the room A
Road, lower section is connected to lower ventilating duct in the room A, and top is connected to upper ventilating duct in the room C, leads under the connection of lower section in the room C
Air duct.
Further, the power section pipeline of the wind-tunnel is located at the room A, stable section pipeline is located at the room B, contraction section pipeline
Positioned at the room C；Driven fan is equipped in power section pipe, power section pipeline is connected to stable section pipeline by buffering apron.
Further, the air outlet of the wind-tunnel is equipped with tubaeform air guide duct, the air inlet installation of the wind-tunnel
Tubaeform duct set road.
Further, the junction of the room A, the room C and upper ventilating duct, lower ventilating duct is equipped with the changeover portion of arc.
Further, the sound-proof wall is the aerated concrete block work of 30 ~ 40cm thickness, every face air-entrained concrete building block
The two sides of wall are pasted with the polyester fiber acoustic board of 10 ~ 20mm thickness.
Further, the air inlet of the wind-tunnel stretches out sound-proof wall at least 100cm, and the air outlet of the wind-tunnel stretches out sound insulation
Wall at least 200cm.
Compared with prior art, the present invention acquired beneficial effect is:
1, upper ventilating duct, lower ventilating duct and the cooperation of room main body change the horizontal direction circulated air disengaging wind-tunnel of circuit wind tunnel system
At to wind-tunnel is cycling in and out, to reduce the width dimensions of wind-tunnel room, reducing occupied area vertically；
2, two sides sound-proof wall keeps apart the air inlet of wind-tunnel and air outlet, and laboratory technician enters the calibration area of the room B from door body
The air velocity transducer in wind-tunnel is observed, the influence of circulated air, noise to testing crew is avoided；
3, control detection device is placed in the room B, not only can be to avoid interference wind speed flowing, and saved and separately set control room
Cost；
4, the configuration of the present invention is simple, easily manufactured, manufacturing cost is low.
Detailed description of the invention
Fig. 1 is meteorological circuit wind tunnel system structural schematic diagram of the present invention；
In figure: 1, wind-tunnel, 11, air guide duct, 12, duct set road, 13, driven fan, 14, buffering apron, 2, sound-proof wall, 21,
Polyester fiber acoustic board, 3, the room A, 4, the room B, 5, the room C, 6, upper ventilating duct, 7, lower ventilating duct, 8, airflow direction indicia arrow.
Specific embodiment
With reference to the accompanying drawing to meteorological circuit wind tunnel system further explanation of the present invention.
As shown in Figure 1, it is a kind of it is meteorological use circuit wind tunnel system, including forthright wind-tunnel 1 and wind-tunnel room, in the present embodiment, wind
Hole 1 selects common II type low-speed wind tunnel of DZS-, and wind-tunnel room includes that horizontal direction places the room main body that wind-tunnel constitutes main air duct,
A length of 15m, width 5m, a height of 3m, room main body is interior to install two sides sound-proof wall 2, and in order to enhance sound insulation effect, sound-proof wall 2 is
The aerated concrete block work of 35cm thickness, the two sides of every face aerated concrete block work are pasted with the polyester fiber sound absorption of 10mm thickness
Plate 21.Room main body is from left to right successively separated the room C of the room B 4 of the room A 3,9m long that are divided into 3m long, 3m long by two sides sound-proof wall
Rooms 5, B, which set 4, the door body entered for testing crew, and wind-tunnel 1 extends vertically through two sides dividing wall 2, the air inlet of wind-tunnel 1 stretch out every
The air outlet of sound wall 80cm, wind-tunnel 1 stretch out sound-proof wall 200cm.Equipped on a length of 15m, width 5m, a height of 1m above room main body
Ventilating duct 6, room main body lower section are equipped with ventilating duct 7 under a length of 15m, width 5m, a height of 1m, are equipped with bearing frame in lower ventilating duct；A
Top is connected to upper ventilating duct 6 in room 3, and lower section is connected to lower ventilating duct 7 in the room A 3, and top is connected to upper ventilating duct 6, the room C in the room C 5
Lower section is connected to lower ventilating duct 6 in 5.
In this fact Example, the power section pipeline of the wind-tunnel is located at the room A 3, stable section pipeline is located at the room B 4, contraction section
Pipeline is located at the room C 5；Driven fan 13 is equipped in power section pipe, power section pipeline is connected with stable section pipeline by buffering apron 14
Logical, when such driven fan 13 generates wind, the vibration of itself can be absorbed by buffering apron, sound-proof wall will not be caused to vibrate, significantly
Reduce noise.
In order to be equipped with the distinguished and admirable of wind-tunnel air outlet into upper ventilating duct and lower ventilating duct, the air outlet of wind-tunnel 1
Tubaeform air guide duct 11.The wind of upper ventilating duct and lower ventilating duct is smoothly oriented to wind-tunnel 1, the air inlet of wind-tunnel 1 for convenience
Tubaeform duct set road 12 is installed.The junction of the room A 3, the room C 5 and upper ventilating duct 6, lower ventilating duct 7 is equipped with the mistake of arc
Section is crossed, common arc panel is installed, and wind can be made smoothly to circulate in this way.
During specifically used: in order to reduce occupied area and testing crew be facilitated to operate, calibration area is equipped in the room B
Equipment is controlled with wind-tunnel, testing crew can carry out calibration in the room B, can detect control system operation.In Fig. 1, air-flow
Direction is identified with airflow direction indicia arrow 7, and the power fan of wind-tunnel is started by control equipment, and generation is distinguished and admirable, and wind goes out from wind-tunnel
Mouth respectively enters ventilating duct and lower ventilating duct, and the wind of upper and lower ventilating duct enters in wind-tunnel by duct set road, and so on follows
Ring improves wind speed by control equipment, reaches expected wind velocities.
Claims (6)
1. a kind of meteorological circuit wind tunnel system, wind-tunnel (1) and wind-tunnel room including forthright, which is characterized in that the wind-tunnel room
The room main body that wind-tunnel constitutes main air duct is placed including horizontal direction, is equipped with two sides sound-proof wall (2) in the room main body, the room
Between main body from left to right successively separated by two sides sound-proof wall as the room A (3), the room B (4), the room C (5), the room B, which sets (4), door body,
The wind-tunnel (1) extends vertically through two sides dividing wall (2)；Upper ventilating duct (6) are equipped with above the room main body, the room main body
Lower section is equipped with lower ventilating duct (7)；Top is connected to upper ventilating duct (6) in the room A (3), and lower section connection is lower logical in the room A (3)
Air duct (7), top is connected to upper ventilating duct (6) in the room C (5), and lower section is connected to lower ventilating duct (6) in the room C (5).
2. meteorological circuit wind tunnel system according to claim 1, which is characterized in that the power section pipe of the wind-tunnel (1)
Road is located at that the room A (3), stable section pipeline is located at the room B (4), contraction section pipeline is located at the room C (5)；Power is equipped in power section pipe
Blower (13), power section pipeline are connected to stable section pipeline by buffering apron (14).
3. meteorological circuit wind tunnel system according to claim 2, which is characterized in that the air outlet of the wind-tunnel (1) is pacified
Equipped with tubaeform air guide duct (11), the air inlet of the wind-tunnel (1) installs tubaeform duct set road (12).
Meteorological use circuit wind tunnel system 4. according to claim 1, which is characterized in that the room A (3), the room C (5) with it is upper
Ventilating duct (6), lower ventilating duct (7) junction be equipped with arc changeover portion.
5. meteorological circuit wind tunnel system is used according to claim 1, which is characterized in that the sound-proof wall (2) is 30 ~
The two sides of the aerated concrete block work of 40cm thickness, every face aerated concrete block work are pasted with the polyester fiber of 10 ~ 20mm thickness
Acoustic board (21).
6. meteorological circuit wind tunnel system according to claim 1, which is characterized in that the air inlet of the wind-tunnel (1) is stretched
The air outlet of sound-proof wall (2) at least 100cm out, the wind-tunnel (1) stretch out sound-proof wall (2) at least 200cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910445818.7A CN110095636A (en) | 2019-05-27 | 2019-05-27 | A kind of meteorological circuit wind tunnel system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910445818.7A CN110095636A (en) | 2019-05-27 | 2019-05-27 | A kind of meteorological circuit wind tunnel system |
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| Publication Number | Publication Date |
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| CN110095636A true CN110095636A (en) | 2019-08-06 |
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| CN201910445818.7A Pending CN110095636A (en) | 2019-05-27 | 2019-05-27 | A kind of meteorological circuit wind tunnel system |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201247254Y (en) * | 2008-08-27 | 2009-05-27 | 敖振浪 | Automatic detection device for wind sensor of automatic meteorological station |
| JP2012018035A (en) * | 2010-07-07 | 2012-01-26 | Kitami Institute Of Technology | Wind tunnel test apparatus |
| CN103439531A (en) * | 2013-08-27 | 2013-12-11 | 中钢集团马鞍山矿山研究院有限公司 | Wind tunnel detection test device and method for calibrating multiple wind meters automatically |
| CN104317982A (en) * | 2014-08-26 | 2015-01-28 | 中国直升机设计研究所 | Opening straight-flow wind tunnel low-noise design method |
| CN206505098U (en) * | 2017-04-06 | 2017-09-19 | 山东省气象局大气探测技术保障中心 | Starting wind velocity calibrating installation |
| CN109696288A (en) * | 2018-12-03 | 2019-04-30 | 中国辐射防护研究院 | A kind of simulation tests in environment wind tunnel device and its experiment detection method |
| CN209764908U (en) * | 2019-05-27 | 2019-12-10 | 山东省气象局大气探测技术保障中心 | Loop wind tunnel system for meteorology |
-
2019
- 2019-05-27 CN CN201910445818.7A patent/CN110095636A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201247254Y (en) * | 2008-08-27 | 2009-05-27 | 敖振浪 | Automatic detection device for wind sensor of automatic meteorological station |
| JP2012018035A (en) * | 2010-07-07 | 2012-01-26 | Kitami Institute Of Technology | Wind tunnel test apparatus |
| CN103439531A (en) * | 2013-08-27 | 2013-12-11 | 中钢集团马鞍山矿山研究院有限公司 | Wind tunnel detection test device and method for calibrating multiple wind meters automatically |
| CN104317982A (en) * | 2014-08-26 | 2015-01-28 | 中国直升机设计研究所 | Opening straight-flow wind tunnel low-noise design method |
| CN206505098U (en) * | 2017-04-06 | 2017-09-19 | 山东省气象局大气探测技术保障中心 | Starting wind velocity calibrating installation |
| CN109696288A (en) * | 2018-12-03 | 2019-04-30 | 中国辐射防护研究院 | A kind of simulation tests in environment wind tunnel device and its experiment detection method |
| CN209764908U (en) * | 2019-05-27 | 2019-12-10 | 山东省气象局大气探测技术保障中心 | Loop wind tunnel system for meteorology |
Non-Patent Citations (1)
| Title |
|---|
| 庞业珍等: "二维低噪声风洞设计", 《舰船科学技术》, vol. 33, no. 3, pages 22 - 26 * |
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