CN201251503Y - Air turbulent flow motion simulation micro device - Google Patents
Air turbulent flow motion simulation micro device Download PDFInfo
- Publication number
- CN201251503Y CN201251503Y CNU2008201519256U CN200820151925U CN201251503Y CN 201251503 Y CN201251503 Y CN 201251503Y CN U2008201519256 U CNU2008201519256 U CN U2008201519256U CN 200820151925 U CN200820151925 U CN 200820151925U CN 201251503 Y CN201251503 Y CN 201251503Y
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- straight tube
- air
- air turbulence
- fan
- minitype
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Abstract
An air turbulent flow motion simulation micro device is characterized in that a cone is connected at the bottom of a straight tube B, the lateral lower wall is connected with a supporting stand through a convex edge, the upper portion of the straight tube B is connected with a straight tube A, the lateral upper wall of the straight tube B is connected with an air inlet bend channel along a circumferential tangent direction, one end of an air inlet pipe is connected with the air inlet bend channel, and the other end is connected with a fan, a power supply end of the fan is connected with a fan controller, and an air outlet hole of the fan is connected with the air inlet pipe through a flexible pipe. A support rib plate is connected between an air inlet pipeline and the straight tube B, a heater is arranged in the air inlet pipe, which is connected with a heating controller out of the air inlet pipe through a cable. A power supply is connected with the fan controller and the heating controller, which supplies power for the air turbulent flow motion simulation micro device. The air turbulent flow motion simulation micro device can be independently arranged, and can be further connected with the air inlet pipe of the rear device in series through the straight tube A of the front device through a pipeline to form a plurality of air turbulent flow motion simulation systems. The air turbulent flow motion simulation micro device has simple structure and adjustable parameter.
Description
Technical field
The utility model belongs to aerodynamics, sensor, measurement and control technology field.The utility model relates to a kind of Minitype apparatus for simulating air turbulence movement, and the development, the correction that are used for to air turbulence motion physical parameters measurement sensor provide measurement environment; Be used for providing experimental verification to the theoretical research of air turbulence phenomenon; Be used for providing experimental subjects to air turbulence fortune Control Study.
Background technology
The air turbulence phenomenon is prevalent in nature and industrial circle, is multi-faceted multi-level to the research of turbulent flow phenomenon.For example, turbulent-velocity field research has wide application prospects to aircraft safe flight, aerogenerator safe operation, the control of aerogenerator power optimization etc.Manufacture and design a kind of miniature air turbulent flow analogue means, to research, thermometrically air turbulence physical quantity transducer, and research and to describe the Equations of Mathematical Physics etc. of the air turbulence characteristics of motion significant.Existing air turbulence analogue means simulation atmospheric turbulence phenomenon, bulky, the expense height, the construction period is long, is generally subsidized by country and builds, and is mainly used in the scientific appraisal in early stage of key state project.The turbulent flow genesis mechanism that adopts has essence different with the present invention.The present invention is with sensor and observation and control technology research and be applied as starting point, for observation and control technology provides test environment, also can be used as the experimental verification object of turbulence theory research simultaneously.Yan Zhi air turbulence micro-simulation device does not appear in the newspapers at present both at home and abroad as yet for this purpose.
The utility model content
Order of the present utility model is to create a kind of micro device that produces the simulated air turbulent motion, and its characteristics are: it can produce air turbulence, and the parameter of turbulent flow can be regulated, and device is microminiaturized; Overcome existing air turbulence analogue means simulation atmospheric turbulence phenomenon, bulky, expense height, drawbacks such as construction period length.
A kind of Minitype apparatus for simulating air turbulence movement, it is characterized in that: straight tube B bottom connects a cone, the side lower wall is connected with support by the convex edge, straight tube B top is connected with straight tube A, straight tube B side upper wall connects the air intake bend along the tangent to periphery direction, and blast pipe one end is connected with the air intake bend, and the other end is connected with blower fan, the fan power end is connected with controller of fan, and fan outlet is connected with blast pipe by flexible pipe; Be provided with well heater or refrigerator in the blast pipe, be connected with heating controller outside the blast pipe through cable; Power supply is connected with heating controller with controller of fan.
The diameter of described straight tube B is greater than the diameter of straight tube A.
On described straight tube A, straight tube B and the cone, vertically have the sensor measurement hole.
Be connected with bearing rib between described air intake bend and the straight tube B.
Described air turbulence motion simulator can independently be provided with, and also can be connected in series via the blast pipe of pipeline with back one device by the straight tube A of last device, forms a plurality of air turbulence sport simulated systems.
Survey sensor and metering circuit have been installed, in order to measure the special parameter of air turbulence on the described Minitype apparatus for simulating air turbulence movement.
On the described Minitype apparatus for simulating air turbulence movement control circuit has been installed, can have been changed the special parameter of air turbulence.
Air mass flow is regulated power of fan by controller of fan and is realized, this controller of fan realizes having data communication interface with single-chip microcomputer and mimic channel, can with other compunications.
Air themperature is that the power that the temperature controller by well heater or refrigerator is regulated well heater or refrigerator realizes that this temperature controller realizes having data communication interface with single-chip microcomputer and mimic channel, can with other compunications.
The utility model is simple in structure, and can produce air turbulence, and the parameter of turbulent flow can be regulated the device microminiaturization.Disposed basic survey sensor, signal Processing and control circuit.
Description of drawings
Fig. 1 is the Minitype apparatus for simulating air turbulence movement structure principle chart;
Fig. 2 is a plurality of Minitype apparatus for simulating air turbulence movement connection layout.
1. straight tube A, a 2. straight B, 3. cone, 4. support, 5. air intake bend, 6. blast pipe, 7. temperature controller, 8. blower fan, 9. controller of fan, 10. flexible pipe, 11. well heaters or refrigerator, 12. power supplys, 13. convex edges, 14. bearing ribs, 15. sensor measurement holes.
Embodiment
Below in conjunction with drawings and Examples the utility model is further described, but present embodiment is not limited to the utility model, every employing analog structure of the present utility model and similar variation thereof all should be listed protection domain of the present utility model in.
A kind of Minitype apparatus for simulating air turbulence movement structure as shown in Figure 1, straight tube B2 bottom connects a cone 3, the side lower wall is connected with support 4 by convex edge 13, straight tube B2 top is connected with straight tube A1, straight tube B2 side upper wall connects air intake bend 5 along the tangent to periphery direction, and blast pipe 6 one ends are connected with air intake bend 5, and the other end is connected with blower fan 8, blower fan 8 power ends are connected with controller of fan 9, and blower fan 8 air outlets are connected with blast pipe 6 by flexible pipe 10.There is bearing rib 14 to be connected between intake stack 6 and the straight tube 2, is provided with well heater or refrigerator 11 in the blast pipe 6, be connected with heating controller 7 outside the blast pipe through cable.Straight tube B2 diameter is greater than straight tube A1 diameter.Respectively have sensor measurement hole 15 on straight tube A1, straight tube B2 and the cone 3, power supply 12 is connected with heating controller 7 with controller of fan 9, provides power supply to this device.The air turbulence motion simulator can independently be provided with, and also can be connected in series by the blast pipe 6 of pipeline with back one device by the straight tube 1 of last device, forms a plurality of air turbulence sport simulated systems.
Minitype apparatus for simulating air turbulence movement can independently be provided with, and also can be connected in series by the air inlet 6 of pipeline with back one device by the straight tube A1 of last device, forms a plurality of air turbulence motion simulation microsystems, as shown in Figure 2.
During use, the wind that the adjustable-speed that is produced by blower fan saves is by passing through flexible pipe 10, enter air intake bend 5 through blast pipe 6, behind heater via or the refrigerator 11, the tangential direction from air intake bend 5 along straight tube B2 and bend enters straight tube B2, after entering cone 3 then, with the turbulent motion form, flow out via straight tube B2 and straight tube A1, enter atmosphere, or enter the blast pipe 6 of another air turbulence motion simulator, see Fig. 2.Manufactured materials can be decided according to purposes with selecting organic glass, plastics, glass, pottery or metal etc. for use.For example, as the cold conditions analogue means of air turbulence, for increasing to the turbulent motion observability, available organic glass manufacturing, and add tracer grain therein, this particle is consistent with the air movement form, can observe the motion morphology of air.The control heater temperature is less than the organic glass temperature upper limit, and simulation has the air turbulence of uniform temperature; Perhaps close well heater, simulation normal temperature attitude air turbulence; Perhaps change well heater into refrigerator, simulation Cryogenic air turbulent flow.Simulation high temperature attitude air turbulence, then manufactured materials will be selected glass, stupalith or metal material for use.
Air mass flow is that the controller by fan blower is regulated power of fan and realized that this controller realizes having data communication interface with single-chip microcomputer and mimic channel, can with other compunications.
Air themperature is that the power that the temperature controller by well heater or refrigerator is regulated well heater or refrigerator realizes that this controller realizes having data communication interface with single-chip microcomputer and mimic channel, can with other compunications.
Claims (7)
1. Minitype apparatus for simulating air turbulence movement, it is characterized in that: straight tube B (2) bottom connects a cone (3), the side lower wall is connected with support (4) by convex edge (13), straight tube B (2) top is connected with straight tube A (1), straight tube B (2) side upper wall connects air intake bend (5) along the tangent to periphery direction, blast pipe (6) one ends are connected with air intake bend (5), the other end is connected with blower fan (8), blower fan (8) power end is connected with controller of fan (9), and blower fan (8) air outlet is connected with blast pipe (6) by flexible pipe (10); Be provided with well heater or refrigerator (11) in the blast pipe (6), be connected with heating controller (7) outside the blast pipe through cable; Power supply (12) is connected with heating controller (7) with controller of fan (9).
2. a kind of Minitype apparatus for simulating air turbulence movement according to claim 1 is characterized in that: the diameter of described straight tube B (2) is greater than the diameter of straight tube A (1).
3. a kind of Minitype apparatus for simulating air turbulence movement according to claim 1 is characterized in that: on described straight tube A (1), straight tube B (2) and the cone (3), vertically have sensor measurement hole (15).
4. a kind of Minitype apparatus for simulating air turbulence movement according to claim 1 is characterized in that: be connected with bearing rib (14) between air intake bend (5) and the straight tube (2).
5. a kind of Minitype apparatus for simulating air turbulence movement according to claim 1, it is characterized in that: the air turbulence motion simulator can independently be provided with, also can be connected in series via the blast pipe (6) of pipeline, form a plurality of air turbulence sport simulated systems by the straight tube A (1) of last device with back one device.
6. a kind of Minitype apparatus for simulating air turbulence movement according to claim 1 is characterized in that: survey sensor and metering circuit have been installed, in order to measure the special parameter of air turbulence on the air turbulence motion simulator.
7. a kind of Minitype apparatus for simulating air turbulence movement according to claim 1 is characterized in that: on the air turbulence motion simulator control circuit has been installed, can have been changed the special parameter of air turbulence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201519256U CN201251503Y (en) | 2008-08-14 | 2008-08-14 | Air turbulent flow motion simulation micro device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201519256U CN201251503Y (en) | 2008-08-14 | 2008-08-14 | Air turbulent flow motion simulation micro device |
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| Publication Number | Publication Date |
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| CN201251503Y true CN201251503Y (en) | 2009-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2008201519256U Expired - Fee Related CN201251503Y (en) | 2008-08-14 | 2008-08-14 | Air turbulent flow motion simulation micro device |
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| CN (1) | CN201251503Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102445320A (en) * | 2011-09-21 | 2012-05-09 | 哈尔滨工业大学 | Experimental device for attenuating isotropic turbulence |
| CN102944377A (en) * | 2012-11-30 | 2013-02-27 | 上海第二工业大学 | Natural wind physical simulating device installed in laboratory or natural environment |
-
2008
- 2008-08-14 CN CNU2008201519256U patent/CN201251503Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102445320A (en) * | 2011-09-21 | 2012-05-09 | 哈尔滨工业大学 | Experimental device for attenuating isotropic turbulence |
| CN102445320B (en) * | 2011-09-21 | 2013-12-04 | 哈尔滨工业大学 | Experimental device for attenuating isotropic turbulence |
| CN102944377A (en) * | 2012-11-30 | 2013-02-27 | 上海第二工业大学 | Natural wind physical simulating device installed in laboratory or natural environment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090603 Termination date: 20090914 |