CN110296525A - With the wind blade and its control method, air-conditioner set for reducing noise result - Google Patents
With the wind blade and its control method, air-conditioner set for reducing noise result Download PDFInfo
- Publication number
- CN110296525A CN110296525A CN201910543224.XA CN201910543224A CN110296525A CN 110296525 A CN110296525 A CN 110296525A CN 201910543224 A CN201910543224 A CN 201910543224A CN 110296525 A CN110296525 A CN 110296525A
- Authority
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- China
- Prior art keywords
- deflector
- wind blade
- air
- fixed part
- flow
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0011—Indoor units, e.g. fan coil units characterised by air outlets
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/79—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
- F24F2013/247—Active noise-suppression
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Air-Flow Control Members (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The present invention provides a kind of with the wind blade and its control method, air-conditioner set that reduce noise result.Wind blade includes ontology, the ontology includes fixed part and deflector, air-flow successively passes through the fixed part and the deflector, and the air-flow for flowing through the fixed part has the first flow direction, the air-flow for flowing through the deflector has the second flow direction, and the deflector has makes the identical first position in first flow direction and second flow direction and the second position with angle that makes first flow direction and second flow direction.It is provided by the invention that there is the wind blade and its control method, air-conditioner set for reducing noise result, deflect deflector according to the airstream data detected at fixed part, effectively avoid the problem that air-flow is generating fluid separation after wind blade, to which the noise that wind deflector is generated by flow separation be effectively reduced, and there is bigger operating angle of attack range, increase the aeroperformance of wind blade.
Description
Technical field
It is especially a kind of with the wind blade for reducing noise result and its control the present invention relates to air guide structure technical field
Method processed, air-conditioner set.
Background technique
Air guide blade for air conditioner generally comprises two parts of main part and the fixed part connecting with main part, the section of blade
Shape is mostly quadrangle or polygon, and aeroperformance is bad, and especially under the big angle of attack, gas-flow resistance is larger, is easy to cause flowing
Separation, it is larger so as to cause noise, directly influence overall performance.
Summary of the invention
In order to solve the technical problem that air-flow generates flow separation and causes noise excessive, and provide a kind of change deflector
Deflection angle and avoid flow separation have reduce noise result wind blade and its control method, air-conditioner set.
A kind of wind blade, including ontology, the ontology include fixed part and deflector, and air-flow successively passes through the fixation
Portion and the deflector, and the air-flow for flowing through the fixed part has the first flow direction, flows through the air-flow tool of the deflector
There is the second flow direction, and the deflector has makes first flow direction and second flow direction identical first
Position and make first flow direction and second flow direction that there is the second position of angle.
The wind blade further includes actuator, and the actuator is set to the connection of the deflector and the fixed part
Place, and switch over the deflector between the first position and the second position.
The wind blade further includes induction mechanism, and the induction mechanism is set on the fixed part, and the induction
Mechanism is electrically connected with the actuator.
The induction mechanism is wind speed inductor.
The wind speed and the air-flow angle of attack of the ontology are passed through in the wind speed inductor detection, and the actuator is according to the wind
The fast and described air-flow angle of attack adjusts the deflector.
The induction mechanism is set to the one end of the fixed part far from the deflector.
The deflector is fabricated from a flexible material.
The deflector section is arc in the second position, and second flow direction and described first is flowed
The angle in direction is gradually increased.
When the deflector is in the first position, the section of the ontology is wing.
And the angular range of the wing angle of attack is -5 ° to 5 °.
It is described it is wing there is axis, the junction of the fixed part and the deflector forms first on the axis
Point, the one end of the deflector far from the fixed part forms second point on the axis, in the second position, described
The line of first point and the second point and the included angle range of the axis are -10 ° to 5 °.
Ratio range along the size ratio of the size and deflector of fixed part described in the axis direction is 2:1-9:
1。
In the second position, the junction rounding off of the fixed part and the deflector.
A kind of air-conditioning, including above-mentioned wind blade.
A kind of control method of above-mentioned wind blade includes:
The angle of attack that wind speed and air-flow at S1, the acquisition ontology are generated in the end of the fixed part；
S2, the wind speed obtained in step S1 and the angle of attack are matched with preset data, obtains the default of the deflector
Position；
S3, the deflector is adjusted, the second position of the deflector made is overlapped with the predeterminated position.
The wind blade is set in air-conditioning, and before step S1 further include: adjust the wind blade relative to
The angle of the air outlet of the air-conditioning.
It is provided by the invention that there is the wind blade and its control method, air-conditioner set for reducing noise result, make deflector
It is deflected according to the airstream data detected at fixed part, air-flow is effectively avoided to generate fluid separation after wind blade
The problem of, so that the noise that wind deflector is generated by flow separation be effectively reduced, and there is bigger operating angle of attack range, increases
Add the aeroperformance of wind blade.
Detailed description of the invention
Fig. 1 is the wind blade and its control method, the reality of air-conditioner set provided by the invention for having and reducing noise result
Apply the structural schematic diagram of the wind blade of example；
Fig. 2 is the wind blade and its control method, the reality of air-conditioner set provided by the invention for having and reducing noise result
Apply the structural schematic diagram of the first position and the second position of deflector in the wind blade of example；
Fig. 3 is the wind blade and its control method, the reality of air-conditioner set provided by the invention for having and reducing noise result
Apply the cross-sectional view of the wind blade of example；
In figure:
1, ontology；11, fixed part；12, deflector；2, actuator.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, right with reference to the accompanying drawings and embodiments
The present invention is further elaborated.It should be appreciated that described herein, the specific embodiments are only for explaining the present invention, not
For limiting the present invention.
Wind blade as shown in Figure 1 to Figure 3, including ontology 1, the ontology 1 include fixed part 11 and deflector 12, gas
Stream successively passes through the fixed part 11 and the deflector 12, and the air-flow for flowing through the fixed part 11 has the first flowing side
To, flow through the deflector 12 air-flow have the second flow direction, and the deflector 12 have make the first flowing side
To first position identical with second flow direction and there is first flow direction and second flow direction
The second position of angle, the ontology 1 include windward side and tail end, one end shape of the fixed part 11 far from the deflector 12
At the windward side, the deflector 12 forms the tail end far from one end of the fixed part 11, and air-flow is flowing through ontology 1
When, tail end is flowed to by windward side, so that ontology 1 is made to complete wind-guiding movement, it is described when the deflector 12 is in first position
Direction of the air-flow when flowing through ontology 1 does not generate change, carries out wind-guiding just with the deflection angle of ontology 1, and described inclined
When transfer part 12 is in the second position, direction of the air-flow when flowing through ontology 1 changes, and effectively avoids air-flow in ontology
1 end generates fluid and separates, and the problem for causing noise excessive, and the solid line in Fig. 2 is that the deflector is in first position
Schematic diagram, dotted line is the schematic diagram when deflector is in the second position.
The wind blade further includes actuator 2, and the actuator 2 is set to the deflector 12 and the fixed part 11
Junction, and switch over the deflector 12 between the first position and the second position, the actuator 2
It is that control force, when the position to deflector 12 switches over, actuator 2 are applied to control object according to determining control law
Excitation is provided to deflector 12, so that deflector 12 be made to carry out bending or rotation relative to fixed part 11, and then is realized first
Switching between position and the second position.
The wind blade further includes induction mechanism, and the induction mechanism is set on the fixed part 11, and the sense
Mechanism is answered to be electrically connected with the actuator 2, using induction mechanism induction by the parameter of the air-flow of ontology 1, parameter includes air-flow
Flow velocity, airflow direction etc..
The induction mechanism is wind speed inductor.
The induction mechanism is set to the one end of the fixed part 11 far from the deflector 12, and wherein induction mechanism is arranged
In end of the fixed part 11 far from the deflector 12, the parameter of air-flow when directly induction has just contacted ontology 1, thus guarantee pair
The accurate adjusting of deflector 12.
The deflector 12 is fabricated from a flexible material, and 12 section of deflector is arc in the second position,
Middle section is the plane locating for the air current flow direction, and the angle of second flow direction and first flow direction is gradually
Increase namely actuator 2 apply the excitation of certain orientation to deflector 12 far from the end of fixed part 11, to make entirely to deflect
Portion 12 generates bending relative to fixed part 11, and generates rounding off in the junction of deflector 12 and fixed part 11, because of deflection
Portion 12 generates the deformation of arcuation because of relationship flexible, makes air-flow by the entrance deflector 12 of fixed part 11 and in deflector 12
When flowing, noise and aerodynamic loss that ontology 1 is generated by air drag are reduced.
When the deflector 12 is in the first position, the section of the ontology 1 be it is wing, middle section is along gas
Plane locating for flow direction is flowed, and the angular range of the wing angle of attack is -5 ° to 5 °, the wing section for wing,
Namely the size of the fixed part 11 is gradually increased by 0 by end of the fixed part 11 far from the deflector 12, and
When increasing to a certain extent, the size of the fixed part 11 is gradually reduced, and the size of the deflector 12 is with fixed part
The reduction of 11 size and reduce, and be reduced to 0 far from the end size of the fixed part 11 to the deflector 12, form machine
Wing-like, and the angle of the angle of attack is the angle of wing axis and airflow direction, wherein the angle of the angle of attack is with air-flow side
It is defined to for X-axis, when the angle of attack is positive value, ontology 1 is in the side clockwise of airflow direction, when the angle of attack is negative value,
Ontology 1 is in the side counterclockwise of airflow direction.
It is described it is wing there is axis, the junction of the fixed part 11 and the deflector 12 forms the on the axis
A bit, the deflector 12 forms second point on the axis far from one end of the fixed part 11, in the second position
When, the line of described first point and the second point and the angle α angular range of the axis are -10 ° to 5 °, namely when deflection
When the 12 straight plates in portion, the included angle range of plane locating for the deflector 12 and the axis is -10 ° to 5 °, and is worked as
When the section of deflector 12 is arc, the included angle range of the corresponding string of arc and the axis is -10 ° to 5 °,
Positive and negative in middle angular range is to carry out rotation as X-axis using axis to show that, when being rotated clockwise, angle is positive, when
When being rotated counterclockwise, angle is negative.
Ratio range along the size ratio of the size and deflector 12 of fixed part 11 described in the axis direction is 2:1
To 9:1, wherein the position of actuator 2 is adjusted according to the size of deflector 12.
In the second position, the junction rounding off of the fixed part 11 and the deflector 12, to greatest extent
Reduction windage.
The deflector is deformable trailing edge flaps (DTEF) to realize deflection.
A kind of air-conditioning, including above-mentioned wind blade.
A kind of control method of above-mentioned wind blade includes:
The angle of attack that wind speed and air-flow at S1, the acquisition ontology 1 are generated in the end of the fixed part 11；
S2, the wind speed obtained in step S1 and the angle of attack are matched with preset data, obtains the pre- of the deflector 12
If position；
S3, the deflector 12 is adjusted, the second position of the deflector 12 made is overlapped with the predeterminated position.
The wind blade is set in air-conditioning, and before step S1 further include: adjust the wind blade relative to
The angle of the air outlet of the air-conditioning preferentially adjusts the rotational angle of ontology 1 according to actual needs, then at ontology 1
Deflector 12 is adjusted in the data detected.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (15)
1. a kind of wind blade, it is characterised in that: including ontology (1), the ontology (1) includes fixed part (11) and deflector
(12), air-flow successively passes through the fixed part (11) and the deflector (12), and flows through the air-flow tool of the fixed part (11)
There is the first flow direction, the air-flow for flowing through the deflector (12) has the second flow direction, and the deflector (12) has
Make the identical first position in first flow direction and second flow direction and makes first flow direction and described
Second flow direction has the second position of angle.
2. wind blade according to claim 1, it is characterised in that: the wind blade further includes actuator (2), described
Actuator (2) is set to the junction of the deflector (12) and the fixed part (11), and makes the deflector (12) in institute
It states and is switched between first position and the second position.
3. wind blade according to claim 2, it is characterised in that: the wind blade further includes induction mechanism, described
Induction mechanism is set on the fixed part (11), and the induction mechanism is connect with the actuator (2).
4. wind blade according to claim 3, it is characterised in that: the induction mechanism is wind speed inductor.
5. wind blade according to claim 4, it is characterised in that: the ontology is passed through in the wind speed inductor detection
(1) wind speed and the air-flow angle of attack, and the actuator (2) adjusts the deflector according to the wind speed and the air-flow angle of attack
(12)。
6. wind blade according to claim 3, it is characterised in that: the induction mechanism is set to the fixed part (11)
One end far from the deflector (12).
7. wind blade according to claim 1, it is characterised in that: the deflector (12) is fabricated from a flexible material.
8. wind blade according to claim 1, it is characterised in that: the deflector (12) is cut in the second position
Face is arc, and the angle of second flow direction and first flow direction is gradually increased.
9. wind blade according to claim 1, it is characterised in that: be in the first position in the deflector (12)
When, the section of the ontology (1) is wing.
10. wind blade according to claim 9, it is characterised in that: the angular range of the wing angle of attack be -5 ° extremely
5°。
11. wind blade according to claim 9, it is characterised in that: described wing with axis, the fixed part (11)
Form on the axis at first point with the junction of the deflector (12), the deflector (12) is far from the fixed part
(11) one end forms second point on the axis, in the second position, the company of described first point and the second point
The included angle range of line and the axis is -10 ° to 5 °.
12. wind blade according to claim 11, it is characterised in that: along fixed part (11) described in the axis direction
The ratio range of the size ratio of size and the deflector (12) is 2:1 to 9:1.
13. a kind of air-conditioning, it is characterised in that: including wind blade described in any one of claims 1 to 12.
14. a kind of control method of wind blade described in any one of claims 1 to 12, it is characterised in that: include:
The angle of attack that wind speed and air-flow at S1, the acquisition ontology (1) are generated in the end of the fixed part (11)；
S2, the wind speed obtained in step S1 and the angle of attack are matched with preset data, obtains the default of the deflector (12)
Position；
S3, the deflector (12) is adjusted, the second position of the deflector made (12) is overlapped with the predeterminated position.
15. control method according to claim 14, it is characterised in that: the wind blade is set in air-conditioning, and
Before step S1 further include: adjust angle of the wind blade relative to the air outlet of the air-conditioning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910543224.XA CN110296525A (en) | 2019-06-21 | 2019-06-21 | With the wind blade and its control method, air-conditioner set for reducing noise result |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910543224.XA CN110296525A (en) | 2019-06-21 | 2019-06-21 | With the wind blade and its control method, air-conditioner set for reducing noise result |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110296525A true CN110296525A (en) | 2019-10-01 |
Family
ID=68028434
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910543224.XA Pending CN110296525A (en) | 2019-06-21 | 2019-06-21 | With the wind blade and its control method, air-conditioner set for reducing noise result |
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| CN (1) | CN110296525A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110749078A (en) * | 2019-11-29 | 2020-02-04 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
| CN110749079A (en) * | 2019-11-29 | 2020-02-04 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
| CN110762822A (en) * | 2019-11-29 | 2020-02-07 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
| CN111006381A (en) * | 2019-11-29 | 2020-04-14 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
| CN111076396A (en) * | 2019-11-29 | 2020-04-28 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
| CN111121261A (en) * | 2019-11-29 | 2020-05-08 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
| CN111156680A (en) * | 2019-11-29 | 2020-05-15 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
| CN111351200A (en) * | 2019-11-29 | 2020-06-30 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
| CN111006382B (en) * | 2019-11-29 | 2023-10-31 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110749078A (en) * | 2019-11-29 | 2020-02-04 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
| CN110749079A (en) * | 2019-11-29 | 2020-02-04 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
| CN110762822A (en) * | 2019-11-29 | 2020-02-07 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
| CN111006381A (en) * | 2019-11-29 | 2020-04-14 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
| CN111076396A (en) * | 2019-11-29 | 2020-04-28 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
| CN111121261A (en) * | 2019-11-29 | 2020-05-08 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
| CN111156680A (en) * | 2019-11-29 | 2020-05-15 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
| CN111351200A (en) * | 2019-11-29 | 2020-06-30 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
| CN110749079B (en) * | 2019-11-29 | 2023-09-08 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
| CN111076396B (en) * | 2019-11-29 | 2023-09-12 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
| CN111121261B (en) * | 2019-11-29 | 2023-09-12 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
| CN111156680B (en) * | 2019-11-29 | 2023-09-12 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
| CN111006381B (en) * | 2019-11-29 | 2023-09-26 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
| CN111351200B (en) * | 2019-11-29 | 2023-09-26 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
| CN110749078B (en) * | 2019-11-29 | 2023-09-26 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
| CN110762822B (en) * | 2019-11-29 | 2023-10-31 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
| CN111006382B (en) * | 2019-11-29 | 2023-10-31 | 广东美的制冷设备有限公司 | Air deflector assembly and air conditioner |
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