CN207363948U - A kind of compressor blade and compressor - Google Patents
A kind of compressor blade and compressor Download PDFInfo
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- CN207363948U CN207363948U CN201720781724.3U CN201720781724U CN207363948U CN 207363948 U CN207363948 U CN 207363948U CN 201720781724 U CN201720781724 U CN 201720781724U CN 207363948 U CN207363948 U CN 207363948U
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Abstract
The purpose of this utility model is to provide a kind of compressor blade and compressor.Compressor blade provided by the utility model, including blade body, gas channel, boundary layer control device and valve body movable passageway, gas channel penetrating blade body simultaneously is configured to connect suction surface side with pressure surface side, so that air-flow can be under the action of the pressure difference of suction surface side and pressure surface side, just it can enter gas channel from pressure surface side without external impetus, enter suction surface side from gas channel again, so as to weaken the boundary-layer on suction surface.Boundary layer control device includes valve body, and valve body is arranged in valve body movable passageway, and gas channel can be turned on or off in a manner of mobile, relative to boundary layer suction control device of the prior art, has the advantages that simple in structure.Compressor provided by the utility model, has above-mentioned compressor blade, so that also can be without external impetus with regard to boundary-layer can be weakened, and have the advantages that simple in structure.
Description
Technical field
Aero-engine field is the utility model is related to, more particularly, to a kind of compressor blade and compressor.
Background technology
When air-flow flows through blade surface, due to the effect of fluid viscosity retardance, the fluid flow rate close to blade surface is zero,
One layer of thin layer of fluid for having velocity gradient is formed from blade surface to mainstream region, which is blade surface boundary-layer.It is attached
Gas velocity is relatively low in surface layer, is not easy resistance along the big adverse pressure gradient of journey, easily separates, cause larger flow losses.
Boundary-layer separation can cause larger flow losses, therefore need to control the development of boundary-layer in engineering, reduce the thickness of boundary-layer
Degree, weakens or delays the separation of boundary-layer, is boundary layer separations.
Requirement of the continuous development of aircraft technology to its power-aero-engine is higher and higher, as aero-engine core
The compressor of one of center portion part, its design level is constantly progressive, and performance indicator is substantially improved.High efficiency, high load capacity are modern pressures
The essential characteristic of mechanism of qi design.High load capacity and efficient compressor design requirement means that blade bears very high aerodynamic loading
While also need ensure loss it is smaller.High load capacity typically represents adverse pressure gradient high in compressor passage, to ensure to damage at the same time
Less requirement is lost, extreme difficulties are brought to blade design and boundary layer separations.Pressure-vaccum control is carried out to blade surface boundary-layer
It is the effective means for designing high load capacity blade profile.
The pressure-vaccum that blade surface boundary-layer carries out is controlled, is by (hole) design fluid flow paths of slotting in blade surface
Footpath, pressure-vaccum walk low energy fluid in boundary-layer so that blade surface boundary-layer is thinned, and fluid is flowed close to blade surface, so as to reach
To control boundary-layer development, boundary-layer separation is eliminated, blade acting ability is improved and reduces blade loss, improves vane efficiency
Purpose.Currently, the research to blade surface progress boundary layer blow-suck control is quite varied, and research contents is varied, such as exists
Through slot suction boundary-layer is opened on the whole leaf height of blade, control boundary-layer is aspirated from blade petiolarea, whirlpool is buried in blade surface
The control boundary-layer such as device or ion device is flowed, also has self-priming fluting bleed mode, i.e., before and after runner or blade surface passes through
Pressure difference self-assembling formation suction airstream.Complicated, the low effort that these methods have, some need introduce outside energy it is defeated
Enter, some is unable to control suction position, is subject to certain restrictions in practical application.
This area need it is a kind of simple in structure and without external impetus with regard to the compressor blade and pressure of boundary-layer can be weakened
Mechanism of qi.
Utility model content
The purpose of this utility model is to provide a kind of compressor blade, the compressor blade is without external impetus with regard to energy
Weaken boundary-layer, and have the advantages that simple in structure.
The purpose of this utility model, which also resides in, provides a kind of compressor, which includes above-mentioned compressor blade, so that
Without external impetus with regard to boundary-layer can be weakened, and have the advantages that simple in structure.
To realize the compressor blade of the purpose, including blade body, gas channel, the blade body includes suction
Face and pressure face, the outside of the suction surface is suction surface side, and the outside of the pressure face is pressure surface side；The gas channel
Through the blade body and it is configured to connect the suction surface side with the pressure surface side；
The compressor blade further includes boundary layer control device and valve body movable passageway, and the valve body movable passageway is set
Intersect inside the blade body and with the gas channel and connect；
The boundary layer control device includes valve body, and the valve body includes mobile bar and step, one end of the mobile bar
The valve body movable passageway is stretched into, through the gas channel and is configured to along the length side of the valve body movable passageway
To overall movement；
The step is fixed in the mobile bar, and along the mobile bar radially protruding in the mobile bar
Outer wall；The inner wall of the step and the valve body movable passageway slidably contacts with sealing, the mobile bar and the valve body
There are gap between the inner wall of movable passageway；
The step is configured to follow the mobile bar to move along the length direction of the valve body movable passageway, with
The gas channel is closed into the gas channel, or leaves the gas channel to open the gas channel.
The compressor rotation shaft structure, its further feature are that the step includes top bar and gets out of a predicament or an embarrassing situation, described
Top bar and described get out of a predicament or an embarrassing situation are fixed in the mobile bar, and with the inner wall of the valve body movable passageway slideably
Contact sealing；
The gas channel includes the first gas channel and the second gas channel；The valve body movable passageway and described first
Gas channel intersects with second gas channel to be connected；The top bar is configured to lead into first air-flow
First gas channel is closed in road, or leaves first gas channel to open first gas channel；It is described
Get out of a predicament or an embarrassing situation and be configured to close second gas channel into second gas channel, or leave described second
Gas channel opens second gas channel.
The compressor rotation shaft structure, its further feature are, on the length direction of the valve body movable passageway,
The distance between the upper limb of the top bar and the lower edge got out of a predicament or an embarrassing situation are the first distance, the lower edge of the top bar and described
The distance between upper limb got out of a predicament or an embarrassing situation is second distance, under the upper limb of first gas channel and second gas channel
The distance between edge is the 3rd distance, between the lower edge of first gas channel and the upper limb of second gas channel away from
With a distance from for the 4th；First distance is equal to second distance, and the second distance is less than the 4th distance.
The compressor rotation shaft structure, its further feature are, on the length direction of the valve body movable passageway,
The distance between the upper limb of the top bar and the lower edge got out of a predicament or an embarrassing situation are the first distance, the lower edge of the top bar and described
The distance between upper limb got out of a predicament or an embarrassing situation is second distance, under the upper limb of first gas channel and second gas channel
The distance between edge is the 3rd distance, between the lower edge of first gas channel and the upper limb of second gas channel away from
With a distance from for the 4th；First distance is more than the 3rd distance, and the second distance is equal to the 4th distance.
The compressor rotation shaft structure, its further feature are that the top bar is arranged in the mobile bar
Portion, described get out of a predicament or an embarrassing situation are arranged at the lower end of the mobile bar.
The compressor rotation shaft structure, its further feature are that one end of the mobile bar is located at valve body shifting
In dynamic passage, the other end stretches out the valve body movable passageway, for the movement for controlling the top bar and getting out of a predicament or an embarrassing situation.
The compressor rotation shaft structure, its further feature are that the length direction of the valve body movable passageway is institute
State the length direction of blade body, the length direction of the direction of the gas channel perpendicular to the blade body.
The compressor rotation shaft structure, its further feature are that the gas channel includes ostium and tap hole,
The ostium is opened on the pressure face, and the tap hole is opened on the suction surface.
The compressor rotation shaft structure, its further feature are that the compressor further includes such as claim 1 to 7
Compressor blade described in middle any one claim, the compressor blade are fixed on the rotor and can follow
The rotor rotates, with compressed gas.
The positive effect of the utility model is：Compressor blade provided by the utility model, including blade body,
Gas channel, boundary layer control device and valve body movable passageway, gas channel penetrating blade body are simultaneously configured to suction surface
Side is connected with pressure surface side, so that air-flow can be dynamic without outside under the action of the pressure difference of suction surface side and pressure surface side
Power can just enter gas channel from pressure surface side, then enter suction surface side from gas channel, so as to weaken the attached face on suction surface
Layer.Boundary layer control device includes valve body, and valve body is arranged in valve body movable passageway, and can be opened in a manner of mobile or
Person's closed gas flow passage, relative to boundary layer suction control device of the prior art, has the advantages that simple in structure.This practicality
The compressor of new offer, has above-mentioned compressor blade, thus also can without external impetus with regard to boundary-layer can be weakened, and
Have the advantages that simple in structure.
Brief description of the drawings
The above and other feature, property and advantage of the utility model will be by with reference to the accompanying drawings and examples
Description and become readily apparent from, wherein：
Fig. 1 is the schematic diagram of compressor blade pressure face in the utility model；
Fig. 2 is the schematic diagram of compressor blade suction surface in the utility model；
Fig. 3 is the schematic diagram of valve body in the utility model；
Fig. 4 is that the first gas channel is opened in the utility model, the schematic diagram that the second gas channel is closed；
Fig. 5 is the schematic diagram that the first gas channel and the second gas channel simultaneously close off in the utility model；
Fig. 6 is that the first gas channel is closed in the utility model, the schematic diagram that the second gas channel is opened；
Fig. 7 is the schematic diagram that the first gas channel and the second gas channel are opened at the same time in the utility model；
Fig. 8 is the schematic diagram that air-flow flows into gas channel from pressure face side in the utility model；
Fig. 9 is the schematic diagram that air-flow flows into suction surface side from gas channel in the utility model；
Figure 10 is schematic diagram when boundary-layer is stronger in the utility model；
Figure 11 is the schematic diagram after boundary-layer decrease in the utility model.
Embodiment
With reference to specific embodiments and the drawings, the utility model is described in further detail, elaborates in the following description
More details are in order to fully understand the utility model, but the utility model obviously can be different from what this was described with a variety of
Other manner is implemented, and those skilled in the art can be in the case of without prejudice to the utility model connotation according to practical application feelings
Condition makees similar popularization, deduces, therefore should not limit the scope of protection of the utility model with the content of this specific embodiment.
It should be noted that Fig. 1 to Figure 11 only as an example, its not be according to equal proportion condition draw, and
And it should not be construed as limiting in this, as the protection domain to the utility model actual requirement.
In the context of the utility model, orientation " on ", " under " only represent relative bearing of the component in drawing, without
Limit relative bearing of the component when actually placing or use state.
Compressor attached drawing can be set to be not shown to produce compressed air in aero-engine, so that combustion chamber uses.Calm the anger
Machine includes rotor and compressor blade, and compressor blade is fixed on rotor and rotor can be followed to rotate, with compressed gas.
As shown in Figure 10, the surface of compressor blade can form boundary-layer, reduce the efficiency of compressor.
Compressor blade in Fig. 1, the utility model shown in 2, including blade body 1 and gas channel 2, blade sheet
Body 1 includes suction surface 100 and pressure face 101, and the outside of suction surface 100 is suction surface side, and the outside of pressure face 101 is pressure face
Side；When air-flow flows through the surface of blade body 1, the pressure of suction surface side is less than the pressure of pressure surface side.
As shown in Fig. 8,9,11,2 penetrating blade body 1 of gas channel is simultaneously configured to suction surface side and pressure surface side company
Logical, therefore, under the action of the pressure difference of suction surface side and pressure surface side, air-flow can enter gas channel 2 from pressure surface side, then
Enter suction surface side from gas channel 2, pressure-vaccum is carried out to boundary-layer 6, so as to weaken the boundary-layer 6 on suction surface 100.Before decrease
It is respectively displayed on the boundary-layer 6 after decrease in Figure 10 and Figure 11.Gas channel 2 includes ostium and tap hole, and ostium is opened
It is located on pressure face 101, tap hole is opened on suction surface 100.
Under some operating modes, as air-flow velocity it is relatively low when, boundary-layer 6 can't be formed, and need to close gas channel 2 at this time
Close and prevent air-flow penetrating blade body 1.
To solve this technical problem, compressor blade provided by the utility model further includes boundary layer control device and valve
Body movable passageway 3, valve body movable passageway 3 are arranged at the inside of blade body 1 and intersect with gas channel 2 and connect.Valve body movement is logical
Road 3 and gas channel 2 can be integrally formed at the inside of blade body 1.Gas channel 2 can be as shown in figure 11 by being opened in
Hole slot on suction surface 100 and pressure face 101 is composed.
Boundary layer control device includes valve body 4, and valve body 4 includes mobile bar 41 and step 40, and one end of mobile bar 41 is stretched into
Valve body movable passageway 3, through gas channel 2 and is configured to the length direction overall movement along valve body movable passageway 3；
Step 40 is fixed in mobile bar 41, and along mobile bar 41 radially protruding in the outer wall of mobile bar 41；
The inner wall of step 40 and valve body movable passageway 3 slidably contacts with sealing, between the inner wall of mobile bar 41 and valve body movable passageway 3
There are gap；Slidably contact with sealing can be by setting sealing in the outer wall of step 40 or the inner wall of valve body movable passageway 3
Material realizes that sealing material can be rubber；Step 40 is configured to follow mobile bar 41 along valve body movable passageway 2
Length direction moves, and to carry out closed gas flow passage 2 into gas channel 2, or leaves gas channel 2 to open gas channel 2.
Step 40 has certain thickness in the direction of movement, and the thickness is more than the width of gas channel 2, that is, in step 40
On moving direction, the distance between upper limb and lower edge of gas channel 2.So step 40 just can be completely stifled by gas channel 2
Extremely, and formed between the inner wall of gas channel 2 and slidably contact with sealing.
The process description that gas channel 2 opens and closes (refers to the movement shape of top bar 401 in Fig. 4,5,6,7 as follows
Condition)：By taking the bottom-up movement of step 40 as an example, gas is moved closer to during step 40 is mobile in valve body movable passageway 3
Circulation road 2, when the upper limb of step 40 is flushed with the lower edge of gas channel 2, step 40 initially enters gas channel 2.Step 40
Continue upward movement so that the upper limb of step 40 crosses the lower edge of gas channel 2, causes the top of step 40 to lead to air-flow
The mode that road 2 intersects enters gas channel 2, and reduces the flow area of gas channel 2.When the upper limb of step 40 leads to air-flow
When the upper limb in road 2 flushes, gas channel 2 is closed.Step 40 continues up so that the lower edge of step 40 and circulation road 2
Lower edge when flushing, step 40 initially moves off gas channel 2.Step 40 continues upward movement so that the lower edge of step 40 is crossed
The lower edge of gas channel 2, at this time the subregion in gas channel 2 only stopped by mobile bar 41, due to mobile bar 41 and valve body
There are gap between movable passageway 3 so that gas channel 2 is opened.
, can relatively simple ground reality by the mobile cooperation between above-mentioned boundary layer control device and valve body movable passageway 3
Switching between the opening and closing state of existing gas channel 2, so as to open and close according to the formational situation of boundary-layer 6
Hold one's breath circulation road 2.
In the another embodiment of the utility model, gas channel 2 can have it is multiple, can be according to the formation of boundary-layer
Position is set, for example, gas channel 2 may be provided in the range of the 40-70% chord lengths of blade, and can along the height of blade
Direction is set.
With continued reference to Fig. 1,2, in one embodiment of the utility model, gas channel 2 includes the first gas channel 201
With the second gas channel 202；Valve body movable passageway 3 intersects with the first gas channel 201 and the second gas channel 202 to be connected；
Correspondingly, as shown in figure 3, step 40 includes top bar 401 and gets out of a predicament or an embarrassing situation 402, top bar 401 and 402 fixed settings of getting out of a predicament or an embarrassing situation
Sealing is slidably contacted with mobile bar 41, and with the inner wall of valve body movable passageway 3；Alternatively, top bar 401 is arranged at
The middle part of mobile bar 41,402 lower ends for being arranged at mobile bar 41 of getting out of a predicament or an embarrassing situation.Gas channel 2 includes 201 He of the first gas channel
Second gas channel 202；Valve body movable passageway 3 intersects with the first gas channel 201 and the second gas channel 202 to be connected；On
Step 401 is configured to close the first gas channel 201 into the first gas channel 201, or leaves the first air-flow
Passage 201 opens the first gas channel 201；Get out of a predicament or an embarrassing situation and 402 be configured to close into the second gas channel 202
Two gas channels 202, or the second gas channel 202 is left to open the second gas channel 202.
So designing is advantageous in that 1 rotary course of valve body can control the opening and closing of multiple gas channels 2 at the same time, simplifies control
Process processed.Alternatively, the first gas channel 201 is set close to blade tip, and the second gas channel 202 is set close to blade root.
With reference to figure 4,5,6,7, in order to further increase the control to the first gas channel 201 and the second gas channel 202
Pattern, one embodiment of the utility model to top bar 401 and get out of a predicament or an embarrassing situation the distance between 402 with the first gas channel 201
The distance between second gas channel 202 is defined.Specifically, on the length direction of valve body movable passageway 3, appear on the stage
The upper limb of rank 401 and 402 the distance between the lower edge of getting out of a predicament or an embarrassing situation be the first distance L1, the lower edge of top bar 401 with get out of a predicament or an embarrassing situation
The distance between 402 upper limb is the lower edge of second distance L2, the upper limb of the first gas channel 201 and the second gas channel 202
The distance between be the 3rd distance L3, between the lower edge of the first gas channel 201 and the upper limb of the second gas channel 202 away from
From for the 4th distance L4；First distance L1 is equal to second distance L3, and second distance L2 is less than the 4th distance L4.In Fig. 4, first
Gas channel is opened, and the second gas channel is closed.In Fig. 5, the first gas channel and the second gas channel simultaneously close off.Fig. 6
In, the first gas channel is closed, and the second gas channel is opened.In Fig. 7, the first gas channel and the second gas channel are opened at the same time
Open.Such design is advantageous in that, when top bar 401 and get out of a predicament or an embarrassing situation 402 be in Fig. 5 position when, top bar 401 it is upper
Edge is flushed with the upper limb of the first gas channel 201, and 402 lower edge of getting out of a predicament or an embarrassing situation is flushed with the lower edge of the second gas channel 202, because
This, is although in Fig. 5, the first gas channel and the second gas channel simultaneously close off, however, next how valve body 4 moves, the
Some in one gas channel and the second gas channel is always opened immediately, another can be remained turned-off.Which increase
Response speed when being aspirated to boundary-layer.In the unshowned embodiment of another attached drawing, the first distance L1 is more than the 3rd
Distance L3, second distance L2, which are equal to the 4th distance L4, can also obtain similar technique effect.
In vpg connection, the shape of mobile bar 41 is elongated rod shape, and correspondingly, the shape of valve body movable passageway 3 is also long cylinder
Shape, one end of mobile bar 41 are located in valve body movable passageway 3, and the other end stretches out valve body movable passageway 3, stretch out valve body movable passageway
3 one end can be connected with external control mechanisms, carried out application valve body 4 and moved.
Alternatively, the length direction of valve body movable passageway 3 be blade body 1 length direction, the direction of gas channel 2
Perpendicular to the length direction of blade body 1.
The positive effect of the utility model is：Compressor blade provided by the utility model, including blade body,
Gas channel, boundary layer control device and valve body movable passageway, gas channel penetrating blade body are simultaneously configured to suction surface
Side is connected with pressure surface side, so that air-flow can be dynamic without outside under the action of the pressure difference of suction surface side and pressure surface side
Power can just enter gas channel from pressure surface side, then enter suction surface side from gas channel, so as to weaken the attached face on suction surface
Layer.Boundary layer control device includes valve body, and valve body is arranged in valve body movable passageway, and can be opened in a manner of mobile or
Person's closed gas flow passage, relative to boundary layer suction control device of the prior art, has the advantages that simple in structure.This practicality
The compressor of new offer, has above-mentioned compressor blade, thus also can without external impetus with regard to boundary-layer can be weakened, and
Have the advantages that simple in structure.
Although the utility model is disclosed as above with preferred embodiment, its be not for limiting the utility model, it is any
Those skilled in the art without departing from the spirit and scope of the utility model, can make possible variation and modification, all
It is the content without departing from technical solutions of the utility model, appoints according to what the technical essence of the utility model made above example
What modification, equivalent variations and modification, each falls within the protection domain that the utility model claims are defined.
Claims (9)
1. a kind of compressor blade, including blade body (1), gas channel (2), the blade body (1) include suction surface
(100) and pressure face (101), the outside of the suction surface (100) is suction surface side, and the outside of the pressure face (101) is pressure
Power surface side；The gas channel (2) is through the blade body (1) and is configured to the suction surface side and the pressure face
Side connects, it is characterised in that
The compressor blade further includes boundary layer control device and valve body movable passageway (3), and the valve body movable passageway (3) sets
It is placed in the blade body (1) inside and intersects with the gas channel (2) and connects；
The boundary layer control device includes valve body (4), and the valve body (4) includes mobile bar (41) and step (40), the shifting
The valve body movable passageway (3) is stretched into one end of lever (41), through the gas channel (2) and is configured to along described
The length direction of valve body movable passageway (3) moves integrally；
The step (40) is fixed in the mobile bar (41), and along the mobile bar (41) radially protruding in institute
State the outer wall of mobile bar (41)；The inner wall of the step (40) and the valve body movable passageway (3) slidably contacts with sealing, institute
State between the inner wall of mobile bar (41) and the valve body movable passageway (3) that there are gap；
The step (40) is configured to the length direction for following the mobile bar (41) along the valve body movable passageway (3)
It is mobile, the gas channel (2) is closed to enter the gas channel (2), or leave the gas channel (2) to open
The gas channel (2).
2. compressor blade as claimed in claim 1, it is characterised in that the step (40) include top bar (401) and under
Step (402), the top bar (401) and get out of a predicament or an embarrassing situation (402) are fixed in the mobile bar (41), and with institute
The inner wall for stating valve body movable passageway (3) slidably contacts with sealing；
The gas channel (2) includes the first gas channel (201) and the second gas channel (202)；The valve body movable passageway
(3) intersect with first gas channel (201) and second gas channel (202) and connect；Top bar (401) quilt
It is arranged to enter first gas channel (201) to close first gas channel (201), or leaves described
First gas channel (201) opens first gas channel (201)；Get out of a predicament or an embarrassing situation (402) are configured to enter
Second gas channel (202) closes second gas channel (202), or leaves second gas channel
(202) second gas channel (202) is opened.
3. compressor blade as claimed in claim 2, it is characterised in that in the length direction of the valve body movable passageway (3)
On, the upper limb of the top bar (401) and the distance between the lower edge for getting out of a predicament or an embarrassing situation (402) they are the first distance (L1), described
The lower edge of top bar (401) and the distance between the upper limb for getting out of a predicament or an embarrassing situation (402) are second distance (L2), first air-flow
The distance between lower edge of the upper limb of passage (201) and second gas channel (202) for the 3rd distance (L3), described first
The distance between upper limb of the lower edge of gas channel (201) and second gas channel (202) is the 4th distance (L4)；It is described
First distance (L1) is equal to second distance (L3), and the second distance (L2) is less than the 4th distance (L4).
4. compressor blade as claimed in claim 2, it is characterised in that in the length direction of the valve body movable passageway (3)
On, the upper limb of the top bar (401) and the distance between the lower edge for getting out of a predicament or an embarrassing situation (402) they are the first distance (L1), described
The lower edge of top bar (401) and the distance between the upper limb for getting out of a predicament or an embarrassing situation (402) are second distance (L2), first air-flow
The distance between lower edge of the upper limb of passage (201) and second gas channel (202) for the 3rd distance (L3), described first
The distance between upper limb of the lower edge of gas channel (201) and second gas channel (202) is the 4th distance (L4)；It is described
First distance (L1) is more than the 3rd distance (L3), and the second distance (L2) is equal to the 4th distance (L4).
5. compressor blade as claimed in claim 2, it is characterised in that the top bar (401) is arranged at the mobile bar
(41) middle part, get out of a predicament or an embarrassing situation (402) are arranged at the lower ends of the mobile bar (41).
6. compressor blade as claimed in claim 2, it is characterised in that one end of the mobile bar (41) is located at the valve body
In movable passageway (3), the other end stretches out the valve body movable passageway (3), for controlling the top bar (401) and getting out of a predicament or an embarrassing situation
(402) movement.
7. compressor blade as claimed in claim 1, it is characterised in that the length direction of the valve body movable passageway (3) is
The length direction of the blade body (1), the direction of the gas channel (2) is perpendicular to the length side of the blade body (1)
To.
8. compressor blade as claimed in claim 1, it is characterised in that the gas channel (2) includes ostium and outflow
Hole, the ostium are opened on the pressure face, and the tap hole is opened on the suction surface.
9. a kind of compressor, including rotor, it is characterised in that the compressor is further included such as any one in claim 1 to 7
Compressor blade described in claim, the compressor blade are fixed on the rotor and the rotor can be followed to turn
It is dynamic, with compressed gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720781724.3U CN207363948U (en) | 2017-06-30 | 2017-06-30 | A kind of compressor blade and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720781724.3U CN207363948U (en) | 2017-06-30 | 2017-06-30 | A kind of compressor blade and compressor |
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| Publication Number | Publication Date |
|---|---|
| CN207363948U true CN207363948U (en) | 2018-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720781724.3U Active CN207363948U (en) | 2017-06-30 | 2017-06-30 | A kind of compressor blade and compressor |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110374918A (en) * | 2019-07-31 | 2019-10-25 | 宁波方太厨具有限公司 | A kind of impeller and its control method for centrifugal blower |
| CN110685976A (en) * | 2019-09-12 | 2020-01-14 | 武汉大学 | Suction jet device for blade boundary layer |
| CN112196833A (en) * | 2020-12-07 | 2021-01-08 | 中国航发上海商用航空发动机制造有限责任公司 | Spanwise distributed pulse jet device for aircraft engine compressor |
| CN113915164A (en) * | 2021-10-15 | 2022-01-11 | 南京工业大学 | Compressor blade for inhibiting flow separation through self-driven pulse jet |
-
2017
- 2017-06-30 CN CN201720781724.3U patent/CN207363948U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110374918A (en) * | 2019-07-31 | 2019-10-25 | 宁波方太厨具有限公司 | A kind of impeller and its control method for centrifugal blower |
| CN110685976A (en) * | 2019-09-12 | 2020-01-14 | 武汉大学 | Suction jet device for blade boundary layer |
| CN110685976B (en) * | 2019-09-12 | 2020-09-08 | 武汉大学 | Suction jet device for blade boundary layer |
| CN112196833A (en) * | 2020-12-07 | 2021-01-08 | 中国航发上海商用航空发动机制造有限责任公司 | Spanwise distributed pulse jet device for aircraft engine compressor |
| CN112196833B (en) * | 2020-12-07 | 2021-02-23 | 中国航发上海商用航空发动机制造有限责任公司 | Spanwise distributed pulse jet device for aircraft engine compressor |
| CN113915164A (en) * | 2021-10-15 | 2022-01-11 | 南京工业大学 | Compressor blade for inhibiting flow separation through self-driven pulse jet |
| CN113915164B (en) * | 2021-10-15 | 2022-08-05 | 南京工业大学 | Compressor blade for inhibiting flow separation through self-driven pulse jet |
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