CN109915392A - With variable inlet/outlet geometry vapour-cycling compressor - Google Patents
With variable inlet/outlet geometry vapour-cycling compressor Download PDFInfo
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- CN109915392A CN109915392A CN201810763617.7A CN201810763617A CN109915392A CN 109915392 A CN109915392 A CN 109915392A CN 201810763617 A CN201810763617 A CN 201810763617A CN 109915392 A CN109915392 A CN 109915392A
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- diffuser
- stepper motor
- compressor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/002—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying geometry within the pumps, e.g. by adjusting vanes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
- F04D17/10—Centrifugal pumps for compressing or evacuating
- F04D17/12—Multi-stage pumps
- F04D17/122—Multi-stage pumps the individual rotor discs being, one for each stage, on a common shaft and axially spaced, e.g. conventional centrifugal multi- stage compressors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/284—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for compressors
- F04D29/286—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for compressors multi-stage rotors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/46—Fluid-guiding means, e.g. diffusers adjustable
- F04D29/462—Fluid-guiding means, e.g. diffusers adjustable especially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2250/00—Geometry
- F05D2250/50—Inlet or outlet
- F05D2250/51—Inlet
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention relates to variable inlet/outlet geometry vapour-cycling compressor.Vapour-cycling compressor includes controller section, the driver section communicated with controller section and the compression section operatively engaged with driver section.Compressing section includes: inlet guide vane component, and wherein inlet guide vane component includes inlet louver, and inlet louver is configured to adjust their angle of orientation；First order diffuser assembly in inlet guide vane assemblies downstream, wherein first order diffuser assembly includes the first diffuser vane, and the first diffuser vane is configured to adjust their angle of orientation；Backward channel component in first order diffuser assembly downstream, wherein backward channel component includes backward channel blade, and backward channel blade is configured to adjust their angle of orientation；And the second level diffuser assembly in backward channel assemblies downstream, wherein second level diffuser assembly includes the second diffuser vane, and the second diffuser vane is configured to adjust their angle of orientation.
Description
Technical field
Present invention relates generally to vapour-cycling compressors, and more particularly, to the operation for making flow in centrifugal compressor
The device and method that envelope (operational envelope) broadens.
Background technique
In centrifugal refrigeration compressor, gas enters compressor by fixed inlet nozzle, and fixed inlet nozzle draws stream
It leads in centrifugal impeller, so that the stream is evenly distributed with desired speed.Then, the stream is advanced through enters with impeller
The adjacent stationary parts of mouth, impeller eye are designed to be delivered to impeller with stream described in general who has surrendered under the smallest pressure.Impeller forces gas
Cryogen rotates to be getting faster.Then, the stream leaves impeller, and usually flows through stationary diffuser, static expansion
Scattered device promotes its deceleration.These stationary diffusers are actually passive guide blade, energy conversion occur wherein, wherein one
Component velocity head (velocity head) is transformed into head (pressure head).The reduction of speed causes pressure to rise,
So as to cause the fluid of compression.
Due to the fixed blade in entrance and diffuser, the typical vapour-cycling compressor that is centrifuged has narrow operation envelope
Line.These blades limit the operation envelope of compressor, and operation envelope includes pressure ratio and the mass flow that can be realized speed
Rate.When designing aircraft vapour-cycling refrigeration system, since compressor must be in both design condition and off-design conditions
Lower operation, therefore the narrow envelope is provided with challenge and limitation.
As can be seen, there is the demand for improved device and method, to increase the behaviour in centrifugal compressor
Make envelope.
Summary of the invention
In one aspect of the invention, vapour-cycling compressor includes controller section；It is communicated with controller section
Driver section；And the compression section operatively engaged with driver section, wherein compression section includes: entrance guidance leaf
Piece component, wherein inlet guide vane component includes inlet louver, and inlet louver is configured to adjust their angle of orientation；It is in
The first order diffuser assembly of inlet guide vane assemblies downstream；Wherein, first order diffuser assembly includes the first diffuser leaf
Piece, the first diffuser vane are configured to adjust their angle of orientation；Backward channel group in first order diffuser assembly downstream
Part；Wherein, backward channel component includes backward channel blade, and backward channel blade is configured to adjust their angle of orientation；It is in
The second level diffuser assembly of backward channel assemblies downstream；Wherein, second level diffuser assembly includes the second diffuser vane, the
Two diffuser vanes are configured to adjust their angle of orientation.
In another aspect of the invention, vapour-cycling compressor includes controller section；It is communicated with controller section
Driver section；Wherein, driver section includes multiple stepper motors (stepper motor)；And it is grasped with driver section
Make the compression section of ground engagement, wherein compression section includes: the inlet guide vane group operatively engaged with the first stepper motor
Part；First order diffuser assembly, first order diffuser assembly are in the downstream of inlet guide vane component, and with the second stepping horse
Up to operatively engaging；Backward channel component, backward channel component are in the downstream of first order diffuser assembly, and with third stepping
Motor operatively engages；Second level diffuser assembly, second level diffuser assembly are in the downstream of backward channel component, and with
Four stepper motors operatively engage.
In in other aspects of the invention, vapour-cycling compressor includes: controller section；It is communicated with controller section
Driver section；And the hermetically sealed compression section operatively engaged with driver section, wherein compression section packet
It includes: inlet guide vane component；First order diffuser assembly in inlet guide vane assemblies downstream；It is spread in the first order
The backward channel component in device assembly downstream；Second level diffuser assembly in backward channel assemblies downstream；Wherein, entrance guides
Blade assembly, first order diffuser assembly, backward channel component and second level diffuser assembly respectively have corresponding blade group；
Wherein, each corresponding blade group is configured with the corresponding angle of orientation that can be changed independently of each other.
With reference to the following drawings, described and claimed, these and other features, aspects and advantages of the invention will become more
It is good to understand.
Detailed description of the invention
Figure 1A is the perspective view of the outside of the vapour-cycling compressor of embodiment according to the present invention.
Figure 1B is the perspective view of the inside of the vapour-cycling compressor of Figure 1A.
Fig. 2 is the partial cross-section explanatory view of the vapour-cycling compressor of embodiment according to the present invention.
Fig. 3 A is the perspective view of the compression section of the vapour-cycling compressor of embodiment according to the present invention.
Fig. 3 B is the viewgraph of cross-section of the compression section of Fig. 3 A.
Fig. 4 A-4B is the perspective of the inlet guide vane component of the vapour-cycling compressor of embodiment according to the present invention
Figure.
Fig. 5 A-5B is the perspective view of the variable blade component of the vapour-cycling compressor of embodiment according to the present invention.
Fig. 6 is the transversal of the variable blade component of embodiment according to the present invention operatively engaged with stepper motor component
Face view.
Fig. 7 is the perspective view of the first order impeller assembly of the vapour-cycling compressor of embodiment according to the present invention.
Fig. 8 is the perspective view of the second level impeller assembly of the vapour-cycling compressor of embodiment according to the present invention.
Specific embodiment
It is described in detail below to belong to the execution optimal mode being presently envisaged by of the invention.Description should not come from limited significance
Understand, but made merely for the purpose for illustrating General Principle of the invention, because the scope of the present invention is wanted by appended right
It asks and most preferably limits.
Various creative features are described below, can respectively be used independently of each other or are applied in combination with other feature.So
And any single creative feature may not solve the problems, such as any in discussed above, or can only solve discussed above ask
One in topic.In addition, in problem discussed above it is one or more may not be able to by feature discussed below appoint
What is fully solved.
Generally, the present invention provides vapour-cycling compressor, which allows inlet guide vane, returns
Return the angle change of one of passage vanes and diffuser vane or more person.In the case where not changing design, can mention
For broader operation envelope, the improvement of the coefficient of performance and within the compressor using the ability of different refrigerants.The present invention permits
Perhaps the independent variable of entrance and exit geometry, hermetically sealed driving mechanism in centrifugal refrigeration compressor, for driving
The mechanism of the redundancy of mechanism, the control logic based on performance requirement adjustment blade and compact lightweight.
Generally, in the present invention, compression section is disposed with impeller from front to back, has internal chiasma between the stages,
To minimize the size and weight of entire compressor.Variable inlet guide blades in conjunction with variable diffuser blade are used in
In both level-one and the second level.Each variable-vane mechanism is driven by the redundancy stepper motor for being connected to common axis.Common axis includes
Worm screw, the gear wheel segment of worm drive synchronous ring (unison ring).In turn, synchronous ring makes blade in one direction or along phase
Opposite direction rotation.
Despite describing in the example context of aircraft, however the present invention can be used in other environment.
In figure 1A, exemplary vapour-cycling compressor 100 can be attached to supporting element via installation part 107.Compressor
100 may include driver section 101, the compression section 102 operatively engaged with driver section 101, with driver section 101
The controller section 120 of communication and the motor section 121 operatively engaged with compression section 102.Controller section 120 and horse
It can be hermetically sealed in lid/shell 103 up to section 121.
In embodiment, driver section 101 may include stepper motor component 105, and stepper motor component 105 can be airtight
Sealing.Stepper motor component 105 may include multiple stepper motor sub-component 105a.One or more in sub-component 105a can
Including stepper motor connector 105b and stepper motor shell 105c.Stepper motor connector 105b can be connected into from individual source
Or the internal source obtained obtains power.One or more in stepper motor sub-component 105a may also include stepper motor, snail
Bar, worm shaft and worm gear, as described below.
According to embodiment, compressing section 102 may include entrance sub-portion section 102a and impeller/diffuser sub-portion section 102b.Enter
Openning section 102a may include compression entrance 104, and compression entrance 104 is configured to receive vaporous cryogen.Entrance sub-portion section 102a
It may also include inlet guide vane component described below.
In embodiment, impeller/diffuser sub-portion section 102b may include first order impeller assembly in upstream described below, under
Swim first order diffuser assembly, downstream backward channel component, downstream second stage impeller assembly and downstream second stage diffuser assembly.
Impeller/diffuser sub-portion section 102b may also include the cooling entrance 106 of son, and the cooling entrance 106 of son is configured to increase cooling performance simultaneously
Extend compressor flow range.
In fig. ib, according to embodiment, the controller section 120 of compressor 100 may include 113 He of digital signal processor
High-power switchgear module 116, digital signal processor 113 are configured to provide the Local Contraction machine torque including stepper motor function
With speed control, high-power switchgear module 116 is configured to provide the control of main electric motor 121.Current sensor energy converter 112
Can be configured to the power that measurement enters in motor section 121, motor busbar (bus bar) 114 can be configured to distribute electric current, with
And binding post hermetic terminal (stud seal terminal) 115 can be configured to electric current being transmitted to compression from the outside of compressor
The inside of machine.Capacitor 118 can be configured to maintain constant controller DC-link voltage (DC link voltage), capacitor
Busbar 117, which can be configured to supply or distribution chain voltage and power input terminals 119, can be configured to receiving power into compression
Machine.
In Fig. 2, according to embodiment, vapour-cycling compressor 200 may include driver section 201, compression section 202,
Motor section 221 and controller section (not shown), it is therein all to can be similar to the content described in Figure 1A -1B.Phase
Appended drawing reference in Ying Di, Fig. 2 corresponds to the similar appended drawing reference in Figure 1A -1B.
In embodiment, driver section 201 may include stepper motor component 205, and the stepper motor component 205 can be with
Inlet guide vane component 225, first order impeller assembly 226, first order diffuser assembly 228, backward channel component 229 and
Second level diffuser assembly 232 operatively engages, all parts that can be compression section 202 therein.
Stepper motor component 205 may include multiple stepper motor 205e.Each stepper motor 205e can with it is each of following
Match and be operatively joined to each of following: inlet guide vane component 225, first order diffuser assembly 228, second
Grade diffuser assembly 232 and backward channel component 229.
Still referring to FIG. 2, in embodiment, motor section 201 may include motor 221a, motor 221a can have stator 221b
With rotor 221c.Tie-rod (tie rod) 224 can extend through thrust axis tray 230 out of motor 221a and enter compressor section
In section 202.Motor section 201 can drive the first order and second level impeller assembly 226,227 of compression section 202 as a result,.Such as
This, vaporous cryogen can be compressed, while inlet guide vane component 225 is flowed through in vaporous cryogen path 231, so
Afterwards by first order impeller assembly 226, then by first order diffuser assembly 228, then pass through backward channel component 229,
Then by second level impeller assembly 227, and then pass through second level diffuser assembly 232.
In Fig. 3 A-3B, according to embodiment, compresses section 302 and stepper motor component 305 is shown.Compress section 302
It can be similar to the content described in Figure 1A -1B and Fig. 2.Correspondingly, the appended drawing reference in Fig. 3 A-3B corresponds to Figure 1A -1B
With the similar appended drawing reference in Fig. 2.
Compressing section 302 may include suction port of compressor 304, and the bootable vaporous cryogen in suction port of compressor 304 enters entrance
In guide blades component 325.Therefrom, vaporous cryogen can be compressed in two-stage.First compression stage may include first order leaf
Wheel assembly 326, first order impeller assembly 326 are directly in the downstream of inlet guide vane component 325.First order diffuser assembly
328 can be directly in the downstream of first order impeller assembly 326.
First compression stage and inlet guide vane component 325 can be in shell 338.Shell 338 can also encapsulate stepping horse
Up to component 305, to provide the gas-tight seal of compression section 302 and stepper motor component 305.
In embodiment, compression section 302 may include that backward channel component 329(has backward channel guide blades
329a), backward channel component 329 is directly in the downstream of first order diffuser assembly 328, and can guide and steam from the first compression stage
Gas refrigerant is simultaneously conducted into the second compression stage.Second compression stage may include second level impeller assembly 327, second level leaf
Wheel assembly 327 is directly in the downstream of backward channel component 329.Second level diffuser assembly 332 can be directly in second level leaf
The downstream of wheel assembly 327.Second level compression can be in shell 337, for gas-tight seal.
According to embodiment, in compression section 302, entrance 306 can provide vaporous cryogen to inlet volute
(scroll) 333, inlet volute 333 can be configured to provide the other second level that flows to, and outlet volute 334 can be configured to via
Outlet 336 vaporous cryogen is drawn into the second compression stage.Entrance and exit spiral case 333,334 can be in shell 337.Shell
335 can encapsulate thrust disc 330.
Referring still to Fig. 3 A-3B, stepper motor component 305 can be similar to the content described in Figure 1A -1B and Fig. 2.Phase
Appended drawing reference in Ying Di, Fig. 3 A-3B corresponds to the similar appended drawing reference in Figure 1A -1B and Fig. 2.
According to embodiment, stepper motor component 305 may include multiple stepper motor sub-components, in stepper motor sub-component
It may include each stepper motor 305e, stepper motor 305e can respectively drive worm shaft 305f.In turn, worm shaft 305f is rotatable
Worm screw 305d, worm screw 305d and then rotatable worm gear 305g.Corresponding stepper motor sub-component, and especially corresponding worm gear
305g, be operatively engaged to inlet guide vane component 325 as described below, first order diffuser assembly 328, return it is logical
Road component 329 and second level diffuser assembly 332.
Fig. 4 A-4B depicts Exemplary portals guide blades component 425.Inlet guide vane component 425 can be similar to close
The content described in Fig. 2 and Fig. 3 A-3B.Correspondingly, the appended drawing reference in Fig. 4 A-4B corresponds to the phase in Fig. 2 and Fig. 3 A-3B
As appended drawing reference.
According to embodiment, inlet guide vane component 425 can be configured to receive vapor refrigerant stream 431, vaporous cryogen
Stream 431 can pass through the immutable entrance support column 425e of multiple upstreams.Refrigerant stream 431 is then subsequently moved to and by under multiple
The group of the variable inlet blade 425a of the variable inlet blade 425a or downstream of trip.
The group of inlet louver 425a and each individual inlet louver 425a in described group can be characterized by the angle of orientation.It takes
It can be rotated to angle in the approximate angle around rotation axis by an angle measurement, each inlet louver.Rotation axis can be generally vertically
It can receive tie-rod, such as tie-rod 224 in longitudinal extension socket 425f, longitudinal extension socket 425f.As described below, the angle of orientation
It can adjust clockwise and anticlockwise.
In embodiment, inlet guide vane component 425 may include inlet housing 425d, and inlet housing 425d can be encapsulated into
Mouth blade 425a and entrance support column 425e.Face gear (face gear) 425b can be around the entire circumferential portion of inlet housing 425d
Extend.Face gear 425b can support one or more worm gear 405g.One or more sector gear 425c can be around entrance shell
The entire circumferential portion of body 425d is spaced apart.Moreover, one or more in sector gear 425c are operatively engaged to face tooth
Take turns 425b.As described further below, the movement of worm gear 405g can cause the variation of the rotation angle of inlet louver 425a.
Fig. 5 A-5B depicts exemplary first order diffuser assembly 528.First order diffuser assembly 528 can be similar to close
The content described in Fig. 2 and Fig. 3 A-3B.Correspondingly, the appended drawing reference in Fig. 5 A-5B corresponds to the phase in Fig. 2 and Fig. 3 A-3B
As appended drawing reference.
According to embodiment, first order diffuser assembly 528 can be configured to receive vapor refrigerant stream 531, the steam refrigerating
Agent stream 531 for example can come from first order impeller assembly (not shown).First order diffuser assembly 528 may include receiving refrigerant
The group of the variable diffuser blade 528a of the variable diffuser blade 528a or downstream in multiple downstreams of stream 531.
The group of diffuser vane 528a and each individual diffuser vane 528a in described group can be characterized by the angle of orientation.
The angle of orientation can be rotated in the approximate angle around rotation axis by an angle measurement, each diffuser vane.Rotation axis can be substantially
It is parallel to the tie-rod longitudinally extended, such as tie-rod 224, the tie-rod longitudinally extended can extend through aperture 528g.As described below
, the angle of orientation can be adjusted or change.
In embodiment, first order diffuser assembly 528 may also include diffuser plate 528b, and diffuser plate 528b can be at it
Via connector 528c support diffuser blade 528a in one planar side.In the opposite planar side of diffuser assembly 528,
Synchronous ring 528d is operatively engaged to one or more actuating arm 528e.Synchronous ring 528d is also operable to be joined to one
Or more worm gear 505g.One or more roller 528f can be pivotably supported synchronous ring 528d at its inner circumferential portion.
Although Fig. 5 A-5B depicts exemplary first order diffuser assembly, it should be understood that similar component and its component
It can also be used for being described in one or both of backward channel component and second level diffuser assembly, such as Fig. 2 and Fig. 3 A-3B
Content.
Fig. 6 depicts exemplary steps into motor sub-assembly 605, is operatively joined to multiple variable-vanes or variable-vane
Group, for example may include in one of first order diffuser assembly, second level diffuser assembly and backward channel component or more
Those of in person, as above with respect to described in Fig. 2, Fig. 3 A-3B and Fig. 5 A-5B.
Stepper motor component 605 may include one or more stepper motor sub-component 605a.Stepper motor sub-component
One or more one for may include a redundancy stepper motor 605d or being connected in-between by worm shaft 605f in 605a
To redundancy stepper motor 605d.Correspondingly, another in pairs of motor if one in stepper motor 605d is failed in pairs
It is a to be used.Stepper motor connector 605b may be disposed at each stepper motor 605d, to provide power.
In embodiment, one or more in stepper motor sub-component 605a may include at least one worm screw 605e,
At least one worm screw 605e is operatively joined at least one worm gear 605g, at least one worm gear 605g and then operationally
It is joined to variable-vane group (not shown).
Variable-vane can be supported by plate 628b.Plate 628b can support one or more actuating arm 628e, one or more
A actuating arm 628e can operatively be joined to one or more in variable-vane via one or more connector 628c.
Moreover, one or more in actuating arm 628e are operatively engaged to synchronous ring 628d.One or more roller 628f
Sustainable ring 628d.
In operation, one in single stepper motor 605d or pairs of stepper motor 605d can be such that worm shaft 605f revolves
Turn.In turn, worm screw 605e is rotatable, this can promote worm gear 605g to rotate.The rotation of worm gear 605g promotes synchronous ring 628d rotation.
In turn, one or more rotatable in actuating arm 628e.Via connector 628c associated with rotating arm 628e, blade
In one or more longitudinal axis around connector 628c rotate.
The use of pairs of stepper motor applies also in the rotation inlet louver of inlet guide vane component, for example schemes
It is discribed in 4A-4B.One in pairs of stepper motor --- via worm shaft, worm and worm wheel 405g --- can make face tooth
Take turns 425b rotation.In turn, one or more sector gear 425c are rotatable.Via be operatively joined to it is one or more enter
One or more in one or more connector 425g of mouthful blade 425a, inlet louver 425a can be around connector 425g
Longitudinal axis rotation.
It is understood that stepper motor component can make entrance guide leaf when by control from controller section
Piece component, first order diffuser assembly, backward channel component and second level diffuser assembly variable-vane group in one or
More rotations.
Fig. 7 depicts exemplary first order impeller assembly 726, may include multiple movable vanes (blade) 726a, multiple dynamic
Leaf 726a is encapsulated in shell 726c.In this exemplary embodiment, movable vane cannot change in their angle of orientation.
Fig. 8 depicts exemplary second level impeller assembly 827, may include multiple movable vane 827a, multiple movable vane 827a
It is encapsulated in shell 827c.Cooling entrance 827d and coolant outlet 827e can be provided that.In this exemplary embodiment, movable vane
It cannot change in their angle of orientation.
Of course it should be understood that foregoing is directed to exemplary embodiment of the present invention, and without departing from such as following power
In the case where the scope of the present invention stated in benefit requirement, it can modify.
Example:
1. a kind of vapour-cycling compressor, comprising:
Controller section；
The driver section communicated with the controller section；And
The compression section operatively engaged with the driver section, wherein the compression section includes:
Inlet guide vane component；
Wherein, the inlet guide vane component includes inlet louver, and the inlet louver is configured to adjust their angle of orientation；
First order diffuser assembly in the inlet guide vane assemblies downstream；
Wherein, the first order diffuser assembly includes the first diffuser vane, and first diffuser vane is configured to adjust
Their angle of orientation；
Backward channel component in first order diffuser assembly downstream；
Wherein, the backward channel component includes backward channel blade, and the backward channel blade is configured to adjust taking for they
To angle；
Second level diffuser assembly in the backward channel assemblies downstream；
Wherein, the second level diffuser assembly includes the second diffuser vane, and second diffuser vane is configured to adjust
Their angle of orientation.
2. compressor as described in example 1 further includes stepper motor component, the stepper motor component draws with the entrance
Guide vane component operatively engages.
3. compressor as described in example 1 further includes stepper motor component, the stepper motor component and the first order
Diffuser assembly operatively engages.
4. compressor as described in example 1 further includes stepper motor component, the stepper motor component and described return are led to
Road component operatively engages.
5. compressor as described in example 1 further includes stepper motor component, the stepper motor component and the second level
Diffuser assembly operatively engages.
6. compressor as described in example 1 further includes first order impeller assembly, the first order impeller assembly is between described
Between inlet guide vane component and the first order diffuser assembly.
7. compressor as described in example 1 further includes second level impeller assembly, the second level impeller assembly is between described
Between backward channel component and the second level diffuser assembly.
8. a kind of vapour-cycling compressor, comprising:
Controller section；
The driver section communicated with the controller section；
Wherein, the driver section includes multiple stepper motors；And
The compression section operatively engaged with the driver section, wherein the compression section includes:
The inlet guide vane component operatively engaged with the first stepper motor；
First order diffuser assembly, the first order diffuser assembly are in the downstream of the inlet guide vane component, and with
Second stepper motor operatively engages；
Backward channel component, the backward channel component are in the downstream of the first order diffuser assembly, and with third stepping
Motor operatively engages；
Second level diffuser, the second level diffuser are in the downstream of the backward channel component, and with the 4th stepper motor
Operatively engage.
9. the compressor as described in example 8, wherein the inlet guide vane component includes multiple inlet louvers, described
At least one of multiple inlet louvers have the angle of orientation that can be adjusted by first stepper motor.
10. the compressor as described in example 8, wherein the first order diffuser assembly includes multiple first diffuser leaves
Piece, at least one of the multiple first diffuser vane have the angle of orientation that can be adjusted by second stepper motor.
11. the compressor as described in example 8, wherein the backward channel component includes multiple backward channel blades, described
At least one of multiple backward channel blades have the angle of orientation that can be adjusted by the third stepper motor.
12. the compressor as described in example 8, wherein the second level diffuser assembly includes multiple second diffuser leaves
Piece, at least one of the multiple second diffuser vane have the angle of orientation that can be adjusted by the 4th stepper motor.
13. the compressor as described in example 8, wherein the driver section is hermetically sealed.
14. the compressor as described in example 8, wherein the compression section is hermetically sealed.
15. a kind of vapour-cycling compressor, comprising:
Controller section；
The driver section communicated with the controller section；And
The hermetically sealed compression section operatively engaged with the driver section, wherein the compression section includes:
Inlet guide vane component；
First order diffuser assembly in the inlet guide vane assemblies downstream；
Backward channel component in first order diffuser assembly downstream；
Second level diffuser assembly in the backward channel assemblies downstream；
Wherein, the inlet guide vane component, the first order diffuser assembly, the backward channel component and described second
Grade diffuser assembly respectively has corresponding blade group；
Wherein, each corresponding blade group is configured with the corresponding angle of orientation that can be changed independently of each other.
16. the compressor as described in example 15, wherein the driver section includes stepper motor component, the stepping
Motor sub-assembly and the inlet guide vane component, the first order diffuser assembly, the backward channel component and described the
The corresponding blade group of second level diffuser assembly operatively engages.
17. the compressor as described in example 15, wherein the driver section is hermetically sealed.
18. the compressor as described in example 15, wherein the controller section is hermetically sealed.
19. the compressor as described in example 15, wherein the inlet guide vane component, the first order diffuser group
At least one of part, the backward channel component and described second level diffuser assembly include:
Synchronous ring, the synchronous ring are operatively joined to the driver section；
Multiple actuating arms, the multiple actuating arm are operatively engaged with the synchronous ring and with corresponding blade group；
Wherein, when the driver section is activated, the multiple actuating arm activates corresponding blade group.
20. the compressor as described in example 15, in which:
The driver section includes stepper motor component；
Wherein, the stepper motor component includes at least a pair of of stepper motor；
Wherein, at least a pair of of stepper motor is operatively joined to the inlet guide vane component, first order diffusion
One of device assembly, the backward channel component and described second level diffuser assembly.
Claims (7)
1. a kind of vapour-cycling compressor (100), comprising:
Controller section (120)；
The driver section (101) communicated with the controller section；And
The compression section (102) operatively engaged with the driver section, wherein the compression section includes:
Inlet guide vane component (225)；
Wherein, the inlet guide vane component includes inlet louver (425a), and the inlet louver is configured to adjust theirs
The angle of orientation；
First order diffuser assembly (228) in the inlet guide vane assemblies downstream；
Wherein, the first order diffuser assembly includes the first diffuser vane (528a), the first diffuser vane configuration
At their angle of orientation of adjustment；
Backward channel component (229) in first order diffuser assembly downstream；
Wherein, the backward channel component includes backward channel blade, and the backward channel blade is configured to adjust taking for they
To angle；
Second level diffuser assembly (232) in the backward channel assemblies downstream；
Wherein, the second level diffuser assembly includes the second diffuser vane, and second diffuser vane is configured to adjust
Their angle of orientation.
Further include stepper motor component (205) 2. compressor as described in claim 1, the stepper motor component with it is described
Inlet guide vane component operatively engages.
3. compressor as described in claim 1 further includes stepper motor component, the stepper motor component and the first order
Diffuser assembly operatively engages.
4. compressor as described in claim 1 further includes stepper motor component, the stepper motor component and described return are led to
Road component operatively engages.
5. compressor as described in claim 1 further includes stepper motor component, the stepper motor component and the second level
Diffuser assembly operatively engages.
6. compressor as described in claim 1 further includes first order impeller assembly (226), the first order impeller assembly is situated between
Between the inlet guide vane component and the first order diffuser assembly.
7. compressor as described in claim 1 further includes second level impeller assembly (227), the second level impeller assembly is situated between
Between the backward channel component and the second level diffuser assembly.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762597927P | 2017-12-12 | 2017-12-12 | |
| US62/597927 | 2017-12-12 | ||
| US15/889962 | 2018-02-06 | ||
| US15/889,962 US20190178255A1 (en) | 2017-12-12 | 2018-02-06 | Vapor cycle compressor with variable inlet/outlet geometry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109915392A true CN109915392A (en) | 2019-06-21 |
Family
ID=64664944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810763617.7A Pending CN109915392A (en) | 2017-12-12 | 2018-07-12 | With variable inlet/outlet geometry vapour-cycling compressor |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20190178255A1 (en) |
| EP (1) | EP3499043A1 (en) |
| CN (1) | CN109915392A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113623272A (en) * | 2021-06-30 | 2021-11-09 | 福建雪人压缩机有限公司 | Built-in guide vane adjusting mechanism of centrifugal compressor |
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| US11156231B2 (en) | 2018-03-23 | 2021-10-26 | Honeywell International Inc. | Multistage compressor having interstage refrigerant path split between first portion flowing to end of shaft and second portion following around thrust bearing disc |
| JP2022545374A (en) * | 2019-08-12 | 2022-10-27 | ジョンソン・コントロールズ・タイコ・アイピー・ホールディングス・エルエルピー | Compressor with optimized interstage inlet |
| US11371513B2 (en) * | 2020-03-04 | 2022-06-28 | Solar Turbined Incorporated | Integrated gas compressor |
| US20230304508A1 (en) * | 2022-03-24 | 2023-09-28 | Emerson Climate Technologies, Inc. | Variable inlet guide vane apparatus and compressor including same |
| CN116950930A (en) * | 2022-04-18 | 2023-10-27 | 开利公司 | Inlet guide vane mechanism for centrifugal compressor, centrifugal compressor and refrigerating system |
| WO2024196884A1 (en) * | 2023-03-20 | 2024-09-26 | Tyco Fire & Security Gmbh | Variable geometry regulation system of a compressor for a heating, ventilation, air conditioning, and/or refrigeration system |
| US20240318659A1 (en) * | 2023-03-20 | 2024-09-26 | Emerson Climate Technologies, Inc. | Variable inlet guide vane apparatus combined with compressor end cap |
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- 2018-12-11 EP EP18211795.2A patent/EP3499043A1/en not_active Withdrawn
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| CN1433501A (en) * | 2000-07-19 | 2003-07-30 | 霍尼韦尔国际公司 | Variable nozzle turbocharger with sheet metal shroud |
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Also Published As
| Publication number | Publication date |
|---|---|
| US20190178255A1 (en) | 2019-06-13 |
| EP3499043A1 (en) | 2019-06-19 |
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