CN105042961B - The horizontal pipeline and its determination method for parameter of liquid separator of compressor - Google Patents
The horizontal pipeline and its determination method for parameter of liquid separator of compressor Download PDFInfo
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- CN105042961B CN105042961B CN201510542891.8A CN201510542891A CN105042961B CN 105042961 B CN105042961 B CN 105042961B CN 201510542891 A CN201510542891 A CN 201510542891A CN 105042961 B CN105042961 B CN 105042961B
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Abstract
The invention provides the horizontal pipeline and its determination method for parameter of a kind of liquid separator of compressor, liquid separator of compressor is arranged on the side of compressor, and liquid separator of compressor is connected with compressor, wherein, the parameter determination method of the horizontal pipeline of liquid separator of compressor includes：Step S10：Obtain the maximum of the excitation moment of the rotor of compressor；Step S20：Maximum according to excitation moment determines the first component along the first reference axis of the maximum of the excitation moment to the active force of liquid separator of compressor, and excitation moment maximum to second component along the second reference axis of the active force of liquid separator of compressor；Step S30：According to the direction that the first component and the second component obtain with joint efforts；Step S40：Direction according to making a concerted effort determines the bearing of trend of the horizontal pipeline of liquid separator of compressor.Technical scheme reduces the ess-strain of the horizontal pipeline of liquid separator of compressor, and reduces the vibrations of air-conditioner.
Description
Technical field
The present invention relates to compressor apparatus field, a kind of horizontal pipeline in particular to liquid separator of compressor and its
Determination method for parameter.
Background technology
The method for designing of air-conditioner hose mainly has following several ways in the prior art：
1st, modal analysis method：The operation principle of modal analysis method mainly carries out Modal testing and analysis to pipeline so that pipeline
Intrinsic frequency effectively stagger compressor operating swash frequency, then reduce air-conditioning duct resonance, reduce air-conditioning duct ess-strain.
But modal analysis method is assembled by air-conditioner hose, technique is influenceed, it is impossible to effectively avoid arrangement works point, result even in
The situation that pipeline ess-strain is deteriorated.
2nd, resonant analysis method：The operation principle of resonant analysis method is to carry out harmonic responding analysis to pipeline, by being looked for after analysis
Go out the weak spot of circuit design.By setting up damping block, the block rubber of damping on pipeline, or improve the side such as pipeline rigidity
Method, effectively reduces air-conditioning duct vibration.But in air-conditioner in actual use, depositing due to the assembling of compressor zero-sum
In difference, therefore the guarantee compressor exciting force without standard measure, and then the shock dropping effect of resonant analysis method cannot be ensured.
3rd, exciting force method is reduced：Reduce exciting force method mainly reduces air-conditioning by reducing the exciting force of compressor
The ess-strain of pipeline.But limited by compressor arrangement, it is desirable to compressor exciting force is effectively reduced, its method and method
Means are limited
The content of the invention
Horizontal pipeline and its determination method for parameter it is a primary object of the present invention to provide a kind of liquid separator of compressor,
To reduce the ess-strain of the horizontal pipeline of liquid separator of compressor, and reduce the vibrations of air-conditioner.
To achieve these goals, according to an aspect of the invention, there is provided a kind of horizontal tube of liquid separator of compressor
The determination method for parameter on road, liquid separator of compressor is arranged on the side of compressor, and liquid separator of compressor is connected with compressor
Connect, the method for determination includes：Step S10：Obtain the maximum of the excitation moment of the rotor of compressor；Step S20：According to exciting force
The maximum of square determines the maximum of the excitation moment to first point along the first reference axis of the active force of liquid separator of compressor
Power, and excitation moment maximum to second component along the second reference axis of the active force of liquid separator of compressor；Step
S30：According to the direction that the first component and the second component obtain with joint efforts；Step S40：Direction according to making a concerted effort determines compressor point liquid
The bearing of trend of the horizontal pipeline of device；Wherein, the horizontal segment of the entrance pipe of the first reference axis and compressor is in top plan view
Parallel and by liquid separator of compressor the tank body of projection center line, the second reference axis is vertical with the first reference axis and passes through
The plane that the center line of the tank body of liquid separator of compressor, the first reference axis and the second reference axis are limited is perpendicular to compressor point liquid
The center line of the tank body of device.
Further, step S10 includes：Step S11：Obtain angular displacement response, the angular speed response of the rotor of compressor
And angular acceleration response；Step S12：The angular displacement response of the rotor according to compressor, the angular speed of the rotor of compressor ring
Should, the response of the angular acceleration of the rotor of compressor obtain compressor rotor excitation moment.
Further, step S12 is obtained by below equation：Wherein, θ is compressor
The angular displacement response of rotor,It is the angular speed response of the rotor of compressor,It is the angular acceleration response of the rotor of compressor,
JZIt is the rotary inertia of compressor, C is the damped coefficient of compressor, and K is the coefficient of elasticity of compressor, TxT () turns for compressor
The excitation moment of son.
Further, step S20 includes：Step S21：Obtain the center line of the tank body of compressor；Step S22：Will compression
The center line of the tank body of machine is planar projected to the first reference axis and the second reference axis and obtains central point；Step S23：Obtain
Take central point to the first distance of the first reference axis；Step S24：According to the first distance first is worth to the maximum of excitation moment
Component.
Further, step S24 is obtained by below equation：Tx(t) max=Fx × Ry；Wherein, TxT () max is excitation
The maximum of torque, Fx is the first component, and Ry is the first distance.
Further, step S20 also includes：Step S25：Obtain central point o'clock to the second distance of the second reference axis；Step
Rapid S26：Maximum according to second distance and excitation moment is worth to the second component.
Further, step S26 is obtained by below equation：Tx(t) max=Fy × Rx；Wherein, TxT () max is excitation
The maximum of torque, Fy is the second component, and Rx is second distance.
Further, it is determined that method also includes：Step S50：By the maximum and determination horizontal tube of making a concerted effort of excitation moment
The length on road.
Further, step S50 is obtained by below equation：FClose× L=Tx(t)max；Wherein, FCloseTo make a concerted effort, L is water
The length of flat pipeline, TxT () max is the maximum of excitation moment.
According to another aspect of the present invention, a kind of horizontal pipeline of liquid separator of compressor is additionally provided, horizontal pipeline
Bearing of trend is determined by above-mentioned determination method.
Apply the technical scheme of the present invention, obtain the maximum of the excitation moment of compressor drum, and obtain excitation moment
Maximum to the resultant direction of liquid separator of compressor, the side of the horizontal pipeline of liquid separator of compressor is determined by resultant direction
To.Above-mentioned determination method causes that the direction of the horizontal pipeline of liquid separator of compressor is consistent with the direction made a concerted effort, i.e., can reduce
The horizontal pipeline of liquid separator of compressor is by swinging that the excitation moment of compressor is influenceed and produced, so as to reduce the horizontal tube
The ess-strain on road.Meanwhile, the swing for reducing the horizontal pipeline of liquid separator of compressor also reduces the vibrations of liquid separator of compressor,
So as to play the shock dropping effect to air-conditioner.Therefore technical scheme can reduce the horizontal pipeline of liquid separator of compressor
Ess-strain, and reduce the vibrations of air-conditioner.
Brief description of the drawings
The Figure of description for constituting the part of the application is used for providing a further understanding of the present invention, of the invention to show
Meaning property and its illustrates, for explaining the present invention, not constitute inappropriate limitation of the present invention embodiment.In the accompanying drawings：
Fig. 1 shows the embodiment of the determination method for parameter of the horizontal pipeline of liquid separator of compressor of the invention
Schematic flow sheet；
Fig. 2 shows the schematic flow sheet of the step of method is determined in Fig. 1 S10；
Fig. 3 shows the schematic flow sheet of the step of method is determined in Fig. 1 S20；
Fig. 4 shows the structural representation of compressor in the prior art and liquid separator of compressor；
Fig. 5 shows the schematic front view of compressor and liquid separator of compressor in Fig. 4；
Fig. 6 shows the schematic top plan view of compressor and liquid separator of compressor in Fig. 4；
Fig. 7 shows the compressor of the parameter designing that computational methods of the invention are obtained and the knot of liquid separator of compressor
Structure schematic diagram；
Fig. 8 shows the schematic front view of compressor and liquid separator of compressor in Fig. 7；
Fig. 9 shows the schematic top plan view of compressor and liquid separator of compressor in Fig. 7；And
Figure 10 shows the horizontal pipeline of liquid separator of compressor in the horizontal pipeline and Fig. 7 of liquid separator of compressor in Fig. 4
Ess-strain numerical value.
Wherein, above-mentioned accompanying drawing is included with reference：
10th, liquid separator of compressor；11st, horizontal pipeline；20th, compressor；21st, entrance pipe.
Specific embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
As shown in figure 1, the determination method for parameter of the horizontal pipeline of the liquid separator of compressor of the present embodiment includes：Step
S10：Obtain the maximum of the excitation moment of compressor drum；Step S20：Maximum according to excitation moment determines the exciting force
The maximum of square to first component along the first reference axis of the active force of liquid separator of compressor 10, and excitation moment maximum
It is worth the second component along the second reference axis to the active force of liquid separator of compressor 10；Step S30：According to the first component and second
Component obtains direction with joint efforts；Step S40：Direction according to making a concerted effort determines the extension of the horizontal pipeline 11 of liquid separator of compressor 10
Direction.Wherein liquid separator of compressor 10 is arranged on the side of compressor 20, and liquid separator of compressor 10 is connected with compressor 20.
It should be noted that the determination method of above-mentioned first reference axis and the second reference axis is：First reference axis is and pressure
Projection of the horizontal segment of the entrance pipe 21 of contracting machine 20 in top plan view is parallel and by the tank body of liquid separator of compressor 10
Center line, the second reference axis is vertically and the center line that passes through the tank body of liquid separator of compressor 10.First reference axis and second is sat
Parameter is in the same water surface.Wherein, the X-axis in illustrating is in the first coordinate, the second reference axis is the Y-axis in diagram.
Using the technical scheme of the present embodiment, the maximum of the excitation moment of the rotor of compressor 20 is obtained, and swashed
The resultant direction of the maximum to liquid separator of compressor 10 of torque is encouraged, the level of liquid separator of compressor 10 is determined by resultant direction
The direction of pipeline 11.Above-mentioned determination method causes the direction and the direction one made a concerted effort of the horizontal pipeline 11 of liquid separator of compressor 10
Cause, i.e., can reduce liquid separator of compressor 10 horizontal pipeline 11 be subject to compressor 20 excitation moment influence and putting for producing
It is dynamic, so as to reduce the ess-strain of the horizontal pipeline 11.Meanwhile, reduce the swing of the horizontal pipeline 11 of liquid separator of compressor 10
The vibrations of liquid separator of compressor 10 are reduced, so as to play the shock dropping effect to air-conditioner.Therefore the technical scheme energy of embodiment
Enough reduce the ess-strain of the horizontal pipeline 11 of liquid separator of compressor 10, and reduce the vibrations of air-conditioner.
As shown in Fig. 2 step S10 includes：Step S11：The angular displacement response of the rotor of compressor 20, angular speed is obtained to ring
Answer and angular acceleration response.Wherein, above-mentioned parameter can be obtained from Computerized three-dimensional software.Step S12：By compressor 20
The angular displacement response of rotor, the angular speed response of the rotor of compressor 20, the angular acceleration of the rotor of compressor 20 respond
To the excitation moment of the rotor of compressor 20.
Specifically, step S12 is obtained by below equation：
Formula 1：
Wherein, θ is the angular displacement response of the rotor of compressor 20,It is the angular speed response of the rotor of compressor 20,For
The angular acceleration response of the rotor of compressor 20.JZ, C and K be constant, wherein, JZIt is the rotary inertia of compressor 20, JZ
Concrete numerical value after setting up compressor model, can be calculated with three-dimensional software.C is the damping system of compressor 20
Number, its numerical value can be worth to by the actual test value of compressor operation parameters and calculating.K is the elasticity system of compressor 20
Number, its numerical value can rule of thumb value or consult reference books.After bringing above-mentioned each value into formula 1, you can compressed
The excitation moment T of the rotor of machine 20x(t)。
Because θ is the variable that changes over time, therefore the T tried to achieve by formula 1xT () is also variable, should stress is calculated
During change, TxT () should take maximum, i.e. TxT () is being changed with time and numerical value highest is some when changing.
As shown in figure 3, in the technical scheme of the present embodiment, step S20 includes：
Step S21：Obtain the center line of the tank body of compressor 20；
Step S22：The reference axis of center line first and the second reference axis of the tank body of compressor 20 are planar projected
And obtain central point.For the ease of calculating, by the center line projection of the tank body of compressor 20 to the first reference axis and the second coordinate
Computing is carried out in plane where axle.
Step S23：Obtain central point to the first reference axis the first distance, i.e., central point to the first reference axis it is vertical away from
From；
Step S24：First component is worth to the maximum of excitation moment according to the first distance.Specifically, according to torque meter
Formula is calculated, step S24 is obtained by below equation：
Formula 2：Tx(t) max=Fx × Ry；
Wherein, TxT () max is the maximum of excitation moment, Fx is the first component, and Ry is the first distance.
Step S25：Obtain central point to the distance of the second reference axis, i.e. horizontal range of the central point to the second reference axis；
Step S26：Second component is worth to by the maximum of second distance and excitation moment.Specifically, according to torque meter
Formula is calculated, step S44 is obtained by below equation：
Formula 3：Tx(t) max=Fy × Rx；
Wherein, TxT () max is the maximum of excitation moment, Fy is the second component, and Rx is second distance.
After formula 2 and formula 3 obtain the first component Fx and the second component Fy, by parallelogram law
Obtain the F that makes a concerted effort of Fx and FyCloseSize and direction.Wherein, FCloseAs the excitation moment of compressor 20 is to liquid separator of compressor 10
Make a concerted effort.
By FCloseDirection determine liquid separator of compressor 10 horizontal pipeline 11 direction, and horizontal pipeline 11 extension side
To with FCloseDirection it is identical.When compressor is operated, due to the bearing of trend and F of horizontal pipeline 11CloseDirection it is identical, can subtract
Small horizontal pipeline 11 is subject to FCloseShearing force and twisting resistance, that is, reduce the ess-strain of horizontal pipeline 11, while also have reducing empty
Adjust the effect of device vibrations.
Determine that method also includes：Step S50：By the maximum and the length of determination horizontal pipeline 11 of making a concerted effort of excitation moment
Degree.
Step S50 is obtained by below equation：
Formula 4：FClose× L=Tx(t)max；
Wherein, FCloseTo make a concerted effort, L is the length of horizontal pipeline 11, TxT () max is the maximum of excitation moment.
When the horizontal pipeline 11 of liquid separator of compressor 10 is designed, the horizontal pipeline 11 obtained using above-mentioned computational methods
Parameter is designed the ess-strain of the horizontal pipeline 11 that can substantially reduce liquid separator of compressor 10.As shown in Fig. 4 to Fig. 9,
Compared with intrinsic horizontal pipeline, direction and length are carried out the horizontal pipeline 11 obtained by the determination method of the application
Adjustment.
Applicant is carried out to the diverse location in the horizontal pipeline 11 after intrinsic horizontal pipeline 11 and adjustment respectively
Strain value test, as shown in Figure 10, horizontal pipeline 11 phase for being obtained by the determination method of the application as we can see from the figure
There is reduction than the stress level in intrinsic horizontal pipeline everywhere, wherein, the left side of suction 1 in figure is referred to from air-breathing,
First bending part the left side of pipeline measuring point, and at the compressor.Inhale in 1, refer to from air-breathing, first folding
The interior test point of crook, in the inner side of pipeline bending.1 right side is inhaled, is referred to from air-breathing, first bending part is on the right side of pipeline
The measuring point on side, it is left symmetrical with inhaling 1.2 left sides are inhaled to refer to from air-breathing, second bending part the left side of pipeline measuring point, and
At compressor.Inhale in 2, refer to from air-breathing, second interior test point of bending part, in the inner side of pipeline bending.
2 right sides are inhaled, is referred to from air-breathing, in the measuring point on the right of pipeline, 2 left sides are symmetrical with inhaling for second bending part.
The preferred embodiments of the present invention are the foregoing is only, is not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.It is all within the spirit and principles in the present invention, made any repair
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of determination method for parameter of the horizontal pipeline of liquid separator of compressor, liquid separator of compressor (10) is arranged on compressor
(20) side, and the liquid separator of compressor (10) is connected with the compressor (20), it is characterised in that the determination side
Method includes：
Step S10：Obtain the maximum of the excitation moment of the rotor of the compressor (20)；
Step S20：Maximum according to the excitation moment determines the maximum of the excitation moment to the liquid separator of compressor
(10) first component along the first reference axis of active force, and the maximum of the excitation moment divides liquid to the compressor
Second component along the second reference axis of the active force of device (10)；
Step S30：According to the direction that first component and second component obtain with joint efforts；
Step S40：The extension side of the horizontal pipeline (11) of the liquid separator of compressor (10) is determined according to the direction made a concerted effort
To making the direction of the horizontal pipeline (11) of the liquid separator of compressor (10) consistent with the direction made a concerted effort；
Wherein, throwing of the horizontal segment of first reference axis and the entrance pipe (21) of the compressor (20) in top plan view
Shadow is parallel and center line of tank body by the liquid separator of compressor (10), second reference axis and first coordinate
The center line of tank body of the axle vertically and by the liquid separator of compressor (10), first reference axis and second reference axis
Center line of the plane for being limited perpendicular to the tank body of the liquid separator of compressor (10).
2. determination method according to claim 1, it is characterised in that the step S10 includes：
Step S11：Obtain angular displacement response, angular speed response and the angular acceleration response of the rotor of the compressor (20)；
Step S12：The angular displacement response of the rotor according to the compressor (20), the angular speed of the rotor of the compressor (20)
Response, the angular acceleration response of the rotor of the compressor (20) obtain the excitation moment of the rotor of the compressor (20).
3. determination method according to claim 2, it is characterised in that the excitation moment of the rotor of the compressor (20) leads to
Cross below equation acquisition：
Wherein, the θ is the angular displacement response of the rotor of the compressor (20), describedIt is the rotor of the compressor (20)
Angular speed response, it is describedIt is the angular acceleration response of the rotor of the compressor (20), the JZIt is the compressor (20)
Rotary inertia, the C for the compressor (20) damped coefficient, the K for the compressor (20) coefficient of elasticity, institute
State TxT () is the excitation moment of the rotor of the compressor (20).
4. determination method according to claim 1, it is characterised in that the step S20 includes：
Step S21：Obtain the center line of the tank body of the compressor (20)；
Step S22：By the center line of the tank body of the compressor (20) to first reference axis and the second reference axis institute
Planar project and obtain central point；
Step S23：Obtain the central point to the first distance of first reference axis；
Step S24：First component is worth to according to first distance and the maximum of the excitation moment.
5. determination method according to claim 4, it is characterised in that first component is obtained by below equation：
Tx(t) max=Fx × Ry；
Wherein, the TxT () max is the maximum of the excitation moment, the Fx is first component, and the Ry is described
First distance.
6. determination method according to claim 4, it is characterised in that the step S20 also includes：
Step S25：Obtain the central point to the second distance of second reference axis；
Step S26：Second component is worth to according to the second distance and the maximum of the excitation moment.
7. determination method according to claim 6, it is characterised in that second component is obtained by below equation：
Tx(t) max=Fy × Rx；
Wherein, the TxT () max is the maximum of the excitation moment, the Fy is second component, and the Rx is described
Second distance.
8. determination method according to claim 1, it is characterised in that the determination method also includes：
Step S50：By the maximum and the length for making a concerted effort to determine the horizontal pipeline (11) of the excitation moment.
9. determination method according to claim 8, it is characterised in that the length of the horizontal pipeline (11) is by following public affairs
Formula is obtained：
FClose× L=Tx(t)max；
Wherein, the FCloseMake a concerted effort for described, the L is the length of the horizontal pipeline (11), TxT () max is the excitation moment
Maximum.
10. a kind of horizontal pipeline of liquid separator of compressor, it is characterised in that the bearing of trend of the horizontal pipeline will by right
The determination method any one of 1 to 9 is asked to determine.
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| CN106871359B (en) * | 2017-03-02 | 2019-10-01 | 青岛海尔空调器有限总公司 | Air-conditioning Torque Control method |
| CN106907831B (en) * | 2017-03-02 | 2019-09-03 | 青岛海尔空调器有限总公司 | A kind of air-conditioning Torque Control method |
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|---|---|---|---|---|
| KR20030067266A (en) * | 2002-02-07 | 2003-08-14 | 주식회사 엘지이아이 | Oil seperator of air conditioner |
| KR100706880B1 (en) * | 2006-01-20 | 2007-04-12 | 삼성전자주식회사 | Oil separator of air conditioner |
| CN101709764A (en) * | 2009-12-10 | 2010-05-19 | 重庆工商大学 | Hydraulic energy-storing flywheel swing and oscillation absorber |
| CN202853211U (en) * | 2012-07-23 | 2013-04-03 | 珠海格力电器股份有限公司 | Triturium structure for reducing vibration of air-conditioning pipeline |
| CN203362447U (en) * | 2013-04-26 | 2013-12-25 | 珠海格力电器股份有限公司 | Compressor pipeline assembly and air conditioner |
| CN203798041U (en) * | 2014-03-27 | 2014-08-27 | 珠海格力电器股份有限公司 | Liquid distributor and air conditioner with same |
-
2015
- 2015-08-28 CN CN201510542891.8A patent/CN105042961B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030067266A (en) * | 2002-02-07 | 2003-08-14 | 주식회사 엘지이아이 | Oil seperator of air conditioner |
| KR100706880B1 (en) * | 2006-01-20 | 2007-04-12 | 삼성전자주식회사 | Oil separator of air conditioner |
| CN101709764A (en) * | 2009-12-10 | 2010-05-19 | 重庆工商大学 | Hydraulic energy-storing flywheel swing and oscillation absorber |
| CN202853211U (en) * | 2012-07-23 | 2013-04-03 | 珠海格力电器股份有限公司 | Triturium structure for reducing vibration of air-conditioning pipeline |
| CN203362447U (en) * | 2013-04-26 | 2013-12-25 | 珠海格力电器股份有限公司 | Compressor pipeline assembly and air conditioner |
| CN203798041U (en) * | 2014-03-27 | 2014-08-27 | 珠海格力电器股份有限公司 | Liquid distributor and air conditioner with same |
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