CN109268431A - Damper and vehicle - Google Patents
Damper and vehicle Download PDFInfo
- Publication number
- CN109268431A CN109268431A CN201811308346.2A CN201811308346A CN109268431A CN 109268431 A CN109268431 A CN 109268431A CN 201811308346 A CN201811308346 A CN 201811308346A CN 109268431 A CN109268431 A CN 109268431A
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- China
- Prior art keywords
- electrode
- damper
- microporous barrier
- piston
- solion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/3207—Constructional features
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/10—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using liquid only; using a fluid of which the nature is immaterial
- F16F9/14—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/10—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using liquid only; using a fluid of which the nature is immaterial
- F16F9/14—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect
- F16F9/16—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/50—Special means providing automatic damping adjustment, i.e. self-adjustment of damping by particular sliding movements of a valve element, other than flexions or displacement of valve discs; Special means providing self-adjustment of spring characteristics
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses a kind of damper and vehicle, the damper, comprising: cylinder body, the cylinder body limit plunger shaft, and the plunger shaft is for accommodating solion；Piston, the piston is movably installed in the plunger shaft, and the piston includes the microporous barrier and electrode being stacked, position where the electrode has a circulation passage passed through for the solion, and the damper is set as when the electrode is powered adion to adjust the circulation area of the microporous barrier.Damper of the invention, can suction-operated by electrode to solion intermediate ion, change the circulation area of microporous barrier, and then adjust the damping force of damper, so that the damping force of damper is suitable for current driving status, regulative mode is simple, and regulating effect is preferable.
Description
Technical field
The present invention relates to technical field of vehicle manufacture, more particularly, to a kind of damper and with the vehicle of the damper.
Background technique
Damper is the damping original part in suspension, and when body of a motor car and unsteadiness of wheels, the liquid in damper is flowing
The viscosity of friction and liquid when through damping hole will form vibration resistance, and vibrational energy is changed into thermal energy, realize decaying vibration
Purpose.In the related technology, become the automatic adjustment that effectiveness in vibration suppression is realized with magneto-rheological vibration damper, but current liquid by electric current
Yield strength it is small, operating temperature range is relatively narrow, and zero electric field viscosity is higher, compares between solids in suspension particle and basal liquid
Heavy phase difference is larger, can be easily separated, and sedimentation stability is poor, and damping force when this will lead to damper work changes unstable, it is difficult to
The needs of long-term stable operation are adapted to, there are improved spaces.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.For this purpose, one object of the present invention
It is to propose a kind of damper, the damping force of the damper can carry out automatic adjusument according to the driving state of the vehicle.
Damper according to an embodiment of the present invention, comprising: cylinder body, the cylinder body limit plunger shaft, and the plunger shaft is used
In receiving solion；Piston, the piston are movably installed in the plunger shaft, and the piston includes being stacked
Microporous barrier and electrode, position where the electrode has the circulation passage passed through for the solion, the damper
Adion is set as when the electrode is powered to adjust the circulation area of the microporous barrier.
Damper according to an embodiment of the present invention, can suction-operated by electrode to solion intermediate ion, change micro-
The circulation area of pore membrane, and then the damping force of damper is adjusted, so that the damping force of damper is suitable for current driving status,
Regulative mode is simple, and regulating effect is preferable.
Damper according to an embodiment of the invention, the microporous barrier and the electrode are multilayer, and described in multilayer
Electrode intersecting described in microporous barrier and multilayer is arranged.
Damper according to an embodiment of the invention, the electrode are netted.
Damper according to an embodiment of the invention, the piston further include: support frame and piston rod, the micropore
Film and the electrode are installed in the support frame, and the piston rod is connected with the support frame, and the piston rod passes through
Wear the cylinder body.
Damper according to an embodiment of the invention, the support frame include: skeleton matrix, the first holding sheet and
Two holding sheets, the skeleton matrix are connected with the piston rod, and the microporous barrier and the electrode are clamped in first clamping
Between layer and second holding sheet.
Damper according to an embodiment of the invention, further includes: for the electrode wires with external electrical connections, the piston
Bar has hollow channel, and the electrode wires are through the hollow channel to be connected with the electrode.
Damper according to an embodiment of the invention, the molecular mass of mass of ion and solvent in the solion
Ratio be a, meet: 0.8≤a≤1.2.
Damper according to an embodiment of the invention, further includes: pressure limiting valve, the pressure limiting valve are set to the cylinder body.
The invention also provides a kind of vehicles.
Vehicle according to an embodiment of the present invention is provided with damper described in any of the above-described kind of embodiment.
Vehicle according to an embodiment of the present invention, further includes: variable voltage DC power supply, the variable voltage DC power supply
Output end is electrically connected with the electrode；Detection device, the detection device are used to detect the operation information of vehicle；Controller, institute
Controller and the detection device and the variable voltage DC power supply communication connection are stated, to detect according to the detection device
Information control the output voltage of the variable voltage DC power supply.
Possessed advantage is identical compared with the existing technology for the vehicle and above-mentioned damper, and details are not described herein.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the structural schematic diagram of damper according to an embodiment of the present invention.
Appended drawing reference:
Damper 100,
Cylinder body 1, plunger shaft 11,
Microporous barrier 21, electrode 22, electrode wires 23, skeleton matrix 25, the first holding sheet 26, the second holding sheet 27, piston rod
28,
Detection device 101, controller 102, variable voltage DC power supply 103.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
Damper 100 according to an embodiment of the present invention is described below with reference to Fig. 1, which can be according to the fortune of vehicle
Row state automatically regulates the circulation efficiency of damping fluid, and then the damping force of adjustomatic shock absorber 100, so that vehicle is not
Damper 100 all has damping force appropriate under same driving status, improves the comfort of vehicle traveling, is conducive to improve and drive
The riding experience of personnel.
As shown in Figure 1, damper 100 according to an embodiment of the present invention includes: cylinder body 1 and piston.
Cylinder body 1 limits plunger shaft 11, and for plunger shaft 11 for accommodating solion, piston is movably installed on plunger shaft
In 11, i.e., piston can be in plunger shaft 11 axially movable.It is understood that damper 100 is the damping in suspension
Original part, plunger shaft 11 is separated two accommodating chambers by piston, and when body of a motor car and unsteadiness of wheels, piston moves in plunger shaft 11,
Solion flow to the other side from the side of piston, and solion, during flowing, solion flows through the resistance of piston
The viscous friction of frictional force and liquid when Buddhist nun hole will form vibration resistance, vibrational energy is changed into thermal energy, and be dispersed into sky
In gas, decaying vibration is realized.
Wherein, piston includes microporous barrier 21 and electrode 22, and microporous barrier 21 and electrode 22 are stacked, the position where electrode 22
It sets with circulation passage, circulation passage is for solion circulation.Wherein, the cross-sectional area one of the area of microporous barrier 21 and piston
Sample is big, so that solion need to pass through microporous barrier 21 when circulating in piston.In this way, solion may pass through microporous barrier 21 and electricity
The circulation passage of 22 position of pole flows in piston.Damper 100 is set as the adion (ion when electrode 22 is powered
Anion or cation in solution) subtracted after the circulation area of microporous barrier 21 changes with the circulation area for adjusting microporous barrier 21
The damping force of vibration device 100 also gradually changes therewith.Such as when the circulation area of microporous barrier 21 increases, solion is from microporous barrier 21
The circulation efficiency at place increases, and the damping force of damper 100 reduces；When the circulation area of microporous barrier 21 reduces, solion
Circulation efficiency reduces, and the damping force of damper 100 increases, in this way, vehicle is under different driving status or vibration road conditions,
The circulation area of microporous barrier 21, and then the damping size of adjustomatic shock absorber 100 itself are adjusted, makes vehicle under various operating conditions
There is good comfort and handling.
It should be noted that electrode 22 can be connected with the power supply of vehicle.When voltage can be transferred to electrode 22 by power supply, by
There is positive (negative) potential in electrode 22, yin (sun) ion in solion is gathered in around electrode 22, and electrode 22 and micropore
Film 21 is stacked.In this way, the ion being gathered in around electrode 22 plugs a part of microporous barrier 21, so that the circulating face of microporous barrier 21
Product is smaller, and then increases the resistance that solution penetrates microporous barrier 21, changes the damping force of damper 100.And power supply output
Voltage is different, and the aggregation extent of ion is different, can adjust microporous barrier 21 by adjusting the size of electric power output voltage as a result,
Circulation area, so that the damping force of damper 100 is suitable for current driving status.
Such as when the voltage of power supply output increases, the potential difference of electrode increases, and electrode enhances the adsorption capacity of ion, from
The aggregation extent enhancing of son, in this way, may make the reduction of the circulation area of microporous barrier 21 effectively, and then increases damper 100
Damping force so that the strength and stiffness of damper 100 increase.
Solion can one of for acid solution, aqueous slkali and salting liquid, and the specification of microporous barrier 21 also include it is a variety of,
In this way, the type of solion and microporous barrier 21 has great range available, therefore either low-frequency range and high band
Vibration, can be transferred through selecting suitable solion and microporous barrier 21 to obtain good damping regulating effect, and ion is molten
The concentration and permeability of liquid itself are affected by temperature smaller, and therefore, the operating temperature range of solion is wider, it is ensured that vibration damping
Effective adjusting can be obtained in its damping force in different temperature environments of device 100, and regulative mode is simple, regulating effect is preferable, tool
There are good practicability and stability.
Damper 100 according to an embodiment of the present invention, can suction-operated by electrode 22 to solion intermediate ion, change
Become the circulation area of microporous barrier 21, and then adjust the damping force of damper 100, so that the damping force of damper 100 is suitable for working as
Preceding driving status, regulative mode is simple, and regulating effect is preferable.
In some embodiments, microporous barrier 21 and electrode 22 are multilayer, and multilayer microporous film 21 and multi-layered electrode 22 are handed over
Mistake is stacked, and every layer of electrode 22 is connected with vehicle power supply, in this way, when multi-layered electrode 22 is connected with vehicle power supply, often
More ion can all be assembled around layer electrode 22, so that the circulation area of the microporous barrier 21 adjacent with electrode 22 obtains effectively
It adjusts, and in the voltage change of power supply, the adsorption capacity of multi-layered electrode 22 changes simultaneously, substantially increases vibration damping as a result,
The sensitivity that the damping force of device 100 is adjusted improves the accuracy that 100 damping force of damper is adjusted.As shown in fig. 1, microporous barrier
21 and electrode 22 be two layers, and two layers of microporous barrier 21 and the setting of two layers 22 intersecting of electrode, two layers of electrode 22 are turned on electricity
When source, the circulation area of two layers of microporous barrier 21 can be adjusted, and regulating effect is obvious.
In some embodiments, electrode 22 is netted, and mesh electrode 22 can be effective in large area with microporous barrier 21
Contact, and the adsorbable more ion of mesh electrode 22.In this way, after the energization of electrode 22 ion that adsorbs can to microporous barrier 21 into
Row effectively blocking, so that the circulation area of microporous barrier 21 is adjusted well, and then accurately adjusts the damping of damper 100
Power.
In some embodiments, as shown in Figure 1, piston further include: support frame and piston rod 28.
Microporous barrier 21 and electrode 22 are installed in support frame, as shown in Figure 1, microporous barrier 21 and electrode 22 are located in support
In skeleton, support frame can play a protective role to microporous barrier 21 and electrode 22, avoid during piston motion, ion is molten
Liquid excess impact microporous barrier 21 or electrode 22 prevent destructurized, raising microporous barrier 21 or the electricity of microporous barrier 21 or electrode 22
The safety and stability of pole 22 can keep good working order so that the overall structure of damper 100 is stablized for a long time.
Piston rod 28 is connected with support frame, and piston rod 28 runs through cylinder body 1, and piston rod 28 stretches out the part of cylinder body 1
It is connected with car body, cylinder body 1 is connected with wheel, and the partial vibration energy of wheel transmitting can be in the mistake of piston axially movable as a result,
It is changed into thermal energy in journey, and is gradually dispersed into air, and then realize the purpose of decaying vibration, to mitigates body oscillating
Amplitude promotes the comfort of vehicle and handling.
In some embodiments, as shown in Figure 1, support frame includes: skeleton matrix 25, the first holding sheet 26 and the second folder
Hold layer 27.
Skeleton matrix 25 is connected with piston rod 28, and skeleton matrix 25 is the main structure of support frame, and skeleton matrix 25 has
There are higher structural strength and rigidity, so that the integrally-built stability of piston is preferable, and then guarantees piston axially movable
During be not easy the excessive deformation that is pressurized so that the working condition of damper 100 is more stable and reliable, convenient for being used for a long time.
Microporous barrier 21 and electrode 22 are clamped between the first holding sheet 26 and the second holding sheet 27, the first holding sheet 26 and
Two holding sheets 27 can play a very good protection to microporous barrier 21, electrode 22, and piston is during axially movable, ion
Solution need to first flow through the first holding sheet 26 or the second holding sheet 27, using microporous barrier 21 and electrode 22,21 He of microporous barrier as a result,
Impact force suffered by electrode 22 is smaller, may make microporous barrier 21,22 stable structure of electrode, is unlikely to deform, so that electrode 22 is logical
When electric, microporous barrier 21 can effectively adjust the damping force of damper 100, and the overall structure of support frame is simple, and design and close
Reason, greatly improves the integrally-built stability of piston.
In some embodiments, damper 100 further includes electrode wires 23, and electrode wires 23 are used for and external electrical connections, electrode
22 can be connected by electrode wires 23 with vehicle power supply, and in the embodiment shown in fig. 1, and piston rod 28 has hollow channel,
Electrode wires 23 through hollow channel to be connected with electrode 22 so that electrode 22 is effectively connect with external power supply, and by electrode wires 23
Be pierced by by piston rod 28, be not required to be separately provided the cabling pipeline of electrode wires 23, and electrode wires 23 will not long period of soaking in ion
In solution, the use cost of electrode 22 is significantly reduced as a result, is reduced the whole installation cost of damper 100, is improved simultaneously
The safety that electrode wires 23 use extends the service life of electrode wires 23, convenient for being used for a long time.
In some embodiments, the ratio of the molecular mass of the mass of ion in solion and solvent is a, is met: 0.8
≤ a≤1.2, such as a=0.9 or a=1.01, then a=1.1, it is to be understood that mass of ion in solion and
The ratio of the molecular mass of solvent is close close to 1, the i.e. molecular mass of mass of ion in solion and solvent, in this way,
Situations such as solion can be kept uniformly for a long time, be not in separation and sedimentation, the work of damper 100 can be more stable.
In some embodiments, damper 100 further includes pressure limiting valve, and pressure limiting valve is set to cylinder body 1, and pressure limiting valve can be to cylinder body 1
Play the role of pressure limiting.When the pressure in cylinder body 1 is more than setting value, pressure limiting valve is opened so that the pressure in cylinder body 1 is maintained at peace
In gamut, thus, it is ensured that piston is unlikely to bear excessive pressure, avoids pressure in cylinder body 1 excessive to piston holder, micropore
Film 21 and electrode 22 damage, and the safety and stability that damper 100 uses are improved, so that damper 100 can be located for a long time
In steadily working condition.
The invention also provides a kind of vehicles.
Vehicle according to an embodiment of the present invention is provided with the damper 100 of any of the above-described kind of embodiment, vehicle further include:
Variable voltage DC power supply 103, detection device 101 and controller 102.
The output end of variable voltage DC power supply 103 is electrically connected with electrode 22, and detection device 101 is used to detect the fortune of vehicle
Row information, controller 102 and 103 communication connection of detection device 101 and variable voltage DC power supply, according to detection device 101
The output voltage of the information control variable voltage DC power supply 103 of detection.
Wherein, detection device 101 may include acceleration transducer, and acceleration transducer can detect body acceleration signal,
The acceleration signal that detection device 101 can will test is sent to controller 102, and controller 102 believes the acceleration received
It number is analyzed, and sends corresponding control signal based on the analysis results to variable voltage DC power supply 103, variable voltage direct current
Power supply 103 exports corresponding voltage signal according to control signal, and variable voltage DC power supply 103 changes after receiving voltage signal
Voltage is transferred to the electrode 22 on piston simultaneously by voltage, since electrode 22 has positive (negative) potential, solion at this time
In yin (sun) ion be gathered in around electrode 22, due to ion aggregation plug a part of microporous barrier 21, at this time also just increase
Solution penetrates the resistance of microporous barrier 21, changes the damping of damper 100.In this way, it can be achieved that according to the driving state of the vehicle
The process of 100 damping force of damper is adaptively adjusted, vehicle may make to have good comfort under various operating conditions as a result,
With it is handling.
In the description of the present invention, " fisrt feature ", " second feature " may include one or more of the features.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are included at least one embodiment or example of the invention.In the present specification, to above-mentioned term
Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can be combined in any suitable manner in any one or more of the embodiments or examples.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is defined by the claims and their equivalents.
Claims (10)
1. a kind of damper (100) characterized by comprising
Cylinder body (1), the cylinder body (1) limit plunger shaft (11), and the plunger shaft (11) is for accommodating solion；
Piston, the piston is movably installed in the plunger shaft (11), and the piston includes the micropore being stacked
Film (21) and electrode (22), the position where the electrode (22) has the circulation passage passed through for the solion, described
Damper (100) is set as when the electrode (22) are powered adion to adjust the circulation areas of the microporous barrier (21).
2. damper (100) according to claim 1, which is characterized in that the microporous barrier (21) and the electrode (22)
It is multilayer, and electrode (22) intersecting described in microporous barrier described in multilayer (21) and multilayer is arranged.
3. damper (100) according to claim 1, which is characterized in that the electrode (22) is netted.
4. damper (100) according to claim 1, which is characterized in that the piston further include: support frame and piston
Bar (28), the microporous barrier (21) and the electrode (22) are installed in the support frame, the piston rod (28) with it is described
Support frame is connected, and the piston rod (28) runs through the cylinder body (1).
5. damper (100) according to claim 4, which is characterized in that the support frame includes: skeleton matrix
(25), the first holding sheet (26) and the second holding sheet (27), the skeleton matrix (25) is connected with the piston rod (28), described
Microporous barrier (21) and the electrode (22) are clamped between first holding sheet (26) and second holding sheet (27).
6. damper (100) according to claim 4, which is characterized in that further include: for the electrode with external electrical connections
Line (23), the piston rod (28) have hollow channel, the electrode wires (23) through the hollow channel with the electrode
(22) it is connected.
7. damper (100) according to claim 1 to 6, which is characterized in that in the solion from
The ratio of protonatomic mass and the molecular mass of solvent is a, is met: 0.8≤a≤1.2.
8. damper (100) according to claim 1 to 6, which is characterized in that further include: pressure limiting valve, it is described
Pressure limiting valve is set to the cylinder body (1).
9. a kind of vehicle, which is characterized in that be provided with damper of any of claims 1-8 (100).
10. vehicle according to claim 9, which is characterized in that further include:
Variable voltage DC power supply (103), output end and the electrode (22) of the variable voltage DC power supply (103) are electrically connected
It connects；
Detection device (101), the detection device (101) are used to detect the operation information of vehicle；
Controller (102), the controller (102) and the detection device (101) and the variable voltage DC power supply (103)
Communication connection controls the output of the variable voltage DC power supply (103) with the information detected according to the detection device (101)
Voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811308346.2A CN109268431B (en) | 2018-11-05 | 2018-11-05 | Shock absorber and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811308346.2A CN109268431B (en) | 2018-11-05 | 2018-11-05 | Shock absorber and vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN109268431A true CN109268431A (en) | 2019-01-25 |
| CN109268431B CN109268431B (en) | 2020-07-24 |
Family
ID=65192808
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811308346.2A Active CN109268431B (en) | 2018-11-05 | 2018-11-05 | Shock absorber and vehicle |
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| CN (1) | CN109268431B (en) |
Cited By (3)
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| CN112576673A (en) * | 2019-09-27 | 2021-03-30 | 北京金风科创风电设备有限公司 | Frequency modulation damper, wind generating set and frequency modulation method of frequency modulation damper |
| CN113153701A (en) * | 2021-03-05 | 2021-07-23 | 西安交通大学 | Point impact prevention mechanism of liquid-driven piston compressor |
| CN114165636A (en) * | 2021-12-13 | 2022-03-11 | 中国科学院电工研究所 | Electrorheological valve with mesh electrode structure and braille convex point linkage structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023232262A1 (en) * | 2022-06-03 | 2023-12-07 | Volvo Truck Corporation | A shock absorber arrangement for a vehicle, comprising a ionic electroactive polymer sensor |
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| CN114165636A (en) * | 2021-12-13 | 2022-03-11 | 中国科学院电工研究所 | Electrorheological valve with mesh electrode structure and braille convex point linkage structure |
Also Published As
| Publication number | Publication date |
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| CN109268431B (en) | 2020-07-24 |
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