WO2023208155A1 - Système externe intelligent de suspension magnétorhéologique avec amortissement commandable, procédé de commande et véhicule - Google Patents

Système externe intelligent de suspension magnétorhéologique avec amortissement commandable, procédé de commande et véhicule Download PDF

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Publication number
WO2023208155A1
WO2023208155A1 PCT/CN2023/091406 CN2023091406W WO2023208155A1 WO 2023208155 A1 WO2023208155 A1 WO 2023208155A1 CN 2023091406 W CN2023091406 W CN 2023091406W WO 2023208155 A1 WO2023208155 A1 WO 2023208155A1
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WO
WIPO (PCT)
Prior art keywords
magnetorheological
control unit
suspension
external
fluid
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PCT/CN2023/091406
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English (en)
Chinese (zh)
Inventor
谢和平
布朗伊恩·贾尔斯
张杰山
秦红义
Original Assignee
徐州徐工矿业机械有限公司
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Publication of WO2023208155A1 publication Critical patent/WO2023208155A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
    • B60G17/0152—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the action on a particular type of suspension unit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
    • B60G17/019—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the type of sensor or the arrangement thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/06—Characteristics of dampers, e.g. mechanical dampers
    • B60G17/08—Characteristics of fluid dampers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
    • B60G2202/20—Type of damper
    • B60G2202/24—Fluid damper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2800/00—Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
    • B60G2800/20—Stationary vehicle

Definitions

  • the invention relates to an external magnetorheological intelligent suspension system with controllable damping.
  • the suspension cylinder is connected to the axle or wheel hub and is an integral part of the vehicle suspension system.
  • the suspension cylinder will allow the movement of the suspension system to occur and provide damping for the movement.
  • the application of suspension cylinders is very common, but is not limited to mining construction machinery, agricultural machinery, military and road vehicles, etc. Therefore, the present invention belongs to the field of vehicle technology.
  • Suspension systems are able to use external reservoirs/accumulators to vary the damping properties of the suspension based on cylinder compression.
  • fluid from the cylinder is forced through the connecting pipe into the reservoir/accumulator.
  • Higher damping control can be achieved on a simple pressurized cylinder through proper control of initial volume and pressure.
  • Multiple accumulator chambers with different set pressures can provide varying degrees of suspension damping based on the compression of the cylinder. However, this is still limited to the initial set pressure, and if the pressure is not checked and maintained, performance will gradually degrade over time.
  • the existing mining dump truck suspension system cannot achieve active control of suspension damping to adapt to different working conditions. Reliability, comfort and safety need to be further improved to meet the ever-increasing demands of mine operations.
  • CN202110025564.0 and CN202110838279.0 each disclose a mining dump truck oil and gas suspension system, which is a connected balance suspension using conventional oil, using an external reservoir/accumulator, and connecting pipes with the The suspension cylinders are connected and are an uncontrollable damping system.
  • the suspension cylinders are connected and are an uncontrollable damping system.
  • Magnetorheological fluid is a smart fluid that is a base fluid, usually oil, that suspends micron or nanoscale magnetic particles.
  • a magnetorheological fluid When a magnetorheological fluid is exposed to a magnetic field, its properties change. This is because when the magnetic particles within the fluid align with the magnetic field, the fluid "solidifies” and its viscosity increases with the strength of the magnetic field.
  • This principle is applied to magnetorheological cylinders. When the magnetorheological fluid flows through the channel in the piston, the magnets in the cylinder piston increase the viscosity of the magnetorheological fluid. Magnets inside the piston cause rapid and precise changes in the viscosity of the magnetorheological fluid, thereby controlling the resistance to piston movement and the performance of the cylinder.
  • a hydraulic cylinder of magnetorheological elastomer which introduces a magnetorheological control cylinder structure and is a magnetorheological structure of the cylinder body.
  • the space inside the cylinder is limited and the structure is relatively complex.
  • each component is small in size and cannot adapt to the harsh working conditions of the mine.
  • the manufacturing process of designing and installing controllable magnets on the oil cylinder is very complicated, resulting in high process equipment and production costs.
  • the invention discloses a controllable damping external magnetorheological intelligent suspension system, which can effectively improve the environmental adaptability, comfort and system reliability of the vehicle, improve the vehicle operating efficiency, and at the same time reduce the difficulty of the design and manufacturing process. cost.
  • the invention discloses a controllable damping external magnetorheological intelligent suspension system, which includes a suspension cylinder, a connecting pipe, a magnetorheological control unit and an energy storage device; the magnetorheological control unit is located between the suspension cylinder and the energy storage device. , the three are connected through connecting pipes; magnetorheological fluid is provided between the suspension cylinder, the magnetorheological control unit and the energy storage device; when the suspension cylinder is compressed and extended, it is connected with the energy storage device Together, the magnetorheological fluid is conducted to flow back and forth.
  • an external current is applied to the magnetorheological control unit, the electromagnetic field in the magnetorheological control unit causes the magnetorheological fluid to "solidify", thus affecting the flow speed and suspension of the magnetorheological fluid.
  • the size of the system damping by increasing and decreasing the applied current, thereby increasing and decreasing the electromagnetic field intensity, the system damping can be adjusted according to the needs of the suspension system.
  • magnetorheological fluid consists of base oil and magnetically suspended particles.
  • the base fluid usually oil, is used to suspend micron or nanometer-sized magnetic particles.
  • a magnetorheological fluid When a magnetorheological fluid is exposed to a magnetic field, its properties change. When the magnetic particles within the fluid align with the magnetic field, the fluid "solidifies” and its viscosity increases with the strength of the magnetic field.
  • the magnetorheological control unit is a flow magnetorheological control unit; the flow magnetorheological control unit includes a closed shell and an electromagnet and a channel located in the shell, and the channel is a magnetorheological fluid channel;
  • the electromagnet generates a magnetic field after being energized, and the magnetic field disappears after the power is turned off; the housing is connected to the connecting pipe through a threaded connection device.
  • the suspension cylinder When the suspension cylinder is compressed and extended, it conducts the magnetorheological fluid to flow back and forth together with the reservoir, and the connecting pipe passes through
  • the flow magnetorheological control unit receives the magnetorheological fluid; the magnetorheological fluid flows through the channel in the electromagnet.
  • the electromagnetic field causes the magnetorheological fluid to "solidify", thereby affecting the flow speed of the magnetorheological fluid. and the size of the suspension system damping.
  • the magnetorheological control unit is a surround-type magnetorheological control unit; the surround-type magnetorheological control unit is composed of an electromagnet, and the inside of the electromagnet is a hollow channel; the two ends of the connecting pipe pass through the channel They are respectively connected to the suspension cylinder and the energy storage device, and there is flowing magnetorheological fluid in the connecting pipe; the electromagnet generates a magnetic field after being energized, and the magnetic field passes through the connecting pipe, and the magnetic field disappears after the power is turned off; when the suspension cylinder is compressed and extended , together with the accumulator, the magnetorheological fluid is repeatedly conducted in the connecting tube; when an external current is applied, the electromagnetic field causes the magnetorheological fluid in the connecting tube to "solidify", thereby affecting the flow speed of the magnetorheological fluid and the synthetic damping of the system. size.
  • a further solution also includes an intelligent control center; the intelligent control center includes a central controller and a plurality of vehicle operation information collection sensors; the input end of the central controller is electrically connected to a plurality of vehicle operation information collection sensors, and the The output end of the central controller is electrically connected to the magnetorheological control unit; the central controller collects vehicle operating information collected by sensors, performs analysis and calculation, and then outputs a current of predetermined intensity to the magnetorheological control unit. Control the size of the magnetic field.
  • the number of the suspension cylinder is one, the number of the magnetorheological control unit is one, and the number of the energy accumulator is one; a magnetorheological control unit is provided between the suspension cylinder and the energy accumulator. , the suspension cylinder, magnetorheological control unit and energy storage are connected through connecting pipes to form an external magnetorheological intelligent suspension system for a single axle.
  • the invention also discloses a vehicle, which includes an axle and two sets of the above-mentioned controllable damping external magnetorheological intelligent suspension systems; the two sets of controllable damping external magnetorheological intelligent suspension systems are arranged independently of each other. on both sides of the axle.
  • the number of the suspension cylinders is two, the number of the magnetorheological control units is two, and the number of the energy accumulators is one; there are two suspension cylinders and one energy accumulator.
  • One magnetorheological control unit, suspended The oil cylinder, magnetorheological control unit and energy storage are connected through connecting pipes to form a biaxially interconnected external magnetorheological intelligent suspension system.
  • the invention also discloses a vehicle, which includes two axles and two sets of the above-mentioned controllable damping external magnetorheological intelligent suspension systems; the two sets of controllable damping external magnetorheological intelligent suspension systems span across each other independently. on both sides of the two axles.
  • the invention also discloses a control method for external magnetorheological intelligent suspension with controllable damping.
  • the control method is:
  • a flow magnetorheological control unit between the suspension cylinder and the energy storage device, and the three are connected through a connecting pipe;
  • the outside of the flow magnetorheological control unit is a closed casing, and an electromagnet and a channel are provided inside the casing.
  • the channel is a magnetorheological fluid channel.
  • the magnetorheological fluid flows through the channel in the electromagnet.
  • the electromagnetic field causes the magnetorheological fluid to "solidify", thus Affects the flow speed of the magnetorheological fluid and the damping of the suspension system; by increasing and decreasing the applied current, thereby increasing and decreasing the intensity of the electromagnetic field, the system damping can be adjusted according to the needs of the suspension system.
  • magnetorheological fluid consists of base oil and magnetically suspended particles.
  • the base fluid usually oil, is used to suspend micron or nanometer-sized magnetic particles.
  • a magnetorheological fluid When a magnetorheological fluid is exposed to a magnetic field, its properties change. When the magnetic particles within the fluid align with the magnetic field, the fluid "solidifies” and its viscosity increases with the strength of the magnetic field.
  • the central controller collects the vehicle operating information collected by the vehicle operating information collection sensors, performs analysis and calculation, and then outputs a current of predetermined intensity to the magnetorheological control unit to control The size of the magnetic field.
  • the invention also discloses a control method for external magnetorheological intelligent suspension with controllable damping.
  • the control method is:
  • the surrounding magnetorheological control unit between the suspension cylinder and the energy storage device, and the three are connected through a connecting pipe;
  • the surrounding magnetorheological control unit is composed of an electromagnet, and the inside of the electromagnet is a hollow channel connected After the tube passes through the channel, its two ends are connected to the suspension cylinder and the energy storage device respectively.
  • the electromagnet When the electromagnet is energized, a magnetic field is generated. The magnetic field passes through the connecting tube.
  • the magnetic field disappears; when the suspension When the oil cylinder is compressed and extended, together with the accumulator, the magnetorheological fluid is repeatedly conducted in the connecting tube; when an external current is applied, the electromagnetic field causes the magnetorheological fluid in the connecting tube to "solidify", thus affecting the flow speed of the magnetorheological fluid. and the size of the system's synthetic damping; by increasing and decreasing the applied current, thereby increasing and decreasing the electromagnetic field intensity, the system damping can be adjusted according to the needs of the suspension system.
  • magnetorheological fluid consists of base oil and magnetically suspended particles.
  • the base fluid usually oil, is used to suspend micron or nanometer-sized magnetic particles.
  • a magnetorheological fluid When a magnetorheological fluid is exposed to a magnetic field, its properties change. When the magnetic particles within the fluid align with the magnetic field, the fluid "solidifies” and its viscosity increases with the strength of the magnetic field.
  • the central controller collects the vehicle operating information collected by the vehicle operating information collection sensors, performs analysis and calculation, and then outputs a current of predetermined intensity to the magnetorheological control unit to control The size of the magnetic field.
  • the invention can effectively improve the environmental adaptability, comfort and system reliability of the vehicle, improve the vehicle operating efficiency, and at the same time reduce the difficulty of the design and manufacturing process and reduce the cost.
  • the invention has many advantages over existing solutions, especially those systems that already use energy accumulators. Specifically: first, install the connecting pipe on the existing dump truck suspension system.
  • the magnetorheological control unit realizes variable damping control of the suspension system, improving the vehicle's environmental adaptability and comfort; secondly, the system still uses traditional oil cylinders, avoiding the design of complex magnetorheological cylinders, effectively reducing costs. , improve system reliability.
  • the design of the external magnetorheological control unit is no longer limited by the size of the suspension cylinder. With the elimination of constraints, the potential versatility increases. Fourth, improving suspension performance will improve the product's ride experience and increase productivity, because there is no need to reduce speed under bumpy road conditions, and fuel utilization will be improved by maintaining a stable driving speed.
  • Figure 1 is a single-axle suspension system using a flow magnetorheological control unit according to the present invention
  • FIG. 1 is the detailed structure of the flow magnetorheological control unit according to the present invention.
  • Figure 3 is a single-axle suspension system using a surround-type magnetorheological control unit according to the present invention
  • Figure 4 is the detailed structure of the surround-type magnetorheological control unit according to the present invention.
  • Figure 5 is a dual-axle interconnected suspension system using a flow magnetorheological control unit according to the present invention
  • Figure 6 is a dual-axle interconnected suspension system using a surround-type magnetorheological control unit according to the present invention
  • Figure 7 is a schematic diagram of the connection between the magnetorheological control unit and the intelligent control center according to the present invention.
  • Figure 8 is a specific example of the controllable damping intelligent suspension system according to the present invention.
  • Figure 9 is a specific example two of the controllable damping intelligent suspension system according to the present invention.
  • connection should be understood in a broad sense.
  • connection can be a fixed connection or a detachable connection.
  • Connection, or integral connection can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium.
  • connection or integral connection
  • connection can be a mechanical connection or an electrical connection
  • connection can be a direct connection or an indirect connection through an intermediate medium.
  • specific meanings of the above terms in the present invention can be understood on a case-by-case basis.
  • magnetorheological fluid consists of base oil and magnetically suspended particles.
  • the base fluid usually oil, is used to suspend micron or nanometer-sized magnetic particles.
  • a magnetorheological fluid When a magnetorheological fluid is exposed to a magnetic field, its properties change. When the magnetic particles within the fluid align with the magnetic field, the fluid "solidifies” and its viscosity increases with the strength of the magnetic field.
  • Figure 1 shows a single-axle suspension system using a flow magnetorheological control unit according to the present invention, including a suspension cylinder 1, a connecting pipe 2, a flow magnetorheological control unit 3, an energy storage device 5, and a threaded connection device 6.
  • FIG. 2 shows the structural diagram of the flow magnetorheological control unit 3.
  • the flow magnetorheological control unit 3 is composed of an electromagnet 3a and a channel 3b.
  • the outside is a closed shell, and the inside of the channel 3b is a magnetorheological fluid channel.
  • the electromagnet 3a When the electromagnet 3a is powered on, it generates a magnetic field 3c, and when the power is turned off, the magnetic field 3c disappears.
  • the flow magnetorheological control unit 3 is directly connected to the connecting pipe 2 through the threaded connection device 6.
  • the suspension cylinder 1 When the suspension cylinder 1 is compressed and extended, it conducts the magnetorheological fluid to flow back and forth together with the accumulator 5.
  • the connecting pipe 2 receives the magnetorheological fluid through the flow magnetorheological control unit 3 .
  • the magnetorheological fluid flows through the channel 3b in the electromagnet 3a.
  • the electromagnetic field 3c causes the magnetorheological fluid to "solidify", thus affecting the flow speed of the magnetorheological fluid and the damping of the suspension system.
  • the system damping can be adjusted according to the needs of the suspension system.
  • Figure 3 shows a single-axle suspension system using a wrap-around magnetorheological control unit according to the present invention, including a suspension cylinder 1, a connecting pipe 2, a wrap-around magnetorheological control unit 4, and an energy storage device 5.
  • Figure 4 shows the structural diagram of the surrounding magnetorheological control unit 4.
  • the surrounding magnetorheological control unit 4 is composed of an electromagnet 4a, with a hollow channel inside.
  • the connecting tube 2 passes through the channel.
  • the inside of the connecting tube 2 is Flowing magnetorheological fluid.
  • the electromagnet 4a When the electromagnet 4a is energized, it generates a magnetic field 4b.
  • the magnetic field 4b passes through the connecting tube 2.
  • the magnetic field 4b disappears after the power is turned off.
  • the surrounding magnetorheological control unit 4 is installed around the connecting pipe 2 .
  • the surrounding magnetorheological control unit 4 contains an electromagnet 4a.
  • the electromagnetic field 4b causes the magnetorheological fluid in the connecting tube 2 to "solidify", thus affecting the flow speed of the magnetorheological fluid and the synthetic damping of the system. size.
  • Figure 5 shows the dual-axle interconnected suspension system using a flow magnetorheological control unit according to the present invention, which has two suspension cylinders 1, two flow magnetorheological control units 3, and an energy storage device 5.
  • the connecting pipe 2 connects the above components to form a biaxial interconnection form.
  • Figure 6 shows a dual-axle interconnected suspension system using a wrap-around magnetorheological control unit according to the present invention, which has 2 suspension cylinders 1, 2 wrap-around magnetorheological control units 4, and 1 energy storage device 5. Connect the above components through the connecting pipe 2 to form a biaxial interconnection form.
  • Figure 7 shows a schematic diagram of the connection between the magnetorheological control unit and the intelligent control center according to the present invention.
  • the flow magnetorheological control unit 3 or the surrounding magnetorheological control unit 4 is controlled by the intelligent control center 7.
  • the intelligent control center 7 is composed of a central controller and vehicle operation information collection sensors such as acceleration, speed, inclination and load installed on the vehicle.
  • the central controller collects vehicle operation information collected from various sensors of the vehicle, performs analysis and calculation, and then outputs a certain intensity of current to the flow magnetorheological control unit 3 or the surrounding magnetorheological control unit 4 to control the electromagnetic field 3c or the electromagnetic field 4b. size.
  • Figure 8 is a single-axle case of the controllable damping intelligent suspension system according to the present invention: consisting of an axle, an external magnetorheological intelligent suspension system on the left single axle, and an external magnetorheological intelligent suspension system on the right single axle. Composed, in which the left and right sides are single The external magnetorheological smart suspension systems of the axles are independent of each other.
  • Figure 9 is a case of dual-axle interconnection of the controllable damping intelligent suspension system according to the present invention: an external magnetorheological intelligent suspension system interconnected by axle one, axle two, and the left two-axle, and an external two-axle interconnection on the right. It consists of a magnetorheological intelligent suspension system, in which the external magnetorheological intelligent suspension systems on the left and right sides are biaxially interconnected and independent of each other.
  • the present invention can effectively improve the environmental adaptability, comfort and system reliability of the vehicle, improve the vehicle operating efficiency, and at the same time reduce the difficulty of the design and manufacturing process and reduce the cost.
  • the invention has many advantages over existing solutions, especially those systems that already use energy accumulators. Specifically: first, design a magnetorheological control unit on the existing dump truck suspension system connection pipeline to achieve variable damping control of the suspension system and improve the vehicle's environmental adaptability and comfort; second, the system is still in use Traditional oil cylinders avoid the complex design of magnetorheological oil cylinders, effectively reducing costs and improving system reliability. Third, the design of the external magnetorheological control unit is no longer limited by the size of the suspension cylinder. With the elimination of constraints, the potential versatility increases. Fourth, improving suspension performance will improve the product's ride experience and increase productivity, because there is no need to reduce speed under bumpy road conditions, and fuel utilization will be improved by maintaining a stable driving speed.

Abstract

La présente invention concerne un système externe intelligent de suspension magnétorhéologique avec amortissement commandable, un procédé de commande et un véhicule. Le système externe intelligent de suspension magnétorhéologique comporte un cylindre de suspension, des tuyaux de raccordement, une unité de commande magnétorhéologique et un accumulateur d'énergie, l'unité de commande magnétorhéologique étant située entre le cylindre de suspension et l'accumulateur d'énergie, et tous les trois étant reliés au moyen des tuyaux de raccordement; un fluide magnétorhéologique étant disposé entre le cylindre de suspension, l'unité de commande magnétorhéologique et l'accumulateur d'énergie; lorsque le cylindre de suspension est comprimé puis s'allonge, le fluide magnétorhéologique étant amené à s'écouler en aller-retour par le cylindre de suspension et l'accumulateur d'énergie; lorsqu'un courant externe est appliqué à l'unité de commande magnétorhéologique, un champ électromagnétique dans l'unité de commande magnétorhéologique favorisant la "solidification" du fluide magnétorhéologique, ce qui affecte la vitesse d'écoulement du fluide magnétorhéologique et l'amplitude d'amortissement du système de suspension; et au moyen d'une augmentation et d'une diminution du courant externe, l'intensité du champ électromagnétique étant augmentée et diminuée, de façon à faciliter le réglage de l'amortissement du système. Au moyen de la présente invention, l'adaptabilité environnementale, le confort et la fiabilité de système d'un véhicule peuvent être efficacement améliorés, le rendement de fonctionnement du véhicule peut être amélioré, la difficulté en termes de conception et de processus de fabrication peut également être réduite, et les coûts peuvent ainsi être réduits.
PCT/CN2023/091406 2022-04-27 2023-04-27 Système externe intelligent de suspension magnétorhéologique avec amortissement commandable, procédé de commande et véhicule WO2023208155A1 (fr)

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Application Number Priority Date Filing Date Title
CN202210448008.9A CN114953880A (zh) 2022-04-27 2022-04-27 可控阻尼的外部磁流变智能悬架系统、控制方法及车辆
CN202210448008.9 2022-04-27

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WO2023208155A1 true WO2023208155A1 (fr) 2023-11-02

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114953880A (zh) * 2022-04-27 2022-08-30 徐州徐工矿业机械有限公司 可控阻尼的外部磁流变智能悬架系统、控制方法及车辆

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JP2007153173A (ja) * 2005-12-06 2007-06-21 Honda Motor Co Ltd ハイドロニューマチックサスペンション
JP2007303645A (ja) * 2006-05-15 2007-11-22 Koganei Corp Ｍｒ流体バルブ
CN102159848A (zh) * 2008-08-22 2011-08-17 因文图斯工程有限公司 运动阻尼装置
DE102011105547A1 (de) * 2011-06-24 2012-12-27 Volkswagen Aktiengesellschaft Drehstabfederungsvorrichtung für ein Fahrzeug und Verfahren zum Steuern der dynamischen Eigenschaften eines Fahrzeugs
CN109733154A (zh) * 2018-12-25 2019-05-10 江苏大学 一种阻尼和惯容可调的互联式isd悬架及系统
CN114953880A (zh) * 2022-04-27 2022-08-30 徐州徐工矿业机械有限公司 可控阻尼的外部磁流变智能悬架系统、控制方法及车辆

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007153173A (ja) * 2005-12-06 2007-06-21 Honda Motor Co Ltd ハイドロニューマチックサスペンション
JP2007303645A (ja) * 2006-05-15 2007-11-22 Koganei Corp Ｍｒ流体バルブ
CN102159848A (zh) * 2008-08-22 2011-08-17 因文图斯工程有限公司 运动阻尼装置
DE102011105547A1 (de) * 2011-06-24 2012-12-27 Volkswagen Aktiengesellschaft Drehstabfederungsvorrichtung für ein Fahrzeug und Verfahren zum Steuern der dynamischen Eigenschaften eines Fahrzeugs
CN109733154A (zh) * 2018-12-25 2019-05-10 江苏大学 一种阻尼和惯容可调的互联式isd悬架及系统
CN114953880A (zh) * 2022-04-27 2022-08-30 徐州徐工矿业机械有限公司 可控阻尼的外部磁流变智能悬架系统、控制方法及车辆

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