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    • 2. 发明申请
    • MULTIFUNCTION VIBRATION ISOLATION STRUT
    • 多功能振动隔离带
    • WO2003089806A1
    • 2003-10-30
    • PCT/US2003/011628
    • 2003-04-15
    • HONEYWELL INTERNATIONAL INC.
    • JONES, Stephen, R.RUEBSAMEN, Dale, T.BOYD, James, H.
    • F16F9/26
    • B60G17/005F16F9/06F16F9/26F16F15/0275
    • An isolation strut (10) and strut support system for supporting a load and capable of operating in a first mode and a second mode comprising an air suspension spring connected to a load bearing shaft (24); a hydraulic damping element having a first chamber (20) and a second chamber (22) separated by a piston (18) connected to the load bearing shaft. A hydraulic line (52) has a valve therein, one end of the hydraulic line connected to the first chamber and the other end of the hydraulic line connected to the second chamber. A vibration detector is coupled to the valve for actuating the valve upon the occurrence of vibration of an abnormal quality; whereby, in a first mode of operation the load is rigidly attached to the ground via a load path through the hydraulic damping element and in a second mode the load is isolated by the air suspension spring and damped by the hydraulic damping element.
    • 隔离支柱(10)和用于支撑负载并且能够以第一模​​式和第二模式操作的支柱支撑系统,包括连接到承载轴(24)的空气悬架弹簧; 液压阻尼元件具有第一室(20)和由连接到负载轴的活塞(18)分开的第二室(22)。 液压管路(52)中具有一个阀,液压管路的一端连接到第一腔室,液压管路的另一端连接到第二腔室。 振动检测器联接到阀门,用于在出现异常质量的振动时致动阀门; 由此,在第一操作模式中,负载通过液压阻尼元件的负载路径刚性地附接到地面,并且在第二模式中,负载由空气悬架弹簧隔离并被液压阻尼元件阻尼。
    • 4. 发明申请
    • AIR SUSPENSION CONTROL SYSTEM
    • 空气悬架控制系统
    • WO2015105454A1
    • 2015-07-16
    • PCT/SE2015/050002
    • 2015-01-08
    • SCANIA CV AB
    • OLIVEIRA, EduardoGARCIA, Rubens
    • B62D33/06
    • B62D33/0608B60G17/052B60G99/002B60G2202/152B60G2204/162B60G2400/10B60G2400/51222B60G2401/10B60G2500/20B60G2800/70F16F15/0275
    • An air suspension control system (2) to control a predetermined number of air suspension modules (4) configured to suspend a cab (6) of a vehicle (8), the control system (2) comprises a predetermined number of air suspension control units (10), each configured to control one air suspension module (4), a control module (12), configured to apply an air suspension control algorithm, defining desired performance of the air suspension. An acceleration sensor module (14) is arranged at the cab (6) and configured to measure the acceleration of the cab (6) in a number of predefined directions, and to generate an acceleration signal (16) that includes real-time acceleration values measured by the acceleration sensor module (14). The control module (12) is configured to receive said acceleration signal (16) and to calculate, based upon at least said real-time acceleration values, a set of movement measures being a representation of the movements of the cab (6).The control system (2) further comprises a communication bus (18) connected to the air suspension control units (10) and to the control module (12), the communication bus (18) is configured to perform the communication between said control units (10) and said control module (12) using a real-time high-speed communication protocol, wherein said air suspension control algorithm is applied, by said control module (12) using said set of movement measures, in a PID controller (20) to control the air suspension modules (4), in order to achieve said desired performance of the air suspension.
    • 一种用于控制预定数量的空气悬架模块(4)的空气悬架控制系统(2),其构造成悬挂车辆(8)的驾驶室(6),所述控制系统(2)包括预定数量的空气悬架控制单元 (10),每个被配置为控制一个空气悬架模块(4),控制模块(12),其被配置为应用空气悬架控制算法,定义所述空气悬架的期望性能。 一个加速度传感器模块(14)设置在驾驶室(6)处并被配置成以多个预定方向测量驾驶室(6)的加速度,并且产生包括实时加速度值的加速度信号(16) 由加速度传感器模块(14)测量。 控制模块(12)被配置为接收所述加速度信号(16)并且基于至少所述实时加速度值来计算一组运动量度,其是驾驶室(6)的运动的表示。 控制系统(2)还包括连接到空中悬挂控制单元(10)和控制模块(12)的通信总线(18),通信总线(18)被配置为执行所述控制单元(10 )和所述控制模块(12)使用实时高速通信协议,其中所述空气悬架控制算法由所述控制模块(12)使用所述一组移动测量值应用于PID控制器(20)至 控制空气悬架模块(4),以实现空气悬架的所需性能。
    • 6. 发明申请
    • COORDINATED CONTROL OF AN ACTIVE SUSPENSION SYSTEM
    • 主动悬挂系统的协调控制
    • WO99024312A1
    • 1999-05-20
    • PCT/US1998/021927
    • 1998-10-19
    • B62D33/06F16F15/027B62D33/10
    • F16F15/0275B62D33/0608
    • An active suspension system including multiple active vibration isolators (28, 30, 32) mounted between the chassis (4) and cab (6) is disclosed. Each isolator (28, 30, 32) includes a spring (44) and hydraulic actuator (68) connected between mounts (40, 42) between the cab (6) and chassis (4). The actuator (44) moves the cab (6) relative to the chassis (4) when hydraulic fluid is selectively supplied to the actuator (68) by a valve assembly (206) responsive to a valve control signal. A first isolator sensor (132) measures displacement between the mounts, and a second isolator sensor (84) measures cab movement due to disturbances in the chassis (4). The multiple isolators (28, 30, 32) are controlled by a common control circuit (200) which controls cab movement based on coordinated control signals.
    • 公开了一种主动悬架系统,包括安装在底盘(4)和驾驶室(6)之间的多个主动隔振器(28,30,32)。 每个隔离器(28,30,32)包括连接在驾驶室(6)和底盘(4)之间的安装件(40,42)之间的弹簧(44)和液压致动器(68)。 当通过响应于阀控制信号的阀组件(206)选择性地将液压流体选择性地供应到致动器(68)时,致动器(44)相对于底盘(4)移动驾驶室(6)。 第一隔离器传感器(132)测量安装件之间的位移,第二隔离传感器(84)测量由于底盘(4)中的扰动引起的驾驶室运动。 多个隔离器(28,30,32)由公共控制电路(200)控制,该控制电路基于协调控制信号来控制驾驶室运动。
    • 8. 发明申请
    • AIR SPRING WITH QUICK RELEASE
    • 空气弹簧快速释放
    • WO1992008066A1
    • 1992-05-14
    • PCT/US1991007116
    • 1991-09-30
    • BELOIT CORPORATION
    • BELOIT CORPORATIONJOHNSON, Noel, R.
    • F16F15/02
    • B60G17/052D21F3/06F16F9/049F16F15/0275
    • An air spring apparatus (10) has quick pressure release, and rapid air exhaust, capability by means of a relatively large diameter exhaust port (44) in a larger, primary air spring (12) which is controlled by the action of a smaller, secondary air spring (14). The secondary air spring (14) is equipped with a check valve (56) which controls the flow of air into the primary air spring (12). The rapid exhaust of the primary air spring (12) is effected by triggering the removal of air pressure from the secondary air spring (14) through a plurality of orifices (86) in a centrally disposed guide tube (52) which permits the collapse of the smaller air spring and the accompanying removal of a valve plate (48) from a relatively large diameter exhaust port (44) of the primary air spring (12). Once the exhaust port (44) in the primary air spring (12) has been opened, the air pressure in the primary air spring (12) is immediately lowered, and the load on the larger air spring causes rapid expulsion of the volume of air in the primary air spring (12) to permit its quick deflation and collapse to a predetermined minimum height.