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    • 22. 发明公开
    • Energy absorbing device
    • Energieabsorbierende Vorrichtung unddazugehörenderApparat zur Drehmomentmessung。
    • EP0420680A2
    • 1991-04-03
    • EP90310659.9
    • 1990-09-28
    • DE CONTI INDUSTRIES, Inc.
    • Quenneville, Raymond NDeconti, John P
    • F16D65/853G01L3/18
    • F16D65/128F16D65/853F16D2065/781F16D2065/784F16D2066/005G01L3/18
    • In a dynamometer, an internally cooled disc is utilized in a braking system which can apply a large amount of torque for an extended period of time. A hollowed braking disc (24) comprising individual cooling cells (50) is employed. Cooling liquid is injected into the center of the braking disc and, by centrifugal force, is forced into the cooling cells (50) via a flow tube ring (44). The cooling liquid vaporizes in the cooling cells thus absorbing the heat generated. The vapor escapes the disc via vent holes (68). A unique torque measurement system is also utilized with its braking system. A resultant force, formed by the sum of individual forces upon braking pistons (27,28) within the braking system, is measured utilizing a strain gauged load cell. The strain gauged load cell is strategically positioned to measure a resultant displacement of the braking caliper due to the applied torque.
    • 在测力计中,内部冷却的盘被用于制动系统中,该制动系统可以在较长时间内施加大量的扭矩。 采用包括单个冷却单元的中空制动盘。 冷却液被注入到制动盘的中心,并且通过离心力被迫通过流动管环进入冷却单元。 冷却液体在冷却单元中蒸发,从而吸收所产生的热量。 蒸汽通过通气孔排出盘。 其制动系统也采用独特的扭矩测量系统。 利用应变计测力传感器测量在制动系统内的制动活塞上的各个力的总和形成的合力。 应变计测力传感器有策略地定位,以测量由于施加的扭矩而产生的制动钳的位移。
    • 23. 发明申请
    • DYNAMOMETRIC FRICTION BRAKE
    • 动态摩擦刹车
    • WO9967616B1
    • 2000-03-09
    • PCT/ES9900186
    • 1999-06-21
    • CASTILLO CASTILLO JOSE LUIS
    • CASTILLO CASTILLO JOSE LUIS
    • G01L3/20G01M15/00G01L3/18
    • G01L3/205
    • Dynamometric friction brake to be used with benches intended to measure the power of engines, characterized in that a computer controls the actuating elements and the measuring elements during tests of limited duration. The brake is comprised of a mobile disk joined to the motor shaft and preferably perforated for refrigeration purposes; two fixed and rigid elements slide on said disk thereby creating by friction a resistant torque which can be measured by means of a load cell. Said rigid elements are actuated against the mobile disk by means of bellows receiving pressure air through a computer-controlled valve.
    • 用于与用于测量发动机功率的台架一起使用的动力摩擦制动器,其特征在于,计算机在有限持续时间的测试期间控制致动元件和测量元件。 制动器包括连接到电动机轴的移动盘,并且优选地被穿孔用于制冷目的; 两个固定和刚性元件在所述盘上滑动,从而通过摩擦产生可通过称重传感器测量的抗扭矩。 所述刚性元件通过通过计算机控制的阀接收压力空气的波纹管致动抵靠移动盘。
    • 24. 发明申请
    • DYNAMOMETRIC FRICTION BRAKE
    • 动态摩擦刹车
    • WO99067616A1
    • 1999-12-29
    • PCT/ES1999/000186
    • 1999-06-21
    • G01L3/20G01M15/00G01L3/18
    • G01L3/205
    • Dynamometric friction brake to be used with benches intended to measure the power of engines, characterized in that a computer controls the actuating elements and the measuring elements during tests of limited duration. The brake is comprised of a mobile disk joined to the motor shaft and preferably perforated for refrigeration purposes; two fixed and rigid elements slide on said disk thereby creating by friction a resistant torque which can be measured by means of a load cell. Said rigid elements are actuated against the mobile disk by means of bellows receiving pressure air through a computer-controlled valve.
    • 用于与用于测量发动机功率的台架一起使用的动力摩擦制动器,其特征在于,计算机在有限持续时间的测试期间控制致动元件和测量元件。 制动器包括连接到电动机轴的移动盘,并且优选地被穿孔用于制冷目的; 两个固定和刚性元件在所述盘上滑动,从而通过摩擦产生可通过称重传感器测量的抗扭矩。 所述刚性元件通过通过计算机控制的阀接收压力空气的波纹管致动抵靠移动盘。
    • 30. 发明专利
    • LOAD TEST DEVICE
    • JPH06323958A
    • 1994-11-25
    • JP11040993
    • 1993-05-12
    • KANZAKI KOKYUKOKI MFG CO LTD
    • HASHIMOTO HIROYUKI
    • G01L3/18G01M13/00G01M17/00G01M17/007
    • PURPOSE:To suppress the generation of harmfull zerocrose peak, avoid the degradation of responsibility due to the delay in oil pressure piping system and enable safe use. CONSTITUTION:A servo amplifier 5 for giving control signal to an electric oil conversion part 60 (pressure control valve) as a pressure control means for brake oil pressure is constituted of a PD operation part 7 consisting of a proportional element 70 and differential element 71 and a series progress compensation element 8 at its output side. The deviation of torque feedback signal Eb from a torque demand signal Es corresponding to target torque is multipied by time proportional sensitivity Ke of the proportional element 70, which is PD-operated for correcting for reduction with using the differential value of the torque feedback signal Eb output by the differential element 71. To the obtained control parameter, a progress predetermined is added in the series progress compensation element 8 and the result is output to the electric oil convertion part 60.