Results 91 to 100 of about 10,746 (231)
Research on the position–pressure cooperative control strategy for full-hydraulic leveler
Advances in Mechanical Engineering, 2018 The characteristics of electro-hydraulic servo system of full-hydraulic leveler are high speed, large inertia, high frequency response, and multi-degree of freedom.
Dongping He +4 more
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The F-18 systems research aircraft facility [PDF]
To help ensure that new aerospace initiatives rapidly transition to competitive U.S. technologies, NASA Dryden Flight Research Facility has dedicated a systems research aircraft facility.
Sitz, Joel R.
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Advances in Mechanical Engineering, 2016 Closed-loop systems of an electro-hydraulic servo system including position, acceleration, and force closed-loop systems and their closed-loop transfer functions based on parameter model are adaptive identified using a recursive extended least-squares ...
Guang-Da Liu, Ge Li, Gang Shen
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Crawler Transporter Steering and Jel Systems [PDF]
The transporter weighing 2.8 million kilograms (6.3 million pounds) was used to lift a 5.7-million-kilogram (12.6-million-pound) combination of mobile launcher and space vehicle, transfer this load approximately 5.6 kilometers (3.5 miles) from its point ...
Davis, V. L.
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Research on intelligent algorithm of electro - hydraulic servo control system
IOP Conference Series: Materials Science and Engineering, 2017 In order to adapt the nonlinear characteristics of the electro-hydraulic servo control system and the influence of complex interference in the industrial field, using a fuzzy PID switching learning algorithm is proposed and a fuzzy PID switching learning controller is designed and applied in the electro-hydraulic servo controller.
Yannian Wang, Yuhui Zhao, Chengtao Liu
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Adaptive Output Feedback Pressure Control for Electro-Hydraulic Servo Systems
ActuatorsHigh-precision position control and pressure control are core performance requirements for modern electro-hydraulic actuators. While the design of controllers for high-performance position servo systems is relatively straightforward, the development of ...
Tao Han +5 more
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Diagnostic procedures for antenna hydraulic drive systems [PDF]
Diagnostic, testing, and maintenance procedures for hydraulic drive systems for large steerable ...
Lombardo, J. J. +2 more
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Identification of electro-hydraulic load-sensing servo system
Engineering for Rural Development, 2021 Alexander Mitov +3 more
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Foot & Ankle Orthopaedics, 2018 Category: Basic Sciences/Biologics Introduction/Purpose: Using computer-controlled electro-hydraulic servo technology, we studied the improved “four-dimensional six degrees-of-freedom” gait simulation system based on motor and hydraulic hybrid drive ...
Xu Wang MD, Xin Ma MD
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Rotor systems research aircraft predesign study. Volume 4: Preliminary draft detail specification [PDF]
The RSRA requirements are presented in a detail specification format. Coverage of the requirements includes the following headings: (1) aircraft characteristics, (2) general features of design and construction, (3) aerodynamics, (4) structural design ...
Linden, A. W., Miller, A. N.
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