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Proportional directional valve based automatic steering system for tractors Project supported

Jin-yi LIU,Jing-quan TAN,En-rong MAO,Zheng-he SONG,Zhong-xiang ZHU

Frontiers of Information Technology & Electronic Engineering 2016, Volume 17, Issue 5, Pages 458-464 doi: 10.1631/FITEE.1500172

Abstract: Most automatic steering systems for large tractors are designed with hydraulic systems that run on eitherIn response to the problems noted above, a multifunctional automatic hydraulic steering circuit is presentedThe system design is composed of a 5-way-3- position proportional directional valve, two pilot-controlledAn experimental platform is developed to establish the basic characteristics of the system subject toTest results show that the system design demonstrates excellent control accuracy, fast response, and

Keywords： Automatic steering system Hydraulic circuit Proportional directional valve Proportional-integral-derivative

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Multi-axle dynamic steering system of truck-howitzer

LI Yanliang, GAO Xiuhua, ZHANG Chunqiu, SUN Yubo

Frontiers of Mechanical Engineering 2008, Volume 3, Issue 1, Pages 44-49 doi: 10.1007/s11465-008-0002-9

Abstract: A two-degree-of-freedom (2-DOF) steering model of multi-axle vehicle was established.The steering center position, the relationship between the steering angle and the vehicle velocity, andResults indicate that the system stability is decided by the vehicle barycenter position and the lateralThe system rapidly responds, the vehicle smoothly steers, and its handling stability is prominently improved

Keywords： multi-axle acceleration relationship smoothly handling stability

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Fully automatic container terminals of Shanghai Yangshan Port phase IV

Jack Xunjie LUO

Frontiers of Engineering Management 2019, Volume 6, Issue 3, Pages 457-462 doi: 10.1007/s42524-019-0053-0

Abstract:

Engineering Owner: Construction Headquarters of Yangshan Deep-water Port Phase IV Project of Shanghai International Shipping Center

Keywords： Yangshan Port automated equipment intelligent system container terminals port engineering

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Structural parameter design method for a fast-steering mirror based on a closed-loop bandwidth

Guozhen CHEN, Pinkuan LIU, Han DING

Frontiers of Mechanical Engineering 2020, Volume 15, Issue 1, Pages 55-65 doi: 10.1007/s11465-019-0545-y

Abstract: When a fast-steering mirror (FSM) system is designed, satisfying the performance requirements beforeThis study proposes a structural parameter design approach for an FSM system based on the quantitativeFirst, the open-loop transfer function of the FSM system is derived.A prototype of the FSM system is fabricated, and corresponding experimental tests are conducted.Experimental results indicate that the bandwidth of the proposed FSM system is 117.6 Hz, which satisfies

Keywords： fast-steering mirror structural parameter PI controller bandwidth notch filter

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Variable identification and automatic tuning of the main module of a servo system of parallel mechanism

YANG Zhiyong, XU Meng, HUANG Tian, NI Yanbing

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 1, Pages 82-88 doi: 10.1007/s11465-007-0014-x

Abstract: The variables of the main module of a servo system for miniature reconfigurable parallel mechanism wereTo identify the variables of the servo system, the triangle-shaped input signal with variable frequencyMoreover, all the variables including the rotary inertia of the servo system were identified by the additivechanging load with the attitude was considered, and the range of the controller variables in the servo system

Keywords： acceleration reconfigurable parallel additive sequence parallel mechanism

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Steering control for underwater gliders Article

You LIU, Qing SHEN, Dong-li MA, Xiang-jiang YUAN

Frontiers of Information Technology & Electronic Engineering 2017, Volume 18, Issue 7, Pages 898-914 doi: 10.1631/FITEE.1601735

Abstract: Steering control for an autonomous underwater glider (AUG) is very challenging due to its changing dynamicA good choice to solve this problem is online system identification via in-field trials to capture currentBoth processor-in-loop (PIL) simulations and in-lake tests are presented to validate our steering control

Keywords： Autonomous underwater glider (AUG) Online system identification Steering control Adaptive control

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Management and Monitoring System of Automatic Tridimensional Warehouse Based on Ethernet Communication

Wang Zhiwei,Jiang Zhaoyun

Strategic Study of CAE 2004, Volume 6, Issue 6, Pages 74-76

Abstract: introduces the systemic structure, work principle and main functions of the management and monitoring systemof automatic tridimensional warehouse based on Ethernet communication.The thought of software design for developing this system is also introduced in this paper.High-speed data communication realized through Ethernet is fully used in this system to make the real-timemanagement and monitoring to an automatic tridimensional warehouse possible.

Keywords： automatic tridimensional warehouse computer managing and monitoring Ethernet communication

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Construction risks of Huaying mount tunnel and countermeasures

Haibo YAO, Feng GAO, Shigang YU, Wei DANG

Frontiers of Structural and Civil Engineering 2017, Volume 11, Issue 3, Pages 279-285 doi: 10.1007/s11709-017-0414-x

Abstract: One is geology prediction, and the other is automatic wireless real-time monitoring system, which containsmonitoring of video, wind speed, poisonous gas (CH , CO, H S, SO ), people location, and automatic power-off

Keywords： prediction automatic?monitoring?system

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DEVELOPMENT OF AN AUTOMATIC WEIGHING PLATFORM FOR MONITORING BODYWEIGHT OF BROILER CHICKENS IN COMMERCIAL

Frontiers of Agricultural Science and Engineering 2023, Volume 10, Issue 3, Pages 363-373 doi: 10.15302/J-FASE-2023510

Abstract:

● An automatic weighing system for monitoring bodyweight of broilers

Keywords： automatic weighing weight monitoring floor housing uniformity precision poultry farming

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Innovation, practical benefits and prospects for the future development of automatic milking systems

Hongzhe JIANG,Wei WANG,Chunyang LI,Wei WANG

Frontiers of Agricultural Science and Engineering 2017, Volume 4, Issue 1, Pages 37-47 doi: 10.15302/J-FASE-2016117

Abstract: Automatic milking systems (AMS) were designed to replace existing, labor-intensive machine milking and

Keywords： automatic milking systems (AMS) innovation milking machine practical effect future prospects

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Handling Stability for Four-wheel Steering Vehicle Based on μ Synthesis Robust Control

Yin Guodong,Chen Nan,Li Pu

Strategic Study of CAE 2005, Volume 7, Issue 4, Pages 54-58

Abstract: always undertake different loadings including external disturbances and the design of vehicle control systemThe design of yaw rate tracking control system architecture by using μ synthesis robust control isThe results show that the control system has fine dynamic characteristic, robust stability and robust

Keywords： four-wheel steering robust control handling stability μ synthesis

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How to Deal with Revolutions in Train Control Systems

Hideo Nakamura

Engineering 2016, Volume 2, Issue 3, Pages 380-386 doi: 10.1016/J.ENG.2016.03.015

Abstract: A new unified train control system (UTCS) is proposed that is effective in enhancing the robustness andcompetitiveness of a train control system.

Keywords： Train control system Railway signaling Communication-based train control system Automatic train protectionand block system

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Phase change effect of low melting point metal for an automatic cooling of USB flash memory

Haoshan GE, Jing LIU

Frontiers in Energy 2012, Volume 6, Issue 3, Pages 207-209 doi: 10.1007/s11708-012-0204-z

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Image automatic mosaics based on contour phase correlation

ZHANG Jing, HU Zhiping, OU Zongying, LIU Zhitai

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 2, Pages 228-234 doi: 10.1007/s11465-007-0040-8

Abstract: The image planar mosaics is studied, and an image automatic mosaics algorithm on the basis of contour

Keywords： function conventional multiple algorithm correlation algorithm

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Impact of wind power generating system integration on frequency stabilization in multi-area power system

Y. K. BHATESHVAR,H. D. MATHUR,H. SIGUERDIDJANE

Frontiers in Energy 2015, Volume 9, Issue 1, Pages 7-21 doi: 10.1007/s11708-014-0338-2

Abstract: Among the available options for renewable energy integration in existing power system, wind power isThe major constraint of wind power generating system (WPGS) is that it does not provide inertial supportThe proposed control strategy suggests a substantial contribution to system inertia in terms of short-termactive power support in a two area restructured power system.Variation of load conditions are also analyzed in simulation studies for the same power system model

Keywords： two area power system automatic generation control wind power generating system (WPGS) deregulated environment