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New Cuk Matrix Converter with High Voltage Transfer Ratio

Zhang Xiaoping,Zhu Jianlin,Tang Huaping,Zhang Binggen,Liu Shasha

Strategic Study of CAE 2008, Volume 10, Issue 4, Pages 78-83

Abstract: functions relation of voltage transfer ratio to duty cycle is deduced, and the basic design method of double-loopcontrol strategy is expounded.

Keywords： Cuk matrix converter circuit topology voltage transfer ratio double-loop control simulation

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Model and algorithm for satellite’s active temperature control loop design

Li Yunze,Yang Juan,Ning Xianwen,Wang Xiaoming,Shi Xiaobo

Strategic Study of CAE 2008, Volume 10, Issue 7, Pages 48-50

Abstract:

Electrical heater is an important type of active thermal control methodsA dynamical equation of its control object's transient temperature change is established throughThe heating power demand calculation models at different temperature control models have been developedAn active heating loop design example, which is included at the end of this paper, shows that the equationsdeveloped above can be used conveniently in satellite's active thermal control system designing

Keywords： satellite active thermal control active temperature control loop model and algorithm

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Double access control model of web service based ondistributed simulation system

Chen Xueqin,Wu Huizhong,Zhu Yaoqin

Strategic Study of CAE 2009, Volume 11, Issue 8, Pages 72-78

Abstract: simulation resources to the wide area network, which are difficult for traditional and single access controlA double access control based on attributes is proposed to achieve the access control of applicationThe process flow of the access control is described in detail.The performance of resource access control realized on XACML is analyzed and tested, which proves the

Keywords： Web service security double access control distributed simulation system

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Improvement of the cascading closed loop cycle system

ZHANG Guoqiang, CAI Ruixian

Frontiers in Energy 2007, Volume 1, Issue 3, Pages 341-346 doi: 10.1007/s11708-007-0051-5

Abstract: Aspen Plus was used to simulate and get more information about the cascading closed loop cycle (CCLC)

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Kinematic error separation on five-axis NC machine tool based on telescoping double ball bar

Min WANG, Jianzhong HU, Tao ZAN

Frontiers of Mechanical Engineering 2010, Volume 5, Issue 4, Pages 431-437 doi: 10.1007/s11465-010-0110-1

Abstract: Based on this model, a new method for the kinematic error separation in five-axis numerical control (In this study, three types of simultaneous three-axis control motions are designed for each rotary axisTelescoping double ball bar is used to measure the relative distance between the spindle and the worktableFinally, the value measured by telescoping double ball bar is substituted into the model to obtain kinematic

Keywords： error modeling error separation telescoping double ball bar five-axis numerical control (NC) machining

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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 dynamicis online system identification via in-field trials to capture current dynamic characteristics for control(MPC) controller is used to calculate the optimal control command based on updated estimated parametersUsers can balance these two competitive control performances by tuning weights.Both 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 Optimal control Energy saving control Processor-in-loop (PIL)

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Design and analysis of partially decoupled translational parallel mechanisms with single-loop structures

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 3, doi: 10.1007/s11465-022-0695-1

Abstract: This study presents a family of novel translational parallel mechanisms (TPMs) with single-loop topological

Keywords： translational parallel mechanism single loop multiple driving system workspace analysis singularity

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Development of a hydrodynamic model and the corresponding virtual software for dual-loop circulating

Shanwei Hu, Xinhua Liu

Frontiers of Chemical Science and Engineering 2021, Volume 15, Issue 3, Pages 579-590 doi: 10.1007/s11705-020-1953-6

Abstract: Dual-loop circulating fluidized bed (CFB) reactors have been widely applied in industry because of theirThis article proposed a general method for modeling multi-loop CFB systems by utilizing the energy minimizationA full-loop modeling scheme was implemented by using the EMMS model and/or its extension models to computeparameters of the sub-reactors, to achieve the mass conservation and pressure balance in each circulation loopsoftware was further developed to facilitate the flexible creation and fast modeling of a customized multi-loop

Keywords： multi-loop circulating fluidized bed mathematical modeling energy minimization multiscale virtual fluidization

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Loop theory and applications to some key problems of kinematic structure of kinematic chains

Huafeng DING, Zhen HUANG

Frontiers of Mechanical Engineering 2009, Volume 4, Issue 3, Pages 276-283 doi: 10.1007/s11465-009-0061-6

Abstract: In this paper, a new loop theory of kinematic chains is proposed.

Keywords： Loop theory kinematic chains isomorphism atlas database

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The research and design of intelligent autonomous tracing car measurement and control system

Wang Ling,Zhang Qiang and Li Xuemei

Strategic Study of CAE 2014, Volume 16, Issue 3, Pages 92-98

Abstract:

Measurement and control system for intelligent car is one of the key technologies in the design ofTake Freescale M9S12XS128microprocessor as the control core of the car，and infrared optical sensor toExcellent control algorithm plays a key role for intelligent car tracing accuracy and stability.This paper uses fuzzy proportion-integration-differentiation（PID）control strategy to control direct current（DC）motor speed，using double P control algorithm to control the steering of the intelligent car steering

Keywords： intelligent car measurement and control system fuzzy PID control double P control algorithm

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UPFC setting to avoid active power flow loop considering wind power uncertainty

Shenghu LI, Ting WANG

Frontiers in Energy 2023, Volume 17, Issue 1, Pages 165-175 doi: 10.1007/s11708-020-0686-z

Abstract: The active power loop flow (APLF) may be caused by impropriate network configuration, impropriate parametercontrollers, e.g., the unified power flow controller (UPFC), may be the reason and the solution to the loop

Keywords： active power loop flow (APLF) unified power flow controller (UPFC) wind power uncertainty interval power

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A wind tunnel study on control methods for cable dry-galloping

Hung D. VO,Hiroshi KATSUCHI,Hitoshi YAMADA,Mayuko NISHIO

Frontiers of Structural and Civil Engineering 2016, Volume 10, Issue 1, Pages 72-80 doi: 10.1007/s11709-015-0309-7

Abstract: Furthermore, single spiral wire, double spiral wire and circular ring were found to have high effectiveness

Keywords： dry-galloping wind-relative angle single spiral wire double spiral wire circular rings

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A naive optimization method for multi-line systems with alternative machines

Weichang KONG, Fei QIAO, Qidi WU

Frontiers of Mechanical Engineering 2019, Volume 14, Issue 4, Pages 377-392 doi: 10.1007/s11465-019-0544-z

Abstract: A naive optimization method is proposed in accordance with classic feedback control theory, and its keyWhen a reasonable target value is provided, the proposed method can realize closed-loop optimization

Keywords： multi-line systems alternative machines feedback control closed-loop optimization

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Experimental investigations on operating characteristics of a closed loop pulsating heat pipe

Yu WANG

Frontiers in Energy 2015, Volume 9, Issue 2, Pages 134-141 doi: 10.1007/s11708-015-0354-x

Abstract: A series of experiments were conducted on a closed loop PHP with 5 turns made of copper capillary tube

Keywords： closed loop pulsating heat pipe thermal performance operation limit thermography

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combined modulated feedback and temperature compensation approach to improve bias drift of a closed-loop

Ming-jun MA,Zhong-he JIN,Hui-jie ZHU

Frontiers of Information Technology & Electronic Engineering 2015, Volume 16, Issue 6, Pages 497-510 doi: 10.1631/FITEE.1400349

Abstract: In this paper, a combined approach on closed-loop architecture modification is proposed to minimize theThen a common mode signal is created and added into the closed loop on the basis of modulated feedbackThe combined approach could be useful for many other closed-loop accelerometers.

Keywords： Bias drift Closed-loop MEMS accelerometer Modulated feedback approach Temperature compensation