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A driving pulse edge modulation technique and its complex programming logic devices implementation

Xiao CHEN,Dong-chang QU,Yong GUO,Guo-zhu CHEN

Frontiers of Information Technology & Electronic Engineering 2015, Volume 16, Issue 12,   Pages 1088-1098 doi: 10.1631/FITEE.1500111

Abstract: This paper describes a new technique of driving pulse edge modulation for insulated gate bipolar transistorsthe density and width of the pulse trains, without regulating the hardware circuit, the slope of the gate

Keywords： Driving pulse edge modulation     Switching voltage spike     Complex programmable logic device (CPLD)     Activegate drive    

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System construction of a four-side primary permanent-magnet linear motor drive mechanical press

Jintao LIANG, Zhengfeng MING, Peida LI

Frontiers of Mechanical Engineering 2020, Volume 15, Issue 4,   Pages 600-609 doi: 10.1007/s11465-020-0597-z

Abstract: motor (PPMLM) has a robust secondary structure and high force density and is appropriate for direct-driveThe structure of a four-side PPMLM drive press is presented based on our previous research.The control system scheme is determined in accordance with the mathematical model of PPMLM, and activeThe proposed PPMLM drive press exhibits a fast dynamic response and favorable tracking precision and

Keywords： mechanical press     direct drive     primary permanent-magnet linear motor (PPMLM)     servo system     active disturbance    

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Electromagnetic interference modeling and suppression techniques in variable-frequency drive systems

Le YANG, Shuo WANG, Jianghua FENG

Frontiers of Mechanical Engineering 2018, Volume 13, Issue 3,   Pages 329-353 doi: 10.1007/s11465-018-0466-1

Abstract: EMI) causes electromechanical damage to the motors and degrades the reliability of variable-frequency driveUnlike fundamental frequency components in motor drive systems, high-frequency EMI noise, coupled withEMI noise suppression techniques, including passive filter, Wheatstone bridge balance, active filter,

Keywords： variable-frequency drive (VFD)     electromagnetic interference (EMI)     motor drive modeling     EMI noise suppression    

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Power control of dual-motor electric drive for tracked vehicles

Yuan ZOU, Chengning ZHANG, Fengchun SUN, Jingbo WU,

Frontiers of Mechanical Engineering 2010, Volume 5, Issue 1,   Pages 67-72 doi: 10.1007/s11465-009-0059-0

Abstract: The fundamental problem of the power control for the driving of a dual-motor drive electric tracked vehicleThe tracked vehicle and its electric drive system are mathematically modeled.Power control schemes of the dual-motor drive system is put forward, designed, and analyzed, includingThe field experiment shows that the two types of drive control schemes realize the driving function of

Keywords： control     electric drive     tracked vehicle    

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An investigation into the vibration of harmonic drive systems

M. Masoumi, H. Alimohammadi

Frontiers of Mechanical Engineering 2013, Volume 8, Issue 4,   Pages 409-419 doi: 10.1007/s11465-013-0275-5

Abstract:

Harmonic drive systems are precise and specific transmission gear systems which are beneficial inThis paper presents a vibration analysis of harmonic drive systems using the shell theory.

Keywords： harmonic drive system     strain wave gearing mechanism     vibration analysis     natural frequencies    

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Predication of discharge coefficient of cylindrical weir-gate using adaptive neuro fuzzy inference systems

Abbas PARSAIE,Amir Hamzeh HAGHIABI,Mojtaba SANEIE,Hasan TORABI

Frontiers of Structural and Civil Engineering 2017, Volume 11, Issue 1,   Pages 111-122 doi: 10.1007/s11709-016-0354-x

Abstract: Weir-gate is a combination of weir and gate structures which solves them Infirmities.their performance, investigators have proposed cylindrical shape to improve the performance of weir-gatestructure and call it cylindrical weir-gate.In this research, discharge coefficient of weir-gate was predicated using adaptive neuro fuzzy inferencesensitivity analysis of MLP and ANFIS showed that Froude number of flow at upstream of weir and ratio of gate

Keywords： weir-gate     soft computing     crest geometry     circular crest weir     cylindrical shape    

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SCRaMbLE drive application of synthetic yeast genome

Jin Jin, Yuan Ma, Duo Liu

Frontiers of Chemical Science and Engineering 2018, Volume 12, Issue 4,   Pages 832-834 doi: 10.1007/s11705-018-1749-0

Abstract:
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Effects of elastic support on the dynamic behaviors of the wind turbine drive train

Shuaishuai WANG, Caichao ZHU, Chaosheng SONG, Huali HAN

Frontiers of Mechanical Engineering 2017, Volume 12, Issue 3,   Pages 348-356 doi: 10.1007/s11465-017-0420-7

Abstract: flexibilities of the planet carrier and the housing, a coupled dynamic model was developed for a wind turbine driveThen, the dynamic behaviors of the drive train for different elastic support parameters were computedwere used to examine how different elastic support parameters influence the dynamic behaviors of the drivethat the elastic support parameters considerably influenced the dynamic behaviors of the wind turbine drivethis study provide the foundation for optimizing the elastic support stiffness of the wind turbine drive

Keywords： wind turbine drive train     elastic support     dynamic behavior     frequency response function    

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Design and analysis of a new high frequency double-servo direct drive rotary valve

Muzhi ZHU,Shengdun ZHAO,Jingxiang LI

Frontiers of Mechanical Engineering 2016, Volume 11, Issue 4,   Pages 344-350 doi: 10.1007/s11465-016-0406-x

Abstract:

Researchers have investigated direct drive valve for many years to solve problems, such as fluid forceThis paper studied the high frequency double-servo direct drive rotary valve (DDRV), and proposed a novelstructure and drive method satisfying high reversing frequency and adequate quantity of flow.

Keywords： direct drive rotary valve     computational fluid dynamics (CFD)     flow regulation    

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Hierarchical parameter estimation of DFIG and drive train system in a wind turbine generator

Xueping PAN, Ping JU, Feng WU, Yuqing JIN

Frontiers of Mechanical Engineering 2017, Volume 12, Issue 3,   Pages 367-376 doi: 10.1007/s11465-017-0429-y

Abstract:

A new hierarchical parameter estimation method for doubly fed induction generator (DFIG) and driveFirstly, the parameters of the DFIG and the drive train are estimated locally under different types ofa coordination estimation method is further applied to identify the parameters of the DFIG and the drive

Keywords： wind turbine generator     DFIG     drive train system     hierarchical parameter estimation method     trajectory sensitivity    

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Meshing stiffness property and meshing status simulation of harmonic drive under transmission loading

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 2, doi: 10.1007/s11465-022-0674-6

Abstract: The multitooth meshing state of harmonic drive (HD) is an important basic characteristic of its high

Keywords： harmonic drive     meshing flexibility matrix     meshing force     loading backlash     flexspline     contact analysis    

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CRITICAL PROCESSES AND MAJOR FACTORS THAT DRIVE NITROGEN TRANSPORT FROM FARMLAND TO SURFACE WATER BODIES

Frontiers of Agricultural Science and Engineering 2023, Volume 10, Issue 4,   Pages 541-552 doi: 10.15302/J-FASE-2023518

Abstract: Ditch systems are more biologically (including plants and microbes) active than rivers with biological

Keywords： nitrogen     loss from soil     transformation     farm field scale     watershed scale    

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Novel drive mechanism for in-tube micro robots

CHEN Yangzhi, XING Guangquan, PENG Xuefei, LIU Wenguang, YAO Huaping

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 1,   Pages 94-98 doi: 10.1007/s11465-007-0016-8

Abstract: However, conventional transmission methods are unfit to drive in-tube micro robots.A novel micro drive mechanism called the micro-elastic-meshing-wheel is presented in this paper.The mechanical model of the novel drive mechanism is built, and the maximal transmission force is deducedThen, sufficient experiments are carried out to test maximal transmission force produced by the novel driveThe calculation and experiment results show that the novel drive mechanism can transmit sufficient power

Keywords： limited     conventional transmission     maximal transmission     upright     calculation    

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Multi-objective design optimization of a large-scale direct-drive permanent magnet generator for wind

Arash Hasssanpour ISFAHANI,Amirhossein Haji-Seyed BOROUJERDI,Saeed HASANZADEH

Frontiers in Energy 2014, Volume 8, Issue 2,   Pages 182-191 doi: 10.1007/s11708-014-0320-z

Abstract: This paper presents a simultaneous multi-objective optimization of a direct-drive permanent magnet synchronous

Keywords： permanent magnet synchronous generator     wind turbine     direct-drive     multi-objective optimization     cost     mass    

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Electrical Drive — an Interface Among Information, Power and motion

Ma Xiaoliang

Strategic Study of CAE 2000, Volume 2, Issue 2,   Pages 83-86

Abstract:

Electrical drive is an interface among information, power and motion.Following problems are discussed: what is electrical drive; its effects on national economy; relationswith other fields; the state-of-the-are of electric drive R & D in China and is developing trends

Keywords： electrical drive     interface     information     power     motion    

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Title Author Date Type Operation

A driving pulse edge modulation technique and its complex programming logic devices implementation

Xiao CHEN,Dong-chang QU,Yong GUO,Guo-zhu CHEN

Journal Article

System construction of a four-side primary permanent-magnet linear motor drive mechanical press

Jintao LIANG, Zhengfeng MING, Peida LI

Journal Article

Electromagnetic interference modeling and suppression techniques in variable-frequency drive systems

Le YANG, Shuo WANG, Jianghua FENG

Journal Article

Power control of dual-motor electric drive for tracked vehicles

Yuan ZOU, Chengning ZHANG, Fengchun SUN, Jingbo WU,

Journal Article

An investigation into the vibration of harmonic drive systems

M. Masoumi, H. Alimohammadi

Journal Article

Predication of discharge coefficient of cylindrical weir-gate using adaptive neuro fuzzy inference systems

Abbas PARSAIE,Amir Hamzeh HAGHIABI,Mojtaba SANEIE,Hasan TORABI

Journal Article

SCRaMbLE drive application of synthetic yeast genome

Jin Jin, Yuan Ma, Duo Liu

Journal Article

Effects of elastic support on the dynamic behaviors of the wind turbine drive train

Shuaishuai WANG, Caichao ZHU, Chaosheng SONG, Huali HAN

Journal Article

Design and analysis of a new high frequency double-servo direct drive rotary valve

Muzhi ZHU,Shengdun ZHAO,Jingxiang LI

Journal Article

Hierarchical parameter estimation of DFIG and drive train system in a wind turbine generator

Xueping PAN, Ping JU, Feng WU, Yuqing JIN

Journal Article

Meshing stiffness property and meshing status simulation of harmonic drive under transmission loading

Journal Article

CRITICAL PROCESSES AND MAJOR FACTORS THAT DRIVE NITROGEN TRANSPORT FROM FARMLAND TO SURFACE WATER BODIES

Journal Article

Novel drive mechanism for in-tube micro robots

CHEN Yangzhi, XING Guangquan, PENG Xuefei, LIU Wenguang, YAO Huaping

Journal Article

Multi-objective design optimization of a large-scale direct-drive permanent magnet generator for wind

Arash Hasssanpour ISFAHANI,Amirhossein Haji-Seyed BOROUJERDI,Saeed HASANZADEH

Journal Article

Electrical Drive — an Interface Among Information, Power and motion

Ma Xiaoliang

Journal Article