Results 101 to 110 of about 404 (137)

Deep coal fluidization mining ropeless hoisting system and its cooperative driving control strategy

Meitan kexue jishu
Aiming at the scientific frontier of deep coal fluidization mining more than 2 000 m deep, aiming at the technical bottleneck of traditional wire rope lifting technology in lifting height, load and reliability, an ultra-deep well wireless lifting system ...
Shuai LIU, Jiusheng BAO, Jinhao DAI, Yan YIN, Liang ZHAO, Zhongbin WANG, Shirong GE   +6 more
doaj   +1 more source

Fixed-Time Sliding Mode Control for Linear Motor Traction Systems with Prescribed Performance

Energies
In this research, we propose a fixed-time sliding mode controller using a prescribed performance control approach to address the speed tracking problem in linear motor traction systems, which are powered by high-power permanent magnet linear synchronous ...
Chunguang Yang, Guanyang Hu, Qichao Song, Yachao Wang, Weilin Yang   +4 more
doaj   +1 more source

Magnetic Field Distribution and Energy Losses in a Permanent Magnet Linear Synchronous Motor Under Stick-Slip Friction

Energies
This study investigates the modeling and dynamic analysis of three coupled electromechanical systems, emphasizing interactions between a magnetic linear drive and frictional contact with flat springs.
Paweł Olejnik, Yared D. Desta, Marcin Mydłowski   +2 more
doaj   +1 more source

On Modelling, System Identification and Control of Servo-Systems with a Flexible Load [PDF]

, 2007
The present study was done with two different servo-systems. In the first system, a servo-hydraulic system was identified and then controlled by a fuzzy gainscheduling controller.
Yousefi, Hassan
core  

Electrical motors in the lift systems: A review [PDF]

This paper discussed a few type linear motors for lift systems applications. First, a few types of lift systems are generally presented. Based on these types of lift systems, the common actuators used to operate the lifts are compared and analyzed ...
Abdul Shukor, Fairul Azhar, Abdulah, Norrimah, Nur Ashikin, Mohd Nasir, Raja Othman, Raja Nor Firdaus Kashfi   +3 more
core   +2 more sources

Design of PM Linear Synchronous Motor With Chamfered Teeth for Reduced Detent Force Considering Modular Connection

IEEE Access
This paper presents the design of the detent force reduction in the chamfered tooth permanent magnet linear synchronous motor (PMLSM). In PMLSMs, in addition to the cogging force characteristic, there is an additional end force at the longitudinal end ...
Seong-Hwi Kim, Hyunwoo Kim, Sung Gu Lee
doaj   +1 more source

Integral Backstepping Control for a PMLSM Using Adaptive RNNUO [PDF]

, 2011
Due to uncertainties exist in the applications of the a permanent magnet linear synchronous motor (PMLSM) servo drive which seriously influence the control performance, thus, an integral backstepping control system using adaptive recurrent neural network
Lin, Chih-Hong, Lin, Chih-Peng
core   +2 more sources

Analysis of double side ironless permanent magnet linear synchronous machine with low normal force. [PDF]

Sci Rep
He X, Sun Q, Yan L, Xiang P, Zheng T.
europepmc   +1 more source

Performance degradation assessment method for linear motor feed systems driven by digital twins. [PDF]

Sci Rep
Yang Z, Yao Y, Cui W, Chen Y, Liu B, Jin Y, Zhang Y, Zhao H, Zhang G, Yi W, Zhang Z.   +10 more
europepmc   +1 more source

HTS levitation and transportation with linear motor control [PDF]

, 2023
Chen, J, Guo, Y, Jin, J, Zheng, L, Zhu, J   +4 more
core