Nonlinear controller design and testing for chatter suppression in an electric-pneumatic braking system with parametric variation
Accurate pressure control is essential for an electric-pneumatic braking system (EPBS).
However, component wear and prolonged service can cause EPBS parameters to drift …
However, component wear and prolonged service can cause EPBS parameters to drift …
[图书][B] Control of cutting vibration and machining instability: a time-frequency approach for precision, micro and nano machining
Presents new developments on machine tool vibration control based on discontinuous
dynamical systems Machining instability is a topical area, and there are a wide range of …
dynamical systems Machining instability is a topical area, and there are a wide range of …
Multi-dimensional time-frequency control of micro-milling instability
Micro-milling is inherently unstable and chattering with aberrational tool vibrations. While the
time response is bounded, however, micro-milling can become unstably broadband and …
time response is bounded, however, micro-milling can become unstably broadband and …
A case of mitigating non-autonomous time-delayed system with cubic order feedback
Time-delayed feedback of a small magnitude can perturb a system to exhibit complex
dynamical responses including route-to-chaos. Such motions are harmful as they negatively …
dynamical responses including route-to-chaos. Such motions are harmful as they negatively …
Sequential periodic motions in a vibration-assisted, regenerative, nonlinear turning-tool system
This paper studies the dynamics and bifurcations of a vibration-assisted, regenerative,
nonlinear turning-tool system using an implicit mapping method. Machine vibration has …
nonlinear turning-tool system using an implicit mapping method. Machine vibration has …
[PDF][PDF] Simultaneous time-frequency control of friction-induced instability
An elastic cantilever beam pressed against a rigid rotating disk is explored for studying the
mitigation of self-excited friction-induced vibrations that are inherently unstable due to …
mitigation of self-excited friction-induced vibrations that are inherently unstable due to …
A time-frequency pid controller design for improved anti-interference performance of a solenoid valve applicable to hydraulic cylinder actuation
XH Wu, ZH Song, YF Du, ER Mao… - Journal of Vibration …, 2017 - lhscientificpublishing.com
PID control is widely used in electro-hydraulic systems. However, enhancing PID control
performance in response to system nonlinearity, fluctuations of external load, and noise …
performance in response to system nonlinearity, fluctuations of external load, and noise …
Periodic cutting motions in a vibration-assisted, regenerative, nonlinear orthogonal turning system
In this paper, a mathematical model of 2-degrees-of-freedom (2-DOF), vibration-assisted,
regenerative, nonlinear orthogonal turning system is developed. The period-1 motions of …
regenerative, nonlinear orthogonal turning system is developed. The period-1 motions of …
Active Magnetic Bearings for High Speed Spindle Design With Nonlinear Time-Frequency Control
M Liu, CS Suh - ASME International Mechanical …, 2015 - asmedigitalcollection.asme.org
A novel concept applicable to the control of spindles at high speed is developed by using
active magnetic bearings (AMBs) that are non-contact and of low vibration. Though former …
active magnetic bearings (AMBs) that are non-contact and of low vibration. Though former …
Design and experiments of coaxial contra-rotating sugarcane base cutter with time-frequency control
X Wu, J Qin, S Ma, W Zhang… - Applied Engineering in …, 2019 - elibrary.asabe.org
A laboratory-based cutting platform with speed control was developed to investigate the
cutting mechanism for the support-cutting of sugarcane. A coaxial contra-rotating base cutter …
cutting mechanism for the support-cutting of sugarcane. A coaxial contra-rotating base cutter …