Parameters optimization and nonlinearity analysis of grating eddy current displacement sensor using neural network and genetic algorithm

H Qi, H Zhao, W Liu, H Zhang - Journal of Zhejiang University-SCIENCE A, 2009 - Springer
A grating eddy current displacement sensor (GECDS) can be used in a watertight electronic
transducer to realize long range displacement or position measurement with high accuracy …

Study of a modified differential inductance measurement circuit as position transducer of a power cylinder

SC Bera, R Sarkar, M Bhowmick - IEEE Transactions on …, 2011 - ieeexplore.ieee.org
A power cylinder is essential equipment in process industries. Since it acts as a final control
element with its piston positioned by a positioner having an input signal from a controller, the …

Characteristics analysis and parameters optimization for the grating eddy current displacement sensor

H Qi, H Zhao, W Liu - Journal of Zhejiang University-SCIENCE A, 2009 - Springer
The grating eddy current displacement sensor (GECDS) for distance or position
measurement used in watertight electronic calipers was described. The sensor relies on …

Micropositioning

J Juuti, M Leinonen, H Jantunen - Piezoelectric and Acoustic Materials for …, 2008 - Springer
Micropositioning is required in many industrial segments as well as in everyday life. It is
often utilized, without being recognized, in applications such as cars, cameras, or even …

Internal vibration source analysis of AMB-rotor system in HTR-PM primary helium circulator

J Yu, L Zhao - International Conference on Nuclear …, 2018 - asmedigitalcollection.asme.org
The active magnetic bearing (AMB) in HTR-PM primary helium circulator (PHC) applies the
inductive displacement transducer (IDT) to achieve the closed-loop feedback control. The …

Theoretical and experimental analysis on the influence of rotor non-mechanical errors of the inductive transducer in active magnetic bearings

J Yu, Y Zhou, N Mo, Z Sun, L Zhao - Sensors, 2018 - mdpi.com
Inductive transducers are widely applied to active magnetic bearings (AMBs). However,
when the rotor rotates at a high speed, the rotor defects will affect the measuring signal (the …

A modified technique of displacement measurement of a piston made of magnetic material inside a cylinder

SC Bera, S Marick - ISA transactions, 2013 - Elsevier
Movement of piston inside a cylinder has many applications in industries and measurement
of its displacement inside the cylinder is very much important to study its operation and …

Study of a modified differential inductance type displacement transducer

S Marick, SC Bera - International Conference on Electronics …, 2014 - ieeexplore.ieee.org
Inductance type displacement transducer is generally of two types LVDT type and simple
self inductance type. Both these types may suffer from various defects such as non-linear …

Inductive sensor for speed, rotational direction and position measurements in the high temperature range

J Habenschaden - US Patent 8,395,379, 2013 - Google Patents
An inductive sensor with coils arranged substantially in layers on a flat circuit-carrier. The
edges of the flat circuit-carrier are metallized obliquely so that an upper side, a lower side …

Multi-parameters Optimization and Nonlinearity Analysis of the Grating Eddy Current Displacement Sensor

H Qi, H Zhao, W Liu - 2008 IEEE Conference on Robotics …, 2008 - ieeexplore.ieee.org
The grating eddy current displacement sensor (GECDS) for displacement or position
measurement used in watertight electronic digital caliper was described. The parameters …