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What is magnetic hysteresis?
Magnetic hysteresis is the phenomenon where the magnetization of a material depends not only on the current magnetic field, but also its history. When the magnetic field is applied and then removed, the material retains some magnetization, showing a lag or "memory" in its response to changing magnetic fields. This results in the characteristic hysteresis loop observed in magnetic materials.
Why the hysteresis curve is so fat in a sample?
The fatness of a hysteresis curve in a sample can be due to factors like impurities in the material, sample geometry, and microstructural features causing domain movement with different energy barriers. These factors can lead to a wider range of magnetic responses within the sample, resulting in a broader hysteresis curve.
Is hysteresis desirable in a transducer why?
Not usually. In most applications you want a linear response in voltage to stimulus with as low a time constant for change as possible. This is the ideal and not completely achievable or justified by the cost. As a rule the smaller the stimulus being measured the less desirable hysteresis. Think of an elephant sitting on the scale it takes some moments for the springs and counter weights to reach an equilibrium. A funny thing though. In biology most sensory receptors show some type of hysteresis. That may be because they respond with a frequency encoded response though.
What is hysteresis calibration loop?
In hysteresis materials it represents the energy dissipated in them during the cycle of magnetization & demagnetization (just refer any hysteresis loop diagram) . This is used in many applications especially in aerospace to damp the oscillations in satellite.
How do you calculate the Hysteresis loss given a B-H curve?
hysteresis loss= K B^1.6 egs/sec where k is STEINMEITZ coefficient and B is the maximum magnetic flux density
What is the purpose and working of Hysteresis comparator of direct torque control of induction motor?
A comparator will trigger at a set point as deigned Without hysteresis if the level is there for a very long time it will have the effect of oscillating back and forth . hysteresis is feedback to insure a dead band whereby it has to be one state or the other
Can you measure hysteresis loss for diamagnetic materials?
what is hysteresis losses
What is Hysteresis motor working principle?
It is a special type of synchronous motor.It works on the principle of hysteresis and the torque is produced due to hysteresis
Diagram of hysteresis motor?
can Hysteresis motor use like alternator
What is hysteresis and dead zone?
Hysteresis is a phenomenon where a system's output lags behind changes in its input due to the system's internal characteristics. Dead zone refers to a region in the input space where no output response occurs, even though the input may be above a certain threshold. Both hysteresis and dead zone can affect the accuracy and stability of control systems.
How do you calculate hysteresis?
max hysteresis = max(O_decreasing - O_increasing) / (O_max - O_min)
What has the author Spencer Dale written?
Spencer Dale has written: 'A Simple model of money, credit and aggregate demand' 'Hysteresis and duration dependence' 'The effect of official interest rate changes on market rates since 1987' 'Unemployment, duration dependence and hysteresis'
What has the author Laurence Leroy Jackson written?
Laurence Leroy Jackson has written: 'Effect on hysteresis loops of superposing alternating magnetizing forces'
What has the author Michael R Sasges written?
Michael R. Sasges has written: 'The effect of gravity on fluid configuration and contact angle hysteresis'
Operation principle of hysteresis motor?
Give a brief idea of principle of hysteresis motor,application.
What are the release dates for Hysteresis - 2012?
Hysteresis - 2012 was released on: USA: 1 October 2012
What has the author Henry Kerr written?
Henry Kerr has written: 'An accurate measurement of the effect of temperatures, within the working range, on hysteresis in transformer steel'
