Distributed Control System: Distributed Control System - Since the beginning of process control in late 1970s, it has made great progress in every control activity. Similar to the other electronic…
Primary Standard: Primary Standard - One arrangement is a carefully designed quartz crystal oscillator operating in the range 50 to 100 kHz, having a low temperature coefficient, constant amplitude output…
Measurements of Thickness using Beta Gauge: Beta Gauge - A common and characteristic feature of a radioactive element is that they disintegrate spontaneously to produce fresh radioactive elements called daughter…
XY Recorder Working: XY Recorder Working - In most research fields, it is often convenient to plot the instantaneous relationship between two variables [Y = f(x)], rather than to plot…
Definition of Recorder: Definition of Recorder - A recorder is a measuring instrument that displays a time-varying signal in a form easy to examine, even after the original signal has ceased…
Stroboscope Working Principle: The stroboscope working principle uses a high intensity light which flashes at precise intervals. This light may be directed upon a rotating or vibrating object. The stroboscopic…
Proportional Plus Integral Control: Proportional Plus Integral Control - It is seen from the earlier discussion that with the speed governing system installed on each machine, the steady load frequency…
Load Frequency Control of Single Area System: Let us consider the problem of controlling the power output of the generators of a closely knit electric area so as to maintain…