Those familiar with industrial instrumentation will find much within the electric power industry remarkably…
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A much simpler alternative to continuous vibration sensors (displacement or acceleration) and monitoring…
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Using filter cells to eliminate wavelengths associated with interfering gases is called positive filtering in…
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A great many chemical composition measurements may be made indirectly by means of electricity, if those…
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Capacitors store energy in electric fields, proportional to the square of voltage. Inductors store energy in…
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A very common form of on/off valve used for pneumatic and hydraulic systems alike is the solenoid valve. A…
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Control valves are supposed to deliver reliable, repeatable control of process fluid flow rate over a wide…
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Learning is not merely a process of information transfer. It is first and foremost a transformation of…
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Once while working as an instrument technician in an aluminum foundry, a mechanic asked me what it was that I…
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A simple control system drawn in block diagram form looks like this: Information from the measuring device…
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A special type flowmeter suited for powdered or granular solids is the weighfeeder. One of the most common…
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The most popular form of signal transmission used in modern industrial instrumentation systems (as of this…
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There are multiple motives for compromising the security of an industrial control system, some of which…
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Finally, we arrive at the loop diagram (sometimes called a loop sheet) for the compressor surge control system…
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Nearly every technical course teaches and tests students on definitions, basic concepts, and at least some…
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Learning from reading printed text is a kind of problem-solving activity it is own right. The problem is how…
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Few areas of mathematics are as powerfully useful in describing and analyzing the physical world as calculus:…
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(Will be addressed in future versions of this book)
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Current is the name we give to the motion of electric charges from a point of high potential to a point of low…
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Up until this point, we have explored various types of instrumentation diagram, each one making reference to…
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