AC induction motors are based on the principle of a rotating magnetic field produced by a set of stationary…
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PID control can be a confusing concept to understand. Here, a brief summary of each term within PID (P. I, and…
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Diagnostic ability is arguably the most difficult skill to develop within a student, and also the most…
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There is much to be said for neatness of assembly in electrical signal wiring. Even though the electrons…
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Stoichiometry is the accounting of atoms before and after a chemical reaction. It is an expression of the Law…
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The following collection of photographs chronicles the complete disassembly of a Fisher E-body globe valve…
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Some of the simplest types of digital communication networks found in industry are defined by the EIA…
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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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Coy, John J. et. al. (December 2012) Sampled graphic illustrations from his NASA Reference Publication…
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A limit switch detects the physical motion of an object by direct contact with that object. An example of a…
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Learning PLC programming is a very important skill. If your job involves programming, then you will likely…
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For better or worse, there are no fewer than three different forms of PID equations implemented in modern PID…
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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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Non-dispersive analysis, while newer in discovery than dispersive analysis (Isaac Newton’s 17th-century…
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Temperature measurement devices may be classified into two broad types: contact and non-contact. Contact-type…
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First, let us review some of the properties of differentials and derivatives, referencing the expression and…
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Any conductor possesses a characteristic called inductance: the ability to store energy in the form of a…
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Calculus has a reputation for being difficult to learn, and with good reason. The traditional approach to…
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In some process applications, it is important that the control valve be able to completely stop fluid flow…
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“Feedforward” is a rather under-used control strategy capable of managing a great many types of…
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