Much has been written about the benefits of robust PID control. Increased productivity, decreased equipment…
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To better understand the design and operation of self-balancing pneumatic mechanisms, it is helpful to examine…
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Electrical Resistance Resistance (\(R\)) is the dissipative opposition to an electric current, analogous to…
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Valves can experience a number of problems, most of them either preventable or repairable. These problems can…
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In contrast to quantitative tuning procedures where definite numerical values for P, I, and D controller…
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Fieldbus devices require far more attention in their initial setup and commissioning than their analog…
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A powerful mathematical concept useful for analyzing practically any physical system – electrical…
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What is Calibration? To calibrate an instrument means to check and adjust (if necessary) its response so the…
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A control strategy similar to ratio control is relation control. This is similar to ratio control in that a…
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Disconnect Switches Disconnects are switches designed to isolate sections of a power system in case of damage…
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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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The simple PLC ladder diagram (LD) commands consist of contacts and coils, arranged in sequences that mimic…
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Regulating the electric power sent to an electric motor is a task performed by high-speed switching…
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Negative feedback systems, in general, tend to cause confusion for those first learning their fundamental…
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A variety of problem-solving techniques have been presented for students over the years which are all helpful…
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Self-balancing pneumatic instrument mechanisms are very similar to negative-feedback operational amplifier…
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Measuring the flow rate of liquid through an open channel is not unlike measuring the flow rate of a liquid…
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Feedback obtained from industrial users of FF reveal a common pattern: Fieldbus is a powerful and reliable…
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Non-dispersive analysis, while newer in discovery than dispersive analysis (Isaac Newton’s 17th-century…
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Fluid pressure exerts force on any surface area it contacts, as described by the formula \(F = PA\). One…
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