The Law of Continuity for fluids states that the product of mass density (\(\rho\)), cross-sectional pipe area…
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A Safety Instrumented Function, or SIF, is one or more components designed to execute a specific…
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The Law of Continuity for fluids states that the product of mass density (\(\rho\)), cross-sectional pipe area…
Textbook
A Safety Instrumented Function, or SIF, is one or more components designed to execute a specific…
Textbook
The three “elementary” particles of matter comprising all atoms are electrons, protons, and…
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“Polyphase” means “many phases,” describing a form of AC electrical system where…
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Electrical power grids primarily consist of three-phase AC circuits. This means most power lines (transmission…
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Many traditional flowmeter technologies respond to the volumetric flow rate of the moving fluid.…
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Much of our knowledge about atomic structure comes from experimental data relating the interaction between…
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Data-processing modules within FF systems are known as function blocks. Sometimes these blocks serve merely to…
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Linearity of Measurement Instruments The purpose of calibration is to ensure the input and output of an…
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As previously defined, calibration refers to the checking and adjustment of an instrument so that its output…
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One of the fundamental laws of electric circuits is Kirchhoff’s Current Law, which states the algebraic…
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Imagine a major marathon race, where hundreds of runners gather in one place to compete. When the starting gun…
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In addition to Ohm’s Law, we have a set of rules describing how voltages, currents, and resistances…
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Filled-bulb systems exploit the principle of fluid expansion to measure temperature. If a fluid is enclosed in…
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A vertical column of fluid generates a pressure at the bottom of the column owing to the action of gravity on…
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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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Although analog electronic process controllers are considered a newer technology than pneumatic process…
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Every programmable logic controller must have some means of receiving and interpreting signals from real-world…
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The term “grid” refers to the conductors and equipment interconnecting power sources to power…
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Non-dispersive analysis, while newer in discovery than dispersive analysis (Isaac Newton’s 17th-century…
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Coy, John J. et. al. (December 2012) Sampled graphic illustrations from his NASA Reference Publication…
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As discussed at the beginning of this chapter, instrumentation safety may be broadly divided into two…
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Electrical Resistance Resistance (\(R\)) is the dissipative opposition to an electric current, analogous to…
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