Control valves are supposed to deliver reliable, repeatable control of process fluid flow rate over a wide…
Textbook
In order for any PID controller to be practical, it must be able to do more than just implement the PID…
Textbook
In a manually-controlled process, a human operator directly actuates some form of final control element…
Textbook
Perhaps the most valuable skill an instrument technician can possess is the ability to efficiently diagnose…
Textbook
These fortifications focus on human behavior rather than system design or component selection. In some ways…
Textbook
Stoichiometry is the accounting of atoms before and after a chemical reaction. It is an expression of the Law…
Textbook
A damper (otherwise known as a louvre) is a multi-element flow control device generally used to throttle large…
Textbook
This animation shows the basic operation of a gas chromatograph, showing the separation of different molecular…
Textbook
What is Calibration? To calibrate an instrument means to check and adjust (if necessary) its response so the…
Textbook
A great many precision instruments use the principle of balance to measure some quantity. Perhaps the simplest…
Textbook
Multiple accessories exist for pressure-sensing devices to function optimally in challenging process…
Textbook
Linearity of Measurement Instruments The purpose of calibration is to ensure the input and output of an…
Textbook
Regulating the electric power sent to an electric motor is a task performed by high-speed switching…
Textbook
A whole class of problem-solving techniques focuses on altering the given problem into a simpler form that is…
Textbook
By definition, a source is a device delivering energy into a system, while a load is a device extracting…
Textbook
In November of 2007 a new computer virus was submitted to a virus scanning service. The purpose of this new…
Textbook
Two extremely important principles in electric circuits were codified by Gustav Robert Kirchhoff in the year…
Textbook
Virtually any mass above absolute zero temperature emits electromagnetic radiation (photons, or light) as a…
Textbook
Learning from reading printed text is a kind of problem-solving activity it is own right. The problem is how…
Textbook
Converting between disparate units of measurement is the bane of many science students. The problem is worse…
Textbook
Facebook
Google
GitHub
Linkedin