What is a Joule? The History and Applications of Joules, Watts, and Coulombs
Learn about the origin, definition, and practical applications of the Joule, a key energy unit in physics and engineering.
Author
Edmund Isakov, Ph.D.
Edmund Isakov, Ph.D., is a consultant, writer and frequent CTE contributor. He is the author of the books “Mechanical Properties of Work Materials” (Modern Machine Shop Publications, 2000); “Engineering Formulas for Metalcutting” (Industrial Press, 2004); “Cutting Data for Turning of Steel” (Industrial Press, 2009); the CD-ROM “International System of Units (SI)” (Industrial Press, 2012); and the software “Advanced Metalcutting Calculators” (Industrial Press, 2005). For more information, call (561) 369-4063 or visit www.edmundisakovphd.com. Click to view all articles written by Edmund Isakov, PH.D.
Published content
History of Hertz, Newton and Pascal
In the fourth installment of Metric Matters, Dr. Edumnd Isakov delves into SI-derived units of measurement.
History of Ampere and Kelvin
In the third installment of Metric Matters, Dr. Edumnd Isakov delves into the measurement of electric currents.
Development of kilogram and second
Originally called a grave, meaning heavy, learn more about the history of the kilogram.
International system of units overview
The first in a series of articles about the metric system from Dr. Edmund Isakov.
Boring: Calculating deflection: Turning Performance
Eliminating chatter, especially when boring deep holes, is one of the greatest machining challenges.
Understanding the Identification System for Indexable Inserts
ANSI insert identification codes describe insert shape, clearance, tolerance, type, size, thickness, and edge features. This guide explains how to read the naming system used for indexable inserts.
Calculated Forces When Turning: Quick Guide
Turning force calculations help estimate tangential, feed, and radial loads so shops can judge rigidity, horsepower, and chatter risk before dialing in the cut.
Understanding Tangential Cutting Force in Milling
Tangential cutting force helps shops estimate torque, spindle load, and stability in milling. This guide explains what the force means and how to use it in setup decisions.
Cutting Time for Facing: Quick Guide
Facing time calculations change depending on whether spindle speed stays constant or surface speed is held constant. This guide explains the math shops use to estimate cycle time.
New mill: Turning Performance
A new concept of calculating the required machining power when milling.
Tool steels’ dual personality
The guidelines for turning of tool steels include both tool- and part-making applications.
