The machines and processes of industry, as well as the air-conditioning systems for buildings generate tremendous amounts of heat, which must be continuously dissipated if these machines and processes are to continue to operate efficiently. Water cooling is the mos Learn More>>
The ideal cycle for a simple diesel engine is the Diesel Cycle. In this one hour online course, the open, simple Diesel Cycle used for stationary power generation is considered. The Diesel Cycle thermal efficiency is presented only for the air as the working fluid. Learn More>>
Bearings are truly a wonder of nature! They make life much easier for almost all human beings living on this planet. They can be found in the smallest electric motors to the largest pieces of mining equipment. Bearings operate so efficiently that they are... Learn More>>
The ideal subsonic nozzle, diffuser and thrust analysis is presented when air, argon, helium and nitrogen are considered as the working fluid. The technical performance of mentioned compressible flow components is presented with a given relationship... Learn More>>
Today gas turbine performance is of paramount importance as it directly influences the profitability of any business that employ them. It is indeed the end product that operators purchase and manufacturers have to guarantee. Gas turbine performance is... Learn More>>
The Carnot Cycle is an ideal simple cycle consisting of isentropic compression and expansion and isothermal heat addition and heat rejection. The Carnot Cycle thermal efficiency determines the highest thermal efficiency that a heat engine can achieve. In this one h Learn More>>
A large amount of energy can be lost in compressed air systems that are not properly designed, operated and maintained. Fortunately, there are many opportunities available for the engineer to minimize compressed air energy losses - even in... Learn More>>
Overview Department of Energy (DOE) policy requires that all DOE activities be conducted in a manner that protects the safety of the public and provides a safe and healthful workplace for employees. DOE has also prescribed that all personnel be protected in any Learn More>>
Overview This course is designed as a follow-on to Course No. M-3005, Centrifugal Pumps, also available through PDHengineer.com. However, it is also a stand-alone course for those somewhat familiar with pumps in general, and centrifugal pumps in particular. Learn More>>
Overview The Occupational Safety and Health Act of 1970 [Public Law 91-596] assures, so far as possible, that every working man and woman in the nation has safe and healthful working conditions. The Act charges the National Institute for Occupational Safety and Learn More>>
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