Recent Blogs
Steam Engine Governor (centrifugal W/ Inclined Planes)
How a centrifugal steam engine governor with inclined planes regulates engine speed — physics, formulas, worked example, and real mill applications.
Crossed-arm Steam Engine Governor
Crossed-arm steam engine governor explained — how the geometry stabilises speed, when to use it on mill engines, and the formula to size one correctly.
Pickering Governor
How the Pickering Governor regulates steam engine speed using spring-loaded weights. Operating principles, formulas, and applications in printing presses and small mills.
Parabolic Governor
Parabolic Governor explained — how parabolic-arm engine governors regulate steam engine speed, with formulas, worked examples, and real mill applications.
Horizontal Centrifugal Governor
How a horizontal centrifugal governor regulates steam engine speed — formula, worked example for a heritage mill engine, and design tradeoffs.
Vane or Wing Governor
Vane or wing governors regulate steam engine speed using air resistance on rotating paddles. Learn how they work, where they're used, and how to size...
Huntoon Governor
How the Huntoon Governor regulates steam engine speed using shaft-driven fan vanes — physics, formulas, worked example for heritage engine restoration.
Disengaging Device (modification 2)
Learn how a steam-engine disengaging device (modification 2) works, where trip gear releases the valve, and how engineers size the cutoff for Corliss-type mills.