Recent Blogs
Wing Throttle Valve: Animation and Area-Comparison Calculator
Explore a rotating wing and compare an assumed sine-based opening area, pressure-area product and uniform-gap approximation. Steam flow is not predicted.
Pop Safety Valve: Connected Topology and Declared Force Ledger
How a pop safety valve protects steam boilers — huddling chamber design, blowdown ratio, sizing math, and a worked example for a heritage traction engine.
Park Injector: Hiscox Double-Tube Control Sequence
Explore the Park injector’s tandem lift and force tubes, separate handle commands and automatic overflow check in an interactive component-state diagram.
National Automatic Injector: Four Fixed Tubes and Successive Checks
Explore the National automatic injector's four fixed tubes and successive check valves. Calculate circular bore areas from example diameters.