Recent Blogs
Corliss Valve Gear Mechanism: How It Works, Parts, Cutoff Timing, and Uses Explained
Explore the Corliss wrist plate and four valve drives. Compare admission time, stroke time and wrist swing with an animated timing calculator.
Compound Yacht Engine Mechanism: How Two-Stage Steam Expansion Works, Parts and Diagram
Explore a vertical compound yacht engine. Compare HP and LP cylinder areas and the receiver pressure that gives equal static net piston forces.
Compound Oscillating Engine Mechanism: How It Works, Trunnion Valve Parts, Diagram & Uses
Explore a compound oscillating engine with rocking cylinders and a shared crankpin. Compare bore, stroke, swept volume and gross pressure-area force.
Compound Locomotive Cylinders Mechanism: How It Works, Parts, Diagram and Cylinder Volume Ratio
Compare high- and low-pressure cylinder bores in a compound locomotive. Explore equal-stroke volume ratios, target LP bore and simplified pressure-area forces.
Compound Engines Explained: How Staged Steam Expansion Works, Parts, Diagram & Uses
Explore two tandem compound steam engines driving separate shafts. Compare cylinder areas, swept volumes and absolute boiler, receiver and exhaust pressure ratios.
Dawson’s Compensating Governor: Linked Central Weight and Equilibrium Calculator
Explore Dawson’s linked balls and central weight. Compare ideal equilibrium speed across arm angles using adjustable lengths and masses.
Cochrane Rotary Engine Mechanism: How It Works, Parts, Diagram, and Uses Explained
Explore a single rotating wing and hollow eccentric drum in the Cochrane rotary engine. Calculate crescent volume, ideal mean torque and work from assumed effective...
Morrin Climax Boiler: Central Drum, Inclined Water Tubes and Evaporation Calculator
Explore the Morrin Climax boiler’s central drum and inclined return-loop tubes. Estimate evaporation from effective surface area, absorbed heat flux and latent heat.
Centrifugal Lubricating Device Mechanism: How It Works, Diagram, Parts, Formula and Uses Explained
Explore an open annular crank-pin oil cup fed by a stationary spout. Calculate ideal centrifugal pressure, equivalent oil head and rim acceleration.
Centrifugal Exhaust Head Mechanism: How It Works, Parts, Diagram and Calculator
See a fixed tangential-entry exhaust head separate liquid into a drain. Calculate liquid carryover and total outlet flow using an entered removal percentage.
Centrifugal Crank-pin Oiler: How It Works, Diagram, Parts, Formula & Uses Explained
See a fixed oil cup feed a revolving pipe to a crank pin. Compare angular speed, acceleration and ideal centrifugal pressure; oil flow and lubrication...
Cartwright's Parallel Motion Mechanism: How It Works, Diagram, Parts, and Uses Explained
Explore Cartwright’s geared parallel motion. Mirrored cranks and equal rods drive a piston crosshead; compare stroke, rod tilt, mean piston speed and flywheel speed.
Cam-bar Valve Movement Mechanism: How It Works, Parts, Diagram and Uses in Steam Engines
Explore a cam bar on parallel support arms driving two roller-guided valve stems. Compare bar travel, stem excursion and geometric speed.
Bundy Steam Trap: Weighted Bowl Mechanism and Batch-Cycle Calculator
Explore the historical Bundy weighted-bowl return trap, see its operating sequence, and estimate cycle time from batch volume and filling/discharge rates.
Brownley Injector: Two-stage Animation and Thermal Balance Calculator
Explore the Brownley injector’s lifting and forcing jets and common overflow cock. Compare two-stage condensation temperatures and mass flows in an animated calculator.
Bremme Valve Gear Mechanism Explained: Parts, How It Works, Formula, and Marine Steam Engine Uses
Explore Bremme’s suspension-link valve gear. Adjust the support and compare valve travel, opening beyond lap and speed through one shaft revolution.
Boyer's Water Tube Boiler Explained: Mechanism, Diagram, Parts, Uses & Natural Circulation
Explore Boyer’s coiled furnace-wall boiler and compare the effects of elevation and mean fluid densities on an idealized circulation driving pressure.
Boiler of the Serpollet Tricycle: How the Flash Steam Monotube Boiler Works, Parts & Uses
Explore the flattened-tube steam-generator arrangement of the Serpollet tricycle and compare passage area, hydraulic diameter and illustrative liquid-filled capacities.
Boardman Rotary Engine: Concentric Rotor and Hinged Pistons
Explore the Boardman engine’s concentric rotor and hinged pistons. Compare illustrative casing dimensions, added segment volume and piston passage timing.
Berrenburg Rotary Engine Mechanism: How It Works, Parts, Diagram, and Uses Explained
Explore the Berrenberg rotary engine’s opposed pistons and synchronized cavity valve. Compare mean shaft torque, work and power from entered performance assumptions.
Bates Compound Vibrating Engine: How It Works, Diagram, Parts, Uses & Compound Ratio Calculator
Explore Bates’ compound vibrating engine: unequal chambers and wings on a common oscillating shaft. Calculate swept volumes and their geometric ratio.
Ball-valve Injector Mechanism: How It Works, Parts, Diagram, and Uses in Steam Boilers
Follow a steam injector’s pickup and delivery paths. Compare water pressure head, an ideal energy-equivalent speed, a selected volume ratio and delivery-seat geometry.
Balanced Throttle Valve Mechanism: How It Works, Diagram, Parts, and Uses in Steam Turbines
Explore opposed pressure forces in a double-beat throttle valve. Calculate area mismatch and residual pressure load without confusing it with total actuator force.
Balanced Slide Valve Mechanism: How It Works, Parts, Diagram, and Net Load Calculator
See how back relief reduces a slide valve’s ideal pressure-area load. Compare plain and relieved loads while distinguishing normal pressure force from rod force.
Balanced Reducing Valve: Diagram and Pressure-Force Calculator
See opposed plug areas reduce inlet-pressure force. Compare residual force and ideal diaphragm load without treating the result as steam-flow or valve sizing.