Recent Blogs
Reciprocating Pump From Rotary via Cam: How It Works, Parts, Diagram and Calculator
Explore a circular eccentric cam driving a pump plunger. Calculate plunger area, ideal volume per stroke and revolution, and revolutions per millilitre.
Windmill of Our Grandfathers: Pump Animation and Stroke Calculator
Explore a geared wind-pump crank and calculate complete stroke cycles, crank radius and total two-way rod travel from entered speed, ratio and stroke.
Steam Fire Engine Mechanism: How a Steam-Powered Pump Works, Parts, Diagram and Calculator
Steam Fire Engine explained — how the boiler, pump, and steam cylinder deliver firefighting water pressure, with a worked example for municipal brigades.
Lift Pump (form 1) Mechanism Explained: How It Works, Diagram, Parts, Uses, and Flow Calculator
Calculate bucket-pump swept volume, efficiency-adjusted flow and static suction pressure drop. Watch the complementary foot-valve and piston-valve cycle.
Steam Pump Mechanism: How Direct-Acting Duplex Pumps Work, Parts, Formula & Uses
How a Steam Pump works, with formulas, a worked example sizing a duplex feedwater pump for a textile mill boiler, and real-world applications.
Worthington Duplex Pump Mechanism: How the Cross-Coupled Steam Valve Linkage Works, Parts and Uses
See the common piston rods and cross-coupled control arrangement of a Worthington duplex pump. Compare ideal pressure from steam pressure and piston-area ratio.
Lift Pump (form 2) Mechanism Explained: How It Works, Diagram, Parts, Uses & Calculator
Explore a bucket pump’s two-valve cycle. Calculate swept volume, delivery with entered efficiency, static suction pressure and ideal water-column power.
Lift and Force Pump Mechanism Explained: How It Works, Parts, Diagram, and Uses
Explore a solid-piston force pump and its two check valves. Calculate estimated delivery, static-head pressure, hydraulic power and ideal piston force.
Force Pump Form 2: Double-Acting Displacement Calculator | FIRGELLI
Calculate full-face and rod-side displacement, theoretical flow and estimated delivery for a double-acting pump with one rod and entered efficiency.
Force Pump Form 1: Plunger Flow, Force and Power Calculator | FIRGELLI
Calculate single-acting plunger displacement, estimated US GPM, hydraulic force and fluid power using entered efficiency and pressure rise.
Double-acting Lift and Force Pump: How It Works, Parts, Formula, Diagram and Uses Explained
Explore a vertical four-valve lift-and-force pump. Calculate lower-end, rod-side and complete-cycle swept volumes from bore, rod diameter and stroke.
Double-acting Force Pump Mechanism: How It Works, Diagram, Parts, Uses & Flow Calculator
Explore a four-check-valve double-acting pump. Compare rod-corrected displacement, theoretical mean flow and estimated flow at an entered volumetric efficiency.
Double-acting Differential Pump Mechanism: How It Works, Diagram, Parts, Formula and Uses
Explore a differential pump with a valved lower bucket and linked upper solid plunger. Compare delivery on each stroke, full-cycle displacement and volume balance.
Dean Steam Pump Mechanism: How the Direct-Acting Duplex Reciprocating Pump Works, Parts & Uses
Explore a duplex steam pump with cross-coupled valves. Compare steam and water piston areas and ideal delivery pressure on full-bore and rod-side strokes.
Lift Pump Mechanism Explained: How It Works, Parts, Diagram, and Hand Pump Uses
See the foot and piston valves of a bucket lift pump. Compare suction lift with an ideal head budget from atmospheric pressure, vapor pressure and...
Bellows / Double-acting Pump Mechanism: How It Works, Parts, Diagram and Uses Explained
Explore two lantern bellows filling and discharging alternately. Calculate average delivery from swept volume per chamber, complete cycle rate and volumetric efficiency.
Reciprocating Motion Mechanism: How It Works, Slider-Crank Diagram, Parts, Formula and Uses
Explore slider-crank reciprocating motion. Calculate stroke, connecting-rod length, displacement from TDC and instantaneous piston speed at a selected crank angle.
Plunger Pump: Single-Acting Displacement and Declared Flow
How a plunger pump works, sizing formulas, real industrial examples, and troubleshooting tips for high-pressure flow in oilfield, cleaning and chemical jobs.
Force Pump: Piston Motion, Ideal Pressure and Flow Calculator | FIRGELLI
Explore a reciprocating force pump. Compare handle force, leverage, piston dimensions and delivery cadence without confusing discharge head with suction lift.
Edwards Air Pump Mechanism: How It Works, Parts, Diagram and Sizing Formula for Steam Condensers
See the Edwards pump’s solid conical bucket, inlet ports and head valves. Estimate bore-swept volume and compare factor-adjusted flow with demand.
Reciprocating Pump Mechanism Explained: How It Works, Parts, Diagram, Formula & Calculator
Calculate single-acting pump displacement, theoretical flow, estimated delivered flow and mean piston speed. Explore the suction and delivery valve sequence.