Centrifugal pumps generate axial thrust from pressure difference across impeller. Unbalanced thrust causes bearing failure. This guide covers axial thrust causes, balancing...
Read More →VFD speed changes pump performance. Affinity laws: flow proportional to speed, head proportional to speed squared, power proportional to speed cubed. This guide covers speed...
Read More →Impeller trimming changes pump performance. Affinity laws for diameter: flow proportional to diameter, head proportional to diameter squared, power proportional to diameter cubed...
Read More →Series pumps add head (e.g., two pumps each provide 50 m, total 100 m). This guide covers series pump head calculation, pressure rating, and common pitfalls.
Read More →Parallel pumps share flow but uneven distribution causes overload and low efficiency. This guide covers parallel pump flow balancing, common causes, and field adjustment.
Read More →NPSHr (net positive suction head required) is tested in the field to verify pump suction condition. This guide covers NPSHr field testing, cavitation detection, and suction system...
Read More →Building water systems require booster pumps for high-rise supply, fire pumps for life safety, and sewage lift pumps for below-grade drainage. Pumps handle potable water, fire...
Read More →Offshore platform fire water pumps deliver seawater at 7-12 bar for fire protection, complying with NFPA 20 and API 670. Pumps are typically vertical turbine (lineshaft or...
Read More →Pump efficiency degrades 5-20% over 5-10 years due to wear, corrosion, and fouling. Field performance testing per ISO 9906 / HI 11.6 verifies efficiency, identifies degradation...
Read More →Water hammer (surge) from rapid valve closure or pump trip can generate pressure spikes 5-10x operating pressure, bursting pipes and damaging pumps. Covers Joukowsky equation...
Read More →Pump purchase price is only 5-15% of total life cycle cost; energy (25-60%) and maintenance (15-30%) dominate. Covers LCC methodology, energy cost calculation, efficiency...
Read More →Piping connected to pumps exerts forces and moments that can misalign shafts, distort casings, and fail seals/nozzles. Covers allowable nozzle loads (API 610), expansion loops...
Read More →A properly designed pump foundation and grout bed prevent vibration, misalignment, and premature seal/bearing failure. Covers concrete foundation design, grout selection (epoxy vs...
Read More →Concentrated solar power (CSP) with molten salt storage uses nitrate salts at 290-565C. Covers molten salt pumping, thermal storage tanks, steam generation, and high-temperature...
Read More →Pump condition monitoring uses vibration, temperature, pressure, and performance data to predict failures. Covers sensors, analysis methods, PdM programs, and ROI for rotating...
Read More →API 682 defines standard piping plans for mechanical seal flush, quench, and barrier/buffer fluids. Covers Plan 01-99 selection, flush flow, cooling, and seal reliability for...
Read More →AODD pumps use compressed air to flex diaphragms, pumping corrosive chemicals, slurries, and viscous fluids. Covers AODD selection, air consumption, diaphragm materials, and...
Read More →Liquid ring vacuum pumps create process vacuum using a rotating impeller and liquid seal. Covers vacuum pump selection, seal water systems, degassing/filtration applications, and...
Read More →Cooling tower systems require makeup water to replace evaporation and blowdown. Covers makeup pumps, water treatment (scale/corrosion/microbiological), circulation pumps, and...
Read More →Agricultural irrigation pumps deliver water from wells/rivers to fields via center pivot, drip, or surface systems. Covers pump selection (turbine, centrifugal, booster), water...
Read More →Our engineering team is ready to help you select the right pump for your application. Get a free quote today.