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2. Campbell diagram - Wikipedia

   en.wikipedia.org/wiki/Campbell_diagram

   Such a chart can be used in turbine design. Experimentally measured vibration response spectrum as a function of the shaft's rotation speed ( waterfall plot ), the peak locations for each slice usually corresponding to the eigenfrequencies .

3. Pumpjack - Wikipedia

   en.wikipedia.org/wiki/Pumpjack

   Depending on the size of the pump, it generally produces 5 to 40 litres (1 to 9 imp gal; 1.5 to 10.5 US gal) of liquid at each stroke. Often this is an emulsion of crude oil and water. Pump size is also determined by the depth and weight of the oil to remove, with deeper extraction requiring more power to move the increased weight of the ...

4. Water feature - Wikipedia

   en.wikipedia.org/wiki/Water_feature

   The water reservoir and pump are located beneath some rock out of sight Artificial waterfall in the park of Bagatelle, France. Computerized musical water feature in National Harbor, MD In landscape architecture and garden design , a water feature is one or more items from a range of fountains , jeux d'eau , pools, ponds , rills , artificial ...

5. Centrifugal pump selection and characteristics - Wikipedia

   en.wikipedia.org/wiki/Centrifugal_pump_selection...

   Pump curves are quite useful in the pump selection, testing, operation and maintenance. Pump performance curve is a graph of differential head against the operating flow rate. They specify performance and efficiency characteristics. Performance tests are done on the pumps to verify the claims made by the pump maker.

6. List of waterfalls by height - Wikipedia

   en.wikipedia.org/wiki/List_of_waterfalls_by_height

   Previously the world's tallest indoor waterfall. Viktoriapark Waterfall: 24 metres (79 ft) [67] Viktoriapark: Germany: Lotte Music Fountain: 18.2 metres (60 ft) [68] Aqua Mall, Lotte Department Store (Busan) South Korea: Center column is considered an indoor waterfall, despite being known as a fountain.

7. Hydraulic ram - Wikipedia

   en.wikipedia.org/wiki/Hydraulic_ram

   A hydraulic ram pump, ram pump, or hydram is a cyclic water pump powered by hydropower. It takes in water at one " hydraulic head " (pressure) and flow rate, and outputs water at a higher hydraulic head and lower flow rate.