Home-made Hydraulic Ram Pump
Home-made Hydraulic Ram Pump This information is provided as a service to those wanting to build their own hydraulic ram pump. The data from our experiences with one of these home-made hydraulic ram pumps is listed in Table 4 near the bottom of this document. The typical cost of fittings for an 1-1/4" pump is currently $120.00 to $240.00 (U.S.A.) depending on source prices, regardless of whether galvanized or PVC fittings are used. Click here to see a picture of an assembled ram pump Table 1. All connectors between the fittings are threaded pipe nipples - usually 2" in length or shorter. Conversion Note: 1" (1 inch) = 2.54 cm; 1 PSI (pound/square inch) = 6.895 KPa or 0.06895 bar; 1 gallon per minute = 3.78 liter per minute. Click here to see an image-by-image explanation of how a hydraulic ram pump works Click here to see a short mpeg movie of an operating ram pump(Note - this is a 6.2 mb movie clip. Assembly Notes: Operation: The pump will require some back pressure to begin working.