However, you must still enter an e for the program to run even though e is not used to compute f. Another hydraulics program, for calculating pipes with moody s diagram. A concise examination of the evolution of the equation itself and the darcy friction factor is. Gravityan applet that calculates and displays the positions of gravitational bodies using newton s laws of motion and gravitation. A moody diagram that can be used to estimate friction coefficients.
This chart became commonly known as the moody chart or moody diagram. Pdf the history of the darcyweisbach equation for pipe. The historical development of the darcyweisbach equation for pipe flow resistance is examined. If you continue browsing the site, you agree to the use of cookies on this website.
It adapts the work of hunter rouse but uses the more practical choice of coordinates employed by r. Initially called moody s manual of industrial and miscellaneous securities, it was later superseded by moody s manual of railroads and corporation securities, then by moody s analyses of investments. Request pdf on jul 9, 2014, saturninoluis albert virto and others published presentacion 10. Requires java lubricating filmcomputes the viscous shears and pressures produced by lubricating films in bearings of various geometries. Moody s manual is a series of manuals published by the moody s corporation. It was first published in 1900 by john moody, nine years before he founded moody s. Darcy friction factor for re between 10 and 10e8 for values of relative roughness. Equations can be found in discussion and references for closed conduit flow.