Transcription of Engineering Guide - Intellishare
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EngineeringGuideECLIPSE COMBUSTIONENGINEERING GUIDEP ublished byEclipse, 1986byEclipse, Elmwood RoadRockford,Illlinois 61103 All Rights EditionEFE-825, 8/04 Printed in the United States of AmericaCONTENTS1. Orifices & FlowsCoefficients of Discharge for Various Types of Orifices .. 4 Orifice Flow Formulas .. 4 Orifice Capacity Tables, Low Pressure Gas .. 5 Orifice Capacity Tables, High Pressure Gas .. 9 Piping Pressures Losses, Air .. 12 Piping Pressure Losses, Natural Gas .. 13 High Pressure (Compressible) Flow of Natural Gas in Pipes .. 14 Equivalent Lengths of Standard Pipe Fittings & Valves .. 14 Simplified Selection of Air, Gas and Mixture Piping Size .. 15 Quick Method for Sizing Air Piping .. 15 Sizing Branch Piping by the Equal Area Method .. 16 CvFlow Factor Conversion .. 16 Duct Velocity & Flow Measurement .. 172. Fan Laws & Blower Application EngineeringTheoretical Flow .. 18 Fan Laws .. 19 Blower Horsepower Requirements.
4 The flow of air or gas through an orifice can be determined by the formula Q =1658.5 x Ax C d h g where Q=flow, cfh A=area of the orifice, sq. in. (see Pages 57 & 58)
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