The American Marine Engineer, Theoretical and Practical: With Examples of the Latest and Most Approved American Practice. For the Use of Marine Engineers and StudentsH.C. Baird & Company, 1891 - 416 Seiten |
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Seite xii
... Mean Effective Pressure CHAPTER VIII . 100 • ΙΟΙ TO FIND THE MEAN PRESSURE . Table of Logarithms . • Table Showing the Mean Pressure of Steam at Differ- ent Rates of Expansion CHAPTER IX . SLIDE VALVES . 103 105 Function of the Valve ...
... Mean Effective Pressure CHAPTER VIII . 100 • ΙΟΙ TO FIND THE MEAN PRESSURE . Table of Logarithms . • Table Showing the Mean Pressure of Steam at Differ- ent Rates of Expansion CHAPTER IX . SLIDE VALVES . 103 105 Function of the Valve ...
Seite 100
... mean effective pres- sure . After this has been found , we apply the well - known rule for determining the I. H. P. PLAN ; of any simple engine , namely : 33,000 in which P mean effective steam pressure in pounds per square inch ; L ...
... mean effective pres- sure . After this has been found , we apply the well - known rule for determining the I. H. P. PLAN ; of any simple engine , namely : 33,000 in which P mean effective steam pressure in pounds per square inch ; L ...
Seite 101
... pressure may be or appear to be the most difficult part of the calculation , it will be best to give an example in which the mean effective pressure is found when the initial steam pressure and the number of expansions are known , with ...
... pressure may be or appear to be the most difficult part of the calculation , it will be best to give an example in which the mean effective pressure is found when the initial steam pressure and the number of expansions are known , with ...
Seite 102
... mean pres- sure per square inch ; 264.4024 6 = 44.06 + pounds . Subtracting the back pressure , we have a mean effective pressure of 44.06 pounds . In a similar way we may find the mean effective pressure of any compound engine ...
... mean pres- sure per square inch ; 264.4024 6 = 44.06 + pounds . Subtracting the back pressure , we have a mean effective pressure of 44.06 pounds . In a similar way we may find the mean effective pressure of any compound engine ...
Seite 104
... mean pressure ? 48 ÷ 12 = 4 . Hyp . log . of 4 , = 1.38629 + 1 = 2.38629 . Then 40 ÷ 4 = 10X 2. 38629 = 23.8629 ... effective pressure . For example it is required to find the power of an engine twenty inches diameter of cylinder ...
... mean pressure ? 48 ÷ 12 = 4 . Hyp . log . of 4 , = 1.38629 + 1 = 2.38629 . Then 40 ÷ 4 = 10X 2. 38629 = 23.8629 ... effective pressure . For example it is required to find the power of an engine twenty inches diameter of cylinder ...
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Häufige Begriffe und Wortgruppen
air-pump bars bearing boiler pressure bolts brass cast iron cent centre circulating pump coal compound engines connecting-rod corrugated crank crank-pin cross-head cut-off diagram diam eccentric rod equal evaporated exhaust feed-water fitted flange flue foot of grate forced draft fuel furnace high pressure holes inch thick inches diameter inches in diameter increased indicator diagram inspectors joint length less lever liner low pressure low-pressure cylinder marine engines mean mean effective pressure motion opening ordinary pipe piston valve plate pounds per square pressure allowable pressure cylinder Pressure in pounds ratio of expansion revolutions per minute rings rivets safety-valves screw shaft shell space square feet square foot square inch steam port steam pressure steamers steel strain stroke surface condenser temperature tensile strength thickness of material Thickness of metal tion triple expansion engines tubes vessel weight
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