Treatise on Mills and Millwork: On the principles of mechanism and on the prime moversLongmans, Green and Company, 1871 |
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Página 201
... Fahr .; above this the tendency of the water to separate into strata of unequal temperature began to manifest itself so as to introduce errors into the experiments . Regnault , therefore , had recourse to the plan of observing the ...
... Fahr .; above this the tendency of the water to separate into strata of unequal temperature began to manifest itself so as to introduce errors into the experiments . Regnault , therefore , had recourse to the plan of observing the ...
Página 206
... Fahr . The constants for this formula are- B2 ( 9 ) - B c 2. } ... ( 10 ) A = 8.2591 log B = 3.43642 log c = 5.59873 B 0.003441 giving p in lbs . per square foot . 2 c B2 4 c2 A = Α = 0.00001184 6.4095 giving p in inches of mercury ...
... Fahr . The constants for this formula are- B2 ( 9 ) - B c 2. } ... ( 10 ) A = 8.2591 log B = 3.43642 log c = 5.59873 B 0.003441 giving p in lbs . per square foot . 2 c B2 4 c2 A = Α = 0.00001184 6.4095 giving p in inches of mercury ...
Página 207
... Fahr . , 5 x 18 then log p = 597 = = 0 · 15075 = log 1.415 . = At 230 ° Fah . therefore the pressure is 1.415 atmosphere 1.415 x 29.922 = 42.339 inches of mercury = 1 · 415 × 14 · 7 = 20.8 lbs . per square inch , or 20.8 atmospheric ...
... Fahr . , 5 x 18 then log p = 597 = = 0 · 15075 = log 1.415 . = At 230 ° Fah . therefore the pressure is 1.415 atmosphere 1.415 x 29.922 = 42.339 inches of mercury = 1 · 415 × 14 · 7 = 20.8 lbs . per square inch , or 20.8 atmospheric ...
Página 209
... Fahr . for every degree of increase of temperature . Expressed in a formula this law is- PART I. V 459 + t = V1 459 + t P ... ( 14 ) . Hence , also , if the volume be constant , ON THE PROPERTIES OF STEAM . 209 Relation of Temperature ...
... Fahr . for every degree of increase of temperature . Expressed in a formula this law is- PART I. V 459 + t = V1 459 + t P ... ( 14 ) . Hence , also , if the volume be constant , ON THE PROPERTIES OF STEAM . 209 Relation of Temperature ...
Página 210
... Fahr . Now we have seen , that it has been determined experimentally for steam that when t1 = 212 ° Fahr . , P1 = 14 · 7 and V1 = 1669 , and if we assume that steam is strictly gaseous , these data suffice for calculating the volume or ...
... Fahr . Now we have seen , that it has been determined experimentally for steam that when t1 = 212 ° Fahr . , P1 = 14 · 7 and V1 = 1669 , and if we assume that steam is strictly gaseous , these data suffice for calculating the volume or ...
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Treatise on Mills and Mill Work: On the principles of mechanism and on prime ... Sir William Fairbairn Visualização integral - 1861 |
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angle angular velocity atmosphere axes axis axle beam bevel wheel boiler buckets calculated centre coefficient column condenser construction crank Crown 8vo curve cylinder diameter direction discharge Edition effect employed equal evaporation experiments Fahr fall feet Cubic feet feet per minute fixed flues formula friction fuel furnace gearing heating surface horizontal horse power horse-power inches of mercury increased iron John Stuart Mill John Tyndall latent heat length manufacture mechanism mercury mill millwright motion move number of teeth orifice pentrough pinion pipe piston placed plate Post 8vo pressure PUBLISHED BY LONGMANS pulleys R. A. Proctor radius reservoir revolution revolutions per minute revolving rotation sails Saltaire screw shaft side sluice square inch steam engine stroke superheated synchronal rotations tail-race tion tube turbine valve velo velocity ratio vertical vols water wheels weight weir windmills Woodcuts
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