Treatise on Mills and Millwork: On the principles of mechanism and on the prime moversLongmans, Green and Company, 1871 |
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Página xix
... Vertical Windmills Forms and Proportions of Sails Regulation of Speed 288 289 295 APPENDIX . Experiments upon the Efficiency of the Vortex Wheel INDEX 297 299 LIST OF PLATES . To face page I. Sectional Ground CONTENTS . xix.
... Vertical Windmills Forms and Proportions of Sails Regulation of Speed 288 289 295 APPENDIX . Experiments upon the Efficiency of the Vortex Wheel INDEX 297 299 LIST OF PLATES . To face page I. Sectional Ground CONTENTS . xix.
Página 69
... experiment . That it takes place to an enormous extent in the limestones of the eastern Mediterranean is proved , if in no other way , by the fact that vines planted among bare stones , without soil , obtain an ample supply of moisture ...
... experiment . That it takes place to an enormous extent in the limestones of the eastern Mediterranean is proved , if in no other way , by the fact that vines planted among bare stones , without soil , obtain an ample supply of moisture ...
Página 72
... experiments have been made on the rainfall in different parts of Europe , and with con- siderable success in determining the laws of rain distribution . For England the annual average rainfall amounts to about 36 in . in depth over the ...
... experiments have been made on the rainfall in different parts of Europe , and with con- siderable success in determining the laws of rain distribution . For England the annual average rainfall amounts to about 36 in . in depth over the ...
Página 74
... experiments were as follows : - Locality Gauge on roofs Gauge on ground Excess per cent . on ground in . in . Near Middleton Near Rochdale 18.14 28.8 58.76 20.50 30.3 47 8 Whiteholm Reservoir 22 64 35.1 55.0 Blackstone Edge 23.45 34.2 ...
... experiments were as follows : - Locality Gauge on roofs Gauge on ground Excess per cent . on ground in . in . Near Middleton Near Rochdale 18.14 28.8 58.76 20.50 30.3 47 8 Whiteholm Reservoir 22 64 35.1 55.0 Blackstone Edge 23.45 34.2 ...
Página 76
... experiments on evaporation made upon small surfaces of water and of earth may be dismissed as having afforded too inconsistent results to be of any practical value . * Dr. Dalton's experiments are accu- rate and valuable as far as they ...
... experiments on evaporation made upon small surfaces of water and of earth may be dismissed as having afforded too inconsistent results to be of any practical value . * Dr. Dalton's experiments are accu- rate and valuable as far as they ...
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Treatise on Mills and Mill Work: On the principles of mechanism and on prime ... Sir William Fairbairn Visualização integral - 1861 |
Palavras e frases frequentes
angle angular velocity atmosphere axes axis axle beam bevel wheel boiler buckets calculated centre coefficient column condenser constant construction crank Crown 8vo curve cylinder diameter direction discharge Edition effect employed equal evaporation experiments Fahr fall feet per minute fixed flues formula friction fuel furnace gearing heating surface History 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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