Useful Information for Engineers; Being a Series of Lectures Delivered to the Working Engineers of Yorkshire and Lancashire; Together with a Series of Appendices, Containing the Results of Experimental Inquiries Into the Strength of Materials, the Causes of Boiler Explosions, Etc |
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Page 37
... thick- ness , it follows that the thickness of the plates , in order to resist a given pressure of steam per square inch ... inch of the material , and P = the pressure of the steam in lbs , for every square inch ; then the pressure of the ...
... thick- ness , it follows that the thickness of the plates , in order to resist a given pressure of steam per square inch ... inch of the material , and P = the pressure of the steam in lbs , for every square inch ; then the pressure of the ...
Page 39
... inch ) to a pressure of 40,712 lbs . - upwards of 18 tons ; whereas the plates of the 6 - feet boiler have to ... thick , and the ultimate strength of the material at 34,000 lbs . on the square inch , we shall have 34,000 = 472 lbs . per ...
... inch ) to a pressure of 40,712 lbs . - upwards of 18 tons ; whereas the plates of the 6 - feet boiler have to ... thick , and the ultimate strength of the material at 34,000 lbs . on the square inch , we shall have 34,000 = 472 lbs . per ...
Page 40
... inch , we have in a hoop an inch in depth , or that portion of a cylinder ... thick , as in the 3 - feet boiler , it follows , if the forces at the same ... inch in lbs . and divided by 68,000 . The relative power of force applied to ...
... inch , we have in a hoop an inch in depth , or that portion of a cylinder ... thick , as in the 3 - feet boiler , it follows , if the forces at the same ... inch in lbs . and divided by 68,000 . The relative power of force applied to ...
Page 41
... inch , as applied to the ends and circumference of the boiler respectively . In the 3 - feet boiler , working at 40 lbs . pressure , we have a force equal to 720 lbs . upon an inch width of plate , and one quarter of an inch thick , or ...
... inch , as applied to the ends and circumference of the boiler respectively . In the 3 - feet boiler , working at 40 lbs . pressure , we have a force equal to 720 lbs . upon an inch width of plate , and one quarter of an inch thick , or ...
Page 42
... inches in the cir- cumference , and upon this circular line of connexion we have , at 40 lbs . to the square inch ... thick ; whereas plates of the same thickness have to bear in the curvilinear direc- tion a strain of 720 lbs . This ...
... inches in the cir- cumference , and upon this circular line of connexion we have , at 40 lbs . to the square inch ... thick ; whereas plates of the same thickness have to bear in the curvilinear direc- tion a strain of 720 lbs . This ...
Common terms and phrases
appear applied ascertain asunder attain beam boiler explosions Breaking Weight burst calculated carbon carbonic acid circumstances coal combustion considerable construction copper Crown 8vo cylindrical density Derbyshire diameter direction double-riveted economy effect endeavoured engine English oak equal experiments Fahrenheit feet fibre fire fire-box flat surfaces flues fracture fuel furnace gases grate-bars heat hydrogen important inch thick increased iron plates iron ship Joule knowledge latent heat Lectures locomotive boiler material mean mechanical ments nearly observed oxygen Post 8vo powers of resistance practical present pressure principle produced proportion quantity ratio resisting powers rivet-holes riveted joints rupture safety-valves screwed Second Edition side single-riveted specific gravity square inch stays steam steam-engine strain strength of materials Table temperature tensile Third Edition timber tion valve vapour vessels vols volume Weight in lbs Weight laid Woodcuts wrought iron
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