Journal of the Franklin InstitutePergamon Press, 1865 |
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Page 33
... air - pump crippled both . It took steam to work it , and produced no better vacuum than Newcomen had without it ... air - pump and its accompanying hot and cold water pumps . 3. Closing the open end of the cylinder to avoid the ...
... air - pump crippled both . It took steam to work it , and produced no better vacuum than Newcomen had without it ... air - pump and its accompanying hot and cold water pumps . 3. Closing the open end of the cylinder to avoid the ...
Page 34
... air - pump 30 inches and 3 feet stroke . All , except three , are calculated to work with steam up to 30 lbs . on the inch ; hence every cylinderful at that tension contains three of common or uncompressed steam , and , when condensed ...
... air - pump 30 inches and 3 feet stroke . All , except three , are calculated to work with steam up to 30 lbs . on the inch ; hence every cylinderful at that tension contains three of common or uncompressed steam , and , when condensed ...
Page 38
... air- pump alone consumes 10 per cent . of the whole power of the engine ; others vary it from 15 to 20 per cent . , and others again make it much more . Mr. Prosser , C. E. , in the Journal of the Franklin Institute , for May , 1856 ...
... air- pump alone consumes 10 per cent . of the whole power of the engine ; others vary it from 15 to 20 per cent . , and others again make it much more . Mr. Prosser , C. E. , in the Journal of the Franklin Institute , for May , 1856 ...
Page 39
... pump , placed too high for the weight of the atmosphere to raise water into it . What- ever amount of condensation ... air contained in the water would , of course , not be thus got rid of . For that purpose a syringe or small pump ...
... pump , placed too high for the weight of the atmosphere to raise water into it . What- ever amount of condensation ... air contained in the water would , of course , not be thus got rid of . For that purpose a syringe or small pump ...
Page 40
... air - pump is overloaded . " Another advantage of ice for internal condensation arises from the fact that " air combined with ordinary water is discharged in the act of freezing . " Hence , there will be little to pump out . To prevent ...
... air - pump is overloaded . " Another advantage of ice for internal condensation arises from the fact that " air combined with ordinary water is discharged in the act of freezing . " Hence , there will be little to pump out . To prevent ...
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66 date acid action air pump amount apparatus applied arrangement atmospheric Bessemer process boiler carbon caseine cast iron cause cent centre chemical coal color combustion condenser constructed containing cubic cubic foot cylinder diameter effect employed equal evaporated expansion experiments fact fatty matters feet fluid force FRANKLIN INSTITUTE fuel furnace gauge glass glycerine heat horse power increased kilometres per hour L.-THIRD SERIES.-No length less lime London magnesium manganese manufacture marine engines material means mechanical mercury Messrs metal miles Mont Cenis motion naphtha obtained ordinary paper pass patent petroleum pipe placed plate portion practical present pressure produced proportion quantity rails railway resistance screw ship side silicate soap soda spermaceti square inch strain strength stroke substance sulphur sulphuric acid surface surface condensers temperature thickness tion tons truss tube valve vessel weight wheels whilst wool wrought iron