Modern Gasworks Practice

426 MODERN GASWORKS To use the Diagram Take thecurve — passing through the make and ca/or-- _ ific valne ofgas obtained without sieamingi Follow the curve untd it _ cuts the horizontal ordinate show--- ing the ca/orific val ae desired, Read down the verticaJ ordinate to the- make per ton shown on the bottom _ horizontal axis< Read up the cham-dottedcurve------ to the output in therms per ton shown on the top horizontal axis, --- PRACTICE tt 000‘^Z I Therms per Torr o o o o o o o o o o o o o o o H S S S S o o o o_ C u b i c 80 O O O 000'SZ 06 600 590 S80 570 560 550 S40 S30 520 000‘TZ ooo'oz c; 000‘GT J-S <3 - ■u 000‘8T Hl.J J ^500 £490 S 480 470 460 450 440 430 420 410 400 Gas made per Ton Pwithout S team in g, i JTIG. 262.-CURVES SHOWIJrø THE ÄPPROXIMATEJ BfFECT OF STEAMING.