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mission:log:2011:09:10:pelton-turbine-calculations [2013/06/05 14:34] – external edit 127.0.0.1mission:log:2011:09:10:pelton-turbine-calculations [2013/06/08 10:52] (current) chrono
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 ^Parameter^Symbol/Relationship^Unit^Notes^  ^Parameter^Symbol/Relationship^Unit^Notes^ 
-|Jetspeed|<12>v = \sqrt{2*g*H}</m>|m/s|Due to friction losses the jet will be 2-4% slower| +|Jetspeed|<12>v = \sqrt{2*g*H}</x>|m/s|Due to friction losses the jet will be 2-4% slower| 
-|Height/Head|<12>H</m>|m| | +|Height/Head|<12>H</x>|m| | 
-|Earth Gravitation|<12>g</m>|m/s²|9,81 m/s²| +|Earth Gravitation|<12>g</x>|m/s²|9,81 m/s²| 
-|Turbine RPM|<12>RPMt = {v}/{2R}</m>|rad/s|Optimum RPM is about 2-10% lower| +|Turbine RPM|<12>RPMt = {v}/{2R}</x>|rad/s|Optimum RPM is about 2-10% lower| 
-|Jet-Turbine Radius|<12>R</m>|m|Center axis to cup center|  +|Jet-Turbine Radius|<12>R</x>|m|Center axis to cup center|  
-|Jet cross-section|<12>A = {Q}/{v}</m>|m²|adjusted by nozzle|  +|Jet cross-section|<12>A = {Q}/{v}</x>|m²|adjusted by nozzle|  
-|Water volume|<12>Q</m>|m³/s| | +|Water volume|<12>Q</x>|m³/s| | 
-|Jet diameter|<12>d = \sqrt{{4A}/{pi}}</m>|m| | +|Jet diameter|<12>d = \sqrt{{4A}/{pi}}</x>|m| | 
-|Cup height|<12>b \approx 2.4*p</m>|m|+/- 12% tolerance in construction|+|Cup height|<12>b \approx 2.4*p</x>|m|+/- 12% tolerance in construction|