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Tech. Advice: Series 'B' / 'C' 500cc/1000cc Bikes
Balance Factor
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<blockquote data-quote="riptragle1953" data-source="post: 39052" data-attributes="member: 2328"><p>Don't be a genius:</p><p></p><table style='width: 100%'><tr><td>[h=3]The bottom line is that the physics and mathematics involved in how the motor operates are far too complex to make a formula-based balance factor any more than a reasonable compromise. These are <u>only</u> the factors that I've personally detected; there are certainly more (of greater or lesser effect) than I am not capable of adequately describing, such as the elasticity of components, harmonic resonance, gyroscopic forces, precession, etc.<br /> Once the factor has been selected, the remaining tasks are accurately to record the component weights, and precisely adjust the flywheels to compensate. Your motor will last longer and be more pleasant to ride afterwards. <br /> My opinion: don’t try to be an innovator in selecting a balance factor; use one that has stood the test of time & experience, and has been successful in a motor very similar to yours (especially with regard to stroke & rod length, piston gram weight, operating RPM range, and compression ratio).[/h]</td></tr></table> <table style='width: 100%'><tr><td></td></tr></table> <table style='width: 100%'><tr><td><table style='width: 100%'><tr></tr></table></td></tr></table></blockquote><p></p>
[QUOTE="riptragle1953, post: 39052, member: 2328"] Don't be a genius: [TABLE="width: 95%"] [TR] [TD="colspan: 2"][h=3]The bottom line is that the physics and mathematics involved in how the motor operates are far too complex to make a formula-based balance factor any more than a reasonable compromise. These are [U]only[/U] the factors that I've personally detected; there are certainly more (of greater or lesser effect) than I am not capable of adequately describing, such as the elasticity of components, harmonic resonance, gyroscopic forces, precession, etc. Once the factor has been selected, the remaining tasks are accurately to record the component weights, and precisely adjust the flywheels to compensate. Your motor will last longer and be more pleasant to ride afterwards. My opinion: don’t try to be an innovator in selecting a balance factor; use one that has stood the test of time & experience, and has been successful in a motor very similar to yours (especially with regard to stroke & rod length, piston gram weight, operating RPM range, and compression ratio).[/h][/TD] [/TR] [/TABLE] [TABLE="width: 100%"] [TR] [TD][/TD] [/TR] [/TABLE] [TABLE="width: 95%"] [TR] [TD="colspan: 12"][TABLE="width: 100%"] [TR] [/TR] [/TABLE] [/TD] [/TR] [/TABLE] [/QUOTE]
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Tech. Advice: Series 'B' / 'C' 500cc/1000cc Bikes
Balance Factor
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