Gas engine design (Google eBook)

Front Cover
D. Van Nostrand company, 1905 - Internal combustion engines - 254 pages
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Contents

Combustion Line for Reference Diagram
21
Fuel Characteristics
26
Pressure Ratios Observed and Calculated
27
Mean Effective Pressure by Reference Diagram
30
Practicable Compression Pressures
32
Observed Mean Effective Pressure
35
Diagram Factors
37
Causes of Lowered M E P
38
Mean Effective Pressure and Horsepower Formulas
40
Cylinder Diameter
42
Overload Factor
43
Performance Economy and Thermal Efficiency
44
Efficiency by Reference Diagram
46
Economy
47
Application of Diagram Factor
51
Variation in Performance with Condition
52
PART II
61
Pistonspeed Effects
65
Ignitionchange Effects with Throttling
66
Pumping Diagrams or Lowspring Cards
71
Suction and Exhaustline Changes
72
Gas Forces on Piston from Indicator Card
76
Kinetic Forces
77
Effects of Kinetic Forces in the Engine
78
Inertia Forces of Reciprocating Parts
79
Plotting Inertia Curves
83
Effect of Rod Length on Inertia of Reciprocating Parts
84
Example in Plotting Inertia on Piston Base
86
Characteristic Inertia Curves
87
Effective Driving Forces at Piston
92
Kinetic Forces and Balance
93
Balance of Revolving Parts by Masses Placed in Two Planes
96
Balance of Kinetic Forces from Reciprocating Parts
99
Balancing Reciprocating Parts by Similar Parts
101
Two Pistons on Opposed Cranks
102
Other Arrangements for Two Pistons
103
Threecrank Balance
106
Four or More Crank Balance
107
Shaking Rocking and Vibration of Frames
109
Shaking Forces and Crankangles
111
First and Secondperiod Reciprocating Inertia and Crank angles
113
Effect of Correctly Treating the Connectingrod as a Con tinuous Mass
116
Turning Effort Corrected for Inertia
118
Rotative Effect at Crank of Unit Horizontal Pressure at Wristpin
119
Second Method of Equally Divided Piston Travei
120
Data from Turningeffort Diagram
124
Speed Effect on Turning Effort
131
Twocycle Turning Effort
138
Phase Relations and Inertia on Turning Effort
142
PART III
147

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