Environmental Engineering Reference
In-Depth Information
Figure 14.5.6
Representation of a real Stirling cycle in a p-V diagram.
Hot Cylinder
Heat
Cold Cylinder
Displacer
Piston
Piston
Displacer
Regenerator
Piston
Cool
Cool
Crankshaft
Heat
Cool
Alpha
Beta
Gamma
Figure 14.5.7
Main types of Stirling engine component arrangements.
The Alpha configuration characterizes most of the Stirling engines made in the last
century: simplicity of construction and the possibility of using technologies derived
from the automotive industry. In spite of this simple design, the Alpha configuration
has several drawbacks that currently limit its spread. These are mainly related to:
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