| 摘要 |
A heat engine, comprising an engine having a displacement-variable first and second spaces, a heating device having a third space for hot heat source connected to the first and second spaces, a cooling device having a fourth space for cold heat source connected to the first and second spaces, a first valve arranged between the first and third spaces, a second valve arranged between the first and fourth spaces, a third valve arranged between the second and third spaces, and a fourth valve arranged between the second and fourth spaces; a method of driving the heat engine at high thermal efficiency, comprising the steps of switching the opening and closing conditions of the first, second, third, and fourth valves at a specified timing for achieving a high thermal efficiency. |
