热力学循环是一系列传递热量并做功的热力学过程组成的集合，通过压强、温度等状态变量的变化，最终使热力学系统回到初始状态。状态量只依赖于热力学状态，沿热力学循环路径对此类物理量的路径积分结果为零；而像热量和功这样的过程量与循环过程有关，路径积分不为零。热力学第一定律指出在一个循环中输入的净热量总等于输出的净功。过程可重复的特性使得系统能够被连续操作，从而热力学循环是热力学中一个很重要的概念。在实际应用中，热力学循环经常被看作是一个准静态过程并被当作实际热机和热泵的工作模型。
热力学循环
双语例句原声例句
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从热力学原理出发，对资源的广义热力学循环进行分析。
Proceed from the principle of energetic, resources and generalized energetic cycle is analyzed in this paper.
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现在我将用另一种，有些复杂的办法来推导这一关系，在这一过程中引入，我们今后会常接触到的，热力学循环的概念。
And I wanted to do it a different way which is a little bit convoluted, but it introduces the idea of a thermodynamic cycle, and it's something that we're going to use a lot in the class.
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So now let's go around the cycle and just compare notes on what happens to the thermodynamic quantities as we do that.
现在让我们推导一下这个循环,比较一下这个过程中,热力学性质的变化。
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So we're going to go through a thermodynamic cycle, and here's what I want to calculate when we do this.
那么我们要推导,一个热力学循环,这是这个过程中我要计算的东西。
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And I wanted to do it a different way which is a little bit convoluted, but it introduces the idea of a thermodynamic cycle, and it's something that we're going to use a lot in the class.
现在我将用另一种,有些复杂的办法来推导这一关系，在这一过程中引入,我们今后会常接触到的,热力学循环的概念。
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