Stationary engines in and beyond the linear response regime at the Carnot efficiency.

Stationary engines in and beyond the linear response regime at the Carnot efficiency.
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卡诺效率处于和超出线性响应范围的固定发动机。

DOI:
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发表时间:
2017
期刊:
影响因子:
2.4
通讯作者:
Naoto Shiraishi
Naoto Shiraishi
中科院分区:
物理与天体物理3区
文献类型:
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作者:
Naoto Shiraishi

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本文研究了定常发动机在线性响应区及线性响应区以外达到卡诺效率的条件。我们发现,这一条件的有限尺寸发动机是显着不同的宏观发动机的热力学极限。对于有限尺寸发动机的情况,线性响应区域中的紧耦合条件直接意味着卡诺效率在线性响应区域之外的可达性。与此相反,对于热力学极限下的宏观发动机,有三种类型的机制来获得卡诺效率。一种机制允许发动机仅在线性响应极限中获得卡诺效率,而另外两种机制使发动机能够在线性响应范围之外获得卡诺效率。通过引入紧耦合窗口对这三种机制进行了分类。
The condition for stationary engines to attain the Carnot efficiency in and beyond the linear response regime is investigated. We find that this condition for finite-size engines is significantly different from that for macroscopic engines in the thermodynamic limit. For the case of finite-size engines, the tight-coupling condition in the linear response regime directly implies the attainability of the Carnot efficiency beyond the linear response regime. As opposed to this, for the case of macroscopic engines in the thermodynamic limit, there are three types of mechanisms to attain the Carnot efficiency. One mechanism allows engines to attain the Carnot efficiency only in the linear response limit, while the other two mechanisms enable engines to attain the Carnot efficiency beyond the linear response regime. These three mechanisms are classified by introducing a tight-coupling window.
实施麦克斯韦妖的物理模型的热力学
DOI: 10.1103/physrevlett.110.040601
发表时间: 2013
影响因子: 8.6
作者:
P. Strasberg;G. Schaller;T. Brandes;M. Esposito
通讯作者: M. Esposito