再来看看,不可逆热机的效率。
So now let's look at the efficiency of our irreversible engine.
一个是我们已经学过的卡诺热机,另一个是任何一个其它可逆热机。
One is our Carnot engine as we've seen it, and the other is just any other reversible engine.
在证明卡诺定理时,不可逆热机只能作正向循环,不能令其作逆向循环。
While proving Carnot theorem, the irreversible heat engine can only run on forward circulation, but not on the opposite.
本文以热力学第一定律和第二定律为基础,用可逆热机的运转来建立温度概念。
In this paper the definition of temperature founded on the first law and second law of thermodynamics is evolved by the operation of reversible heat engine.
所得结果不同于仅存在热阻损失时的内可逆热机的功率效率特性,且与实际热机特性相一致。
The power versus efficiency characteristics obtained here is qualitatively different from that for an endoreversible heat engine and is in agreement with that for a real heat engine.
在分析实际发动机工作过程的基础上,利用有限时间热力学理论方法,建立了一种新的不可逆热机热力循环模型。
Based on the analysis of the real engine's working process, a new model of irreversible thermal cycle for heat engine is proposed by using the finite time thermodynamics.
在一个真实的热机里,当然,你可以达到可逆极限。
In a real engine, of course, you can approach the reversible limit.
这是另一台,利用可逆过程工作的热机。
So this is some other engine that runs using reversible processes.
引入两个内不可逆性参数,分别用于描述热机循环的内不可逆性和制冷循环的内不可逆性。
Two internal irreversibility parameters, the heat engine cycle and the refrigerator cycle were introduced to characterize the irreversibility inside the cycle.
为了接近卡诺效率,所涉及的过程,在热机循环必须可逆且涉及没有改变熵。
In order to approach the carnot efficiency the processes involved in the heat engine cycle must be reversible and involve no change in entropy.
本文导出卡诺热机工作于不可逆传热的情况下,最佳效率与输出功率间的关系。
The relation between optimal efficiency and power output of a Carnot heat engine which operates subject to irreversible heat transfer is derived.
对几种不可逆卡诺热机模型作了述评,并提出一种新的不可逆卡诺热机模型。
Several kinds of irreversible Carnot heat engine models are reviewed and a new irreversible Carnot heat engine model is proposed.
以经典理想气体为工质的卡诺热机循环由两个等温和两个绝热过程构成,热机可逆时,它的效率为最大。
A cyclic thermodynamic heat engine, which combines adiabatic and isothermal processes and consists of classical ideal gas as working substance, runs most efficiently if it is reversible.
用有限时间热力学的方法分析具有热阻、热漏、内不可逆性的定常流联合卡诺型热机循环。
This paper analyzed and optimized the power output, efficiency and ecological criterion of a universal irreversible combined Carnot cycle by using finite-time thermodynamics.
本文建立太阳能热机系统的一般循环模型,探讨传热和内不可逆性因素对其循环性能的影响;
A general cycle model of a solar engine is set up. The influence of finite-rate heat transfer and internal irreversibility on the cyclic performance of the system is searched.
此外,内可逆太阳能卡诺热机的一些重要结果都可由本文直接推出。
Moreover, many important conclusions relative to endoreversible solar-driven Carnot engines can be deduced directly from the results in this thesis.
此外,内可逆太阳能卡诺热机的一些重要结果都可由本文直接推出。
Moreover, many important conclusions relative to endoreversible solar-driven Carnot engines can be deduced directly from the results in this thesis.
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