In order to approach the Carnot efficiency, the processes involved in the heat engine cycle must be reversible and involve no change in entropy. 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。
The model of irreversible Carnot heat engine and optimum formula being set up according to irreversible processes in the device, that has guide significance in academics on optimizing structure of drive-device and improving efficiency. 针对装置中存在的不可逆过程,建立了不可逆卡诺热机模型以及基本优化公式,对于驱动装置的结构优化和效率的提高具有理论指导意义。
The relationship between Carnot heat engine maximum profit and efficiency under the nonlinear heat transfer law 非线性传热规律下卡诺热机的最佳利润与效率关系
The Relationship between Carnot Heat Engine Maximum Profit and Efficiency 卡诺热机的最佳利润与效率间的关系
This paper outlines Carnot cycle efficiency of ideal gas whose heat capacity is a constant. 概述了热容量为常量的理想气体的卡诺循环效率。
Calculation of Carnot Cycle Efficiency of Real Gas in Quasi-steady Process 实际气体在准静态过程中卡诺循环效率的计算
It is proved that for all the reversible prosses between the heat sources of the same high temperature and low temperature, the Carnot cycle has the maximum efficiency. 证明了在相同的高温热源和相同的低温热源之间的所有可逆循环中,卡诺循环的效率最大;
Discussion of Carnot Cycle Efficiency of General Ideal Gas 一般理想气体卡诺循环效率的讨论
This paper, taking four substances as the working substances of the reversible Carnot heat engine, calculated their thermal efficiency and therefore confirmed Carnot theorem, which enables us to understand this theorem further and better. 本文以不同的物质作为卡诺热机的工作物质计算了其循环的热机效率,以此作为特例验证了卡诺定理,从而加深对卡诺定理的理解。
Carnot Model and Theoretical Efficiency of Large-Temperature-Difference of Absorption Cycle 吸收循环卡诺模型及大温差系统理论效率
We take η ̄λ( P-μ T0 σ) as an objective function based on the model of an endoreversible Carnot engine. We derive the optimal relation of the efficiency, power and the rate of average engine. 在内可逆卡诺热机模型的基础上,以η~λ(P-μT0σ)为目标函数,导出内可逆卡诺热机的效率、功率和平均熵产的优化关系。
The preliminary results show that when the system frequency is constant 130 Hz, almost all of the system parameters, such as pressure ratio, output power and relativity Carnot efficiency in the system with cone-shaped resonance tube are better than that with cylindrical resonance tube. 实验结果表明,在系统的工作频率固定在130Hz的情况下,无论是压比、输出声功,还是相对卡诺效率,采用锥形管的系统都要比采用圆直管的系统具有更大的优势。
This paper provides a derivation of the relationship between the maximum profit and efficiency for a Carnot heat engine of Newton's law system and gives the efficiency boundary at the maximum profit point. 本文导出牛顿定律系统卡诺热机的最佳利润与效率间的关系,并得到最大利润时的效率界限。
Simulation results show that Carnot efficiency of the PTC increase from 14% to 16 9% when the cooler change from orifice type to double inlet type. 计算结果表明,微型脉冲管制冷机从小孔型变化至双向进气型时,卡诺效率从14%提高到了169%。
The traditional energy conversion process is usually carried out by the heat engines, which is limited by the Carnot cycle leading to low efficiency and serious energy waste. Meanwhile, severe environmental pollution problem arises from the generated deleterious species and noise during the process. 传统的能量转化是通过热机过程来实现的,热机过程受卡诺循环的限制,不但转化效率低、导致严重的能源浪费,而且产生大量的有害物质以及噪声,造成严重的环境污染问题。