能量利用系统的构形热力学优化理论——研究进展与太阳能驱动热电冷氢联产系统优化应用初探  

Constructal thermodynamic optimization theory for energy utilization systems:its research progress and preliminary exploration for application in solar-driven polygeneration systems combining heating,power,cooling and hydrogen production

作　　者：陈林根 冯辉君 谢志辉[2] 夏少军[2] 戈延林 刘鹏[1,3,4,5] 章先涛[1,3,4,5] CHEN Lingen;FENG Huijun;XIE Zhihui;XIA Shaojun;GE Yanlin;LIU Peng;ZHANG Xiantao(Hubei Provincial Key Laboratory of Chemical Equipment Intensification and Intrinsic Safety,Wuhan Institute of Technology,Wuhan 430205,Cihna;School of Power Engineering,Naval University of Engineering,Wuhan 430033,Cihna;Hubei Provincial Engineering Technology Research Centre of Green Chemical Equipment,Wuhan Institute of Technology,Wuhan 430205,Cihna;Institute of Thermal Science and Power Engineering,Wuhan Institute of Technology,Wuhan 430205,Cihna;School of Mechanical&Electrical Engineering,Wuhan Institute of Technology,Wuhan 430205,Cihna)

机构地区：[1]武汉工程大学化工装备强化与本质安全湖北省重点实验室,湖北武汉430205 [2]海军工程大学动力工程学院,湖北武汉430033 [3]武汉工程大学湖北省绿色化工装备工程技术研究中心,湖北武汉430205 [4]武汉工程大学热科学与动力工程研究所,湖北武汉430205 [5]武汉工程大学机电工程学院,湖北武汉43020

出　　处：《武汉工程大学学报》2024年第5期543-563,共21页Journal of Wuhan Institute of Technology

基　　金：国家自然科学基金(52171317、51779262)。

摘　　要：首先介绍了有限时间热力学、构形设计和构形热力学优化等热学优化新理论的起源和最新研究进展;其次介绍了这些新理论在热力循环和部件性能优化中的应用研究进展;然后基于能量的高效梯级利用,提出了基于太阳能和燃料补能的能源供给方式,集成燃气轮机循环、超临界二氧化碳布雷顿循环、有机朗肯循环、吸收式制冷循环和制氢过程,建立太阳能驱动热电冷氢联产系统新构型;最后对此联产系统新构型的构形热力学优化作了初步探讨。核心是围绕联产系统的“热-电-冷-氢”协同优化机理及调控机制、热力部件“流-结构-性能”的耦合演化规律与传热和热功转换强化机理、联产系统的能量高效梯级利用与多参数构形热力学优化三个关键科学问题,考虑子循环串/并/混联三种模式,综合运用理论解析、数值计算和实验验证的方法,开展联产系统的有限时间热力学优化、热力部件的构形设计、联产系统的构形热力学优化、三种联产系统优化结果的综合比较,实现联产系统热力部件与热力循环性能的一体化全局优化,促进形成一种多联产总能系统能量梯级利用优化理论的思路与框架,服务“双碳”战略。Firstly,this paper introduces the origin and recent research progress of new thermal optimization theories such as finite time thermodynamics,constructal design and constructal thermodynamic optimization.Secondly,the applications and research progress of these new theories in performance optimizations for thermodynamic cycles and thermal components are introduced.Then,based on the efficient cascade utilization of energy,this paper proposes an energy supply method based on solar energy and fuel replenishment,integrates gas turbine cycle,supercritical carbon dioxide Brayton cycle,organic Rankine cycle,absorption refrigeration cycle and hydrogen production process,and establishes a new configuration of solar-driven polygeneration system combining heating,power,cooling and hydrogen production.Finally,constructal thermodynamic optimization for the new configuration of polygeneration system is discussed preliminarily.The core is to focus on three key scientific issues,including the"heating-power-cooling-hydrogen production"coordinative optimization mechanism and regulation mechanism of polygeneration system,the coupling evolution law of"flow-structure-performance"and the enhancement mechanism of heat transfer and thermal and work conversion of thermal components,as well as the efficient cascade utilization of energy and multi-parameter constructal thermodynamic optimizations for the polygeneration systems.Considering the series/parallel/series-parallel coupling modes of sub-cycles,finite time thermodynamic optimizations for the polygeneration systems,the constructal designs for thermal components,the constructal thermodynamic optimizations for the polygeneration systems,and the comprehensive comparisons of the optimization results for the three polygeneration systems will be carried out by means of theoretical analyses,numerical calculations and experimental verification.The integrated global performance optimizations of thermal components and thermodynamic cycles for the polygeneration systems will be achieved.The for

关 键 词：构形设计 有限时间热力学 构形热力学优化 太阳能 多联产系统 

分 类 号：TK121[动力工程及工程热物理—工程热物理]