空气定压比热容测定实验教学探索  

Exploration on the Experimental Teaching of Specific Heat Capacity Measurement of Air at Constant Pressure

作　　者：幸文婷[1] 朱赤[1] Xing Wenting;Zhu Chi(Experimental Teaching Center of Energy and Power Engineering,Huazhong University of Science and Technology,Wuhan,430074,China)

机构地区：[1]华中科技大学能源与动力工程实验教学中心,湖北武汉430074

出　　处：《中国现代教育装备》2022年第11期111-114,共4页China Modern Educational Equipment

基　　金：华中科技大学2021年双一流拔尖创新实验平台建设项目(编号:5001120039)。

摘　　要：空气定压比热容测定实验是工程热力学的基本实验。该实验涉及温度、压力、流量、热量等基本物理量的测量,数据处理和计算过程中需用到比热容及湿空气等方面的基础知识。在完成数据计算的基础上分析了实验产生误差的原因以及减小误差的方法,并提出了一些实质性的改进建议。该实验符合当前高校本科开展研究型和创新型实验教学的要求。The experiment of specific heat capacity measurement of air at constant pressure is the basic experiment in Engineering thermodynamics.This experiment involves the measurement of basic physical quantities such as temperature,pressure,flow and heat,basic knowledge of specific heat and moist air is needed in data processing and calculation.On the basis of the data calculation,this paper analyzes the reasons for the experimental errors and methods to reduce the errors,puts forward some substantial suggestions for improvement.This experiment is in accordance with the current university research-oriented and innovative experimental teaching requirements.

关 键 词：工程热力学 空气定压比热容实验 误差分析 研究型和创新型实验教学 

分 类 号：G642.423[文化科学—高等教育学] TK123-4[文化科学—教育学]