The check calculation of the exchanger is performed with validity-heat transfer unit number method.
以高温高压燃气加热高压纯空气为研究背景,用平均温差法对气-气热管换热器设计计算,进行结构方案设计,采用有效度-传热单元数法对换热器传热进行校核计算。
The content of boiler principle s course design is boiler thermal checking calculation ,students make the boiler thermal checking calculation by EXCEL,it have solved calculating trouble by hands and achieved the purpose of course design.
《锅炉原理》课程设计的内容一般为锅炉热力校核计算,让学生在EXCEL中做锅炉热力校核计算,既避免了繁琐的计算,又达到了课程设计的目的,收到了良好的教学效果。
This paper mainly introduces the design calculation of ship s ventilation duct, checking calculation and resistance calculation.
本文主要介绍了船舶通风管道的设计计算、校核计算及阻力计算 ,阐述了风管设计计算的过程 ,以及如何利用 AU TO CAD的二次开发功能 (VISU AL L ISP和 DCL语言 )编制 AUTO CAD环境下的计算程序 ,以达到在 AUTO CAD绘图时辅助设计计算的目的 ,提高专业人员的工作效率 ,供通风专业设计人员参考。
This paper described the capacitor shell injection mold design and manufacturing methods,analyzed various parts of mold and structural design process,discussed in detail the choice of injection machine and mold-size parameters of checking calculation.
叙述了电容器外壳注射模的设计与制造方法,分析了模具各部分结构设计和工作过程,详细论述了注射机的选择和模架尺寸参数的校核计算。
It is of great importance to investigate the designing and verifying calculations as well as the performance of direct air-cooled steam condensers in power plant.
掌握火电站直接空冷凝汽器的设计和校核计算方法并进行性能分析,对于提高我国直接空冷机组的设计和运行水平具有重要意义。
Something about safety testing and measuring as well as checking calculation for bottom flat steel gate of Shenwo Reservoir was presented in this paper .
本文介绍了参窝水库底孔平板钢闸门安全检测及复核计算情况。