Thirdly, on the basis of the off-design condition static model, with the variation of coefficient of heat transmission and specify heat of gas, calculated and analysis the steam parameters of each pressure-level on the condition of static state of HRSG.
以变工况静态模型为基础，考虑到传热系数和燃气比热在变工况下的变化，分析、计算了变工况稳定状态下不同压力级别的余热锅炉出口蒸汽参数的特性。
参考来源 - 联合循环余热锅炉蒸汽参数优化与动态特性研究The basic efficient computation has been carried on the basic of design operating mode of home unit whose load is 600MW, what is import, and economy computation under off-design condition on the base of the theory of small disturbance.
以国产600MW机组设计工况为基础，进行了热力系统的基本经济性计算；并基于热力系统的小扰动理论进行了变工况计算分析。
参考来源 - 大型火电机组热系统变工况经济性诊断研究·2,447,543篇论文数据，部分数据来源于NoteExpress
This paper focuses on the unsteady characteristic of cascade separation flow under off-design condition.
本文针对非设计工况下叶栅的分离流动进行研究。
Many off-design condition phenomena of a turbojet engine are related with the variation of incidence angles at front and rear compressor stages.
涡轮喷气发动机非设计状态下的许多现象都与共同工作时压气机前后各级攻角的变化有关。
Based on the equations, the condition of ZVS is analyzed, and the engineering design method of highest working frequency is discussed, which is based on dissipation of turning off and duty cycle lose.
基于这些方程，研究了实现软开关的条件，并从关断损耗和占空比丢失的角度探讨了吸收电容与电路最高工作频率的关系，给出了工程设计公式。
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