Owing to the use nonlinear boundary element method, extensions to off design conditions can be easily obtained.
由于采用了非线性边界元，文中所提出的方法可以广泛地适用于偏离设计的工况。
A nonlinear mixed boundary element method is used here. And this method can be easily extended to off design conditions. The calculated results agreed very well with experimental data.
由于采用了非线性混合边界元，故本文所提出的方法精度高，简单易行，计算量小，可以较广泛地适用于偏离设计工况的运行情况，算例结果同实验值吻合很好。
Under off-design operating conditions, shifting of the flame's axial position and its heat release may also influence the system's stability.
在非设计工况下运行时，火焰的轴向位置和燃烧放热的变化也对系统稳定性产生影响。
It is of great significance to study operating performance and exhaust flow characteristic under off-design conditions of condenser system for the economic operation of direct air-cooled units.
研究直接空冷系统变工况运行以及排汽活动特性，对于进步直接空冷机组运行水平具有重要意义。
By using the steam turbine models to deal with the off-design performance, the heat balance of the steam system can be modelled for various operation conditions.
在部件模型部分叙述了汽轮机的模型，它是变工况性能模型，不仅可提高蒸汽系统热平衡计算的精度，且使编制的软件能用于生产工况变化后蒸汽系统的热平衡。
Practical operation has shown that the above-cited model plays a key role in enhancing the measurement precision during operations under off-design conditions.
经实际运行表明，建立的模型在变工况运行时，能有效地提高测量精度。
The system under discussion is suited for the naval steam turbine verification calculation and performance analysis for off-design conditions.
该体系适用于舰用汽轮机的校核计算和变工况性能分析。
The gain in 2-D or 3-D design conditions and off-design conditions is also discussed .
分别讨论了二维和三维情况，设计和非设计状态时的效益。
At the same time, design for near-shore and off-shore constructions needs wave parameters under extreme and normal conditions. However, field data of deep water is rarely offered.
同时，近岸、离岸人工建筑的设计也需要极端、正常使用条件下的波浪要素资料，但是往往缺乏准确的深水实测资料。
The computed results for a highly loaded two-stage fan at design and off-design conditions were given in detail. The simulation results show good agreement with experiment data.
给出了一双级高负荷跨音速风扇设计和非设计工况下的详细计算结果，各工况下的计算与实验数据均吻合较好。
During the process of various off-design operating conditions with the coal-pulverizer cold air port and hot air port opening degree serving as an input a dynamic model…
在不同的变工况过程中，以磨煤机冷风门和热风门开度为输入，所建立的磨煤机出口温度和入口空气流量的动态模型精确度较高，比较真实地反映了磨煤机的实际运行状况。
During the process of various off-design operating conditions with the coal-pulverizer cold air port and hot air port opening degree serving as an input a dynamic model…
在不同的变工况过程中，以磨煤机冷风门和热风门开度为输入，所建立的磨煤机出口温度和入口空气流量的动态模型精确度较高，比较真实地反映了磨煤机的实际运行状况。
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