设计并建造了一种用于船用柴油机排气消声器声学和气动性能试验研究的台架。
A test bed for the performance study of Marine diesel engine exhaust silencers was designed and built.
试验风机的气动性能试验和内部流场可视化与出口流速分布试验的结果彼此吻合。
The performance test results of test fan are in agreement each other with those of internal flow visualization studids and exit velocity distribution test.
试验风机的气动性能试验和内部流场可视化与出口流速分布试验的结果彼此吻合。
The performance test results of test fan are in agreement each other with those of internal flow visualization studids and exit velocity distributi…
AAI公司的一位代表说，这次初始飞行试验达到或超过了所有的预期试验目标，证明了这种新型机身具有良好的空气动力学性能。
This initial flight met or exceeded all test objectives and validated the aerodynamic capabilities of the new airframe, according to a company representative.
第五章实际设计了一个压电气动阀，并对实际设计的压电气动阀的性能进行了试验测试。
In Chapter five, a piezoelectric pneumatic valve was designed, and its property was tested by experiments.
根据理论与试验两方面的数据，总结了阻性消声器的空气动力性能。
The aerodynamic quality of dissipative silencer is summarized through the data from theory and experiment.
本文对翼尖小翼的飞行试验结果进行了分析，试图说明它对飞机的气动载荷、操稳特性及飞行性能的影响。
An analysis of flight test results was conducted to explain the effects of winglets on aerodynamic load, control-stability and performances.
本文基于前人的研究成果，针对阻性消声器的空气动力性能分别进行理论和试验两方面的研究。
Based on the achievement in the past, the research is carried to the aerodynamic quality of dissipative silencer from theory and experiment.
在不同工况下进行了循环流化床多联供负荷调节试验，验证了气动分配阀的负荷调节性能。
Experiments on the load-adjustment of the circulating fluidized bed multi-generation system are conducted under different operating conditions.
从而为生物质成型燃料燃烧设备热性能、空气动力场、结渣特性、主要设计参数确定等试验奠定了基础。
This will lay the foundation for the thermal performance test, air dynamic field test, dreg characteristic test and determinative test of the main design parameters.
试验证明其消声及空气动力性能均优于原配消声器，此外制造成本也有所下降。
Tests proved in addition to lower production cost the muffling and aerodynamic performance of this new muffler are better than the original one.
运转试验及性能考核表明，双级轴流压气机实验台在机械性能和气动性能两个方面均达到了预定的设计要求。
Experiment results indicate that the mechanical and aerodynamical performances on the new two-stage axial-flow compressor have met the design requirements.
翼型伞空气动力特性研究是研制高性能翼型伞的一个重要内容，而风洞试验是翼型伞气动性能研究的主要手段之一。
One of the main works to development ram air parawing with high performance is to research its aerodynamic characteristics, and the wind tunnel test technique is usually been taken.
试验结果证明采用遗传算法优化的系统不但能够满足系统性能要求，与传统设计方法相比，优化后系统各元件尺寸较小，为气动系统的设计和选型提供了一种新方法。
The test results show that the optimized system using GA can not only meets the requirement of performance but the size of components in it is smaller than that using typical design method.
本文基于前人的研究成果，针对阻性消声器的空气动力性能分别进行理论和试验两方面的研究。
Based on the achievement in the past, the research is carried to the aerodynamic quality of dissipati.
为满足油纸绝缘模拟结构的特殊电气性能试验的要求 ，研制了新颖的气动开关。
A new pneumatic switch was developed in order to meet the requirements of special electric test for simulated oil-impregnated paper insulation system.
通过数值模拟研究不同折转角弯曲扩压叶栅中弯高、弯角对其气动性能影响，利用试验设计和遗传算法实施方案选择和优化设计，给出不同折转角下弯高、弯角最佳匹配范围。
Through a numerical simulation investigated is the impact on the cascade performance of the curved height and curved angle in a curved diffuser cascade having different turning angles.
通过数值模拟研究不同折转角弯曲扩压叶栅中弯高、弯角对其气动性能影响，利用试验设计和遗传算法实施方案选择和优化设计，给出不同折转角下弯高、弯角最佳匹配范围。
Through a numerical simulation investigated is the impact on the cascade performance of the curved height and curved angle in a curved diffuser cascade having different turning angles.
应用推荐