西微所--寰数链烘潅蹇 关键词：EMA；复合驱动；转速波动；TMS320F2812 [gap=589]Key words: EMA; compound driven; speed fluctuation; TMS320F2812
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coefficient of speed fluctuation 机械运转不均匀系数 ; [动力] 转速波动率 ; 机械运转不平均系数
aperiodic speed fluctuation [机] 非周期性速度波动
rate of speed fluctuation 转速波动率
speed fluctuation ratio 速度波动率
rpm peak-to-peak speed fluctuation 转速的峰间速度波动
engine speed fluctuation 发动机速度波动
periodic speed fluctuation [机] 周期性速度波动
Three methods have been developed for misfire detection in internal combustion engines by speed fluctuation signals. They are based on a diagnostic model,waveform analysis and multiple feature integration,respectively.
提出了利用转速波动信号诊断内燃机失火故障的 3种方法 ,包括诊断模型方法 (1 )、波形分析方法(2 )和多特征综合方法 (3)。
参考来源 - 利用转速波动信号诊断内燃机失火故障的研究(1)——诊断模型方法·2,447,543篇论文数据，部分数据来源于NoteExpress
Results show that the motor has good stability. The speed fluctuation is controlled within 3% by the frequency automatic tracking technique.
实验结果表明，该电机具有良好的稳定性，利用频率自动跟踪技术对电机转速进行闭环控制，可以将其转速波动稳定在3%之内。
The wind speed model considering wake effect can describe power output of wind farm more accurately under wind speed fluctuation, therefore the study result is more practical.
考虑风电场内机组间尾流效应的风速模型能较准确地描述风速扰动下风电场输出功率的波动，使研究结果更具有实际意义和价值。
When standard turntable runs, its Angle speed fluctuation is critical for the reliability of calibrated device.
标准转台等旋转体在转动时产生的角速度波动对被标定设备的数据可信度有很大影响。
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