1) FER
频能比
1.
A Modified Algorithm for Endpoint Detecting of Speech Using FER;
一种改进的基于频能比的端点检测算法
2.
An Endpointing Algorithm of Speech Using FER;
一种基于频能比的端点检测算法
2) frequency band energy ratio
频段能量比
1.
In order to detect the turbopump fault short of fault samples,the spectrums of turbopump vibration signals were analyzed,and the frequency band energy ratio was selected as the fault feature of those signals.
为了解决缺少故障样本情况下的涡轮泵健康状态判别问题,分析了涡轮泵振动信号的频谱,提取了频段能量比作为其故障检测特征,并讨论了自组织映射的竞争学习原理及聚类结果的U-矩阵表示,提出了一种基于频段能量比的自组织映射故障检测算法,并实现了该算法最佳匹配神经元的选择和权重向量的自适应更新。
3) Proportion of low frequency energy
低频能量比
4) the energy ratio of a high frequency band to a low one
高低频段能量比
1.
The wavelet packet transform technique is employed to determine the energy ratio of a high frequency band to a low one.
以小波包分解作为分频手段对暂态电流进行分频,利用高低频段能量比作为保护判据。
5) frequency-band energy ratio
频带能量比例
1.
The decomposed signals in different decomposing levels together with their frequency-band energy ratios were discussed in details, where the third frequency-band is its characteristic band for the oil-film oscillation of the rotor sy.
给出了各频带内分解信号的特点及频带能量比例 ,其中第 3频带是该转子系统在 960 0r/min时产生油膜振荡的特征频带。
6) energy ratio of a high frequency component to a low one
高低频能量比
1.
The analysis in theory shows that the protection based on the energy ratio of a high frequency component to a low one can be applied on the EHV lines equipped with shunt reactors and its performance is hardly influenced by the number and locations of reactors.
理论分析表明,利用高低频段能量比的单端量保护可应用于带并联电抗器的超高压输电线路,且保护性能几乎不受并联电抗器的安装位置与数目的影响,在带并联电抗器的线路发生金属性故障时仍具有较高灵敏度,因此基于高低频能量比的保护应用于带并联电抗器的线路时对过渡电阻的变化不敏感。
补充资料：比结合能
| 比结合能 specific binding energy 原子核内每个核子的结合能。又称平均结合能，是确定核的稳定性的物理量。见核结合能。 |
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条