1) working frequency limit
极限工作频率
1.
To control the eddy current losses so as to enhance efficiency,a simple and effective method to caculate the number of slots needed to meet the demands at the working frequency limit is put forward in this paper,instead of by using commercial FE package(i.
本文提出一种简便的几何计算方法,用以计算满足极限工作频率要求的切割份数。
2) limiting frequency
极限频率
1.
Results show that the movement limiting frequency is 253 Hz,thus provide theoretical guide for the frequency setting value of ageing and testing experience,to avoid the abnormal movement with incorrect driven frequency.
分析了电控共轨供油泵进油电磁阀衔铁组件的运动过程,使用Simulink软件对衔铁吸合和回落过程运动时间进行了模拟计算,得到电磁阀部件运动的极限频率为253 Hz,为电磁阀部件在磨合和试验过程中控制系统设定的控制频率提供了理论依据,避免了因输入频率过高而导致的电磁阀部件运动不正常。
3) limit frequency
极限频率
4) frequency limitation
频率极限
1.
This paper deals with output power and frequency features of switched capacitor DC DC converter, suggests the concepts of frequency limitation and power limitation as well as the method to determine the limitation frequency, and further discusses the control methods for the switched capacitor DC DC converter.
探讨了开关电容 DC-DC变换器的输出功率及频率特性 ,提出了频率极限和功率极限概念 ,并得出了极限频率的确定方法 ,进而讨论了开关电容 DC-DC变换器的控制模式。
5) ultimate frequency
极限频率
1.
The ultimate frequency can be taken as an important criterion for evaluating RC beam bridge load capacity.
：通过对钢筋混凝土梁进行不同荷载等级重复静载和动载的交替试验，测出结构从完整到破坏不同荷载等级作用后的频率、振型和阻尼等模态参数，考查其与梁承载力的关系，得出梁频率与荷载等级之间的关系和极限频率值，建议将极限频率作为评定承载力依据，由频率和荷载等级关系的经验公式进行非线性外推求极限承载力，对钢筋混凝土梁桥进行承载力评定。
6) operating limit
工作极限
1.
The test profiles are designed and the methods are provided to search the operating limits through actual HALT.
以军用电子产品的高加速寿命试验(HALT)为研究对象,分析了传统可靠性环境模拟试验的弊端,介绍了HALT试验的特性、目的、优点及发展现状,通过实际的HALT试验阐述了试验剖面设计及被试验产品工作极限的确定方法,并给出试验结论,为同类产品的可靠性设计提供了依据。
补充资料：频率计量(见时间频率计量)
频率计量(见时间频率计量)
frequency metrology: see time and frequency metrology
口n IQ liliang顷率频率计皿(f比quency metrolo盯) 计t。见时闰
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