振荡频率几乎不受分流劈距的影响,它只是振荡管长的函数。
The oscillation frequency only was the function of oscillating tube length, not influenced by the spliter.
该研究对于工程上的振荡管流以及生物振荡管流将有一定的理论意义与应用前景。
This research has some theoretical significance and using foreground on engineering, especially in studying oscillating flow in bio-tubes.
同时,对振荡管长度、气体分配器的转速等影响脉管式气波制冷机性能的因素进行了试验。
The factors, the length of shock tube, the distributor rotor speed and the ratio of gas expanding, which affect the…
当电流超过限制值时,过负荷电流继电器自动保护振荡管和整流器,同时可以避免由不当操作所引起的频率漂移。
The over-current relay works to protect oscillation tubes and rectifier, when the current exceeds its limits. Frequency deviation caused by faulty operation is also prevented.
问题出在振荡线圈和晶体管之间。
Problems arose between oscillator coils and the transistors themselves.
举例说明,20兆赫兹的峰点是钳位过程结束后主要由场效应晶体管输出电容和变压器漏感引起的寄生振荡产生的。
For example, the peak at 20 MHz in the spectrum is caused by the parasitic oscillation due to the output capacitance of the MOSFET and the leakage inductance of the transformer.
本文还通过计算机计算,得知流体对弯管两侧的冲刷力也是振荡的。
By using computer to calculate, we find the fluid flush on the curved pipe wall is also oscillatory.
文中简要分析了耦合腔行波管产生自激振荡的原因。
The reason of spurious oscillations in CCTWTs has briefly analysised in this paper.
对于不同的传压管径、传压管长度和腔室容积,得到不同阻尼的衰减振荡曲线以及过阻尼时呈单调衰减的回零过程曲线。
Then the different damped oscillation curves and over-damped monotonic decay curves can be obtained for various diameter and length of the pressured tube and various volume of the chamber.
这些装置没有反馈管来控制主喷流,也没有射流的附壁效应。它们的结构很简单可以自激振荡。
These devices have neither feedback pipes to control the main jet nor wall attachment effect of the jet on them.
报道了共振隧穿二极管(RTD)在压力下的弛豫振荡特性。
The relaxation oscillation characteristics of a resonant tunneling diode (RTD) with applied pressure are reported.
考虑到血管具有一定的弯曲度,本文引入了一种新的坐标系统,解决了弯管中的振荡流问题。
Considering vessels have some curve, we solve the oscillatory fluid problems of a curved pipe with circular section by introducing a new coordinate system.
运用两维半、全电磁模型的MAGIC程序对同轴式反射三极管中的虚阴极振荡现象进行了粒子模拟研究。
In this paper the phenomena of the virtual cathode oscillation in coaxial reflex triode are investigated by means of two and one half dimensional and fully electromagnetic MAGIC code.
确信你的耿氏二极管没有同时在音频或高频振荡。
Be sure your Gunn diode doesn't oscillate at audio or HF as well.
通过对电子管高频振荡线路的分析和对导磁体感应器的试验,制作了合适的高频导磁体感应器。
Suitable high frequency magnetic conductive inductor was made through analyzing the high frequency vibrating circuit of electron tube and doing an experiment of magnetic conductive inductor.
本文研究了氖气压、输入电压、管壁温度和放电管气氛对铜蒸气激光器振荡—放大链最佳延时的影响。
Influence of Ne pressure, input voltage, wall temperature and discharge tube atmosphere on optimal delay of the CVL oscillator - amplifier chain is studied.
研究晶体管变频器在各种振荡状况下及不同讯号频率时对有效变频跨导的影响。
The effective conversion transconductance of transistor converters using a PNP transistor operated at different oscillatory conditions and at various signal frequencies are studied.
在变压器的初级使用二极管钳位电路,可以有效地抑制变压器次级的寄生振荡。
And the diode clamp circuit introduced in the transformer primary can apparently restrain from the peak voltage resonance in the rectified diodes.
分析并设计了基于共振隧穿二极管的振荡电路、矢量水声传感器物理结构以及制作工艺,讨论了传感器信号处理方法。
The RTD oscillator, physical structures and fabrication process of vector hydrophone are designed, and the signal processing has been discussed.
因增益与带漏电流和功耗成比例,一个最小漏电流会在MOS场效应管振荡放大器元件能够提供适当的增益用于振荡的时候出现。
Thus, since gain scales with drain current and power dissipation, a minimum drain current exists at which a MOSFET oscillator amplifier element supplies adequate gain for oscillation.
为了使砷化镓场效应管具有建立振荡所需的负阻,我们将其配置为共源结构并在漏极添加合适的开路微带线。
In order to make the GaAs FET having the required negative resonator to oscillator, we use the common source configuration and add the appropriate drain open stub microwave line.
可坍陷管中,当管流速度幅值超过临界速度时,会产生失稳和位移振荡。
When the maximum velocity of an oscillated flow in the collapsible tube exceeds the so-called critical velocity, the tube will become unstable and oscillate with displacement.
通过管中心和其它管线的速度变化趋势,以及圆管径向的速度分布,描述了流场的整体流动特性,揭示了非牛顿流体管道流的速度过冲和振荡现象。
They can easy show the behaviors of the flow in the whole cube, reveal the phenomenon of locity overshooting and damping oscillation of the flow.
这种装置在音频的间息振荡范围内连续可调,信号经半导体三极管放大后用喇叭播放出来。
The device can be adjusted continuously in an audio inter break oscillation range, and a signal is sent out by a loudspeaker through being magnified by a semiconductor triode.
本文介绍了八毫米雪崩管脉冲振荡源的设计及研制,讨论了影响振荡源频谱纯度和相干性的独特的雪崩管特性。
In this paper the design and development of 8mm pulsed IMPATT source are introduced, the unique IMPATT properties which affect the oscillator spectral purity and coherency are discussed.
底加热时,热管内的运动多是循环的单向脉冲流动,并不是工质在某一个U型管或直管内的往复随机振荡。
In bottom heat mode, most of the movement of working fluid is pulsating and one-direction circulating flow, not random reciprocal oscillating in certain straight pipe or U-shaped pipe.
一种用振荡流热管做吸热内管的太阳能真空玻璃集热管,属于太阳能集热器领域。
A vacuum heat collector of solar energy USES the oscillating flow tube as the heat collecting tube.
一种用振荡流热管做吸热内管的太阳能真空玻璃集热管,属于太阳能集热器领域。
A vacuum heat collector of solar energy USES the oscillating flow tube as the heat collecting tube.
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