pumping frequency
英 [ˈpʌmpɪŋ ˈfriːkwənsi]
美 [ˈpʌmpɪŋ ˈfriːkwənsi]
网络 泵激频率; 抽运频率
双语例句
- Study of Miniaturized of Spectral Lamp and Physics Package of a Rubidium Frequency Standard; The Investigation of Optical Pumping Devices in Miniaturized~ ( 87) Rb Atomic Frequency Standard
铷原子频标光谱灯与量子系统小型化研究 - The operation mode of pumping station with variable frequency pumps ( VFP) in water supply system is similar to the variable pressure mode with VFPs.
供水系统中取水泵站的变频运行属于变频变压供水方式。 - R& D of Pumping Unit Group Controlling System with Frequency Conversion Based on DC Power Supply Configuration
基于直流供电配置的抽油机变频群控系统研发 - Since 1977, many research works have been done to tune the output frequency of FIR laser, of which some are tried to find the possibility of tuning the laser lines by changing the pumping frequency continuously.
1977年以来，不少学者对如何进行光泵远红外激光的频率调谐做了许多工作。 - Nonlinear Effect of an Open V-type Two-color Pumping System in the Frequency Up-conversion Regime
开放的V型双色泵浦系统频率上转换区域的非线性效应 - The influence of the pumping light on transverse modes of the frequency doubled laser is studied has been studed.
研究了泵浦光对倍频激光横模的影响。 - He~ 4 Optical Pumping Magnetometer of Frequency Follow-up Mode and Its Application to Magnetic Gradiometer
频率跟踪式He~4光泵及其在梯度磁强计中的应用 - Efficiency optimization control for water-supply pumping stations driven by frequency converter
变频调速给水泵站效率最优控制策略 - The heating system uses double circuit pumping with frequency conversion, and controls the pressure drop at the main pipes.
供暖水系统为二级泵系统，二级泵配备变频调速装置，控制管网始端压差，系统采用变频调速泵定压。 - All the results show that the flatness of the gain spectrum is closely related to the pumping frequency grid.
研究结果表明，增益平坦程度与泵浦波的频率间隔密切相关。 - Diffused laser light optically pumped cesium beam frequency standard is a new pumping probing scheme of optically pumped cesium beam frequency standards.
对本北京大学铯束频标实验室所提出的一种光抽运铯束频标的新结构弥漫激光抽运斜入射光检测铯束频标进行了首次实验。 - In addition, the output power of green light is up to 108 mW. The single longitudinal mode can be operated by decreasing the pumping power. The output power of single frequency green light is more than 10 mW.
此外，用1W国产半导体二极管泵浦一块浓度2%的晶体，其最高输出绿光达108mW，降低输入泵浦功率，单频绿光功率大于10mW。 - According to 1-D skin effect equation, thickness of tubing wall was calculated and selection tables for pumping frequency, different detection speed, same hole and same depth, same hole and different depth were listed.
根据一维趋肤效应方程，计算管材壁厚并列出激励频率选用表、不同探伤速度的激励频率选用表、同孔同深度和同孔不同深度的激励频率选用表。 - The beam pumping unit is modified into intelligent pumping unit by adopting variable voltage variable frequency ( VVVF), programmable logic control ( PLC) and power electronics.
在保留游梁式抽油机优点的基础上，采用变频调速、可编程控制和电力电子等高新技术将游梁式抽油机改造成为智能抽油机。 - In many factories or community, have the independent water-supply pumping station, this kind of small pumping station most adopts frequency conversion and constant pressure to supply water, field control.
在许多企业或小区中，都建有独立的供水泵站，这种小型泵站多数采用变频恒压供水，现场控制。 - Two sets of the laser system, working on pumping frequency and probing frequency respectively, are installed together with a cesium beam tube and a frequency control electronics set, forming a set of optically pumped cesium beam fre-quency standard.
两套激光系统分别工作在抽运跃迁频率和检测跃迁频率上，与小型密封铯束管及频标电路共同组装成一台光抽运铯束频标。 - The entire research subject is to research and develop an fiber-optic current and voltage measure system based on Faraday effect and Pockels effect against the background of the control system of the Dagang Oil Field's oil pumping equipment& high voltage great power frequency converter.
本课题以大港油田抽油设备的控制装置&高压变频器为背景，研究开发了一套基于法拉第旋光效应及泡克尔斯效应的光纤电流电压检测系统。 - The paper introduces the yellow project pumping station frequency conversion speeder, and analyses the principle of the frequency modulation and the supplementary equipment performance.
介绍了引黄工程泵站变频调速装置，对其变频调速原理及其配套设备的性能进行了详细分析。 - Basic study of the treatment of underarm odor by the combination of swell pumping and frequency melting
肿胀抽吸结合射频消融对腋臭治疗的基础研究 - In the experimental system of the small cesium beam frequency standard with sharp angle incident laser light pumping and sharp angle incident laser light probing, the light frequency shift ( mainly caused by AC Stark effect) caused by fluorescence from pumping region was calculated theoretically.
本文对斜入射激光抽运斜入射激光检测小型铯原子钟实验系统上光抽运区荧光引起的光频移（主要是交流斯塔克移动）作了理论计算。 - Process of acousto-optical Q-switched was analyzed in DPL, at certain pumping rate and repetitive frequency, and the influence of diffraction efficiency on output characteristics was obtained.
对二极管泵浦固体激光器（DPL）声光调Q过程进行分析，得出了在一定的泵浦速率和重复率下，衍射效率对输出特性的影响。 - The principle, composition and the functions of the automatic control system of this pumping station including the safety chained mechanism, diagram control and frequency speed control systems are presented in this paper.
本文介绍了该出口泵站的控制原理、自动控制系统的组成和功能以及控制的安全联锁、图控系统和变频调速系统。 - The linear motor pumping units of most peculiarity uses frequency conversion and control, directly changing electric energy into straight reciprocating motion.
这种抽油机最大特点是改变了过去各种抽油机将电能转变为旋转运动，再通过机械方式转变为直线往复运动的方式，通过变频和控制直接将电能转变为直线往复运动。 - The second is the measurement data to pumping frequency filtering and median filtering. Last, according to the actual progress of the study can be made to improve the system and deficiencies.
第二是对测量数据采取抽频滤波和中值滤波，以及测量结果比较分析。本文的最后，根据实际研究的进展情况提出了系统的可改进性和不足之处。 - The existing non-beam pumping unit which has adjustable pumping stroke and pumping frequency, because of its shortcomings, their promotion and application are limited.
现有的无游梁式抽油机虽然冲程、冲次可调，但是由于自身的种种缺点，限制了它们的推广使用。 - The system control algorithm using fuzzy control, in accordance with a single stroke of the oil flow to adjust pumping unit frequency of stroke to make significant energy savings and mechanical wear decreased.
该系统控制算法采用模糊控制，根据单个冲程内的出油流量，调整抽油机的冲次值，达到了使抽油机节能效果显著、效率提高、机械磨损下降的目的。 - However, the response frequency is same to the pumping frequency and not the natural frequency.
由于实际结构在简谐激励下的稳定响应频率为激振频率，而不是结构的固有频率。 - The results indicated that the best adjusting modes of the two pumping station are both adjusting rotational speed by frequency conversion. This is because the relative variable ranges of the two pumping station head are large.
结果表明，两座泵站的最优工况调节方式均为变频变速调节，这是由于这两座泵站的扬程相对变幅较大。 - Increasing the pumping rate, the frequency of the relaxation resonant oscillation ( RRO) moves toward higher frequency and the amplitude of RRO peak decreases.
随着泵浦速率的增大，激光器的弛豫振荡频率向高频方向移动，而弛豫振荡的幅度减小。 - The existing beam pumping unit often have empty pumping, liquid hammer, as a result of its unadjustable pumping stroke and pumping frequency, causing great damage to the pumping unit and huge waste of energy.
现有的游梁式抽油机在工作时，由于其冲程、冲次不可调，往往会出现空抽、液击现象，造成抽油机的损坏以及电能的巨大浪费。