The Influence of the Cross Section Area of DC Electromagnetic Yoke Iron Core on Magnetic Flux and Exciting Current 直流电磁轭铁心截面积对励磁电流和磁通的影响
Research on the Method and Apparatus of Alternating Magnetic Flux Leakage Testing for Sucker Rod 抽油杆交流漏磁检测方法与装置研究
A new method on quantitative analysis of magnetic flux leakage signal based on ant colony neural network is proposed. 提出一种基于蚁群神经网络的漏磁信号定量分析方法。
A new kind of an active reactor with continuous adjustable inductance and resistance is studied based on the magnetic flux control theory in this paper. 研究了一种基于磁通控制原理的电感和电阻连续可调的有源电抗器。
Improved grid-to-earth capacitance measuring of arc suppression coil based on controllable magnetic flux 磁通可控消弧线圈对地电容检测方法的改进
The methods of defect signal extraction in the oil pipeline magnetic flux leakage detection are introduced. 文章介绍了石油管道漏磁检测中缺陷信号的提取方法;
Secondly, based on the study in the principle of ant colony algorithm, the neural network model is established for magnetic flux leakage signals processing. 其次,通过对蚁群算法原理的研究,建立了以漏磁信号为对象的神经网络模型;
Research and Application on Algorithm for Restraining the Magnetic Flux Saturation of Isolated Transformer for TCR 抑制TCR隔离变压器磁通饱和控制算法的研究与应用
But the plate is an essential magnetic flux convergence tool for the slim ticket gates already in practical use. 但是金属板是一个在窄窄的售票门中实际应用的不可或缺的磁通量会聚工具。
A kind of piston-type magnetic flux compression generator ( MFCG) prototype model with a helix winding is developed to prove the working principle of decreasing the inductance for the enlarged current. 为了验证活塞式螺旋绕组磁通压缩发电机(MFCG“)减小电感以放大电流”的工作原理,设计制作了活塞式螺旋绕组MFCG原理样机,并完成了原理实验。
The products obtained by hydrothermal reaction under different magnetic flux are all small size and showed paramagnetic property. 不同磁感应强度下获得的水热反应产物粒径细小,并呈现超顺磁性;
Study of Signal Mechanism Based on Combining Magnetic Flux Leakage and Eddy Current Testing 漏磁与涡流复合探伤时信号产生机理研究磁力探伤器用的退磁器
Design and Validation of a New Sensor for Pulsed Magnetic Flux Leakage Testing 脉冲漏磁检测技术中新型传感器设计及实验验证
In order to detect pipeline by technology of magnetic flux leakage testing it is necessary to analysis flaw signal. 为了应用漏磁检测技术检测管道缺陷,需要对缺陷信号进行分析。
Design and Validation of a New Pulsed Magnetic Flux Leakage Sensor for Detecting Corrosion on Pipeline 管道腐蚀检测中新型脉冲漏磁传感器的设计与实验验证
Spectrum Entropy and Its Application in Characteristics Abstraction of Magnetic Flux Leakage Signals 谱熵分析方法在漏磁信号特征提取中的应用
In this thesis, I take out oil pole as object to research the principium and the method which base on the DSP to detect the magnetic flux leakage on-line in the first place. 本文以抽油杆为对象,研究了基于DSP的抽油杆在线漏磁无损检测技术的原理和方法,并提出了总体的设计方案和解决方法。
A two-stage self-adapting filter method is proposed for implementing noise decrease in magnetic flux leakage signals. 介绍一种两级自适应滤波算法对漏磁信号进行降噪的实现。
Application of autocorrelation analysis in magnetic flux leakage testing signal processing 自相关分析在漏磁信号检测中的应用
Study on simulation and experiment of magnetic flux leakage inspection for inner pipeline 管道内部漏磁检测的仿真与实验研究
Lose a stored charge, magnetic flux, or current; of particles. 丢失微粒的电位起伏、磁通量或电流。
Measures magnetic flux by the current it generates in a coil. 通过在线圈中产生的电流测量磁通量。
Neodymium magnet/ motor structures provide higher magnetic flux levels in a smaller and lighter transducer package. 钕磁铁/马达结构可在小巧而轻型的变频器封装中提供较高的磁通量等级。
And the net magnetic flux entering or leaving a closed surface S is zero. 穿入和穿出一闭合曲面的净磁通为零。
High-speed motorized spindle Magnetic flux Frequency control Torque control Dynamic response; 高速电主轴;磁通;变频调速;转矩控制;动态响应;
High saturation magnetic flux density, high frequency little consumption. 高饱和磁通密度,高频损耗小。
A recognition method of the magnetic flux leakage of defects and patches in pipeline magnetic flux leakage testing is proposed. 提出了管道漏磁检测过程中缺陷漏磁场与补板漏磁场的识别方法。
Magnetic flux intensity is decreased with increasing in current frequency and it is increased with increasing in current. 磁感应强度随频率的增大而依次减小,随电流的增大而依次增大;
The relationship between average value of magnetic flux density in annular channels and excitation electrical currents are experimentally obtained. 通过实验方法研究了剪切通道平均磁通密度与励磁电流的关系;
At the same frequency, magnetic flux density, electromagnetic force and velocity all increase with the current. 当频率相同时,磁感应强度、电磁力和流速随着电流的增加而增加。