The nature of the transverse magnetic fields of multi-beam PPM focusing system and its effects on beam focusing were discussed in theory.
从理论上对多注行波管周期永磁聚焦系统横向磁场的性质以及对电子注聚焦的影响进行了讨论,并借助仿真手段分析了一五注耦合腔周期永磁聚焦系统各电子注通道轴内的横向磁场分布规律,讨论耦合槽结构对横向磁场分布的影响,并对横向磁场造成的电子注偏移进行了粒子模拟。
In the TWTs, the electron-optical system is formed by three components, which are the electron gun, Periodic Permanent (PPM) Magnetic Focusing System and depressed collector, and involve in the field of injecting the electron beam, shaping and maintaining the electron beam, and collecting the electron bean, so it is an impo.
在软件包中电子光学系统有三个模块:电子枪模块UESTC_Gun[10]、周期永磁聚焦系统UESTC_PPM[11]和多级降压收集极UESTC_MDC[12]。
A High efficiency,CW,PPM-Focused TWT for ECM Applications
用于电子对抗的高效率、连续波、周期永磁聚焦行波管
bifilar helix biperiodic electrostatic focusing
双螺线双周期静电聚焦
Additional Periodic Signal to Control Chaos in Permanent Magnet Synchronous Motor
外加周期信号控制永磁同步电动机混沌系统
focus-coil assembly
电磁聚焦组件;聚焦线圈系统;聚焦线圈系统
magnetically focused cascade image intensifier
磁聚焦级联像增强器
circular-focused dynode system
圆周聚焦式倍增系统
Simulation of Backward-Wave Oscillation in Helix Traveling Wave Tube under Permanent Periodic Magnetic Focusing
周期永磁场作用下的螺旋线行波管非线性返波振荡分析
Construction of tissue-engineered cartilage in hydrodynamic focusing bioreactor under cyclic hydrostatic pressure
利用周期性静水压在水力聚焦生物反应器中构建组织工程软骨
Analysis of Impact of Shortened Coking Cycle on Delayed Cokers
延迟焦化装置缩短生焦周期运行分析
INFLUENCE OF COKING PERIOD ON YIELD AND QUALITY OF COKE IN DELAYED COKING PROCESS
延迟焦化成焦周期对焦炭收率和质量的影响
fixed field alternating gradient accelerator
固定磁场交变梯度聚焦加速器
Care must be taken to protect the focusing coils from stray magnetic fields.
必须小心，以防止聚焦线圈产生寄生磁
cycling solenoid valve
周期性工作的电磁阀
Analysis of causes for shortening coking period in large-scale coking units
大型焦化装置缩短生焦周期的原因分析
Analysis and Optimization of Large Transverse Flux Permanent Magnet Machine with Flux-concentrated Design;
大功率聚磁式横磁通永磁电机设计及其优化技术研究
demagnetization by continuous reversals
周期改变磁通方向的去磁
equipment that uses a magnetic or electric field in order to focus a beam of electrons.
利用磁场或电场来聚焦一束电子的设备。
ON ABERRATION THEORY OF THE COMBINED ELECTROMAGNETIC FOCUSSING CATHODE LENSES
关于电磁复合聚焦阴极透镜的象差理论