查询词典 phase

The space quadrature vector oriented control can decouple between output current and frequency of the inverter by Park transformation, which guarantee the quite high accuracy of the 90 degree phase angle between the two-phase output current that supply for two phase electromagnetic stirrer in quite low frequency.

提出了一种基于空间矢量定向的二相电磁搅拌器逆变电源的结构和控制策略，该逆变器采用六桥臂式主电路拓扑结构，逆变器的第三相桥臂与两相电磁搅拌器的中点相连。

It separates the network into symmetrical parts and unsymmetrical parts,synthetically uses sequence compo nents an d phase components.In the sequence domain,it equals the symmetrical parts to its boundary nod es;in the phase domain,with the po lym orphic calculationtechnique,it deals wi th all kinds of faults directly without huge calculating work as it is in the conventional phase compo nents methood.The example shows the advantages of this improved method.

该方法以相分量故障处理方法为依据，在序坐标下化简对称部分，等效到其边界节点，在相坐标下对化简后的网络处理各种简单和复杂故障，采用多态计算技术，以矩阵变换代替传统的数值方程的计算，避免了相分量法计算量大的缺点。

The 60kVA three phase photovoltaic grid -connected power system made of three single phase 20kVA photovoltaic grid -connected power equipment based on technology of parallel combined shift phase PWM have been operated.

以移相PWM并联组合技术为基础，采用3 个单相20kVA的光伏并网发电装置组成60kVA三相光伏并网发电装置，已投入运行。关键词：光伏并网；功率组合技术；移相PWM；电流跟踪

The multilevel partitioner of MVP achieves the better partitioning of weighted undirected graph by introducing the graph core during the coarsening phase,the spectral graph theory during the initial partitioning phase and swarm intelligence during the refinement phase.

MVP系统的多水平剖分程序引入图核到粗化阶段，谱图论到初始剖分阶段，群智能到投影优化阶段，得到了无向赋权图更优的剖分。

The multiphase transport model of heavy ion collision includes parton phase and hadron phase and is suitable for the study of phase transition.

相对论重离子碰撞的多相输运模型AMPT中包含有部分子相和强子相，比较适合于研究两相之间的转变。

The tectonic evolution of southern Junggar basin can be classified into seven stages: stage of intracontinental rift from middle Periman to late Late Carboniferous; stage of weak extension and peneplane from late Permian to early Triassic; stable depression stage in middle-late Triassic; maximal basin formation phase in the setting of weak extension in early-middle Jurassic; inactive depressed basin formation phase in thrust setting in middle-late Jurassic; stable depression stage in Cretaceous and Eogene; foreland depressed basin formation phase in thrust setting in Neocene and Quaternary.

准噶尔盆地南缘晚石炭世以来盆地构造演化可划分为七个演化阶段：晚石炭世—中二叠世陆内裂谷作用阶段；晚二叠世到早三叠世处于弱伸展-稳定坳陷作用阶段；中、晚三叠世准平原化作用阶段；早、中侏罗世为弱伸展背景下广盆形成阶段；中、晚侏罗世冲断背景下的坳陷盆地形成阶段；白垩纪到古近纪弱伸展背景下的稳定坳陷盆地形成阶段；新近纪—第四纪为冲断背景下的前陆坳陷盆地形成阶段。

In phase calculate of phase-shifting interference technique,Because of the periodicity of function arctan,all the phase values are ranged over-π to π.

在移相干涉技术的相位计算中，周期函数arctan的相位值分布在之间，相位值分布的跃变形成了被压包后的波面。

After the tripped phase current from shunt reactor was calculated using the transient fault model as the prototype whether transient or permanent fault, the difference between the calculated current and the measured one of the fault phase from shunt reactor was employed to identify permanent fault. When the single-phase fault is transient, the calculated current is close to the actual measured current.

该方法以瞬时性故障为参考模型，求取并联电抗器故障相电流，采用该求取电流与并联电抗器故障相实际测量电流之差同中性点小电抗器电流幅值比来实现永久性故障的判别。

Results show that the phase boundary comprises two segments relating to the purely new phase and mixed phase respectively.

相边界包括纯新相和混合相两段。

In the theoretical calculation, the direct calculating method of the high pressure phase diagram of ternary system was worked out on the basis of the boundary theory of phase diagrams and the principles of the calculation of high pressure multicomponent phase diagrams.

在理论计算方面，根据相图的边界理论和多元体系高压相图的计算原理，提出了直接计算三元体系高压相图的方法和计算过程。

Putt your way through 36 fun-filled holes of minigolf on 3D designed courses with elevated greens, bunkers, bridges and water hazards, among other crazy obstacles.

您的推杆方式，通过36个有趣的填孔迷你的三维设计的课程，以提升绿党，掩体，桥梁和水的危害，除其他疯狂的障碍。

Some participles can be used either as attributes or as predicatives.

有些分词既可当定语用，也可当表语用。