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triphase adj.【電學】三相的。

triphenylmethane

Permanent magnet synchronous motor ( pmsm ) drived by triphase sinusoidal current is research object in this paper . its mathematics models in several coordinate are set up , controlling principles of flux linkage and torque are discussed under dtc and the block diagram of pmsm with dtc is presented 本文以三相正弦波驅動的永磁同步電機( pmsm )為研究對象,建立了其在不同坐標系下的數學模型,并深入探討直接轉矩控制中永磁同步電機的磁鏈和轉矩的控制思想,給出控制方案。

A design adding a dc chopper after the triphase rectification was given to reduce the peak of the pulse of voltage , aiming at the characteristics that the magnitude of the rated voltage of permanent magnet synchronous motor ( pmsm ) is far below that of the power supply , also the electric parameters of the devices were given 針對專用永磁同步電機額定電壓大大低于電網電壓這一特點,為降低電機上承受的峰值脈沖電壓,設計了在三相整流之后增加一級直流斬波器并給出了相應的電氣參數。

Zk voltage regulator series , providing monophase , triphase silicon controlled triggered signals 提供單相三相可控硅觸發信號名稱: ws雙金屬溫度計系列

Xmt - jk80 voltage regulator series , providing monophase , triphase silicon controlled triggered signals Xmt608系列智能數顯溫度調節儀

The principle and application of jszg anti - ferro resonance triphase voltage transformer 抗鐵磁諧振三相電壓互感器的原理和使用

Synthesis of - benzyl phenylacetonitrile promoted by triphase phase transfer catalyst 芐基苯乙腈的三相相轉移催化合成

Monitoring and control system for triphase power supply 三相專用電源屏的監測與控制系統設計