In some tightness condition, the existence and uniqueness of a vector measure with values in the strong dual of a quasi-barreled space is proved.
证明了在某种紧性条件下拟桶式空间的强对偶空间值的向量测度的唯一存在性。
2
After spacevector PWM modulation algorithms and implementation methods have been analyzed, dual closed-loop vector control system of asynchronous motor is worked out.