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performance increase
    Network Control Methods Analysis and Performance Increase
    网络控制方法分析及性能提高
    Structural Improvement and Performance Increase of Cyclone Bag-filter
    旋风除尘器的结构改进与性能提高
    The best performance increase of samples is achieved when the magnetic strength is of 810mT and the velocity of current is of 0.73m/s. The setting time could decrease 30min-50min,and compressive strength could improve 20%-30% at early age. The increase of samples prepared with magnetic water is not significant at 28d.
    当磁场强度达到810mT,水流速达到0.73m/s时,性能提高最为明显,水泥初凝时间可以提前30min~50min,砂浆抗压强度早期可提高20%~30%,28d强度增进率有所下降。
    Experimental result of using the SX421 automatic voltage regulators shows that it can simplify the circuitry of system,improve the performance,increase the reliability and reduce the rate of the excitation voltage system.
    实验结果表明,采用SX421自动电压调节器对励磁系统进行改进,可简化系统线路的复杂性,能改善励磁调压系统的性能,提高系统的可靠性,降低励磁调压系统的故障率。
    High frequency and soft switching of converter can reduce the size and weight of transformer and filter, improve electric performance, increase efficiency and reliability.
    变换器高频软开关工作可减小变压器和滤波元件的尺寸和重量 ,改善电气性能 ,提高效率和可靠性。
    The results show as follows; the flowing time and half life cracking drop, and cracking rate constant and demulsification performance increase with its mass concentration or generation;
    结果表明:随着该聚合物的文化代数及质量浓度的增加,油滴液膜排液时间缩短,半生命期减小,破裂速率常数增大,破乳性能提高;
    The experiment results show that prestressing masonry columns, especially the elements with large eccentricity can improve their performance, increase compressive strength and expand their application scope.
    试验结果表明 ,对砌体柱施加预应力 ,尤其在大偏心情况下 ,能够大大改善其受力性能 ,提高抗压承载力 ,扩大其使用范围。
 

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