Research and Parametric Design of Offset Press Following Mechanism;
胶印机随动调压机构的研究与参数化设计
Based on comprehensive study of air seepage in the workings and pipe flow of ventilation system,a mathematic model for air pressure adjustment in a fire over a great extent to describe completely and accuratily the mechanism and process of air pressure adjustment.
以采场渗流与通风系统的管流进行一体化分析为出发点，建立的大面积火区调压仿真模型从数学上完整、准确地描述了大面积火区调压机理及过程。
Seletion of switch with on-load voltage regulation of 110kV direct step-down rectifying equipment;
110kV直降式整流装置有载调压开关的选择
The voltage regulation action of controlled reactor in distribution network is introduced.
介绍了可控电抗器在配电网中的调压作用 ,它可以有效抑制电网电压的波动 ,改善供电质量。
Then on basis of the binary Trans- former Regulator system, the hardware circuit of the voltage regulation system is given, including the main circuit and the control circuit.
对二进制变压器组稳压系统进行了研究,给出了调压系统硬件电路,包括主电路和控制电路,并进行了软件设计。
The principle of thyristor voltage regulator was discussed.
阐述了晶闸管调压电路的原理,研究了异步电动机功率因数角随转速变化的规律以及功率因数角的检测方法。
AC chopping voltage regulator is characterized of high performance,now being extensively applicable in small and medium voltage regulation .
交流斩波控制调压技术是一种新型高性能的交流调压技术 ,在中小交流调压领域获得广泛应用。
AC chopping voltage regulator is characterized of high performance, now being extensively applicable in small and medium voltage regulation By comparison of the topologies having been given in reference, this paper gives their advantages and disadvantages , applying occasions respectively Based on the comparison, one of the topology is chosen for a novel water heater .
交流斩波控制调压技术是—种新型高性能的交流调压技术,在中小交流调压领域日益获得广泛应用。