| 1. | Intelligent locomotive voltage regulating switch tester 智能机车调压开关测试仪 |
| 2. | Automatic voltage regulating relay 自动电?调整?电器 |
| 3. | Voltage regulating transformer 可调电压变压器 |
| 4. | Design of soft - start control system for pumps and analysis of energy - saving by voltage regulating in light load 水泵群软启动控制系统设计及轻载调压节能分析 |
| 5. | This paper analyzes the unitary structure and work principle of the power source and explains the work principle of scr pre - regulate circuit , serial voltage regulate circuit and high frequency switch circuit 文章中分析了电源的整体结构和工作原理,并详细的讲述了预稳压电路、线性串联稳压电路、功率推挽变换电路等电路的工作原理。 |
| 6. | The system can display out voltage and out current . 80c198 microcomputer is used as the control circuit of this power source . the serial voltage regulate technology , high frequency switch technology and scr pre - regulate technology are adopted in the main circuit 电源的控制电路选用80c198单片机为核心,主电路采用线性串联调整稳压技术、高频开关技术和可控硅预稳压技术。 |
| 7. | The choices of parameters of transformer , secondary output voltage , maximum output current , capability , voltage regulating progression and step voltage are the crucial factors , which determines the degree of lw graphitization process 内串石墨化工艺的关键设备是变压器,变压器的参数:二次输出电压、最大输出电流、容量、调压级数、级差电压选择的合理与否,决定了内串石墨化工艺水平的高与低。 |
| 8. | Featured in high voltage regulating accuracy , good dynamic performance and less voltage waveform distortion , combined with high efficiency and compact structure , series l190 diesel generating sets can operate reliably with long life and good economic performance 该系列机组具有调压精度高,动态性能好,电压波形畸变小,效率高,结构紧凑,维修方便,工作可靠,使用寿命长,经济性能好等特点。 |
| 9. | We discussed the four - legged inverter with space vector modulation ( svm ) to aim at three - phase four - line output ; we introduced the principle of three dimensions svm , and attained the related control scheme . with the illustration of 15kva vscf power inverter , we tested and verified that the inverter system under 3d svm control can realize the three phase four line output and linear voltage regulating 针对三相四线输出的电源系统,对采用空间矢量控制的四桥臂逆变器进行了深入研究,对三维空间矢量调制方案进行了分析求解、仿真,并给出了适用于15kva变速恒频电源变换器的解决方案,实现了变换器的三相四线输出以及线性调压。 |
| 10. | These two methods can alleviate the inrush current . this paper research voltage and current close - loop control flyback converter and isolated boost converter with peak current mode pwm controller . the start process of flyback converter is divided into three stages : inrush current , current regulating and voltage regulating stages 分析了两个起动过程: 1 )电压电流双闭环控制flyback变换器的起动过程,可分为电流过冲阶段,电流调节器调节阶段和电压调节器调节阶段三个阶段。 |