1、

A second-order nonlinear model is established by adding the voltage of the dummy nodes in the on-load tap changer transformer model to express the power and voltage relations.

在有载可调变压器模型中引入虚拟节点,并通过该节点的电压来表示理想变压器对功率、电压的转换关系,由此在直角坐标系中建立了无功优化问题的二阶新模型。

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2、
3、

The paper presents configuration and operating principle for noncontact tapping switch that can on-load regulate voltage automatically.

文章介绍一种新型的无触点有载自动调压分接开关的构成和工作原理。

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4、

The Selection on the Structure Types of Power On-Load Tapping Voltage Regulator

电力有载调压器结构型式的选择

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5、

The galloping of iced conductor caused by wind load severely imperils the safe operation of the high voltage transmission line.

覆冰导线由于风载而造成的舞动,严重地威胁着输电线路的安全运行。

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6、

using the parallel electronic voltage stabilizer stabilizes output voltage at high rotate speed, and solves vehicle ′ s permanent-magnet generator's problem of generating stable voltage at wide speed and wide load.

采用并联式电子稳压器稳定高转速时的输出电压,解决了车辆用永磁发电机在宽转速、宽负载范围内输出电压保持稳定的问题。

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7、
8、

secondary discussion on operation of three-phase induction voltage regulator with load

再论三相感应调压器负载运行

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9、

the design goal of this system, which is generating stable output voltage from a large input voltage range and operation with high efficiency in full load range, was successfully realized.

在较大的输入电压范围内,提供稳定的输出电压;在全负载范围内高效率工作的预期设计目标均以实现。

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10、

for kikusui electronic load, there is a 10 msec delay from applying input voltage to drawing presetted current.

对于Kikusui的电子负载﹐从输入电压加入到拉预设值电流﹐期间有10毫秒的延迟。

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11、

the nominal voltage of the load, in volts rms.

负载电压额定值,单位是伏特

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12、

It details core algorithm of the instrument including TDR test, frequency response test, digital tracking filter, power spectral density test, load coil detection, DMT test, voltage test, current test, resistance test and capacitance test.

详细阐述TDR测量、频响测量、数字跟踪滤波、功率谱密度测量、加感线圈检测、DMT测量、电压测量、电流测量、电阻测量、电容测量核心算法。

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13、

for kikusui electronic load, the maximum input voltage is 60vdc.

Kikusui的电子负载﹐最大输入电压是在直流60伏。

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14、

the piezoelectric property of langasite optical crystal is introduced under the load of high repetition rate and high voltage.

介绍了在高重复率高电压的载荷下,以硅酸镓镧为例的电光晶体的压电特性。

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15、

the thesis discussed the fundamental which is voltage grade, reliability, connection mode, transformer load and power equipment.

论文阐述了城市电网规划中电压等级、供电可靠性、接线方式、变压器负荷率取值和供电设施的基本原则。

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16、

the mechanism of that the under-voltage load shedding ( uvls) can improve the transient voltage security is analyzed. the method and steps of setting parameter for uvls considering transient voltage security are put forward.

分析了低压减载(UVLS)改善暂态电压安全性的机理,提出UVLS参数优化整定中考虑暂态电压安全的分析方法与步骤,基于暂态电压安全裕度分析评估了电网暂态电压安全的薄弱区域。

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17、

protection of load side cables in low voltage distribution system

低压配电线路中断路器负载侧电缆的保护

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18、

a kind of novel harmonic elimination ac voltage regulator is proposed. it is made up of a chopper type ac-ac buck converter and a series-compensation boost transformer to realize bi-direction voltage regulation of load terminal.

提出一种新型谐波消除交流电压调节器方案,采用斩波方式AC-AC降压变换器结合输出串联补偿升压变压器实现负载电压的双向调节。

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19、

after testing the endurable voltage and current values of various rated current of igbt modules, the equipment with the suitable module could generates below 200 hz of 300 a transient current pulse when the output load is in 2 Ω and 3 μ h.

实验测试了不同额定电流IGBT的耐迅变电流冲击参数,当线路输出负载为2Ω、3μH时,可以得到200Hz以下近300A迅变脉冲。

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20、

the average of the line currents at rated voltage is the no-load current.

额定电压下线路电流的平均值即是空载电流。

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