查询词典 switching line

While the switching overvoltage is 1.8 pu,the minimum air clearance of upper space and lower space on ±660 kV DC double-circuit transmission line tower is 4.8 m and 4.9 m respectively at the attitude below 1 000 m, when at the attitude of 2 000 m, the minimum air clearance of upper and lower spaces is 5.4 m and 5.5 m respectively.

最后，结合宁东-山东直流输电工程的实际情况，在1.8pu操作过电压下，对于海拔1000m及以下地区，±660kV同塔双回塔头的上层空气间隙距离建议为4.8m，下层空气间隙距离建议为4.9m；当海拔为2000m时，这2个距离分别建议为5.4m和5.5m。

Normal bogies of trunk locomotives are not fitted to the switching services on the curve line with small radii.

常规的干线机车转向架不适应小半径曲线上的调车作业，随着机车轴重的增加，这一问题将更加突出。

We provide you with the following high-quality components, you need to improve the reliability of the equipment: signal isolation / transmitter, relay / optocoupler, lightning / surge protector, switching power supply, with a total Line interface, filter / anti-modules, industrial connectors, sensor / actuator interface module, printed circuit board connector, on-site joint boxes, terminals, the button / indicator light, control / Bus cables and other products.

我们为您提供下述的高品质元器件，以提升您所需设备的高可靠性：信号隔离/变送器、继电器/光电耦合器、防雷/浪涌保护器、开关电源、总线接口、滤波器/抗干扰模块、工业用接插件、传感器/执行器接口单元、印刷电路板接插件、现场接线箱、接线端子、按扭/指示灯、控制/总线电缆等产品。

The connection to the 101 test line is established through the switching network.

与101测试线的连接是通过交换网络来建立的。

The objective of design optimization for the current loop is to maximize the cross-over frequency. The results show the stability is improved and the capability of suppressing the switching noise is far better than the original. The objective of design optimization for the voltage loop is to minimize the gain of the line ripple voltage.As a result the bandwidth minishes obviously and optimization design excelles in restraining the ripple.

主电路以总体积最小为优化目标，优化结果表明电路的体积减少了0.5%；电流环以开环穿越频率最大为目标，优化结果表明电流环的稳定性能得到了改善，开关噪声抑制能力明显优于优化前的；电压环以线纹波电压增益最小为目标，优化结果表明电压环的带宽明显减小，纹波抑制能力远远优于优化前的。

The experimental results illustrated distortion ratio of line voltage and efficiency were improved,compared with hard-switching inverter.

实验结果表明：与硬开关逆变器相比，输出线电压的畸变率降低了，效率得到了改善。

The designed line trap is simulated and applied to a switching power system for LEDscreens.

对设计的阻波器进行了数值仿真，并应用于某发光二极管大屏幕的开关电源供电系统。

Switching power supply ; line trap ; harmonics

开关电源；阻波器；谐波

With modified high-altitude parameters and by means of simulating the discharging voltage of switching impulse when the worker is in differnet position of tower window, the hazard rate s and safe distances under various hot-line wor.

通过模拟人在塔窗中不同位置时的操作冲击放电电压以及修正的高海拔参数，校核了各种带电作业方式的危险率和安全距离。

Has manufactured an intelligent car experimental platform, the design intelligent car automatic movement system, uses a piece to insult positive SPCE061A to take the car the examination and the control core; Uses the infrared sensor to examine the switching signal to deliver the monolithic integrated circuit to carry on the recognition, thus sends out the corresponding control command control intelligence car to follow the line travel; Used the impulse modulation the electro-optical sensor to carry on the obstacle the recognition with to evade bonds, sharpened the sensor anti- external interference ability, reduced the car power loss; The car movement by the indicating lamp demonstrated and has joined the pronunciation control function.

制作了一个智能小车的实验平台，设计的智能小车自动运行系统，采用一片凌阳SPCE061A作为小车的检测和控制核心；采用红外传感器检测到开关信号送到单片机进行识别，从而发出相应的控制指令控制智能小车循线行驶；采用脉冲调制的光电传感器进行障碍物的识别与避障，提高了传感器的抗外界干扰能力，降低了小车的功耗；小车的动作由指示灯显示并加入了语音控制功能。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。