It is practical in electric engineering computation to calculate the electric voltage fall and power loss through calculating the power distribution of the loop power networks.
通过计算环式电网中的功率分布，来计算电路中的电压降和功率损耗，对于现场电气工程计算具有一定的现实意义。
Measuring the big-electric current and the big voltage is a difficult work in engineering measurement.
大电流、大电压的测量一直是困扰工程测量学的难题。
Two engineering design projects, practical operation and the calculation method of transformer capacity and start voltage were introduced.
文中介绍了两个工程设计、运行的应用实例，以及变压器容量及起动电压水平的计算方法。
"Electrical system" column should be a brief description of the Electrical and Mechanical Engineering name and the system parameters of major equipment, capacity, voltage level and so on.
“机电系统”栏内应简要描述工程机电各系统名称及主要设备参数、容量、电压等级等。
The use of engineering plastics voltage 220V pump, for family selection.
采用220V电压的工程塑料泵，可供家庭选用。
An approximate formula of voltage loss for application of engineering is given.
给出了便于工程应用的电压损失近似计算公式。
The sag curve at atmospheric over-voltage calculated by this method can meet the needs of engineering.
通过此方法计算在大气过电压情况下的弧垂曲线，能满足工程需要。
The precise location of high-voltage transmission line fault is of great significance and practical engineering value.
高压输电线路故障的准确定位具有非常重要的意义和工程实用价值。
This paper analyzes reasons, effect and allowable range of voltage fluctuation. The pape presents an example and engineering calculation methods for voltage fluctuation.
分析了大功率炼钢电弧炉电压波动和产生原因、影响及允许范，并通过设计实例介绍了电弧波动的工程计算方法及减少电压波动的措施。
This paper elaborates the main hazards of voltage sag as well as the solutions based on an instance of certain airport engineering.
通过某机场工程实例，详细阐述电压骤降主要危害及治理对策。
Analysis the voltage mutual inductor second time circulation checking phase test during the project engineering.
通过工程实践对电压互感器二次回路核相试验进行分析。
The paper briefly introduces the design options, system configuration, equipment selection and engineering application of low-voltage short-line pilot protections in enterprise's power supply system.
简要介绍企业供电系统的低压短线路纵联保护设计方案、系统配置、设备选择及工程应用。
Considering the practical engineering of Guangzhou Metro Line 3 and Line 4, the intelligent low voltage distribution system is briefly introduced.
结合广州地铁3、4号线工程实例，介绍智能低压系统的设计和应用。
In engineering application, the selection of the synchronism voltage is usually according to the principle that the nearest voltages are prior.
在实际工程中，同期电压的取法采用的是“近区电压优先原则”，并使用相关的隔离开关和断路器的辅助触点来实现电压的切换。
This can offer certain reference to engineering design of low-voltage large-power variable-frequency motor.
这对低压大功率变频电机的工程设计具有一定的参考价值。
This can offer certain reference to engineering design of low-voltage large-power variable-frequency motor.
这对低压大功率变频电机的工程设计具有一定的参考价值。
应用推荐