• 电力牵引负荷电力系统中的分布计算采用三相分析法

    The three-phase analysis method should be applied for the distribution calculation of electrical traction load in the electrical system.

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  • 牵引负荷谐波值变化相位离散并且其均值与最大值偏离较大的特点

    The electrical traction harmonics have some unique features such as large amplitude range, phase dispersion and severe deviation of the maximum.

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  • 电气化铁道牵引负荷大宗的工业用电部门,因此它是电力系统重要电能污染源

    Electrified railway's traction load is usually the big consumer for the electric power system, so electrified railway's traction load is the main power quality pollution source.

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  • 因此通过研究牵引负荷得到建立牵引变压器典型负荷曲线方法具有重要的意义。

    So the method of making the typical load curve of traction transformer is great significant.

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  • 针对电气化铁路变电所功率因数不能满足剧烈变化牵引负荷无功补偿要求现状

    The power factor for the railway substation of the electrified railway is low and can not meet the conditions of severe tractive load to reactive compensation requirements.

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  • 检测系统能够满足机车中修上线即可进行牵引负荷试验要求,能够查找机车故障调整标定参数

    With the detection system, traction load test not on the line is possible for the locomotive after mid-haul, and locomotive faults could be located as well that nominal parameters could be adjusted.

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  • 一方面,现代配电网上用于冶炼电弧铁路牵引机车波动性负荷会使电网电压频繁波动,造成电压变。

    On the other hand, because of the fluctuating load, such as arc furnace and railway traction locomotive, the voltage of the network will frequently fluctuate and lead to voltage flash.

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  • 动车组电气负荷建模牵引供电系统设计以及电能质量相关问题评估具有重要意义。

    It is significant in design of traction power supply systems and evaluation of relative power quality problems to build a proper electric load model for the electric multiple units (EMU).

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  • 第四十四电力主管部门应当保证铁路牵引用电以及铁路运营用电重要负荷电力供应

    Article 44 the competent department in charge of electric power shall guarantee the power supply for railway traction and critical loads arising in railway operation.

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  • 加载系统工程机械多功能试验台作为负荷工程车辆牵引性能进行测试核心系统。

    Loading system is the core system of multi - functional engineering machinery as load vehicle to test traction performance of construction vehicle.

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  • 评价牵引变压器负荷能力时,选择典型负荷曲线必须合理,使之能够正确反映线路的牵引变压器运行状况

    The typical load curve which is selected for evaluating the overload ability of traction transformer must be reasonable, it should reflect accurately the operation status of traction transformer.

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  • 模型模拟计算机柴油机负荷特性、速度特性牵引特性

    This model may be used to simulate the load-characteristics, the speed-characteristics and the tractive-characteristics of a locomotive diesel.

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  • 系统采用负荷传感器检测牵引力度电容运转异步电机及其配套装置控制牵引力度。

    This system employs the pulling force sensors to detect traction force and USES capacitance running asynchronism motor with other parts to control traction force.

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  • 研究结果表明牵引冲击性负荷变压器绝缘寿命损失影响很大,不容忽视

    Test results show that the traction loads seriously affect insulation aging and loss-of-life of the traction transformer, which should by no means be overlooked.

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  • 表明小型轮式拖拉机叶轮胶轮提高旱地作业,特别是重负荷作业时牵引附着性能

    So small tractors fitted with iron wheel with lugs can improve tractive and appendiculate performance of tractor in dry land.

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  • 对于牵引单相以及实现负荷有功功率流通采用了改进型单相补偿电流检测方法

    For the simple-phase feature of traction grid and the active power circulating between the two arms, an improved method of simple-phase compensating current detecting is used.

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  • 钢芯钢丝绳的主要用途:各种起重提升牵引设备,金属适用于负荷受热受挤压条件下例如:电铲。

    Main Appplications:Various eqmuipment for derricking, lifting and drawing; the rope with wire core can be used under the shock load, heated and squeezed conditions such as electric shares.

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  • 轮式拖拉机特别是小型轮式拖拉机田地进行重负荷作业牵引附着性能驱动轮滑转严重,造成牵引效率油耗大是普遍现象。

    Wheel tractors, especially small wheel tractors have some well-known disadvantages such as poor traction performance, driving wheel slipping, low traction efficiency and high fuel consumption.

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  • 研究结果证明,牵引馈线负荷概率模型准确描述牵引馈线有功功率无功功率统计特性

    The proposed traction feeder load probability model can be used to describe the statistical characteristics of the active and reactive power of the traction feeder accurately.

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  • 牵引架为Y字型实心梁结构承受更大负荷

    The Y-frame drawbar is constructed from two solid beams that can bear more loads.

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  • 仿真结果表明,该软件计算结果准确可信,适用于高速重载电气化铁道牵引供电系统负荷过程仿真。

    The simulation results indicate that the calculation results of this software are accurate and believable. This software could be applied to high-speed, heavy-haul electrified railway.

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  • 仿真结果表明,该软件计算结果准确可信,适用于高速重载电气化铁道牵引供电系统负荷过程仿真。

    The simulation results indicate that the calculation results of this software are accurate and believable. This software could be applied to high-speed, heavy-haul electrified railway.

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