1、

Temperature data in transformer core during heating up under no-load test are analysed, and mathematical model for temperature rise curves at some test points established, thermal time constant in its expression assumed as a linear function of time.

分析了变压器空载试验时铁心温升过程的温度数据,得出试验点温升曲线的数学模型,其表达式中热时间常数为时间的一次函数,而试验点的极限温升可直接求出。

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2、

Taking the error occurring in no-load test of three phase AC traction motor in our company as example, analyzing with symmetrical components method, the main cause of error-three phase non-symmetry and corresponding solutions were given in this paper.

根据本公司轨道交通用三相异步电动机在空载试验时所出现的误差,用对称分量法进行分析,找出电源的三相不对称是三相异步电动机空载试验时产生误差的主要原因,并给出了相应对策。

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3、

Data Acquisition and Process System of Virtual Instrument on Asynchronous Motor's No-load Test

异步电机空载试验的虚拟仪器采集处理系统

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4、

Among them, no-load test and stall test are the most important.

其中最为重要的当属空载试验和堵转试验。

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5、

Testing Method with Microcomputer for No-load Test of Transformer

变压器空载试验微机化测试方法

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6、

No-load Test: No-load characteristic curve analyze all kinds of loss;

空载试验,空载特性曲线,分析各种损耗。

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7、

The system is used to test the motor including resistance test, temperature rise test, locked-rotor test, no-load test, load test and M-S curve test.

用于完成电动机的各种型式试验,包括电阻试验、温升试验、堵转试验、空载试验、负载试验和M&S试验。

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8、

Not only the non-linear characteristics is considered but also the impact of residual magnetism Finally, dynamic test is set up under the situations of internal failure, external fault, closing with no-load.

这样既可以模拟非线性同时又考虑了剩磁的影响。最后,针对内部故障、外部故障、空载合闸等情况进行了动模实验。

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9、

Research on Accurate Measuring Method for Transformer No-load Field Test

现场变压器空载试验的精确测试方法研究

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10、

no-load running test device for main components of drilling rig

石油钻机主要运动部件空载运转测试装置

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11、

Electric Characteristic of the GIS and Switching Test on No-Load Bus

GIS的电气特征与切合空载母线试验

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12、

Test and Research on Switching No-load Overhead Lines Using High Voltage Circuit Breaker

高压断路器开合空载架空线路的试验研究

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13、

The debugging of control circuit includes hardware and software debugging. The debugging of main circuit is consisted of no-load debugging and load test.

控制电路的调试包括硬件和软件两方面,主电路的调试包括空载调试和负载调试。

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