因此三台三绕组变压器间通过负载的相互调整可实施分列运行、并列运行与不同台数组合运行方式共计289种。
So totaled 289 kinds of operation modes are presented, such as load adjusting, splitting, parallel and different sets combination etc, among the three transformers.
应用领域:适用于电机、变压器槽绝缘、匝间绝缘和衬垫绝缘。
Application: It is widely used in slot, phase and liner insulating of motor, transformer and so on.
是理想的干式电力变压器、电抗器及其它电机槽间、匝间、层间绝缘材料。
It is an ideal slot, interturn and interlayer insulating material of dry type power transformers, reactors and other motors.
随后利用电路理论对这种变压器的各种相间短路故障进行了分析,得到了各种故障情况下变压器高低压侧各相电流间的关系。
The relations between the currents of all phases and at both sides are drawn out by applying circuit theories and analyzing different inter phase short circuit faults of this kind transformer.
对于无输出隔离变压器的逆变器并联系统,各模块输出电压直流分量不一致会在模块间产生较大的直流环流。
For the parallel inverter system without output isolation transformers, the difference of DC components of the output voltage can cause large DC loop-current among modular inverters.
本文在分析LR电路过渡过程的基础上,讨论了以特定激励源实现变压器绕组电阻零时间常数测量的方法。
On basis of LR circuit transition process analysis, the paper describes measuring method of zero time factor for transformer wire-wound resistor with specific exciting supply.
经研究发现,零序变压器输出电压与断相点间电压u _ (A ' A)成正比。
It is found that output voltage of zero-sequence transformer is proportional to voltage UA 'a between phase-failure points.
介绍了一种适合EMTP仿真程序的变压器模型,该模型能模拟变压器各种匝间短路和绕组对地短路;
A transformer model compatible with the Electromagnetic Transients Program (EMTP) is presented, which can be used to simulate the turn to turn fault as well as also turn to ground fault.
对于无输出隔离变压器的逆变器并联系统,各模块输出电压直流分量不一致会在模块间产生较大的直流环流。
For a parallel inverter system without output isolating transformers, discrepancy in DC biases contained in the output voltage of each module can cause large DC circulating current among inverters.
目前变压器相间后备保护对变压器匝间故障的灵敏度不高。
The transformer backup protection for phase- to- phase faults is not sensitive to the few turn turn- to- turn faults of transformer.
可在气体或油的绝缘系统内作层间绝缘。主要用于六氟化硫互感器和变压器的层间绝缘及匝间绝缘。
It can be used for interlayer isolation of gas or oil insulation system, especially interlayer insulation and turn-to-turn insulation of sulfur hexafluoride mutual inductors and transformers.
结果表明:变压器层间电压分布随时间变化,且与电路外部参数如失谐、原边电容电压等存在关系。
The results show that the voltage distribution varies with time, and it is influenced by circuit extrinsic parameters such as circuit mismatch, primary capacitor voltage, etc.
结果表明:变压器层间电压分布随时间变化,且与电路外部参数如失谐、原边电容电压等存在关系。
The results show that the voltage distribution varies with time, and it is influenced by circuit extrinsic parameters such as circuit mismatch, primary capacitor voltage, etc.
应用推荐