【转载 | 电磁录音频谱 | 阿尔斯通(庞巴迪) IGBT-VVVF】英国铁路Class 720列车

Description
https://www.youtube.com/watch?v=EvtbhJeTb5I

原视频发布于2024年10月14日
原作者:Youtube@ItsYa165 (https://www.youtube.com/@ItsYa165)
** 经原作者授权许可后发布 **
本视频仅在B站发布,严禁转载到国内其他平台!

原视频标题:Alstom IGBT VVVF | Class 720 Traction Sound | PWM Inverter - Class 720 Inductor Recording
--- 以下为原视频简介 ---
Class 720 traction inverters - part of the Aventra platform for the UK using the Mitrac TCMS.

We can see: 700Hz RCFM, followed by various sync modes which appear to be parametrised by the modulation index.

Noise reduction post-processing:
Manual noise removal

Equipment used:
2x 1000mH telephone pickup coil
Sony ICD PX470

Class 710 Traction Motor Sound
Class 720 Traction Motor Sound
Class 730 Traction Motor Sound

#induction #inductorwindingmachine #motor #vvvfサウンド #vvvfインバータ #vvvf #train

Comments

57路28585 2025-07-06

s9-e9-e7-e5-e3-1

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