LC滤波器的仿真设计外文翻译资料

 2022-09-08 13:10:37

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Highlights

亮点:

A complete high-level shipboard power generation and distribution system is simulated over a given mission cycle and typical load profile. In this design, the power distribution is a dual bus configuration split along the Port and Starboard sides of the ship.

一个完整的高水平的船用电力发电和配电系统是可以通过一个给定的任务周期和典型负荷曲线来模拟出来的。通过这种设计,电的分配是沿双总线配置,分左舷和右舷两侧供电。

Observe synchronous generator performance. Observe that the generator voltage/currents have little harmonic disturbances under a no-load condition.

观察同步发电机的性能,观察使发电机电压/电流在一个无负载状态下的小的谐波扰动情况

However when typical large non-linear load conditions are applied not only does the generator currents become more complex due to the harmonic interference, but these result in highly undesirable AC torques on the synchronous generator machines in the system.

然而,当典型的大的非线性负载工况被应用之后,不但电机的电流由于这些谐波的干扰变得更加复杂混乱,而且还会导致高强度的不良的交流力矩出现在系统的同步发动机等设备中。

As an example, a multi-stage filter, which is targeted to reduce the 5th and 7th harmonic disturbances, will be introduced in-line with the Port bus at the source of the distortion. The Starboard bus is left as is to permit the user to perform comparative exploratory study.

举一个例子,一个多级滤波,这是以减少第5次和第7次谐波的干扰作为目的,将被引进来,安装于左舷供电汇流排谐波源处。右舷母线保持不变以方便对比研究。

安装设计/实验说明

This example illustrates use of a wide variety of standard SaberDesigner modeling, simulation and analysis features to address the important issues related to the design of complex Shipboard Power Generation and Distribution systems. Here is a summary of the features and elements that can be used to include simulation as part of a design and development project for this type of application:

这个例子说明使用各种标准Saber设计师的建模,仿真和分析功能,解决的重要问题涉及到复杂的舰载发电的设计和分配系统。这里有一些原理和特征的总结,可用于包括把仿真作为设计和开发项目的一部分,进行应用:

Saber Sketch or iQBus

bull; Extensive Library of Parts (Mixed Mode amp; Mixed Discipline)

bull; MAST Modeling Language

bull; Symbol Editor (For new Models)

bull; Schematic Capture

bull; Mission (DriveCycle) Profile Editor

bull; Load Profile Editor

bull; Magnetics Characterization Tool

bull; Image Export

1:零件的扩展库(混合模式或混合纪律)

2:MAST建模语言

3:符号编辑器(新模式)

4:原理图采集

5:任务(DriveCycle)配置文件编辑器

6:加载配置文件编辑器

7:磁表征工具

8:图像导出

SaberGuide Simulation and Analysis

SaberGuide仿真与分析

bull; DC Operating Point and Transient Analysis

bull; Fourier Analysis

bull; Small Signal Analysis (Amplitude amp; Phase versus Frequency)

bull; Linear Systems Analysis (Pole/Zero Plots, Root Locus)

bull; Experiment Editor

1:直流工作点和瞬态分析

2:傅立叶分析

3:小信号分析(振幅和相位与频率)

4: 线性系统分析(极点/零点图,根轨迹)

5: 实验编辑

SaberScope Waveform Post-processing and Display

SaberScope示波器波形显示和后处理

bull; Time Domain amp; Frequency Domain Plots

bull; Fourier Spectral Plots

bull; Pole Zero Plots

bull; Waveform Display and Annotation

bull; Export Image

1时域和频域图

2:傅立叶频谱图

3:零极点图

4: 波形显示和注释

5: 导出图像

JumpStart Designs and Experiments

快速启动设计及实验

bull; Shipboard Power Generation and Distribution System Schematic

bull; Jump Start Experiment (Experiment Editor)

1: 船用发电和配电系统原理图

2: 快速启动实验(实验编辑器)

Auxiliary Analyses and Experiments - Power Line Filter Design

Example

辅助分析及实验 - 电源线滤波器设计例

System Description系统描述

The simplified Power Generation and Distribution System of a large ocean

going Ship with electrical propulsion is the subject of this project and is captured in the Jump Start Design schematic. The system consists of the following elements:

bull; Diesel Speed Command Stimulus

bull; Two Diesel Generator Sets (13.8KV, 60 Hz)

bull; Main High Voltage Circuit Breakers

bull; Step-down Transformer Assemblies

bull; Power Line Harmonic Filter Assembly

bull; Shiprsquo;s Service Power (460 VRMS) Load Center Circuit Breakers

bull; Various Shipboard Electrical Loads

bull; Temporary Electrical Overload

bull; Rectifier/Step-down Transformer Assemblies

bull; Propulsion Motor Load Elements

大型远洋船舶电力推进的简化发电和配电系统是这个项目的主题,并在快速启动设计的原理图中被重现,该系统由以下元素组成:

bull;柴油速度指令激励

bull;两个柴油发电机组(13.8KV,60赫兹)

bull;主高压断路器

bull;降压变压器组件

bull;电源线谐波滤波器组装

bull;船舶服务电源(460 VRMS)负荷中心断路器

bull;各种船用电气负载

bull;临时用电超负荷

bull;整流/降压变压器组件

bull;推进电机负载原理

The Diesel Generator Sets (DG) in the power generation system supply 13.8KV primary power to the Shipboard electrical system. Two independent Diesel Generator (DG) sets provide for load sharing and redundancy (for reliability and emergency operation). The DGrsquo;s are driven from a speed command profile to simulate start-up from zero speed to operating speed. Each DG employs a simplified Diesel model and a detailed dq0 axis synchronous generator model with a wound field and both d- and q- axis damper windings. The model is designed to run at 3600 RPM (2 Pole, 60 Hz). A speed control loop is provided to maintain the desired speed.

柴油发电机组(DG)在发电系统中将13.8KV电源作为主要动力供给舰载电力系统,两个独立的柴油发电机(DG)组提供负载均衡和冗余(出于可靠性和应急操作的考虑),该分布式发动机是被一个以速度指令来模拟从零速启动到正常运行速度的配置文件来驱动的,每个柴油发电机采用了一个简化的柴油机模型和一个电磁式的复杂的dq0轴同步发电机模型以及两个d-和q-轴的阻尼绕组,该模型被设计成在每分钟3600转(2极,60赫兹)运行,一个速度控制环被提供来维持所需要的速度。

A programmable current source is used to provide the required level of DC field current for the generator

一个可编程电流源用来给发电机提供所要求的直流励磁电流。

Main circuit breakers are used to connect or isolate the DGrsquo;s from the loads. Opening and closing of the breakers i

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