可变忠实度EM分析和简单定回归替代物用于有效的微波被动电路的全球优化
Anna Pietrenko-Dabrowska1, Slawomir Koziel2,3
1Faculty of Electronics, Telecommunications and Informatics, Gdansk University of Technology, 80-233, Gdansk, Poland.
本研究介绍了一种具有成本效益的方法,用于优化使用电磁 (EM) 模拟的微波电路. 新方法显著降低了计算成本,同时确保了可靠和竞争力的设计质量.
科学领域:
- 电气工程 电气工程
- 计算电磁学 计算机电磁学
- 微波工程 微波工程
背景情况:
- 电磁 (EM) 模拟对于可靠的微波设计至关重要,但在计算上昂贵.
- 全球优化通常对于复杂的微波电路 (例如微型元件,超表面) 是必要的,但会产生高昂的成本.
- 现有的方法在微波电路优化中努力平衡精度和计算效率.
研究的目的:
- 为微波电路开发一种低成本,高效,可靠的全球优化程序.
- 为了解决与传统的EM驱动优化技术相关的计算费用.
- 为了实现对需要全球搜索的复杂微波设计的有效优化.
主要方法:
- 使用基于simplex的回归替代品来建模电路操作参数.
- 在首次全球搜索阶段使用低分辨率的电磁模拟.
- 实施简单的更新规则,以确保算法趋同.
- 为了提高可靠性,将额外的微调与高分辨率EM模型相结合.
主要成果:
- 通过使用简化的替代品和低分辨率模拟,实现了显著的成本效益.
- 在多个算法运行中找到令人满意的设计时表现出了完美的成功率.
- 将计算成本降低到大约60个高分辨率EM分析.
- 与基准优化方法相比,提供了具有竞争力的设计质量.
结论:
- 拟议的框架为全球微波电路优化提供了一个非常具有成本效益的解决方案.
- 替代模型和阶段式电磁模拟的结合确保了效率和可靠性.
- 这种方法对复杂的设计特别有利,在复杂的设计中,全球搜索是必不可少的.
更多相关视频
10:35Using Microwave and Macroscopic Samples of Dielectric Solids to Study the Photonic Properties of Disordered Photonic Bandgap Materials
Published on: September 26, 2014
11:44Real-Time DC-dynamic Biasing Method for Switching Time Improvement in Severely Underdamped Fringing-field Electrostatic MEMS Actuators
Published on: August 15, 2014
相关概念视频
Mesh Analysis for AC Circuits
The process of harmonizing these impedances begins with a clear understanding of the input and output signals. Once these signals are known, the...
Mechanistic Models: Compartment Models in Algorithms for Numerical Problem Solving
In individual population analyses, different algorithms are employed, such as Cauchy's method, which uses a...
Small-Signal Analysis of MOSFET Amplifiers
Equivalent Circuits for Practical Transformers
In a practical transformer, each winding exhibits resistance and leakage reactance. The...
Ampere-Maxwell's Law: Problem-Solving
To solve the problem, we can use the equations from the analysis of an RC circuit and Maxwell's version of Ampère's law.
For the first part of the...
Mesh Analysis
A fundamental concept in mesh analysis is the definition of meshes and mesh currents. A mesh is a closed...
