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相关概念视频

Mesh Analysis for AC Circuits01:12

Mesh Analysis for AC Circuits

349
In the domain of radio communication, the significance of impedance matching must be considered. It is crucial to ensure the efficient transmission of signals between radio transmitters and receivers. Achieving this balance involves using impedance-matching circuits, with one fundamental configuration comprising a resistor, capacitor, and inductor.
The process of harmonizing these impedances begins with a clear understanding of the input and output signals. Once these signals are known, the...
349
Response Surface Methodology01:16

Response Surface Methodology

95
Response Surface Methodology (RSM) is a collection of statistical and mathematical techniques used to develop, improve, and optimize processes. It is particularly valuable when many input variables or factors potentially influence a response variable.
The process of RSM involves several key steps:
95
Design Example: Capacitance Multiplier Circuit01:20

Design Example: Capacitance Multiplier Circuit

721
In integrated circuit technology, a capacitance multiplier is often utilized to produce a larger capacitance value when a small physical capacitance falls short. This is achieved by a circuit that multiplies capacitance values by a factor of up to 1000, such that a 10-pF capacitor can replicate the performance of a 100-nF capacitor.
The circuit illustrated in Figure 1 below incorporates two op-amps, with the first operating as a voltage follower and the second acting as an inverting amplifier.
721
Mechanistic Models: Compartment Models in Algorithms for Numerical Problem Solving01:29

Mechanistic Models: Compartment Models in Algorithms for Numerical Problem Solving

45
Mechanistic models play a crucial role in algorithms for numerical problem-solving, particularly in nonlinear mixed effects modeling (NMEM). These models aim to minimize specific objective functions by evaluating various parameter estimates, leading to the development of systematic algorithms. In some cases, linearization techniques approximate the model using linear equations.
In individual population analyses, different algorithms are employed, such as Cauchy's method, which uses a...
45
Design Example: Underdamped Parallel RLC Circuit01:17

Design Example: Underdamped Parallel RLC Circuit

278
Consider designing an oscillator circuit, a crucial component in various electronic devices and systems. The objective is to create an oscillator circuit with specific characteristics: a damped natural frequency of 4 kHz and a damping factor of 4 radians per second. To accomplish this, a parallel RLC circuit is employed, known for its ability to sustain oscillations at a resonant frequency. In this case, the damping factor is pivotal in achieving the desired performance.
Starting with a fixed...
278
Ampere-Maxwell's Law: Problem-Solving01:17

Ampere-Maxwell's Law: Problem-Solving

558
A parallel-plate capacitor with capacitance C, whose plates have area A and separation distance d, is connected to a resistor R and a battery of voltage V. The current starts to flow at t = 0. What is the displacement current between the capacitor plates at time t? From the properties of the capacitor, what is the corresponding real current?
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...
558

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多目标电阻容量优化算法:一个有效的多目标算法,用于工程设计问题.

Sowmya Ravichandran1, Premkumar Manoharan2, Deepak Kumar Sinha3

  • 1Department of Electrical and Electronics Engineering, Manipal Institute of Technology, Manipal Academy of Higher Education, Manipal, Karnataka, India.

Heliyon
|September 25, 2024
PubMed
概括
此摘要是机器生成的。

本研究介绍了复杂工程问题的多目标电阻容量优化算法 (MORCOA). 摩洛哥在解决多目标优化任务方面表现出强大的效率,在基准和现实世界的应用中表现优于现有方法.

关键词:
工程设计优化工程设计优化蜂巢散热器设计 蜂巢散热器设计多目标优化多目标优化帕雷托的前面电阻容量优化算法 电阻容量优化算法

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科学领域:

  • 计算工程 计算工程 计算工程
  • 优化算法 优化算法
  • 电气工程 电气工程

背景情况:

  • 多目标优化问题在工程设计中提出了重大挑战.
  • 现有的算法经常在复杂的场景中扎,并实现分布良好的帕雷托前线.

研究的目的:

  • 介绍了新的多目标电阻容量优化算法 (MORCOA).
  • 评估摩洛哥在基准和现实世界工程设计问题上的表现.
  • 展示摩洛哥在处理复杂,多目标优化任务方面的能力.

主要方法:

  • 摩洛哥利用电阻电容电路的短暂响应进行优化.
  • 采用基于动态淘汰的拥挤距离机制和非主导分类.
  • 在 ZDT 和 DTLZ 基准套件和六个受约束的工程设计问题中得到验证.

主要成果:

  • 摩洛哥在基准和现实问题上都取得了强大而高效的表现.
  • 与最先进的多目标优化技术相比,展示了优越的能力.
  • 成功优化了一个蜂巢散热器用于热管理系统.

结论:

  • 摩洛哥是一个有效和适应性的工具,用于复杂的多目标优化.
  • 该算法显示了实际工程应用的巨大潜力.
  • 摩洛哥在具有挑战性的设计空间中提供了一种强大的方法来识别全球最佳.