相关实验视频
Updated: Jul 2, 2025

08:20
In Situ Soil Moisture Sensors in Undisturbed Soils
Published on: November 18, 2022
6.2K
海上风电站的位置选择使用间隔值直观模糊距离测量-RANCOM-WISP方法
Pratibha Rani1, Arunodaya Raj Mishra2, Fausto Cavallaro3
1Department of Engineering Mathematics, Koneru Lakshmaiah Education Foundation, Guntur, Andhra Pradesh, 522302, India.
Scientific reports
|February 26, 2024
概括
选择最佳的海上风电站 (OWPS) 位置需要一个强大的决策模型. 本研究引入了一种创新的方法,使用区间值的直观模糊集来评估不确定性下的OWPS站点.
科学领域:
- 可再生能源系统可再生能源系统
- 决策科学 决策科学 决策科学
- 环境管理环境管理
背景情况:
- 海上风能对可持续发展至关重要,但选址复杂.
- 现有的方法经常与评估海上风电站 (OWPS) 位置的固有不确定性作斗争.
- 准确的场地评估对于最大限度地提高项目的性能和容量至关重要.
研究的目的:
- 开发一种用于评估OWPS地点的新型决策模型.
- 结合多个标准和不确定性观点,使用区间值直观模糊集 (IVIFS).
- 为强大而稳定的OWPS选址提供框架.
主要方法:
- 使用区间值直观模糊集 (IVIFS) 来处理不确定的信息.
- 为IVIFS开发了一种改进的距离测量方法,以获得客观标准权重.
- 使用RANCOM方法对主观标准进行权衡.
- 综合客观和主观权重使用混合IVIFS权重综合总和产品 (WISP) 方法.
主要成果:
- 为OWPS位置评估开发了一个创新的决策分析框架.
- 拟议的IVIF距离测量和WISP方法在处理不确定性方面表现出有效性.
- 该模型已成功应用于印度古吉拉特州的一个OWPS位置选择问题.
- 敏感性和比较分析证实了WISP方法的稳定性和稳定性.
结论:
- 开发的混合WISP方法为OWPS在不确定性条件下的站点评估做出了重大贡献.
- 决策框架加强了海上风能项目的选择过程.
- 这项研究为优化海上风电站的放置提供了可靠的工具.
相关概念视频
Area Computation by the Alternative Coordinate Method
53
The alternative coordinate method, also known as the Shoelace Formula, is a technique for determining the area of a traverse using Cartesian coordinates. This method relies on the sequential arrangement of x and y coordinates for each point of the shape, ensuring accuracy and ease of application.In this approach, each corner's x and y coordinates are listed as fractions, with the x-coordinate as the numerator and the y-coordinate as the denominator. These coordinates are arranged sequentially...
53
Distance Measurements by Taping
38
Tapes are essential in surveying for accurate, durable, and short-distance measurements. Made from lightweight, nylon-coated steel, they offer flexibility and strength for rugged outdoor use. The nylon coating protects against rust and wear, extending the tape's life. Standard lengths, around 30 meters, are marked in meters and millimeters for precision.Surveyors select tapes based on site conditions and accuracy needs. Lightweight, nylon-coated tapes are commonly used for ease of handling and...
38
Design Example: Analyzing Capacity Contours for Flood Risk Assessment
47
Flood risk assessment involves careful planning and analysis to ensure the safety of communities near water retention structures. Capacity contours are a vital tool in this process, as they illustrate the potential spread of water at specific levels in a given area. In the context of building a bund across a small valley, these contours play a critical role in evaluating the safety of nearby residential areas.In this example, the bund is intended to store stormwater in the valley. The engineers...
47
Design Example: Measuring Distance Between Two Points with Obstructions
38
When measuring distances in areas with physical obstructions, such as a lake in a field, surveyors must employ techniques to calculate accurate lengths without direct line measurements. One effective method is the offset technique, which allows for precise distance estimation over inaccessible stretches.In this scenario, a surveyor must measure a side of an area that crosses a lake. Since the measuring tape cannot span the lake, the surveyor begins by establishing a baseline that aligns with...
38
Electronic Distance Measuring Instruments
37
Electronic Distance Measuring Instruments (EDMs) are essential tools in modern surveying, offering precise distance measurements by emitting electromagnetic signals and calculating the time required for these signals to travel to a target and return. Two primary types of signals are used in EDMs — light waves and microwaves — each suited to specific environmental and distance requirements. Light-wave-based EDMs utilize either infrared or laser light, providing high accuracy over short...
37
Design Example: Calculating Safe Diameter for Wind-Exposed Disc
95
Assessing safety in wind-exposed installations is crucial to preventing potential failures. This example explores the calculation and design adjustments needed to mount a circular disc on a building facade, where wind forces are a primary concern. A 4-meter diameter disc was initially designed as an aesthetic feature facing winds at a velocity of 25 meters per second, with an air density of 1.25 kilograms per cubic meter. Given these conditions, the drag force on the disc was determined using...
95

