Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关概念视频

Fast Decoupled and DC Powerflow01:24

Fast Decoupled and DC Powerflow

292
The fast decoupled power flow method addresses contingencies in power system operations, such as generator outages or transmission line failures. This method provides quick power flow solutions, essential for real-time system adjustments. Fast decoupled power flow algorithms simplify the Jacobian matrix by neglecting certain elements, leading to two sets of decoupled equations:
292
P-N junction01:11

P-N junction

684
A p-n junction is formed when p-type and n-type semiconductor materials are joined together. At the interface of the p-n junction, holes from the p-side and electrons from the n-side begin to diffuse into the opposite sides due to the concentration gradient. This diffusion of carriers leads to a region around the junction where there are no free charge carriers, known as the depletion region. The charge density within the depletion region for the n-side and p-side can be described by the...
684
The Power Flow Problem and Solution01:26

The Power Flow Problem and Solution

341
Power flow problem analysis is fundamental for determining real and reactive power flows in network components, such as transmission lines, transformers, and loads. The power system's single-line diagram provides data on the bus, transmission line, and transformer. Each bus k in the system is characterized by four key variables: voltage magnitude Vk​, phase angle δk​, real power Pk​, and reactive power Qk​. Two of these four variables are inputs, while the...
341
Load-frequency control01:28

Load-frequency control

260
Load-frequency control (LFC) is vital for maintaining power system stability, ensuring that frequency and power flows remain within acceptable limits during load changes. Turbine-governor control eliminates rotor accelerations and decelerations following load changes. However, a steady-state frequency error persists when the change in the turbine-governor reference setting is zero. In an interconnected power system, each area agrees to export or import a scheduled amount of power through...
260
Power Factor Correction01:20

Power Factor Correction

265
The power transmission to a factory involves the transfer of apparent power, a combination of active and reactive power. The power factor measures how effectively electrical power is converted into useful work output. The ratio of the real power (KW) that does the work to the apparent power (KVA) supplied to the circuit.
265
Maximum Power Flow and Line Loadability01:23

Maximum Power Flow and Line Loadability

181
The maximum power flow for lossy transmission lines is derived using ABCD parameters in phasor form. These parameters create a matrix relationship between the sending-end and receiving-end voltages and currents, allowing the determination of the receiving-end current. This relationship facilitates calculating the complex power delivered to the receiving end, from which real and reactive power components are derived.
181

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

Knowledge, Attitude, and Practice Regarding Preconception Care: A Cross-Sectional Study Among Healthcare Workers in a Rural Block of Jammu and Kashmir, North India.

Cureus·2026
Same author

Downregulation of PIEZO1 Activity Promotes Breast Cancer Cell Survival under Shear Stress by Modulating β-Catenin and BCL2.

Cancer research communications·2026
Same author

Silymarin as a functional antioxidant enhances oocyte competence and embryo development in Tharparkar cattle (Bosindicus).

Theriogenology·2026
Same author

Siligraphene as targeted carrier for 5-FU anticancer drug delivery ‎with smart release: A first-principles study.

Computational biology and chemistry·2026
Same author

MOF-inspired porphyrinic single sites as promising platforms for stable immobilization of 2-thiouracil: a DFT study.

Scientific reports·2026
Same author

Immobilized Pd-EDTA complex supported on MnFe<sub>2</sub>O<sub>4</sub> magnetic nanoparticles: a highly efficient and reusable new catalyst for esterification of aryl aldehydes.

Discover nano·2026
Same journal

Peripheral B-cell receptor repertoire predicts immune-related adverse events following immune checkpoint inhibitor therapy in advanced renal cell carcinoma.

Scientific reports·2026
Same journal

Effects of black soldier fly (Hermetia illucens L.) larvae zoocompost on the mineral element content of blue honeysuckle berries.

Scientific reports·2026
Same journal

Investigation on absorption refrigeration performance of R1243zf with imidazolium ionic liquid as the working pairs.

Scientific reports·2026
Same journal

DeepTriage-CN: integrating clinical text with vital signs for emergency department admission prediction in an aging population.

Scientific reports·2026
Same journal

Gold nanoparticles as dual-action antiviral agents: disruption of SARS-CoV-2 viral envelopes and RNA integrity.

Scientific reports·2026
Same journal

Comparison of capillary microsampling and venous blood for multi-pathogen serosurveillance.

Scientific reports·2026
查看所有相关文章

相关实验视频

Updated: Sep 13, 2025

In situ Grazing Incidence Small Angle X-ray Scattering on Roll-To-Roll Coating of Organic Solar Cells with Laboratory X-ray Instrumentation
06:49

In situ Grazing Incidence Small Angle X-ray Scattering on Roll-To-Roll Coating of Organic Solar Cells with Laboratory X-ray Instrumentation

Published on: March 2, 2021

6.4K

一个固定规范化的LMF (XE-NLMF) 算法用于单阶段电网接口太阳能PV系统.

Subhranshu Sekhar Puhan1, Renu Sharma2

  • 1Department of Electrical Engineering, ITER, SOA Deemed to be University, Bhubaneswar, India.

Scientific reports
|July 27, 2025
PubMed
概括
此摘要是机器生成的。

一个新的固定正常化最小平均值第四 (XE-NLMF) 算法提高了太阳能光伏系统的性能. 这个XE-NLMF控制器可以提高电网集成系统的稳定性和电源质量.

关键词:
固定规范化线性平均四分之一 (XE-NLMF)线性平均四分之一 (LMF)规范化线性平均四分之一 (N-LMF)共同合点 (PCC) 的一个点.

更多相关视频

Indoor Experimental Assessment of the Efficiency and Irradiance Spot of the Achromatic Doublet on Glass ADG Fresnel Lens for Concentrating Photovoltaics
09:00

Indoor Experimental Assessment of the Efficiency and Irradiance Spot of the Achromatic Doublet on Glass ADG Fresnel Lens for Concentrating Photovoltaics

Published on: October 27, 2017

9.0K
Design and Application of a Fault Detection Method Based on Adaptive Filters and Rotational Speed Estimation for an Electro-Hydrostatic Actuator
06:45

Design and Application of a Fault Detection Method Based on Adaptive Filters and Rotational Speed Estimation for an Electro-Hydrostatic Actuator

Published on: October 28, 2022

1.8K

相关实验视频

Last Updated: Sep 13, 2025

In situ Grazing Incidence Small Angle X-ray Scattering on Roll-To-Roll Coating of Organic Solar Cells with Laboratory X-ray Instrumentation
06:49

In situ Grazing Incidence Small Angle X-ray Scattering on Roll-To-Roll Coating of Organic Solar Cells with Laboratory X-ray Instrumentation

Published on: March 2, 2021

6.4K
Indoor Experimental Assessment of the Efficiency and Irradiance Spot of the Achromatic Doublet on Glass ADG Fresnel Lens for Concentrating Photovoltaics
09:00

Indoor Experimental Assessment of the Efficiency and Irradiance Spot of the Achromatic Doublet on Glass ADG Fresnel Lens for Concentrating Photovoltaics

Published on: October 27, 2017

9.0K
Design and Application of a Fault Detection Method Based on Adaptive Filters and Rotational Speed Estimation for an Electro-Hydrostatic Actuator
06:45

Design and Application of a Fault Detection Method Based on Adaptive Filters and Rotational Speed Estimation for an Electro-Hydrostatic Actuator

Published on: October 28, 2022

1.8K

科学领域:

  • 电气工程 电气工程
  • 可再生能源系统可再生能源系统
  • 控制系统 控制系统

背景情况:

  • 集成电网的太阳能光伏 (SPV) 系统需要对稳定性和电源质量进行强有力的控制.
  • 传统的最小平均四分之一 (LMF) 算法提供稳定性,但可以在杂的环境中进行改进.
  • 现有的方法可能无法完全解决SPV系统中非线性负载和电网干扰的复杂性.

研究的目的:

  • 设计和分析基于固定规范最小平均四分之一 (XE-NLMF) 的算法,用于单阶段,三相网集成的SPV系统.
  • 为了评估XE-NLMF算法的性能与传统的LMF技术相比.
  • 确保拟议的控制器符合IEEE-519电源质量标准.

主要方法:

  • 将SPV阵列与扰动和观察 (P&O) 最大功率点跟踪 (MPPT) 方法集成.
  • 使用拟议的XE-NLMF算法控制电压源转换器 (VSC).
  • 通过MATLAB模拟在不同操作条件下 (太阳辐射,负载变化,电网弱点) 评估性能.
  • 使用时间域状态空间,极零分析,逆变换和Z域技术 (利亚普诺夫,正常) 的稳定性分析.

主要成果:

  • 与传统的LMF相比,XE-NLMF算法在稳定状态下表现优越.
  • 控制器有效地管理太阳辐射和负载条件的变化.
  • 该系统保持电源质量并限制波扭曲,符合IEEE-519标准.
  • 综合稳定性分析证实了拟议的控制器的稳定性.

结论:

  • XE-NLMF算法为三相电网集成SPV系统提供了稳定高效的控制解决方案.
  • 拟议的控制器提高了功率质量和波缓解.
  • 该研究验证了XE-NLMF控制器在实时应用中的有效性和可靠性.