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

Maximum Power Flow and Line Loadability01:23

Maximum Power Flow and Line Loadability

582
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.
582
Fast Decoupled and DC Powerflow01:24

Fast Decoupled and DC Powerflow

724
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:
724
The Power Flow Problem and Solution01:26

The Power Flow Problem and Solution

829
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 power flow program computes...
829
Control of Power Flow01:30

Control of Power Flow

667
There are several methods to control power flow in power systems:
667
Distributed Loads: Problem Solving01:21

Distributed Loads: Problem Solving

1.1K
Beams are structural elements commonly employed in engineering applications requiring different load-carrying capacities. The first step in analyzing a beam under a distributed load is to simplify the problem by dividing the load into smaller regions, which allows one to consider each region separately and calculate the magnitude of the equivalent resultant load acting on each portion of the beam. The magnitude of the equivalent resultant load for each region can be determined by calculating...
1.1K
Load-frequency control01:28

Load-frequency control

611
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...
611

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

A general design of pyridinium-based fluorescent probes for enhancing two-photon microscopy.

Biosensors & bioelectronics·2023
Same author

Improved figure of merit (z) at low temperatures for superior thermoelectric cooling in Mg<sub>3</sub>(Bi,Sb)<sub>2</sub>.

Nature communications·2023
Same author

IL-33 Downregulates Hepatic Carboxylesterase 1 in Acute Liver Injury via Macrophage-derived Exosomal miR-27b-3p.

Journal of clinical and translational hepatology·2023
Same author

Development of a dual targeting scaffold of SET7/MLL inhibitor for castration-resistant prostate cancer treatment.

Genes & diseases·2023
Same author

The Structure of Terbium in the Ferromagnetic State.

Journal of the American Chemical Society·2023
Same author

Staggered-layer-boosted flexible Bi<sub>2</sub>Te<sub>3</sub> films with high thermoelectric performance.

Nature nanotechnology·2023

相关实验视频

Updated: Jan 14, 2026

Experimental Investigation of the Hierarchical Control in DC Microgrids Using a Real-time Simulator
06:04

Experimental Investigation of the Hierarchical Control in DC Microgrids Using a Real-time Simulator

Published on: February 14, 2025

1.0K

优化虚拟发电厂协调,通过在网络约束下提供位置边际灵活性.

Liye Xie1, Guodong Li1, Min Xu2

  • 1Beijing Power Exchange Center, Beijing, 100031, China.

Scientific reports
|January 12, 2026
PubMed
概括

本研究提出了虚拟发电厂 (VPP) 的新优化框架,以改善脱碳能源系统的长期福利和可靠性. 这种方法提高了运营效率,降低了成本,并大大减少了碳排放.

更多相关视频

A Modeling and Simulation Method for Preliminary Design of an Electro-Variable Displacement Pump
09:04

A Modeling and Simulation Method for Preliminary Design of an Electro-Variable Displacement Pump

Published on: June 1, 2022

3.6K
Large Scale Energy Efficient Sensor Network Routing Using a Quantum Processor Unit
05:30

Large Scale Energy Efficient Sensor Network Routing Using a Quantum Processor Unit

Published on: September 8, 2023

1.1K

相关实验视频

Last Updated: Jan 14, 2026

Experimental Investigation of the Hierarchical Control in DC Microgrids Using a Real-time Simulator
06:04

Experimental Investigation of the Hierarchical Control in DC Microgrids Using a Real-time Simulator

Published on: February 14, 2025

1.0K
A Modeling and Simulation Method for Preliminary Design of an Electro-Variable Displacement Pump
09:04

A Modeling and Simulation Method for Preliminary Design of an Electro-Variable Displacement Pump

Published on: June 1, 2022

3.6K
Large Scale Energy Efficient Sensor Network Routing Using a Quantum Processor Unit
05:30

Large Scale Energy Efficient Sensor Network Routing Using a Quantum Processor Unit

Published on: September 8, 2023

1.1K

科学领域:

  • 能源系统工程 能源系统工程
  • 优化理论 优化理论
  • 计算经济学计算经济学

背景情况:

  • 能源系统的深度脱碳需要先进的优化框架.
  • 虚拟发电厂 (VPP) 需要对长期动态,运营可靠性和在不确定性条件下的合同稳定性进行综合管理.
  • 现有的模型往往难以同时解决这些复杂的,相互作用的因素.

研究的目的:

  • 为VPPs的长期福利优化开发一个全面的建模和解决方案框架.
  • 在各种运营和环境约束下,共同考虑季节性,年度和滚动时间地平线.
  • 确保可计算处理性和对可再生能源产量和需求的随机变化的弹性.

主要方法:

  • 制定一个统一的福利目标功能,将成本,罚款,风险和碳税纳入内部.
  • 整合一个分布强大的优化层与场景减少,稳定性指标和公平性跟踪.
  • 网络可行性,可再生能源整合,可靠性保证和碳核电责任的约束的应用.

主要成果:

  • 在33个总线系统和异构的VPP中证明了有效性.
  • 实现了季节性福利总成本降低8-13%,并减少了约45%的削减.
  • 将关键线路的过载概率降低了20-30%,并量化了碳减排驱动因素.

结论:

  • 拟议的框架提供了一个严格且可适应的蓝图,用于在不确定性条件下优化低碳VPP系统.
  • 在经济福利和系统可靠性方面都取得了定量改进.
  • 碳减排是一个多机制的结果,由减排减轻,重新调度,减少损失和合同再平衡驱动.