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相关概念视频

Fast Decoupled and DC Powerflow01:24

Fast Decoupled and DC Powerflow

176
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:
176
Load-frequency control01:28

Load-frequency control

126
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...
126
The Power Flow Problem and Solution01:26

The Power Flow Problem and Solution

174
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...
174
Control of Power Flow01:30

Control of Power Flow

253
There are several methods to control power flow in power systems:
253
Distribution Reliability and Automation01:25

Distribution Reliability and Automation

105
Distribution reliability in electrical power systems is critical for ensuring an uninterrupted power supply to consumers at minimal cost. According to IEEE Standard Terms, reliability is the probability that a device will function without failure over a specified time period or amount of usage. For electric power distribution, this translates to maintaining continuous power supply and addressing customer concerns over power outages. Several indices, as defined by IEEE Standard 1366-2012, are...
105
Power Factor Correction01:20

Power Factor Correction

157
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.
157

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相关实验视频

Updated: Jun 8, 2025

Author Spotlight: Optimization of Airflow Velocities in Battery Cooling Systems for Enhanced Thermal Performance and Reduced Energy Consumption
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基于最佳自适应式启发式算法,以灵活负载的能源优化为基础,使用智能电网中的需求响应.

Hisham Alghamdi1, Lyu-Guang Hua2, Ghulam Hafeez3

  • 1Department of Electrical Engineering, College of Engineering, Najran University, Najran, Saudi Arabia.

PloS one
|November 5, 2024
PubMed
概括
此摘要是机器生成的。

本研究介绍了用于智能电网需求响应负载调度的最佳自适应风驱动优化 (OAWDO) 方法. 在保持用户满意度的同时,OAWDO有效地将电力成本和峰值与平均需求比率降至最低.

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科学领域:

  • 智能电网和能源优化
  • 能源管理中的人工智能
  • 能源系统中的消费者行为

背景情况:

  • 需求响应 (DR) 对于智能电网的能源优化至关重要,为公用事业公司和消费者带来好处.
  • 实施DR面临挑战,包括管理时间变化的定价,可再生能源间歇性和设备需求.
  • 在确保客户满意的同时,尽量减少峰值与平均需求比率 (PADR) 和电力成本是关键目标.

研究的目的:

  • 使用先进的优化技术开发和实施家用电器负载调度控制器 (LSC).
  • 模拟和解决复杂的负载调度问题,考虑各种电网和消费因素.
  • 为了最大限度地降低电力成本和PADR,并减轻反弹峰值的影响,而不会影响用户的舒适性.

主要方法:

  • 采用了最佳自适应风驱动优化 (OAWDO) 算法,一种随机方法,用于负载调度.
  • 在LSC模型中集成了时间变化的定价,可再生能源,电器需求,电池存储和电网约束.
  • 结合倾斜块关税与实时变化的定价,以防止反弹峰值.

主要成果:

  • 该OAWDO算法有效地安排家用电器以最大限度地降低成本和PADR.
  • 在MATLAB中进行的模拟显示了OAWDO在基因算法 (GA),鱼优化算法 (WOA),火优化算法 (FFOA) 和风驱优化 (WDO) 上的优势.
  • 与其他方法相比,OAWDO实现了电力成本,PADR和反弹峰值形成的显著降低.

结论:

  • 拟议的基于OAWDO的LSC是智能电网需求响应负载调度的有效解决方案.
  • 这种方法成功地平衡了经济效益和用户舒适性,解决了能源优化方面的关键挑战.
  • OAWDO提供了一种强大而有效的方法来管理能源需求和供应不确定性.