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相关概念视频

Fast Decoupled and DC Powerflow01:24

Fast Decoupled and DC Powerflow

241
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:
241
Zones of Protection01:16

Zones of Protection

237
In power systems, the entire setup is divided into protective zones to isolate faults and protect the rest of the network. These zones include generators, transformers, buses, transmission lines, distribution lines, and motors. Each zone can be visualized as a separate room in a house, with each room protected by its own circuit breaker.
Protective zones are defined by closed dashed lines, containing one or more components. A key characteristic of these zones is the strategic placement of...
237
Secondary Distribution01:25

Secondary Distribution

108
Secondary distribution systems provide electrical energy at the utilization voltage levels from distribution transformers to customer meters. Typical secondary voltages in the United States include 120/240 V for residential use, 208Y/120 V for residential and commercial use, and 480Y/277 V for industrial and high-rise commercial use.
In residential areas, 120/240 V single-phase, three-wire service is commonly used for lighting, outlets, and large appliances. Urban areas with high-density loads...
108
Conservation of AC Power01:15

Conservation of AC Power

358
The principle of power preservation is applicable to both ac and dc circuits. This principle, when applied to AC power, asserts that the complex, real, and reactive powers produced by the source are equal to the total complex, real, and reactive powers absorbed by the loads. When two load impedances are connected in parallel to an ac source V, the complex power provided by the source can be calculated using the relation
358
Control of Power Flow01:30

Control of Power Flow

292
There are several methods to control power flow in power systems:
292
Pilot and Numeric Relaying01:21

Pilot and Numeric Relaying

105
Pilot relaying is a type of differential protection used in power systems. It compares electrical quantities at the terminals of equipment via a communication channel instead of direct relay interconnection. This method is essential for transmission lines where the terminals are far apart, typically up to 80 km for lines with 69 to 115 kV ratings. Four types of communication channels are used for pilot relaying:
105

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相关实验视频

Updated: Jul 24, 2025

Author Spotlight: Enhancement of Salient Object Detection for Smart Grid Applications
03:31

Author Spotlight: Enhancement of Salient Object Detection for Smart Grid Applications

Published on: December 15, 2023

583

智能电网的安全和高效的认证密钥交换计划.

Zhe Xia1, Tao Liu1, Jingjing Wang2

  • 1School of Computer Science and Artificial Intelligence, Wuhan University of Technology, Wuhan, China.

Heliyon
|July 7, 2023
PubMed
概括
此摘要是机器生成的。

我们为智能电网开发了一种高效的双回合认证密钥交换 (AKE) 方案. 这种实用的解决方案减少了计算和通信开销,在资源有限的环境中增强了安全的钥匙建立.

关键词:
关键机构 关键机构安全的数据传输.智能电网是一个智能电网.

更多相关视频

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

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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

607

相关实验视频

Last Updated: Jul 24, 2025

Author Spotlight: Enhancement of Salient Object Detection for Smart Grid Applications
03:31

Author Spotlight: Enhancement of Salient Object Detection for Smart Grid Applications

Published on: December 15, 2023

583
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

515
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

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607

科学领域:

  • 计算机科学 计算机科学
  • 电气工程 电气工程
  • 网络安全 网络安全

背景情况:

  • 智能电网依赖于安全的数据传输,这使得认证密钥交换 (AKE) 变得至关重要.
  • 由于计算和通信需求高,现有的AKE方案往往对智能电网效率低下.
  • 智能电表的有限资源需要优化的AKE解决方案.

研究的目的:

  • 为智能电网环境量身定制的新,高效的两轮AKE计划提出建议.
  • 解决现有 AKE 计划在安全参数和通信轮回方面的局限性.
  • 为智能电网中安全的钥匙建立提供实用解决方案.

主要方法:

  • 整合了Diffie-Hellman密钥交换与密切安全的数字签名.
  • 开发一个双轮通讯协议,用于关键谈判和确认.
  • 对安全证明进行分析,并进行严格的削减,以尽量减少安全参数的大小.

主要成果:

  • 拟议的方案实现了相互认证和明确的会话密钥确认.
  • 与传统的三轮计划相比,它需要更少的沟通轮 (两个).
  • 可以使用较小的安全参数,减少计算和通信开销.

结论:

  • 新的双轮AKE方案为智能电网提供了更实用,更有效的解决方案.
  • 它有效地平衡了安全要求与智能电表的资源限制.
  • 这有助于增强智能电网基础设施的数据安全性和完整性.