大规模电动汽车的碳管理与汽车电子取证的时间和空间安排
Yongsheng Cao1,2, Yihong Zhang3, Caiping Zhao4
1Shanghai Dianji University, Shanghai, 200090, China. yongshengcao@sdju.edu.cn.
Scientific reports
|March 19, 2025
概括
本研究介绍了电动汽车 (EV) 和太阳能集成的双层优化模型. 该模型将运营成本降低22.8%,并将峰值-谷区分提高4.3%,以实现更好的电网负载平衡.
科学领域:
- 电力系统工程 电力系统工程
- 优化理论 优化理论
- 整合可再生能源的整合
背景情况:
- 越来越多的电动汽车 (EV) 采用和分布式太阳能发电引入了电力系统的显著负载变化和预测复杂性.
- 电动汽车和屋顶光伏的高透率给传统电网带来了运营挑战,这些传统电网不是为这种分布式资源而设计的.
研究的目的:
- 提出和评估一种新的两层优化模型,用于协调电动汽车充电/放电,发电机和太阳能发电.
- 为了应对电网中高EV和太阳能光伏透率所带来的运营挑战.
- 通过优化调度来提高电网效率和负载均衡.
主要方法:
- 开发了一个双层优化框架,上层协调输电网运营 (电动汽车,发电机,基负荷),下层管理分布网中的电动汽车负载的空间调度.
- 在一个基准系统上进行了模拟,该系统结合了8个单元的传输网络和IEEE 33 总线的分配料器.
- 建议模型的性能与ACM-PSO模型进行了比较.
主要成果:
- 与ACM-PSO模型相比,拟议的双层优化模型实现了总运营成本的22.8%的降低.
- 观察到峰值-山谷差异减少的4.3%有所改善,这表明增强了负载平衡.
- 该模型展示了太阳能发电的高效集成,并通过特定位置的电动汽车数据为配电网络规划提供了见解.
结论:
- 开发的双层优化策略为具有高EV和太阳能光伏透率的电力系统提供了显著的经济和运营优势.
- 该模型有效地解决了峰值负载管理和网络效率方面的挑战,提高了整体电网性能.
- 优化电动汽车负载配置和调度对于支持可持续能源采用和提高电网稳定性至关重要.
更多相关视频
09:34Implementation of Portable Emissions Measurement Systems PEMS for the Real-driving Emissions RDE Regulation in Europe
Published on: December 4, 2016
28.0K
10:36Author Spotlight: Optimization of Airflow Velocities in Battery Cooling Systems for Enhanced Thermal Performance and Reduced Energy Consumption
Published on: November 3, 2023
1.4K
相关概念视频
Batteries and Fuel Cells
26.8K
A battery is a galvanic cell that is used as a source of electrical power for specific applications. Modern batteries exist in a multitude of forms to accommodate various applications, from tiny button batteries such as those that power wristwatches to the very large batteries used to supply backup energy to municipal power grids. Some batteries are designed for single-use applications and cannot be recharged (primary cells), while others are based on conveniently reversible cell reactions that...
26.8K
Design Example: Automobile Ignition System
198
The automobile's ignition system plays a vital role by ensuring the timely ignition of the fuel-air mixture in each cylinder. This ignition is facilitated by a spark plug, which is composed of two electrodes separated by an air gap. A spark forms across this air gap when a substantial voltage is generated between the electrodes, leading to the ignition of the fuel.
One can generate a large voltage using a car battery of 12 volts with the help of inductors. Inductors are known for opposing...
One can generate a large voltage using a car battery of 12 volts with the help of inductors. Inductors are known for opposing...
198
Electrical Systems
363
In electrical engineering, the analysis of networks composed of passive linear components — resistors (R), capacitors (C), and inductors (L) — is fundamental. These components are organized into circuits where the relationship between input and output can be analyzed using transfer functions. The transfer function of an RLC circuit, which relates the voltage across a capacitor to the input voltage, can be derived using Kirchhoff's laws.
To derive the transfer function, consider...
To derive the transfer function, consider...
363
Conservation of AC Power
318
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
318
Control Systems: Applications
539
Electrical engineering plays a pivotal role in our daily lives, with control systems at the heart of many applications, from home appliances to sophisticated space shuttles. Control systems manage and regulate the behavior of devices and processes, ensuring they function safely, correctly, and efficiently.
In modern vehicles, control systems manage various functions to enhance performance and safety. The steering wheel and accelerator are primary inputs in a car's control system. The...
In modern vehicles, control systems manage various functions to enhance performance and safety. The steering wheel and accelerator are primary inputs in a car's control system. The...
539
Electrical Power
3.0K
Electric power is the product of current and voltage, represented in units of joules per second, or watts. For example, cars often have one or more auxiliary power outlets with which you can charge a cell phone or other electronic devices. These outlets may be rated at 20 amps and 12 volts, so that the circuit can deliver a maximum power of 240 watts. Consider a 25 Watt bulb and a 60 Watt bulb. The conversion of electrical energy produces heat and light, while the kinetic energy lost by the...
3.0K
