概括
这项研究优化了水下无线光通信 (UWOC) 的能源效率,使用中继节点来同时传输光波信息和功率 (SLIPT). 一个新的算法通过优化偏差电流来显著提高系统能效.
科学领域:
- 水下无线光学通信 (UWOC) 是指水下无线光学通信.
- 无线电力传输无线电力传输
- 收集能源 收集能源
背景情况:
- 水下通信在带宽和能源方面面临挑战.
- 同时光波信息和功率传输 (SLIPT) 为能源受限制的系统提供了一个有前途的解决方案.
- 继电器辅助系统可以扩大通信范围和可靠性.
研究的目的:
- 用SLIPT.在平行中继辅助的UWOC系统中优化能源效率.
- 开发一种方法,通过调整偏移电流来最大限度地提高系统能效.
- 分析各种系统参数对能源效率的影响.
主要方法:
- 使用高斯-拉格尔二次方程式,获得收获的能量.
- 使用Meijer-G函数推导出故障概率.
- 提出了一个三级代算法,包括丁克尔巴赫方法,惩罚函数方法和连续凸近似来解决能源效率最大化问题.
主要成果:
- 开发了一种计算系统能效的方法.
- 制定了一个关于偏差电流的能源效率最大化问题.
- 拟议的算法成功地解决了最佳偏差电流的问题.
- 分析了系统参数对能源效率的影响.
结论:
- 拟议的三级代算法有效地最大化了继电辅助UWOC SLIPT系统的能源效率.
- 优化偏移电流对于提高系统性能至关重要.
- 理论和模拟结果验证了拟议方法实现的能源效率显著提高.
相关概念视频
Maximum Power Transfer
258
Numerous practical applications within engineering disciplines, such as telecommunications, necessitate optimizing power delivery to a connected load. This pursuit, however, entails inherent internal losses, which can either equal or exceed the power supplied to the load. The Thevenin equivalent circuit is helpful in finding the maximum power a linear circuit can deliver to a load. It is assumed in this context that the load resistance can be adjusted.
By substituting the entire circuit with...
By substituting the entire circuit with...
258
Maximum Power Flow and Line Loadability
111
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.
111
Conservation of AC Power
335
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
335
Power Distribution in Three-phase and Single Phase Circuits
304
Power distribution within electrical circuits is a foundational aspect of residential and industrial energy systems. While single-phase power is common in residential settings, three-phase power is the standard for industrial environments with heavy machinery. Each system is different and has advantages, and it's crucial to understand the underlying principles of power distribution and material efficiency.
Single-Phase Power Distribution:
Single-phase circuits are typical in household...
Single-Phase Power Distribution:
Single-phase circuits are typical in household...
304
Power System Distribution
239
Power system distribution involves delivering electrical energy from power plants to consumers through a network of transmission and distribution systems. The process begins at power plants, where energy from coal, gas, nuclear, water, and wind is converted into electrical energy. These plants use three-phase generators, typically rated between 50 to 1300 MVA, with terminal voltages ranging from a few kV to 20 kV, depending on the size and age of the units.
The transmission system is designed...
The transmission system is designed...
239
Fast Decoupled and DC Powerflow
192
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:
192


