FSPV系统的设计,开发和性能分析,为基于可持续能源的迷你微型电网提供动力
Sagnik Bhattacharya1, Anik Goswami1,2, Pradip Kumar Sadhu1
1Department of Electrical Engineering, Indian Institute of Technology (ISM), Dhanbad, 826004 India.
Microsystem technologies : sensors, actuators, systems integration
|June 26, 2023
概括
浮动太阳能光伏 (FSPV) 系统为可再生能源采集提供了一个可持续的解决方案,其性能优于陆基系统. 这种技术非常适合在经济高效的农村微型电网上进行电气化.
科学领域:
- 可再生能源工程可再生能源工程
- 环境科学 环境科学
- 电气工程 电气工程
背景情况:
- 大规模光伏 (PV) 系统的部署面临着土地可用性的挑战.
- 浮动太阳能光伏 (FSPV) 系统利用水体,优化土地和水资源.
- 由于在较低的工作温度下提高效率,FSPV提供了更高的能量输出.
研究的目的:
- 通过使用洪水持续时间曲线,探索FSPV系统的最佳尺寸,用于农村微电网电气化.
- 为了比较FSPV与陆地光伏系统的能源输出和模块温度升高.
- 评估FSPV的可行性,以实现经济高效的农村电气化.
主要方法:
- 洪水持续时间曲线分析,以获得最佳的系统尺寸.
- 同等面积的FSPV和陆地光伏系统的比较分析.
- 评估能源发电,模块温度和需求供应因子 (DSF).
主要成果:
- FSPV系统比同等的陆地光伏系统产生10.04%的更多能源.
- FSPV系统实现了18.08 GWh的年产量,直流容量因子为17.2%.
- 季节性需求供应因子 (DSF) 范围从25% (季风) 到45.9% (夏季).
结论:
- FSPV系统是为基于可再生能源的迷你微电网提供动力的可持续和经济可行的替代方案.
- 该技术有效地解决了可再生能源部署中的土地稀缺问题.
- FSPV为农村地区的电力供应提供了具有成本效益的解决方案.
相关概念视频
01:11P-N junction
590
A p-n junction is formed when p-type and n-type semiconductor materials are joined together. At the interface of the p-n junction, holes from the p-side and electrons from the n-side begin to diffuse into the opposite sides due to the concentration gradient. This diffusion of carriers leads to a region around the junction where there are no free charge carriers, known as the depletion region. The charge density within the depletion region for the n-side and p-side can be described by the...
590
01:20Power Factor Correction
214
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.
214
01:23Maximum Power Flow and Line Loadability
140
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.
140
01:24Fast 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
01:17Design Example: Analyzing Capacity Contours for Flood Risk Assessment
73
Flood risk assessment involves careful planning and analysis to ensure the safety of communities near water retention structures. Capacity contours are a vital tool in this process, as they illustrate the potential spread of water at specific levels in a given area. In the context of building a bund across a small valley, these contours play a critical role in evaluating the safety of nearby residential areas.In this example, the bund is intended to store stormwater in the valley. The engineers...
73
01:25Power System Distribution
273
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...
273