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Audit-based Power Surge Detection using Federated Learning in Smart Transmission Lines 利用智能输电线路中的联合学习功能进行基于审计的电涌检测
Q3 Engineering Pub Date : 2024-01-17 DOI: 10.37394/232016.2023.18.37
M. M. Thaha, Rosini Nawang Mustapen, R. Deraman, Shanmugam Durairaj, Rajendrakumar Ramadass
Smart transmission lines are designed to improve the optimal distribution irrespective of the surge due to peak utilization and generation. Therefore distribution audits are mandatory for identifying power surges in these transmission lines. This article, therefore, proposes a Power Surge Detection using the Transmission Audit (PSD-TA) scheme. The proposed scheme houses federated learning for identifying surges due to generation or utilization between distribution points. Based on the detection, the regulation or transmission allocation for the distinct surges is recommended by the learning for reducing failures. Therefore the previous audit from the surge is used for identifying similar failures by training the learning paradigm. This scheme, therefore, improves the distribution rate and meets the utilization demands of the users.
智能输电线路的设计目的是改善最佳配电,而不受高峰利用和发电造成的浪涌影响。因此,必须进行配电审计,以识别这些输电线路中的电涌。因此,本文提出了一种使用输电审计的电力浪涌检测(PSD-TA)方案。建议的方案包含联合学习,用于识别配电点之间因发电或利用而产生的浪涌。在检测的基础上,通过学习为不同的浪涌推荐调节或传输分配,以减少故障。因此,通过训练学习范式,先前的浪涌审计可用于识别类似故障。因此,该方案提高了分配率,满足了用户的使用需求。
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引用次数: 0
Power Quality Acquire of Intelligent Controller based Superior Gain Re-Lift Luo Converter Intended for PV Linked Microgrid Integration 基于智能控制器的卓越增益再升压罗氏逆变器获得的电能质量,用于光伏并网的微电网集成
Q3 Engineering Pub Date : 2024-01-16 DOI: 10.37394/232016.2024.19.1
E. Rajendran, V. Raji, V. K. D. Prabu
Power converters-based renewable energy sources such as photovoltaic (PV) and wind energy are more popular for residential and commercial applications. Because, of their eco friendlessness and cost effective operation. A Re-Lift Luo Converter integrated with renewable sources to the utility microgrid along with Intelligent Controller strategies is proposed. The solar photovoltaic system provides voltage to the inverter through a Re-lift Luo converter. The Bidirectional Battery converter along with battery system is used to achieve energy control management for the proposed system. In this paper the grid synchronization with DSTATCOM devices controlled by PI controller with D-Q theory transformation is achieved. Under this work, DSTATCOM has been used to improve the power quality under different loading conditions. The LC filter is employed to develop the output of the inverter. The input of the PV and battery systems are DC bus power source, as well as AC power injected into the grid network. The obtained results indicate that proposed approach delivers better performance with superior efficiency and nominal harmonics. The entire proposed system is validated through a MATLAB simulation and Hardware experimental prototype.
以光伏(PV)和风能等可再生能源为基础的电源转换器在住宅和商业应用中越来越受欢迎。因为它们对生态无害,运行成本低。本研究提出了一种将可再生能源与智能控制器策略集成到公用微电网中的再升罗转换器。太阳能光伏系统通过罗氏升压转换器向逆变器提供电压。双向电池转换器与电池系统一起用于实现拟议系统的能源控制管理。本文通过 D-Q 理论变换的 PI 控制器控制 DSTATCOM 设备,实现了电网同步。在这项工作中,DSTATCOM 被用来改善不同负载条件下的电能质量。逆变器的输出采用 LC 滤波器。光伏和电池系统的输入是直流母线电源,以及注入电网的交流电。获得的结果表明,所提出的方法具有更好的性能、更高的效率和额定谐波。整个拟议系统通过 MATLAB 仿真和硬件实验原型进行了验证。
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引用次数: 0
Analysis of Distribution Static Compensator Control Strategies for Mitigating Voltage Dip Impact on Distribution Network 缓解配电网电压骤降影响的配电静态补偿器控制策略分析
Q3 Engineering Pub Date : 2023-12-14 DOI: 10.37394/232016.2023.18.31
Aboyede Abayomi, A. Nnachi
Voltage dip, over-voltage, load unbalanced, and current and voltage harmonics distortions are the key characteristics of poor power quality (PQ) issues on the power distribution network with a significant negative impact. The performance of a custom power device, distribution static compensator (D-STATCOM), in reducing current total harmonic distortion (THD) during the mitigation process of voltage dip with fault is investigated in this study. To control the load side voltage, the D-STATCOM utilizes a three-phase voltage source converter and is coupled at the point of common coupling (PCC). To mitigate voltage dip effects, this study implements and compares the effectiveness of the conventional PI controller with an intelligent optimization-based PI controller using the dynamic gravitational search algorithm (DGSA). The performance of these controllers is validated by the MATLAB/Simulink simulation results obtained. Analysis of the results demonstrates that D-STATCOM operates flawlessly with an intelligently optimized PI control strategy reducing the current THD from 11.68% to 3.74%.
电压骤降、过电压、负载不平衡以及电流和电压谐波畸变是配电网电能质量(PQ)问题的主要特征,对配电网产生了重大的负面影响。本研究探讨了定制电力设备配电静态补偿器(D-STATCOM)在缓解故障电压骤降过程中降低电流总谐波失真(THD)的性能。为了控制负载侧电压,D-STATCOM 利用三相电压源转换器,并在公共耦合点 (PCC) 上耦合。为缓解电压骤降效应,本研究使用动态引力搜索算法 (DGSA) 实现了传统 PI 控制器和基于智能优化的 PI 控制器,并比较了两者的效果。MATLAB/Simulink 仿真结果验证了这些控制器的性能。结果分析表明,采用智能优化 PI 控制策略的 D-STATCOM 运行完美,电流总谐波失真(THD)从 11.68% 降至 3.74%。
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引用次数: 0
An Interference Optimization – Induced Electrical Turbine Fault Prediction and Analysis Method 干扰优化 - 诱发涡轮机故障预测和分析方法
Q3 Engineering Pub Date : 2023-12-05 DOI: 10.37394/232016.2023.18.30
P. Senthilkumar, Kasmaruddin Che Hussin, Mohamad Zamhari Tahir, T. Padmapriya, S. V. Manikanthan
Predicting electrical turbine faults is decisive for consistent operation and power generation output. Based on the operative cycles of the electrical turbine, the faults are predicted to prevent power generation interruptions. This paper introduces an Interference Optimization-based Fault Prediction Method (IO-FPM) for serving smooth operation purposes. In this method, the inferred optimization using classifier tree learning is induced for segregating the operating cycles of the turbine. The maximum and minimum threshold conditions for turbine operation using resistance and magnitude of the blades are accounted for each operation cycle. The classifier performs segregation based on low and high thresholds for predicting failure cycles. Such cycles are altered using pre-maintenance intervals and mechanical fault diagnosis at an early stage. This prevents turbine failure regardless of external influencing factors.
汽轮机故障预测对汽轮机的稳定运行和发电出力起着决定性的作用。根据发电机组的运行周期,对故障进行预测,防止发电中断。本文提出了一种基于干扰优化的故障预测方法(IO-FPM)。该方法利用分类器树学习诱导推理优化,对汽轮机运行周期进行分离。利用叶片的阻力和大小计算了每个运行周期中涡轮运行的最大和最小阈值条件。分类器根据低阈值和高阈值进行分离,以预测故障周期。在早期阶段使用预维护间隔和机械故障诊断来改变这种周期。这可以防止涡轮机的故障,无论外部影响因素。
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引用次数: 0
Optimal STATCOM Design via Flower Pollination Approach for A Multimachine Power System 通过花粉授粉法优化多机电力系统的 STATCOM 设计
Q3 Engineering Pub Date : 2023-11-28 DOI: 10.37394/232016.2023.18.29
E. S. Ali, S. M. A. Elazim
A new metaheuristic method, the Flower Pollination Approach (FPA), based on the pollination process of flowers is proposed in this article for the optimal design of a static synchronous compensator (STATCOM) in a multimachine environment. The STATCOM parameter tuning process is converted to an optimization problem which is solved by FPA. The performance of the proposed FPA-based STATCOM (FPASTATCOM) is compared with Genetic Algorithm (GA) based STATCOM (GASTATCOM) under various operating conditions and disturbances. The superiority of the proposed technique in damping oscillations is confirmed via eigenvalues and time domain simulation results over the GA.
本文提出了一种基于花朵授粉过程的新元启发式方法--花朵授粉法(FPA),用于多机器环境下静态同步补偿器(STATCOM)的优化设计。STATCOM 参数调整过程被转化为一个优化问题,并由 FPA 加以解决。基于 FPA 的 STATCOM(FPASTATCOM)与基于遗传算法(GA)的 STATCOM(GASTATCOM)在各种运行条件和干扰下的性能进行了比较。通过特征值和时域仿真结果,证实了所提出的技术在抑制振荡方面优于 GA。
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引用次数: 0
Analysis of Power Quality and Technical Challenges in Grid-Tied Renewable Energy 并网可再生能源的电能质量和技术挑战分析
Q3 Engineering Pub Date : 2023-11-20 DOI: 10.37394/232016.2023.18.26
O. Ibitoye, M. Onibonoje, Joseph O. Dada
The transition of power generation from fossil fuel to renewable energy is a cutting-edge phase in smart grid research. Renewable energy sources (RES), such as solar, photovoltaic, and wind are gradually overtaking other sources as the most attractive alternative within the power generation and distribution systems across many nations. Reduction in the carbon footprint is a major consideration in the choice of the RES. However, the technical challenges with RES pose a significant barrier to unified integration, even though the high penetration level appears plausible. The challenges are majorly caused by the variability and unpredictability of these sources. It is therefore a stimulating task to efficiently manage the electrical power distribution systems in the face of renewable energy integration. The purpose of this study is to examine the potential of renewable energy integration and the accompanying technical challenges that include power quality issues associated with grid-tied renewable energy (GtRE). The study also recommends techniques capable of mitigating prominent power quality challenges to guarantee seamless renewable energy integration in power systems.
从化石燃料发电到可再生能源发电的过渡是智能电网研究的前沿阶段。太阳能、光伏和风能等可再生能源(RES)正逐渐取代其他能源,成为许多国家发电和配电系统中最具吸引力的替代能源。减少碳足迹是选择可再生能源的主要考虑因素。然而,尽管可再生能源的高渗透率看似可行,但其技术难题对统一整合构成了重大障碍。这些挑战主要是由可再生能源的可变性和不可预测性造成的。因此,面对可再生能源一体化,如何有效管理配电系统是一项艰巨的任务。本研究旨在探讨可再生能源整合的潜力以及随之而来的技术挑战,包括与并网可再生能源(GtRE)相关的电能质量问题。本研究还推荐了能够缓解突出的电能质量挑战的技术,以保证电力系统中可再生能源的无缝集成。
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引用次数: 0
Real-Time Implementation of BLDC Motor-Based Intelligent Tracking Control Fed from PV-Array for E-Bike Applications 电动自行车应用中基于光伏阵列的无刷直流电机智能跟踪控制的实时实现
Q3 Engineering Pub Date : 2023-11-20 DOI: 10.37394/232016.2023.18.28
Essamudin Ali Ebrahim
The essential goal of this research is designing and modeling a speed and position tracking system for driving an electric bike (e-bike) motordrive. This motor is a brushless DC (BLDC) motor as a high-performance drive. It is supplied from twin electric sources to drive it and charge the storage elements (i.e., batteries, super-capacitors, etc.). The first one is a renewable, neat, and clean source photovoltaic (PV) module and the second one is a pedal generator driven by the rider. The submitted design of the controllers is optimized to improve the system’s dynamic stability. The artificial bee colony (ABC) as an artificial intelligent (AI) algorithm is suggested for searching the optimal gains of the proposed proportional-integral-derivative (PID) controllers by reducing the error of its fitness function. The system behavior is studied with that controller when directly feeding from the PV array with and without batteries. The response of the proposed technique - against dynamic troubles and PV oscillations such as irradiance- is also verified. Other evolutionary computational techniques - such as ant colony optimization (ACO) and genetic algorithm (GA)- have been compared with the behavior of the proposed controller to ensure high efficiency in optimized tuning of PID gains. Then, the proposed controller that gives a high performance will be executed in real-time by using OPAL-RT 4510 RT-simulator and rapid control prototyping.
本研究的主要目标是设计和模拟一个用于驱动电动自行车(电动自行车)的速度和位置跟踪系统。该电机采用无刷直流(BLDC)电机作为高性能驱动装置。它由两个电力源驱动,并为存储元件(即电池、超级电容器等)充电。第一种是可再生、整洁、清洁的光伏(PV)模块,第二种是由骑行者驱动的脚踏发电机。提交的控制器设计经过优化,以提高系统的动态稳定性。建议采用人工蜂群(ABC)作为人工智能(AI)算法,通过减少其拟合函数的误差来搜索所提出的比例-积分-微分(PID)控制器的最佳增益。在有电池和无电池的情况下,利用该控制器对直接从光伏阵列馈电的系统行为进行了研究。此外,还验证了所提技术对动态故障和光伏振荡(如辐照度)的响应。其他进化计算技术(如蚁群优化 (ACO) 和遗传算法 (GA))与拟议控制器的行为进行了比较,以确保 PID 增益优化调整的高效性。然后,将使用 OPAL-RT 4510 实时模拟器和快速控制原型实时执行所提出的高性能控制器。
{"title":"Real-Time Implementation of BLDC Motor-Based Intelligent Tracking Control Fed from PV-Array for E-Bike Applications","authors":"Essamudin Ali Ebrahim","doi":"10.37394/232016.2023.18.28","DOIUrl":"https://doi.org/10.37394/232016.2023.18.28","url":null,"abstract":"The essential goal of this research is designing and modeling a speed and position tracking system for driving an electric bike (e-bike) motordrive. This motor is a brushless DC (BLDC) motor as a high-performance drive. It is supplied from twin electric sources to drive it and charge the storage elements (i.e., batteries, super-capacitors, etc.). The first one is a renewable, neat, and clean source photovoltaic (PV) module and the second one is a pedal generator driven by the rider. The submitted design of the controllers is optimized to improve the system’s dynamic stability. The artificial bee colony (ABC) as an artificial intelligent (AI) algorithm is suggested for searching the optimal gains of the proposed proportional-integral-derivative (PID) controllers by reducing the error of its fitness function. The system behavior is studied with that controller when directly feeding from the PV array with and without batteries. The response of the proposed technique - against dynamic troubles and PV oscillations such as irradiance- is also verified. Other evolutionary computational techniques - such as ant colony optimization (ACO) and genetic algorithm (GA)- have been compared with the behavior of the proposed controller to ensure high efficiency in optimized tuning of PID gains. Then, the proposed controller that gives a high performance will be executed in real-time by using OPAL-RT 4510 RT-simulator and rapid control prototyping.","PeriodicalId":38993,"journal":{"name":"WSEAS Transactions on Power Systems","volume":"20 6","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-11-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139257295","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Tristate Converters 三态转换器
Q3 Engineering Pub Date : 2023-11-20 DOI: 10.37394/232016.2023.18.27
F. Himmelstoss
In the continuous inductor current operation the tristate DC/DC converters have three modes. In the first mode, the active switches are on and energy is transferred into the coil. In the second mode, the coil is short-circuited and the current in the coils stays constant, and in the third mode, the free-wheeling diode takes over the current. In the here used concept the active switch of the original converter is replaced by a series connection of two active switches and an additional diode is connected to the connection point of the two electronic switches. The other terminal of the diode is connected to the coil. This concept was originally applied to the Boost converter. In this paper, it is shown that the same idea can be applied to other DC/DC converters and the Buck and the Buck-Boost converters are shown. It is also possible to apply the concept to converters of higher order. Here the Cuk, Zeta, and SEPIC are treated. It is also possible to apply it to quadratic converters and the d-square converter is taken as an example. A converter with a reduced duty cycle is also treated and a modification that avoids the inrush current is also shown. Finally, an improved superlift converter is treated. The position of the zero of the transfer function is exemplarily studied.
在连续电感电流工作模式下,三态 DC/DC 转换器有三种模式。在第一种模式下,有源开关接通,能量传递到线圈中。在第二种模式中,线圈短路,线圈中的电流保持恒定;在第三种模式中,空转二极管接管电流。在这里使用的概念中,原始转换器的有源开关被两个有源开关的串联连接所取代,另外一个二极管被连接到两个电子开关的连接点上。二极管的另一端与线圈相连。这一概念最初应用于升压转换器。在本文中,同样的概念也可应用于其他直流/直流转换器,如降压转换器和降压-升压转换器。还可以将这一概念应用于更高阶的转换器。这里涉及 Cuk、Zeta 和 SEPIC。还可以将其应用于二次转换器,并以 d-square 转换器为例。此外,还介绍了一种占空比降低的转换器,以及一种可避免浪涌电流的改进型转换器。最后,还介绍了一种改进的超升转换器。对传递函数零点的位置进行了示例性研究。
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引用次数: 0
Development and Application of an Integrated BIM-GIS System for the Energy Management of Buildings 开发和应用用于建筑物能源管理的 BIM-GIS 集成系统
Q3 Engineering Pub Date : 2023-11-16 DOI: 10.37394/232016.2023.18.24
Vincenzo Barrile, E. Genovese, Francesco Favasuli
Urban planning and land cover management represent crucial challenges in the design and sustainable development of cities from the perspective of energy management. This article presents a methodology for integrating Building Information Modeling (BIM) and Geographic Information Systems (GIS) as an advanced tool for building energy management, allowing to combine detailed information about the physical aspects of the building with geospatial and environmental data. While BIM enables the integrated design, construction, and management of buildings and infrastructure, GIS provides spatial analysis based on geographical data. However, integrating these two approaches is complex, particularly regarding data formats, scale, and accuracy. This study, therefore, presents the application of a new integration environment, Autodesk InfraWorks, which combines Autodesk Revit and ArcGIS for a complete visualization of models in a GIS context. Illustrating the implementation of this approach in an energy efficiency project in the Municipality of Reggio Calabria (Italy), this article demonstrates how the convergence of BIM and GIS can improve urban planning and land cover management, promoting sustainable development practices in the city. This integration has the potential to significantly benefit urban power systems by offering a holistic view of building energy management within a broader urban context. It enables urban planners to make informed decisions that consider energy efficiency, environmental sustainability, and overall urban development, leading to a more efficient and resilient power system.
从能源管理的角度来看,城市规划和土地覆盖管理是城市设计和可持续发展的关键挑战。本文介绍了一种整合建筑信息模型(BIM)和地理信息系统(GIS)的方法,作为建筑能源管理的先进工具,可将建筑物理方面的详细信息与地理空间和环境数据相结合。BIM 可以实现建筑和基础设施的综合设计、施工和管理,而 GIS 则可以提供基于地理数据的空间分析。然而,这两种方法的整合非常复杂,尤其是在数据格式、规模和精度方面。因此,本研究介绍了一种新型集成环境 Autodesk InfraWorks 的应用,该环境结合了 Autodesk Revit 和 ArcGIS,可在 GIS 环境中实现模型的完整可视化。本文以意大利雷焦卡拉布里亚市的一个能效项目为例,说明了 BIM 和 GIS 的融合如何改善城市规划和土地覆盖管理,促进城市的可持续发展实践。通过在更广泛的城市背景下提供建筑能源管理的整体视角,这种融合有可能使城市电力系统受益匪浅。它使城市规划者能够在考虑能源效率、环境可持续性和整体城市发展的基础上做出明智的决策,从而建立一个更高效、更有弹性的电力系统。
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引用次数: 0
Shunt Active Power Filter for Power Quality Improvement of Renewable Energy Systems: A Case Study 并联有源电力滤波器用于改善可再生能源系统的电能质量:案例研究
Q3 Engineering Pub Date : 2023-11-16 DOI: 10.37394/232016.2023.18.25
Fouad Zaro
This paper introduces an application of an active power filter (APF) in a real industrial zone smart grid for power quality (PQ) improvement issues. The random harmonics generated by on-grid PV inverters and non-linear loads that represent the topology of the industrial smart grid are mitigated, also the reactive power, voltage levels, and power factor were adjusted using a shunt active power filter (SAPF). Detailed design of APF and its hysterics control strategy were presented using the MATLAB/SIMULINK software package. The results prove that SAPF is an effective device to mitigate total harmonic distortion (THD), and has a fast dynamic response to regulate the grid's power factor (PF).
本文介绍了有源电力滤波器(APF)在实际工业区智能电网中的应用,以解决电能质量(PQ)改善问题。由并网光伏逆变器和非线性负载(代表工业智能电网的拓扑结构)产生的随机谐波得到了缓解,同时还使用并联有源电力滤波器(SAPF)调整了无功功率、电压水平和功率因数。使用 MATLAB/SIMULINK 软件包介绍了并联有源电力滤波器的详细设计及其滞后控制策略。结果证明,并联有源电力滤波器(SAPF)是减轻总谐波失真(THD)的有效设备,并具有调节电网功率因数(PF)的快速动态响应能力。
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引用次数: 0
期刊
WSEAS Transactions on Power Systems
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