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2024 Third International Conference on Power, Control and Computing Technologies (ICPC2T)最新文献

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Flexible GTVSG Power Quality Enhancement Using Resilient Heterogeneous Voltage and Current Control 利用弹性异构电压和电流控制灵活提高 GTVSG 电能质量
Pub Date : 2024-01-18 DOI: 10.1109/icpc2t60072.2024.10474839
Sameer Kumar Behera, A. Panda, N. Naik, S. Pattnaik, Prerana Mohapatra, Markala Karthik
This article proposes an resilient heterogeneous voltage and current control scheme (RHVCS) for a three-phase grid-tied virtual synchronous generator (GTVSG) system to provide harmonic compensation and consequently improve the system's power quality. The GTVSG system, as mentioned above, incorporates renewable energy-based distributed generation units (REDG) profoundly photovoltaic generators (PVGs) on the source terminal, having dynamic input characteristics. Considering the control aspects for GTVSG, it adopts various current and voltage control methods discussed in the literature. However, the proposed RHVCS implemented in the GTVSG digital controller helps reduce the number of lowpass/band-pass filter involved. Furthermore, the proposed controller uses a phase lock loop (PLL) less strategy which automatically necessitates the identification of the deviation in the GTVSG system frequency from the power control loop. The proposed RHVCS incorporates three different harmonic compensation objectives illustrated in different sections. Additionally, the proposed control strategy minimizes the digital controller's complexity without infringing on the harmonic compensation's performance, which is commendable. Finally, the above controller is implemented in MATLAB/Simulink platform
本文为三相并网虚拟同步发电机(GTVSG)系统提出了一种弹性异质电压和电流控制方案(RHVCS),以提供谐波补偿,从而改善系统的电能质量。如上所述,GTVSG 系统的源端包含可再生能源分布式发电装置 (REDG),即具有动态输入特性的光伏发电机 (PVG)。考虑到 GTVSG 的控制问题,它采用了文献中讨论的各种电流和电压控制方法。然而,在 GTVSG 数字控制器中实施的 RHVCS 建议有助于减少所涉及的低通/带通滤波器的数量。此外,建议的控制器采用锁相环(PLL)少策略,可自动识别 GTVSG 系统频率与功率控制环的偏差。拟议的 RHVCS 包含三个不同的谐波补偿目标,将在不同章节中加以说明。此外,所提出的控制策略在不影响谐波补偿性能的前提下,最大限度地降低了数字控制器的复杂性,这一点值得称赞。最后,在 MATLAB/Simulink 平台上实现了上述控制器。
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引用次数: 0
Peak Power Extraction from a PV System for Various DC and AC Loads 从光伏系统中提取各种直流和交流负载的峰值功率
Pub Date : 2024-01-18 DOI: 10.1109/ICPC2T60072.2024.10475038
Himanshu Sekhar Sahu, Shashank Kumar, Papul Changmai, S. K. Nayak
This paper describes the MPP determination of a photovoltaic (PV) panel using the explicit equation of current, which is only a function of voltage. Using an approximation of a straight line expression, the explicit equation of current is derived from implicit V-I characteristics. The V-I curves obtained from an implicit expression of current for various panel ratings are used to implement the proposed PV system expression of current. Under various environmental conditions (DEC), the proposed explicit V-I expression is used to directly estimate the MPP of a PV system. Using the MATLAB program, the MPP of the panel at DEC obtained by applying the proposed algorithm is contrasted with various existing techniques. The estimated MPP of a panel using the developed method closely matches the actual MPP values, according to the results. Additionally, there is little (%) error between estimated peak power using the developed method and measured peak power. As a result, a panel's estimated MPP calculated using the developed method is more precise.
本文介绍了利用电流显式方程确定光伏(PV)面板 MPP 的方法,电流显式方程仅是电压的函数。使用近似直线表达式,从隐式 V-I 特性推导出电流显式方程。从隐式电流表达式中获得的各种面板额定电流的 V-I 曲线用于实现建议的光伏系统电流表达式。在不同的环境条件下(DEC),建议的显式 V-I 表达式可用于直接估算光伏系统的 MPP。使用 MATLAB 程序,将应用建议算法获得的 DEC 下的面板 MPP 与各种现有技术进行对比。结果显示,使用所开发方法估算出的电池板 MPP 与实际 MPP 值非常接近。此外,使用开发的方法估算的峰值功率与测量的峰值功率之间的误差很小(%)。因此,使用开发的方法计算出的电池板估计 MPP 更为精确。
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引用次数: 0
Electric Vehicle to Vehicle (V2V) Power Transfer with On-Board Network and Capacitor-Link 利用车载网络和电容链路实现电动汽车到汽车 (V2V) 的电力传输
Pub Date : 2024-01-18 DOI: 10.1109/ICPC2T60072.2024.10474760
Mounika Reddimalla, Srinivasan Pradabane, Keshav Dahal
This paper presents a new configuration and analysis to share energy between electric vehicle to vehicle (V2V). The proposed converter uses on-board equipment of the electric vehicle (EV) and an externally connected capacitor. This configuration is capable of transferring energy between EVs with either identical or non-identical battery ratings. Further, it uses only the DC-DC converter components of the on-board equipment. Thus, reduces the number of devices conduction during the V2V power transfer. The operation of the proposed arrangement is validated by using simulation studies and the results are presented for different battery charging conditions.
本文介绍了电动汽车与汽车(V2V)之间能源共享的新配置和分析。建议的转换器使用电动汽车(EV)的车载设备和外部连接的电容器。这种配置能够在电池额定值相同或不相同的电动汽车之间传输能量。此外,它只使用车载设备的 DC-DC 转换器组件。因此,在 V2V 功率传输过程中减少了传导设备的数量。通过仿真研究验证了所建议安排的运行,并给出了不同电池充电条件下的结果。
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引用次数: 0
Supraharmonic Analysis by Welch's-Power Spectral Density Estimation 通过韦尔奇功率谱密度估计进行超谐波分析
Pub Date : 2024-01-18 DOI: 10.1109/icpc2t60072.2024.10474764
A.Subramaniya Siva, S.G. Rameshkumar, K. Dhayalini
Supraharmonic analysis, as applied to power systems through Welch's Power Spectral Density Estimation, emerges as a crucial technique for assessing the stability and reliability of electrical grids. This paper offers a novel approach to investigate the non-standard frequency components and disturbances that can affect power distribution networks. By breaking down the electrical signals into supraharmonic components, this method enables a deep understanding of complex power system behaviors and the sources of instability. Welch's Power Spectral Density Estimation plays a pivotal role in this process, allowing for a detailed examination of the spectral content of power system signals. The extraction of supraharmonic information facilitates the identification of irregularities and anomalies, which are often elusive when analyzing traditional harmonic frequencies. The use of various window functions enhances the precision of Supraharmonic Analysis, allowing for a finely tuned investigation of power system behaviors and disturbances. Different window functions offer flexibility in capturing specific characteristics within the signals, making it easier to identify and isolate irregularities and anomalies. Among triangular,hanning, and hamming windows, reduced spectral leakage and smoother power spectral density are achieved from the hamming window. Also, the comparative analysis of harmonics and supraharmonics by Welch's Power Spectral Density estimation has been performed.
通过韦尔奇功率谱密度估计应用于电力系统的超谐波分析,已成为评估电网稳定性和可靠性的一项重要技术。本文提供了一种新方法来研究可能影响配电网络的非标准频率成分和干扰。通过将电信号分解为超谐波分量,该方法可深入了解复杂的电力系统行为和不稳定来源。韦尔奇功率谱密度估计在这一过程中发挥了关键作用,可对电力系统信号的频谱内容进行详细检查。提取超谐波信息有助于识别不规则和异常现象,而在分析传统谐波频率时,这些信息往往难以捉摸。使用各种窗口函数可提高超谐波分析的精度,从而对电力系统行为和干扰进行精细的调查。不同的窗口函数可灵活捕捉信号中的特定特征,从而更容易识别和隔离不规则和异常现象。在三角窗、汉宁窗和汉明窗中,汉明窗能减少频谱泄漏,使功率谱密度更平滑。此外,还通过韦尔奇功率谱密度估计对谐波和超谐波进行了比较分析。
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引用次数: 0
Approximation of Grid Connected Higher Order Wind Turbine Generator System Employing Direct Truncation 采用直接截断法逼近并网高阶风力涡轮发电机系统
Pub Date : 2024-01-18 DOI: 10.1109/ICPC2T60072.2024.10475008
Rahila Parveen, P. Dewangan, S. Sinha, V. P. Singh
The presented research article is providing the approximation of mathematically modelled higher order wind turbine generator (HOWTG) system. The modelling of eighth order WTG system is formulated by utilizing system parameters value, primarily. Then, the eighth order HOWTG is approximated to comparatively lower order (LO) WTG model. The approximation of HOWTG is done with the help of direct truncation (DT) approximation approach. The truncated second, third, fourth, fifth, sixth, and seventh order LOWTG models are proposed for HOWTG system. To determine the best suited LOWTG model for HOWTG system, the obtained results are supported by findings and discussion in the terms of plots and tabulated data. The step response, error plot, and Bode plot are provided to highlight the compatibility of approximated LOWTG model with respect to HOWTG system. The approximated models are also compared with respect to HOWTG by considering time domain specifications and error index values in this contribution.
本研究文章提供了高阶风力发电机(HOWTG)系统的近似数学模型。八阶风力发电机系统的建模主要利用系统参数值。然后,将八阶 HOWTG 近似为相对较低阶 (LO) 的风电机组模型。HOWTG 的近似是在直接截断(DT)近似法的帮助下完成的。为 HOWTG 系统提出了截断的二阶、三阶、四阶、五阶、六阶和七阶 LOWTG 模型。为了确定最适合 HOWTG 系统的 LOWTG 模型,我们通过图表和表格数据的发现和讨论来支持所获得的结果。提供了阶跃响应、误差图和 Bode 图,以突出近似 LOWTG 模型与 HOWTG 系统的兼容性。本文还通过考虑时域规格和误差指数值,将近似模型与 HOWTG 进行了比较。
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引用次数: 0
Hardware Implementation of Shadow Lightweight Block Cipher for Resource-Constrained IoT Devices 为资源受限的物联网设备实现影子轻量级区块密码的硬件实现
Pub Date : 2024-01-18 DOI: 10.1109/ICPC2T60072.2024.10474943
Pranjali Yadav, Sanskriti Chandrakar, Zeesha Mishra, B. Acharya
The development of the Internet of Things has led to a notable increase in the adoption of low-power, multipurpose sensors. Ensuring data security during transmission is crucial for these Internet of Things nodes. A compromised node can severely damage the network. However, due to their limited resources, it is difficult to implement suitable cryptographic functionality on constrained devices. In such circumstances, lightweight cryptography acts as a benefactor. A lightweight cryptographic method is a protocol that is intended to be used in situations with limitations, such as RFID tags, contactless smart cards, sensors, etc. Because of the peculiarities of rotation, XOR (ARX), and addition or AND operations, the round function must be based on the Feistel structure in order for decryption to be accurately performed. The issue with ARX-based block ciphers is that they only modify half of the plaintext block at a time, requiring additional rounds of iteration. In this project, a new logical approach that combines generalized Feistel structure and ARX operations is implemented. The challenge faced by conventional ARX ciphers is that they can only spread half of a plaintext block in a single round. Shadow solves this issue by considering the complete plaintext block. In order to guarantee the effectiveness of the encryption hardware circuit while preserving the security of the physical-layer signal, the suggested study examined the round-based hardware design of the Shadow cipher. The use of VLSI technology in the form of Xilinx software is also done in the paper. Shadow has shown almost 3 times better efficiency as compared to other block cipher.
物联网的发展使低功耗、多用途传感器的应用显著增加。对于这些物联网节点来说,确保传输过程中的数据安全至关重要。一个节点受到攻击会严重破坏网络。然而,由于资源有限,很难在受限设备上实现合适的加密功能。在这种情况下,轻量级加密技术就成了福音。轻量级加密方法是一种协议,旨在用于射频识别(RFID)标签、非接触式智能卡、传感器等受到限制的情况。由于旋转、XOR(ARX)、加法或 AND 运算的特殊性,圆函数必须基于费斯特尔结构,才能准确地进行解密。基于 ARX 的块密码的问题在于,它们每次只能修改明文块的一半,因此需要额外的迭代轮。在本项目中,实现了一种结合广义费斯特尔结构和 ARX 操作的新逻辑方法。传统 ARX 密码所面临的挑战是,它们在一轮中只能传播半个明文块。Shadow 通过考虑完整的明文块解决了这一问题。为了保证加密硬件电路的有效性,同时维护物理层信号的安全性,建议的研究考察了基于轮次的 Shadow 密码硬件设计。论文还采用了 Xilinx 软件形式的 VLSI 技术。与其他区块密码相比,Shadow 的效率几乎提高了 3 倍。
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引用次数: 0
Real-time Solar Power Optimization and Energy Monitoring System with Maximum Power Point Tracking 具有最大功率点跟踪功能的实时太阳能发电优化和能源监控系统
Pub Date : 2024-01-18 DOI: 10.1109/icpc2t60072.2024.10474843
Cherukumpalem Mohiddin Khan, S.V.R Lakshmi Kumari, Chundi Vinay Kumar, Mekala Hema, Rayipudi Angel
The increasing global demand for electricity underscores the need to transition from fossil fuels to sustainable alternatives like solar energy. Despite solar power's advantages of abundance, sustainability, and quiet operation, environmental factors such as temperature and irradiance affect the efficiency of photovoltaic (PV) systems. This study utilizes the Perturb and Observe (P&O) Maximum Power Point Tracking (MPPT) approach to optimize a PV panel, validated through a cost-effective Arduino-based hardware model. The approach integrates simulation and practical testing, offering insights into energy production variations under diverse conditions, with parameters continuously monitored and updated on a web server.
全球日益增长的电力需求凸显了从化石燃料向太阳能等可持续替代能源过渡的必要性。尽管太阳能具有丰富性、可持续性和安静运行等优点,但温度和辐照度等环境因素会影响光伏(PV)系统的效率。本研究利用扰动和观测(P&O)最大功率点跟踪(MPPT)方法来优化光伏板,并通过基于 Arduino 的高性价比硬件模型进行验证。该方法集成了模拟和实际测试,可深入了解各种条件下的能源生产变化,并通过网络服务器对参数进行持续监控和更新。
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引用次数: 0
Revolutionizing Fault Prediction in MetroPT Datasets: Enhanced Diagnosis and Efficient Failure Prediction through Innovative Data Refinement 革新 MetroPT 数据集中的故障预测:通过创新数据提炼增强诊断和高效故障预测能力
Pub Date : 2024-01-18 DOI: 10.1109/ICPC2T60072.2024.10475088
Osamah N. Neamah, R. Bayir
This scientific paper presents groundbreaking advancements in Predictive Maintenance (PdM) within Industry 4.0, employing cutting-edge machine learning classification algorithms for fault prediction and diagnosis in Air Production Unit (APU) systems like MetroPT and MetroPT -3. This research uses data-driven methodologies to optimize feature extraction techniques to enhance fault prediction and improve diagnostic accuracy. A robust and versatile model emerges through comprehensive testing, displaying exceptional potential in fault prediction and diagnosis for complex systems. The paper highlights the significance of enhanced analytical techniques, such as cross-validation, ensuring the reliability and robustness of the model, contributing to refined and accurate fault prediction and diagnosis, all without succumbing to overfitting. This work significantly advances the application of machine learning in predicting malignancy within Industry 4.0, showcasing the promise of these methodologies in fault prediction and diagnosis for intricate systems.
本科学论文介绍了工业 4.0 中预测性维护(PdM)的突破性进展,采用了尖端的机器学习分类算法,用于 MetroPT 和 MetroPT -3 等空气生产单元(APU)系统的故障预测和诊断。 该研究采用数据驱动方法优化特征提取技术,以加强故障预测和提高诊断准确性。通过综合测试,建立了一个稳健、多用途的模型,在复杂系统的故障预测和诊断方面显示出非凡的潜力。论文强调了交叉验证等增强型分析技术的重要意义,这些技术确保了模型的可靠性和稳健性,有助于实现精细、准确的故障预测和诊断,同时不会出现过度拟合的情况。这项工作极大地推动了机器学习在工业 4.0 恶性肿瘤预测中的应用,展示了这些方法在复杂系统故障预测和诊断中的前景。
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引用次数: 0
Trajectory Tracking Controller Design for Percutaneous Interventional Procedures 用于经皮介入手术的轨迹跟踪控制器设计
Pub Date : 2024-01-18 DOI: 10.1109/ICPC2T60072.2024.10474615
K. Halder, M. F. Orlando, R. S. Anand
The aim of this research work is to implement a trajectory tracking controller for a flexible needle within a tissue region, using a neural network-based approach. Initially, a kinematic model for steerable needle inside the tissue domain is considered based on a unicycle model while considering nonholonomic constraints. Subsequently, a neural network (NN) architecture based closed loop control strategy is implemented to track a desired trajectory on a specified plane. The efficacy of the developed controller is confirmed through simulation studies. Furthermore, a comparative study is conducted, involving a standard Proportional-Integral-Derivative (PID) controller, to demonstrate the efficacy of the proposed controller. The simulation outcomes demonstrate that the proposed control scheme outperforms the conventional PID approach.
这项研究工作的目的是利用基于神经网络的方法,为组织区域内的柔性针实施轨迹跟踪控制器。首先,在考虑非人体工学约束的同时,基于独轮车模型考虑了组织区域内可转向针的运动学模型。随后,实施基于神经网络(NN)架构的闭环控制策略,在指定平面上跟踪所需的轨迹。通过模拟研究证实了所开发控制器的功效。此外,还进行了一项涉及标准比例-积分-微分(PID)控制器的比较研究,以证明所开发控制器的功效。仿真结果表明,所提出的控制方案优于传统的 PID 方法。
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引用次数: 0
Enhancing Power Transformer Reliability through Machine Learning-Based Fault Prediction Using Dissolved Gas Analysis 利用溶解气体分析进行基于机器学习的故障预测,提高电力变压器的可靠性
Pub Date : 2024-01-18 DOI: 10.1109/ICPC2T60072.2024.10474728
Gayatri S. Patil, Uma S. Patil, Priyanka P. Shinde
The global energy sector operates within a highly competitive market, necessitating uninterrupted power supply to industrial, commercial, and domestic sectors. Transformers serve a critical role in electricity transmission, emphasizing the importance of maintaining their performance to minimize losses. Dissolved Gas Analysis (DGA) emerges as a pivotal tool for monitoring transformer performance and identifying fault types in oil-immersed transformers. Despite the existence of several conventional DGA interpretation techniques, their accuracy has been subpar. This research paper presents a novel machine learning(ML) approach for predicting power transformer faults using DGA data. The proposed method leverages DGA samples sourced from the IEEE data port to train and test various machine learning models within the WEKA platform.
全球能源行业在高度竞争的市场中运作,需要为工业、商业和家庭部门提供不间断的电力供应。变压器在电力传输中起着至关重要的作用,这就强调了保持变压器性能以尽量减少损耗的重要性。溶解气体分析(DGA)是监测变压器性能和识别油浸式变压器故障类型的重要工具。尽管存在几种传统的 DGA 分析技术,但其准确性一直不高。本研究论文提出了一种利用 DGA 数据预测电力变压器故障的新型机器学习(ML)方法。该方法利用从 IEEE 数据端口获取的 DGA 样本,在 WEKA 平台上训练和测试各种机器学习模型。
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引用次数: 0
期刊
2024 Third International Conference on Power, Control and Computing Technologies (ICPC2T)
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