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2019 Innovations in Power and Advanced Computing Technologies (i-PACT)最新文献

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Diesel Engine Control and Protection Monitoring using PID Controller 基于PID控制器的柴油机控制与保护监测
Pub Date : 2019-03-01 DOI: 10.1109/i-PACT44901.2019.8959951
R. Das, Surbhi Kakkad, E. Vinodh Kumar
This paper deals with the development of a Simulink model for the control, protection and monitoring system of a diesel engine. Various sensors and switches involved in the engine protection and monitoring systems such as throttle position sensor (TPS), lube oil pressure sensor (OPS), coolant temperature sensor (CTS) and idle validation switch (IVS) are discussed in detail. Then, a comparison study of the speed control of the diesel engine was done using P, PI and PID controllers. Finally, a mathematical model of the diesel engine is derived using the System Identification Technique. The results obtained by formulating an accurate mathematical model and a precise controller allow the operator to establish the required engine protection parameters such as the coolant temperature, oil pressure and the speed of the engine
本文介绍了柴油机控制、保护和监测系统的Simulink模型的开发。详细讨论了发动机保护与监控系统中涉及的各种传感器和开关,如节气门位置传感器(TPS)、润滑油压力传感器(OPS)、冷却液温度传感器(CTS)和怠速验证开关(IVS)。然后,对P控制器、PI控制器和PID控制器对柴油机的转速控制进行了对比研究。最后,利用系统辨识技术建立了柴油机的数学模型。通过制定精确的数学模型和精确的控制器获得的结果允许操作员建立所需的发动机保护参数,如冷却液温度、油压和发动机转速
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引用次数: 2
Automated Billing System using RFID and Cloud 使用RFID和云的自动计费系统
Pub Date : 2019-03-01 DOI: 10.1109/i-PACT44901.2019.8960144
D. Sinha, Karthik Cottur, Keerthan Bhat H, Guruprasad C, Badari Nath K
The hassle of queues in shops, human errors in manually generated bills and the wastage of time in the packaging of products after shopping creates inconvenience to shoppers and eventually leads to lower customer satisfaction levels. This paper discusses the design of a shopping system where the customers drop products into a trolley which has an RFID reader to scan the RFID tags associated with products. After completion of shopping, customers can exit the shop with their bills deducted automatically from their e-Wallet. RFID technology has been incorporated with IR sensors to be able to accurately detect and determine whether a product has entered the cart or not. A Django Web Application is hosted on an AWS EC2 instance to allow customers to keep track of their transactions. The RFID system is connected to a Raspberry Pi with inbuilt Wi-Fi to communicate with an Amazon RDS MySQL instance which stores the inventory of the retail store along with the prices of the products. It also stores the current items in the cart and the history of previous transactions of every customer. An elaborate discussion of the existing system, the architecture of the implemented system, and results has been included in this paper. A future design using a ring-based RFID reader to cover the entire cart and ensure that any RFID tag within the region is scanned has been discussed. This design is integrated with a weight mat as an additional validation mechanism.
在商店排队的麻烦,人工生成账单的人为错误以及购物后产品包装的浪费给购物者带来了不便,最终导致客户满意度降低。本文讨论了一种购物系统的设计,顾客将商品放入手推车中,手推车上装有RFID阅读器,可以扫描与商品相关的RFID标签。购物完成后,顾客可以离开商店,并自动从他们的电子钱包中扣除帐单。RFID技术与红外传感器相结合,能够准确地检测和确定产品是否已进入购物车。Django Web应用程序托管在AWS EC2实例上,以允许客户跟踪他们的事务。RFID系统连接到带有内置Wi-Fi的树莓派上,与亚马逊RDS MySQL实例进行通信,该实例存储零售商店的库存以及产品价格。它还存储购物车中的当前项目和每个客户以前交易的历史记录。本文对现有系统、实现系统的体系结构和结果进行了详细讨论。讨论了一种未来的设计,使用基于环形的RFID读取器来覆盖整个购物车,并确保扫描区域内的任何RFID标签。该设计集成了重量垫作为额外的验证机制。
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引用次数: 6
A Feasible Proposal for Small Capacity Solar Power Generation at Phu Quoc, Viet Nam 越南富国岛小容量太阳能发电的可行方案
Pub Date : 2019-03-01 DOI: 10.1109/i-PACT44901.2019.8960125
H. Nguyen, Viet-Cuong Vo, Van-Quan Vo, T. Phan, T. Tran
Solid The objective of this paper is to investigate the feasibility of solar power generation using a roof PV and grid connection in Phu Quoc by using a top-down approach combined with Vietnam’s Government policies to prove economic and technical feasibility. To do that, the author is based on the data on the development planning of Phu Quoc in the period 2020-2030, the database of Vietnam and the applications of the new technology of the world. The numerical research results show that the potential of solar power generation corresponds to the low, medium and high level of PV development scenarios of 229,174 GWh/year, 347,716 GWh/year and 585,719 GWh/year respectively. However, the PV generation project in Phu Quoc can reduce CO2 emissions corresponding to the three PV development scenarios are respectively 107,826 ton/year, 163,600 ton/year and 275,581 ton/year. In addition, this result can approve that the solar energy system in Phu Quoc is a highly feasible application in practice aiming to contribute to energy security and environmental protection.
本文的目的是通过自上而下的方法结合越南政府的政策来研究在富国岛使用屋顶光伏和电网连接的太阳能发电的可行性,以证明经济和技术可行性。为了做到这一点,作者基于富国在2020-2030年期间的发展规划数据,越南的数据库和世界新技术的应用。数值研究结果表明,太阳能发电潜力对应的低、中、高水平光伏发展情景分别为229174 GWh/年、347716 GWh/年和585719 GWh/年。而富国光伏发电项目对应的三种光伏发展情景分别为107,826吨/年、163,600吨/年和275,581吨/年,可减少二氧化碳排放量。此外,该结果可以证明富国太阳能系统在实践中是一种高度可行的应用,旨在为能源安全和环境保护做出贡献。
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引用次数: 1
Self Propelled Wheelchair Design for Hemiplegia Patient using CREO 3.0 应用CREO 3.0设计偏瘫患者自行轮椅
Pub Date : 2019-03-01 DOI: 10.1109/i-PACT44901.2019.8960193
Juhi Gupta, Rajnandini Tiwari, Yatri Patel, Geetali Saha
Majority research, projects and products are made unnecessarily complex. Our proposed unit is a relatively simpler wheel chair with a basic Bluetooth module (which is in-built in smart phones) interfaced with ultrasonic sensor for ease of use not only to the paralyzed person but also for the person who is assisting the patient. The major objective behind our design is to construct an automated wheelchair that can operate in household and neighborhood environment in a safe and flexible manner, further reducing computational requirements. The proposed system navigates longitudinal (forward and backward) and angular (left and right) movements of the wheelchair. It serves basic domestic requirements like collision detection and one-arm control apart from comfort to the Hemiplegia patient. A Hemiplegia patient suffers from facial misalignment, impaired speech, impaired eyeball movement, compromised mobility and/or emotional dependency. 3-D design of some major components is done using CREO software to ensure light weightedness, compactness and comfort of the total assembled wheelchair.
大多数研究、项目和产品都变得不必要地复杂。我们提出的装置是一种相对简单的轮椅,它有一个基本的蓝牙模块(内置在智能手机中),与超声波传感器相连,不仅方便瘫痪者使用,也方便帮助病人的人使用。我们设计的主要目标是构建一个可以在家庭和社区环境中以安全和灵活的方式操作的自动轮椅,进一步减少计算需求。提出的系统导航纵向(向前和向后)和角度(向左和向右)的轮椅运动。除了为偏瘫患者提供舒适外,它还能满足基本的家庭需求,如碰撞检测和单臂控制。偏瘫患者患有面部错位、语言障碍、眼球运动障碍、活动能力受损和/或情感依赖。利用CREO软件对部分主要部件进行三维设计,保证整体装配轮椅的重量轻、紧凑、舒适。
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引用次数: 0
Non Dominated Sorting Dragonfly Algorithm For Multi-Objectives Optimal Power Flow 多目标最优潮流的非支配排序蜻蜓算法
Pub Date : 2019-03-01 DOI: 10.1109/i-PACT44901.2019.8960065
Sundaram B. Pandya, H. Jariwala
This paper shows the single and multi-objective edition of the newly projected Dragonfly Algorithm (DA) known as Non-Dominated Sorting Dragonfly Algorithm (NSDA) for the solution of multi-objectives optimal power flow problem. This projected NSDA algorithm is working in such a manner that, it primary finds all non-dominated Pareto optimal results at last end iteration number. Then crowding distance approach and fuzzy decision making technique are applied for finding the best compromise solutions among all the Pareto fronts in the dominated regions of multi-objective search spaces. The results are validated through the IEEE 30-bus test system and compared with the other latest optimization algorithms.
本文给出了求解多目标最优潮流问题的非支配排序蜻蜓算法(NSDA)的单目标和多目标版本。该投影NSDA算法的工作方式是,在最后一个迭代次数结束时,它主要找到所有非支配的Pareto最优结果。然后利用拥挤距离法和模糊决策技术,在多目标搜索空间的优势区域中寻找所有Pareto前沿的最佳妥协解。通过IEEE 30总线测试系统验证了结果,并与其他最新优化算法进行了比较。
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引用次数: 1
Wind energy generation system using wound rotor induction machine 风力发电系统采用绕线转子感应电机
Pub Date : 2019-03-01 DOI: 10.1109/i-PACT44901.2019.8960076
Venktesh Mishra, Premnath Gupta
This paper analyse the utilization of field orientated control method for controlling the voltage and frequency of a variable speed-constant frequency wound rotor induction machine operate in autonomous mode. For autonomous mode of operation, an isolated load is connected with wound rotor induction generation system consist of back-to-back coupled power electronics converters connected between stator and rotor of generator. In low windy areas such type of wind energy systems are more suitable. For operation in stator flux oriented synchronously rotating reference frame, speed-sensing control method used to control rotor side converter. Hysteresis controllers are used for providing control pulses for rotor side converter. These control pulses achieved from the generated error signals by comparing the actual and reference rotor current. The simulation of 2 MVA Wind energy generation systems is done through wound rotor induction machine prototype in MATLAB/Simulink. The simulation results obtained from the 2 MVA systems are observed and analysed in this paper.
本文分析了利用磁场定向控制方法控制变速-恒频绕线转子感应电机在自主运行状态下的电压和频率。在自主运行模式下,隔离负载连接绕线转子感应发电系统由连接在发电机定子和转子之间的背靠背耦合电力电子变流器组成。在低风力地区,这种类型的风能系统更合适。对于在定子磁通定向同步旋转参照系中运行,采用速度传感控制方法对转子侧变换器进行控制。迟滞控制器为转子侧变换器提供控制脉冲。这些控制脉冲是通过比较实际和参考转子电流产生的误差信号来实现的。通过绕线转子感应电机样机,在MATLAB/Simulink中对2 MVA风力发电系统进行了仿真。本文对2 MVA系统的仿真结果进行了观察和分析。
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引用次数: 2
Pulse diagnosis System for Nadi Pariksha using parametric and statistical analysis 应用参数分析和统计分析的脉搏诊断系统
Pub Date : 2019-03-01 DOI: 10.1109/i-PACT44901.2019.8960080
Amit Kadarmandalgi, Mythili Asaithambi
Nadi Pariksha is a non-invasive pulse diagnosis method for assessing health of person in Ayurveda. The disease caused can be related to imbalance in any of three doshas i.e. vatha, pittha and kapha. The health status of the person is examined by Ayurvedic physician by feeling palpation from three fingers (index, middle and ring) placed on the radial artery for vatha, pittha and kapha respectively. In present research work the design and development of the pulse diagnosis system was carried out, in which Photoplethysmography (PPG) sensor was interfaced with Arduino was used to acquire wrist pulse signals from subjects in the form of data sets. Matlab software was used in signal processing after performing frequency domain analysis using power spectrum to design a filter and feature extraction was performed on these signals. Algorithms for three parameters were designed related to pulse sensors namely pulse wave velocity, augmentation index and reflectivity index. Data sets were created with the help of hundred volunteers. After performing statistical analysis on these data sets a standard signal was established. Finally this experimental setup was used to diagnose patients with symptoms associated with imbalance in Tridosha to look for deviations from the standard vatha pittha kapha signal and these results were compared with theoretical results as per Ayurveda. Based on this research we came up with a conclusion with respect to the system designed.
Nadi Pariksha是一种非侵入性的脉搏诊断方法,用于评估阿育吠陀人的健康状况。所引起的疾病可能与三种能量(即瓦他、皮他和卡法)中的任何一种失衡有关。阿育吠陀医生通过用放在桡动脉上的三根手指(食指、中指和无名指)分别触诊vatha、pittha和kapha来检查人的健康状况。在本研究工作中进行了脉搏诊断系统的设计与开发,该系统将光电体积脉搏图(Photoplethysmography, PPG)传感器与Arduino接口,以数据集的形式获取受试者的手腕脉搏信号。在进行频域分析后,利用Matlab软件对信号进行处理,利用功率谱设计滤波器,对信号进行特征提取。设计了与脉冲传感器相关的三个参数即脉冲波速、增强指数和反射率指数的算法。数据集是在数百名志愿者的帮助下创建的。在对这些数据集进行统计分析后,建立了一个标准信号。最后,该实验装置被用于诊断与Tridosha失衡相关的症状,以寻找与标准vatha pittha kapha信号的偏差,并将这些结果与阿育吠陀的理论结果进行比较。在此基础上,我们对所设计的系统得出了一个结论。
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引用次数: 1
Harmonic Analysis of Separately Excited DC Motor Drive 分离励磁直流电机驱动的谐波分析
Pub Date : 2019-03-01 DOI: 10.1109/i-PACT44901.2019.8960082
Shubham Tiwari, Arjun C. Unni, Rajanivedha R., J. Singh, Weerakom Ongsakul
Power Rectifiers are mainly employed in power system to convert AC power into controlled DC power. Since DC motors are very commonly broadly used in several industrial areas due to their simple and adjustable characteristics. With help of power electronics controllers, its regulation and handling become very simple and accurate. But contrary on other hand due to the over integration of these devices, problems regarding power factor and harmonic distortion (T.H.D) turn out to be a prominent concern. In this paper, AC power fed to DC motor drive is controlled and regulated by several controllers which includes thyristor- based converters with different pulse width modulation technique along various filters to reduce total harmonic distortions.
电源整流器主要用于电力系统中,将交流电源转换为可控的直流电源。直流电动机由于其简单和可调的特性,在几个工业领域中得到了广泛的应用。在电力电子控制器的帮助下,其调节和处理变得非常简单和准确。但另一方面,由于这些器件的过度集成,功率因数和谐波失真(T.H.D)问题成为人们关注的突出问题。在本文中,直流电机驱动的交流电源由多个控制器控制和调节,其中包括基于晶闸管的变换器,采用不同的脉宽调制技术,沿各种滤波器减少总谐波畸变。
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引用次数: 0
Partially Structured LQR design for Lateral-Directional Flight Control Law 横向飞行控制律的部分结构化LQR设计
Pub Date : 2019-03-01 DOI: 10.1109/i-PACT44901.2019.8960152
J. Myala, J. Borra, V. Patel
Flight control engineers use certain control structure depending upon requirements and resource availability while designing flight control laws. Classical control design is carried out by assessing the stability margins of each loop while closing all other loops for each flight condition for scheduled gain control laws. This is repeated one at a time for all the loops and therefore it is very time−consuming. A Linear Quadratic Regulator (LQR) design has inherent stability feature and is more suitable for multi input multi output (MIMO) system but the feedback gain matrix using LQR design has all non−zero elements which uses complete feedback from all the states to drive all the inputs. In this paper, gain suppression algorithm is used following to LQR design to achieve classical control law structure, i.e. to remove feedback from state to particular input. Generic flight control law design procedure is briefly outlined. The advantages and practical issues related to the implementation of LQR design method at the system level from industry point of view are elaborated
飞行控制工程师在设计飞行控制律时,根据需求和资源的可用性使用一定的控制结构。经典的控制设计是通过评估每个回路的稳定裕度来实现的,同时根据预定增益控制律关闭每个飞行条件下的所有其他回路。这在所有循环中一次重复一个,因此非常耗时。线性二次型稳压器(LQR)设计具有固有的稳定性,更适用于多输入多输出(MIMO)系统,但使用LQR设计的反馈增益矩阵具有全部非零元素,它使用所有状态的完整反馈来驱动所有输入。本文采用LQR设计后的增益抑制算法来实现经典控制律结构,即去除状态对特定输入的反馈。简述了通用飞行控制律设计过程。从行业的角度阐述了LQR设计方法在系统层面实施的优势和实际问题
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引用次数: 1
A Generalized MPPT Controlled DC-DC Boost Converter for PV System Connected to Utility Grid 并网光伏系统的广义MPPT控制DC-DC升压变换器
Pub Date : 2019-03-01 DOI: 10.1109/i-PACT44901.2019.8960061
Ch V Ramachandra Rao, M. Siva Rama Ganesh, K. Sekhar, R. Pradeep Sudha, Lakshman Kumar Dangeti, S. Sarathbabu Duvvuri
This paper presents a Generalized MPPT control based DC-DC boost converter to generate continuous power with its preserved dynamic control system. The PV array is modeled with algebraic loop to achieve accurate solution with iterations in large sample of times. The larger time steps are utilized in this model to obtain fast simulation. MPPT controller embedded with Generalized P and O technique in PV system to regulate duty cycle through which maximum continuous power will be obtained. The MPPT controller with proposed converter is designed in a strategy to extract continuous power regardless of irradiance and temperature. 100kW PV array connected 25kV utility grid is examined in MATLAB SIMULINK and compared with other models in available literature to show effectiveness of designed model.
本文提出了一种基于广义MPPT控制的DC-DC升压变换器,在保持动态控制系统的情况下产生连续功率。采用代数循环对光伏阵列进行建模,以实现大样本时间迭代的精确求解。该模型采用较大的时间步长来实现快速仿真。在光伏系统中嵌入了广义P和O技术的MPPT控制器,以调节占空比,从而获得最大的连续功率。采用该转换器的MPPT控制器设计了一种无论辐照度和温度如何都能提取连续功率的策略。在MATLAB SIMULINK中对100kW光伏阵列与25kV电网的连接进行了测试,并与现有文献中的其他模型进行了比较,验证了所设计模型的有效性。
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引用次数: 2
期刊
2019 Innovations in Power and Advanced Computing Technologies (i-PACT)
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