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2020 International Conference on Recent Trends on Electronics, Information, Communication & Technology (RTEICT)最新文献

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Design Of Led’s For Interactive Court Lines 交互式球场线的Led设计
K. S. Sunil Kumar, N. Nataraja, J. Avinash, P. Rajendra Prasad, S. Santosh Kumar, G. Arjun Kumar
A novel method of Multiple lines of e-courts for various sports application controlled by Light Emitting Diode strips was proposed and experimentally analysed which accurately displays the court lines for the selected game. Here, an aurdino based microcontroller is used which supervises the work of the block chain and RFID tag which serves as an electronic key for accessing the sport court. The distinct court rule lines are shown for various sports like basketball, badminton, volleyball and kabaddi are set up and stored in the Application through which one can select particular court of interest. In this paper, we propose an efficient system design by providing security and quick access to multiple games at the same location. The designed module projects a series of lines in one touch onto the surface and also further transforms a basketball court to a volleyball court in seconds hence it utilize the space efficiently with multi-purpose single sporting space. This novel idea replaces the traditional court marking complexity for various games under single roof. The usage of various sensors like pressure sensor, IR sensors were utilized for monitoring the score points which offers added assistance to referees. Hence the idea is novel and the design concept is demonstrated and verified. This electronic court rule line system not only helps sportsmen and referees, but also connects them with audiences.
提出了一种由发光二极管控制的多种运动应用的多线电子球场的新方法,并进行了实验分析,该方法可以准确地显示所选比赛的球场线。在这里,使用了一个基于aurdino的微控制器来监督区块链和RFID标签的工作,RFID标签作为进入运动场的电子钥匙。不同的球场规则线显示了各种运动,如篮球,羽毛球,排球和卡巴迪的设置和存储在应用程序中,通过它可以选择特定的感兴趣的球场。在本文中,我们提出了一个有效的系统设计,通过提供安全和快速访问多个游戏在同一地点。设计的模块将一系列线条一次性投射到地面上,并在几秒钟内将篮球场进一步转变为排球场,从而有效地利用了多用途的单一运动空间。这个新颖的想法取代了传统的球场,在一个屋檐下进行各种游戏。使用各种传感器,如压力传感器,红外传感器被用来监测得分,这为裁判提供了额外的帮助。因此,这个想法是新颖的,设计概念得到了证明和验证。这种电子规则线系统不仅帮助运动员和裁判员,而且还将他们与观众联系起来。
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引用次数: 9
Impact of Electric Vehicle Load and Wind Farm on Small Signal Stability 电动汽车负荷和风电场对小信号稳定性的影响
Jawaharlal Bhukya, Ashiwani Yadav, Poorva Sharma
with the integration of Electric Vehicle (EV) into power systems results in an instability behavior due to the addition of emerging load. This paper examines the impacts of EV load on small signal stability which is significant issues. Due to the EV load, system stability is reduced and resulted in instability for further disturbance. The instability is occurred due to inadequate damping in the generator. It is improved by adding Wind Farm (WF) which can be delivered significant active power. With WF. It reduces the overall inertia of the generator due to the participation of the machine is decreased. The test system is also analyzed with Power System Stabilizer (PSS) and noticed that stability is further enhanced. The obtained results are compared with and without WF and PSS and their combination. It is observed from the result that EV load is having a higher impact on system stability. Overall stability is enhanced by adding PSS and WF into the system. The stability is carried out by considering a two-area test system.
随着电动汽车(EV)与电力系统的集成,由于新负荷的增加,导致电力系统不稳定。本文研究了电动汽车负载对小信号稳定性的影响,这是一个重要的问题。由于EV负载的存在,降低了系统的稳定性,并导致进一步扰动的不稳定性。不稳定是由于发电机阻尼不足造成的。通过增加风电场(WF),可以提供大量的有功功率,从而改进了该系统。WF。它减少了发电机的总体惯性,因为机器的参与减少了。对试验系统的稳定性进行了分析,发现系统的稳定性得到了进一步提高。将所得结果与不加WF和PSS及其联合使用进行了比较。从结果可以看出,电动汽车负载对系统稳定性的影响越来越大。通过在系统中加入PSS和WF,增强了系统的整体稳定性。通过考虑一个双区测试系统来实现稳定性。
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引用次数: 0
Design and Control of Solar-Wind Integrated Conversion System with DFIG for Maximum Power Point Tracking 基于DFIG的最大功率点跟踪太阳风综合转换系统设计与控制
G. Arjun Kumar, Shivashankar, Keshavamurthy
This paper provides a technique for the control of a wind turbine system drawing power from the grid and solar energy sources for rotor injection. A Doubly Fed Induction Generator (DFIG) is a two input conventional induction machine which can be connected across both stator and rotor. It is used as an electrical transducer for the conversion of wind energy. An array of Solar Photovoltaic (PV) panel is utilized to translate the solar power, connected to DFIG through a common direct current bus using a boost converter. Indirect vector controls of the Rotor Side Converter (RSC) and Grid-Side Converter (GSC) is employed. Constant DC voltage is maintained using GSC and, RSC is used to operate DFIG under constant drool characteristics and any variations in voltage and frequency could be controlled. Both wind and solar energy sources incorporate Maximum Power Point Tracking (MPPT) through their control algorithms. A simulation model of 300KW solar PV array and a 2.0MW DFIG system is developed in MATLAB/Simulink environment and solar system provides 30-80kW of rotor injection power. Therefore, it decreases dependence on grid power throughout both generation and motoring action.
本文提出了一种利用电网和太阳能为转子注入动力的风力发电系统的控制技术。双馈感应发电机(DFIG)是一种双输入的传统感应电机,它可以连接在定子和转子上。它被用作风能转换的电子换能器。太阳能光伏(PV)面板阵列用于转换太阳能,通过使用升压转换器的公共直流总线连接到DFIG。采用转子侧变换器(RSC)和电网侧变换器(GSC)的间接矢量控制。使用GSC保持恒定的直流电压,使用RSC在恒定的流口水特性下运行DFIG,并且可以控制电压和频率的任何变化。风能和太阳能都通过其控制算法集成了最大功率点跟踪(MPPT)。在MATLAB/Simulink环境下建立了300KW太阳能光伏阵列和2.0MW DFIG系统的仿真模型,太阳能系统提供30-80kW的转子喷射功率。因此,它减少了对电网的依赖,在整个发电和电机动作。
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引用次数: 8
MIMO Diversity Antenna for UWB and WIMAX Wireless Applications 用于UWB和WIMAX无线应用的MIMO分集天线
Sweety suhane, P. Jain
In this paper MIMO (multiple input multiple output) diversity antenna is designed for UWB (ultra wideband) and WIMAX wireless applications. In proposed antenna a compact size dual band (26*28mm2) designed, two feed line rectangular shape antenna tapering with micro strip lines and two L shaped slits are used inside the patch. Isolation level achieved at less than -23dB, envelope correlation coefficient (ECC), Diversity Gain, S parameters are discussed and simulated for better isolation at compact size.
本文针对UWB(超宽带)和WIMAX无线应用,设计了MIMO(多输入多输出)分集天线。该天线设计为紧凑尺寸的双频段(26*28mm2),在贴片内部采用两条馈线矩形天线,带微带线锥形,并采用两条L型狭缝。在小于-23dB时实现的隔离级别、包络相关系数(ECC)、分集增益、S参数进行了讨论和模拟,以便在紧凑的尺寸下实现更好的隔离。
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引用次数: 1
Development of an algorithm for braking force distribution to avoid wheel locking in ABS 防抱死系统制动力分配算法的研究
Dixit G, P. Manohar, Shaik Munwar Pasha
Antilock Braking System (ABS) is a significant part in vehicle technology to deliver extra security for drivers. It helps in stopping the vehicle at short distances and allows better control during sudden braking when sudden obstacle came, in spite of the fact that the braking distance can be decreased by the control torque from drum brakes. With the help of Electronic control unit braking force can be determined and distributed efficiently to all wheels by this braking time and braking distance can be improved and by this vehicle gets stabilized. This is achieved by developing an algorithm to distribute the braking force for each wheel based on the slip calculation of each wheel. This is then integrated with AUTOSAR process and simulation is carried out in CarSim.
防抱死制动系统(ABS)是汽车技术的重要组成部分,为驾驶员提供额外的安全保障。尽管鼓式制动器的控制扭矩可以减少制动距离,但它有助于在短距离停止车辆,并在突然障碍物到来时更好地控制突然制动。在电控单元的帮助下,可以确定制动力并有效地分配到各车轮上,从而提高制动时间和制动距离,从而使车辆稳定。这是通过开发一种算法来实现的,该算法基于每个车轮的滑移计算来分配每个车轮的制动力。然后将其与AUTOSAR过程集成,并在CarSim中进行仿真。
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引用次数: 0
Modeling and Analysis of Waveguide Modes in Organic Light Emitting Diode for Bio- sensing Applications 用于生物传感的有机发光二极管波导模式的建模与分析
B. M. Chaya, K. L. Kumar, R. Bina
The Organic Light Emitting diode are light sources that are useful in bio sensing and display applications. Because of the internal framework light produced by electron-hole recombination inside the emissive layer may be passed to a few channels: slabbing guided modes, substrate guided modes and to a small degree modes will pass through air. To Figure out where and why photons can be stuck in the slab geometry, Modal analysis is carried out. The losses are due to the material dispersion and absorption by the cathode metal layer. In this work, the waveguide mode analysis of Planar OLED is presented. Finite difference Eigen mode solver is used to observe the losses and effective indices in the guided modes at wavelength of 540nm. In this present method, analysis is limited to the plane geometry and it is a very quick tool that can optimize the layered structure. Two simple techniques are apparent to optimize the emission of OLED. The first is to focus on a Limited waves coupling. The second concerns light recycling from inevitable guided modes to air propagating modes. This can be done, for example by scattering, gratings and lens arrays. This work aims to describes on restricted coupling of guided modes.
有机发光二极管是在生物传感和显示应用中有用的光源。由于发射层内部的电子-空穴复合产生的光可以通过几个通道传递:薄片引导模式、衬底引导模式和小程度的模式将通过空气。为了弄清楚光子在板坯几何结构中的位置和原因,进行了模态分析。损耗是由于材料的分散和阴极金属层的吸收。本文对平面OLED的波导模式进行了分析。利用有限差分本征模求解器观察了540nm导模的损耗和有效指数。在此方法中,分析仅限于平面几何,是一种快速优化分层结构的工具。两种简单的技术显然可以优化OLED的发射。首先是关注有限波耦合。第二个是关于光从不可避免的引导模式到空气传播模式的再循环。这可以通过散射、光栅和透镜阵列来实现。本文的目的是描述导模的受限耦合。
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引用次数: 0
Experimental Study of Sand-Storm Effect on Digital FSO Communication Link 沙尘暴对数字FSO通信链路影响的实验研究
Sampurna De, A. Raj
Over the last two decades, Free Space Optical (FSO) communication has become more and more interesting topic of research, as an alternative to radio frequency communication. In this paper we have presented the analysis of digital FSO system performance, under the sand-storm environment. We designed an indoor chamber, to simulate the effect of sandstorm, where the speed of the wind, blowing sands, and turbulence was created, varied and maintained over a long period of time using appropriate ambiance set-up. We created straight laser link through laser diode and signal detected by photo detector. Even we varied the sand storm speed in both directions along with the optical link (horizontal) and perpendicular to the optical link (vertical). After that we had an experimental study about how the Q-factor and bit error rate (BER) is changing. Most of the earlier studies of FSO had been accomplished in the environmental continents of Europe, East Asia, and North America; where the main atmospheric effects are due to fog, rain, snow, smoke and turbulence. It has been seen in the preceding studies that, the effects of sand and dust have been ignored, because they do not exist in the terrestrial atmosphere. Based on the visibility range, according to the World Meteorological Organization, we categorized the types of sand, like severe dust storm, dust storm, blowing dust and dust haze. We observed the signal scattering, absorption and fluctuation in each condition. We obtained the FSO communicative quantitative analysis of the parameters, like atmospheric transmittance and attenuation coefficient, Quality factor (Q-factor) and Bit Error Rate (BER) in each condition. The results which we obtained from the simulation, show that as the speed of the sand wind increases the Q-factor reduces and BER increases. The maximum wind speed achieved by this chamber is 4.8 ms which is nearly efficient to the sand storm scenario. This is the novelty of this research.
近二十年来,自由空间光通信作为射频通信的一种替代方案,已成为人们越来越关注的研究课题。本文对数字FSO系统在沙尘暴环境下的性能进行了分析。我们设计了一个室内室来模拟沙尘暴的影响,在这里,风速、吹沙和湍流的产生、变化和保持在一段时间内,使用适当的环境设置。我们通过激光二极管和光电探测器检测的信号建立了直线激光链路。我们甚至改变了沿光学链路(水平)和垂直于光学链路(垂直)两个方向的沙尘暴速度。之后,我们对q因子和误码率(BER)的变化进行了实验研究。大多数关于FSO的早期研究都是在欧洲、东亚和北美的环境大陆完成的;其中主要的大气影响是由于雾,雨,雪,烟和湍流。在之前的研究中已经看到,沙尘的影响被忽略了,因为它们不存在于地球大气中。根据世界气象组织的能见度范围,我们将沙尘的类型分为强沙尘暴、沙尘暴、吹尘和尘霾。我们观察了每种条件下的信号散射、吸收和波动。得到了各工况下FSO通信参数的定量分析,如大气透过率和衰减系数、质量因子(Q-factor)和误码率(BER)。仿真结果表明,随着沙风风速的增大,q因子减小,误码率增大。该室的最大风速为4.8 ms,在沙尘暴情况下几乎是有效的。这是这项研究的新颖之处。
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引用次数: 14
Implementation of Lithium-Ion Battery Management System with an Efficient SOC Estimation Algorithm 基于高效荷电状态估计算法的锂离子电池管理系统实现
G. Ranjith Pawar, L. S. Praveen, S. N. Nagananda
As fossil fuel sources are depleting day by day across the globe, the development of battery-based hybrid vehicles are gaining importance among automobile manufacturers. Battery Management System (BMS) plays an important role in EVs and HEVs by protecting the battery from operating outside its operating region and helps in monitoring the life of the battery by tracking its State of Charge (SOC) and State of Health (SOH). The battery life can be prolonged by efficiently managing the charging and discharging process. The currently deployed BMS in vehicles is costly, difficult for implementation, and not so accurate in predicting battery SOC. Hence there is lots of research being carried out across the world for monitoring battery health. Recently some successes have been reported using Kalman filter for battery SOC estimation in HEV application, without increasing the complexity of the battery model. This work is focused on the design and development of a battery management system with an efficient SOC estimation algorithm. First, the Resistive-Capacitive (RC) battery model was developed by deriving mathematical state-space variable equations. Considering the battery parameters to be timeinvariant quantities, the recursive Kalman filter algorithm has been implemented on the equivalent battery model developed in MATLAB. The integrated model is tested for voltage tracking. A BMS was constructed using sensors, a data acquisition system, an electronic switching circuit, and connected to a load. A lithium-ion battery was used to test with the developed BMS for both OFF-line and ON-line implementation. A filter such as moving average, linear predictive coding, and Kalman filter was implemented on the developed BMS to estimate the battery SOC. Over the other implemented filters, the Kalman filter was able to track the battery SOC with at least twenty percentage lesser Mean Square Error [MSE] than other filters. The implemented Kalman filter on the designed BMS was able to predict the change in battery parameter with approximately thirty seconds faster than the other filter algorithms
随着全球化石燃料资源的日益枯竭,电池混合动力汽车的开发越来越受到汽车制造商的重视。电池管理系统(BMS)在电动汽车和混合动力汽车中发挥着重要作用,它保护电池不受其工作区域外的影响,并通过跟踪电池的充电状态(SOC)和健康状态(SOH)来帮助监控电池的寿命。通过有效地管理充电和放电过程,可以延长电池寿命。目前在汽车上部署的BMS成本高,实施困难,并且在预测电池SOC方面不太准确。因此,世界各地正在进行大量的研究来监测电池的健康状况。近年来,在不增加电池模型复杂性的情况下,已经有一些成功的报道将卡尔曼滤波用于混合动力汽车电池荷电状态估计。本研究的重点是设计和开发一个具有高效SOC估计算法的电池管理系统。首先,通过推导数学状态空间变量方程,建立了电阻-电容电池模型。考虑到电池参数为时不变量,在MATLAB开发的等效电池模型上实现了递归卡尔曼滤波算法。对集成模型进行了电压跟踪试验。BMS由传感器、数据采集系统、电子开关电路组成,并与负载相连。使用锂离子电池对开发的BMS进行离线和在线测试。将移动平均、线性预测编码和卡尔曼滤波等滤波方法应用于所开发的电池荷电状态估计系统中。在其他实现的滤波器中,卡尔曼滤波器能够以比其他滤波器低至少20%的均方误差(MSE)跟踪电池SOC。在设计的BMS上实现的卡尔曼滤波能够比其他滤波算法快30秒左右预测电池参数的变化
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引用次数: 2
VANET Based Embedded Traffic Control System 基于VANET的嵌入式交通控制系统
S. Shirabur, S. Hunagund, Suresh Murgd
Globally traffic congestion is considered to be an important issue, which can be reduced by proper traffic monitoring system. More recently, the advancement in wireless sensor technology shows a great promise in designing intelligent transport system due to its flexibility and cost-effectiveness for deployment. This paper proposes a prototype vehicle traffic monitoring system using piezo based density calculation and RFID wireless technology for smart control. In conventional system traffic lights are designed on fixed time basis. The main objective of the proposed system is to operate the traffic light on instantaneous traffic density or have an adaptive traffic signal. The piezo sensors continuously senses the pressure of the vehicle and sends output voltage to the microcontroller which determines the length of time the signal must be given as green signal. Vehicular ad-hoc network is the best technology to improve the traffic security, proficiency and to enable various other related applications in the domain of vehicular communication. Applications using vehicular ad-hoc networks have diverse properties. Applications such as clearance to emergency vehicles (Ambulance, Fire truck), Vehicle-to-Vehicle communication plays a major rule in properly manage traffic situations. In this proposed system RFID reader detects the RFID tag of given to special vehicles allowing those vehicles to gain first priority. These applications are the classic models of an intelligent traffic control system which aims to enhance security and efficiency in traffic management using new technology for measuring instantaneous traffic and vehicle to internet communication to provide smart control.
全球范围内的交通拥堵是一个重要的问题,适当的交通监控系统可以减少交通拥堵。近年来,无线传感器技术的发展以其灵活性和部署成本效益在智能交通系统设计中显示出巨大的前景。本文提出了一种基于压电密度计算和RFID无线技术进行智能控制的原型车辆交通监控系统。在传统系统中,交通灯是按固定时间设计的。该系统的主要目标是在瞬时交通密度下运行交通灯或具有自适应交通信号。压电传感器连续地感知车辆的压力,并将输出电压发送到微控制器,该微控制器决定了信号必须作为绿色信号给出的时间长度。车载自组织网络是提高交通安全性、熟练度和实现车载通信领域各种相关应用的最佳技术。使用车载自组织网络的应用程序具有不同的特性。诸如紧急车辆(救护车、消防车)的通关、车对车通信等应用在正确管理交通状况方面发挥着重要作用。在该系统中,RFID阅读器检测给定的特殊车辆的RFID标签,使这些车辆获得优先级。这些应用是智能交通控制系统的经典模型,旨在利用新技术测量瞬时交通和车辆与互联网通信,以提供智能控制,从而提高交通管理的安全性和效率。
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引用次数: 4
Design and Development of Wearable Antenna integrated with RF Transceiver for Health Monitoring System 健康监测系统中集成射频收发器的可穿戴天线的设计与开发
S. Amit, Viswanath Talasila, C.R Nagaveni, C. K. Subbaraya, D. S. Mahesh, P. Premnath
A wearable device is a technology that is worn on the human body. With the miniaturized and low power sensor technologies, it can be used in wearables for receiving and transmitting information about health care and their surroundings. This paper aims at designing a complete RF transceiver system at 2.4GHz for communication health parameters with the designed rectangular patch antenna. The signals are sensed by the wearable device which is mounted on the patient to be monitored; these signals are the input data of health parameters like temperature/heart rate. The sensors along with the transmitter section are clipped onto the patient and the health parameters are collected. The observed data is processed using Arduino UNO microcontroller and transmitted with the help of the RF module through the transmitting antenna. On the receiving section the data is collected through the receiving antenna connected to RF module and processed for further analysis of health parameters. A wearable antenna is designed for transmitting and receiving signals at 2.4GHz. A rectangular patch antenna is designed with slots to enhance directivity and good impedance matching with the other RF circuits. The antenna is simulated using Ansys HFSS v19, fabricated and tested which gives a VSWR of 1.5 and Return loss of -14dB.The gain of the antenna is 5.2dB. Further the collected data is visualized and can be analyzed by the supervisor by logging onto the webpage and accessing the health parameters.
可穿戴设备是一种可穿戴在人体上的技术。凭借小型化和低功耗传感器技术,它可以用于可穿戴设备,用于接收和传输有关医疗保健及其周围环境的信息。本文旨在利用设计好的矩形贴片天线,设计一个完整的2.4GHz通信健康参数射频收发系统。所述信号由安装在待监测患者身上的可穿戴设备感测;这些信号是健康参数的输入数据,如温度/心率。传感器连同传送器部分被夹在病人身上并收集健康参数。观测数据采用Arduino UNO单片机处理,通过发射天线借助射频模块进行传输。在接收部分,通过连接到射频模块的接收天线收集数据,并进行处理以进一步分析健康参数。设计了一种可穿戴天线,用于发射和接收2.4GHz的信号。设计了带槽的矩形贴片天线,提高了天线的指向性,与其他射频电路的阻抗匹配良好。利用Ansys HFSS v19对天线进行了仿真,制作并测试了该天线的驻波比为1.5,回波损耗为-14dB。天线增益为5.2dB。此外,收集到的数据是可视化的,主管可以通过登录网页并访问健康参数来分析这些数据。
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引用次数: 2
期刊
2020 International Conference on Recent Trends on Electronics, Information, Communication & Technology (RTEICT)
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