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2021 Innovations in Energy Management and Renewable Resources(52042)最新文献

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Fabrication of an energy dual-axis solar tracking system and performance analyses through optimal values of solar panel parameters 一种能量双轴太阳能跟踪系统的制造及太阳能板参数最优值的性能分析
Pub Date : 2021-02-05 DOI: 10.1109/IEMRE52042.2021.9386905
Saksham Jain, Richa Yadav, Abhinav Garg, Ayush Gupta, T. Som
This work presents a hardware development of a solar tracking system using arduino pro mini and further analyzing the performance of dual axis solar tracking systems. The objective is to examine the performance of the parameters such as voltage, power, all day efficiency, cost; through different settings of solar tracker. The proposed work has been established on hardware and analyzed using software mode. The hardware has been set up using two servo motors, along with a light dependent resistor (LDRs), which senses the solar rays. Further the motions of the motors are performed by moving the solar panel towards point or location corresponding to the source of maximum light. The control portion was developed by using C programming as a software mode of operation. The control mechanism was targeted to the Arduino UNO for functioning of the hardware system. The result showed that the solar tracking system produces maximum all day power corresponding to dual axis tracker. It resulted in 25% more than that of a single axis tracker and 51% more than that of a fixed tilt angle. Moreover, a Therefore, a solar tracker can effectively capture the maximum sunlight source and can be used for any small applications in order to achieve more electrical power
本文介绍了一种基于arduino pro mini的太阳跟踪系统的硬件开发,并进一步分析了双轴太阳跟踪系统的性能。目的是考察性能参数,如电压、功率、全天效率、成本;通过不同的太阳能跟踪器设置。所提出的工作已在硬件上建立,并在软件上进行了分析。硬件已经设置使用两个伺服电机,以及一个光相关电阻(ldr),它可以感知太阳光线。此外,通过将太阳能电池板移动到与最大光源相对应的点或位置来执行电动机的运动。控制部分采用C语言编程作为软件操作方式进行开发。控制机制针对Arduino UNO实现硬件系统的功能。结果表明,双轴跟踪器所对应的太阳能跟踪系统全天发电量最大。它比单轴跟踪器的误差大25%,比固定倾角跟踪器的误差大51%。因此,太阳能跟踪器可以有效地捕获最大的太阳光来源,并可用于任何小型应用,以获得更多的电力
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引用次数: 1
Comparison between net metering and battery storage in reference to rooftop solar 参考屋顶太阳能的净计量与电池储能的比较
Pub Date : 2021-02-05 DOI: 10.1109/IEMRE52042.2021.9386527
Rehan Aziz, Nirban Chakraborty, Anubhav Gupta, Souradip Ghosh
With the popularity of solar energy with the increasing awareness among the people, rooftop PVs are a great utilization of the technology as it puts the production directly in the hands of the consumers. With the concept of net and gross metering, the consumers now have the options to be the producers, by selling the extra back to supplying companies. This method along with the existing method of storing extra in the battery for later use has revolutionized the solar industry. In this paper we have tried to compare the benefits associated with both the methods and also estimated the solar panel output using linear regression and available data.
随着太阳能的普及和人们对太阳能的认识不断提高,屋顶光伏是对这项技术的一个很好的利用,因为它把生产直接交到消费者手中。有了净计量和总计量的概念,消费者现在可以选择成为生产者,把多余的钱卖给供应公司。这种方法与现有的将多余的电能储存在电池中以备以后使用的方法一起,彻底改变了太阳能工业。在本文中,我们试图比较与这两种方法相关的好处,并使用线性回归和可用数据估计太阳能电池板的输出。
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引用次数: 0
Discrete time analysis of High gain Bidirectional DCDC Converter with single edge PWM 单边PWM高增益双向DCDC变换器的离散时间分析
Pub Date : 2021-02-05 DOI: 10.1109/IEMRE52042.2021.9386851
G. Nagesh, D. Krishna, S. Poornima, P. Naresh
Coupled Inductor based bidirectional DC-DC converter (CI-BDC) is suitable topology for relatively high step up DC gain for PV,EV and PHEV applications. Performance of CI-BDC will be different when different PWM Techniques are used for switching. In present work the effect of different PWM topologies on performance of CIBDC will be analysed with the help of discrete time modelling. To control the output voltage and load current of the CI-BDC closed loop control has implemented. A suitable compensator is designed to eliminate right hand zero effect and instability in the system.
基于耦合电感的双向DC-DC变换器(CI-BDC)是一种适用于PV、EV和PHEV应用的高升压DC增益拓扑结构。当采用不同的PWM技术进行开关时,CI-BDC的性能会有所不同。本文将借助离散时间建模分析不同PWM拓扑对CIBDC性能的影响。为控制输出电压和负载电流,实现了CI-BDC闭环控制。设计了合适的补偿器,消除了系统的右手零效应和不稳定性。
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引用次数: 1
A Distributed Fixed-Time Consensus for Battery Storage Systems 电池存储系统的分布式固定时间一致性
Pub Date : 2021-02-05 DOI: 10.1109/IEMRE52042.2021.9386971
Sanjoy Mondal, A. Srivastava, Aikya Maji, R. Chakraborty, Aryan Singh, Diptava Singha Roy, S. Mukherjee
In this paper we consider the problem of fixed-time synchronization for a class of second-order nonlinear multiagent systems. By using the finite-time control technique and homogeneous systems theory, a fixed-time controller is first developed for a battery energy storage system (BESS). An integral consensus control is applied to the energy storage systems to synchronize the energy and power levels of batteries with the exchange of information between them. Both energy and power information of the storage systems will be fed into each other. The control architecture is based on the multi agent framework and takes into consideration that all batteries should work in the same charging or discharging mode. As such operations improve the state of health of the batteries. Compared with the consensus control in the existing literature for voltage consensus or battery power consensus, this paper offers a fixed time consensus which improves the convergence time and also ensures the robustness in the system. The major assumption of the paper is that each converter should possess an integral control. Simulation results demonstrate the effectiveness of the fixed time integral consensus for variety modes of operation: charging, discharging, and load variation.
研究一类二阶非线性多智能体系统的定时同步问题。利用有限时间控制技术和齐次系统理论,提出了一种电池储能系统的固定时间控制器。将积分共识控制应用于储能系统,实现电池能量和功率水平的同步,并实现电池之间的信息交换。存储系统的能量和功率信息将相互馈送。控制架构基于多智能体框架,并考虑到所有电池应在相同的充电或放电模式下工作。这样的操作改善了电池的健康状态。与已有文献中针对电压一致性或电池电量一致性的共识控制相比,本文提出了固定时间共识,提高了收敛时间,同时保证了系统的鲁棒性。本文的主要假设是每个变换器都应具有积分控制。仿真结果验证了固定时间积分共识算法对充电、放电和负荷变化等多种运行模式的有效性。
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引用次数: 1
Stochastic impact assessment of PHEV charger levels in a microgrid 微电网插电式混合动力充电水平的随机影响评估
Pub Date : 2021-02-05 DOI: 10.1109/IEMRE52042.2021.9387060
Anushree Singh, A. Maulik, D. Das
In this paper, we have investigated the impact of different plug-in hybrid electric vehicle (PHEV) charger topologies on the fuel cost, network loss, and loss allocation of a gridconnected AC microgrid. The presence of distributed generation, both renewable and non-renewable resources, has been considered in the problem formulation. Uncertainties related to PHEV load, electrical load, renewable generation, and grid power price have been modeled using “Hong’s 2m point estimate method”. The dispatchable units and the battery energy storage system are optimally scheduled to minimize the cost of operation. The network loss is allocated to different nodes using an exact loss allocation approach. Impacts of three charger types, namely-level 1, level 2, and level 3 on the system operating cost, loss, and loss allocation are investigated. Simulation results for a thirty-three node system are also presented.
本文研究了不同插电式混合动力汽车(PHEV)充电器拓扑对并网交流微电网燃料成本、网络损耗和损耗分配的影响。在问题的表述中考虑了分布式发电的存在,包括可再生资源和不可再生资源。采用“Hong’s 2m点估计法”对插电式混合动力负荷、电力负荷、可再生能源发电和电网电价的不确定性进行建模。对可调度单元和蓄电池储能系统进行优化调度,使运行成本最小化。使用精确的损失分配方法将网络损失分配给不同的节点。研究了1级、2级和3级充电器对系统运行成本、损耗和损耗分摊的影响。给出了一个33节点系统的仿真结果。
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引用次数: 6
Modelling of PV based DC-DC boost converter using P&O algorithm under varying environmental conditions 不同环境条件下基于PV的DC-DC升压变换器的P&O算法建模
Pub Date : 2021-02-05 DOI: 10.1109/IEMRE52042.2021.9386868
Rinkee Das, S. De, Saikat Sinha, Somnath Hazra
Solar PV systems are now being heavily deployed to extract the solar energy which is a free energy. Output power of solar PV systems are intermittent in nature and depend on the operating PV cell temperature and solar irradiance value. Therefore, it is of utmost importance that the maximum power is extracted from a solar PV panel at given condition or irradiance and temperature. In this paper, we have tried to extract the maximum power out of solar PV panels connected in series using a DC-DC boost converter and by employing a MPPT algorithm. The simulation results show that maximum power can be drawn out from a solar panel by varying the operating conditions.
太阳能光伏系统现在被大量部署来提取太阳能,这是一种免费的能源。太阳能光伏系统的输出功率本质上是间歇性的,并且取决于运行的光伏电池温度和太阳辐照度值。因此,在给定的辐照度和温度条件下,从太阳能光伏板中提取最大功率是至关重要的。在本文中,我们尝试使用DC-DC升压转换器并采用MPPT算法从串联的太阳能光伏板中提取最大功率。仿真结果表明,通过改变工作条件可以使太阳能电池板获得最大功率。
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引用次数: 6
Energy Storages and Technologies for Electric Vehicle 电动汽车的储能与技术
Pub Date : 2021-02-05 DOI: 10.1109/iemre52042.2021.9386526
U. Mahapatra
The transport sector is heading for a major changeover with focus on new age, eco-friendly, smart and energy saving vehicles. Electric vehicle (EV) technology is considered a game-changer in the transportation sector as it offers advantages such as eco-friendliness, cheaper fuel cost, lower maintenance expenses, energy-efficient and increased safety. The energy system design is very critical to the performance of the electric vehicle. The first step in the energy storage design is the selection of the appropriate energy storage resources. This article presents the various energy storage technologies and points out their advantages and disadvantages in a simple and elaborate manner. It shows that battery/ultracapacitor hybrid energy system technology is the most suitable for electric vehicle applications. Li-ion battery technology with high specific energy and range is very suitable for this application. Further it analyzes the basic parallel configuration of the hybrid energy storage system.
交通运输行业正朝着新时代、环保、智能和节能汽车的重大转变迈进。电动汽车(EV)技术被认为是交通领域的游戏规则改变者,因为它具有生态友好、燃料成本更低、维护费用更低、节能和提高安全性等优势。能源系统的设计对电动汽车的性能至关重要。储能设计的第一步是选择合适的储能资源。本文介绍了各种储能技术,并以简单而详细的方式指出了它们的优缺点。表明电池/超级电容器混合能源系统技术最适合电动汽车应用。具有高比能量和续航里程的锂离子电池技术非常适合这种应用。进一步分析了混合储能系统的基本并联结构。
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引用次数: 4
An Optimized Frequency and Voltage Control Scheme for Distributed Generation Units of an Islanded Microgrid 孤岛微电网分布式发电机组频率电压优化控制方案
Pub Date : 2021-02-05 DOI: 10.1109/IEMRE52042.2021.9386729
R. Dhua, S. Goswami, D. Chatterjee
Frequency and voltage regulation is an issue of utmost importance when the microgrid is islanded. During islanding, the loads in the system are reallocated to be shared by the distributed generations (DGs) leading to voltage and frequency shifts. These variations should be such that the load does not experience transients. Therefore, an optimization based scheme is proposed for minimizing both frequency and voltage deviations. In the proposed work, the DG unit having largest capacity in the microgrid is assigned as the master controller. This controller calculates the optimized frequency and voltage deviations dynamically at different load levels. Similar procedure is followed by other DG units for setting their respective phase angle and voltage references for individual inverters. Therefore, simultaneous control of frequency and voltage is achieved with proper load sharing among the DG units. Simulations performed in MATLAB/Simulink justify the effectiveness of the proposed controller.
当微电网处于孤岛状态时,频率和电压调节是一个至关重要的问题。在孤岛过程中,系统中的负荷被重新分配给分布式发电机组(dg),从而导致电压和频率的偏移。这些变化应使负载不会经历瞬变。因此,提出了一种基于优化的方案,以最小化频率和电压偏差。在本文提出的工作中,将微电网中容量最大的DG机组作为主控制器。该控制器动态计算不同负载水平下的优化频率和电压偏差。其他DG单元也遵循类似的程序,为单个逆变器设置各自的相角和参考电压。因此,通过DG机组之间适当的负载分担,实现了频率和电压的同时控制。在MATLAB/Simulink中进行的仿真验证了所提控制器的有效性。
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引用次数: 2
Energy Management System with a Reduced Sensor for DC Microgrid 基于简化传感器的直流微电网能量管理系统
Pub Date : 2021-02-05 DOI: 10.1109/IEMRE52042.2021.9386728
S. Rama, M. Rajini
Research carried out in this paper proposes a reduced sensor energy management system (EMS) for a DC microgrid with a hybrid energy storage system (HESS). The proposed system ensures continuous power supply to loads in a DC microgrid. The EMS considers the renewable power variation, availability of grid, state of charge of HESS and changes in local loads. without measuring load currents / powers, this system can detect the operating mode of system. In the proposed system, current stress on a battery can be reduced by supercapacitor and better DC link voltage regulation is achieved. The EMS also addresses extreme operating conditions such as load shedding, off-MPPT operation of PV, elimination of critical oscillation of HESS powers. With the time domain simulation studies, the performance of the proposed EMS is verified.
本文提出了一种基于混合储能系统(HESS)的直流微电网能量管理系统(EMS)。该系统保证了直流微电网中负载的连续供电。EMS考虑了可再生能源的变化、电网的可用性、HESS的充电状态和当地负荷的变化。该系统无需测量负载电流/功率,即可检测系统的工作模式。在该系统中,超级电容器可以降低电池的电流压力,并实现更好的直流链路电压调节。EMS还解决了极端的工作条件,如减载、PV的off-MPPT操作、消除HESS功率的临界振荡。通过时域仿真研究,验证了该方法的性能。
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引用次数: 0
Redox flow battery based transmission system for increasing renewable energy utilisation and electric vehicle adoption 基于氧化还原液流电池的传输系统,用于增加可再生能源的利用和电动汽车的采用
Pub Date : 2021-02-05 DOI: 10.1109/IEMRE52042.2021.9386523
Hrithu Olickel Arumaraj, R. M. Shereef
The global urgency to decrease fossil fuel usage, calls to address the constraints in renewable energy(RE) based charging of electric vehicles(EV) and increase RE utilisation immediately. Here, we analyse using redox flow battery(RFB) in EVs’ in combination with a novel method of electrical energy transportation and storage. Suitability of RFB for use in the same is examined in comparison to Li-ion battery. Taking India as an example, financial viability analysis is done using budget allocated for the Green corridor project as a benchmark. The combined solution facilitates EV adoption, grid support initiatives and absorption of RE. While energy density of RFB electrolyte has increased significantly the simultaneous increase in viscosity is the major challenge in establishing the system proposed. The analysis demonstrates the need for focused research into developing low viscosity RFB electrolytes to attain the full potential of the technology.
全球迫切需要减少化石燃料的使用,呼吁解决基于可再生能源的电动汽车充电的限制,并立即提高可再生能源的利用率。在此,我们分析了将氧化还原液流电池(RFB)与一种新的电能传输和存储方法相结合在电动汽车上的应用。RFB与锂离子电池的适用性进行了比较。以印度为例,以绿色走廊项目的预算分配为基准进行财务可行性分析。该组合解决方案有利于电动汽车的采用、电网支持倡议和可再生能源的吸收。虽然RFB电解质的能量密度显著增加,但同时粘度的增加是建立该系统的主要挑战。分析表明,需要重点研究开发低粘度RFB电解质,以充分发挥该技术的潜力。
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引用次数: 3
期刊
2021 Innovations in Energy Management and Renewable Resources(52042)
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