battery charging research papers
Battery charging
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The circuitry to recharge the batteries in a portable product is an important part of any power supply design. The complexity (and cost) of the charging system is primarily dependent on the type of battery and the recharge time. This chapter will present charging methods, end-
Ultra Fast NiCd Battery Charging using ST6210 Microcontroller
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Today many cordless and portable equipments are supplied by a Nickel-Cadmium (NiCd) battery. The ultra fast charging of these batteries in less than half an hour is a very attractive service for users. Such a short charging time requires an Ultra Fast battery, a supply with
Development and Testing of Commercial Prototype Wind-Electric Battery Charging Station
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ABSTRACT The technical aspects of charging 12-volt (V) batteries with a small permanent magnet wind-turbine generator suggested that a special battery-charging station be developed. Scientists at the National Renewable Energy Laboratory (NREL) conducted
Small Size Wind Generation System for Battery Charging
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ABSTRACT –This paper is concerned with the study of a small wind generation system used for battery charging. A topology that aims at the exploitation of the energy generated at low speed is proposed. The characteristics of the wind turbine and the generator are
Advanced Battery Charging Techniques: Pulse-Charging in Large-Scale Applications-Design of Divide and Conquer Technique for High-Capacity Batteries
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ABSTRACT This paper analyzes the potential of intelligent pulse-charging for large-scale applications. A novel divide and conquer technique is developed to efficiently apply pulse- charging method in high-capacity battery pack applications. Experiments, which are
Electronic control circuit for solar battery charging
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ABSTRACT An electronic circuit is designed, built and tested. The circuit acts as a control circuit to regulate the process of photovoltaic solar panel battery charging process. The circuit is cheep and can be easily constructed from discrete electronic components. The circuit
The Proper Charging Of Stationary Lead-Acid Batteries (Your Battery Is Only As Good As How You Charge It.)
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All too often, stationary batteries are not correctly or adequately charged. This leads to a shortened battery life and may also cause a premature and sometimes catastrophic battery failure. It is the author's experience that almost 50 percent of all stationary batteries are not
Battery Charging Options for Portable Products
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Few components in portable system design have as pervasive an impact on the user's experience with the product as the power source and the system used to charge it. The length of time the battery holds a charge, the number of charge cycles the battery can
Wireless battery charging system using radio frequency energy harvesting
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WIRELESS BATTERY CHARGING SYSTEM USING RADIO FREQUENCY ENERGY HARVESTING Daniel W. Harrist, MS
Improving battery safety, charging, and fuel gauging in portable media applications
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Portable media players and smartphones have become very popular over the past five years. The portable media player is a handheld device that can record and play back audio/video from a TV, DVD player, camera, or media file downloaded from the Internet. A
Economic and efficiency evaluation of different battery charging wind generator systems
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ABSTRACT In this paper three different small wind generator systems for low voltage battery charging stand-alone inverter supplies are evaluated and compared in terms of energy production and cost. One of the systems proposed in the paper consists of a fixed speed
Analysis, design and development of a single switch flyback buck-boost AC-DC converter for low power battery charging applications
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ABSTRACT The design and performance analysis of a power factor corrected (PFC), single- phase, single switch flyback buck-boost ac-dc converter is carried out for low power battery charging applications. The proposed configuration of the flyback buck-boost ac-dc
Three-phase unity power factor mains interfaces of high power EV battery charging systems
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Power Electronics for Charging Electric Three-Phase Unity Power Factor Mains Interfaces of High Power EV Battery Charging Systems M. Hartmann, T. Friedli and JW Kolar Swiss Federal Institute of Technology (ETH) Zurich Power Electronic Systems Laboratory
Charging Algorithms for Increasing Lead Acid Battery Cycle Life for Electric Vehicles
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ABSTRACT Some factors that make batteries suitable for commercially viable electric vehicles (EVs) are battery performance, cost, and life. Although valve-regulated lead acid (VRLA) batteries are low cost, their cycle life has been limited for EV applications. Improving the
Result of Lead-acid Battery Life Prolongation Experiment with Low-level Charging
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ABSTRACT Lead-acid batteries have long been used providing inexpensive access and stable performance. Starter batteries can be obtained very inexpensively due to mass production, however; rapid deep discharge drastically reduces its performance. If starter batteries can
Experimental research on charging characteristics of a pressure-controlled VRLA battery in high-temperature environments
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ABSTRACT Valve-regulated-lead-acid (VRLA) battery charging performed in high-temperature environments is extremely risky under overcharge conditions, and may lead to a subsequent thermal runaway. A new pressure-controlled charging method was adopted and the
Total blood and urinary lead levels in battery charging artisans in two metropolitan cities of South West Nigeria
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ABSTRACT Objectives: Battery charging workers in urban centers in Nigeria are exposed to excessive inhalation of lead fumes, oral ingestion and dermal absorption of lead particles when dismantling disused lead accumulators, washing the lead cells in water and
Battery Charging with a Small Downwind Horizontal-Axis Wind Turbine
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ABSTRACT Testing was initiated in Jan 2002 on a small wind turbine designed for battery charging which used a uniquely designed furling system. This downwind horizontal-axis wind turbine furls by the tail lifting the rotor and alternator from a blade rotor horizontal-
A Battery Charging Control Strategy for Renewable Energy Generation Systems
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ABSTRACT Battery charging process is non-linear, time-varying with a considerable time delay so it is difficult to achieve the best energy management performance by using traditional control approaches. A fuzzy control strategy for battery charging or discharging
Control Design of Converters for Wind Energy Conversion Systems Applied to Battery Charging
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ABSTRACT –This paper presents a control design for a small size wind generation system for battery charging applications. A boost converter is used to regulate the battery bank voltage, in order to implement a MPPT and limit the maximum current through the battery. The
Design of a Micro-hydro Powered Battery Charging System for Rural Village Electrification
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ABSTRACT Many remote villages or farms in developing countries are not yet connected to the grid due to the high costs and the complex technology of village electrification. Rechargeable batteries are commonly used to cover the basic demands for lighting and
Battery Sizing for Grid Connected PV Systems with Fixed Minimum Charging/Discharging Time
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Battery Sizing for Grid Connected PV Systems with Fixed Minimum Charging/Discharging Time Presented by Cameron Nowzari Yu Ru, Jan Kleissl, and Sonia Martinez Mechanical and Aerospace Engineering, UC San Diego American Control Conference, June 2012
Plug-in hybrid vehicle simulation: how battery weight and charging patterns impact cost, fuel consumption and CO2 emissions
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ABSTRACT Plug-in hybrid electric vehicle (PHEV) technology is receiving attention as an approach to reducing US dependency on foreign oil and emissions of greenhouse gases (GHG) from the transportation sector. Because plug-in vehicles require large batteries for
Charging and discharging characteristics of electric double layer capacitors used for a storage battery of solar energy
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The charging/discharging characteristics of electric double layer capacitors (EDLCs) for an electric power storage device application were investigated. The speci?c area of the carbonaceous electrode surface by the BET method was in the range of l800~ 2000 m2/g.
Methods of Battery Charging with Buck Converter Using Soft-Switching Techniques
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ABSTRACT -This paper is a detailed study on methods of battery charging with Buck Resonant converter using soft switching techniques like ZVS and ZCS. This study also presents the circuit configuration with the least components to realize a highly efficient solar energy
Automatic Battery Charging Algorithms for Hybrid Electric Vehicles
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ABSTRACT Battery-charging algorithms can be used for either single or multiple-battery chemistries. Single-chemistry chargers have some advantages than multi chemistry chargers because of its simplicity and reliability. On the other hand, multi chemistry
Capacitive Charging System'for High Power Battery Charging
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Objective This project will design, build, demonstrate, and document a Level 3 capacitive charging system, and it will be based on the existing PEZIC prototype capacitive coupler. The system will comply with the SAE RECOMMENDED PRACTICE J2293. The capacitive
Battery Charging Technologies for Advanced Submarine Requirements
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Starting in 2009, MTU began combining the properties of its existing successful submarine solutions for all customers' submarine designs with new market requests from submarine building shipyards. The resulting product specification was then augmented with the
INTELLIGENT BATTERY CHARGING: AN ALTERNATE SOLUTION TO YOUR BATTERY WOES
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Batteries today in standby applications are typically charged with current limited constant voltage charging systems. This charging has two phases; the first is constant current, where the charger remains in current limit until the battery voltage reaches the set voltage limit of
THE DEVELOPMENT AND APPLICATIONS OF CHARGING/BATTERY SWAP TECHNOLOGIES FOR EVS
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ABSTRACT The construction of charging/battery swap infrastructure is the prerequisite and basis for the rapid and healthy development of electric vehicle (EV) industry, and the development and applications of charging/battery swap technologies is one of the most
SOLAR POWERED BATTERY CHARGING SYSTEM
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A 12-volt lead acid rechargeable battery will be able to provide power to a small home appliance rated at 300 watts for 4 hours. The battery will be recharged by a solar panel with the aid of a microprocessor, according to a maximum power transfer algorithm.
Pulse Charging Model to Rapidly Charge Lithium Ion Battery
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Lithium ion batteries using graphite/carbon as an intercalation electrode have a high voltage (0.2~ 0.4 V Vs. Li/Li+) and excellent capacity (~ 372 Ah/Kg of graphite mass) with high energy density (~ 150 Wh/Kg). Because of the high energy density of lithium ion batteries
Electrical and electromagnetic modeling, analysis and design of planar contactless battery charging platform
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ABSTRACT This thesis describes an investigation into the universal contactless planar charging platform based on the 'perpendicular flux'approach. Two kinds of winding structures, namely 'multilayer planar winding array structure'and 'hybrid winding structure'
Simulation of Battery Charging System for Hybrid Vehicle Using Simplorer
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1. Control Signal for feeding Methanol 2. Setting Signal from fuel cell 3. Signal of Battery Status 4. Movement sensing signal 5. Inverter Control Signal 6. Signal from Output Value 7. Remained Battery Capacity 8. Used Power Signal 9. Motor Control Signal 10. Acceleration Signal
A Low Impact-Efficient V2H-Battery Charging Scheme for EV-Electric Vehicles
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V2H Battery Charging scheme developed by the Second Author for EV-Electric Vehicles. The FACTS based low impact EV-battery charging scheme is stabilized using a hybrid FACTS based NP-SF Filter Compensator that ensures a fully stabilized Common-AC and
A Passive System for Optimising Battery Charging using a Permanent Magnet, Variable Speed Generator
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The performance of a permanent magnet, variable speed generator charging a battery via a PWM converter or rectifier is considered. It is found that in neither case can the system be configured to generate electricity at low wind speeds while maintaining optimum efficiency
Design and Development of Efficient Battery Charging and Cell Balancing for BatteryManagement System
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ABSTRACT Lead-acid batteries are the most commonly chosen power source for many portable applications. Advantages like high energy density, high nominal voltage, less maintenance, and low self discharge rate are the driving force behind this choice. Although they have
Application of green energy for EV battery charging station
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ABSTRACT The Well-to-Wheel (WtW) CO2 emission of the electric vehicle (EV) strictly depends on amount of a carbon dioxide (including transmission and conversion losses) required to produce an electric energy used to charge EV batteries. Value of the WtW emission may
PIC BASED SOLAR CHARGING CONTROLLER FOR BATTERY
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ABSTRACT Solar resource is unlimited the government is trying to implement the use of Solar panels as an energy source in rural and sub urban areas for lighting the street lights, but the battery used to store the power gets affected due to overchargedischarges. This paper
Lithium Ion Battery Charging
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Executive Summary Since the United States, as well as other countries around the world, are trying to liberate themselves from gasoline, more and more automakers are turning their research and development toward electric vehicles. However, most automakers don't
Solar Energy Based Optimal Battery Charging Mechanism in Robotic Vehicle by Using Smart Host Microcontroller
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ABSTRACT The PENTRON robotic platform-an autonomous unmanned exploration vehicle specialized in recognition. The robotic vehicle having pack of two rechargeable batteries each performing charging and discharging operation independently. The two pack of
A Statistical Model Concerning Battery Type and Initial State of Charge for Charging Power Demand of Electric Vehicles
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ABSTRACT The utilization of electric vehicles on a large scale is necessary for developing environment and energe. The demand on the electric vehicle charging power will present a protential burden on local power grid. The factors related this paper presents a
TRANSITION PROCESSES IN A DC/DC CONVERTER FOR BATTERY CHARGING
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A DC/DC converter for battery charging is investigated in respect to maximum components voltages and currents. Using PSPICE simulations, the influence of the snubber components Rsn and Csn on the voltage and current stresses is analyzed for the given converter
A Review of Battery Charging Algorithms and Methods
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ABSTRACT The basic components of charging electrochemical storage systems are discussed. The formulation and implementation of a control algorithm for a modern battery charger for common chemistries is the end goal of this study.
A SINGLE STAGE DC-DC CONVERTER FEASIBLE TO BATTERY CHARGING FROM PV PANELS WITH HIGH VOLTAGE STEP UP CAPABILITY
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ABSTRACT This paper presents a dc-dc power converter integrated in such a way to obtain, in a single conversion stage, the maximum energy extraction from photovoltaic panels, battery charging and discharging dynamic control, and high voltage step-up to feed the inverter
Experimental Characterization of Lithium Polymer Battery Charging Cycles during Bilateral Energy Exchange in Power-Autonomous Systems
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ABSTRACT The goal of this research is to investigate lithium polymer batteries to better understand their capabilities, characteristics and limits. Lithium polymer batteries are widely used, especially in the hobby industry, but there is not much literature available on their
Design and Simulation of an Open Voltage Algorithm based Maximum Power Point Tracker for Battery Charging PV System
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ABSTRACT A MPPT is required for effective operation and power extraction from a PV module. Amongst several existing well established MPPT algorithms, the open voltage (OV) based algorithm is chosen to design the proposed MPPT circuit developed in this paper.
A Hybrid FACTS PV-Smart Grid (V2G) Battery Charging Scheme
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Grid-Smart Grid Energy Utilization Interface System. The Facts based low impact battery charging scheme for Electric Vehicles with DC motor drive Scheme is fully stabilized using a hybrid FACTS based green filter compensator GPFC that ensures a fully stabilized
Solar Tracking Automobile Battery Charging System
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ABSTRACT Solar battery chargers are the best solution for portable solar power needs because they have various power levels to suit every requirement. The group wants to develop a battery recharging system that utilizes solar panels as the source of power. A simple solar
CFD Analysis of Turbo Battery Charging System (Exhaust Energy Utilization)
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ABSTRACT This project consists of two major approaches, one of this is experimental approach and another is computational approach through CFD software. IC engines lose 42%[reference from www. energyharvestingjournal. com] of their energy to exhaust. So a
GENDER AND RENEWABLE ENERGY IN THE PHILIPPINES: A community-based microhydro project in Kalinga and a PV-battery charging station in Southern
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ABSTRACT Community-based renewable energy (RE) projects have been shown to provide greater accessibility to community members in remote areas. Through two case studies, this report aims to document the role of women in community projects and the impacts of RE
Simulation of a wind powered wound rotor induction generator with slip power recovery for battery charging
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Blade-tip-speed ratio feedback control is applied to a wind turbine driven, grid connected, three phase, induction generator whose wound rotor winding is connected to a rectifier via slip rings. Power from the rotor winding flows through the rectifier to a switch-mode, stepup
Design and testing of prediction based battery charging technique for solar home system
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Solar Home Systems to protect batteries (from over charging and discharging) and to implement proper charging techniques (eg Pulse Width Modulation, Maximum Power Point Tracking etc.). Some Hybrid charge controllers have also been developed to incorporate
ANFIS Modeling and Experimental Study of Standalone Photovoltaic Battery Charging System
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ABSTRACT Due to scarcity of fossil fuel and increasing demand of power supply, we are forced to utilize the renewable energy resources. Considering easy availability and vast potential, world has turned to solar photovoltaic energy to meet out its ever increasing energy
SMALL WIND TURBINE SYSTEMS FOR BATTERY CHARGING
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Small Wind Turbine Systems for Battery Charging Ir. GJ Jacobs, editor, ARRAKIS Co-authors: Ir. JA de Jongh, ARRAKIS Ir. RPP Rijs, ARRAKIS Ir. JTG Pierik, ECN ARRAKIS De Olieslager 7 5506 ER Veldhoven The Netherlands Tel: +31-40-2819 454 Fax: +31-40-
Solar charging solution provides narrow-voltage DC/DC system bus for multicell-batteryapplications
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Solar-powered systems typically must operate from a very wide input-voltage range due to the large variations in a solar panel's output voltage. This wide operating range limits the system's ability to consume maximum power from the solar cell under all light conditions.
Optimum design of boost converter for charging the battery by non-conventional energy source
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ABSTRACT The utilization of battery can be improved by designing an appropriate charger capable of fast charging. Photovoltaic panel is used as input source for converter. The objective of this paper is to investigate the converter topologies and control techniques for
MATHEMATICAL MODELING OF THE LITHIUM-ALUMINUM, IRON SULFIDE BATTERY. I. THE INFLUENCE OF RELAXATION TIME OF THE CHARGING
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ABSTRACT A mathematical model of the LiAl/LiCl, KCl/FeS cell has been used to study the behavior of the system during relaxation and charging. The effects of state of charge, cell temperature, and current density are presented, and the influence of a period of relaxation
Charging the Supplemental Battery
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SBP Simultaneously ,invacare.co.nz
DRAFT: CAPACITY RECOVERY OF A SULFATED LEAD-ACID BATTERY USING PRESSURE FEEDBACK CHARGING CONTROL
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ABSTRACT Valve Regulated Lead-Acid (VRLA) batteries can degrade due to a variety of mechanisms, including corrosion, hard sulfation, water loss, shedding, and active mass degradation. Hard sulfation can be the dominant aging mechanism for many cells. In this
CAPACITY RECOVERY OF A SULFATED LEAD-ACID BATTERY USING PRESSURE FEEDBACK CHARGING CONTROL
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ABSTRACT Valve Regulated Lead-Acid (VRLA) batteries can degrade due to a variety of mechanisms, including corrosion, hard sulfation, water loss, shedding, and active mass degradation. Hard sulfation can be the dominant aging mechanism for many cells. In this
Charging the built-in battery/Setting the time code
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With this unit, the time code value is adjusted in accordance with the format and frame rate. For this reason, bear in mind that making a change in the format or frame rate may result in discontinuity from the last time code value of the previous recording.(Only when SYSTEM
Investigation of Battery Optimal Distribution in Charging Station Network Using Heuristic Algorithms
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ABSTRACT Thanks to large number of charging stations, the large-scale operation of new energy vehicles becomes feasible. To guarantee the operation efficiency and cost of charging station network, the replaced batteries should be distributed to different stations
WIND DRIVEN MOBILE CHARGING OF AUTOMOBILE BATTERY
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ABSTRACT This paper deals with implementation of mobile wind driven generator technology to produce electricity in charging of two wheeler (12V) automobile battery. The use of PWM methodology with pulse charging method at a constant rate has been adopted for this
DC/DC Converter IC of Synchronous Rectification for charging Li-ion battery
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This IC integrates built-in comparator for the voltage detection of the AC adapter and switches the power supply to the AC adapter or battery automatically, enabling supply it to system. In addition, the constant voltage control state detection function is built in, which
Demand Profile Study of Battery Electric Vehicle under Different Charging Options
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ABSTRACT An increased research on electric vehicles (EV) and plug-in hybrid electric vehicles (PHEV) deals with their flexible use in electric power grids. Several research projects on smart grids and electric mobility are now looking into realistic models
Studying charging and battery levels from handset-based data
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ABSTRACT The aim of this poster is to study the charging behavior of smartphone users and the effect of battery level on application events. The data used in this study are collected with handset-based measurements and the results are preliminary. Nevertheless, the results
Calculation of Internal Parameters of Super Capacitor to Replace Battery by Using Chargingand Discharging Characteristics
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ABSTRACT Various energy storage technologies have been developed in the market for various applications. Batteries flywheels, fuel cells are a few which are much common. The Super capacitor is an emerging technology, which is used to replace the battery with the
Modular Design of DC-DC Converters for EV battery fast-charging
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ABSTRACT Electric vehicles (EV) are emerging as a viable and environment-friendly solution for the daily commute. However, for a broader utilization of the EV, their autonomy range has to be increased. A well dispersed charging network and a fast and efficient battery charger
Power Conditioning with Electric Car Battery Charging from Renewable Sources
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BATTERY CHARGING FROM RENEWABLE SOURCES Pter Grbe, Attila Magyar, Katalin M. Hangos Page 3. Problem statement Grid synchronized inverter Simulation Conclusions and further work Renewable energy battery charging and grid integration Nonlinear distortion
The Charging Techniques for Li Battery in Handheld Terminals
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ABSTRACT Ii battery have the good features of small size, high power density'no memory effect'long cyc1e life, high voltage and low self-discharge. Recent years, it is the preferred battery in handheld terminals. Its charging circuitry is distinctly different from NiCd, NiMH
battery charging papers 2013-2014
Effective battery charging system by solar energy using C programming and microcontroller
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ABSTRACT Energy is one of the issues that is causing the most controversy as fossil fuels are the greatest pollutants and the greatest contributors to the greenhouse effect. The increasing importance of environmental concern, fuel savings and unavailability of power has led to
Development of Fast Large Lead-Acid Battery Charging System Using Multi-state Strategy
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ABSTRACT Currently, there are many kinds of batteries available for primary or backup power sources. Among them, applications of acid battery is one of most important devices due to low cost and continuously improving battery technology. However, a well optimized
Incentive Based Multi-Objective Optimization in Electric Vehicle Navigation including Battery Charging
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ABSTRACT This paper proposes a framework for a navigation system of electric vehicles (EVs) that minimizes the expectation of the energy consumption of the entire users while enhancing the Quality of Life (QoL), ie, reducing the travel time and cost in our context, of
Experimental Study of Micro Industry of Animal and Human Powered Mechanical Device forBattery Charging
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ABSTRACT In this paper authors designed, fabricated, cost estimated and experimentally studied the animal and human powered mechanical device to establish micro industry for electric generation to charge the batteries for home lighting, cooking food and minor
A direct methanol fuel cell power system for the battery charging in electric vehicle
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ABSTRACT Recently, performance of the battery was very much improved. There are many merit such as quiet, easy maintenance and environmental. But disadvantages are long battery charging time due to low-energy density, distance limit of driving, expensive
Electric vehicle battery charging behaviour: findings from a driver survey
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ABSTRACT This study explores drivers' charging preferences in the Western Australia Electric Vehicle trial. Drivers in this trial have experience of planning trips using plug in electric vehicles (EV). There are trade-offs between charging options in terms of cost and time. In
Optimization of Battery Charging and Purchasing at Electric Vehicle Battery Swap Stations
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An operator of a network of battery swap stations for electric vehicles must make a long term investment decision on the number of batteries and charging bays in the system and periodic short term decisions on when and how many batteries to recharge. Both
A Solar-Powered Battery Charging System Using Levenberg-Marquard Algorithum
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ABSTRACT Neural control is a branch of the general field of intelligent control, which is based on the concept of artificial intelligence. Neural controller can operate at different conditions of load current at different orbital periods without any tuning such in case of PID controller.
Distributed Thermal-Electrochemical Modeling of a Lithium-Ion Battery to Study the Effect of High Charging Rates
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ABSTRACT In this paper, we investigate distributed thermal-electrochemical modeling of a Lithium-Ion battery cell to include the effect of temperature distribution across the thickness of the cell as a first step to study the module level temperature distribution at high charging
Conceptual framework of a Solar PV based high voltage Battery charging strategyfor PHEVs and EVs
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ABSTRACT With the emergence of plugin hybrid electric vehicles (PHEVs) and electric vehicles (EVs) in the automotive market, the rate of the demand for electric power supply may be higher than the projected level. Distributed power generation is a feasible solution to
Techno-Economic Analysis of PV Battery Charging Station in Kampot, Cambodia
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ABSTRACT This paper presents the technical and economic analysis of PV battery charging stations in Kampot, Cambodia's situation. The solar radiation reflected by the air molecules, clouds and ground was obtained from the satellite data. The absorption of solar radiation
Batteries, Battery battery Management Battery Management, and Battery battery ChargingTechnology battery charging techniques
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Batteries are perhaps most synonymous with portable power such as flashlights and personal electronics like cell phones, music players, and laptops to name a few modern examples. We have become trained to monitor the battery bars to determine how much
Control-Oriented Modeling of A Lithium-Ion Battery for Fast Charging?
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ABSTRACT The fast charge battery control problem is characterized by the need to have a sufficiently detailed model that can capture both the charging process and the inevitable constraints that limit the rate of charging due to battery state of health requirements.
Control Strategy for Equalizing Charging of Li-ion Power Battery
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ABSTRACT This paper has proposed a new kind of control method with fuzzy strategy in order to deal with the immanent problem existed in equalizing charge process, with the establishment of mathematical model and parameter tuning. The method mentioned
LOCATION SELECTION OF CHARGING STATIONS FOR BATTERY ELECTRIC VEHICLES IN AN URBAN AREA
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Every day countless miles are driven on the millions of miles of roads. This general trend continues to climb and it has led to an increasing demand in the diminishing oil supply and an increase in greenhouse gas production. Battery electric vehicles are emerging as an
Modular Design of DC-DC Converters for EV battery fast-charging
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ABSTRACT Electric vehicles (EV) are emerging as a viable and environment-friendly solution for the daily commute. However, for a broader utilization of the EV, their autonomy range has to be increased. A well dispersed charging network and a fast and efficient battery charger
The Method of the Lead Battery Ultra-Fast Charging Based on Energy Library
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A Battery Charging SystemAppended Zcs (Pwm) Resonant Converter Dc-Dc Buck: Technique for Battery Charger to Yield Efficient Performance in Charging
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This paper presents technique for battery charger to achieve efficient performance in charging shaping, minimum low switching losses and reduction in circuit volume. The operation of circuit charger is switched with the technique of zero-current-switching,
Research in Equalizing Charging Control Strategy in Li-ion Power Battery.
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ABSTRACT Immanent problem existed in equalizing charging process may induce performance recession of power battery, and a new method raised in this paper, combining fuzzy strategy, is put forward in dealing with the problem. It is functioned with established mathematical
Battery charge control schmemes for increased grid compatibility of decentralized pv systems
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ABSTRACT As grid price rises and the feed-in tariff declines, the economics of local storage become increasingly lucrative to the system owner. The attractiveness of a local storage investment is compounded in the presence of a PV grid injection cap. The larger the PV
Extreme Power Point Tracker of a Large Photovoltaic System Battery Charge ControllerReducing Weather Effect
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ABSTRACT Photovoltaic cel ls have a complex relationship between their operating environment and the maximum power they can produce. It shows non-linear IV characteristics and that vary with solar insolation, environmental situation, age of the cell.
Floating charge voltage dependency on lithium-ion battery lifetime
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More compact batteries are required to replace the lead-acid batteries currently used in applications such as telecommunications backup. Accordingly, lithium-ion rechargeable batteries (hereafter, Li-ion batteries), which boast a high energy density, are expected to
Effects of variability and rate on battery charge storage and lifespan
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ABSTRACT The growing prevalence of hybrid and electric vehicles, intermittent renewable energy sources, and other complex power systems has triggered a rapid increase in demand for energy storage. Unlike portable electronic devices, whose batteries can be
One Kind of Study of the Even Charge-up Method of Intelligence for Common Storage BatteryGroup of UPS
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ABSTRACT This text introduces one kind of evenly at the same time charge-up method to part to the every piece in storage battery group of uninterrupted power supply(UPS).this charge-up method can guarantee the consistency of capacity and end voltage of every storage battery in the
Degradation Mechanism of Lithium-Ion Battery in Charge and Discharge Cycling Tests
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Lithium-ion batteries have been widely used in mobile phone and notebook personal computer (PC). Recently they are being used as batteries for hybrid electric vehicle (HEV) and electric vehicle (EV). In order to develop novel battery materials, it is important to
Development of a Charge Path Optimization Controller Block for a Battery Energy Storage System
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As part of its efforts to progress and innovate in the field of Smart Grid technologies, Enexis1 developed and currently operates a Battery Energy Storage System (BESS) called the Smart Storage Unit (SSU), part of the Smart Storage Project (SSP). The SSU is a 400 kVA, 232
Estimating Method for Lithium Ion Battery State of Charge based on Twin Support Vector Regression.
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ABSTRACT SOC is an important parameter of battery, which occupies an important position in BMS. This paper presents a modified method-Twin Support Vector Regression, based on SVR. To pick up current, voltage, ampere-hour, overfitting SOC of lithium ion battery (LIB),
Integrating State of Charge (SOC) Dependent Material Properties Into Li-Ion Battery Failure Modeling
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ABSTRACT During battery operation, Li flows into and out of electrode particles, causing microstructural changes and deformation-induced degradation. A variety of models have been proposed to interpret these mechanical and microstructural changes, but they lack of
Analysis of crystal and electronic structures during charge and discharge process of LiNi0. 8Co0. 2O2 as a cathode material for lithium ion battery
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LiCoO2-based materials have been mainly used as a cathode material of the Li ion rechargeable battery, but Co has some problems, such as high cost and high environmental load. As a candidate of the alternative materials, Li (Ni, Co) O2 system has drawn much
Battery power management in heavy-duty HEVs based on the estimated critical surface charge
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This paper proposes a battery power management strategy using Critical Surface Charge (CSC) information estimated by Extended Kalman Filter (EKF) in real time. The insight from CSC characterisation is used to propose a novel approach for supervisory control design
State-of-Charge for Battery Management System via Kalman Filter
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ABSTRACT Battery Management System (BMS) requires an indefinite accurate model. With an aging model, the lifetime of a battery can be precisely predicted with respect to the State- of-Charge (SoC) of a battery. The mathematical model in terms of state variables involving
Charge Transfer Resistance Reduction By Bromine Complexation in Zinc/Bromine FlowBattery
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For last several decades, electrical energy storage as pollution-free operation and flexible energy source to meet the ever-changing energy supply/demand has raised vivid interest As the many policies are focused on the efficient use of renewable energy and smart
Research of Pulse Current Charge Method for all Vanadium Redox Battery
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From the perspective of vanadium battery charging-discharge efficiency, studies vanadium battery charging method by a series of charging and discharging tests, based on the principle of pulse, an pulse charging method with constant-voltage was introduced,
Battery State-of-Charge Estimation Prototype using EMF Voltage Prediction
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ABSTRACT A reliable knowledge of cell parameters like the state-of-charge (SoC) is essential for the optimization of batterypowered applications. Usually, during relaxation (the phase of no or low loads) the SoC is determined based on the measurement of the battery's electro-
Low-Voltage-Stress AC-Linked Charge Equalizing System for Series-Connected VRLABattery Strings
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ABSTRACT This paper presents a low voltage-stress AC-linked charge equalizing system for balancing the energy in a serially connected, valve-regulated lead acid battery string using a modular converter that consisted of multiple transformers coupled together. Each
Charge This MH/air battery has been developing by our group and has shown more than 400 Wh/L of energy density and continuous operation over 300 charge
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This MH/air battery has been developing by our group and has shown more than 400 Wh/L of energy density and continuous operation over 300 charge-discharge cycles [1-4]. Here, we report a further improvement of the MH/air battery with using a new type of hydrogen
Robustness Comparison of Battery State of Charge Observers for Automotive Applications?
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ABSTRACT This paper compares the robustness of three different battery State of Charge (SoC) estimation algorithms: the Extended Kalman Filter (EKF), the Unscented Kalman Filter (UKF) and the H8 filter. Their performance when subject to disturbances such as
Battery Charge Front-End Protection, USB and AC/DC Supply Compliant
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NCP367 is a charge path protection device which allows disconnecting the systems from its output pin in case wrong charging conditions are detected. The system is positive overvoltage protected up to+ 30 V. Thanks to a very low current consumption, the USB
battery charge state
State-of-Charge for Battery Management System via Kalman Filter
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ABSTRACT Battery Management System (BMS) requires an indefinite accurate model. With an aging model, the lifetime of a battery can be precisely predicted with respect to the State- of-Charge (SoC) of a battery. The mathematical model in terms of state variables involving
Integrating State of Charge (SOC) Dependent Material Properties Into Li-Ion Battery Failure Modeling
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ABSTRACT During battery operation, Li flows into and out of electrode particles, causing microstructural changes and deformation-induced degradation. A variety of models have been proposed to interpret these mechanical and microstructural changes, but they lack of
Estimating Method for Lithium Ion Battery State of Charge based on Twin Support Vector Regression.
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ABSTRACT SOC is an important parameter of battery, which occupies an important position in BMS. This paper presents a modified method-Twin Support Vector Regression, based on SVR. To pick up current, voltage, ampere-hour, overfitting SOC of lithium ion battery (LIB),
Battery State-of-Charge Estimation Prototype using EMF Voltage Prediction
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ABSTRACT A reliable knowledge of cell parameters like the state-of-charge (SoC) is essential for the optimization of batterypowered applications. Usually, during relaxation (the phase of no or low loads) the SoC is determined based on the measurement of the battery's electro-
Robustness Comparison of Battery State of Charge Observers for Automotive Applications?
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ABSTRACT This paper compares the robustness of three different battery State of Charge (SoC) estimation algorithms: the Extended Kalman Filter (EKF), the Unscented Kalman Filter (UKF) and the H8 filter. Their performance when subject to disturbances such as
Development of an algorithm for estimating Lead-Acid Battery State of Charge and State of Health.
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ABSTRACT –In this paper, a state of charge (SOC) and a state of health (SOH) estimation method for lead-acid batteries are presented. In the algorithm the measurements of battery's terminal voltage, current and temperature are used in the process of SOC calculation. The
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