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A drive system global control strategy for electric vehicle based …
Accordingly, in this paper, combined with the optimized acceleration curve, MTPA control and flux weakening control, a drive system global control strategy for EV is established. As shown in Fig. 1, the control block diagram mainly includes optimization acceleration curve, MTPA control based on formula method, flux weakening control …
Data-driven analysis of battery electric vehicle energy …
In order to make the results of energy consumption calculation more realistic, 5 same model battery electric private cars in Tianjin are selected in this paper, Geely Emgrand EV450, and have conducted a one-year driving condition data collection work from August ...
Machines | Free Full-Text | Fault Detection and …
Fault Detection and Diagnosis of the Electric Motor Drive ...
Electric and Autonomous Vehicles: The Future Is Now
And much of the world is poised for dramatic change. In a Bain survey of consumers from the US, Germany and China, almost 50% said they are considering purchasing plug-in hybrid electric vehicles …
Regenerative braking system development and perspectives for electric …
such as battery electric vehicles (BEVs) [3], hybrid electric vehicles (HEVs) ... Research [70] designs a hydraulic servo electric drive system for Isuzu truck, which is used to recover energy during vehicle braking and provide power to hydraulic Fig. 4. ...
9.6: Electric Potential and Potential Energy
The familiar term voltage is the common name for potential difference.Keep in mind that whenever a voltage is quoted, it is understood to be the potential difference between two points. For example, every battery has two terminals, and its voltage is the potential ...
Types and Control Technology of Drive Motors for New Energy …
The "Three-electricity" system (battery system, electric drive system and electric control system) is the most important component of a new energy vehicle. …
Fundamentals and Applications of Lithium-ion Batteries in Electric Drive Vehicles …
A theoretical and technical guide to the electric vehicle lithium-ion battery management system Covers the timely topic of battery management systems for lithium batteries. After introducing the problem and basic background theory, it discusses battery modeling and state estimation. In addition to theoretical modeling it also contains practical information …
Thermal management for electric vehicles | Schaeffler Group
At the drive level, Schaeffler integrates the thermal management system with the electric motor, transmission, and power electronics to create a 4-in-1 drive system. The subsystems can be optimally matched to each other which allows further improvements to be achieved in the battery range and the rapid charging time without having to take …
Estimation of electric vehicle battery capacity requirements based …
The work starts by presenting an in-depth look at the operating conditions of the battery during driving, through the parametrization of the data collected from the Battery Management System (BMS) of real EVs (2.1 Classification of the real driving cycles, 2.2 Characterization of the real driving cycles).).
Addressing the range anxiety of battery electric vehicles with …
Battery electric vehicles (BEVs) have emerged as a promising alternative to traditional internal combustion engine (ICE) vehicles due to benefits in improved fuel …
Sustainability | Free Full-Text | Understanding the Energy Consumption of Battery Electric Buses in Urban Public Transport Systems …
The ever-increasing concerns over urban air quality, noise pollution, and considerable savings in total cost of ownership encouraged more and more cities to introduce battery electric buses (e-bus). Based on the sensor records of 99 e-buses that included over 250,000 h across 4.7 million kilometers, this paper unveiled the relationship between …
Overview of batteries and battery management for electric vehicles
The main purpose of this article is to review (i) the state-of-the-art and emerging batteries, and (ii) the state-of-the-art battery management technologies for …
Energies | Free Full-Text | Battery Electric Storage Systems: …
The increasing integration of renewable energy sources (RESs) and the growing demand for sustainable power solutions have necessitated the widespread deployment of energy storage systems. Among these systems, battery energy storage systems (BESSs) have emerged as a promising technology due to their flexibility, …
Types and Control Technology of Drive Motors for New Energy …
The "Three-electricity" system (battery system, electric drive system and electric control system) is the most important component of a new energy vehicle. Compared with the battery system, which determines the driving distance of the new energy vehicle,...
Development and performance analysis of a hybrid fuel cell/battery bus with an axle integrated electric motor drive system …
Fig. 2 shows the powertrain arrangement on PLATFORM and the layout of the proposed hybrid fuel cell/battery powertrain. The PLATFORM''s powertrain is composed of an electric drive system, a fuel cell stack (FCS), …
Research on the interaction between energy consumption and …
the relationship between the percentage of battery capacity loss per kilometer and velocity and acceleration is explored, and the capacity attenuation mechanism of power battery …
Battery Management System for Electric Drive Vehicles – Modeling, State Estimation and Balancing …
Electric-drive vehicles (EDVs) have drawn more and more attention worldwide. As one of the most important parts of EDVs, battery management systems (BMSs) manage the huge amount of battery cells in EDVs and assures their safety. To achieve these goals, researches in BMS, such as battery modeling, battery state …
Electric vehicle battery value chain opportunity | McKinsey
Capturing the battery value-chain opportunity
A review of electric vehicle technology: Architectures, battery …
Battery Management Systems (BMS) to efficiently manage energy are discussed. The charging methods, voltage levels, and relevant standards are outlined in …
Battery Management Systems for Electric Vehicles | SRMTech
Battery Management Systems in electric vehicles are being integrated with advanced predictive maintenance systems. These algorithms rely on real-time data to anticipate when battery components may require repair or replacement, reducing customer maintenance costs, improving vehicle reliability, and enhancing brand reputation.
Study on the influence of high and low temperature environment on the energy consumption of battery electric …
Study on the influence of high and low temperature ...
Electric Vehicles Batteries: Requirements and Challenges
As batteries in EVs do not work alone, accurate and efficient system-level analysis is required to optimize the battery system that involves mechanical, thermal, …
Data-driven analysis of battery electric vehicle energy …
The results show that battery electric vehicles have higher seasonal average energy consumption and higher charging frequency in winter, and the winter …
Batteries | Free Full-Text | The Polarization and Heat Generation Characteristics of Lithium-Ion Battery with Electric…
The Polarization and Heat Generation Characteristics of ...
Driving Event Recognition of Battery Electric Taxi Based on Big …
Personal driving behavior affects vehicle energy consumption as well as driving safety; therefore, driving behavior is key information for electric vehicle (EV) energy management and advanced driver assistance systems. Eco-driving is an efficient way to reduce energy consumption and air pollution. As the basis of driving behavior, limited types of driving …
A Guide to Understanding Battery Specifications
•Depth of Discharge (DOD) (%) – The percentage of battery capacity that has been discharged expressed as a percentage of maximum capacity. A discharge to at least 80 % DOD is referred to as a deep discharge. • Terminal Voltage (V) – The voltage between the battery terminals with load applied. ...
The core of e-mobility
Apr 06, 2022 // New vehicle models rely on efficient electric drive solutions to make sustainability strategies of OEMs more effective while providing comfort and a superior driving experience to their consumers. The power electronics of an EDU The power electronics are responsible for the overall control of the e-drive and convert the DC …
Comprehensive Review of Recent Advancements in Battery Technology, Propulsion, Power Interfaces, and Vehicle Network Systems …
Numerous recent innovations have been achieved with the goal of enhancing electric vehicles and the parts that go into them, particularly in the areas of managing energy, battery design and optimization, and autonomous driving. This promotes a more effective and sustainable eco-system and helps to build the next generation of …
Energy-Saving of Battery Electric Vehicle Powertrain and Efficiency Improvement during Different Standard Driving …
This article focuses on the energy-saving of each driving distance for battery electric vehicle (BEV) applications, by developing a more effective energy management strategy (EMS), under different driving cycles. Fuzzy logic control (FLC) is suggested to control the power management unit (PMU) for the battery management …