The challenges and influences of Road Vehicles Functional Safety (ISO 26262) standard for new energy automobile industry are analyzed. The application of ISO 26262 for new energy automotive key technologies'', such as battery, motor and electronic control system (hereinafter referred to as the EIC system), are discussed in detail. The ...
The core technology of new energy vehicles is the "EIC" technology, and the electric control system is one of the key technologies for the development of electric vehicles. This paper investigates the architecture vehicle electronic control system development platform using a new energy vehicle powered vehicle test bed through computerized big data technology. In this …
This paper presents a review on the recent research and technical progress of electric motor systems and electric powertrains for new energy vehicles. Through the analysis and comparison of...
In the current era of energy conservation and emission reduction, the development of electric and other new energy vehicles is booming. With their various attributes, lithium batteries have become the ideal power source for new energy vehicles. However, lithium-ion batteries are highly sensitive to temperature changes. Excessive temperatures, either high …
Battery electric vehicles (BEV), hybrid electric vehicles (HEV), plug-in hybrid electric vehicles (PHEV), and fuel cell electric vehicles (FCEV) are gaining popularity in the transportation sector. There is a growing consensus …
Key Technologies on New Energy Vehicles publishes the latest developments in new energy vehicles - quickly, informally and with high quality. The intent is to cover all the main branches of new energy vehicles, both theoretical and applied, including but not limited:
Besides the machine and drive (Liu et al., 2021c) as well as the auxiliary electronics, the rechargeable battery pack is another most critical component for electric propulsions and await to seek technological breakthroughs continuously (Shen et al., 2014) g. 1 shows the main hints presented in this review. Considering billions of portable electronics and …
Fault detection and diagnosis (FDD) is of utmost importance in ensuring the safety and reliability of electric vehicles (EVs). The EV''s power train and energy storage, namely the electric motor drive and battery system, are critical components that are susceptible to different types of faults. Failure to detect and address these faults in a timely manner can lead …
This thematic issue presents cutting-edge research in key components such as battery, motor and electric control of new energy vehicles and perceptual decision-making technology of intelligent connected vehicles, as well as data collection and applications on internet of vehicles.
New energy electric vehicles will become a rational choice to achieve clean energy alternatives in the transportation field, and the advantages of new ener . Skip to main content. Advertisement. Account. Menu. Find a journal Publish with us Track your research Search. Cart. Home. Journal of Electrical Engineering & Technology. Article. A DC Charging …
Developing new energy vehicle (NEV) industry is an important strategic measure for a country to promote green development and optimize energy structure. However, there are still many key technological bottleneck problems, including motor with high-quality, car gauge chip technology, batteries with high specific energy, safety, and long-life Mak et al., …
Also a flow-based electric motor speed control was suggested in this thesis instead of the throttle control method or the variable displacement pump control. Topics related to further development ...
The "Three-electricity" system (battery system, electric drive system and electric control system) is the most important component of a new energy vehicle. …
The EVs have a purely electric drive train powered by a battery pack rather than the conventional ICE and hence have zero emissions. In fact, EVs do not have an exhaust pipe in their design . The EVs have approximately 60% fewer components in their power train and a smaller number of moving parts than the traditional vehicles. Therefore, the EVs result in …
Request PDF | A New Battery/Ultracapacitor Energy Storage System Design and Its Motor Drive Integration for Hybrid Electric Vehicles | This paper proposes a new energy storage system (ESS) design ...
New energy electric vehicles are driven by pure electricity and integrate advanced technologies such as vehicle drive control and vehicle networking. They are simple in structure and friendly to the environment. Motor drive control system is the core system of the new energy electric vehicle. The quality of this system directly affects the dynamic …
In 2001, the "Major Science and Technology Special Project for Electric Vehicles" under the 863 Plan was launched by the MoST, and the R&D layout of "three verticals and three horizontals" (three verticals: hybrid vehicles, pure EVs and fuel cell vehicles; three horizontals: battery technologies, electric motors and electric control systems) was established as the …
An energy management strategy based on the road condition and the driving time was proposed to find the optimal driving speed and energy power allocation for specified driving tasks. A power follower control strategy …
This paper firstly analyzes the mathematical model of permanent magnet synchronous motor in new energy electric vehicles. Secondly, two control strategies of vector control and direct …
The motors of new energy vehicles adopt the built-in permanent magnet synchronous motor (PMSM) with high system efficiency. The mainstream control method of electric drive system is space vector ...
He is director of the New Energy Vehicles Research Center at Guangxi University, China-SAE Fellow, and former chief engineer and vice president of Geely Automobile Research Institute. He has been engaged in automotive transmission system and automatic transmission research and development for several years and is a leading international expert in the field.
Therefore, a new anti-slip control approach for four-wheel independent-drive electric vehicles (EVs) based on the energy method is proposed. This approach makes full use of the distribution of motor energy between the body and the wheels during vehicle turning, being able to adjust the driving torque of each wheel. Simulation results validate that the proposed approach can …
de Melo et al. [4] designed a wheel slip PI control system for a two-wheel drive electric tractor, which enabled the electric tractor to maintain an average speed of 0.49–0.55 m/s, and reduced the energy consumption by 17.1 Wh ∼18.55 Wh compared to the no-slip control system, which is a 42% energy saving.Soylu and Çarman [17] developed an automatic control system for …
New energy electric vehicles are driven by pure electricity and integrate advanced technologies such as vehicle drive control and vehicle networking. They are simple in structure and friendly to the environment. Motor drive control system is the core system of the new energy electric vehicle. The quality of this system directly affects the dynamic performance, safety and stability …
Compared with the central drive system, the integrated electric drive axle has a higher degree of integration in terms of motors, reducers, differentials and axles; the design and control of automatic transmissions and the control technology of electric drive systems are less difficult; the chassis occupies less space, and the battery Convenient layout; can achieve high …
The drive system is the centerpiece of a battery-electric vehicle. Comprising the power electronics, electric motor, transmission, and battery, the drive system generates zero local CO 2 emissions and delivers full torque right from the …
The key factors for optimizing the transmission systems of new-energy vehicles include battery technology and energy management system, electric motor and electronic control system, energy recovery and reuse technology, and lightweight and aerodynamic design of the vehicle. This paper also introduces methods and tools for designing new-energy ...
Although it is nearly 100 percent efficient at converting energy to heat, the big disadvantage of a PTC is that it consumes a lot of battery energy. Using a PTC heater can significantly reduce the distance that an EV can be driven before needing to recharge its battery in a cold environment. Thermal Management Systems (TMSs) are a new trend in ...
Through its electronic control and monitoring of the electric motor, the inverter provides a reliable on-demand power supply for the electric powertrain. The electric motor, with its permanent magnet excitation, converts electrical …
The battery is heated using an electric flow heater with additional support provided by waste heat from the eAxle. Using a heat pump improves the efficiency of the interior heating, which also has a positive effect on the vehicle''s range. By utilizing waste heat from the eAxle to heat the battery, efficiency is improved and full battery performance is guaranteed.
BYD is the first automaker in the world to have full expertise and intellectual property in the three core technologies of EVs—batteries, electric motors and electronic controls. In 2018, BYD is …
The core technology of new energy vehicles that distinguishes them from traditional cars is "three powers," including electric drives, batteries, and electronic controls. The following is a detailed explanation of the basics of …
Three core technologies of new energy vehicles—battery, electric motor and electric control. Three core technologies of new energy vehicles—battery--electric motor and electric control. BYD is the first automaker in the world to have full expertise and intellectual property in the three core technologies of EVs—batteries, electric motors ...
• Capacity of power battery pack: 72V 50AH (3.7 kilowatt-hour) • Input power supply: AC 220V±10% 50 Hz • Operating functioning temperature: -5℃ to +40℃ MAIN CHARACTERISTICS This truly operational new energy electric drive …
PDF | This paper presents a review on the recent research and technical progress of electric motor systems and electric powertrains for new energy... | Find, read and cite all the research you ...
The electric energy generated is transmitted to the battery through the control unit, and then transmitted by the battery to the motor to be converted into kinetic energy. Finally, the kinetic …
The groundbreaking Vector Control methods, also known as Field Oriented Control (FOC), pioneered by Hasse and Blaschke more than 50 years ago, emerged as essential technologies that have facilitated the replacement of DC motors with AC motors in high-performance industrial applications. Presently, commercial drive systems have reached an …
Energy storage systems using the electric vehicle (EV) retired batteries have significant socio-economic and environmental benefits and can facilitate the progress toward net-zero carbon emissions. Based on the patented active battery control ideas, this article proposed new available power and energy analysis for battery energy storage systems (BESS) using …
Scientific Reports - New coordinated drive mode switching strategy for distributed drive electric vehicles with energy storage system Skip to main content Thank you for visiting nature .
Recently, wheel motor drive (WMD) electric vehicles (EVs) have been developing rapidly. However, only a few researchers have conducted a comprehensive survey on energy saving control methods and applications for WMD EVs. This paper presents a comprehensive review of energy saving methods and applications for EVs, as common …
1 Introduction. Recently, due to environmental and economic concerns, electric vehicles (EVs) have gained considerable attention as an alternative to internal combustion engine vehicles [].EVs utilise the energy stored in a battery and since the amount of energy stored in batteries is limited, EVs have the main problem of short driving range [].
The new energy vehicle system is in the initial stage of application, so the probability of fault is greater. Therefore, its reliability urgently needs to be improved. In order to improve the fault diagnosis effect of new energy vehicles, this paper proposes a fault diagnosis system of new energy vehicle electric drive system based on improved machine learning and …
An electric vehicle (EV) electrical drive system converts energy from the vehicle''s battery into mechanical power to drive the wheels. The critical components of an EV drive system include the electric motor, power electronics, the battery pack, and a controller. Here''s a detailed explanation of each component and how they work together in ...
The power electronics of an EDU. The power electronics are responsible for the overall control of the e-drive and convert the DC voltage of high-power batteries into a three-phase AC voltage.This subsystem carries the logic of the entire EDU system and regulates the current to the motor. For electric and hybrid drive systems, achieving maximum efficiency is considered …
