Highlights in Science, Engineering and Technology ESAET 2023 Volume 50 (2023) 336 3. New energy vehicle development prospects and analysis 3.1. Improve the quality of battery production and reduce
The box structure of the power battery pack is an important issue to ensure the safe driving of new energy vehicles, which required relatively better vibration resistance, shock resistance, and
A new energy and protective shell technology, applied in the direction of battery pack components, circuits, electrical components, etc., can solve the problems of poor safety and anti-collision effects, and achieve enhanced impact resistance, good anti-collision effects, and improved elasticity Effect
The total energy absorptions of the two structures are 91.77 J and 87.19 J, respectively, accounting for more than 70% of the kinetic energy in the system, which proves that the deformation of the sandwich structure can effectively absorb the kinetic energy of the collision between the road obstacle and the bottom of the car.
The invention relates to the technical field of testing of new energy vehicles and discloses a power battery simulation collision testing system for new energy vehicles. The invention is provided with the support table with the collision block and the movable seat, the collision block can perform front collision on the battery pack, the movable seat can be driven to move after the battery
Electric vehicle battery packs present unique crash protection challenges, with Tesla''s Model S/3/X/Y packs containing thousands of cylindrical cells storing up to 100kWh of
Protection system for undercarriage-mounted battery packs in electric vehicles to reduce the risk of fire and other damage. The protection system involves using deformable cooling conduits between the battery cells
A new energy vehicle, collision protection technology, applied in the direction of battery, battery pack components, secondary battery manufacturing, etc., can solve the problems of damage to the engine or vehicle equipment, high maintenance and replacement costs, high cost of battery packs, etc., to achieve protection safety, high safety and ingenious structural design
In order to explore fire safety of lithium battery of new energy vehicles in a tunnel, a numerical calculation model for lithium battery of new energy vehicle was established. collision compression, perforation, etc. Overcharging, overheating, The existing tunnel fire protection system design is mainly aimed at fuel vehicles. There is
The invention discloses a method and a device for detecting bottom knocking of a battery pack of a new energy vehicle, which comprises the following steps of acquiring pressure parameters of a plurality of positions at the bottom of the battery pack in real time, taking the pressure parameter of which the pressure parameter is greater than a first pressure threshold value as an
A new energy vehicle and collision protection technology, which is applied in the direction of batteries, battery pack components, circuits, etc., can solve problems such as battery collision, equipment damage, and battery life reduction, so as to prevent left and right movement, protect against collisions, and increase usage. The effect of longevity
Chassis layout of new energy vehicle hub electric models . The battery is integrated into the chassis of the new energy-pure electric car, which has a higher percentage of unsprung mass, a
Abstract: In the process of collision accidents involving new energy vehicles, the energy generated will be transmitted to the battery pack, causing it to be subjected to force, leading to
The development of new energy vehicles, particularly electric vehicles, is robust, with the power battery pack being a core component of the battery system, playing a vital role in the vehicle''s range and safety. This study takes the battery pack of an electric vehicle as a subject, employing advanced three-dimensional modeling technology to conduct static and
The invention discloses a new energy battery with a collision protection function, which comprises a battery main body, wherein a heat-conducting silica gel gasket is arranged on the...
Recent innovations focus on designing impact-resilient battery structures, integrating advanced fire prevention systems, and activating post-crash protections. These emerging technologies
The application discloses a battery protection structure in a collision process of a new energy automobile, which comprises an anti-collision mechanism, an unlocking mechanism and a protection mechanism, wherein the anti-collision mechanism comprises a base and a battery pack, two first springs are arranged on two sides of the base, a connecting block is arranged
A technology of collision protection and new energy, applied in battery pack parts, secondary battery repair/maintenance, circuits, etc., can solve problems such as vehicle safety hazards, high cost of battery packs, damage to connecting pieces, etc., to ensure normal operation, Ingenious structural design, reduce the effect of damage
This paper investigates the safety of battery-pack systems in frontal collisions and collects simulation-based data on the deformation of the bottom shell under various collision
The new Xpeng Sepa 2.0 platform debuts on the new G6 EV. We will look at the G6 battery packs in more detail in later posts, but for now it is worth looking at the platform. System. Battery Energy Storage Systems; Electrification; Power Electronics; System Definitions & Glossary; it also means that the car is safer and provides better
Jiang applied the foamed aluminum material to the cooling system of new energy vehicles, and found that the longer the length of the filled aluminum foam, Figure 10 shows the distribution of the stress nephogram of the battery pack box during the collision. The maximum stress value of the box is 335.5 MPa, and the maximum stress value of
The invention provides a new energy vehicle-mounted battery anti-collision protection and power-off device which comprises a multiple pressure reduction assembly, wherein a wide plate is arranged inside the multiple pressure reduction assembly, a first wedge-shaped rod is connected to the inside of the left side of the wide plate in a sliding mode, and a first connecting spring is
The utility model discloses a collision detection device for a new energy battery, which comprises a moving sliding table advancing at a constant speed, a second collision device arranged above the moving sliding table and a first collision device arranged on one side above the moving sliding table; an acceleration sensor is arranged on the second collision device; the beneficial effects
When a new energy automobile collides, the on-off of the MOSFET is controlled by the battery matrix control unit so as to control the on-off of the battery unit in a battery network, so...
A new energy vehicle, collision protection technology, applied in the direction of battery, battery pack components, secondary battery manufacturing, etc., can solve the problems of damage to
The All-in-One Energy Storage System by Huijue Group seamlessly integrates a solar inverter and a lithium battery, delivering an efficient and reliable new energy solution. hybrid solar inverter The hybrid solar inverter converts solar energy into electricity for direct home use, with any excess power fed back into the grid for sale or stored in a battery for later use.
The utility model relates to the field of new energy automobile battery equipment, and discloses a new energy automobile battery with collision protection function, which comprises a battery body, wherein the battery body comprises a battery, an upper rod and a lower rod, the battery is provided with four first rotating wheels, an upper plate is arranged above the battery, a lower
suspension system, steering system, driving system, and other areas since new energy battery electric vehicles and conventional gasoline vehicles differ in power layout and body structure design
Battery system for electric vehicles that allows fixing batteries inside a vehicle in a way that reduces the risk of damage from accidents. The battery system uses a unique modular casing design with different height
The invention discloses a fire safety protection device for a new energy automobile battery pack anti-collision test, which comprises a battery pack fixing support, wherein an impact platform is arranged below the battery pack fixing support and is arranged on an impact test track in a sliding manner, and a battery pack clamping assembly and a battery pack jacking assembly are
of the “Energy saving and new ener gy automobile industry development plan (2012–2020)” [ 5 ], all car manufacturers have been actively promoting the de velopment of new energy
The invention discloses an anti-collision new energy automobile battery protection device, which belongs to the field of new energy automobiles and comprises a bottom plate and a top plate which are symmetrically arranged, wherein four protection plates are symmetrically arranged between the bottom plate and the top plate, and telescopic protection boxes are arranged on
The invention discloses a collision protection structure of a battery system of an electric vehicle. A plurality of protection structures are arranged around a battery module; each protection structure is provided with a strain pressure transducer; the strain pressure transducer is provided with an elastic sensitive element and a foil type strain gauge; the strain pressure transducer is
The invention discloses a collision protection system and a collision protection method for an anti-collision battery of a new energy automobile, wherein the collision...
For example, in June 2019, a passenger car in Belgium caught fire during charging ; in November 2020, a new energy van in Shenzhen deflagrated in a charging station ; in December 2021, a new energy vehicle in Zhengzhou suddenly caught fire ; in November 2022, a BMW electric vehicle caught fire in Jinan due to the battery short circuit
To ensure the safe operation of batteries and other system components, battery systems must have fast, effective, and reliable protection measures. This review comprehensively reviews DC arc fault detection, early warning strategies, and protection technologies in battery systems. Methods used for fault detection are discussed and compared in
The application relates to the field of battery protection, in particular to a new energy battery pack with an anti-collision and deflagration function, which comprises the following components: a protective housing; a driving part arranged on the inner bottom surface of the protective shell; the first fixing device is arranged on the driving part and is connected with the protective shell
In summary, current scholars have made notable advancements in the design research of new energy electric vehicle battery pack systems, ranging from reinforcing collision safety to reducing
This study investigated the failure characteristics of the battery system caused by bottom collision of new energy vehicles, analyzes the complex scenario conditions during
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