The main structure of the battery pack box includes the upper-pressure cover, the upper-pressure rod, the lower box body of the battery pack, the inner frame, the lifting lug, the battery module, the single battery, and other structures.
On this basis, the battery compartment model of the energy storage station is analyzed and verified by utilizing the circuit series–parallel connection characteristics. Subsequently, the electro-thermal coupling model of the energy storage station is established.
The battery compartment is a crucial component for energy storage in power stations, and its capacity expansion is primarily achieved through the series/parallel connection of individual batteries.
The power battery pack of the target vehicle is connected with the structural bolts of the vehicle chassis through the lifting lugs welded on the lower box of the battery pack. The battery pack box of the target vehicle is arranged under the chassis, below the floor of the passenger compartment, disassembled from the electric vehicle.
The branch where batteries 1, 2, and 3 are located is defined as branch I; the branch where batteries 4, 5, and 6 are located is defined as branch II; and the branch where batteries 7, 8, and 9 are located is defined as branch III. Figure 19. Series/parallel battery compartment structure.
Another important contribution comes from the sandwich structure, which is constituted by the passenger compartment floor and the underbody shield; sometimes, but not in all the existing solutions, the battery pack structure gives a contribution (see Figure 2) through specific structural components that are part of the battery case.
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According to the battery compartment structure of the battery replacing type electric automobile, provided by the invention, the battery compartment main body is arranged in the backup compartment of the electric automobile through the lifting device, the battery compartment main body is divided into at least one layer or at least one independent space for placing the battery …
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A fire broke out at a site where dozens of new energy buses were parked. Local firefighters took nearly 2 h to completely extinguish the flames. The site had a total of 80 vehicles parked, with 67 new energy buses catching fire. The burned area covered approximately 1800 square meters. LTO: Fire while parked: China [174] 2023/05/17
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