Oct 26, 2017 · This paper focuses on the design and implementation of a Half Bridge LLC resonant converter for Light Electric Vehicle (LEV) battery charging applications. The proposed charger is designed to have high efficiency, low component cost, wide output voltage range, and low switching losses to maximize energy transfer through the converter to the battery using Constant Current (CC) and Constant

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The transfer rail trailer is able to transfer cargoes from 1t to 300t. Battery powered transfer cart is equipped with safety device, such as warning light, bumper device, safety sensor, limit switches, position switches, laser and sensor. To make load and unload easy, lifting holes are installed.

Auto Ranging Voltage. Multi-voltage support works with 36V and 48V battery packs. Auto DC output voltage detection and adjustment. Switch mode technology for high efficiency. Universal AC input with IEC inlet. Allows for on-and-off board charging. IP66, NEMA 4 rated sealed enclosure. Winter Storage Mode.

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Mar 19, 2015 · The prototype operates at 90 kHz of switching frequency and has 200 mm of the power transmission distance between the primary side and the secondary side. An AC-DC overall system efficiency of 96.56% has been achieved at 3.3 kW of output power.

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Mar 03, 2020 · Abstract. Battery thermal management system (BTMS) is a hot research area for electric vehicles (EVs). Common BTMS schemes Perfect Steerable Transfer Cartlude air cooling, liquid cooling, and phase-change materials (PCMs). Air cooling BTMS is widelyCustom in EVs because of its simplicity, high efficiency, and low cost. However, past air cooling BTMS research focused on inlet flow, air channel design, and battery layout

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Dec 01, 2019 · Herein, an aluminum-selenium (Al-Se) battery that operates at room temperature with high energy efficiency is reported. This Al-Se battery exhibits high selenium utilization with a discharge capacity of 607 mAh g −1, a reduced overpotential, and high volumetric capacity for over 100 cycles. Furthermore, ex-situ spectroscopic and microscopic

Description for the BQ24770. The bq2477x is high-efficiency, synchronous, NVDC-1 battery charge controllers, offering low component count for space-constraint, multi-chemistry battery charging applications. The power path management allows the system to be regulated at battery voltage but does not drop below system minimum voltage (programmable).

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Apr 28, 2020 · A high-efficiency active cell-to-cell balancing circuit for Lithium-Ion battery modules is proposed in this paper. By transferring the charge directly from the highest voltage cell to the lowest voltage cell using an LLC resonant converter designed to achieve zero-voltage switching (ZVS) and nearly zero-current switching (ZCS) for all of the primary switches and zero-voltage zero-current