How to achieve ultra-low power loss

Compared with traditional AC charging, DC charging has the advantages of fast charging speed and high efficiency, but at the same time, how to reduce its operating loss has become the focus of attention in the industry.

1.Advanced power factor correction technology

Through power factor correction technology, the charger can improve the phase Angle between the input current and voltage, so that it is close to 0 degrees, thereby improving the power factor. This means that when charging the battery, the DC charger is able to use the input electrical energy more efficiently, reducing the loss of reactive power, and thus achieving ultra-low operating losses.

2. Efficient cooling system

During the charging process, the heat of the charger will be generated with the loss of energy. In order to reduce the loss caused by heat, an efficient cooling system is essential. For example, in places such as highway service areas, parking lots or charging stations, DC fast charging equipment needs to run for a long time. The use of efficient liquid cooling technology ensures that these devices remain at a lower temperature during continuous operation, thereby increasing operational efficiency and extending the service life of the equipment.

3. Optimize circuit design

Through reasonable circuit layout and selection of components, the resistance of lines and components can be reduced, and the energy loss caused by resistance can be reduced.

4. Intelligent charge management

Intelligent charge management technology can be intelligently adjusted according to the state and demand of the battery, resulting in an optimized charging process. For example, when the battery is close to full charge, the intelligent charge management system can automatically reduce the charging current and reduce unnecessary energy loss. At the same time, the intelligent charge management system can also select the best charging time according to the load situation of the grid, thereby reducing the cost caused by the increase in electricity prices during peak hours.

Therefore, to achieve ultra-low operating loss of DC chargers, advanced power factor correction technology, efficient cooling system, optimized circuit design and intelligent charge management need to be considered comprehensively. It is believed that DC chargers will continue to make greater breakthroughs in reducing operating losses, and make greater contributions to promoting the popularity of electric vehicles and the development of green travel.