Battery module temperature control system based on semiconductor refrigeration technology and battery pack thereof

• Main Author: QU SHIYANG
• Format: Patent
• Language: Chinese; English
• Published: 19.04.2024
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

The utility model provides a battery module temperature control system based on a semiconductor refrigeration technology and a battery pack thereof, the battery module temperature control system comprises a plurality of semiconductor refrigeration sheets arranged between two battery cells, and each semiconductor refrigeration sheet comprises a first ceramic plate and a second ceramic plate; the first ceramic plate comprises a straight part and two contact parts in contact with the large surface of the battery cell, the second ceramic plate is arranged between the two contact parts, and a plurality of N-type semiconductors and P-type semiconductors which are connected into a whole are sequentially arranged between the straight part and the second ceramic plate; and the bottom surface of the second ceramic plate is bonded with the lower box body through a heat-conducting structural adhesive. According to the utility model, the inverted-U-shaped first ceramic plate is adopted, so that the inverted-U-shaped first