Boost charging device using communication base station power supply

• Main Authors: HUO YU, HE JIAN, LIU TONG, CHEN SHAOHUA, FENG SUPING
• Format: Patent
• Language: Chinese; English
• Published: 22.02.2022
• Subjects: APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC,OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWERSUPPLY SYSTEMS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONTROL OR REGULATION THEREOF; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS; GENERATION; SYSTEMS FOR STORING ELECTRIC ENERGY

The utility model provides a boost charging device using a communication base station power supply, the input end is 48V, the boost charging device can be connected with a 48V communication power supply of a communication base station, and the boost charging device is communicated with a rechargeable battery through an RS485 communication mode and is communicated with external CAN bus equipment through a CAN bus. Comprising a single-chip microcomputer, an RS485 communication module, a CAN bus communication module, a boost main circuit, a TL494 circuit and a dual-input control power supply circuit. The input end of the double-input control power supply circuit is connected with two butt-joint diodes, one diode is connected with the input end of the boost main circuit, and the other diode is connected with the output end of the boost main circuit. The direct-current 48V power supply of the communication base station can be used for directly charging the lithium battery, and meanwhile, the design of various bus