Shenzhen Desay Battery Technology Joint-stock Company is a public company listed in the Shenzhen Stock Exchange and stock symbol:000049. It is a shareholding company which respectively holds 75% of Huizhou Blueway Electronic Co., Ltd and Huizhou Desay Battery Co.,Ltd. The business of the company is majorly laid out on the lithium-ion battery industry chain. The major business of Desay Battery is the pack of small Lithium-ion. The Blueway Electronic ran the business of small lithium-ion battery protection board, and the business of the second subsidiary company-Blueway New Energy Co.,Ltd is battery management system, battery system pack and energy storage system.
Blue microelectronics display
Blueway New Energy products display
First Generation BMS
- Master-slave structure, BMU(battery monitor unit) has four different models with 24S, 36S, 48S and 60S.
- With CAN and RS485 communication.
- With relay to control the high voltage loop circuit, detection to total current and working current of the pack, estimation of SOC and detection to AI/DI/DO signal.
- 95% automotive-grade components.
- With active and passive equilibrium function.
- Centralizing structure and all-in-one designed BMS can be divided to two functions—battery control and battery detection.
- Combining data acquisition unit and mastering units on PCB can efficiently save cost.
- Based on ISL94212, AIO BMS has three different types—24S, 36S and 48S to meet the various voltage(series) requirement.