Fluidized bed-rotary furnace collaborative silicon-carbon negative electrode preparation system and preparation method

CN122399702APending Publication Date: 2026-07-17JIANGSU SUNPOWER HEAT EXCHANGER & PRESSURE VESSEL CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
JIANGSU SUNPOWER HEAT EXCHANGER & PRESSURE VESSEL CO LTD
Filing Date
2026-04-13
Publication Date
2026-07-17

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Abstract

本发明提供了一种流化床‑回转炉协同硅碳负极制备系统及制备方法,其制备系统包括高温活化单元、流化床硅沉积单元、回转炉碳包覆单元与余热回收利用单元;余热回收利用单元包括第一换热装置、第二换热装置、尾气混合装置与余热输送管网;第一换热装置分别连接高温活化单元与第二换热装置,且还连接回转炉碳包覆单元;第二换热装置分别连接高温活化单元与流化床硅沉积单元,且还连接所述流化床硅沉积单元;尾气混合装置分别连接高温活化单元与流化床硅沉积单元。本发明解决现有流化床装备与工艺脱节、碳沉积均匀性差、硅烷利用率低、无法实现连续量产、安全隐患突出,且尾气浪费、余热损耗严重的技术问题。
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