脉冲激光二极管驱动多相交联平行电路的混合模式控制
Bin Wu1,2, Junliang Liu3,4, Haoyu Zhao1,2
1Key Laboratory of Laser & Infrared System (Shandong University), Ministry of Education, and School of Information Science and Engineering, Shandong University, Qingdao, 266237, Shandong, China.
Scientific reports
|December 29, 2025
概括
本研究引入了用于切换电源的混合模式控制,以提高激光二极管的性能. 新方法提高了响应时间,并确保了稳定的输出电流,克服了工业应用中的关键挑战.
科学领域:
- 电气工程 电气工程
- 电力电子 电力电子 电力电子
- 激光技术 激光技术
背景情况:
- 由于效率和尺寸,切换电源越来越多地用于激光器.
- 在实现快速响应,电流平坦性和高精度同时存在挑战.
- 现有的设计在不同的负载条件下难以达到最佳性能.
研究的目的:
- 为激光应用中用于切换电源的新型混合模式控制策略提出建议.
- 为了解决在实现短时间上升,电流平坦度和高精度方面的困难.
- 为了提高激光电源的稳定性和效率.
主要方法:
- 实现混合模式控制,结合爆发模式电压控制和双循环电流控制.
- 使用多个相互交错的平行电路来实现平衡的电流分配.
- 采用基于输出脉冲要求的控制模式切换机制.
- 通过模拟模型和多相交联平行电路进行验证.
主要成果:
- 拟议的混合模式控制有效地减少了激光电源的上升时间.
- 确保稳定的输出电流,平行分支的电流分布平衡.
- 该系统在轻载和脉冲运行状态下都表现出更好的性能.
- 实验验证证证实了开发的控制方案的有效性.
结论:
- 混合模式控制策略为高性能激光电源提供了可行的解决方案.
- 这种方法克服了激光应用中传统开关电源的局限性.
- 开发的方法提高了系统的稳定性,准确性和响应速度.
- 进一步的研究可以探索针对特定激光类型和功率水平的优化.
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