变压器片式散热器强化换热研究进展

Research progress of enhanced heat transfer on panel type radiator of transformer

片式散热器的散热能力直接影响变压器的安全运行和使用寿命,强化片式散热器散热能力的研究受到了广泛的关注。以油浸式自冷变压器片式散热器为研究对象,在分析各种强化换热方法的原理及强化效果的基础上,总结了近年来关于提高片式散热器散热能力方法的研究成果,最后指出了有待解决的问题和未来的研究方向。

The heat dissipation capacity of the panel type radiator directly affects the safe operation and service life of the transformer, and the research on the enhancement of the heat transfer capacity of the plate radiator has been paid more and more attention. Based on the analysis on the principle and effect of various enhanced heat transfer methods, the panel type radiator of oil-immersed self-cooling transformer is taken as the research object, the research results of improving the radiating capacity of oil-immersed self-cooling transformers in recent years are summarized. Finally, the problems to be solved and the future research direction are pointed out.