奏鸣曲是西方钢琴艺术中的一种重要体裁,其诞生于巴洛克时期,成熟于古典主义时期,并在浪漫主义时期得到了创新发展,成为了最具有代表性的钢琴体裁之一。鉴于此,本文从钢琴奏鸣曲的形成谈起,就其在浪漫主义时期的创新发展进行了分析,从而为更好的欣赏和演奏这类作品打下良好的基础。 Sonata is an important genre in Western piano art. It was born in the baroque period, matured in the period of classicism, and was innovated and developed in the romantic period. It became one of the most representative piano genres. In view of this, the thesis starts with the formation of piano sonatas and analyzes its innovation and development in the romantic period, which lays a good foundation for the better appreciation and performance of such works.