This paper describes the design of the Dewal for 30T pulse magnet and the calculation result for transfering heat. The LN2 Dewar is in two sections, so the installation of the magnet is convenient.

• 该文叙述了30万高斯脉冲磁体杜瓦的设计及传热、漏热计算结果，LN2杜瓦的设计特点是做成两截的，这样装卸磁体方便。