陈碹(1365-1433)字彦纯,今安徽合肥人,明太祖时代替其父为成都右卫指挥同知,曾修过都汇堰,建文四年(1402年)因征西南有功,迁四川行都司都指挥同知,后又擢右军都督府都督佥事。成祖即位封平江伯,食禄1000石。成祖建都北京,全国的政治中心北移,但仍然要仰食于江南,每年需从南方运输大量的粮食和物资到北京,以维持中央庞大的官僚机构和军队的生存, Chen 碹 (1365-1433) words Yan pure, now Hefei, Anhui, Ming Taizu for his father for the Chengdu right guard comrades, had repaired Duhui weir, built four years (1402) due to the active southwestern emigration Sichuan line all Division comrades are comrades, and later 擢 right military governor funeral. Cheng Zhiping seal Feng Ping Jiang Bo, Food Paul 1000 stone. Chengzu was capital of Beijing and the political center of the whole country moved northward. However, he still needed to feed the south, sending large quantities of foodstuffs and supplies to the south from the south in order to maintain the existence of a large central bureaucracy and army.