Water powered bellows Wang Zhen (inventor)

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an illustration of furnace bellows operated waterwheels, nong shu, wang zhen, 1313, during chinese yuan dynasty.


the chinese during han dynasty (202 bc – ad 220) first apply hydraulic power (i.e. waterwheel) in working inflatable bellows of blast furnace in creating cast iron. recorded in ad 31, innovation of engineer du shi, prefect of nanyang. after du shi, chinese in subsequent dynastic periods continued use of water power operate bellows of blast furnace. in 5th century text of wu chang ji, author pi ling wrote planned, artificial lake had been constructed in yuan-jia reign period (424–429) sole purpose of powering water wheels aiding smelting , casting processes of chinese iron industry. 5th-century text shui jing zhu mentions use of rushing river water power waterwheels, tang dynasty geography text of yuan-he jun xian tu chi, written in 814.


although du shi first apply water power bellows in metallurgy, first drawn , printed illustration of operation water power came in 1313, wang zhen s nong shu. wang explained methods used water-powered blast-furnace in previous times , in era of 14th century:
















































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