Aia ka Changsha Zhounan Xuefu Project ma Kaifu District, Changsha City. He kaiaulu noho kiʻekiʻe. Ma hope o ka ʻeli ʻia ʻana o ka lua kumu i ka wā mua, ua hoʻomaka koke ke kūkulu ʻia ʻana o ke kumu. ʻO ka papa honua o Changsha ka mea nui i haku ʻia me ka ʻiliʻili, ka siltstone, ke one, ka conglomerates a me ka slate. ʻO ka papa luna i reticulated laterite. Pela no ka Zhounan Xuefu Project site. Ma lalo o ka lua kumu, ma hope o ʻehā a ʻelima paha mau mika o ka papa laterite, aia kahi ʻiliʻili semi-weathered a me ka hale papa i hoʻopaʻa ʻia e ka laterite.
Ma muli o ke kūlana ma nā ʻano āpau, ua koho ka ʻoihana papahana iā Juxiang piling hammer no ke kūkulu ʻana i ka paipu kiaʻi kumu. ʻO ka mea hana no kēia hana he paipu kiaʻi kila me ka lōʻihi o 15 mika a me ke anawaena o 500 mm. Ma ke kahua kūkulu, hoʻokō ka mīkini alakaʻi puka, ka mea hoʻokele, a me ka pahu pahu pahu i kā lākou mau hana ponoʻī, a hana ʻia ke kūkulu ʻia ma ke ʻano hoʻonohonoho. ʻO ka lua, hoʻokuʻu koke ka mea hoʻokele i ka pahu kiaʻi i loko o ka lepo, a ma hope o ka hoʻokuʻu ʻana i ka hale kila, e neʻe koke ka pahu pahu pahu i mua e ninini, nona nā koi kiʻekiʻe no ka cylinder kiaʻi. ʻahuʻahu. I ka wā e hālāwai ai ka pilang i nā pilikia a ʻaʻole hiki ke kūkulu maikaʻi ʻia, ʻaʻole hiki ke ninini ʻia ka pahu pahu pahu i ka manawa, hiki ke hoʻopau maʻalahi i ka pahu.
Ma ke kahua kūkulu, hōʻike ʻo Juxiang piling hammer i ka hana maikaʻi loa. Ua mālama ʻia ka manawa paʻi o kēlā me kēia paipu kiaʻi i loko o 3.5 mau minuke. Paʻa ka hana a ikaika ka hahau ʻana. I loko o ka manawa hoʻolālā kūkulu, ua hoʻopau maikaʻi ʻia ke kūkulu ʻana o ka paipu kiaʻi, i hoʻokipa maikaʻi ʻia e ka ʻoihana papahana.
Ka manawa hoʻouna: ʻAukake-18-2023