I ka wā o ke kūkulu ʻana, pono e mālama ʻia nā ʻōmole oxygen a me ka acetylene ma kahi o 10 mau mika mai kahi ignition, a ʻo ka mamao ma waena o ka oxygen a me nā hue acetylene e mālama ʻia ma mua o 5 mau mika.ʻO ka lōʻihi o ka uea mua (uaea overlay) o ka mīkini hoʻoheheʻe ʻia e emi iho ma mua o 5m, a ʻo ka lōʻihi o ka uea lua (welding bar wire) e emi iho ma mua o 30m.Pono e kaomi pono i ka uwea a hoʻokomo i kahi uhi pale hilinaʻi.E papalua ka uwea wiliwili.ʻAʻole pono e hoʻohana ʻia nā paipu metala, nā scaffolding metala, nā kaʻa a me nā kaola kila e like me ke uwea lepo o ka loop.ʻAʻohe mea pōʻino i ka uwea koʻokoʻo kuʻi, ka hoʻokaʻawale maikaʻi.
Dissolved acetylene cylinder i ke kaʻina hana (ma hope i kapa ʻia ʻo ka acetylene cylinder) a ua hoʻohana nui ʻia ka pōkā oxygen i ka kuʻi ʻana a me ka ʻoki ʻana, a hoʻohana pinepine ʻia i ka manawa like, ka oxygen no ke kinoea puhi, acetylene no ke kinoea inflammable, oxygen a me ka acetylene. a me ka lole i loko o ka transportable puʻe moku, pakahi, ma ka hoʻohana kaʻina hana, aia kekahi mau pilikia ma nā degere likeʻole, e like me ka acetylene cylinder me ka oxygen pōpō i hoʻonohoʻia ma kahi hoʻokahi, ʻAʻohe mamao palekana;ʻO ka pahu oxygen a me ka hui ʻaila, acetylene cylinder e ʻōwili ʻia ana, ʻaʻole i hoʻohana ʻia ke kūpaʻa kū pololei;ʻO ka mahana wela o ka'ōmole Acetylene ma mua o 40 ℃, hana wehe kauwela me ka uhi ʻole;ʻAʻole noho ka oxygen, acetylene bottles e like me ke ʻano o ke koena o ke kaomi ʻana, kēia mau pilikia, ua alakaʻi i ka hopena o ka nui o nā mea i make.No ka mea he acetylene i hoʻoheheʻe ʻia, aia ka acetone i loko o ka cylinder.Inā ʻoi aku ka liʻiliʻi o ka Angle ma lalo o 30 degere, i ka wā e wehe ʻia ai ka valve (i ka wā e hoʻohana ai), hiki ke kahe acetone a hui pū me ka ea e hana i kahi hui pahū.ʻO ka palena pahū he 2.55% a 12.8% (nui).Loaʻa i nā pahu oxygen ka oxygen kiʻekiʻe, a aia kekahi mau mea palekana kino a me nā mea kino: nā mea kino: ma hope o ka hoʻopili ʻia ʻana o ka oxygen a piʻi ka piʻi ʻana, e hoʻohālikelike ʻia me ke kaomi o ka lewa a puni.Ke ʻoi aku ka nui o ka ʻokoʻa ma waena o ka oxygen a me ke kaomi ea, ʻoi aku ka nui o kēia ʻano.Ke hiki koke ka ʻokoʻa puʻe nui loa i kēia kaulike i loko o kahi manawa pōkole loa ma kahi ākea nui, hana ia i ka mea i kapa ʻia he "pahū".Inā loaʻa kēia kaulike ma kahi manawa lōʻihi ma o nā pores liʻiliʻi, ua hoʻokumu ʻia kahi "jet".Hiki i nā mea ʻelua ke loaʻa nā hopena koʻikoʻi.ʻO nā kumu kemika.No ka mea, ʻo ka oxygen ka mea e kākoʻo ana i ka puhipuhi ʻana, inā loaʻa nā mea hoʻopau a me nā kūlana hoʻāla, hiki ke hoʻopau ʻia ke ahi, a me ke ahi pahū.
1, "Hoʻoheheʻe acetylene cylinder nā rula nānā palekana" ʻatikala 50 acetylene omole hoʻohana i nā mea "i ka hoʻohana ʻana i ka cylinder oxygen a me ka hue acetylene, pono e hoʻāʻo e pale pū;ʻAʻohe wehewehe maopopo o ka mamao ma waena o nā ʻōmole ʻelua.
2, "Welding a me ka ʻoki ʻana i ka palekana" GB9448-1999: i ka hoʻohana ʻana me ka mamao o ka wahi ignition ʻoi aku ka nui ma mua o 10 mika, akā ʻaʻole maopopo ka mamao ma waena o ka oxygen a me ka acetylene hue ma Kina.
3. Pono ka Paukū 552 o nā lula hana palekana ʻoihana uila (Thermal and Mechanical Parts) "ʻaʻole e emi ka mamao ma waena o nā cylinders oxygen i hoʻohana ʻia a me nā cylinders acetylene ma mua o 8 mika".
4. "Gas welding (Cutting) Fire Safety Operation Rules" i ka lua i olelo mai "oxygen cylinders, acetylene cylinders pono e waiho kaawale, spacing e ole emi malalo o 5 mika. Standard plant safety code for Fire Operation HG 23011-1999 no ka ʻoihana kemika o ka Lepupalika Kanaka o Kina.
Ka manawa hoʻouna: Jul-07-2022