Njira zodziwika bwino zowotcherera zomwe zimagwiritsidwa ntchito popanga mapaipi akuluakulu onyamula madzi monga gasi wachilengedwe kapena mafuta ndi monga kuwotcherera arc submerged arc welding (DSAW) ndi longitudinal submerged arc welding (LSAW).
Chitoliro cha Chitsulo cha DSAW:
chotchingira chozungulira
Chitoliro chachitsulo cha DSAW:
Kuwotcherera kwa Longitudinal
Chitoliro cha Zitsulo cha LSAW:
Kuwotcherera kwa Longitudinal
LSAW ndi imodzi mwa mitundu ya DSAW.
DSAW ndi chidule cha "double-sided submidened arc welding," mawu omwe amagogomezera kugwiritsa ntchito njira imeneyi.
LSAW imayimira "Longitudinal Submerged Arc Welding," njira yomwe imadziwika ndi ma weld omwe amatambalala kutalika kwa chitoliro.
Ndikofunikira kudziwa kuti DSAW imaphatikizapo mitundu yonse ya mapaipi a SSAW (Spiral Submerged Arc Welding) ndi LSAW.
Kufufuza kufanana ndi kusiyana pakati pa DASW ndi LSAW kwenikweni ndi kuyerekeza pakati pa SSAW ndi LSAW.
Kufanana
Ukadaulo Wowotcherera
DSAW ndi LSAW onse amagwiritsa ntchito njira yolumikizira arc submerged arc (SAW) yokhala ndi mbali ziwiri, pomwe kulumikiza kumachitika nthawi imodzi mbali zonse ziwiri za chitsulo kuti chitsulocho chikhale bwino komanso kuti chilowe bwino.
Mapulogalamu
Amagwiritsidwa ntchito kwambiri m'malo omwe mapaipi achitsulo amphamvu komanso okulirapo amafunika, monga mapaipi amafuta ndi gasi.
Maonekedwe a Seam ya Weld
Pali msoko wooneka bwino wa weld mkati ndi kunja kwa chitoliro chachitsulo.
Kusiyana
Mtundu wa weld
DSAW: Ikhoza kukhala yowongoka (yolukana kutalika kwa chitoliro) kapena yozungulira (yolukana yozungulira thupi la chitoliro), kutengera kagwiritsidwe ntchito ndi zofunikira za chitolirocho.
LSAW: Msoko wothira ungakhale wautali kokha, pomwe mbale yachitsulo imapangidwa mu chubu ndikulumikizidwa kutalika kwake kotalika.
Yang'anani kwambiri pa ntchito za mapaipi achitsulo
DSAW: Popeza DSAW imatha kukhala yowongoka kapena yozungulira, ndi yoyenera kwambiri pamavuto osiyanasiyana ndi mainchesi, makamaka ngati mapaipi ataliatali kwambiri amafunika kuzungulira. DSAW ndi yoyenera kwambiri.
LSAW: Mapaipi achitsulo a LSAW ndi oyenera makamaka pa zomangamanga za m'mizinda komanso ntchito zoyendera madzi ndi gasi.
Magwiridwe antchito a chitoliro
DSAW: Chitoliro cholumikizidwa ndi waya chozungulira sichili ndi magwiridwe antchito ofanana ndi a LSAW pankhani yolekerera kupsinjika.
LSAW: Chifukwa cha njira yake yopangira mbale yachitsulo pogwiritsa ntchito JCOE ndi njira zina zopangira, khoma la chitoliro chachitsulo cha LSAW limatha kupirira zinthu zofanana kwambiri ndi makina.
Kugwira Ntchito Moyenera ndi Mtengo
DSAW: Pamene chitoliro cha DSAW chalumikizidwa mozungulira nthawi zambiri chimakhala chotsika mtengo komanso chachangu kupanga ndipo chimayenera mapaipi akutali.
LSAW: Kuwotcherera kolunjika kwa msoko, ngakhale kumapereka mtundu wapamwamba, kumakhala kokwera mtengo komanso kochedwa kupanga ndipo ndikoyenera kugwiritsidwa ntchito ndi zofunikira kwambiri pamtundu.
Kusankha DSAW kapena LSAW kumadalira zofunikira za polojekitiyi, kuphatikizapo bajeti, kupsinjika komwe chitolirocho chikufunika kupirira, komanso zovuta za kupanga ndi kukhazikitsa. Kumvetsetsa kufanana ndi kusiyana kwakukulu kumeneku kungathandize kupanga chisankho choyenera kwambiri pa ntchito inayake yaukadaulo.
Nthawi yotumizira: Epulo-24-2024