ʻO ke kiʻekiʻe-mehana magnetic pump kahi ʻano o ka hoʻoili ʻana i ka torque non-contact ma o ka hoʻokele magnetic (magnetic coupling), i hoʻololi ai ka sila static i ka sila dynamic, i ʻole leak-leak ka pauma. No ka mea ua hoʻopaʻa paʻa ʻia ka pahu paila a me ka rotor magnetic i loko o ke kino pauma a me ka lima kaʻawale, ua hoʻopau piha ʻia ka pilikia leakage, a me ka pōʻino palekana o nā mea pahū, pahū, ʻona a me nā mea ʻino e kahe ana ma o ka sila pauma i ka hoʻomaʻemaʻe a me ka kemika. hoʻopau ʻia ka ʻoihana.
ʻO ka hoʻohui ʻana o ka paila
ʻEkolu mau ʻāpana o ka paila kiʻekiʻe: ʻo ka pauma hoʻomaʻamaʻa ponoʻī, ka hoʻokele magnetic a me ka moto. ʻO ka ʻāpana koʻikoʻi, ka mea hoʻokele magnetic, he rotor magnetic o waho, kahi rotor magnetic i loko a me kahi lima hoʻokaʻawale non-magnetic.
1. Mākēneki mau:
Loaʻa i nā mea hoʻokalakupua paʻa i hana ʻia i nā ʻano hana ākea ākea (-45-400 ° C), ikaika ikaika ikaika, anisotropy maikaʻi i ke kuhikuhi o ke kahua magnetic, a ʻaʻohe demagnetization i ka wā e kokoke ana ka pou like i kekahi. He ʻano kumu maikaʻi loa ia o ke kahua magnetic.
2. Kaʻawale lima:
Ke hoʻohana ʻia kahi spacer metala, aia ka spacer i loko o ke kahua mākēneki sinusoidal alternating, a ua hoʻokomo ʻia kahi au eddy ma kahi ʻāpana e kū pono ana i ke kuhikuhi o ka laina mana magnetic a hoʻololi ʻia i wela.
3. Ka hoʻomalu ʻana i ke kahe ʻana o ka lubricant
I ka holo ʻana o ka pauma magnetic kiʻekiʻe, pono e hoʻohana ʻia kahi liʻiliʻi o ka wai e hoʻomaʻemaʻe a hoʻomaha i ka ʻāpana apo ma waena o ka rotor magnetic i loko a me ka lima hoʻokaʻawale a me ka lua friction o ka sliding bearing. ʻO ka nui o ka kahe o ka mea hoʻoheheʻe maʻamau ʻo 2% -3% o ka nui o ka hoʻolālā ʻana o ka paila, a ʻo ka ʻāpana apo i waena o ka rotor magnetic i loko a me ka lima hoʻokaʻawale e hoʻohua i ka wela kiʻekiʻe ma muli o nā au eddy. Ke lawa ʻole ka wai lubricating hoʻoluʻu a ʻaʻole maʻemaʻe a paʻa ʻole ka lua hoʻoheheʻe ʻana, e ʻoi aku ka kiʻekiʻe o ka mahana o ke kikowaena ma mua o ka mahana hana o ka magnet mau loa, no laila e nalowale ka rotor magnetic i kona magnetism a e lilo ka mea hoʻokele magnetic. hāʻule. I ka wā o ka wai ka wai a i ʻole ka wai e pili ana i ka wai, hiki ke mālama ʻia ka piʻi ʻana o ka mahana ma kahi annulus ma 3-5 ° C; inā he hydrocarbon a i ʻole ka aila ka waena, hiki ke mālama ʻia ka piʻi ʻana o ka mahana ma kahi annulus ma 5-8 ° C.
4. Hāpai maʻamau
ʻO nā mea hana o nā bearings sliding impregnated, i hoʻopiha ʻia i ka PTFE, nā seramika ʻenekinia, a me nā mea ʻē aʻe.
No ka mea, he palupalu loa ka ʻenekinia seramika a he liʻiliʻi ka hoʻonui ʻana, ʻaʻole pono e liʻiliʻi ka ʻae ʻana o ka lawe ʻana i mea e pale aku ai i nā pōpilikia paʻa. hana i nā bearings e like me nā media like ʻole a me nā kūlana hana.
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