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No ke aha e pono ai ka Mana Magnetic Weak no nā Motors High-speed?

01. MTPA a me MTPV
ʻO ka motor synchronous magnet paʻa ka mea hoʻokele kumu o nā mea kanu mana kaʻa hou ma Kina.Ua ʻike ʻia ma nā haʻahaʻa haʻahaʻa, hoʻohana ʻia ka motor synchronous magnet paʻa i ka mana o ka mana o kēia manawa, ʻo ia ka mea i hāʻawi ʻia i kahi torque, hoʻohana ʻia ka manawa synthesized haʻahaʻa e hoʻokō ai, a laila e hōʻemi ana i ka nalowale keleawe.

No laila, i nā wikiwiki kiʻekiʻe, ʻaʻole hiki iā mākou ke hoʻohana i nā pihi MTPA no ka mana, pono mākou e hoʻohana i ka MTPV, ʻo ia ka nui o ka torque voltage ratio, no ka mana.ʻO ia hoʻi, ma kahi wikiwiki, e hoʻolilo i ka mīkini hoʻopuka i ka torque kiʻekiʻe.E like me ka manaʻo o ka mana maoli, hāʻawi ʻia i kahi torque, hiki ke hoʻokō ʻia ka wikiwiki kiʻekiʻe ma ka hoʻoponopono ʻana i ka iq a me id.No laila, ma hea kahi e hōʻike ʻia ai ka uila?No ka mea ʻo kēia ka wikiwiki loa, ua paʻa ka pōʻai palena volta.Ma ka loaʻa ʻana o ka mana kiʻekiʻe loa ma kēia pōʻai palena hiki ke ʻike ʻia ke kiko torque kiʻekiʻe, ʻokoʻa ia mai MTPA.

 

02. Nā kūlana kalaiwa

https://www.yeaphi.com/yeaphi-electric-motor-for-lawn-mower-permanent-magnet-synchronous-motor-1-2kw-48v-72v-brushless-dc-motor-transaxle-for-electric- tractors-huahana/

ʻO ka mea maʻamau, i ka wikiwiki o ka huli ʻana (ʻike ʻia ʻo ka wikiwiki kumu), hoʻomaka ka nawaliwali o ke kahua magnetic, ʻo ia ke kiko A1 ma kēia kiʻi.No laila, i kēia manawa, ʻoi aku ka nui o ka ikaika electromotive hoʻohuli.Inā ʻaʻole nawaliwali ka māla magnetic i kēia manawa, me ka manaʻo e koi ʻia ka pahu pahu e hoʻonui i ka wikiwiki, e hoʻoikaika ʻo ia i ka iq i ka maikaʻi ʻole, hiki ʻole ke hoʻopuka i ka torque i mua, a koi ʻia e komo i ke kūlana hana mana.ʻOiaʻiʻo, ʻaʻole hiki ke loaʻa kēia kiko ma kēia pakuhi, no ka mea ke emi nei ka ellipse a ʻaʻole hiki ke noho ma ke kiko A1.Hiki iā mākou ke hōʻemi wale i ka iq ma ka ellipse, hoʻonui i ka id, a hoʻokokoke i ke kiko A2.

https://www.yeaphi.com/yeaphi-electric-motor-for-lawn-mower-permanent-magnet-synchronous-motor-1-2kw-48v-72v-brushless-dc-motor-transaxle-for-electric- tractors-huahana/

03. Nā kūlana hana mana

No ke aha e koi aku ai ka hana mana i ka magnetism nāwaliwali?ʻAʻole pono e hoʻohana ʻia ka magnetism ikaika e hana i ka iq nui i ka wā e hana ai i ka uila ma nā wikiwiki kiʻekiʻe?ʻAʻole hiki kēia no ka mea ma nā wikiwiki kiʻekiʻe, inā ʻaʻohe nāwaliwali magnetic field, ʻo ka hoʻohuli electromotive ikaika, transformer electromotive ikaika, a me ka impedance electromotive ikaika hiki ke nui loa, ʻoi aku ma mua o ka mana lako uila, e hopena i nā hopena weliweli.ʻO kēia kūlana ʻo SPO uncontrolled rectification power generation!No laila, ma lalo o ka hana mana kiʻekiʻe, pono e hoʻokō ʻia ka magnetization nāwaliwali, i hiki ke hoʻopaʻa ʻia ka uila inverter.

Hiki iā mākou ke kālailai.Ke manaʻo nei e hoʻomaka ana ka braking ma ke kiko hana kiʻekiʻe B2, ʻo ia hoʻi ka braking feedback, a emi ka wikiwiki, ʻaʻohe pono o ka magnetism nāwaliwali.ʻO ka hope, ma kahi B1, hiki i ka iq a me ka id ke noho mau.Eia nō naʻe, i ka emi ʻana o ka wikiwiki, e emi ana ka iq maikaʻi ʻole i hana ʻia e ka ikaika electromotive huli.I kēia manawa, pono ka uku mana no ke komo ʻana i ka braking hoʻohana ikehu.

04. Ka hopena

I ka hoʻomaka ʻana o ke aʻo ʻana i nā kaʻa uila, maʻalahi ke hoʻopuni ʻia e nā kūlana ʻelua: ka hoʻokele a me ka hana ʻana i ka uila.ʻO ka ʻoiaʻiʻo, pono mākou e kahakaha mua i nā pōʻai MTPA a me MTPV i loko o ko mākou lolo, a ʻike i ka iq a me ka id i kēia manawa paʻa, loaʻa ma ka noʻonoʻo ʻana i ka ikaika electromotive hoʻohuli.

No laila, no ka nui o ka iq a me ka id e ke kumu mana a i ʻole ka hoʻohuli electromotive ikaika, pili ia i ka inverter e hoʻokō i ka hoʻoponopono.Loaʻa i ka iq a me ka id nā palena, a ʻaʻole hiki ke hoʻoponopono i nā pōʻai ʻelua.Inā ʻoi aku ka pōʻai palena o kēia manawa, e pōʻino ka IGBT;Inā ʻoi aku ka nui o ka pōʻai palena volta, e pōʻino ka lako mana.

I ke kaʻina hana o ka hoʻoponopono ʻana, he mea koʻikoʻi ka iq a me ka id o ka pahuhopu, a me ka iq a me ka id maoli.No laila, hoʻohana ʻia nā ʻano calibration i ka ʻenekinia e calibrate i ka lakene hoʻokaʻawale kūpono o ka iq's id ma nā wikiwiki like ʻole a me nā torques pahuhopu, i mea e hoʻokō ai i ka hana maikaʻi loa.Hiki ke ʻike ʻia ma hope o ka pōʻai ʻana a puni, ke kau nei ka hoʻoholo hope loa i ka calibration ʻenekinia.

 


Ka manawa hoʻouna: Dec-11-2023