E whā ngā momo kawenga motuka aunoa ā-ahumahi:
1, Te hōpa kaha whakarerekē me te taipana pumau: Ko ngā tono hōpa kaha whakarerekē me te taipana pumau ko ngā kaikawe, ngā kerēne me ngā papu taputapu. I roto i ēnei tono, he pumau te taipana nā te mea he pumau te kawenga. Ka rerekē pea te hōpa kaha e hiahiatia ana i runga i te tono, ā, he pai te kōwhiringa mō ngā motuka AC me DC tere pumau.
2, Te taipana rerekē me te hōpa kaha pumau: Ko tētahi tauira o ngā tono taipana rerekē me te hōpa kaha pumau ko te pepa hurihuri mīhini. Ka noho tonu te tere o te rauemi, ko te tikanga kāore te hōpa kaha e rerekē. Heoi, i te pikinga o te diameter o te roera, ka rerekē te kawenga. I roto i ngā pūnaha iti, he tono pai tēnei mō ngā motuka DC, ngā motuka servo rānei. He mea nui anō hoki te mana whakaora, ā, me whai whakaaro ki te whakatau i te rahi o te motuka ahumahi, te whiriwhiri rānei i tētahi tikanga whakahaere pūngao. Ko ngā motuka AC me ngā encoder, te whakahaere porowhita kati, me ngā puku hauwhā-katoa ka whai hua pea ki ngā pūnaha nui ake.
3, te kaha whakawātea me te taipana whakarerekē: me whakarerekē te kaha whakawātea me te taipana o ngā pā, ngā papu porotītaha me ngā kaiwhakaohooho. I te pikinga o te tere o te motuka ahumahi, ka piki ake hoki te putanga kawenga me te kaha whakawātea me te taipana e hiahiatia ana. Ko ēnei momo kawenga te tīmatanga o te kōrero mō te whai huatanga o te motuka, me te utaina e ngā kaitahuri ngā motuka AC mā te whakamahi i ngā puku tere whakarerekē (VSD).
4, te whakahaere tūnga, te whakahaere taipana rānei: Ko ngā tono pēnei i ngā puku raina, e hiahia ana ki te nekehanga tika ki ngā tūranga maha, e hiahia ana ki te whakahaere tūnga, taipana rānei kia piri, ā, he maha ngā wā ka hiahiatia he urupare hei manatoko i te tūnga tika o te motuka. Ko ngā motuka servo, stepper rānei te whiringa pai mō ēnei tono, engari ko ngā motuka DC me ngā motuka urupare, ngā motuka AC utaina inverter rānei me ngā encoder e whakamahia whānuitia ana i roto i ngā raina whakaputa maitai, pepa rānei me ngā tono rite.
Ngā momo motuka ahumahi rerekē
Ahakoa neke atu i te 36 ngā momo motuka AC/DC e whakamahia ana i roto i ngā mahi ahumahi. Ahakoa he maha ngā momo motuka, he maha ngā momo e taupatupatu ana i roto i ngā mahi ahumahi, ā, kua akiaki te mākete ki te whakangawari i te kōwhiringa o ngā motuka. Ka whakawhāitihia tēnei i te kōwhiringa mahi o ngā motuka i roto i te nuinga o ngā mahi. Ko ngā momo motuka e ono e tino kitea ana, e tika ana mō te nuinga o ngā mahi, ko ngā motuka DC kore paraihe me te paraihe, ngā motuka rotor AC cage me te winding, ngā motuka servo me te stepper. He pai ēnei momo motuka mō te nuinga o ngā mahi, ko ētahi atu momo ka whakamahia mō ngā mahi motuhake anake.
E toru ngā momo matua o ngā tono motuka ahumahi
Ko ngā whakamahinga matua e toru o ngā motuka ahumahi ko te tere pumau, te tere rerekē, me te whakahaere tūranga (te taipana rānei). Me rerekē ngā whakamahinga me ngā raruraru o ngā āhuatanga aunoatanga ahumahi rerekē, me ō rātou ake huinga raruraru. Hei tauira, ki te iti iho te tere mōrahi i te tere tohutoro o te motuka, me whai pouaka miihini. Mā tēnei ka taea hoki e te motuka iti ake te oma i te tere pai ake. Ahakoa he nui ngā mōhiohio ipurangi mō te whakatau i te rahi o te motuka, he maha ngā āhuatanga me whai whakaaro ngā kaiwhakamahi nā te mea he maha ngā taipitopito hei whai whakaaro. Ko te tatau i te korenga o te kawenga, te taipana, me te tere me mārama te kaiwhakamahi ki ngā tawhā pēnei i te papatipu me te rahi katoa (radius) o te kawenga, tae atu ki te waku, te ngaronga o te pouaka miihini, me te huringa mīhini. Me whai whakaaro hoki ki ngā huringa o te kawenga, te tere o te whakaterenga, te whakahekenga rānei, me te huringa mahi o te tono, ki te kore ka wera rawa ngā motuka ahumahi. He whiringa rongonui ngā motuka hiko AC mō ngā tono nekehanga hurihuri ahumahi. Whai muri i te whiriwhiri me te rahi o te momo motuka, me whai whakaaro hoki ngā kaiwhakamahi ki ngā āhuatanga taiao me ngā momo whare motuka, pēnei i te horoi anga tuwhera me te whare kowiri tira.
Me pēhea te whiriwhiri i te motuka ahumahi
E toru ngā raruraru matua o te kōwhiringa motuka ahumahi
1. Ngā taupānga tere pumau?
I roto i ngā tono tere-pūmau, ka oma te motuka i te tere ōrite, kāore he whakaaro nui ki ngā arawhata whakatere me te whakaheke tere. Ko tēnei momo tono ka oma mā te whakamahi i ngā mana whakakā/whakaweto raina-katoa. Ko te ara iahiko whakahaere he mea hanga ki te fiusi ara iahiko peka me te hononga, he tīmatanga motuka ahumahi taumaha rawa, me te kaiwhakahaere motuka ā-ringa, he tīmatanga ngohengohe rānei. He pai ngā motuka AC me DC mō ngā tono tere-pūmau. Ka tukuna e ngā motuka DC te taipana katoa i te tere kore, ā, he nui te turanga whakairi. He kōwhiringa pai hoki ngā motuka AC nā te mea he nui te tauwehe mana, ā, he iti noa te tiaki e hiahiatia ana. He rerekē, ko ngā āhuatanga mahi teitei o te motuka servo, te motuka stepper rānei ka kiia he nui rawa mō te tono ngāwari.
2. Taupānga tere rerekē?
Ko ngā tono tere rerekē e hiahia ana ki te tere me ngā rerekētanga tere kiato, me ngā arawhata whakatere me te whakaheke tere kua tautuhia. I roto i ngā tono mahi, ko te whakaiti i te tere o ngā motuka ahumahi, pērā i ngā pā me ngā papu tohanga, ka mahia hei whakapai ake i te whai huatanga mā te whakataurite i te whakapaunga hiko ki te kawenga, kaua ki te rere i te tere katoa me te whakawhāiti, te pehi rānei i te putanga. He mea tino nui ēnei hei whakaaro mō ngā tono kawe pēnei i ngā raina pounamu. Ko te whakakotahitanga o ngā motuka AC me te VFDS e whakamahia whānuitia ana hei whakanui ake i te whai huatanga, ā, he pai te mahi i roto i ngā tono tere rerekē. He pai te mahi a ngā motuka AC me DC me ngā puku tika i roto i ngā tono tere rerekē. Ko ngā motuka DC me ngā whirihoranga puku kua roa nei ko te whiringa anake mō ngā motuka tere rerekē, ā, kua whakawhanakehia, kua whakamātauhia hoki ō rātou wāhanga. Ahakoa i nāianei, he rongonui ngā motuka DC i roto i ngā tono tere rerekē, te tono hōiho ā-wāhanga, ā, he whai hua i roto i ngā tono tere iti nā te mea ka taea e rātou te whakarato i te taipana katoa i ngā tere iti me te taipana pumau i ngā tere motuka ahumahi rerekē. Heoi, ko te tiaki i ngā motuka DC he take hei whakaaro, nā te mea he maha e hiahia ana ki te whakawhiti me ngā paraihe me te pakaru nā te pa ki ngā wāhanga neke. Ka whakakorea tēnei raruraru e ngā motuka DC kore-paraihe, engari he nui ake te utu i te tīmatanga, ā, he iti ake te whānuitanga o ngā motuka ahumahi e wātea ana. Kāore te pakaru paraihe i te raruraru ki ngā motuka hiko AC, engari ko ngā puku auau rerekē (VFDS) he kōwhiringa whai hua mō ngā tono e neke atu ana i te 1 HP, pērā i ngā pā me te papu, ka taea te whakanui ake i te pai o te mahi. Mā te whiriwhiri i tētahi momo puku hei whakahaere i tētahi motuka ahumahi ka taea te tāpiri i ētahi mōhiotanga tūranga. Ka taea te tāpiri i tētahi encoder ki te motuka mēnā e hiahiatia ana e te tono, ā, ka taea te tohu i tētahi puku hei whakamahi i te urupare encoder. Nō reira, ka taea e tēnei tatūnga te whakarato i ngā tere rite ki te servo.
3. Me whai mana whakahaere tūranga koe?
Ka tutuki te mana whakahaere tūnga pūmau mā te manatoko tonu i te tūnga o te motuka i a ia e neke ana. Ka taea e ngā tono pēnei i te whakanoho i ngā puku raina te whakamahi i ngā motuka stepper me te urupare, me te kore rānei, i ngā motuka servo rānei me te urupare ā-roto. Ka neke tika te stepper ki tētahi tūnga i te tere taurite, kātahi ka pupuri i taua tūnga. Ka whakaratohia e te pūnaha stepper porowhita tuwhera te mana whakahaere tūnga kaha mēnā he tika te rahi. Ina kore he urupare, ka nekehia e te stepper te maha tika o ngā hikoinga mēnā kāore e tūtaki ki tētahi aukati kawenga i tua atu i tōna kaha. I te piki haere o te tere me te hihiri o te tono, kāore pea te mana whakahaere stepper porowhita tuwhera e tutuki i ngā whakaritenga o te pūnaha, e hiahia ana kia whakahoutia ki tētahi pūnaha stepper, ki tētahi pūnaha servo rānei me te urupare. Ka whakaratohia e te pūnaha porowhita kati he kōtaha nekehanga tika, tere-teitei me te mana whakahaere tūnga tika. Ka whakaratohia e ngā pūnaha servo he taipana teitei ake i ngā steppers i ngā tere teitei, ā, ka pai ake te mahi i roto i ngā kawenga hihiri teitei, i ngā tono nekehanga uaua rānei. Mō te nekehanga mahi teitei me te iti o te tūranga, me ōrite te inertia kawenga whakaata ki te inertia motuka servo i te mea ka taea. I roto i ētahi tono, he rawaka te kore taurite tae atu ki te 10:1, engari he pai te ōrite 1:1. He huarahi pai te whakaiti taputapu hei whakaoti rapanga inertia kore-taurite, nā te mea ka heke te inertia o te kawenga whakaata e te tapawhā o te ōwehenga tuku, engari me whai whakaaro ki te inertia o te pouaka miihini i roto i te tatau.
Wā tuku: Pipiri-16-2023