Pakihi, Ahumahi
He aha te mea mana urupare? utu mana urupare. Tātaitanga o te mana urupare
Ko te whaitua me kāinga tūmataiti, kua tāuta kotahi mita hiko, i runga nei te tātaitanga o utu mo te pūngao pau. Simplistically whakapono e te whakamahia anake te ora tona wāhanga kaha, ahakoa kahore he reira pera. whare Modern kukū whakaaro, iahiko e kua te āhuatanga e taui i wāhanga. Heoi, te mana urupare, e pau taputapu, tawhiti iti iho i te ahumahi, na kei te ngā mahue te reira i roto i te tātaitanga o te utu.
Plant wheketere ranei, e kore nei e whakahaere whai te rere o ngā Parasitic haere i roto i te ara iahiko utanga, meinga kino nui ki te pūnaha pūngao o te rohe me te whenua kia rite ki te katoa. hau wera Mutu maumau huri noa te aho te mana tuku; awhiowhio te transformers tāuta i roto i nga teihanaroto, e kore e taea te tu kawenga, ngā i roto i ngā wā tihi.
inductive Uta me capacitive
Ki te tangohia e tatou i te whakamahana tikanga ranei te umanga marama, te kaha i tohua i roto i te tapanga tēnā i runga i te pouaka paraharaha-pereti ranei, ka hāngai ki te hua o ngā uara o nāianei e rerengia ana i roto i te pūrere, me ngaohiko (ko tatou 220 Volts). taui te āhuatanga ki te Kei roto i te pūrere, he hiko, te tahi atu mea timatanga ngā inductors, pūnga iahiko ranei. Enei wahi i āhuatanga motuhake, he kauwhata o nāianei e rerengia ana i roto i a ratou, ko muri i mua o te poipoi aho o te ngaohiko supply ranei - i roto i nga kupu atu, puta he neke wā. Ideal huri kawenga pere kahapupuri i te -90 me te inductive - +90 nekehanga. Huaputa i roto i tenei take riro te hua e kore anake o te mahi o nāianei i runga i te ngaohiko, kua tapiritia he take ako. He aha e arahi reira?
tukanga whakaata Whakarea
O te akoranga āhuahanga kura mohio tatou katoa e he roa atu i tetahi o te tahi atu e rua taha te tāroa i roto i te tapatoru tika. Ki te hanga kaha, urupare, me te kitea te kaha ona taha, ka waiho i te ngā pau e te pōkai me te ipu i koki matau ki te wae parenga, engari ki te tohutohu i roto i te ahunga ritenga. A, no te tāpiri (ranei, ki te hiahia koe, tangohanga, raznoznakovye ratou) uara hua pere, arā, te mana urupare tonu, i runga i te aha te āhua o te kawenga kaha i roto i te kaupapa, ka kia whakahaua ake ranei ki raro rānei. I roto i tona aronga e taea te whakawakia, he aha te āhua o te kawenga kaha.
mana urupare mō te pere tua o te wāhanga hohe e hoatu he nui tonu o te kohi mana. Reira ā-whakaaturia rite te tāroa mana tapatoru. Ka waiho i te atu tenei raina he whanaunga tūnga o tuwhera ki te-tuaka x, te pai.
cos phi
E whakaatu ana te kauwhata i te koki Φ i hanga e rua pere, te mana oti, me te kaha. Atu i rerekē iti te pai ratou uara, engari whakaoti ratou hononga ārai te mana urupare, whakaaro nei te koretake te. Ko te nui o te koki, te teitei te kawenga i runga i te raina te mana, te whakatairanga me te tukupu ana pūnaha transformers mana, a hei kōrero, te ofi ange e tahuri ki tahi i te tahi nga pere, i te iti ka hei waea wera puta noa i te mekameka. Ko reira maori e tenei raruraru ko te tahi mea e hiahia ana koe ki te mahi i. Na i kitea te otinga, he kuware, me te huatau. Ko te utu tahi o te mana urupare e taea te whakaiti i te φ koki me ki fakafuofua'i 'i te whenu (take mana i huaina ano hoki) ki te kōwae. Ki tenei kia whakawhānui wae pere capacitive kia rite ki te whakatutuki i te nāianei te kōwarotanga, i roto i nei ratou "tinei" tahi e te tahi (tano rawa, engari i roto i te mahi - te tikanga nui).
Theory me te mahi
tātaitanga ariā katoa i uara, te nui e hāngai ana i roto i te mahi ratou. Painting i roto i tetahi tipu ahumahi whakawhanakehia e whai ake nei: te nuinga o te kaha pau e te nekeneke (tukutahinga, tukutahingakore, kotahi-wā,-wāhanga e toru), me ētahi atu mīhini. Ko reira e ano transformers. Ko ohie te mutunga: i roto i te taiao production tūturu nuinga e te āhua mana inductive urupare. Me kï reira e hinonga whakapumautia neke atu i te kotahi mita hiko rite i roto i nga whare, me whaitua, a e rua, tetahi o te mea kaha, me te tahi atu - ka taea e koe imi e tetahi. A hoki overruns i noa "whai" haere te rārangi o te pūngao hiko tinana ōrite mercilessly whainatia, a ko tino hiahia i roto i te meka te whakahaere, ki te tātai i te mana urupare, me te tango kaupae ki te whakaiti i te reira. Ko reira mārama e waho te puritanga e kore te whakahaere ki te whakaoti i te rapanga.
Compensation i runga i te ariā
Mai i te kauwhata i runga, ko te reira mārama pehea ki te whakatutuki i whakaiti o ngā pirinoa ki runga ki to ratou whakakorenga oti, i te iti rawa takahi. Ki te mahi i tenei i roto i te whakarara ki te pūnga kawenga inductive ngā uara te puritanga tēnā. Ko te tahumaero i roto i te tua e hoatu he kore, a ki reira ka kia wāhanga kaha whai hua anake.
hanga te tātaitanga kei te rite ki te tātai:
- C = 1 / (2πFX), ai X - ngā te katoa tautenga o ngā pūrere katoa i roto i te kupenga; Ko te F - ngaohiko auau (to tatou - 50 Hz);
Te āhua ki te kia - he aha i taea e ohie? Tini «X» me te tokomaha "pi" 50 'IO. Heoi, he uaua ake nga mea katoa.
A i roto i te mahi?
He kuware te tātai, engari ki te tautuhi me te tātai e kore ko pera ngāwari te X. Ki te mahi i tenei, e hiahia ana koe ki te tango i nga raraunga katoa e pā ana ki te whakaaro, ako ratou tautenga, a i roto i te puka pere, a tae noa ka ... I roto i te meka, e kore e rave i te reira e kore tetahi, ki te kahore hoki ngā ākonga i roto i te mahi taiwhanga.
Te whakatau i te mana urupare e taea e ara tetahi atu, me te awhina o te pūrere motuhake - wāhanga mita, e tohu ana i te take mana, mā te whakatairite i te pānui mana mita, iahiko me te ine ngaohiko ranei.
Te fifi take e i roto i te tukanga whakaputa tūturu te rerekē haere tonu te kawenga, pera me etahi mihini i roto i te mahi e ngā, i e momotu ētahi i te whatunga, rite hiahiatia e production hōtaka. Nä, ki te mehua tūturu e tika ana te aroturuki i te āhuatanga. I roto i te neke po rere rama, hotoke i roto i nga toa ai hei whakawera o te rangi, a i roto i te raumati - tona tautauā. hanga Kotahi ara ranei tetahi, engari te utu mana urupare kei i runga i te pūtake o tātaitanga ariā ki te nui rawa o inenga mahi cos φ.
Hono me momotu pūnga iahiko
Ko te ara māmā, me tino kitea ki te whakaoti i te raruraru - ki te whakato whakatata te wāhanga mita kaimahi motuhake nei i pai whakahohea, monokia te maha e hiahiatia ana o ngā pūnga ranei, te whakatutuki i te nui iti o te ine i kotahitanga o te pere. Na i te timatanga me te kua mahi, engari whakakitea mahi kua e kore ko nga wa katoa e taea te take tangata kati ki te whakatutuki i te pānga e hiahiatia ana. I roto i tetahi take, te utu o te mana urupare, e kua nuinga inductive, hanga hononga hiko te uara te puritanga hāngai, engari mahi pai i roto i te aratau aunoa, ranei e taea te kaimahi e mangere kawea hinonga taketake i raro i te pai nui. Ano, e kore e taea te ingoa mohio te mahi, ko reira tino Nireaha ki te aunoatanga. Ko te kaupapa māmā ngā te rua irahiko optical o te kaituku me te kaiwhiwhi marama. āraia Pere te uara iti rawa - ka hiahia koe ki te tāpiri kaha.
Aunoatanga me mahara hātepe
I tēnei wā, i reira he pūnaha i roto i te wahi ki te humarie mau te φ cos i te whānuitanga o 0.9 ki te 1. Mai e te hononga o te pūnga iahiko i roto i a ratou wahi discretely, e kore te hua tino taea te tutuki, engari tonu homai te pānga ōhanga o aunoa compensator mana urupare rawa pai. Ko te mahi o tenei pūrere he hātepe mohio ki te whakarite whakamahi tonu, maha noa kahore tetahi atu tautuhinga. hangarau i roto i te hangarau rorohiko kia taea ki te whakatutuki hononga ōrite o ngā wāhanga katoa o pareparenga pūnga i roto i te tikanga ki te karo kore taimi halá, o tetahi tokorua o ratou ranei. Kei te whakaiti hoki wa whakautu me nga inductors atu whakaiti te nui o te maturuturunga iho ngaohiko i roto i transients. Modern poari mana te whakatutuki he tahora hāneanea tika, e hanga tikanga mo te aromatawai tere o te āhuatanga i te kaiwhakahaere, a i roto i te hui o te aituā rärangi ranei, ka riro he whakaoho tonu ia. Ko te utu o te taua rūnanga nui, engari ki te utu utu reira te painga hopoi mai te reira no te.
pūrere compensator
Common compensator mana urupare ko te kāpata whakarewa rahi paerewa ki te paewhiri aroturuki me te mana i runga i te rōpū mua o, tikanga whakatuwheratia. I te raro te mea he huinga o ngā pūnga (pūhiko). Tenei whakaritenga Ko e tika ana ki te rapunga whakaaro ohie: he tino taimaha capacitances, a ko reira hiahia rawa arorau ki te hanga atu pūmau te hanganga. I roto i te wahi o runga o te taumata kanohi o te operator, ko nga whakaaro mana e tika ana, tae atu i te tohu wā, i nei e taea e tatou e whakawa i te nui o te take mana. He he ano hoki te whakaatu rerekē, tae atu ki te whakaoho, huānga mana (whakawhiti i runga i a atu, whakawhiti ki te aratau ā-, a na i runga i.). Aromatawai whakatairite i te pānuitanga o te pūoko ine me te whanaketanga o ngā mahi mana (hono i te pūnga ränei e hiahiatia ana) mahi iahiko, te turanga ko te microprocessor. hohoro actuators whakahaere me ata, ahu ratou ki kia hanga i runga i nga thyristors mana.
Ko te tātai āwhiwhiwhi o tahatika pūnga
Ka taea te pakeke whakawakia te mana urupare hinonga āhua iti mekameka i te maha o ngā pūrere tūhono i roto i runga i o ratou āhuatanga wāhanga-neke. Ko te kupu, he tikanga nekeneke tukutahingakore (matua "plodder" wheketere me ngā tipu) i te kawenga rite ki te hawhe o tona kaha tauanga, he cos φ, rite ki te 0,73, me te luminaire - 0.5. awhe Tawhā taputapu whakapā fehokotaki'anga i 0.8 ki te 0.9, mahi pewa oumu ki te whenu o φ, rite ki te 0.8. Ripanga e wātea ana ki tata nga pūngao nui, i roto i taea te kawea raraunga i runga i ngā momo katoa o te taputapu ahumahi, me mua tāutanga-o utu mana urupare i roto i te whakamahi i ia ratou. Heoi, enei raraunga whakarato anake i te turanga ki runga ki te mea e tika ana ki te hanga whakatikatika mā te tāpiri momotuhia ranei nga tahatika pūnga.
motu
Kia hoatu te reira i te mana'o e te tiaki katoa o te supply ngaohiko me te kawenga whakanoho iho ki runga ki a ia āhua e takoto i runga i wheketere, me te tahi atu hinonga ahumahi. E kore te mea pera tenei. mana pūnaha Energy te nekehanga wāhanga i roto i te taumata motu me te rohe, e tika ana i te putanga o nga taonga i tona kaha motuhake. Ko tētahi atu take, ko te e kore e te paremata o te wāhanga urupare tutuki e honotanga pareparenga pūnga, me tetahi atu tikanga. Ki te whakarite i te kounga o kiritaki pūngao tukua i roto i te kopiko rotor he nāianei rītaha te whakarite e ko generators tukutahinga kore ko te raruraru nui.
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