Ma motors ndi ma frequency converter abweretsa nthawi yachitukuko

Posachedwapa, mkonzi adawona kuti chigamulo choyang'anira chigamulo chosindikizidwa patsamba la Credit China (Shandong) chikuwonetsa kuti: Pa Epulo 8, 2022, panthawi yoyang'anira chitetezo champhamvu cha Huaneng Jining Canal Power Generation Co., Ltd., Jining Municipal. Energy Bureau idapeza kuti Kugwiritsa ntchito ma seti 8 a Y ndi YB mndandandamagawo atatu asynchronous motors, zida zogwiritsira ntchito mphamvu zomwe zathetsedwa momveka bwino ndi boma, ndizosaloledwa kugwiritsa ntchito zipangizo zowononga mphamvu zomwe zachotsedwa momveka bwino ndi boma. Pamapeto pake, bungwe la Jining Municipal Energy Bureau linapereka chilango kwa Huaneng Jining Canal Power Generation Co., Ltd. chifukwa cholanda zida zogwiritsira ntchito mphamvu (maseti 8 a YB ndi Y series motors) zomwe boma lidalamula kuti zithetse.

Malinga ndi dziko la China laposachedwa kwambiri lovomerezedwa ndi dziko lonse la GB 18613-2020 "Malire Ogwiritsa Ntchito Mphamvu ndi Makalasi Ogwira Ntchito Zamagetsi a Electric Motors", IE3 mphamvu zogwiritsira ntchito mphamvu zakhala malire otsika kwambiri ogwiritsira ntchito mphamvu.magawo atatu asynchronous motorsku China, ndipo akuti mabizinesi ndi oletsedwa kugula, kugwiritsa ntchito ndi kupanga zinthu zomwe zimathetsedwa ndi boma.galimotomankhwala.

M'nkhani zomwe zili pamwambazi, pali makampani omwe amagwiritsa ntchito ma motors omwe sakukwaniritsa zofunikira.Poyang'ana nkhani zina m'zaka zaposachedwapa, mkonzi adapeza kuti izi siziri zosiyana.Pazida zogwiritsidwa ntchito ndi mabizinesi ambiri, pali ma mota ambiri omwe sakwaniritsa miyezo yapamwamba kwambiri, ndipo zida zambiri zamagalimoto zakale zimagwiritsabe ntchito kapangidwe ka IE1 kapena IE2.Izi zisanachitike, Air China Co., Ltd., Beijing Beizhong Steam Turbine Motor, Sany Heavy Industry ndi makampani ena onse anali atalangidwa ndikulandidwa chifukwa chogwiritsa ntchito ma motors omwe adathetsedwa ndi boma.

Ma motors ndi ma frequency converter abweretsa nthawi yachitukuko

Mu Novembala 2021, Unduna wa Zamakampani ndi Zaukadaulo Zaukadaulo ndi State Administration for Market Regulation pamodzi adapereka "Motor Energy Efficiency Improvement Plan (2021-2023)". kufika pa 20%.

Kuyang'ana msika wamakono, gawo la magalimoto othamanga kwambiri komanso opulumutsa mphamvu akadali otsika, omwe amawerengera pafupifupi 10%.Malinga ndi kafukufuku wama motors 198 opangidwa ndi mabizinesi akuluakulu apanyumba omwe amachitidwa ndi National Quality Supervision and Inspection Center for Small and Medium Motors, ndi 8% yokha mwaiwo omwe ali othamanga kwambiri komanso opulumutsa mphamvu omwe amafika pamlingo wa 2 kapena kupitilira apo.Komabe, chifukwa m'malo mwa ma motors opulumutsa mphamvu akukumana ndi kukwera kwamitengo kwakanthawi kochepa, makampani ambiri amatenga mwayi ndipo sasintha m'malo mwa nthawi momwe amafunikira.

Monga chida choyendetsera zida zamakina osiyanasiyana monga mafani, mapampu, ma compressor, zida zamakina, malamba otumizira, ndi zina zambiri, mota ndi zida zamagetsi zowononga mphamvu zambiri zokhala ndi ntchito zambiri komanso ntchito zambiri. Kugwiritsa ntchito mphamvu zake kumakhudza pafupifupi mphamvu zonse zamafakitale ku China. kuposa 60%. Chifukwa chake, kufulumizitsa kukwezedwa ndi kugwiritsa ntchito bwino kwambiri komansomagalimoto opulumutsa mphamvu, kulimbikitsa mabizinesi m'mafakitale osiyanasiyana kuti agule mwachangu ndikusintha ma motors othamanga kwambiri komanso opulumutsa mphamvu, ndikuchotsa pang'onopang'ono ma motors otsika komanso obwerera m'mbuyo amagwira ntchito yofunika kwambiri pakukwaniritsa cholinga cha "carbon double".

Polankhulana ndi mabizinesi osiyanasiyana ndi ogwiritsa ntchito, tawona kuti kuphatikiza kwa ma frequency converter ndi ma mota ndi imodzi mwazochita zodziwika bwino zamabizinesi osiyanasiyana kuti akwaniritse kupulumutsa mphamvu komanso kuchepetsa kugwiritsa ntchito mphamvu m'zaka zaposachedwa. Ma frequency converters amawongolera liwiro laAC motereposintha ma frequency ake operekera ndi ma voliyumu, ndipo ma motors apamwamba kwambiri akagwiritsidwa ntchito molumikizana ndi otembenuza pafupipafupi, kupulumutsa kwakukulu kumatha kutheka.

Msika wa inverter nthawi zambiri umagawidwa m'magawo awiri: voteji yayikulu komanso yapakati komanso yotsika. Ambiri mwa ma inverters otsika kwambirindi mabizinesi akuluakulu ndi apakatikati aboma omwe amagwiritsa ntchito mphamvu zambiri. Pansi pa kayendetsedwe ka chitetezo cha chilengedwe komanso kupulumutsa mphamvu, msika ukupitilira kukula.Pansi pa kulimbikitsa cholinga cha "double carbon", chosinthira pafupipafupi chokhala ndi liwiro losinthika komanso torque chidzabweretsanso malo okulirapo ngati gawo lofunikira pakuwongolera magalimoto ndi kupulumutsa mphamvu ndi kuteteza chilengedwe.

Mtundu waku China VS mtundu wakunja, mungasankhe uti?

Kuti timvetsetse bwino kugwiritsa ntchito ma mota ndi ma inverter apamwamba kwambiri, tidachita zoyankhulana ndi ena ogwiritsa ntchito mafakitale.Panthawi yolankhulana, pafupifupi 100% yamabizinesi adawonetsa kuti azindikira bwino kufunikira kosunga mphamvu ndi kuchepetsa kugwiritsa ntchito mphamvu, ndipo pang'onopang'ono akuchotsa zida zina kapena zinthu zomwe zidapangidwa kale, m'malo mwa zida zopulumutsira mphamvu ndikuwongolera njira.

Pokonzekera zida, ogwiritsa ntchito ambiri amayamba kufunsa funso: ndi iti yomwe ili yoyenera kwambiri pamtengo wogula mota kapena kugwiritsa ntchito mphamvu zambiri?

Kuchokera pakuwona kwa ndalama zanthawi yochepa, mtengo wamagetsi okwera kwambiri ndi wokwera kuposa wama mota achikhalidwe, ndipo kukula kwa mphamvu ndi zofunikira pakugwiritsa ntchito kwa chinthucho zimakhudza mtengo wake. M'kupita kwa nthawi,ma motors apamwamba kwambirikukhala ndi mphamvu zambiri, kutalika kwa moyo, ndi ubwino wambiri pansi pa mchitidwe wamba wosunga mphamvu ndi kuchepetsa utsi. Kuyendetsedwa ndi ndondomeko ndi matekinoloje, kuchita bwino kwambiri komansomagalimoto opulumutsa mphamvuidzapitiriza kuchepetsa ndalama, ndipo chuma chidzawonjezereka. Makasitomala ochulukirachulukira akulolera kuyika ndalama pazinthu zopulumutsa mphamvu monga ma motors okwera kwambiri komanso ma inverter.

Zambiri:

Mwachitsanzo, potengera injini ya 15kW yomwe imagwiritsidwa ntchito kwambiri monga mwachitsanzo, mphamvu ya injini ya IE3 ndi pafupifupi 1.5% kuposa ya injini ya IE2 pafupifupi.Pa nthawi yonse ya moyo wa injini, pafupifupi 97% ya mtengo wake umachokera ku ngongole za magetsi.

Chifukwa chake, pongoganiza kuti mota imayenda maola 3000 pachaka, magetsi aku mafakitale ndi 0.65 yuan/kWh. Nthawi zambiri, mutagula injini ya IE3 kwa theka la chaka, mtengo wamagetsi wopulumutsidwa ukhoza kuthetsa kusiyana kwa mtengo wogula wa IE3 poyerekeza ndi injini ya IE2.

Polankhulana ndi ogwiritsa ntchito ena, tidawonetsanso kuti kugwiritsa ntchito ma inverters ndi ma motors kudzaganiziranso miyeso yosiyanasiyana, monga kasinthidwe ka mapulogalamu, kuyanjana, magawo apadera komanso ntchito zatsopano zomwe zili nazo. Pamaziko awa, tikhoza kufananiza mitengo. , kuti musankhe mankhwala oyenera.

Mosasamala kanthu za kugwiritsa ntchito mota kapena inverter, pamapeto pake zimatengera kusiyana kwaukadaulo, ndiko kuti, kupulumutsa mphamvu komanso kulondola.Pachifukwa ichi, ogwiritsa ntchito ambiri adanenanso kuti ponena za luso lamakono, kusiyana pakati pa zoweta zapakhomo ndi zakunja kumapeto ndi kumapeto kwapakati sikuli kwakukulu, ndipo khalidwe ndi luso lamakono ndi lokhwima.Kusiyana kwakukulu ndi mtengo, kawirikawiri zopangidwa zakunja ndi 20% mpaka 30% apamwamba.Ngati sichinatchulidwe ndi polojekiti ya kasitomala, ogwiritsa ntchito ambiri amanena kuti adzasankhanso zinthu zapakhomo, zomwe zimakhala zotsika mtengo.

Pambuyo pazaka zambiri, ma inverter akumaloko ndi mtundu wamagalimoto akulitsa gawo lawo pamsika. Makamaka, ma motors ena apakhomo amakhala opanda opikisana nawo ndipo alibe cholowa m'malo mwa mafakitale ena.Pankhani ya otembenuza pafupipafupi, kusiyana pakati pa otembenuza ma frequency otsika atsika kwambiri, ndipo makampani ambiri atengera zosinthira pafupipafupi zapakhomo.Kwa osinthira ma frequency apakati komanso apamwamba kwambiri, gawo la msika wamabizinesi am'deralo likukulirakulira chaka ndi chaka, koma amalamuliridwabe ndi mitundu yakunja.Pakati pamakampani apanyumba, ntchito za Innovance Technology ndi INVT ndizodziwika kwambiri. Pakakhala vuto ndi zida, zida zapakhomozi zitha kuthetsedwa mwachangu, pomwe mitundu yakunja idakhudzidwa ndi vuto la nthawi yobweretsera m'zaka zaposachedwa, zomwe zidapangitsa ogwiritsa ntchito ambiri kusankha mtundu wa Domestic.

Posinthanitsa, ogwiritsa ntchito ambiri adanena kuti sizinthu zokhazokha zomwe zili bwino, komanso ntchito zomwe zilipo.Pakali pano, malonda akunja nthawi zambiri amakhala ndi mavuto oletsa kutumiza ndi kutumiza kunja, kusowa kwa katundu komanso nthawi yayitali yobweretsera.Ma inverters ndi zida zina zimatumizidwa ndi nyanja, zomwe zimakhudzidwa kwambiri ndi mayendedwe. Pansi pa nkhondo zamalonda, mitengo yamalonda imakhudzidwanso mosavuta ndi misonkho yochokera kunja.Kusatsimikizika kwa vuto la mliri kunyumba ndi kunja kumathandizanso kwambiri pakukula kwamakampani.Zida zazikulu zama injini ndi ma inverters zimaphatikizapo zida zamagetsi, zida zachitsulo, ndi zina zambiri, ndipo mitengo yasintha kwambiri. Kuphatikiza apo, kukakamizidwa kwa mitengo yapadziko lonse lapansi komanso kusinthasintha kwamitengo yosinthira kukupitilizabe kuchepetsa phindu la mabizinesi. Mabizinesi ambiri apereka zidziwitso zakukweza mitengo. .

Mitundu yakunja imadandaula chifukwa choti zosinthazo zimathamanga kwambiri?

"Pafupifupi zaka ziwiri kapena zitatu zilizonse, zida zosinthira zimasinthidwa kamodzi pachaka. Nthawi zambiri zida zopangira zida zomwe zili pamalo opangirako sizingafanane ndi kusinthidwa kwa zinthu za ogulitsa, zomwe zimapangitsa kuti pakhale zovuta zingapo monga kutha kwa zida zosinthira pamisonkhano yopangira malo komanso kulephera kuzikonza munthawi yake. ” “Akhaladi limodzi mwamavuto omwe makampani akunja akudandaula nawo.

Wogwiritsa ananena kuti zinthu zina zakunja zimasinthidwa mwachangu kwambiri, ndipo zakale zimachotsedwa mwachangu kwambiri. Othandizira ena adzasungiratu pasadakhale, koma ngati agula kuchokera kwa wothandizira, adzakumana ndi kuwonjezeka kwa mtengo.Kuphatikiza apo, pakati pa zidziwitso zakukweza mitengo zomwe makampani ena amalengeza, zinthu zomwe zikukwera kwambiri nthawi zambiri zimakhala zokonzeka kusinthidwa (ndiko kuti, zatsala pang'ono kuchotsedwa).Uwu ndi mchitidwe wokhazikika wamitundu ina yakunja. Mtengo wazinthu zomwe zikuyenera kuthetsedwa udzakwera, kapena kupitilira mtengo wazinthu zatsopano.

Polankhulana ndi ogwiritsa ntchito, ngakhale kuti lingaliro ili ndi lochepa chabe, limakhudzanso mbiri ya makampani ena pamlingo wina.Zowonadi, m'malo mwazogulitsa, zimakhala zovuta kugula zida zosinthira zakale, ndipo ndizovuta kugula mtundu womwewo monga woyamba. Ngakhale zilipo, ndizokwera mtengo.Ngati musintha kukhala wopanga wina kapena kukweza zinthu, m'badwo watsopano wazinthu ndi m'badwo wakale wazinthu sizigwirizana m'malo ena.Ngati ibwezeredwa ku fakitale kuti ikonzedwe, sikuti mtengo wake ndi wokwera, koma kuzungulira kwake kumakhalanso kwautali.Ndizovuta kwambiri kwa ogwiritsa ntchito.

Pazonse, zoweta inverter ndimtundu wamagalimotokukhala ndi zabwino zambiri pamtengo ndi ntchito. Ngakhale zopangidwa zakunja ndizosakwanira pang'ono pazinthu zina, pakadali kusiyana pakati pa mitundu yapakhomo potengera kudalirika komanso magwiridwe antchito apamwamba kwambiri.