Motors uye frequency converters zvinounza nguva yegoridhe yekuvandudza

Nguva pfupi yadarika, mupepeti akaona kuti danho rekutonga rakaburitswa pawebhusaiti yeCredit China (Shandong) rinoratidza kuti: Musi wa8 Kubvumbi 2022, panguva yekutarisisa kwekuchengetedza simba kweHuaneng Jining Canal Power Generation Co., Ltd., Jining Municipal. Energy Bureau yakaona kuti iko Kushandiswa kwe8 seti dzeY uye YB dzakatevedzanamatatu-chikamu asynchronous motors, midziyo inopedza simba iyo yakabviswa zvakajeka nehurumende, ichokwadi chisingabvumirwi nemutemo chekushandisa midziyo yemagetsi yakabviswa zvakajeka nehurumende. Pakupedzisira, Jining Municipal Energy Bureau yakapa chirango chekutonga kuHuaneng Jining Canal Power Generation Co., Ltd. yekubvutwa kwemidziyo inoshandisa simba (8 seti dzeYB uye Y dzakateedzera mota) idzo nyika yakanga yaraira kuti dzibvise.

Zvinoenderana neChina yazvino inosungirwa yenyika standard GB 18613-2020 "Energy Efficiency Limits uye Energy Efficiency Grades for Electric Motors", IE3 simba rekushandisa rave rakaderera muganho kukosha kwesimba rekushandisamatatu-chikamu asynchronous motorsmuChina, uye zvinotemerwa kuti mabhizinesi anorambidzwa zvachose kutenga, kushandisa uye kugadzira zvigadzirwa zvinobviswa pachena nehurumende.motazvigadzirwa.

Munhau dziri pamusoro apa, kuchine makambani anoshandisa mota dzisingaite zviyero zvakakodzera.Nokutarisa dzimwe nhau mumakore achangopfuura, mupepeti akawana kuti izvi hazvisizvo.Mumidziyo inoshandiswa nemabhizinesi mazhinji, kuchine huwandu hukuru hwemotor isingasangane neiyo yepamusoro-yekuita mwero, uye mazhinji ekare emotokari midziyo ichiri kushandisa IE1 kana IE2 dhizaini.Izvi zvisati zvaitika, Air China Co., Ltd., Beijing Beizhong Steam Turbine Motor, Sany Heavy Industry nemamwe makambani akanga arangwa uye akatorwa nekushandisa mota dzakabviswa nehurumende.

Motors uye frequency converters zvinounza nguva yegoridhe yekuvandudza

Muna Mbudzi 2021, Bazi reIndasitiri uye Ruzivo rweTekinoroji uye State Administration yeMusika Regulation vakabatana vakaburitsa "Motor Energy Efficiency Improvement Plan (2021-2023)". kusvika kupfuura 20%.

Tichitarisa pamusika wazvino, mugove wepamusoro-kushanda uye ekuchengetedza simba mota ichiri yakaderera, inoverengera inosvika gumi%.Zvinoenderana neongororo yekuenzanisira yemamota zana nemakumi mapfumbamwe nemapfumbamwe nemabhizinesi akakosha emumba anoitiswa neNational Quality Supervision uye Inspection Center yeDiki neMedium Motors, 8% chete yadzo ine hunyanzvi hwepamusoro uye inochengetedza magetsi inosvika padanho rechipiri kana pamusoro.Nekudaro, nekuti kutsiva kwemagetsi ekuchengetedza simba kunotarisana nekuwedzera kwemitengo yenguva pfupi, makambani mazhinji anotora mikana uye haaatsive nenguva sezvinodiwa.

Semudziyo wekutyaira weakasiyana makina emidziyo senge mafeni, pombi, compressor, maturusi emuchina, mabhandi ekutakurisa, nezvimwewo, mota iyi inopedza simba-inopedza simba midziyo ine huwandu hukuru hwekushandisa uye huwandu hwakawanda hwekushandisa. Mashandisiro ayo emagetsi anoverengera nezvese maindasitiri ekushandisa simba muChina. kupfuura 60%. Naizvozvo, kukurumidza kukurudzira uye kushandiswa kwepamusoro-kushanda uyemagetsi ekuchengetedza simba, kusimudzira mabhizinesi mumaindasitiri akasiyana siyana kuti vashingairire kutenga uye kutsiva yakakwirira-inoshanda uye inoponesa simba mota, uye zvishoma nezvishoma kubvisa yakaderera-inoshanda uye kumashure mota inoita basa rakakosha mukuzadzisa chinangwa che "double carbon".

Mukutaurirana nemabhizinesi akasiyana siyana nevashandisi, takaona kuti kusanganiswa kwema frequency converters uye mota ndeimwe yemaitiro akajairwa kumabhizinesi akasiyana siyana kuwana simba rekuchengetedza uye kuderedza kushandiswa mumakore achangopfuura. Frequency converters inodzora kumhanya kweAC motanekushandura iyo frequency yekugovera uye voltage, uye kana yakakwira-inoshanda motors ichishandiswa pamwe chete ne frequency converters, yakakosha kuchengetedza simba inogona kuwanikwa.

Musika weinverter unowanzo kukamurwa kuita zvikamu zviviri: yakakwira voltage uye yepakati uye yakaderera voltage. Mazhinji ekudzika kweakakwira voltage invertersmakambani makuru uye ari pakati nepakati ehurumende ane simba guru rekushandisa. Pasi pemaitiro ekuchengetedzwa kwezvakatipoteredza uye kuchengetedza simba, musika wakaramba uchikura.Pasi pekusimudzirwa kwe "double carbon" chinangwa, iyo frequency converter ine inochinjika kumhanya uye torque ichaunzawo nzvimbo yakakura yekusimudzira sechinhu chakakosha chekudzora mota nekuchengetedza simba uye kuchengetedza kwezvakatipoteredza.

Chinese brand VS yekunze mhando, ndeipi yekusarudza?

Kuti tiwedzere kunzwisisa mashandisirwo emhando yepamusoro-inoshanda mota uye inverters, takaita hurukuro nevamwe vashandisi veindasitiri.Munguva yekukurukurirana, vangangosvika zana muzana emabhizinesi vakaratidza kuti vakanyatsoona kukosha kwekuchengetedza simba uye kudzikisira mashandisirwo, uye zvishoma nezvishoma vari kumisa mimwe michina kana zvigadzirwa zvine simba rekugadzira zvechinyakare, kutsiva midziyo yekuchengetedza simba nekuvandudza maitiro.

Mukuita kwekusimudzira michina, vashandisi vazhinji vanozotanga vabvunza mubvunzo: ndeupi unonyanya kukodzera mutengo wekutenga mota kana yakakwira simba rekushandisa?

Kubva pamaonero ekudyara kwemutengo wenguva pfupi, mutengo wemamota akakwira-akakwira kupfuura iwo echinyakare mota, uye saizi yesimba uye zvinodiwa zvekushandisa zvechigadzirwa zvinokanganisa mutengo chaiwo. Mukufamba kwenguva,mota dzepamusoro-sorokuva nepamusoro-soro, mararamiro akareba, uye mamwe mabhenefiti pasi pemaitiro akajairwa ekuchengetedza simba uye kuderedza kuburitsa. Inotungamirwa nemitemo uye matekinoroji, hunyanzvi hwepamusoro uyemagetsi ekuchengetedza simbaicharamba ichideredza mari, uye hupfumi huchawedzera kubuda. Vatengi vanowedzera vanoda kuisa mari muzvigadzirwa zvinochengetedza simba senge mota dzakasimba uye inverters.

Data reference:

Semuenzaniso, kutora iyo inowanzo shandiswa 15kW mota semuenzaniso, kugona kweIE3 mota inosvika 1.5% yakakwirira kupfuura iyo yeIE2 mota paavhareji.Munguva yehupenyu hwese hwemotokari, inenge 97% yemutengo inobva kumabhiri emagetsi.

Naizvozvo, tichifunga kuti mota inomhanya maawa 3000 pagore, kushandiswa kwemagetsi mumaindasitiri i0.65 yuan/kWh. Kazhinji, mushure mekutenga mota yeIE3 kwehafu yegore, mutengo wemagetsi wakachengetedzwa unogona kudzikamisa mutsauko wemutengo wekutenga weIE3 zvichienzaniswa neIE2 mota.

Mukutaurirana kwedu nevamwe vashandisi, isu takaratidzawo kuti kushandiswa kwemainverters nemamotor kuchafungawo mativi akasiyana, senge software kumisikidza, kuenderana, yakatarwa paramita uye ndeapi mabasa matsva ayo ane. Pahwaro uhwu, tinogona kuenzanisa mitengo. , kuitira kuti usarudze chigadzirwa chakakodzera.

Pasinei nekushandiswa kwemota kana inverter, zvinozoenderana neiyo tekinoroji nhanho musiyano, ndiko kuti, kuchengetedza kwesimba uye iko chaiko.Panyaya iyi, vashandisi vazhinji vakataurawo kuti maererano nehunyanzvi hwekuita, musiyano uripo pakati pemhando dzepamba uye dzekunze mune yakaderera-yekupedzisira uye yepakati-yekupedzisira haina kukura zvakanyanya, uye mhando uye tekinoroji zvakakura.Musiyano mukuru mutengo, kazhinji mabhureki ekunze ane 20% kusvika 30% kumusoro.Kana iyo isina kutaurwa neprojekti yemutengi, vashandisi vazhinji vanoti ivo vachasarudzawo mhando dzemumba, izvo zvinodhura zvakanyanya.

Mushure memakore ekuunganidza, inverter yemuno uye mota mhando dzakawedzera zvishoma nezvishoma chikamu chavo chemusika. Kunyanya, mamwe mota dzepamba dzinenge dzisina vakwikwidzi uye hapana anotsiva mabhureki mune mamwe maindasitiri.Panyaya yema frequency converters, musiyano uripo pakati pe-low-voltage frequency converters wakadzikira zvakanyanya, uye makambani mazhinji akatora epamba frequency converters.Kune epakati uye akakwira voltage frequency converter, chikamu chemusika wemabhizinesi emuno chakawedzera gore negore, asi zvichiri kutungamirwa nemhando dzekunze.Pakati pemhando dzepamba, masevhisi eInovance Technology uye INVT ane mukurumbira. Kana paine dambudziko nemidziyo, aya mabhureki epamba anogona kugadziriswa ipapo nekukurumidza, nepo mabhureki ekunze akabatwa nedambudziko renguva yekuendesa mumakore achangopfuura, izvo zvakonzera vashandisi vazhinji kusarudza Domestic brand.

Mukutsinhana, vashandisi vazhinji vakataura kuti kwete chete zvigadzirwa zviri nani, asiwo masevhisi ari munzvimbo.Parizvino, mabhureki ekunze anowanzo ane matambudziko ekutemerwa kunze uye kunze kwenyika, kushomeka kwemasheya uye nguva refu yekutumira.Inverters nemimwe michina inotumirwa negungwa, iyo inobatwa zvakanyanya ne logistics. Pasi pemashure ehondo dzekutengeserana, mitengo yezvigadzirwa inokanganiswawo nyore nemitero yekunze.Kusagadzikana kwemamiriro edenda kumba nekune dzimwe nyika kunewo kukanganisa kukuru mukusimudzira indasitiri.Iwo makuru ezvigadzirwa zvemotor uye inverters zvinosanganisira zvinhu zvemagetsi, simbi zvinhu, nezvimwewo, uye mitengo yachinja kusvika pamwero wakati. Pamusoro pezvo, kudzvanywa kwemitengo yepasirese yekutakura zvinhu uye kushanduka kwekuchinjana kuri kuramba kuchidzikisa purofiti yemabhizinesi. Mabhizinesi mazhinji akapa zviziviso zvekuwedzera kwemitengo. .

Marudzi ekunze anonyunyuta nekuda kwekuti iyo yekuvandudza inokurumidza?

"Anenge makore maviri kana matatu ega ega, masipatsi anotsiviwa kamwe pagore. Kazhinji zvigadzirwa zvezvimedu zviri panzvimbo yekugadzira hazvigone kufambirana nekutsiviwa kwezvigadzirwa zvemutengesi, zvichikonzera nhevedzano yezvinetso zvakaita sekuregedzwa kwezvikamu zvakasara mumusangano wekugadzira wesaiti uye kusakwanisa kuzvigadzirisa nenguva. ” “Chave chimwe chematambudziko ari kuchemwa nemhando dzekunze.

Mushandisi akataura zvakananga kuti zvimwe zvigadzirwa zvekunze zvinogadziridzwa nekukurumidza, uye zvigadzirwa zvekare zvinobviswa nekukurumidza. Vamwe vamiririri vanozochengetera mberi, asi kana vakatenga kubva kune mumiriri, vanotarisana nekuwedzera kwemutengo.Uyezve, pakati pezviziviso zvekuwedzera kwemitengo zvakaburitswa nemamwe makambani, zvigadzirwa zvine kuwedzera kwakanyanya kazhinji zvigadzirwa zvakagadzirira kutsiviwa (kureva kuti, zvava kuda kubviswa).Iyi ndiyo tsika inowirirana yemamwe marudzi ekunze. Mutengo wezvigadzirwa zvichabviswa uchawedzera, kana kutokwira kudarika mutengo wezvigadzirwa zvitsva.

Mukutaurirana kwedu nevashandisi, kunyangwe maonero aya ari mashoma, anokanganisawo mukurumbira wemamwe makambani kusvika pamwero wakati.Zvechokwadi, nekutsiviwa kwezvigadzirwa, zvakaoma kutenga zvisara zvezvigadzirwa zvekare, uye zvakaoma kutenga iyo chaiyo yakafanana neyokutanga. Kunyange kana iripo, inodhura.Kana iwe ukashandura kune akasiyana mugadziri kana kusimudzira zvigadzirwa, chizvarwa chitsva chezvigadzirwa uye chizvarwa chekare chezvigadzirwa hazvienderane mune zvimwe zvikamu.Kana yakadzoserwa kufekitari kuti igadziriswe, kwete chete mari yakakwirira, asi kutenderera kwacho kunenge kwakareba.Izvo zvakare zvakanyanya kusagadzikana kune vashandisi.

Pakazara, inverter yemumba uyemota brandskuva nezvakanakira zvakawanda mutengo uye basa. Kunyangwe mabhureki ekunze asina kukwana zvishoma mune zvimwe zvinhu, pachine mukaha pakati pemhando dzepamba maererano nekuvimbika uye kuita kweyepamusoro-yekupedzisira chigadzirwa.