1.Chiyambi

Monga zida zofunika pachimake dongosolo mgodi mayendedwe, ndi chokweza mgodi ndi udindo kukweza ndi kutsitsa ogwira, ores, zipangizo, etc.The chitetezo, kudalirika ndi dzuwa la ntchito yake zikugwirizana mwachindunji ndi dzuwa kupanga mgodi ndi chitetezo cha moyo ndi katundu wa personnel.Ndi chitukuko mosalekeza sayansi yamakono ndi luso, ntchito okhazikika maginito luso kafukufuku m'munda wa hoists pang'onopang'ono kukhala mgodi.

Ma mota a maginito osatha ali ndi zabwino zambiri monga kachulukidwe kamphamvu kwambiri, kuchita bwino kwambiri, komanso phokoso lochepa. Kuziyika pazitsulo za migodi kukuyembekezeka kupititsa patsogolo magwiridwe antchito a zida, komanso kubweretsa mwayi watsopano ndi zovuta zokhudzana ndi chitetezo.

2. Kugwiritsa ntchito ukadaulo wokhazikika wa maginito pamayendedwe a mine hoist drive

(1) .Permanent maginito synchronous galimoto ntchito mfundo

Maginito osatha a ma synchronous motors amagwira ntchito motengera lamulo la electromagnetic induction. Mfundo yaikulu ndi yakuti pamene maginito atatu amadutsa pamagetsi a stator, maginito ozungulira amapangidwa, omwe amalumikizana ndi maginito a maginito okhazikika pa rotor, motero amapanga makokedwe amagetsi kuti ayendetse galimotoyo. mine hoist application mawonekedwe, mota imayenera kusintha pafupipafupi pakati pazigawo zosiyanasiyana zogwirira ntchito monga katundu wolemetsa, liwiro lotsika ndi katundu wopepuka, kuthamanga kwambiri. Maginito okhazikika a synchronous motor amatha kuyankha mwachangu ndi mawonekedwe ake abwino kwambiri a torque kuti awonetsetse kuti chokwezacho chimagwira ntchito bwino.

(2). Kupita patsogolo kwaukadaulo poyerekeza ndi machitidwe azikhalidwe zamagalimoto

1. Kuyerekeza kuyerekezera kochita bwino

Kutayika kwa ma motors asynchronous makamaka kumaphatikizira kutayika kwa mkuwa wa stator, kutayika kwa mkuwa wa rotor, kutayika kwa chitsulo, kutayika kwa makina ndi kutayika kosokera. Kuyerekeza kwa deta yeniyeni yoyesera (monga momwe tawonetsera m'chithunzi 1), pansi pa miyeso yosiyana ya katundu, mphamvu ya injini yokhazikika ya maginito synchronous ndiyokwera kwambiri kuposa galimoto yozungulira-rotor asynchronous motor. kuchepetsa ndalama zogwiritsira ntchito mphamvu zogwirira ntchito kwa nthawi yayitali.

Chithunzi 1: Kuyerekeza kofananira kopindika kwa maginito okhazikika a synchronous motor ndi bala rotor asynchronous motor

2. Kusintha kwamphamvu kwamphamvu

Pamene chilonda-rotor asynchronous motor ikuyenda, mphamvu yake nthawi zambiri imakhala pakati pa 0.7 ndi 0.85, ndipo zipangizo zowonjezera zowonjezera mphamvu zowonjezera zimafunika kuti zikwaniritse zofunikira za gululi. Mphamvu yayikulu sikuti imangochepetsa kuchuluka kwamphamvu kwa gululi yamagetsi ndikuwongolera mphamvu ya gridi yamagetsi, komanso kumachepetsa mtengo wamagetsi wamabizinesi akumigodi ndikuchepetsa ndalama zogulira ndi kukonza zida zolipirira zida.

(3). Impact pa ntchito yotetezeka ya mine hoists

1.Makhalidwe oyambira ndi ma braking

Ma torque oyambira a maginito okhazikika a ma synchronous motors ndi osalala komanso owongolera bwino.Panthawi yoyambira mgodi, amatha kupewa zovuta monga kugwedezeka kwa waya komanso kuchuluka kwa mitolo yomwe imayamba chifukwa champhamvu ya torque kwambiri pomwe ma mota achikhalidwe ayambika. Kuyambika kwake kumakhala kochepa ndipo sikungayambitse kusinthasintha kwakukulu kwamagetsi mu gridi yamagetsi, kuonetsetsa kuti zipangizo zina zamagetsi zimagwira ntchito bwino mumgodi.

Pankhani ya braking, okhazikika maginito synchronous Motors akhoza pamodzi ndi patsogolo vekitala kulamulira luso kukwaniritsa yeniyeni braking makokedwe regulation.Mwachitsanzo, pa deceleration siteji ya hoist, ndi kulamulira ukulu ndi gawo la stator panopa, galimoto amalowa mphamvu m'badwo braking boma, akatembenuka mphamvu kinetic wa hoist mu gwero la mphamvu braking mphamvu ndi kudyetsa mphamvu. Poyerekeza ndi njira zachikhalidwe zamabuleki, njira yobowoleza iyi imachepetsa kuvala kwa zida zama braking, imatalikitsa moyo wautumiki wa ma braking system, imachepetsa chiopsezo cha kulephera kwa mabuleki chifukwa cha kutenthedwa kwa mabuleki, ndikuwongolera chitetezo ndi kudalirika kwa ma braking.

2.Fault redundancy ndi kulekerera zolakwika

Ena okhazikika maginito synchronous Motors ntchito Mipikisano gawo makhomedwe kamangidwe, monga sikisi gawo okhazikika maginito synchronous motor.Pamene mapiringidzo gawo la galimoto kulephera, otsala gawo windings akhoza kukhalabe ntchito yaikulu ya galimoto, koma mphamvu linanena bungwe adzakhala kuchepetsedwa moyenerera. Kutenga gawo limodzi la magawo asanu ndi limodzi okhazikika maginito synchronous galimoto mwachitsanzo, poganiza kuti imodzi mwamagawo opindika ndi otseguka, malinga ndi chiphunzitso cha kugawa kwa makokedwe a mota, zotsalira za magawo asanu otsala amathanso kupereka pafupifupi 80% ya mtengo wokwanira wamagetsi okhudzana ndi torque yomwe imalumikizidwa ndi torque (yomwe imayenderana ndi torque). elevator ndikuwonetsetsa chitetezo.

3. Kusanthula zenizeni zenizeni

(1). Milandu yogwiritsira ntchito m'migodi yachitsulo

Mgodi wawukulu wachitsulo umagwiritsa ntchito maginito okhazikika a synchronous motor kuyendetsa maginito okhazikika a synchronous motor yokhala ndi mphamvu yovotera P=3000kw. Mukamagwiritsa ntchito motayi, poyerekeza ndi chilonda choyambirira cha asynchronous motor, pansi pa ntchito yokweza yomweyi, kugwiritsa ntchito mphamvu pachaka kumachepetsedwa ndi 18%

Kupyolera mu kuyang'anira ndi kusanthula deta yogwiritsira ntchito galimoto, mphamvu ya maginito okhazikika a synchronous motors imakhalabe pamlingo wapamwamba pansi pa zochitika zosiyanasiyana zogwirira ntchito, makamaka pazigawo zapakati ndi zolemetsa, kumene ubwino wake umawonekera kwambiri.

(2). Milandu Yofunsira Mgodi wa Malasha

Mgodi wa malasha udayika chotchingira mgodi pogwiritsa ntchito ukadaulo wa maginito okhazikika. Maginito ake okhazikika a synchronous motor ali ndi mphamvu ya 800kw ndipo amagwiritsidwa ntchito makamaka kukweza ndi kunyamula anthu ndi malasha. Chifukwa cha kuchepa kwa gridi yamagetsi a mgodi wa malasha, mphamvu yayikulu yamagetsi okhazikika a maginito synchronous motor imachepetsa bwino mtolo wa gridi yamagetsi. Panthawi yogwira ntchito, panalibe kusinthasintha kwakukulu kwa magetsi a gridi yamagetsi chifukwa cha kuyambitsa kapena kugwira ntchito kwa hoist, zomwe zinapangitsa kuti zipangizo zina zamagetsi zigwire ntchito mumgodi wa malasha.

4.Future development trend of permanent magnet motor for mine hoist

(1). Kafukufuku ndi chitukuko ndi kugwiritsa ntchito mkulu-ntchito okhazikika maginito zipangizo

Ndi kupita patsogolo kosalekeza kwa zipangizo sayansi, kafukufuku ndi chitukuko cha zipangizo zatsopano mkulu-ntchito okhazikika maginito wakhala malangizo ofunika kwa chitukuko cha okhazikika maginito luso mgodi hoists.For Mwachitsanzo, m'badwo watsopano wa osowa dziko okhazikika zipangizo maginito akuyembekezeka kukwaniritsa zopambana maginito mphamvu mankhwala, mphamvu yokakamiza, kutentha bata, etc.Higher maginito mphamvu mankhwala adzathandiza okhazikika maginito mphamvu maginito linanena bungwe la mphamvu yaing'ono mphamvu maginito ndi kuwongolera mphamvu maginito. matumba; kutentha kwabwinoko kumapangitsa kuti maginito okhazikika azitha kutengera madera ovuta kwambiri amigodi, monga migodi yakuya kwambiri; mphamvu yamphamvu yokakamiza idzakulitsa luso la maginito odana ndi demagnetization ndikuwongolera kudalirika kwagalimoto ndi moyo wantchito.

(2). Kuphatikiza kwaukadaulo wowongolera mwanzeru

M'tsogolomu, umisiri wokhazikika wa maginito wa hoists mgodi udzaphatikizidwa kwambiri ndiukadaulo wowongolera wanzeru. Mothandizidwa ndi nzeru yokumba, deta lalikulu, Internet Zinthu ndi umisiri zina zapamwamba, ntchito wanzeru ndi kukonza hoists adzakhala anazindikira.Mwachitsanzo, ndi khazikitsa chiwerengero chachikulu cha masensa pa zigawo zikuluzikulu za okhazikika maginito Motors ndi hoists, deta ntchito akhoza kusonkhanitsidwa mu nthawi yeniyeni, ndi deta akhoza kusanthula ndi kukonzedwa ntchito yokonza aligorivimu kulephera kukwaniritsa zolinga zodziwikiratu ndi kukonza zipangizo zodziwikiratu kuti akwaniritse zolosera zongopeka ndi kulephera kukonza zida zodziwikiratu. pasadakhale, kuchepetsa mitengo kulephera kwa zida, ndi kusintha kudalirika ntchito.Panthawi yomweyo, dongosolo ulamuliro wanzeru akhoza basi konza magawo ntchito galimoto, monga liwiro, makokedwe, etc., malingana ndi zofunika kupanga mgodi ndi mmene ntchito ya nyundo, kuti akwaniritse cholinga chopulumutsa mphamvu ndi bwino kusintha ndi kukonza bwino kupanga ndi ubwino mgodi.

(3). Kuphatikizana kwadongosolo ndi mapangidwe a modular

Pofuna kupititsa patsogolo mwayi ndi maintainability wa ntchito okhazikika maginito luso mu hoists mgodi, kusakanikirana dongosolo ndi yodziyimira pawokha kamangidwe adzakhala chitukuko trend.The subsystems osiyanasiyana monga maginito motors okhazikika maginito, machitidwe braking, ndi kachitidwe chitetezo polojekiti kwambiri Integrated kupanga standardized zinchito modules.When yomanga mgodi kapena kukonzanso zida, inu muyenera kusankha ma modules lalikulu malingana ndi ma modules oyenerera kusonkhana ndi unsembe waufupi ndi unsembe zipangizo, unsembe ndi mkombero oyenerera makonzedwe afupikitsa kusonkhana ndi unsembe waufupi ndi kukhazikitsa dongosolo laumisiri. amachepetsa ndalama zomanga zomangamanga. Kuphatikiza apo, mapangidwe a modular amathandizira kukonza ndi kukonza zida. Module ikalephera, imatha kusinthidwa mwachangu, kuchepetsa nthawi yopumira ndikuwongolera kupitiliza kwa mgodi.

5.Technical ubwino wa Anhui Mingteng okhazikika maginito galimoto

Anhui Mingteng Permanent-Magnetic Machinery & Electrical Equipment Co., Ltd.https://www.mingtengmotor.com/）.inakhazikitsidwa mu 2007. Mingteng panopa ali ndi antchito oposa 280, kuphatikizapo oposa 50 ogwira ntchito ndi akatswiri. Imagwira ntchito pa kafukufuku ndi chitukuko, kupanga ndi kugulitsa kwa ma ultra-high-efficiency okhazikika maginito synchronous motors. Zogulitsa zake zimaphimba ma voltage ambiri, otsika-voltage, pafupipafupi, ma frequency osinthika, ochiritsira, kuphulika-umboni, kuyendetsa molunjika, zodzigudubuza zamagetsi, makina amtundu uliwonse, ndi zina zambiri. Pambuyo pa zaka 17 za kusonkhanitsa kwaumisiri, amatha kupanga mitundu yonse yamagetsi okhazikika a maginito. Zogulitsa zake zimaphatikizapo mafakitale osiyanasiyana monga zitsulo, simenti, ndi migodi, ndipo zimatha kukwaniritsa zosowa zamitundu yosiyanasiyana yogwirira ntchito ndi zida.

Ming Teng amagwiritsa ntchito chiphunzitso chamakono cha kapangidwe ka mota, pulogalamu yamapangidwe aukadaulo ndi pulogalamu yodzipangira yokha maginito yamagalimoto okhazikika kuti ayesere gawo lamagetsi, malo amadzimadzi, malo otentha, malo opanikizika, ndi zina zambiri zamagalimoto amagetsi okhazikika, kukhathamiritsa kapangidwe kake ka maginito, kukonza mphamvu zamagalimoto, ndikuthana ndi zovuta zomwe zili pamalopo m'malo mwa maginito akuluakulu okhazikika komanso vuto logwiritsa ntchito maginito okhazikika amagetsi okhazikika.

6. Mapeto

Kugwiritsa ntchito ma mota a maginito okhazikika mu hoist za mgodi kwawonetsa ntchito yabwino kwambiri pankhani yachitetezo komanso kupita patsogolo kwaukadaulo. Mumagalimoto oyendetsa, magwiridwe antchito apamwamba, mphamvu yayikulu komanso mawonekedwe abwino a torque a maginito osatha a ma synchronous motors amapereka maziko olimba achitetezo chokhazikika komanso chokhazikika.

Kupyolera mu kusanthula kwenikweni, zikhoza kuwoneka kuti maginito okhazikika a maginito apeza zotsatira zochititsa chidwi pakugwiritsa ntchito ma hoist a migodi mumitundu yosiyanasiyana ya migodi, kaya kuchepetsa kugwiritsa ntchito mphamvu, kuchepetsa mtengo wokonza, kapena kuonetsetsa chitetezo cha ogwira ntchito ndi zipangizo. Kuyang'ana m'tsogolo, ndi chitukuko cha zipangizo mkulu-ntchito okhazikika maginito, kusakanikirana kwa luso kulamulira wanzeru, ndi kupita patsogolo kwa kusakanikirana dongosolo ndi yodziyimira payokha kamangidwe, okhazikika maginito Motors kwa hoists mgodi adzabweretsa chiyembekezo yotakata chitukuko, jekeseni chilimbikitso champhamvu mu kupanga otetezeka ndi ntchito bwino makampani migodi. Poganizira zokweza ukadaulo wa hoist kapena kugula zida zatsopano, makasitomala akumigodi akuyenera kuzindikira kuthekera kwakukulu kwa magineti okhazikika, ndikuyika moyenerera ma injini amagetsi okhazikika kuphatikiza ndi momwe amagwirira ntchito, zosowa zopangira, komanso mphamvu yachuma ya migodi yawo kuti akwaniritse chitukuko chokhazikika cha mabizinesi amigodi.

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