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Nzira yekutsigira nekutungamira sei kugadzirwa kwakarongeka kwekugadzira simbi muchoto chemagetsi?

Musi wa25 Nyamavhuvhu, madhipatimendi manomwe anosanganisira Ministry of Industry and Information Technology akaburitsa zviri pamutemo "Work Plan for Steady Growth of the Industry of Iron and Steel" (inozonzi "Plan"), vachisimbisa zvakare kuti indasitiri yesimbi nesimbi iindasitiri inokosha uye inoumba hupfumi hwenyika uye inzvimbo yakakosha ine chekuita nekukura kwakasimba kweindasitiri uye kushanda zvakanaka kwehupfumi. Panguva imwe chete, "Purogiramu" inoisa matanho gumi nemaviri ebasa, anosanganisira kutsigira nekutungamira kuvandudzwa kwakarongeka kwesimbi yemagetsi, inonzi "12 Steel". (Dzvanya kuti uone ruzivo: Heavy! Madhipatimendi manomwe akaburitsa pamwe chete "Work Plan for Steady Growth of the Industry of Iron and Steel")

Parizvino, kuburitswa kwesimbi yemagetsi muchoto kunoumba inenge 10% yesimbi isina kugadzirwa munyika yangu. Zvichienderana nenhamba dzisina kukwana, kune makambani anopfuura 250 ekugadzira simbi dzemagetsi muchoto chemagetsi munyika yangu, ayo anoda kusvika 200 ari makambani ekugadzira simbi dzemagetsi muchoto chemagetsi. Ne "Industrial Carbon Peak Implementation Plan" yakaisa zvinodiwa zve "panosvika 2025, chikamu chekugadzira simbi muchoto chepfupi chichasvika kupfuura 15%; panosvika 2030, chikamu chekugadzira simbi muchoto chepfupi chichasvika kupfuura 20%", mapurovhinzi, maguta ari pasi peHurumende yeCentral) vakakurudzirawo kuti chikamu chekugadzira simbi muchoto chepfupi chinofanira kusvika 5% kusvika 20% mumagwaro akadai se "Carbon Peak Implementation Plan", "Industrial Field Carbon Peak Implementation Plan", uye "Comprehensive Work Plan for Energy Conservation and Emission Reduction". Chinangwa.

Chikamu chechipiri che "kabhoni kaviri" yeindasitiri yesimbi nesimbi yenyika yangu chinofanira kuvimba nekukura kwakasimba kwekugadzira simbi yemagetsi kuti iwane kusapindirana kwekabhoni mushure mekukwira kwekabhoni. Chikamu chikuru chekugadzira simbi yemagetsi yegreen-scrap yemagetsi uye hydrogen-based direct reduced iron ine chikamu chikuru chekugadzira simbi yemagetsi yegreen electric, neimwe nzira, zvinoreva kugadzirwa kwe "simbi yegreen".

Muna Chivabvu wegore rino, Bazi reIndasitiri neTekinoroji yeRuzivo, Bazi reEcology neZvakatipoteredza neHurumende yeSichuan Provincial vakaungana pamwe chete mumusangano weNational Electric Furnace Short-process Steel Promotion Conference muLuzhou City, Sichuan Province, kuti vatarise zvakanyanya uye vatange "Purojekiti yeImplementation yeProjekiti Inotungamira muKuvandudza Kwemhando Yepamusoro yeElectric Furnace Short-process Steel Making". Panyaya yekutsigira nekutungamira kuvandudzwa kwakarongeka kwesimbi yemagetsi, "chirongwa" chitsva chakaburitswa nemapazi manomwe nemakomisheni anosanganisira Bazi reIndasitiri neTekinoroji yeRuzivo chinosimbisa kukurumidzisa kwekushandiswa kweprojekiti inotungamira mukuvandudza kwepamusoro-soro yekugadzira simbi yemagetsi yefurnace short-process, uye zvakare inojekesa kushandiswa kwekutsiva simba rakasiyana-siyana kwemapurojekiti ekugadzira simbi yemagetsi yefurnace, manejimendi yezvakatipoteredza nemamwe marongero ekugadzira boka reindasitiri yesimbi yemagetsi yefurnace inotungamira pasi rose.

Kugadzwa nekuvandudzwa kwemakambani ekugadzira simbi dzemagetsi kunofanirwa kuvimba nemakambani ekugadzira simbi dzemagetsi anotora maitiro ekugadzira zvese zvesimbi zvemagetsi zvinonyungudutsa. Kunyangwe chikamu chekugadzira simbi kwenguva pfupi chingasvika padanho rakarongwa, makambani ekugadzira simbi dzemagetsi achaita basa rakakosha. Makambani ekugadzira simbi dzemagetsi ane kugona kugadzira makambani ekuenzanisa epamusoro, uye anofanirawo kuita basa rakakosha renhoroondo rekugadzira bhizinesi rekuenzanisa repamusoro mukugadzira simbi dzemagetsi dzinogona kutevedzera modhi yekusimudzira. Kuvandudzwa kwepamusoro kwemakambani ekugadzira simbi dzemagetsi kuchavawo chinowedzera uye chinosimbisa kukura kweindasitiri yesimbi. Kukurudzira kuvandudzwa kwakanaka kwemhando uye kukura kwakanaka kwehuwandu hwesimbi dzemagetsi hazviparadzanisike kubva kubhizinesi rekugadzira simbi dzemagetsi, iro richaita basa guru rekutungamira uye rekuratidzira mukuita "mitemo gumi nemiviri yesimbi", uye richavawo kuita kwakadzama kwemuenzaniso we "mbiri dzisingazununguki".

Kuona mamiriro ekugadzirwa kwesimbi yemagetsi munyika yangu kubva pakuona kwemaitiro

Zvichienderana nehuwandu husina kukwana, kugona kwekugadzira simbi yemagetsi yemuno munyika yangu inosvika matani angangoita mamiriyoni mazana maviri, asi muna 2022 kugadzirwa kwesimbi yemagetsi yemuno isingasviki matani mamiriyoni zana, uye mwero wekushandiswa kwesimba inopfuura 50%. Kubva muna Ndira kusvika Chikunguru gore rino, avhareji yekushanda kwemidziyo yemagetsi yesimbi dzakapwanyika munyika yangu yakadarika 75%. %, avhareji yekushandiswa kwesimba inoramba iri pa50%, uye makambani ekugadzira simbi yemuno ari pakati pepurofiti shoma nekurasikirwa. Kune rumwe rutivi, makambani ekugadzira simbi yemuno yemagetsi haana kusangana nekudzimwa kwesimba kwemagetsi kukuru uye kwenguva refu kwakakonzerwa nekupisa kwakanyanya zhizha rino, uye avhareji yekushanda kwemidziyo yemagetsi yakaramba iri padanho repamusoro; kune rumwe rutivi, avhareji yekushandiswa kwesimba yemidziyo yemagetsi yave iri padanho rakaderera, kunyanya nekuda kwesimbi. Mamiriro emutengo wemusika wepasi haana kunaka, mutengo wemidziyo yesimbi dzakapwanyika wakakwira uye kuwanikwa hakuna kukwana, uye mutengo wesimba wakakwira nezvimwe zvinhu zvakawanda. Kubva pakuona kwemaitiro, zviri nyore kutanga kuvaka michina yekugadzira simbi yemagetsi kuti ishande "yakareba kusvika pfupi" kuburikidza nekutsiva simba, zvinoreva kuti hapana dambudziko zvachose kuzadzisa chinangwa chekugadzira simbi kwenguva pfupi inodarika 15% panosvika 2025. Zvisinei, izvi hazvirevi kuti 15% yesimbi isina kugadzirwa yenyika yangu inogadzirwa nemidziyo yemagetsi, nekuti zvinhu zvakaita sekuwanikwa nemutengo wesimbi yakapwanyika yekugadzira simbi yemagetsi, uye kukwira kwemitengo yesimba zvakaita semagetsi zvakaita kuti mutengo wesimbi yemagetsi uve wakakwira kupfuura wesimbi inochinja. Hapana mukana wemutengo. Zvinhu "zvinonetsa" zvinodzivisa kukura kwesimbi yemagetsi hazvigone kuvandudzwa zvakanaka, uye zvakaoma kuita budiriro yakanaka maererano nehuwandu hwekuita kwesimbi yemagetsi munguva pfupi.

Kutarisa Kubudirira kweSimbi yeMagetsi munyika yangu kubva pakuona kweMidziyo

Musi wa14 Chikunguru, 2023, National Development and Reform Commission yakaburitsa chiziviso maererano nekubvunzana neveruzhinji nezve "Guiding Catalog for Industrial Structure Adjustment (2023 Version, Draft for Comment)" (inozonzi "Catalogue"). "Catalogue" inotaura kuti michina yekugadzira simbi yemagetsi ine simba remagetsi rine matani makumi matatu kana kupfuura uye matani zana (simbi yesimbi ine matani makumi mashanu) kana pasi". Mutemo uyu wave uchishandiswa kubvira 2011 uye hauna kugadziriswa.

Zvichienderana nehuwandu husina kukwana, kubva pakatanga kushandiswa "Implementation Measures for Capacity Replacement in the Industry of Iron and Steel" musi wa1 Chikumi 2021, kusvika pakupera kwaChikunguru 2023, kuburikidza nekutanga kushandiswa kwekutsiva capacity, huwandu hwemidziyo yekugadzira simbi yemagetsi inosvika makumi matanhatu nematanhatu yakavakwa, ichangobva kuvakwa kana kuti ichavakwa. Huwandu hwemidziyo yemagetsi inosvika matani 6,430, uye avhareji yemidziyo yemagetsi inosvika matani 97.4, iyo yatove pedyo nematani zana. Izvi zvinoratidza kuti michina yekugadzira simbi yemagetsi yenyika yangu iri kufambira mberi nekukurumidza munzira yekukura kukuru, uye yakashandisa zvakanaka zvinodiwa ne "Catalogue". Zvisinei, zvinofanirawo kucherechedzwa kuti haisi michina yese itsva yakavakwa ine simba repamusoro rematani anopfuura zana, uye mimwe michina ichiri kushandiswa kugadzira simbi yesimbi nekuda kwezvirambidzo zvakaita sesimba rekugadzira, izvo zvinodzivisa muganho wesimba repamusoro rematani asiri pasi pe100.

Kubva muna 2017, nerubatsiro rwematani emamiriyoni zana nemakumi mana esimbi yakabviswa, nyika yangu yakavaka michina yakawanda yekugadzira simbi yemagetsi, asi michina yemagetsi inorema matani zana zvichikwira ndiyo inonyanya kutengwa kunze kwenyika. Zvichienderana nehuwandu husina kukwana, yakaunganidzwa Kune maovheni emagetsi makumi mashanu nerimwe anopinzwa kunze kwenyika ane simba repamusoro redanho iri akavakwa, ari kuvakwa kana kuti achavakwa, kusanganisira makumi maviri nematatu akagadzirwa naDanieli, gumi nemana akagadzirwa naTenova, gumi nemaviri akagadzirwa naPrime, maviri akagadzirwa naSMS, nezvimwewo. Zvakaoma kuti mabhizinesi akwikwidzane nevagadziri vekunze mune iyi nhanho yemidziyo yemagetsi. Domestic Changchun Electric Furnace, Wuxi Dongxiong nemamwe mabhizinesi emidziyo yemagetsi anonyanya kutarisa maovheni emagetsi anotakurwa pasi pematani zana, uye kunyanya matani makumi manomwe kusvika makumi masere emagetsi anotakurwa anoramba achitakurwa. Kuwanikwa kwechikamu ichi cheovheni dzemagetsi kunodarika 95%.

Kuburikidza neongororo, zvakaonekwa kuti avhareji yenguva yekunyungudutsa matani 70-80 echoto chemagetsi chinopfungaira chinoenderera mberi chinodyisa inenge maminetsi makumi matatu nemaviri, avhareji yesimba rekushandisa kunyungudutsa isimbi ye335 kWh/ton, kushandiswa kweelectrode isimbi ye0.75 kg/ton, uye zviratidzo zvakasiyana-siyana zvehunyanzvi nehupfumi zvinogona kusvika 100. Toni zvichikwira pamusoro pezinga rechoto chemagetsi, simba rekubudisa kabhoni rinongova matani 0.4/ton esimbi chete. Kana chiyero ichi chemidziyo yemagetsi chikapedzisa shanduko yekubvisa yakakwira zvakanyanya sezvinodiwa, chinogona kuzadzisa zvizere zvinodiwa zvemutemo wenyika wekushandisa kuburitsa yakakwira zvakanyanya. "Chirongwa" chinokurudzira kukurumidzisa kusimudzirwa kwekuvandudzwa kwepamusoro-soro kwemidziyo yehunyanzvi, machoto emagetsi epamusoro-soro, kunyungudutsa kwakakosha, kuyedzwa kwepamusoro-soro nemimwe michina yepamusoro-soro, uye kusimbisa tsvakiridzo yekubatana yepamusoro-soro ye "indasitiri-yunivhesiti-tsvakiridzo-kushandiswa". Kubva padata reongororo riri pamusoro, zvinogona kuonekwa kuti choto chemagetsi chinopfungaira chinoenderera mberi chinodyisa che70-80 matani chinosangana nezvinodiwa zve "choto chemagetsi chepamusoro". Kugona kugadzira zvinhu zvitsva nekusimudzira makambani esimbi.

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Zvichienderana nenhamba dzisina kukwana, kune maovheni emagetsi 418 munyika yangu (kusanganisira aripo, matsva akavakwa neaya ari kuvakwa), maovheni emagetsi 181 ane simba rematani 50 kana pasi, uye maovheni emagetsi 116 ane simba rematani 51 kusvika 99 (matani 70~ Kune 87 ematani 99), uye kune maovheni emagetsi 121 ematani 100 zvichikwira. Zvichienderana nezvinodiwa ne "Catalogue", kunyangwe mimwe michina mitsva yemagetsi ye50-100-ton muzita resimbi ye alloy ikabviswa, huwandu hwemidziyo yemagetsi ye furnace yakaganhurirwa munyika yangu huchiri hwakakwira zvikuru. Zvakakosha kufunga nekukurukura kana towedzera simba remaovheni emagetsi, "saizi imwe chete inokodzera zvese" uye "boka renyuchi" kuti "tibve kubva padiki kuenda pakuru", kana kuderedza mwero wesimba remagetsi wemidziyo yese yesimbi yekunyungudutsa simbi yemagetsi nenzira yakatarwa. Zvinokurudzirwa kushandura chirevo chiri mu "Catalogue" che "electric arc furnace ine simba rematani makumi matatu kana kupfuura uye matani zana (alloy steel matani makumi mashanu) kana pasi" kuita "arc furnace ine simba rematani makumi matatu kana kupfuura uye matani zana (alloy steel matani makumi mashanu, matani makumi manomwe esimbi yese yakachekwa) Furnace", kuitira kushandisa zvirinani mabhenefiti emidziyo iripo yemagetsi ye70-99 ton, uye kuderedza "tight hoop" pamisoro yemabhizinesi ane michina yakadaro yemagetsi yefurnace.

Kuchinja nekusimudzira makambani esimbi emagetsi enyika yangu kubva pamaonero echimiro chechigadzirwa

Pakati pezvigadzirwa zvesimbi zvinogadzirwa nemabhizinesi ekugadzira simbi emagetsi munyika yangu, kuburitsa kwesimbi yakajairwa yekabhoni kunodarika 80%, nepo simbi yekuvaka inodarika 60%. Sezvo kudiwa kwesimbi yekuvaka yakadai se rebar kuchiderera, makambani ekugadzira simbi emagetsi anogadzira zvigadzirwa zvesimbi zvakakura uye zvakasiyana-siyana anofanira kukurumidza kugadzirisa chimiro chechigadzirwa chavo uye kupedzisa kushandurwa kwavo nekuvandudzwa.

Sezvo budiriro yehupfumi hwenyika yangu iri kuramba ichikura, kudiwa kwezvigadzirwa zvesimbi kuri kuramba kuchikwira, uye kugadzirwa "kwakavakirwa pamirairo" kuri kuwedzera. Kazhinji, kumabhizinesi ekugadzira simbi emagetsi ane simba rematani zana zvichikwira, zviratidzo zvesimba ravo rekugadzira zvakakura, uye kuvakwa kwesimbi kunotenderera kunoda mari yakawanda yekudyara, iyo inodziviswa nezvinhu zvakaita senzvimbo nenzvimbo yakawanda yekudyara zvinhu zvitsva. Zvakaoma kupedzisa kugadzirisa chimiro chechigadzirwa.

Kune simbi ye alloy nesimbi yakakosha ine mabheti akawanda ekugadzira, mabheti madiki uye kukosha kwakanyanya, zvakakosha kutanga kushandisa "furnace small electric" pakugadzira, izvo zvisingangogone kuderedza mari yekugadzira chete, asiwo kuderedza mari yekugadzirisa michina. Izvi zvinoenderanawo nezvirongwa zvakarongwa mu "Plan" yekugadzira maboka eindasitiri yesimbi yepamusoro. Makambani ekugadzira simbi ye furnace yemagetsi anofanirwa kupa pekutanga kusimudzira makambani madiki nepakati, makambani madiki nepakati, makambani akakosha, akasarudzika uye matsva "mahombe madiki", uye makambani ega ega anotungamira mukugadzira. Semuenzaniso, bhizinesi idzva re "little giant" rakasiyana-siyana renyika muAnhui rinotora furnace yemagetsi ye35-ton kutsigira mafeni akawanda ekuchenesa, mafeni e induction uye mafeni ekuzvishandisa, nezvimwewo, uye rine kugona kwekugadzira matani 150,000 emidziyo yepamusoro-soro ye alloy pagore. , zvigadzirwa zvinoshandiswa zvakanyanya mundege, ndege, kuvaka ngarava, petrochemical, simba renyukireya nedzimwe nzvimbo, uye zvinogona kuronga tsvakiridzo nekusimudzira nekugadzira zvinhu zvitsva zvichienderana nezvinodiwa nevatengi vezvinhu zvitsva; Kambani yakanyoreswa muJiangsu inoshandisa vira remagetsi rematani makumi matanhatu kutsigira maFurnaces akawanda ekuchenesa, mafurnaces einduction uye mafurnaces anozvishandisa ega, nezvimwewo, kugadzira zvinhu zve alloy uye zvigadzirwa zve alloy. Zvigadzirwa izvi zvinoshandiswa zvakanyanya mumaindasitiri ekugadzira michina yepamusoro-soro senge simba idzva remhepo, mafambiro echitima, ndege, michina yemauto, simba renyukireya, uye michina yemachipisi e semiconductor.

Choto chemagetsi chakachekwa che matani angangoita makumi manomwe chinogona kusangana nehunhu hwe "mazhinji mabhechi, mhando dzakawanda, uye huwandu hushoma hwezvibvumirano". Deredza nzvimbo dzakasara dzinokonzerwa nekugadzirwa kwezvibvumirano zvemabhizinesi esimbi nesimbi. Huwandu hwezvinhu zvakabikwa uye zvekubatsira uye kutengeswa kwezvigadzirwa zvematani angangoita makumi manomwe ezvitofu zvemagetsi zvakachekwa che matani zana zvichikwira, uye huwandu hwese hwezvinosvibisa uye magasi ekupisa munzvimbo iyi hwakaderera.

Pamusoro pezvo, kuti choto chemagetsi chimwe chete chematani makumi manomwe chienderane nemutsetse wekugadzira chigayo chemagetsi chematani zviuru mazana matanhatu (600,000), inzira inonzwisisika, isingadhuri uye inoshanda yekufananidza chigayo chemagetsi nemashini emuchina wemuchina wemuchina wemuchina wesimbi dzemumaguta dzine nharaunda yemakiromita mazana maviri ekutengesa simbi dzakasara uye kutengesa zvigadzirwa. Nezvenzira yekuvandudza zvigadzirwa zvechigayo chemagetsi zvine kugona kwakasiyana, zvinokurudzirwa kutevedzera nzira nhatu dzinotevera dzekuisa muzvikamu: chekutanga, kugona kwechigayo chemagetsi matani makumi matatu kusvika makumi mashanu, izvo zvakakodzera kugadzirwa kwesimbi yakakosha nesimbi yemhando yepamusoro muzvikamu zvidiki; chechipiri, kugona kwechigayo chemagetsi matani zana nemakumi mashanu zvichikwira, zvakakodzera kugadzirwa kwemaplate nema strips, simbi yemotokari ine kukosha kwakanyanya uye simbi isina ngura, nezvimwewo; chechitatu, kugona kwechigayo chemagetsi kubva pamatani makumi mashanu kusvika pamatani zana nemakumi mashanu, uye kunyanya matani makumi manomwe kusvika pamatani zana, zvakakodzera kuchigayo chesimbi diki muguta kuti chigadzirwe. Simbi yekuvaka nekurasa marara emumba.

Mamwe Mazano Pamusoro Pekugadzirwa Kwesimbi Yemagetsi Inoshandiswa Pakugadzira Simbi Munyika Yangu

Chekutanga, kurudzira matanho emamiriro enzvimbo, kurudzira nekushingaira uye zvishoma nezvishoma kusimudzira simbi yemagetsi. Hazvina kukodzera kuwedzera nekukurumidza huwandu hwemidziyo yekugadzira simbi yemagetsi uye huwandu hwesimbi inobuda muchoto chemagetsi, uye hazvikurudzirwi kuwedzera huwandu hwesimba rekugadzira simbi yemagetsi uye huwandu hwesimba rinobuda muchoto chemagetsi, uye hazvikurudzirwi kuwedzera huwandu hwesimba rekugadzira simbi yemagetsi uye huwandu hwesimba rinobuda maererano nechimiro chemaitiro munzvimbo dzese dzenyika. Zvichienzaniswa nezvinodiwa zvehuwandu. Chinodiwa chekutanga chekuvandudza simbi yekugadzira simbi yemagetsi ndechekuti nzvimbo yebhizinesi ine zviwanikwa zvakakwana zveferrite zvakaita sesimbi yakapwanyika, ichiteverwa nemvura nemagetsi zvakachipa serutsigiro, uye chechitatu ndechekuti dziviriro yezvakatipoteredza, simba uye kuburitswa kwecarbon mune ramangwana zvakamanikana uye zvishoma. Kana imwe nzvimbo isina mabhenefiti ezviwanikwa nesimba, uye simba rekutakura zvakatipoteredza uye simba rekuchenesa rakasimba, asi "boka revanhu" risingaoni michina yekugadzira simbi yemagetsi, mhedzisiro yekupedzisira inogona kunge iri yekuti kune "magetsi anochinja" munzvimbo dzimwe. Mamwe makambani ekugadzira simbi yemagetsi asingakwanise kukwikwidzana nemakambani enguva refu akamanikidzwa kumisa kugadzirwa kwenguva yakareba nekuda kwekushaikwa kwemakwikwi emusika.

Chechipiri, shandisa marongero nechikamu uye ita basa rakanaka mukugadzira nekutarisira maovheni emagetsi aripo. Usanyanya kukara midziyo yekugadzira simbi yemagetsi yechoto, ronga nzira yakanaka yekufananidza michina yekugadzira simbi yechoto yechoto, zvinokurudzirwa kuti usashandise saizi yesimba rechoto sechiratidzo chega chekuyera kana michina yacho yafambira mberi, uye usakurudzira nzvimbo dzese dzenyika kuti dzirambe dzichishandisa "saizi imwe chete inokodzera zvese". Marongero akadai sekubva padiki kusvika pakuru" anodzivisa kukura kwemabhizinesi emakwikwi e "small electric furnace".

"Chirevo" chinopa pachena maererano nekusimbisa zvinhu kuti nzvimbo dzese dzinofanira kugadzira nzira yenguva refu yekukura kwakasimba kweindasitiri yesimbi, kugadzirisa mitemo yekusarura indasitiri yesimbi, uye kusangana negwara repamusoro rekugadzira simbi yemagetsi ine mashandiro ezvakatipoteredza eA-level uye kushanda nesimba kwakanyanya. Mapurojekiti esimbi nesimbi haana kubatanidzwa mukutarisira mapurojekiti e "mbiri yepamusoro uye imwe chete". Pasi pemamiriro ezvinhu aripo eindasitiri yesimbi nesimbi, mabhizinesi anofanira kupa pekutanga kuona "kurarama" uye kudzivirira mwero wechikwereti chemakambani unounzwa nemidziyo mitsva yemagetsi, iyo ichave huswa hwekupedzisira hunopwanya bhizinesi.

Chechitatu, kurudzira kusimudzira indasitiri yesimbi yemagetsi inogadzirwa nemoto. Zvinokurudzirwa kuti makambani ekugadzira simbi yemagetsi anofanira kutsvaga shanduko nekukurumidza, kupedzisa kugadzirisa nekugadzirisa chimiro chechigadzirwa, uye kugadzira zvigadzirwa zvine mutengo wakakwira mu "workshops" dzakachena. Gadzirisa ruzivo rwechiratidzo, wedzera kukosha kune kushambadzira kwekunze uye kutaurirana, uye rwira "premium yechiratidzo". Pasinei nekuti yakaganhurirwa here kana kwete, michina yemagetsi inogadzirwa nemoto inogona kugadzira simbi yekuvaka inosangana nezvinodiwa zvemutengi. Kana "furnace hombe yemagetsi" isingakwanise kuramba ichiwana zviwanikwa zvemhando yepamusoro uye zvakachena zveferrite zvakaita sesimbi yakapwanyika kana simbi yakaderedzwa zvakananga, saka Zvakaoma kugadzira zvigadzirwa zvesimbi zvine mutengo wakakwira. Makambani ekugadzira simbi yemagetsi anogadzirwa nemoto sechigadzirwa chavo chikuru anofanira kutsvaga kupedzisa shanduko nekusimudzira nekukurumidza kuburikidza nekubatanidzwa kwehunyanzvi nekutenga, kushandira pamwe kwekugadzira kwenyika dzese, nezvimwewo. Mhando yekuvandudza uye mhando dzezvigadzirwa zvemakambani ekugadzira simbi yemagetsi ari "mahombe madiki", mahombe madiki uye mahombe madiki, kuburikidza nematanho akawanda akadai sekuwedzera mari yeR&D, kusimbisa kushandira pamwe kwehunyanzvi kana kutenga matekinoroji akura, achaita kugadzirisa chimiro chechigadzirwa uye kurwira "premium yekuvandudza".


Nguva yekutumira: Gunyana-11-2023