Kubudirira Kwesimba Rini?

Kubudirira kwesimba itsika yekushandisa simba shoma kuita basa rimwe chete kana kuburitsa mhedzisiro yakafanana. Inoshanda munzvimbo dzese-zvivakwa, indasitiri, zvekufambisa, uye midziyo yemagetsi-pese pese panoitika simba rekushandisa. Panzvimbo pekubvunza kuti "rini," mubvunzo unonyanya kukosha unosanganisira kunzwisisa uko kusimba kwesimba kunopa zvakanyanya kukanganisa uye kuti masangano angaite sei nemazvo.

Kushanda kwesimba hakungoitwi kune dzimwe nguva kana mamiriro. Kilowatt imwe neimwe-awa inochengetwa, zvisinei nenguva, inoderedza mari yekushandisa uye kukanganisa kwezvakatipoteredza. Nekudaro, kukosha kwekuchengetwa uku kunosiyana zvakanyanya zvichienderana nenguva uye mamiriro.

Funga nezvemashandisirwo emagetsi maitiro. Munguva dzinodiwa zvakanyanya-kazhinji 4 PM kusvika 8 PM pakati pepakati pevhiki-mitengo yemagetsi inogona kukwira ne30-40% kumusoro pane-mitengo yepamusoro. Mudziyo wemhepo usingashande nesimba unoshanda mukati memaawa emasikati ano unounza kukosha kwakanyanya kwehupfumi pane kuwana kwekuita kwakafanana kunowanikwa pakati pehusiku. Iyo nguva haichinje kushanda kwayo pachayo, asi inowedzera kudzoka kwemari.

Ongororo yeInternational Energy Agency ya2024 inoratidza kuti kuvandudzwa kwesimba remagetsi parizvino kuri kufambira mberi ne1% pagore, hafu yeavhareji ye2010-2019 uye iri pasi pe4% chinangwa chinodiwa kuzadzisa zvinangwa zveParis Agreement. Uku kufambira mberi kunononoka kuripo kunyangwe mari yekushandisa simba inosvika madhora mazana matanhatu nemakumi matanhatu emadhora muna 2024, inoenderana ne2022 rekodhi mazinga. Kubatana pakati pekudyara uye mwero wekufambira mberi kunoratidza nguva yekushandisa uye nzira yekutarisana nayo kupfuura mazinga ekushandisa ega.

Energy Efficiency

Hurukuro zhinji dzinobatanidza kushanda kwesimba nekusimba kwesimba, asi pfungwa idzi dzinosiyana zvakanyanya. Kusimba kwemagetsi kunoyera kushandiswa kwesimba rose zvichienzaniswa nehupfumi-chaizvoizvo simba padhora reGDP. Kubudirira, neimwe nzira, inotarisana nekubvisa basa rakawanda kubva kune shoma simba rekuisa pane tekinoroji kana process level.

Fekitori inogona kuvandudza simba rayo nekuchinja kubva mukugadzirwa kwesimbi kuenda kukugadzira software pasina kunatsiridza kunyatsoita basa. Simba padhora rinoratidzika zviri nani, asi hapana maitiro emuviri akazonyanya kushanda. Kubudirira kwechokwadi kunowanikwa kana kugadzirwa kwesimbi kwakafanana kunoda 20% shoma simba nekuda kwemidziyo yakakwidziridzwa kana maitiro akagadziridzwa.

Dhipatimendi reMagetsi reUS rinosimbisa musiyano uyu unova wakakosha kana uchiongorora kuita kwenyika kana chikamu. Shanduko dzemamiriro ehupfumi-sekuchinja kwehuwandu hwevanhu, mamiriro ekunze, kana shanduko yemaindasitiri{4}}inokanganisa kuwanda kwesimba pasina kuratidza kuvandudzwa kwakanaka. Izvi zvinotsanangura kuti nei mamwe matunhu achiratidza kusimba kwesimba rakatsetseka kunyangwe kuita matanho ekubudirira; Kukura kwemaindasitiri kana kukura kwevanhu kunogona kuvharidzira kubudirira kwekubudirira.

Zvivakwa zvinodya ingangoita 40% yesimba repasi rose, zvichiita kuti chikamu ichi ive nzvimbo yepamusoro yekupindira kwakanaka. Nekudaro, iyo yakakwana nguva yekushandisa inosiyana zvakanyanya nekuvaka lifecycle nhanho.

Kuvaka kutsva kunopa mukana unodhura-unoshanda. Kubatanidza matanho ekubudirira panguva yekugadzira uye kuvaka kunodhura 50-70% zvishoma pane kudzoreredza zvivakwa zviripo. Iyo nguva iyo mugadziri wezvivakwa anotsanangura kutaridzika kwechivako, mazinga ekudzivirira, uye kuiswa kwehwindo kunotaridza makumi emakore emaitiro ekushandisa simba.

Zvivakwa zviripo zvinoda nzira dzakasiyana dzenguva. Chirongwa cheFrance cheE8.3 bhiriyoni chekuvaka chinoshanda chinoratidza chiyero chekugona kwekudzorera. Chirongwa ichi chakanangana nekugadzirisa zviri pakati nepakati{3}}kukwanisa kuchengetedza magetsi nechikamu che30%, nekugadzirisa kwakadzama kunosunda kudzikiswa ne60%. Nguva yekuvandudza inowanzoenderana nemaitiro makuru ekugadzirisa-kana uchitsiva sitimu yeHVAC kana denga, kusimudzira zvinova zvakachipa zvakanyanya pane kumirira imwe chirongwa.

Chirongwa cheDuke Energy Florida's Neighbourhood Energy Saver chakaisa kuvandudzwa kwesimba rekushandisa mudzimba dzinopfuura 50,000-vanokodzera kubva muna 2006. Nharaunda-maitiro akabudirira kuburikidza nekuronga nguva mumatunhu ese, kuderedza mari yekuendesa uye kuvaka kuvimba kwevatengi kuburikidza nezvinooneka munharaunda.

Zvivako zvekugadzira zvinosangana nekufunga kwakasiyana kwenguva. Zvirongwa zvekugadzira, mahwindo ekugadzirisa, uye mari yekutsiviwa kwemari inoraira kana kukwidziridzwa kwakanaka kunoshanda.

Magetsi mota dzinotyaira makumi mana neshanu muzana eUS kugadzira simba rekushandisa. Variable speed drives inogona kuderedza kushandiswa kwemagetsi emagetsi ne3-60% zvichienderana nekushandisa. Nekudaro, kuisa madhiraivha aya kunoda nguva yekugadzira. Zvivakwa zveSmart zvigadziriso zvinogonesa kukwidziridzwa panguva yakarongwa yekuvharisa, kudzivirira chirango chakapetwa kaviri chekurasika kwekugadzira nemitengo yekuisa.

Steam masisitimu anoratidza yakafanana nguva dynamics. Inopfuura makumi mana neshanu muzana emafuta ekugadzira eUS anogadzira chiutsi, asi zvivakwa zvakajairika zvinorasa makumi maviri muzana esimba iri kuburikidza nekushomeka kwemafuta uye kudonha kwechitsinga. Kugadzirisa nyaya idzi kunodhura zvishoma asi kunoda nguva yakarongeka mumasystem akawanda. Kugadzirisa misungo yeutsi panguva yekuvharisa bhailer kuvharika kunodhura zvakaderera pane zvakatsaurirwa nguva yekudzikira zviitiko.

Kupisa kwakasanganiswa uye masisitimu emagetsi anopa-sarudzo dzenguva refu. Aya masisitimu anotora kupisa kwemarara kubva mukugadzirwa kwemagetsi, kuwedzera kugona kwese kubva pa30% kusvika 90%. Iko mari yakawanda yekudyara uye nguva yekubhadhara yakawanda{{5}yemakore akawanda zvinoreva kuti nguva yekushandiswa inofanira kuenderana nehorizons yekuronga nzvimbo uye kuwanikwa kwemari.

Kubudirira kwekufambisa kunowedzera mukufamba kwehupenyu hwezvikepe. Nzvimbo yesarudzo inoitika kana uchitsiva mota dzakura, kwete panguva yekushanda kwakajairwa.

Kutorwa kwemotokari yemagetsi kunoratidza iyi nguva musimboti. Kutengeswa kweEV kwakasvika mamirioni gumi nemana muna 2023, inomiririra 18% yekutengesa mota nyowani pasi rose. Motokari idzi dzinoshandisa hafu yesimba remagetsi akaenzana. Nekudaro, iyo bhenefiti yekubatsira inoitika chete kana vatengi vakasarudza maEV panguva yekutenga. Pakati-kushandurwa kwehupenyu hakuwanzoita hupfumi.

Kubata zvinhu zveindasitiri kunoratidza maitiro akafanana. Mashandiro emudura ari kuramba achichinja kubva kupropane forklifts kuenda kumagetsi anofambiswa nelithium-mabhatiri eion. Mazuvanoforklift mabhatirikuwana 95-98% kutenderera-kugona rwendo zvichienzaniswa ne75-85% yezvinotungamira zvechinyakare-asidhi. Lithium-ion masisitimu zvakare inopa 30-40% zvirinani simba goho pane lead-asidhi masisitimu.

Sarudzo yenguva inowanzoenderana neyekutsiviwa kwemidziyo. Kushandura forklift yese yezvikepe kamwechete kunogadzira kukanganisa kwekushanda uye kudhura kwakanyanya. Maitiro akapatsanurwa, achitsiva mayunitsi paanosvika kumagumo-e{3}}eupenyu, anoparadzira mari uku uchigadzira ruzivo rwekushandisa nehunyanzvi hutsva. Imwe dura repakati-yakakura zvakaderedza kushandiswa kwesimba kubva pa1,000 kWh zuva nezuva kusvika pa600 kWh nekushandura maforklift makumi maviri kubva mutobvu{10}asidhi kuenda kusimba relithium{11}}mumwedzi gumi nemisere.

Energy Efficiency

Kukosha kwesimba remagetsi kunochinja-chinja nemapatani ekuda kwegrid. Panguva ino-kukosha kwakasiyana-siyana kunokanganisa zvakanyanya kuti zvishandiso nevatengi vakuru vanoisa pamberi pekudyara kwakanaka.

Dhipatimendi reEnergy's Building Technologies Hofisi inotsvagurudza kuti chiyero chekuita nguva chinokanganisa sei mabhenefiti. Mhepo inofefetera muzhizha-nzvimbo dziri pamusoro zvinounza zvakapetwa kaviri kukosha kwemwenje wepadzimba, zvisinei nekuderedza kushandiswa kwesimba. Kushanda kweair conditioning kunopindirana nehurongwa hwepamusoro-soro, kumisa kukwidziridzwa kwezvivakwa zvinodhura uye kudzivirira kudhura kwemagetsi emagetsi.

Iyi chiyero chenguva inogadzira mikana yezvinodiwa-zvirongwa zvepaside management. Zvishandiso zviri kuramba zvichipa nguva-ye-mareti ekushandisa, ichichaja 2-4x yakawanda munguva dzepamusoro. Magetsi-zvishandiso zvakanaka zvinonyanya kukosha kana uchimhanya panguva dzinodhura idzi. Nzvimbo inoshanda zvakanyanya panguva ye-off-peak hours inowana kukosha kushoma kubva mukudyara kwakanaka pane kushanda kwakafanana kunomhanya panguva yekukwira kwehurongwa.

California yakatanga nzira iyi pakati pe-1970s, ichishandisa bumbiro remitemo yekuvaka nemaitiro ekushandisa. Kushandiswa kwesimba rehurumende kwakaramba kwakapfava pamunhu wese ukuwo kushandiswa kwenyika kwakapetwa kaviri mumakumi emakore akatevera. Iyo "rodha yekurodha" mutemo wainyanya kukoshesa kushanda zvakanaka kutanga, chizvarwa chinogoneka chechipiri, uye zvisaririra zvitsva zvinogara. Iyi nzira yekuronga nguva{5}}yekugadzirisa zvakanaka tisati tawedzera chizvarwa{6}}yakaratidza kuti ine mari yakawanda kupfuura kuvaka magwenya matsva.

Hurumende yekutarisa nguva inoumba musika-kugamuchirwa kwakakura kwehunyanzvi. Kuita kwekutanga kunounza mhedzisiro dzakasiyana pane kunonoka kupindira.

Ongororo ye2024 IEA inoratidza hurumende dzinomiririra makumi manomwe muzana esimba repasi rose rinoda kuita mitsva kana yakagadziridzwa maitiro ekuita gore rino. Kenya yakaita kuti zvivakwa zvishande zvinodiwa zvinosungirwa. European Union yakasimbisa mitemo yakanangana ne-zvivakwa zvinobvisa mhepo panosvika gore ra2050. Nyika yeUnited States yakasimbisa-tsika dzinorema dzemafuta emotokari.

Nekudaro, nguva yekuzivisa mutemo haivimbisi kufambira mberi nekukurumidza. Chitsidzo cheCOP28 chekuwedzera simba rekuvandudza simba rakapetwa kaviri chakakwezva masaini enyika zana nemakumi maviri nenhatu muna 2023, asi kufambira mberi kwa2024 kwakaramba kuri pa1% pagore. Mukaha uripo pakati pekuzvipira nekuita unoburitsa kuti kutara nguva kwemitemo chete hakufambisi zvinobuda-kutevedzwa kwakasimba-kuburikidza nekuona zvabuda.

Tsvagiridzo yenguva yekudzikiswa kwemamiriro ekunze inoratidza kusawirirana uku. Kukurumidza kuita zvehasha kunoratidza kukwira kwemitengo yenguva pfupi-asi kunoderedza-ngozi yenguva refu uye mari. Kunonoka kuita kunoita sekuchipa kwekutanga asi komisheni inodhura gare gare, kunyanya muzvikamu zvine inertia yakakosha senge zvivakwa nemaindasitiri. Chivakwa chakagadzirwa zvisina kunaka muna 2024 chinovhara mukuwedzera simba rekushandisa kuburikidza ne2074 kana kupfuura.

Kudyara kwesimba remagetsi kunokwikwidza kunopesana nemamwe mashandisirwo emari. Kunzwisisa nguva yekubhadhara uye mari yehupenyu inogadzirisa nguva yakakwana.

Pombi dzemazuva ano dzinoita $6,000 kuisa asi kuchengetedza $550 pagore zvichienzaniswa nemagetsi asingadziviriri maheater emvura emhuri-yavanhu vana. Iyo 10-11 gore yekubhadhara nguva inoreva kutorwa kwekutanga kune musoro kune dzimba nyowani asi inova isina mubvunzo kune zvivakwa zviri pedyo nekugadziridzwa kukuru kana kutengeswa.

Utility rebate kuwanikwa kunokanganisa zvakanyanya nguva yekudyara. Zvirongwa zvakawanda zvinopa $500-1,000 zvidzoreso pakuisa pombi yekupisa, kupfupisa nguva yekubhadhara kusvika kumakore mashanu-6. Vatengi veSmart nguva huru yekukwidziridzwa kuti ienderane nekuwanikwa kwekudzoreredza. Zvirongwa zvinopa mari pekutanga-zvinouya-mabhajeti ekutanga-akaitwa nekukurumidza, zvichiita kuti kutenga kwekutanga-gore kuve nemukana wekugamuchira kurudziro.

Iyo Biden Administration yakagadziridzwa zviyero zvemidziyo inochengetedza dzimba dzeUS dzinopfuura madhora zana pagore kwemakumi maviri emakore anotevera. Mitemo yenyika iripo yakatochengetedza imba yepakati ingangoita madhora mazana mashanu pagore kubva muna 2015- ingangoita 16% yemabhiri ekushandisa. Iyi mari inochengetwa inoungana nguva dzose, zvichiita kuti kutorwa kwekare kuwedzere kukosha.

Maindasitiri anoshanda ekudyara anoratidza akasiyana nguva dynamics. Iyo yekubhadhara yekusiyana frequency inodhiraivha pamamotor kazhinji inowira pasi pemakore matatu. Steam system kuvandudzwa kazhinji inobhadhara mumakore 1-2. Shanduko dzemwenje dze LED mumatura dzinowanzopwanya kunyangwe mukati memwedzi. Idzi nguva pfupi dzekubhadhara dzinoita kuti iko kukurumidza kuitiswa ive yakakwana yekuronga nguva.

Energy Efficiency

Tekinoroji kukura kunokanganisa kuita nguva. Kutora mwana kwekutanga kune njodzi kudhura uye kuderera kwekuvimbika. Kunonoka kurerwa kwevana kunopa makore ekuchengeta.

Mwenje we LED unoratidza chiyero ichi. MaLED ekutanga (2005-2010) anodhura $50+ pagirobhu rimwe chete rine chiedza chiri pakati nepakati. MaLED anhasi anodhura $2-5 nekuita kwakanakisa, achipedza 10% simba reimwe incandescent dzimwe nzira. Masangano akamirira kukura kwetekinoroji akaita sarudzo dzenguva dzehupfumi, nepo vatangi vekutanga vakabhadhara asi vakanakidzwa nemakore ekuchengetedza simba.

Lithium-ion bhatiri tekinoroji inotevedzera nzira yakafanana. Yakatanga kutengeswa muna 1990s Sony camcorder, lithium-ion yakapinda maapplication ekushandisa munguva pfupi yapfuura. Vatambi vekutanga vakatarisana nemitengo yeprimiyamu uye ruzivo rushoma rwekushandisa. Mitengo yazvino uye kuvimbika kwakaratidza kunoita kuti nguva yekugamuchirwa ive yakanaka. Nekudaro, kumirira kwenguva refu kune njodzi yekushayikwa mari yagara inokwanisa kuwanikwa.

Nharo yekupikisa inoti kuenderera mberi kwekuvandudza kunoreva kuti kumirira kunogara kuchionekwa sekwakanaka. Iyi pfungwa inotadza nekuti kunonoka kuita kunovimbisa kuenderera mberi kwemarara. Sarudzo yenguva yakakwana inoyera kugona tekinoroji maererano nemari yegore negore uye mitengo yekuvandudza inotarisirwa.

Mamwe matanho ekubudirira anopa kukosha chete mukati memwaka chaiwo kana maitiro ekushanda. Izvi zvinogadzira kufunga nezvenguva yekushandisa uye kushanda.

Kuvaka kuvandudzwa kwehamvuropu-kuvharisa, kuvhara mhepo, kukwidziridzwa kwemahwindo-zvinopa gore-zvakanakira mamiriro ekunze mazhinji. Nekudaro, iyo kukosha yekutarisa inochinja mwaka. Zvivakwa zvinotonhora-zvivakwa zvemamiriro ekunze zvinowana pundutso huru kubva mukuvandudzwa kwemahamvuropu munguva yekudziya kwechando. Zvinopisa-zvivakwa zvemamiriro ekunze zvinoona kukosha kwakanyanya mukati memwedzi yekutonhora kwechirimo.

Kukosha kwemwaka uku kunokanganisa nguva yekushandisa. Kuronga kutsiva mahwindo mukati memwedzi ine mwero yemamiriro ekunze (chirimo/kudonha) kunoderedza kuvhiringika uku uchichengetedza nyaradzo. Kuiswa kwechando munzvimbo dzinotonhora kunoisa njodzi yekupisa panguva yeprojekiti. Kuiswa kwezhizha munzvimbo dzinopisa kunotarisana nematambudziko akafanana.

Kutonhodza sisitimu kukwidziridzwa kunoitika nguva yekutonhora isati yatanga. Kuisa michina mitsva yekufefetera mumwedzi waKurume-Kubvumbi kunodhura mari isingasviki Chikumi-Chikunguru magadzirirwo echimbichimbi panguva yekupisa. Kuwedzera kwekuda panguva yekutonhora kwakanyanya kunokwidza mitengo uye kuwedzera nguva dzekutungamira. Zvishandiso zvekuronga zvinogoneka zvinowana kukosha kwakanyanya nekuisa nguva panguva yekuvharwa-mwaka.

Pasinei nemubvunzo wekuti "irini kushanda kwesimba," mhinduro inodarika yakatarwa nguva. Kushanda kwesimba kunoramba kwakakosha pese panoitika simba rekushandisa. Awa yega yega yekushanda, kutenderera kwega kwega kwekugadzira, nzvimbo yega yega yakamisikidzwa inomiririra mukana wekubudirira kuwana.

Iyo yakanyanya nuanced chokwadi inosanganisira kugadzirisa nguva kutenderedza:

Equipment replaces cycles (kuvandudzwa kwezvikepe, kupera kwemudziyo-kwe-hupenyu)

Kuvaka nhanho dzehupenyu (kuvaka kutsva vs. retrofit)

Nguva dzinodiwa zvakanyanya (kukudza nguva-inonzwisisika kukosha)

Rebate kuwanikwa (kutora mari yekukurudzira)

Maintenance schedules (kuderedza kukanganisa mari)

Tekinoroji maturity curves (kuenzanisa kuvimbika kwakasimbiswa pamwe nekukwanisa kuchengetedza)

Mahwindo ekuita hurongwa (kuenderana nezvinodiwa zvekutonga)

Masangano anowedzera kukosha kwekuita anonzwisisa aya mativi enguva. Ivo havabvunzi kana kushanda zvakanaka kwakakosha asi kuti kana mapindiro chaiwo achiunza kudzoka kwakaringana. Maneja wenzvimbo anoongorora kukwidziridzwa kwemota anofunga mahwindo ekugadzirisa akarongwa. Muridzi wemba anotsiva hita yemvura anoongorora mamiriro echirongwa chekudzorera. Iyo warehouse opareta nguva yeforklift fleet shanduko kudzivirira kukanganisa kwemwaka wepamusoro.

Simba remagetsi harina kujeka "pa" uye "kudzima" zvimiro-zviripo semukana unogara uchivandudza. Chokwadi cha2024 chinoratidza kufambira mberi kwepasirese kuchisaririra kumashure kwekuda. Kuzadzikisa chinangwa cheCOP28 chekuvandudza kwepagore ne4% kunoda kukurumidza kuita chiito muzvikamu zvese nenguva. Zuva rega rega rekunonoka rinowedzera kubva kwedu kubva kune zvinangwa zvemamiriro ekunze uye inowedzera mari yemangwana.

Mhinduro chaiyo yekuti "irini simba rekushandisa" rinogona kunge riri "ikozvino, uye nekuenderera." Nguva imwe neimwe inopfuura pasina kuvandudzwa kwesimba rinomiririra kutambisa simba, kuburitsa kusingakoshi, uye mari inodzivisika. Nguva yakakwana yekuita yaive nezuro. Yechipiri-yakanakisa nguva inhasi.

Mabhizinesi anofanirwa kukoshesa kudyara kwakanaka panguva yekutsiviwa kwemidziyo, kugadziridzwa kwenzvimbo, kana kutarisana nekutadza kwemidziyo. Iyo yakanakisa nguva inoenderana neyakarongwa mari yekushandisa kudzivirira kukanganisa kaviri uye mutengo. Zvivakwa zvakawanda zvinowana 1-3 gore rekubhadhara matanho akakodzera kuitiswa nekukasira zvisinei nezvimwe zvinhu zvenguva. Kudyara kwekubhadhara kwakareba kunowanzo kumirira kutsiva kana kuwedzera kwemutengo wesimba kunopfupisa nguva yekudzoka.

Kubudirira kwemidziyo kunoramba kuripo, asi kukosha kwehupfumi kunoshanduka zvakanyanya nenguva yezuva. Simba rinoshandiswa munguva dzepamusoro-soro (kazhinji 4-8 PM pakati pevhiki) inodhura 30-40% kudarika kushandiswa kwepamusoro-soro. Kuvandudzwa kwakanaka kunoderedza kushandiswa kweawa-yepamusoro kunopa zvikwereti zvakati wandei. Iyi nguva yekumisikidza inotsanangura kuti nei zvishandiswa zvinopa kudzoreredzwa kwakakwira kwematanho anonangana nekuderedza kudiwa kwepamusoro.

Nguva yemwaka inokanganisa zvese kukanganiswa kwekuita uye kuzadzisa kukosha. Kukwidziridza masisitimu ekudziya panguva yezhizha uye kutonhora masisitimu munguva yechando kunoderedza kusagadzikana uye kubhadhariswa kwekukurumidzira. Zvisineyi, kuvandudzwa kwakanaka kunopa gore-kutenderera ukoshi kana yangoiswa. Data ra2024 rinoratidza mapurojekiti anopedzwa kutanga kwegore kazhinji anotora mari yekudzoreredzwa yakawanda pane yakamboedza, sezvo zvirongwa zvakawanda zvinopedza bhajeti gore risati rapera-.

Izvi zvinoenderana neazvino mamiriro emidziyo uye iripo tekinoroji kukura. Kushanda midziyo ine nguva yekubhadhara inodarika yasara hupenyu hunobatsira inoratidza kumirira. Yatadza kana kuti munguva pfupi-ku{3}}kutadza midziyo inoda kugadziriswa nekukasika{4}kumirira kutambisa simba nenjodzi yekutadza kushanda. Musika we2024-2025 unopa matekinoroji ehunyanzvi (maLED, pombi dzekupisa, madhiraivha anochinja) uko kumirira kunopa rubatsiro rushoma. Tekinoroji dziri kusimukira dzine mashandiro asina chokwadi kana kudhura kwakanyanya kunogona kupembedza kuenderera mberi kwekutarisa kusati kwaitwa.

Energy Efficiency