Africa iri pakati pechirongwa chikuru chemagetsi kumaruwa munhoroondo yayo, uye makiromita ese emutsetse mutsva, transformer yega yega yekugovera magetsi uye mini-grid yega yega inodazvinhu zvekuumba ivhuizvo makambani emagetsi anogona kuvimba nazvo kwemakumi emakore. Kubva muna 2024, anengeVanhu mamiriyoni mazana matanhatu vari kuSub-Saharan Africa — 47% yevanhu — vakanga vasati vawana magetsi, zvichienderana neSangano reSimba rePasi Pose. Basa 300, chirongwa cheWorld Bank-African Development Bank, chine chinangwa chekubatanidza mamiriyoni mazana matatu ezviuru zvavo panosvika gore ra2030. Mubasa redu rekutumira kunze kwenyika, kukura uku kunoshanduka kuva mubvunzo mumwe chete unoshanda kumapoka ekutenga: munowana sei zvinhu kubva kumakambani aya?zvinhu zvekuumba ivhu muAfricaMusika we "price-sensitive market" uchiri kutevedzera zvinodiwa neIEC, mudziyo mumwe nemumwe?
Ndini Jane Yang, maneja wekutengesa kuXinchang Shibang New Material, uko fekitori yedu yave ichigadzira matanda evhu, maconductor evhu uye mapits ekuongorora kwemakore anopfuura 17. Mugwaro iri ndinotsanangura zvinodiwa nematender eAfrica, mabatsiriro atinoita vatengi kusarudza pakati pematanda evhu akaputirwa nesimbi nemhangura zvichienderana nevhu uye bhajeti, nei kuba mhangura kuri kusundidzira magetsi kumaconductor esimbi akaputirwa nemhangura (CCS), uye marongero eMOQs, nguva dzekutungamira uye kurodha macontainer epaipi yepurojekiti pane odha imwe chete.
- Vanhu vanosvika mamiriyoni mazana matanhatu (47% vekuSouth Africa) vakanga vasina magetsi kusvika muna 2024, uye Mission 300 ine chinangwa chekubatanidza magetsi matsva mamiriyoni mazana matatu panosvika gore ra2030 - transformer yega yega, pole top uye mini-grid mukuvaka ikoko kutenga magetsi epasi.
- Matender everuzhinji muAfrica anotsanangura mwero wenyika wakavakirwa paIEC — semuenzaniso tender yemuSouth Africa ya2025, inotsanangura SANS 1063 yetsvimbo dzevhu uye SANS 10199 yekugadzira electrode yevhu — saka "kutevedzera mitemo chaiyo" inodiwa pamapepa, kwete chirevo chekushambadzira.
- Tinokukurudzira kuti ushandise matanda evhu anodziya kana akanyoroveswa nesimbi inopisa kuti ivhu rirambe richipisa uye risingadhuri zvakanyanya, uye matanda ane mhangura (≥0.254 mm copper layer, ≥580 N/mm² tensile strength) uko ivhu rinoora kana kuti maelectrode anofanira kudhonzwa zvakadzika uye zvakabatana.
- Kuba mhangura kunodhura Eskom yekuSouth Africa mari inofungidzirwa kusvika mabhiriyoni mashanu kusvika manomwe emadhora pagore, saka maconductor esimbi akafukidzwa nemhangura - ane chidimbu chidiki chemarara emhangura chaiyo - anobvisa mukana wekuba kana magetsi akavhurika.
- Tinoudza vatengi vepurogiramu kuti kugara kwenguva refu kunopfuura mutengo chaiwo: kukodzera fekitari imwe chete, kukiya fungidziro yemwedzi gumi nemiviri, uye kutumira midziyo yeSKU yakasanganiswa ine tsvimbo, maconductor, maclamp nemapits pamwe chete.
Kukura Kwemagetsi muAfrica — Uye Kudiwa Kwezvinhu Zvekushandisa Pakuumba Ivhu
Tinofunga kuti nhamba dzepamusoro-soro dzakakodzera kumbomira, nekuti ndidzo dzinotsanangura hukuru hwemusika wekugadzira zvinhu zvevhu kwemakore gumi asara aya. Kutevera kwekutanga kweIEA kwemari yekuwana magetsi kwakawana kutipasi pemadhora mabhiriyoni maviri nehafu ($2.5 bhiriyoni) pagoreparizvino yakazvipira kuvhara mukaha wekupinda kwevanhu muSouth Saharan Africa, ine vanhu vangangoita48% yemari iyoyo inoenda ku grid-based accessMari yekubatsira kugadzirisa matambudziko aripo — ma mini-grid nemasisitimu akazvimirira — yakawedzera ne20% pakati pa2019 na2023, uye hurumende dzemuAfrica dzakapa USD 1.9 bhiriyoni yemagetsi mumabhajeti adzo enyika a2025, inenge chikamu chimwe muzvitatu chebhajeti rese remagetsi.
Kubva pamaonero edu, Mission 300 ndiyo purogiramu inochinja nguva. Bhangi reNyika rinozvipira kubatanidza vanhu mamiriyoni mazana maviri nemakumi mashanu uye African Development Bank mamwe mamiriyoni makumi mashanu, kuti pave nekubatana kutsva mamiriyoni mazana matatu panosvika gore ra2030. Chirongwa ichi chakashuma chiitiko chayo chekutanga muna Chikumi 2026: vanhu vanopfuura mamiriyoni makumi mashanu vakabatana munyika makumi mana. Tinonzwa izvi mubhuku redu reodha - mumakore maviri apfuura maodha edu emakatoni anodzokororwa kubva kuvatengesi vanoshandira makontrakita emagetsi ekuEast neWest Africa akawedzera zvishoma nezvishoma, uye mibvunzo yatinogamuchira iri kuramba ichitaura nezvezvirongwa zvemagetsi zvinotsigirwa nemazita.
Tinoona mutyairi wechipiri, akanyarara. Mukutakura kwedu, magrid madiki uye masisitimu emagetsi ezuva ari kukura zvakaenzana nekuwedzera kwegrid, uye vanoisa magetsi vanoda michina yakafanana yekuisa magetsi mumabheti madiki, anowanzo shandiswa. Iye zvino tava kutakura magaba akasiyana-siyana evatengesi vemuAfrica anosanganisa marodhi epasi akazara emakambani emagetsi nerodhi pfupi uye maclamp madiki evanoisa magetsi ezuva ari kunze kwegrid - fekitori imwe, nzira mbiri dzekutsvaga magetsi, imwe chete yekutumira.
Zvinoreva "Kutevedzera Mutemo Wakakosha" Mukutenga Zvishandiso zveAfrica
Muruzivo rwedu, vatengi vari kutsvagazvinhu zvepasi zvemagetsizvinokurumidza kupinda mumusungo wemashoko. Mitemo mizhinji yeAnglophone muAfrica inotevedzera IEC, saka magwaro etender anotikugadzira ivhu; pasiizwi rekuti American NEC. Kodhi yekubatanidza waya yeSouth Africa SANS 10142-1 yakavakirwa paIEC 60364, Kenya inoshandisa zviyero zveKS IEC, uye Nigeria inoshandisa zviyero zveIEC kuburikidza neSON. Tinogara tichikurudzira vatengi kuti vatsvage mazwi ese ari maviri, nekuti kutsvaga kunoshandisa izwi reAmerica chete kunopotsa hafu yemusika - ndosaka tichinyora kuti "earthing" kutanga uye "grounding" kechipiri muzvinyorwa zvedu.
Chii chinodiwa nenyanzvi chaiyo yeAfrica yekunyora matsamba?Mutengo wekutengesa we2025 kubva kuMasipala weDunhu reOR Tambo muSouth Africamuenzaniso wakanaka weveruzhinji: zvinoda kuti masisitimu evhu aenderane nezvinodiwaSANS 1063(tsvimbo dzevhu, zvinobatanidza uye zvinobatanidza),SANS 10199(dhizaini uye kuiswa kwema electrodes evhu),SANS 10292(kuumbwa kwemasisitimu ekugovera ane simba shoma) uyeSANS 62305-3(kudzivirira mheni pazvivakwa). Tinoona zvirevo zvakafanana zvinobva kuSANS- neIEC muzvinotsanangurwa zvemagetsi mukondinendi yese.
Zano redu kune vanotanga kutenga zvinhu kunze kwenyika kekutanga nderemutemo une magwaro matatu. Tinokurudzira kukumbira chitupa chemuchina wekugadzira zvinhu pasimbi, report ye coating — ukobvu hwe zinc ye galvanized rods, ukobvu hwe copper layer ye copper-clad — uye batch tensile test. Kana kukosha kweodha kuchiratidza kuti ndizvo zvazviri, tinoronga kuongororwa ne SGS kana Bureau Veritas tisati taisa zvinhu mu container, uye takadzidza kuti vaongorori vemagetsi vane hanya zvikuru nemapepa aya kupfuura kutora mifananidzo yemabrochure.
Tsvimbo dzeGround dzakagadzirwa nesimbi kana nemhangura: Kusarudza nevhu, bhajeti uye hupenyu hwekugadzira
Mufekitori yedu, iyi ndiyo sarudzo yekusarudza inonyanya kukoshaKutenga zvinhu zvemagetsi muAfricahurukuro. Mhando dzese dzetsvimbo dzacho dzine simbi uye dzinofambiswa; dzakasiyana nependi inodzidzivirira kubva muvhu. Tinoshandisa hurongwa hunotevera kana muparidzi akatitumira gwaro repurojekiti:
| Chiyero | Tsvimbo Yakanyudzwa Inopisa | Tsvimbo Yakaputirwa neMhangura |
|---|---|---|
| Kupfeka kwekudzivirira | Zinc layer, inoiswa muchina wekupisa | Mhangura yeElectrolytic, ≥0.254 mm pane yedu AF-0232 series, kuchena ≥99.95% |
| Kugona kutyaira kwemuchina | Zvakanaka; musimboti wesimbi unoda kutyaira nenyundo | Yakanaka kwazvo; simba rekudhonza ≥580 N/mm², kutwasuka ≤1 mm/m pakugadzirwa kwedu |
| Kukwana kwevhu | Ivhu risingapindi mvura zvakanyanya, rakanyorova, uye risingarwisi | Ivhu rinoparadza, rine acidic kana kuti rinogara kwenguva refu; maerekitirodhi anofambiswa nemhepo yakadzika ane macouplers |
| Mutengo wechikamu | Chikamu chekutanga — bhajeti rekushanda rezvirongwa zvekugadzira grid kumaruwa | Mutengo wepakati-range unosimbiswa nehupenyu hurefu hwebasa muvhu rakaoma |
| Kushandiswa kwakajairika | Maelectrode ekubatanidza matanda nemagetsi muvhu remhando yepamusoro; kuburitswa kwemaerekitironi akawanda kumaruwa | Maelectrode epasi pechiteshi uye etransformer, madhiraivha akabatana akadzika, maelectrode ekudzivirira mheni pasi |
Mubasa redu rekupa mazano, kuramba ivhu ndicho chinochinja-chinja chinosarudza tafura iyi. Ruzhinji rwebhandi reSahelian nepakati penyika yekuchamhembe kweAfrica rwuri pasi pevhu rakaoma, jecha kana kuti rakatetepa uko tsvimbo imwe pfupi isingasvike pakukosha kwekurambira kwakakodzera. Tinokurudzira tsvimbo refu dzakaputirwa nemhangura dzakasungirirwa muzvikamu zvakabatana mumamiriro ezvinhu iwayo, kana tsvimbo dzakawanda dzakaparadzaniswa uye dzakasungirirwa - tsvimbo yacho yakachipa kana tichienzanisa nebvunzo yekugamuchirwa yakundikana. Muruzivo rwedu rwekupa mvura ine hunyoro, isingapindi simba zvakanyanya kumahombekombe eWest Africa, tsvimbo ine magasi inowanzopfuura zvakanaka uye inochengetedza bhajeti chaiyo pachiyero chezviuru gumi zvemayuniti.
Maitiro edu akajairika, kana mutengi asina chokwadi, kukumbira kuyerwa kwekudzivirira ivhu kana kutsanangura nzvimbo, wobva wapa odha yekupatsanura - tsvimbo dzakagadzirwa negalvanized kuti 70% yenzvimbo dziri nyore, dzakaputirwa nemhangura kuti 30% dzakaoma. Unogona kutarisa mhando dzese dziri mbiri pawebhusaiti yedu.tsvimbo yevhu yakagayiwauyetsvimbo yepasi yakaputirwa nemhanguramapeji ezvigadzirwa, uye mhuri yakazara yerod pane yedupeji rechikamu chetsvimbo yepasi.
Kubiwa Kwemhangura Kuri Kuchinja Sarudzo Yemutyairi — Nyaya Yewaya Yevhu yeCCS
Tinotenda kuti hapana gwara rechokwadi rekushandisa zvinhu zvevhu muAfrica rinogona kufuratira kuba. Chirongwa cheGlobal Initiative Against Transnational Organized Crime chakanyorwa mubhuku rayo rekutiMushumo waZvita 2023 pamusoro pehupfumi hwemhangura husiri pamutemo muSouth Africakuti kuba mhangura kunodhura EskomR5–7 bhiriyoni pagore, pamwe chete neR2 bhiriyoni yakawanda yekutsiva tambo dzakabiwa— pamwe nekurasikirwa kwakabatana nehupfumi hwese kunofungidzirwa kuva mabhiriyoni zana nemakumi masere nenomwe emadhora ($187 bhiriyoni). Transnet yakashuma zviitiko zvinosanganisira tambo dzakabiwa kwemakiromita anopfuura chiuru nemazana mashanu (1,500 km). Tinoziva kuti tambo dzinofambisa ivhu — dzinowanzo shandiswa pamatanda asina kujeka kana kuti dzakavigwa pasi padziri — chikamu chehupfumi hwemhosva idzi.
Mumashoko edu, simbi yakaputirwa nemhangura ndiyo mhinduro yeinjiniya iyo mabhizinesi mazhinji anotsanangura. Waya yedu yeAF-0525 CCS yakasungirirwa inoshandisa simbi yakasimba inosimba —560–1,040 MPazvichienderana negiredhi — ine 0.25 mm copper layer inotakura fault current. Tinogadzira magiredhi ekufambisa magetsi kubva pa15%–40% IACS, ne dhayamita ye monofilament kubva pa1.4 mm kusvika pa3.2 mm inosanganiswa kuita ma conductor ane tambo 7 kusvika 37 ane dhayamita ye 4.2–22.5 mm, uye hupenyu hwedhizaini hunopfuura makore 50 pasi pevhu. Kugona kwedu kugadzira pamutsetse uyu i 100,000 metres pamwedzi.
Hatisi kupokana kuti CCS inotsiva mhangura kwese kwese — mameti emagetsi ane simba guru achiri ezvikamu zvemhangura kana zveCCS zvinorema. Mumashoko edu ekutengeserana nevatengesi vemuAfrica, CCS ndiyo yave kurudziro yekutanga kunekugadzira grid yekumaruwamapombi ekudonhedza pasi, mapombi ekudonhedza pasi uye fenzi yekubatanidza pamichina yekudyisa zvirimwa yekumaruwa. Tinoburitsa zvese zvinodiwa paPeji yechigadzirwa chewaya cheCCS.
Kutsvaga Zvinhu Zvekuumba Pasi Pamwero: MOQs, Lead Times uye Container Economics
Muruzivo rwedu, chirevo chekuti "pachiyero" mumusoro wechinyorwa chino ndipo panobudirira kana kuti pakundikana hukama hwevatengesi. Chirongwa chemagetsi hachitenge tsvimbo mazana maviri; chinotenga tsvimbo zviuru makumi maviri pakota, pamwe neconductors nemakiromita, pamwe neclamps nemapit ekuongorora, pachirongwa chakabatana nematanho evakondirakita. Takanyora gwara rakasiyana rakadzama reMOQs, nguva dzekutungamira uye kurodha makontena kune vanopinza tsvimbo dzevhu kekutanga, uye pfungwa imwecheteyo inoshanda kune vanotenga purogiramu: rongai nzira yekufambisa zvinhu, kwete odha yekutenga.
Tinoshandisa nzira iri nyore yekufungidzira iri pazasi kana muparidzi achitsanangura purojekiti. Isa huwandu hwenzvimbo dzekuisa pasi (nzvimbo dzetransformer, nzvimbo dzekubatanidza masevhisi kana nzvimbo dzematanda), tsvimbo dzaunotarisira papoindi imwe neimwe, uye mamita emuchina wekufambisa - inoyera huwandu hwako uye inoratidza kuti huwandu hwedanda hunosvika mamita makumi maviri hupi mumudziyo une 20-ft:
Muongorori weZvinhu zveKugadzira Ivhu weProjekiti
Tinowedzera zvinyorwa zviviri zvinoshanda kubva kudhesiki redu rekutumira zvinhu kunze kwenyika. Tinowanzo kurudzira magaba eSKU akabatanidzwa kutanga: tsvimbo, mareels eCCS conductor, maclamps nemagomba evhu zvinogovana mudziyo mumwe chete, uye tinoisa muchirongwa chekurodha zvinhu chinogamuchirwa nechikwata chedu chekuchengetera zvinhu chisati chafamba. Tinopawo zano rekuti chivako chiongororwe muchirongwa - kuongororwa kwechitatu-bato risati ratumirwa kunowedzera mazuva, kwete mavhiki, uye zvakachipa zvikuru pane gakava mushure mekusvika. Tambo yedu yesimbi yakaputirwa negalvanized chete inomhanya zvidimbu zviuru gumi pamwedzi neMOQ yezvidimbu zana, saka vatyairi vendege nemapurogiramu epurogiramu vanogona kubva kunobva kumwe chete kwakakodzera.
Nei Vatengi vemuAfrica Vachiramba Vachishanda Nefekitori Yedu
Tiri fekitari, kwete kambani yekutengesa. Fekitori yedu, Xinchang Shibang New Material, yave ichigadzira zvigadzirwa zvekudzivirira mheni nematombo ekudzivirira mheni kwemakore anopfuura 17 kubva kufekitori yedu iri muZhejiang, China, uye mhuri ina dzezvigadzirwa dzinotaurwa munyaya ino — tsvimbo dzakagadzirwa nesimbi, tsvimbo dzakaputirwa nemhangura, maCCS conductors, pamwe chete nezvisungo, makomba evhu nezvinhu zvekushongedza zvakavapoteredza — zvese zvinobva kwatiri. Ndapedza makore gumi nemaviri ndiri padhesiki redu rekutengesa kunze kwenyika, uye maitiro andinoona nevatengi vemuAfrica akafanana: odha yekutanga kuyedzwa nekungwarira, yechipiri mudziyo, uye panosvika wechitatu tiri kuronga kufanotaura kwekota pamwe chete.
Tinounza zvinhu zvina kuKutenga zvinhu zvemagetsi muAfricazvakananga: zvitupa zvemugayo zvine mwero webatch-level uye mishumo yekuputira pane zvese zvinotumirwa, kuongororwa kwekutumira zvinhu kwakarongwa neSGS kana Bureau Veritas kana zvakumbirwa, mapurani ekutakura zvinhu zvakasanganiswa akagoverwa usati waenda, uye mazano echokwadi kana chigadzirwa chakachipa chakanyatsoenderana nevhu rako — tichakuudza kuti utenge chakaputirwa kana chakaputirwa chakakwana, nekuti tingada kukupa purogiramu yako kwemakore gumi pane kukutengesa kamwe chete.
Mibvunzo Inowanzo bvunzwa
Ndezvipi zvinodiwa zvekugadzira zvinhu zvemagetsi muAfrica zvinowanzo shandiswa?
Mazhinji emakambani eAnglophone muAfrica anotsigira mitemo yenyika yakavakirwa paIEC. Kodhi yeSANS 10142-1 yeSouth Africa yakavakirwa paIEC 60364, Kenya inoshandisa mitemo yeKS IEC, uye Nigeria inoshandisa mitemo yeIEC kuburikidza neSON. Matender everuzhinji anoenderera mberi uye anodudza mitemo yezvikamu - tender yemunicipal yeOR Tambo yatataura pamusoro apa inonyora SANS 1063 yematanda earth rods, SANS 10199 yekugadzira electrode uye SANS 10292 yeLV distribution earthing.
"Kugadzira ivhu" kwakasiyana here ne "kuumba ivhu"?
Panyaya dzehunyanzvi vanotsanangura basa rimwe chete. Kugadzira pasi izwi rekuti IEC-international rinoshandiswa muAfrica, Europe nenzvimbo zhinji dzeAsia; kugadzira pasi izwi rekuti American NEC. Paunenge uchitsvaga vatengesi kana zviyero zvemapurojekiti emuAfrica, shandisa "kugadzira pasi" kutanga - ndiwo mutauro wemagwaro ebasa auchazoda kuzadzisa.
Ndeipi danda revhu riri nani paivhu reAfrica rinogara richidzivirirwa nechando?
Matavi akaputirwa nemhangura muzvikamu zvakabatana, zvakadzika. Ivhu rakaoma rejecha kana kuti relateritic rinowanzo ramba electrode imwe pfupi; matavi akaputirwa nemhangura ane shinda anobvumira vashandi kutyaira zvikamu zvakawanda kuti vasvike padanho rekudzivirira rakaderera, uye ≥0.254 mm copper layer inorarama ivhu rinoparadza kwenguva yakareba kupfuura zinc. Kunyangwe izvozvo zvikatadza, matavi akawanda akaputirwa neCCS conductor ndiwo anowanzo shandiswa.
Waya yeCCS inodzivirira sei kuba kana ichienzaniswa nemhangura chaiyo?
Panyaya dzezvehupfumi. Muchina weCCS unonyanya kushandiswa nesimbi, saka kukosha kwawo kwetsvina kudiki pane mhangura uye mbavha hadzina chikonzero chekuibvisa - chinhu chakakosha kana kuba mhangura kuchidhura makambani akaita seEskom mari inofungidzirwa kusvika mabhiriyoni mashanu kusvika manomwe pagore. Ganda remhangura re0.25 mm richiri nemagetsi emagetsi uye rinopa simba rekudzivirira ngura kwenguva inodarika makore makumi mashanu pasi pevhu.
Ndezvipi zvinofanirwa kutarisirwa nevanotenga zvinhu zvekutanga kubva kumakambani ekugadzira zvinhu zvepasi (ground rods)?
Tinoona zvichisiyana zvichienderana nefekitori uye chigadzirwa. Semuenzaniso, tambo yedu yesimbi yakakangwa inotangira paMOQ yezvikamu zana kuitira kuti vatengi vagone kumhanyisa odha yekuedza vasati vazvipira kutenga magaba. Kana purogiramu yatanga kushanda, tinokurudzira kuchinja kubva pakutenga odha yega yega kuenda kufungidziro yekuti zvigadzirwa zvinogadzirwa zvinochengeterwa nguva nenguva.
Matavi mangani epasi anokwana mumudziyo we 20-ft?
Tinogara tichipindura kuti zvinoenderana nehurefu hwetsvimbo, dhayamita uye maitiro ekurongedza - mhinduro yechokwadi ihurongwa hwekurodha, kwete nhamba imwe chete. Kazhinji kacho mudziyo we 20-ft unotakura matani angangoita 25-28 etsvimbo dzakakuyiwa. Tinoburitsa mafambiro akadzama ane mienzaniso yakashanda mugwara redu reMOQs, nguva dzekutungamira uye kurodha kwetsvimbo, zvakabatana muchikamu chekutsvagisa chiri pamusoro.
Fekitori imwe chete inogona kupa tsvimbo, madhairekita, maclamps nemakomba evhu pamwe chete here?
Ehe — uye kune vanotenga mapurogiramu tinokurudzira izvozvo. Tinowana kuti matangi eSKU akasanganiswa anoderedza mutoro wepayuniti, zvinoita kuti magwaro ave nyore kune seti imwe chete yezvitupa uye kuongororwa kamwe chete, uye zvinoita kuti maitiro ega ega ega aenderane. Fekitori yedu inogadzira mhuri dzese ina, saka odha imwe chete yekutenga inogona kubhadhara bhiri rese rehuwandu hwevhu.
Kuronga chirongwa chemagetsi kana kupa chimwe?
Titumirei bhiri renyu rehuwandu kana tsananguro yenzvimbo yacho — tichadzoka nesarudzo yerodhi nekonductor, hurongwa hwekurodha zvinhu uye zvitupa zvinodiwa netender yenyu.
Jane Yang— Maneja weKutengesa, Xinchang Shibang New Material Co., Ltd.
Jane apedza makore gumi nemaviri ari padhipatimendi rekutengesa zvinhu kunze kwenyika mufekitori yedu yekugadzira zvinhu zvevhu, achitsigira vagovanisi, makondirakita eEPC uye mapurogiramu emagetsi muAfrica yese, Middle East neSoutheast Asia netsvimbo dzepasi, madhairekita evhu uye masisitimu ekudzivirira mheni.
Nguva yekutumira: Nyamavhuvhu-13-2026