Indlela yokukhetha ifowuni engaqhumiyo kwiinkqubo zonxibelelwano lwezityalo zekhemikhali

• Ukwahlulwahlulwa kwendawo kuqhuba isigqibo sokuqala: akukho fowuni kufuneka ikhethwe ngaphambi kokuba kuqinisekiswe umlinganiselo wendawo enobungozi.
• Ukhuseleko lokungena, ukumelana nokugqwala, kunye nokuvakala kwesandi kubalulekile njengokhuseleko lokuqhuma kwizityalo zeekhemikhali.
• Abathengi beprojekthi kufuneka baqinisekise amaxwebhu oqinisekiso, imida yokufakela, kunye nokufikelela kulondolozo ngaphambi kokuthelekisa ixabiso.
• Unxibelelwano olungxamisekileyo lwemizi-mveliso lumalunga nokuthembeka phantsi koxinzelelo, kungekuphela nje ukubiza ngelizwi eliqhelekileyo.
• Amaphepha okuchonga kufuneka ahlolwe ngokweemeko zezityalo zokwenyani, kuquka ingxolo, ukungcola, ukufuma, kunye nokuvezwa ziikhemikhali.

Ifowuni engaqhumiyo yezityalo zeekhemikhali ayisiyonto nje eyomeleleyo; sisixhobo sonxibelelwano esenzelwe ukusebenza ngokukhuselekileyo kwiindawo apho kunokubakho igesi evuthayo, umphunga, okanye uthuli, kwaye isigqibo kufuneka sisekelwe kuhlu lwezityalo oluyingozi, kungekhona kwiingcinga zefowuni zeofisi ngokubanzi. Kwizicwangciso zokwenza izinto ngokuzenzekelayo kunye nokhuseleko lwemizi-mveliso, ixesha lokunxibelelana liyinxalenye enye kuphela ye-equation, kuba ifowuni kufuneka ithobele imithetho yendawo enobungozi kwaye igcine isandi esisebenzisekayo kwiindawo ezinengxolo. Kwiziqinisekiso kunye neereferensi zohlu, iinjineli zihlala zihlola.I-ISO 80079-36kwizixhobo ezingezizo ezombane kwiindawo eziqhumayo,Isikhokelo sokhuseleko se-IECkunyeIsikhokelo sendawo enobungozi ye-OSHA; xa kukho ukugqwala kunye nokuvezwa yimozulu, amaqela ezityalo ahlala ejonga ulindelo lwendawo ebiyelweyo ngokuchaseneIsikhokelo se-NEMA Type 4X enclosureNgokwemigaqo yokuthenga, ifowuni yesityalo seekhemikhali esifanelekileyo inciphisa umngcipheko wokutsha, ixhasa impendulo engxamisekileyo, kwaye yehlisa iindleko ezifihlakeleyo zokulungiswa ngokutsha okubangelwa ziinkcukacha ezingangqinelaniyo.

Indlela yokukhetha ifowuni engaqhumiyo kwizityalo zeekhemikhali: izihluzi zokuqala ezintathu

Inkqubo yokukhetha ekhuselekileyo iqala ngokwahlulahlula, ize itshintshele kwindawo engqongileyo, ize isebenziseke lula. Ifowuni yesityalo seekhemikhali edlula enye yezi zihluzo isenokungasebenzi kakuhle.

Okokuqala, qinisekisa ulwahlulo lweendawo ezinobungozi. Kwiiprojekthi ezininzi, umbuzo obalulekileyo kukuba ingaba indawo leyo yiZone 1, Zone 2, okanye yindawo elinganiswe ngothuli. Isatifikethi sefowuni kunye nophawu kufuneka zihambelane nolwahlulo lwendawo, iqela legesi, kunye nodidi lobushushu. Ukuba indawo leyo ihlelwe ngokweegesi okanye umphunga ovuthayo, ifayile yokuthenga kufuneka ibonise indlela isixhobo esithintela ngayo ukutsha phantsi kweemeko eziqhelekileyo zokusetyenziswa kunye neemeko zempazamo. Ukuba indawo leyo ibandakanya uthuli oluvuthayo, imida yobushushu bomphezulu ibaluleka ngokulinganayo.

Okwesibini, chaza umthwalo ongqongileyo. Izityalo zeekhemikhali zihlala zidibanisa umswakama, ukuchitheka kweenkqubo, iikhemikhali zokucoca, ukuvezwa yi-UV, kunye nokutshintsha kobushushu. Ucingo lwendawo enobungozi olukhuselekileyo ephepheni kodwa olubuthathaka ekungcoleni luya kuba yingxaki yokulungisa ngokukhawuleza. Ngenxa yesi sizathu, amaqela eprojekthi ahlala evavanya izinto ezivalekileyo, uyilo lwe-gasket, ukutywinwa kwekhiphedi, indlela yokungena kwikhebula, kunye nezixhobo zokufaka njengenkqubo enye endaweni yeendawo ezizimeleyo.

Okwesithathu, vavanya ukuba ifowuni ingasetyenziswa na ngexesha lesiganeko esingaqhelekanga. Kwimeko ethile, abaqhubi basenokuba banxibe iiglavu, ii-alamu zisenokuba ziyasebenza, kwaye ingxolo engqongileyo inokudlula amanqanaba aqhelekileyo emizi-mveliso. Ifowuni eqinisekisiweyo ngobuchwephesha kodwa engenakuviwa okanye engasebenzi phantsi koxinzelelo ayiniki ixabiso lokwenyani. Yiyo loo nto i-acoustic output, i-microphone sensitivity, i-call literacy, kunye nokuziphatha kwe-emergency-call kufuneka kube yinxalenye yoluhlu lokuhlola ukhetho.

Kumaqela okuthenga, olu landelelwano luthintela enye yezona mpazamo zixhaphakileyo: ukuthenga ngesihloko sekhathalogu endaweni yokuthenga ngemeko yendawo.

Iinkcukacha zefowuni yesityalo sekhemikhali ezibaluleke ngaphezu kwexabiso

Ixabiso lelona nani lilula ukulithelekisa, kodwa ayilonani eligqiba ngempumelelo yentsimi. Eyona nkcazelo ibalulekileyo yile ithintela ixesha lokungasebenzi, ukungathobeli imithetho, okanye ukuziphatha okungakhuselekanga konxibelelwano.

Qala ngovavanyo lokhuseleko kunye nesiqinisekiso sendawo enobungozi. Ifowuni yesityalo seekhemikhali idla ngokufuna indawo evalekileyo eqinisekisiweyo enokhuseleko lokuqhuma olubhaliweyo kunye nenqanaba lokutywina elifanelekileyo lokuvezwa ngaphandle okanye ukuhlamba. Kwiiprojekthi ezininzi zoshishino, iinjineli zikwajonga uphononongo lwe-IP olufana ne-IP66 okanye i-IP67 xa ukuvezwa kwijethi yamanzi okanye ukuntywiliselwa okwethutyana kunokwenzeka. Uvavanyo ngokwalo alwanelanga; indlela yokufaka kufuneka igcine olo vavanyo emva kokungena kombhobho, ukufakwa eludongeni, kunye nokupheliswa kwentambo.

Okulandelayo, jonga ukusebenza kwe-acoustic. Kunxibelelwano lwemizi-mveliso, ukuqonda kubaluleke ngaphezu kwesandi esiqhelekileyo. Isixhobo sefowuni okanye isixhobo esingenazandla kufuneka siqondakale xa kuziwa kwingxolo yenkqubo, iicompressor, iipompo, kunye neefeni zomoya. Ngokwendlela esebenzayo, oku kuthetha ukuba ifowuni kufuneka isetyenziswe kwinqanaba lendawo yokwenyani yengxolo yangasemva, kungekuphela nje kwilabhoratri. Ukuba isityalo sinendawo yengxolo ephezulu, isixhobo sefowuni esine-receiver eqinisiweyo, imakrofoni erhoxisa ingxolo, okanye indlela yesandi eyandisiweyo iluncedo ngakumbi kunesixhobo se-analog esisisiseko.

Emva koko jonga ukuqina koomatshini. Iifowuni zoshishino kwizityalo zeekhemikhali zihlala ziphathwa ngabasebenzi abanxibe iiglavu, abasebenzi bokulungisa, kunye nabaphenduli bexesha likaxakeka. Indlu eqinileyo, ikhiphedi enganyangekiyo, kunye nokufakelwa okukhuselekileyo kunciphisa ukwaphuka kunye nokuphazamiseka. Kwiindawo ezisetyenziswa kakhulu njengeendlu zamasango, iindawo zokufikelela kwigumbi lolawulo, okanye imida yezityalo, uyilo oluqinileyo lunokuba nexabiso eliphantsi kwixesha lobomi kuneyunithi engabizi kakhulu engasebenzi kwangoko.

Ngokwesikhokelo se-OSHA sendawo enobungozi, izixhobo zombane ezisetyenziswa kwiindawo ezikhethiweyo kufuneka zilungele udidi oluthile lweengozi, yiyo loo nto ifowuni eqhelekileyo yemizi-mveliso ingamkelekanga endaweni yefowuni yendawo enobungozi ethobela imithetho.

Kutheni ifowuni yendawo enobungozi kufuneka ihambelane nenkqubo yesityalo, kungekuphela nje nesakhiwo

Ifowuni echanekileyo ixhomekeke kumngcipheko wenkqubo, kungekuphela nje apho udonga lukhona. Iyunithi esebenza kakuhle kwifama yetanki yesinyibilikisi isenokungafaneleki kufutshane nendawo yokulayisha, kwaye ifowuni esebenza kakuhle kwisakhiwo esinye secompressor inokungasebenzi ecaleni kwendawo yereactor ene-washdown rhoqo kunye nomsi weekhemikhali.

Izityalo zeekhemikhali zihlala zidibanisa izinto ezininzi ezibangela uxinzelelo. Ukuvezwa ngumphunga kunokuhlasela iiplastiki kunye nezitywini. Imozulu edlamkileyo inokonakalisa izihlanganisi kunye nezibophelelo. Umswakama ophezulu unokudala ukufuma ngaphakathi kwezivalo. Ukutshintshatshintsha kobushushu kunokuphazamisa ii-gaskets kunye nezincamathelisi. Ukuba ifowuni ifakwe ngaphandle, ukuvezwa yi-UV kuba yenye into yokwaluphala. Ukuba abaqhubi banxiba iiglavu, ukuhamba kwezitshixo kunye nokushiyana kwamaqhosha kubaluleke ngakumbi kunakwindawo eqhelekileyo yeofisi.

Yiyo loo nto amaqela eprojekthi kufuneka adibanise indawo nganye yonxibelelwano kwiimeko zayo zasekuhlaleni. Ucingo lwasentsimini olukufutshane nefama yetanki lunokufuna ukumelana nemozulu ephezulu kunefowuni ekwikhorido yesakhiwo solawulo. Isitishi esikufutshane neyunithi yenkqubo sinokufuna isandi esinamandla kunefowuni esesangweni lomlawuli. Indawo yokulungisa inokufuna umnxeba okhawulezileyo onokufikelela ngokukhawuleza, ngelixa indawo yomphathi inokufuna unxibelelwano oluqhelekileyo kunye nokuhambelana nesango lePBX okanye leVoIP lesityalo.

Kwiimeko ezininzi, isisombululo esilungileyo asikuko imodeli enye efanayo kuyo yonke indawo, kodwa lusapho oluncinci lwezixhobo ezihambelana namanqanaba ahlukeneyo okuvezwa. Loo ndlela inciphisa umngcipheko wobomi kuba indawo nganye ifumana inqanaba lokhuseleko elilifunayo ngokwenene.

Ifowuni engaqhumiyo kwizityalo zeekhemikhali: isiqinisekiso, imigangatho, kunye noko kufuneka kucelwe kukuthengwa

Isiqinisekiso yinxalenye yokukhetha edla ngokungaphumeleli ngexesha lokuhlolwa kweencwadi, kungekhona ngexesha lokuboniswa kwentengiso. Abathengi kufuneka bacele isatifikethi esichanekileyo, uphawu, imiyalelo yokufakela, kunye nemida yokugcinwa ngaphambi kokuba bafake iodolo.

Ngobunjineli bendawo enobungozi,I-ISO 80079-36isetyenziswa kakhulu kwizixhobo ezenzelwe imozulu eqhumayo, ingakumbi apho kufuneka kuqwalaselwe imithombo yokutsha engeyoyombane. Ukuze kubekho ukuqina kwendawo ebiyelweyo kunye nokukhuselwa kwendalo, abathengi bemizi-mveliso badla ngokudibanisa uphononongo lwendawo enobungozi kunye nesikhokelo sendawo ebiyelweyo esifana neUhlobo lwe-NEMA 4X. Ngokuphathelele ucwangciso lokhuseleko lwendawo eMelika,Izixhobo ze-OSHA ezinobungoziNceda uyile ingqiqo yokwahlulahlula. Kuyilo lonxibelelwano olungxamisekileyo, amaqela ezityalo adla ngokujonga imigangatho yobunjineli bangaphakathi echaza apho kufuneka khona ifowuni yongxamiseko yemizi-mveliso ngokuchasene nalapho ulwandiso oluqhelekileyo lwamkelekileyo khona.

Ukuthengwa kwempahla kufuneka kufune amaxwebhu amane ubuncinane:

1. Isiqinisekiso okanye isibhengezo sokuthotyelwa kwemigaqo kwindawo enobungozi ngqo.
2. Isikhokelo sokufakela esineentambo zokungena kunye nemida yokuzifaka.
3. Uvavanyo lokusingqongileyo kunye neenkcukacha zezinto ezisetyenzisiweyo.
4. Inkqubo yolondolozo kunye nokuhlolwa.

Ngaphandle kwala maxwebhu, imveliso ingabonakala ihambelana nemithetho kodwa kube nzima ukuyivuma ngexesha lokuqaliswa komsebenzi. Kwiiprojekthi zoshishino, izikhewu zoxwebhu ziba zizikhewu zeshedyuli.

Kubathengi abathelekisa abathengisi, ukuphelela kwamaxwebhu kudla ngokuba sisisombululo esingcono sempumelelo yeprojekthi kunesaphulelo sexabiso sexesha elifutshane.

Apho uyilo lonxibelelwano lwangaphakathi lutshintsha ukhetho lwefowuni yesityalo seekhemikhali

Inethiwekhi yonxibelelwano igqiba ukuba ifowuni sisixhobo sokhuseleko esizimeleyo okanye yinxalenye yenkqubo yokuphendula ebanzi. Loo khetho lutshintsha iinkcukacha.

Ukuba isityalo sisasebenzisa imigca ye-analog, ifowuni kufuneka idibane kakuhle ne-PBX ekhoyo okanye i-hotline yongxamiseko. Ukuba indawo ifudukele kwi-VoIP, ukuhambelana kwe-codec, ukuqina kwenethiwekhi, kunye necebo lamandla kuba yinto ebalulekileyo. Ukuba isixhobo siyinxalenye yenethiwekhi yokusabela kwimeko kaxakeka, ifowuni inokufuna indlela yokudayela ngokuzenzekelayo, ukucwangcisa i-hotline, okanye ukuhlanganiswa negumbi lolawulo. Kwimeko nganye, uyilo lonxibelelwano lutshintsha iseti yehardware eyamkelekileyo.

Iinkqubo ze-analog zihlala zilula ukuzigcina kwiindawo zoshishino ezinzima kuba zinokuba lula kwaye zingaxhomekeki kakhulu kwiiswitshi zenethiwekhi. Iinkqubo ze-VoIP zinokubonelela nge-routing engcono, ukuxilongwa, kunye nolawulo oluphakathi, kodwa zikwazisa ukuxhomekeka kumandla enethiwekhi, i-latency, kunye noqeqesho loqwalaselo. Kunxibelelwano olubalulekileyo lwezityalo zeekhemikhali, amaqela adla ngokuthanda uyilo olusenokwenza unxibelelwano ngexesha lokungasebenzi kakuhle kwenxalenye.

Yiyo loo nto iimeko zokusetyenziswa ngexesha likaxakeka kufuneka ziqwalaselwe ngaphambi kokuba kukhethwe imveliso. Ifowuni yokulungisa esetyenziswa imihla ngemihla, umnxeba we-alamu, kunye nefowuni yokuphendula kwisiganeko azisoloko zifana.

Xa uthenga, buza ukuba ingaba iyunithi iyayixhasa na i-direct-dial emergency calling, i-hotline mode, i-fail-safe behavior, kunye nokuhambelana nesicwangciso sombane kunye ne-network backup plan yesayithi. Ezi mpawu zihlala zibaluleke ngaphezu koyilo lobuhle.

Itheyibhile yokuthelekisa: iinketho zefowuni yezityalo zeekhemikhali ngokwetyala lokusetyenziswa

Iindawo ezahlukeneyo zezityalo zifuna indlela eyahlukileyo yokuziphatha kwefowuni, kwaye imodeli echanekileyo ixhomekeke kwindima yokusebenza.

Olu thelekiso lubonisa ukuba kutheni iilebhile zemveliso zodwa zinganelanga. Ukhetho olufanelekileyo luxhomekeke ekubeni iyunithi ifakwe phi kwaye iza kusetyenziswa njani ngexesha lemisebenzi eqhelekileyo kunye neziganeko ezingaqhelekanga.

Indlela abathengi abafanele bayihlole ngayo imali yokugcinwa, izixhobo ezingasetyenziswayo, kunye neendleko zomjikelo wobomi

Ixabiso lexesha lobomi lidla ngokuba libaluleke ngaphezu kwexabiso lokuqala lokuthenga kwizityalo zeekhemikhali. Ifowuni engabizi kakhulu ukuyithenga kodwa ebiza kakhulu ukuyinyamekela ayibizi kakhulu.

Qala ngokubuza ukuba iyunithi ifuna ukuhlolwa kangaphi, zeziphi iindawo ezinokutshintshwa, kwaye ingaba umthengisi ubonelela ngoluhlu lwezinto ezingasetyenziswayo ezinokuqikelelwa. Iifowuni, iintambo, iikeypad, iigasket, kunye nezixhobo zokufakela zihlala zizinto zokuqala ezigugayo. Ukuba ezi ndawo kunzima ukuzifumana, ixesha lokungasebenzi liyanda.

Okulandelayo, jonga iimfuno zokucoca nokuhlola. Ukuba isityalo sineendlela zokulawula ucoceko okanye ungcoliseko, ifowuni kufuneka icoceke ngaphandle kokonakalisa izitywino okanye iilebhile. Ukuba indawo iqhuba uhlolo rhoqo, inkqubo yokulungisa kufuneka ibe lula ngokwaneleyo ukuba iingcali ziyiqinisekise ngokukhawuleza. Okukhona kulula ukuvavanya, kokukhona amathuba okuba yenziwe ngexesha elifanelekileyo.

Kubathengi beprojekthi, enye indlela yokulinganisa esebenzisekayo kukufikelela kwiinkonzo. Isixhobo esinokuhlolwa, silungiswe, kwaye sivalwe kwakhona ngaphandle kwezixhobo ezikhethekileyo sidla ngokwenza ukuba kubekho ukungqubana okuncinci kokusebenza. Oko kubalulekile kuba izityalo zeekhemikhali zihlala zicwangcisa ukugcinwa kweefestile ezimfutshane.

Ucwangciso lomjikelo wobomi lukwabandakanya ukuhambelana kwentambo kunye nokufakelwa. Izixhobo ezisetyenzisiweyo ezisemgangathweni kwiiyunithi ezininzi zinokunciphisa umthwalo wempahla kwaye zenze lula uqeqesho lokulungisa.

Iimpazamo eziqhelekileyo xa uthenga ifowuni engaqhumiyo kwizityalo zeekhemikhali

Uninzi lokusilela kokuthenga luvela ekungalungelelanisweni kakuhle, kungekhona ekusweleni kwebhajethi.

• Ukuthenga ngexabiso kuphela uze ufumane ifowuni akuqinisekisiwe ukuba ikwindawo yokwenyani.
• Ukungayinaki intsebenzo ye-acoustic kwiiyunithi ezinengxolo ephezulu.
• Ukujonga ukugqwala, i-UV, okanye ukuvezwa yi-washdown.
• Ukuba zonke iifowuni zoshishino zinokutshintshana kwiindawo zenkqubo.
• Ukulibala ukuqinisekisa imiqathango yokufaka ngaphambi kokuba uqalise ukusebenza.

Ezi mpazamo zinokuphetshwa ukuba umthengi uphatha ifowuni njengempahla yeshishini enxulumene nokhuseleko endaweni yokuba yinto encedisayo kwimveliso. Kwisityalo seekhemikhali, izixhobo zonxibelelwano kufuneka zihlale zisebenza kwiimeko zokwenyani, zixhase indlela engxamisekileyo yokwenza izinto, kwaye zihlale ziphicothwa.

Uluhlu lokuthenga olusebenzayo lwamaqela obunjineli kunye nokuthenga

Inkqubo yokukhetha engcono kakhulu luluhlu olufutshane lokuhlola olusetyenziswa ngaphambi kokuba kuvunywe ngobugcisa.

1. Qinisekisa ulwahlulo lweendawo kunye nazo naziphi na iingozi zothuli okanye umphunga.
2. Qinisekisa iqela legesi kunye neklasi yobushushu efunekayo.
3. Uvavanyo lokulingana, ukumelana nokugqwala, kunye neemfuno zokuvezwa yi-UV.
4. Jonga ukusebenza kwesandi xa uthelekisa nengxolo yesityalo.
5. Qinisekisa ukuhambelana kwamandla, inethiwekhi, kunye nokuhanjiswa kwefowuni.
6. Cela izatifikethi, imiyalelo yokufakela, kunye neenkcukacha zolondolozo.
7. Hlola izixhobo ezingasetyenziswanga kunye nenkxaso yenkonzo yomjikelo wobomi.

Ukuba imveliso idlula la manyathelo asixhenxe, kunokwenzeka kakhulu ukuba isebenze ngokuchanekileyo entsimini.

Imibuzo Ebuzwa Rhoqo: ifowuni engaqhumiyo kwizityalo zeekhemikhali

Yintoni eyona njongo yefowuni engaqhumiyo kwisityalo seekhemikhali?

Injongo ephambili kukubonelela ngonxibelelwano olukhuselekileyo kwindawo enobungozi ngaphandle kokudala umthombo wokutsha, ngelixa usasetyenziswa kwiimeko ezingxamisekileyo kunye neemeko zoshishino ezinomsindo.

Ndingazi njani ukuba ndifuna ifowuni enobungozi okanye ifowuni eqhelekileyo yemizi-mveliso?

Ukuba indawo yokufakela ikwindawo ekhethiweyo enengozi yegesi evuthayo, umphunga, okanye uthuli, udinga ifowuni yendawo enobungozi ehambelana nohlobo lwendawo; ifowuni eqhelekileyo yemizi-mveliso ayanelanga.

Yeyiphi i-IP rating edla ngokucetyiswa kwiifowuni zezityalo zeekhemikhali?

Iiprojekthi ezininzi zifuna i-IP66 okanye i-IP67 ngokuxhomekeke ekuhlanjweni, ukuvezwa ngaphandle, kunye neemeko zothuli, kodwa imfuneko yokugqibela kufuneka ilandele imeko yendawo kunye nendlela yokufakela.

Kutheni umgangatho wesandi ubaluleke kangaka kunxibelelwano olungxamisekileyo lwemizi-mveliso?

Kuba ngexesha lesiganeko, abaqhubi banokuba phantsi koxinzelelo kwaye indawo inokuba nengxolo, ngoko ke ifowuni ekunzima ukuyiva inokulibazisa impendulo nokuba ihambelana nobuchwepheshe.

Ngaba imodeli enye yefowuni engakwaziyo ukuqhuma ingasetyenziswa kuyo yonke indawo kwisityalo seekhemikhali?

Ngamanye amaxesha, kodwa kungekhona rhoqo; iindawo ezahlukeneyo zihlala zinezinga lokuvezwa ezahlukeneyo, iimeko zengxolo, kunye neemfuno zokuhlelwa, ngoko ke imodeli enye isenokungabi yeyona ifanelekileyo kuyo yonke indawo.

Ngawaphi amaxwebhu ekufuneka ndiwacele phambi kokuba ndiwathenge?

Cela uxwebhu lwesatifikethi okanye lokuhambelana, isikhokelo sokufakela, idatha yezinto kunye ne-IP, kunye nemiyalelo yolondolozo ukuze ukwazi ukuqinisekisa ukuthobela ngaphambi kokuba uqalise.

Yeyiphi indlela engcono yokunciphisa iindleko zomjikelo wobomi?

Khetha imodeli enokuhlolwa okulula, iindawo ezingasetyenziswayo ezikhoyo, ulwakhiwo olumelana nokugqwala, kunye nokuhambelana kofakelo nomgangatho wesityalo sakho ukuze ukugcinwa kwayo kuhlale kulula ngokuhamba kwexesha.

Ukuze kucwangciswe imveliso engaphezulu, amaqela adla ngokuthelekisa isixhobo nesixhobo esibanzi.ikhathalogu yemveliso yonxibelelwano lwemizi-mveliso, uze unciphise ukhetho ngohlobo lwesicelo olufana noluifowuni yemizi-mveliso, ifowuni ekwaziyo ukumelana nemozulu, ifowuni enganyangekiyo eyonakalisayokunyeifowuni engxamisekileyoLoo thelekiso inceda abathengi ukuba bahlukanise iimfuno zendawo enobungozi kwiimfuno eziqhelekileyo zobulukhuni, ezingafaniyo.