Uhlalutyo lweempazamo kunye neendlela zokuthintela iswitchgear

Yintoni iswitshi?

Iswitshisi siqulathe iswitshisi enye okanye ezingaphezulu ezine-voltage ephantsi kunye nolawulo oluhambelanayo, ukulinganisa, isignali, ukhuseleko, ulawulo kunye nezinye izixhobo, kunye nomenzi onoxanduva lwazo zonke iintambo zombane kunye nezoomatshini zangaphakathi, ukuhlanganiswa okupheleleyo kwezinto zokwakha kunye. Umsebenzi ophambili weswitshisi kukuvula nokuvala, ukulawula nokukhusela izixhobo zombane kwinkqubo yokuvelisa umbane, ukudlulisa, ukusasazwa kunye nokuguqulwa kwamandla ombane. Izinto ezikwiswitshisi ziquka ikakhulu i-circuit breaker, iswitshi yokuqhawula, iswitshi yomthwalo, indlela yokusebenza, i-mutual inductor kunye nezixhobo ezahlukeneyo zokukhusela.

Uhlalutyo lweempazamo kunye neendlela zokuthintela iswitchgear
Izixhobo zeswitshi ze-12 ~ 40.5kV zezona zixhobo zinkulu zesitishi esingaphantsi kwenkqubo yegridi yamandla. Kwiminyaka yakutshanje, iingozi zeswitshi zenzeke rhoqo, nto leyo ekhokelela kwilahleko kwezoqoqosho, iingozi kunye nezinye iimpembelelo ezimbi kwezentlalo.
Ingozi efihlakeleyo yeengozi kunye neziphene ezingaphakathi zigxile kakhulu kwimo yocingo, amandla okukhupha i-arc yangaphakathi, ubushushu bangaphakathi, ubushushu kunye nokungatshixi, njl. Ngokusebenzisa iindlela zokuthintela ezijolise kuzo, inani leengozi zekhabhinethi yeswitchgear kunye neringi yenethiwekhi liyancipha kakhulu, kwaye ukuthembeka kokusebenza kwenethiwekhi yamandla kuphucuka ngokuthe chu.

1. Ingxaki efihliweyo kwimodi yocingo
1.1. Uhlobo lwengozi efihliweyo
1.1.1 Isibambi esikwikhabhathi yeTV siqhagamshelwe ngqo kwibhasi
Ngokweemfuno zesiqhelo zoyilo, isixhobo sokumisa umkhombe weTV kufuneka sivunywe yibhasi yokudibanisa inqwelo yesandla, ulungiselelo lwendawo yerakhi yeTV, imo yoqhagamshelwano kunye nezinye iindlela ezahlukeneyo, isixhobo sokumisa umkhombe weTV ngenqwelo yesandla yokuzihlukanisa eqhagamshelwe ebhasini, xa ukulungiswa kweTV, inqwelo yesandla yokuzihlukanisa kude, isixhobo sokumisa umbane sisatshajiwe, abasebenzi bangeniswe kwindawo yokugcina impahla bafumana umngcipheko wokothuka ngombane. Isixhobo sokumisa umkhombe kwikhabhinethi yeTV ikakhulu sineendlela ezilandelayo zocingo, njengoko kubonisiwe kuMfanekiso 2:

Imo yoqhagamshelo lweswitshi ifihliwe

1, imo yocingo yokuqala: Isithinteli sombane sekhabhathi yeTV kunye neTV efakwe kwindawo yokugcina impahla engasemva, ifuse efakwe emotweni, isithinteli sombane siqhagamshelwe ngqo nebhasi, iTV ngesandla sokwahlulwa kunye nebhasi eqhagamshelwe;
2, imo yentambo yesibini: Isithinteli sombane sekhabhathi yeTV esifakwe kwigumbi lebhasi, siqhagamshelwe ngqo nebhasi, iTV kunye nefuse efakwe emotweni;
3, imo yentambo yesithathu: Isithinteli sombane sekhabhathi yeTV esifakwe ngokwahlukileyo kwindawo yokugcina impahla engasemva okanye kwindawo yokugcina impahla engaphambili, esiqhagamshelwe ngqo kwibhasi, iTV kunye nefuse efakwe emotweni.
4, imo yocingo yesine: I-TV kunye ne-fuse ezifakwe kwi-XGN series fixed cabinet compartment, i-arrester efakwe ngokwahlukileyo kwenye i-compartment, eqhagamshelwe ngqo nebhasi;
5, imo yentambo yesihlanu: isixhobo sokubamba umbane, iTV kunye nefuse zifakwe kwindawo yokugcina izinto engasemva, isixhobo sokubamba umbane siqhagamshelwe ngqo nebhasi, iTV iqhagamshelwe nebhasi ngemoto yokwahlukanisa ngesandla;
6, imo yentambo yesithandathu: isixhobo sokubamba umbane, ifuse kunye neTV zifakwe kwimoto enye ngesandla, isixhobo sokubamba umbane siqhagamshelwe kwifuse emva kweqonga.
Olu lungiselelo lulolwentambo engalunganga, xa ifuse iphukile isebenza, izixhobo ziya kulahlekelwa lukhuselo lwe-arrester.

1.1.2 Ikhabhinethi esezantsi yekhabhinethi yokutshintsha ayihlukaniswanga ngokupheleleyo nekhabhinethi engasemva
Iikhabhathi ezisezantsi kunye neekhabhathi ezingasemva zezinye iikhabhathi ze-KYN series switch, ezifana neekhabhathi eziphambili ze-transformer in-line switch, iikhabhathi ze-coupling zabasetyhini, kunye neekhabhathi ze-feeder switch, azihlukaniswanga ngokupheleleyo. Xa abasebenzi bengena kwiikhabhathi ezisezantsi, banokuchukumisa ibhasi ngempazamo okanye inxalenye ephilayo yentloko yekhebula, nto leyo ebangela ukutshayiswa ngumbane.
Ingozi efihliweyo ayihlukaniswanga phakathi kwekhabhinethi esezantsi kunye nekhabhinethi engasemva yekhabhinethi yeswitshi, njengoko kubonisiwe kuMfanekiso 3:

Umfanekiso 3 Akukho ngozi ifihlakeleyo ibekwe phakathi kwekhabhinethi esezantsi kunye nekhabhinethi engasemva yekhabhinethi yokutshintsha

1.2, amanyathelo okuchasa
Ikhabhinethi yokutshintsha enemowudi yocingo olufihliweyo kufuneka ihlaziywe kube kanye.
Umzobo wesicwangciso sokuguqulwa kwendlela yocingo lwekhabhinethi yokutshintsha uboniswa kuMfanekiso 5:

UMZOBO 5 Umzobo wesicwangciso sotshintsho lwendlela yocingo lweswitchgear

1.2.1 Inkqubo yohlengahlengiso lobuchwephesha kwindlela yokufakelwa kwentambo yesithinteli sombane kwikhabhathi yeTV
1, kwindlela yokudibanisa iintambo, susa isixhobo sokumisa umbane kwindawo, Imo yokudibanisa iintambo zeTV ayitshintshanga, igumbi lebhasi lokuqala elidlula emngxunyeni wodonga livaliwe, isixhobo sokumisa umbane siguqulwa sibe yimoto yokubopha ifuse kwimoto yesandla, kwaye isixhobo sokumisa umbane sihambelana neseti yefuse kunye neTV.
2. Kwimowudi yesibini yocingo, susa isixhobo sokuthintela umbane kwindawo yebhasi, hambisa isixhobo sokuthintela umbane kwimoto ephathwayo uze usifake kwi-fuse nakwi-lightning arrester, yongeza ipleyiti yokufaka ibhokisi yokuthintela esezantsi, i-baffle yebhokisi yokuthintela kunye nendlela yevalvu, faka iTV kwibhini yangasemva, kwaye uyiqhagamshele kwindawo engaphantsi yemoto yokuthintela umbane ngentambo.
Le nkqubo ingasetyenziswa kwimoto yokuqala eyenziwe ngesandla, kodwa ingacinga nangokutshintsha imoto entsha eyenziwe ngesandla.
3. Kwimowudi yentambo yesithathu, susa isithinteli sombane segumbi lokuqala, hambisa isithinteli sombane kwimoto ephathwayo uze usifake kwi-fuse kunye nesithinteli sombane, vala umngxuma wodonga lwegumbi lokuqala lebhasi, yongeza ipleyiti yokufaka ibhokisi yoqhagamshelwano esezantsi yemoto yesandla, i-baffle yebhokisi yoqhagamshelwano kunye nendlela yevalvu, faka iTV kwigumbi elingasemva uze uyiqhagamshele kwikhonkco elisezantsi ngentambo yentsimbi.
Le nkqubo ingasetyenziswa kwimoto yokuqala eyenziwe ngesandla, kodwa ingacinga nangokutshintsha imoto entsha eyenziwe ngesandla.

4. Kwimo ye-wiring yesine, susa i-arrester kwezinye iindawo ezikwi-compartmental parts, hambisa i-arrester kwi-fuse nakwi-compartmental parts ye-TV, uyiqhagamshele kwi-disconnecting switch break, kwaye uyiqhagamshele ngaxeshanye ne-fuse kunye ne-TV circuit.
5, kwimo yocingo lwesihlanu, isithinteli sombane, indawo yokufakela iTV ingatshintshanga, intambo yesithinteli sombane sokuqala iqhagamshelwe ngqo kwindawo yokunxibelelana nemoto yokwahlukanisa, igumbi lebhasi lokuqala elidlula ngomngxuma wodonga.
6. Kwimo yoqhagamshelo 6, imo yoyilo yeyendibaniselwano engalunganga. Nje ukuba ifuse idityaniswe isebenze, isixhobo siya kulahlekelwa lukhuselo lwe-arrester.
Susa isithinteli sombane kunye nefuse kwimoto yokuqala yesandla, tshintsha indawo yocingo, yenza isithinteli sombane siqhagamshelwe kwi-superior yefuse, kwaye ngokuhambelana nefuse kunye nesekethe yeTV.

1.2.2 Amanyathelo okuthintela ukwahlulwa okungaphelelanga phakathi kwekhabhinethi esezantsi kunye nekhabhinethi engasemva yekhabhinethi yokutshintsha
Ngenxa yokuba olu hlobo lwesakhiwo semveliso yekhabhinethi yokutshintsha luzinzile, ukuba ipleyiti yokwahlulahlula ifakiwe kwinguquko, imo yesakhiwo sayo sangaphakathi kunye nokusasazwa kwendawo kuya kutshintshwa, kwaye ukusebenza kokhuseleko lwangaphakathi lwemveliso akunakuqinisekiswa. Ke ngoko, kuyimfuneko ukuqinisekisa ukugcinwa ecaleni kwetransformer ephambili ye-10kV kunye nokugcinwa kweswitshi yetransformer ephambili ngaphambi kokuba umsebenzi wenziwe.

2. Umthamo wokukhululwa kwe-arc yangaphakathi awonelanga
2.1 Iintlobo zeengozi ezifihlakeleyo
Kwindlela esebenza ngayo, ikhabhinethi yeswitshi evaliweyo yesinyithi ngokwayo ineziphene, kunye neemeko zokusebenza ezimbi ezibangelwa kukonakala kokusebenza kwe-insulation okanye ukungasebenzi kakuhle kunye nezinye izizathu, eziya kubangela impazamo ye-arc yangaphakathi.
I-arc eveliswa yi-short circuit inobushushu obuphezulu kunye namandla amakhulu. I-arc ngokwayo yigesi ye-plasma elula kakhulu. Phantsi kwesenzo samandla ombane kunye negesi eshushu, i-arc iya kuhamba ngesantya esiphezulu kwikhabhinethi kwaye ibangele ukwanda ngokukhawuleza koluhlu lwempazamo.
Ukufakelwa kwegesi kwimeko enjalo, izixhobo zokukhusela, ukunyibilika kwesinyithi, ubushushu bangaphakathi bekhabhinethi yokutshintsha kunye nokunyuka koxinzelelo, ukuba ayilungiselelwanga okanye ayifakelwanga itshaneli yokukhulula uxinzelelo efanelekileyo, uxinzelelo olukhulu luya kubangela ukuba ikhabhinethi izibeke kwipleyiti yomnye umntu, iplanga lomnyango, iihinji, ukuguquguquka okukhulu kwefestile kunye nokuqhekeka, i-arc eveliswa yikhabhinethi yomoya enobushushu obuphezulu izibeke kwindawo yomnye umntu, ibangele ukutsha okukhulu kwabasebenzi bokulungisa izixhobo kufutshane,
Nokuba yingozi ebomini.
Okwangoku, kukho iingxaki ezithile ezifana nokuba akukho mjelo wokunciphisa uxinzelelo usetwe, umjelo wokunciphisa uxinzelelo ongafanelekanga usetwe, amandla okukhulula i-arc yangaphakathi awavavanywa kwaye aqinisekiswa, kwaye uvavanyo alukho ngqongqo ngexesha lovavanyo.

2.2, amanyathelo okuchasa
[Ukhetho] Ukusebenza kwe-arc ye-switch cabinet yangaphakathi yempazamo kufuneka kube kwinqanaba le-IAC, ixesha elivunyelweyo le-arc yangaphakathi akufanele libe ngaphantsi kwe-0.5s, umsinga wovavanyo ulinganiswe njengomsinga omelana nexesha elifutshane.
Kwiimveliso ezine-current ye-short circuit breaking current elinganisiweyo engaphezulu kwe-31.5kA, uvavanyo lwe-arc yempazamo yangaphakathi lunokwenziwa ngokwe-31.5kA.
[Uhlengahlengiso] Yongeza okanye utshintshe itshaneli yokunciphisa uxinzelelo, kwaye wenze uvavanyo lwangaphakathi lwe-arc kunye noqinisekiso ngokuhambelana ngokungqongqo neemfuno zomgangatho wovavanyo lohlobo.
[Ukhuseleko] Ukucinezelwa ngokufanelekileyo komahluko omkhulu wenqanaba lokhuseleko lwe-transformer, kunciphisa ixesha lokusilela okuqhubekayo kwe-arc yempazamo.

3, ingxaki yokwambathisa ngaphakathi
3.1 Uhlobo lwengozi efihliweyo
Kwiminyaka yakutshanje, ubungakanani beemveliso zekhabhinethi yokutshintsha bunciphile, ukusebenza kwe-insulation yeziphene zekhabhinethi kwanda, kunye neziphene zanda.
Ukusebenza okuphambili kwi: umgama wokunyuka kunye nokususwa komoya akwanelanga, ingakumbi ikhabhinethi yesandla, ngoku abavelisi abaninzi ukuze banciphise ubungakanani bekhabhinethi, banciphise kakhulu i-circuit breaker efakwe kwikhabhinethi, iplagi yokwahlukanisa kunye nomgama phakathi komhlaba, kodwa abazange bathathe amanyathelo asebenzayo ukuqinisekisa amandla okukhusela;
Inkqubo embi yokuhlanganisa, ngenxa yomgangatho ophantsi wokuhlanganisa, icandelo elinye kwikhabhinethi yokutshintsha linokuphumelela uvavanyo loxinzelelo, kodwa ikhabhinethi yonke yokutshintsha ayinakuphumelela emva kokuhlanganisa;
Umthamo woqhagamshelwano awonelanga okanye awuhambelani kakuhle, xa umthamo woqhagamshelwano ungonelanga okanye unxibelelwano lungonelanga, ukunyuka kobushushu bendawo, ukwehla kokusebenza kobushushu, okubangela ukuqhawuka komhlaba okanye isigaba;
Isiganeko sokufunxa, i-heater eyakhelwe ngaphakathi kulula ukuyonakalisa, ayikwazi ukusebenza ngokuqhelekileyo, kwisiganeko sokufunxa ikhabhinethi yokutshintsha, kunciphisa ukusebenza kwe-insulation;
Ukusebenza kakubi kokugquma izixhobo ezixhasayo.
Ukuze kuncitshiswe iindleko, abanye abavelisi basebenzisa inqanaba eliphantsi lokufaka izinto ezixhasayo, nto leyo enciphisa ukusebenza kwe-insulation iyonke yekhabhinethi yokutshintsha.

3.2, amanyathelo okuchasa
Akufanele silandele ngokungazi, ukuncitshiswa kweswitshi. Sifanele sithenge iswitshi efanelekileyo ngokwemeko yeprojekthi, ulwakhiwo lwesitishi esingaphantsi, ukusebenza nokugcinwa, ukuhlaziywa kwezixhobo kunye nezinye izinto.
Kwizixhobo ezisebenzisa umoya okanye izinto zokukhusela umoya/umoya njengesixhobo sokukhusela umoya, ubukhulu, amandla oyilo kunye nokuguga kwezinto zokukhusela umoya kufuneka kuqwalaselwe, kwaye umenzi kufuneka enze uvavanyo lokufuma ngokweemfuno ezisemgangathweni;
Kwiindawo ezifana nesingxobo sodonga kwikhabhinethi yokutshintsha kunye nekhabhinethi yenethiwekhi yeringi, ivalvu yoomatshini, kunye nokugoba kwebha yebhasi, ukuba umgama wokuthintela umoya ococekileyo ungaphantsi kwe-125mm (12kV) kunye ne-300mm (40.5kV), umqhubi kufuneka axhotyiswe ngesheya yokuthintela.
Amanyathelo anje ngokuchamfering kunye nokupolisha kufuneka athathwe ukuthintela ukuphambuka kwentsimi yombane kwiindawo apho amandla entsimi exineneyo khona, njenge-inlet kunye ne-outlet bushing, i-mechanical valve kunye nekona yebhasi.
Ibhari ekwikhabhinethi ixhasa ezinye izixhobo ezimgama wazo wokukhasa ubushushu awukwazi ukuhlangabezana neemeko zokuthintela ukungcola, njengeebhotile zeporcelain. Futha i-RTV insulation coating ukuphucula iimeko zobugcisa zokusebenza kwezixhobo ezindala.

4. Isiphene somkhuhlane
4.1 Iintlobo zeengozi ezifihlakeleyo
Uqhagamshelwano lwendawo yoqhagamshelwano lweluphu alulunganga, ukumelana noqhagamshelwano kuyanda, ingxaki yokufudumeza iyabonakala, njengonxibelelwano olubi lokwahlukanisa uqhagamshelwano;
Uyilo lwemibhobho yomoya enesikhuselo sesinyithi alunangqiqo, umoya awukho kwi-convection, amandla okusasaza ubushushu aphantsi, iingxaki zokufudumeza kwikhabhinethi zininzi;
I-casing yodonga, i-current transformer kunye nezinye izakhiwo zokufakela zenza i-electromagnetic closed loop, nto leyo ebangela ukuba kubekho i-eddy current, nto leyo ebangela ukuba kubekho i-insulation baffle material, into yokufudumeza inzima kakhulu;
Izixhobo ezomileyo zekhabhinethi yokutshintsha evaliweyo engaphelelanga (i-transformer yangoku yohlobo lwe-cast, i-transformer ye-voltage yohlobo lwe-cast, i-transformer yohlobo lwe-dry) ububanzi bentambo yokujika ekhethiweyo ayonelanga, ulawulo lwenkqubo yokuphosa alungqongqo, kulula ukuyitshisa kakhulu.
4.2, amanyathelo okuchasa
Qinisa ukusasazwa kobushushu kwikhabhinethi yeswitshi, kwaye ufake i-blower kunye ne-induction draft fan;
Xa kudibene nokucima kombane, uxinzelelo loqhagamshelwano lwe-dynamic kunye ne-static contacts kufuneka lujongwe kwaye lutshintshwe ukuba kuyimfuneko. Kwangaxeshanye, kufuneka kutshintshwe i-fatigue contact spring.
Yandisa uphando malunga netekhnoloji yokulinganisa ubushushu ngaphakathi kwikhabhathi, kwaye usebenzise ubuchwepheshe obutsha obufana nokulinganisa ubushushu obungenazingcingo ukusombulula ingxaki enzima yokulinganisa ubushushu.

5, ukuthintela ukutshixa iimpazamo akugqibelelanga
5.1 Iingozi ezinokubakho
Uninzi lweekhabhathi zokutshintsha zixhotyiswe ngesixhobo sokutshixa esichasene neempazamo, kodwa ukutshixa kwayo okubanzi nokunyanzelekileyo okuchasene neempazamo akuhlangabezani neemfuno.
Inxalenye yekhabhinethi yeswitshi exhonyiweyo emnyango ongasemva ingavulwa, akukho kutshixwa okungenampazamo, akukho ngxaki yokuzihlukanisa kabini, ivulwa emva kokuba iindawo eziphilayo zinokuchukunyiswa ngqo, kwaye izikrufu zizikrufu eziqhelekileyo ezineehexagonal, kulula ukuvula ucango kwikhabhinethi ephilayo ngengozi yombane;
Inxalenye ye-transformer ephambili, ibhinqa, iTV, i-transformer kunye nezinye izitshintshi ngaphandle kweswitshi yokumisa umhlaba, emva kokuba ucango lwekhabhinethi olulandelayo kunye nesitshixi sokumisa umhlaba zenze isitshixo somatshini, singasusa isikrufu sivuleke ngqo emva kocango, singavalwa kwimeko yocango singavala umbane, kulula ukubangela ukuba abasebenzi bolondolozo bavule ngempazamo, bangene kwindawo yombane, ingozi yokukhwankqiswa ngabasebenzi;
Iindawo eziphezulu nezisezantsi zomnyango ongasemva kwezinye iikhabhathi zokutshintsha azinakuvalwa ngokwazo, kwaye ucango oluphezulu luvaliwe ngocango olusezantsi.
Xa isitshixo sokuvala i-outlet grounding sivaliwe, isitshixo socango lwekhabhinethi esezantsi siyasuswa, kwaye ucango lwekhabhinethi engasemva nalo lungavulwa, nto leyo enokubangela ingozi yombane.
Ezifana ne-switchgear ye-KYN28;
Emva kokuba ezinye iimoto zeswitshi zitsaliwe, ibhloko yokwahlukanisa i-insulation inokunyuswa ngokulula. Ngaphandle kokuthintela ukutshixeka ngengozi, umzimba otshajiweyo uyavezwa, kwaye abasebenzi bathambekele ekuvuleni ivalvu yoqhagamshelwano engashukumiyo yeswitshi ngempazamo, nto leyo ekhokelela kwingozi yombane.

5.2, amanyathelo okuchasa
Kuba i-switch cabinet anti-error function ayigqibelelanga, kuba ucango lwekhabhinethi lunokuvulwa, kwaye luvuleke lunokuchukumisa ngqo iindawo eziphilayo ze-high voltage switch cabinet efakwe i-mechanical padlock, cwangcisa i-computer anti-error lock lock;
Faka i-interlock phakathi kweswitshi yomhlaba kunye nocango lwekhabhinethi yangasemva kwiikhabhinethi zeswitshi ezifana neGG1A kunye neXGN, kwaye ufake isixhobo sokubonisa bukhoma ukuze uvale ukusebenza kweswitshi yomhlaba.
Jonga ukuthembeka kwesixhobo esilwa neempazamo rhoqo, kwaye ujonge isixhobo sokuncamathela ngoomatshini phakathi kwenqwelo-mafutha kunye neswitshi yokumisa umhlaba, iswitshi yokuqhawula umbane kunye neswitshi yokumisa umhlaba xa kunokwenzeka ukuba umbane ucime.

6, isiphelo
Izixhobo zekhabhinethi yokutshintsha zizixhobo ezibalulekileyo zesitishi esisezantsi kwigridi yombane. Ukuze kuqinisekiswe ukusebenza kwayo okuzinzileyo, ulawulo kufuneka luqiniswe kuzo zonke iinkalo ezinje ngoyilo, izixhobo, inkqubo, uvavanyo, ukhetho lohlobo, ukusebenza kunye nokugcinwa.
Ngokuhambelana ngokungqongqo neemfuno zoyilo eziqhelekileyo, kunye nemigangatho yesizwe neyemizi-mveliso, beka phambili iimfuno zobugcisa zoyilo, ngokusisiseko susa iingozi ezifihlakeleyo zentambo;
Ngokwemigangatho yesizwe neyemizi-mveliso, kunye namanyathelo okulwa neengozi, qulunqa iimfuno ezingqongqo zamaxwebhu okubhida izixhobo, ukuthintela iimveliso ezingafanelekanga ekusebenzeni kwenethiwekhi;
Qinisa ulawulo lwemveliso kwindawo yokwenziwa, jonga ngokungqongqo amanqaku aphambili emveliso kunye novavanyo lwefektri, kwaye uthintele ngokupheleleyo iimveliso ezingafanelekanga ukuba ziphume kumzi-mveliso;
Yenza ngenkuthalo ulawulo lweziphene zekhabhinethi yokutshintsha, uqinise ukuphunyezwa kwamanyathelo okulwa neengozi;
Phucula umsebenzi wokulwa neempazamo kwikhabhinethi yokutshintsha, yomeleza ulawulo lwesixhobo sokutshixa iimpazamo, faka isixhobo sokubonisa bukhoma, kwaye usebenzisane nenkqubo "yokuthintela ezintlanu", ukuqinisekisa ukutshixa iimpazamo okubanzi nokunyanzelekileyo.