Iziseko Ezibalulekileyo: Ukuqonda Izitishi Ezincinci Zeetransformer Zokusasazwa

Intshayelelo:

Izitishi ze-transformer ezisasazwayo zidlala indima ebalulekileyo ekusasazweni kombane okuhamba kakuhle nangokufanelekileyo kubathengi bokugqibela. Ezi ziseko zibalulekileyo zibalulekile ekugcineni umgangatho wamandla, ukuqinisekisa ukunikezelwa kombane okungaphazamisekiyo, kunye nokukhusela izixhobo zombane. Kweli nqaku, siza kujonga kwiingxaki zezitishi ze-transformer ezisasazwayo, sihlolisise izinto zazo, imisebenzi kunye nokubaluleka kwinethiwekhi yokusasazwa kombane.

Izinto eziyinxalenye yeZitishi zeTransformer eziSasazwayo

Izitishi ze-transformer ezisasazwayo ziqulathe izinto ezininzi ezisebenza ngokubambisana ukuze kube lula ukusasazwa kwamandla. Ukuqonda umsebenzi wecandelo ngalinye kubalulekile ukuze kuqondwe ukusebenza kwesitishi se-substation iyonke.

1. Iitransformer zamandla:

Iitransformer zamandla ziphambili kwizikhululo zetransformer ezisasazwayo. Ezi zixhobo zombane zinzima zidlulisela amandla ombane ukusuka kwisekethe enye ukuya kwenye. Zihlisa i-voltage ukusuka kumanqanaba aphezulu othumelo ukuya kwinqanaba elikhuselekileyo elifanelekileyo lokusasazwa ngeentambo zamandla. Iitransformer zamandla zihlala zinesiseko esilaminethiweyo kunye nee-windings ezivumela ukudluliselwa kwamandla ngokufanelekileyo kunye nelahleko encinci.

2. Izixhobo zokutshintsha:

I-Switchgear idlala indima ebalulekileyo ekulawuleni nasekukhuseleni inkqubo yokusasazwa kombane. Iquka izixhobo ezahlukeneyo ezifana nee-circuit breakers, ii-disconnect switches, kunye nee-fuses. Ii-circuit breakers, umzekelo, zenzelwe ukuphazamisa okanye ukuseka ii-electrical circuits ngokuzenzekelayo, zikhusela inkqubo kwi-overloads okanye ii-short circuits. Ukucima ii-switches, kwelinye icala, kwahlula ii-electrical circuits ukuze zilungiswe okanye zilungiswe. Ii-fuses zisebenza njengezixhobo zokukhusela ngokunyibilikisa xa umsinga ugqithisile, ngaloo ndlela ziphula i-circuit.

3. Iibhasi:

Iibhasi zentsimbi eziqhuba umbane ziindawo zokudibanisa umbane, ezidibanisa umbane kwiindawo ezahlukeneyo zokusasaza kwisitishi esingaphantsi. Zibonelela ngendlela ethintela umbane kancinci, nto leyo evumela ukusasazwa kombane okusebenzayo nokuthembekileyo. Iibhasi zenzelwe ubhedu okanye i-aluminium ngenxa yokuqhuba kwazo umbane okugqwesileyo kunye neempawu zobushushu.

4. Iinkqubo zoKhuselo:

Izitishi ze-transformer ezisasazwayo ziquka iinkqubo zokukhusela ezintsonkothileyo ukukhusela iziseko zombane kwiimpazamo, ukusilela, okanye iimeko ezingaqhelekanga. Ezi nkqubo ziquka ii-relay zokukhusela, ii-relay zokwahlulahlula, kunye nee-surge arresters. Ii-relay zokukhusela zihlala zijonga inkqubo ukuze kungabikho ziphazamiso ezifana nokuguquguquka kwe-voltage okanye ukungalingani kwangoku, kwaye ziqala amanyathelo afanelekileyo okunciphisa umonakalo onokubakho. Ii-relay zokwahlulahlula ziqinisekisa ibhalansi yokuhamba kwamandla kwii-transformers, ngelixa ii-surge arresters zikhusela kwi-voltage spikes ebangelwa kukubetha kombane okanye imisebenzi yokutshintsha.

5. Izixhobo zokulinganisa nokulawula:

Izixhobo zokulinganisa nokulawula zidlala indima ebalulekileyo ekujongeni nasekulawuleni ukusasazwa kwamandla ombane. Ezi zixhobo ziquka iimitha zamandla, iiyunithi zesiphelo esikude (ii-RTU), kunye neenkqubo zolawulo lolawulo kunye nokufunyanwa kwedatha (ii-SCADA). Iimitha zamandla zilinganisa ukusetyenziswa kwamandla ombane kwabathengi, zinceda ekuhlawuliseni nasekulawuleni ingeniso. Ii-RTU ziqokelela idatha kwizixhobo zasentsimini kwaye ziyithumele kumaziko olawulo, zivumela ukujonga nokulawula okukude. Iinkqubo ze-SCADA zibonelela ngedatha yexesha langempela neyimbali kubaqhubi, zibanika amandla okwenza izigqibo ezinolwazi malunga nenethiwekhi yokusasazwa kwamandla.

Imisebenzi yeZitishi zeTransformer eziSasazwayo

Izitishi ze-distribution transformer zenza imisebenzi eyahlukeneyo eqinisekisa ukusasazwa kwamandla ombane okuthembekileyo nokugudileyo.

1. Ulawulo lweVoltage:

Omnye wemisebenzi ephambili yezikhululo ze-distribution transformer kukulawula i-voltage. Ziguqula amanqanaba aphezulu e-voltage, adla ngokudluliselwa kumgama omde, abe ngamanqanaba aphantsi e-voltage afanelekileyo ukusasazwa ngokukhuselekileyo kubathengi bokugqibela. Ukugcina amanqanaba aphezulu e-voltage ngaphakathi koluhlu oluchaziweyo kubalulekile kubonelelo lwamandla oluzinzileyo nolusebenzayo, ukuthintela umonakalo kwizixhobo zombane kunye nokuqinisekisa inkonzo engaphazanyiswa.

2. Ukusasazwa koMbane:

Izitishi ze-distribution transformer zisebenza njengeendawo zokusasaza, zifumana umbane kwiintambo zothumelo kwaye ziwahlule zibe ziiyunithi ezincinci zokuhambisa kubathengi. Zisasaza umbane phakathi kweendawo zokuhlala, zorhwebo, kunye nemizi-mveliso ngokusekwe kwiimfuno zomthwalo kunye nemfuno. Ngokubonelela ngokulinganisela umthwalo kunye nokusasazwa, ezi zitishi ze-distribution ziqinisekisa ukunikezelwa kombane okwaneleyo ukuhlangabezana neemfuno zabathengi abahlukeneyo.

3. Uphuculo loMgangatho waMandla:

Izitishi ze-transformer ezisasazwayo zidlala indima ebalulekileyo ekuphuculeni umgangatho wamandla ngokunciphisa ukuhla kwamandla ombane, ukunyuka kwamandla, kunye nokuqhawuka. Ngokusebenzisa izixhobo zokukhusela ezifana nezithinteli zokuxhaphaka kwamandla kunye neenkqubo zokudlulisela amandla, ezi zitishi zinciphisa impembelelo yokuphazamiseka kwangaphandle kwaye zigcina umbane ozinzileyo. Oku kuqinisekisa ukusebenza kakuhle nokukhuselekileyo kwezixhobo zombane ezibuthathaka kwiindawo zabathengi.

4. Ukufunyanwa Kweziphene Nokwahlukaniswa:

Omnye umsebenzi obalulekileyo wezikhululo ze-distribution transformer kukufumanisa nokwahlulahlula iimpazamo kwinkqubo yokusasazwa kwamandla. Ngokudityaniswa kweenkqubo zokhuseleko eziphambili, ezi zikhululo ze-subset zinokubona ngokukhawuleza iimpazamo ezifana nee-short circuits okanye i-overloads. Nje ukuba zifunyenwe, icandelo elineempazamo liyahlukaniswa, lithintele ukuba impazamo ingasasazeki kwaye linciphise impembelelo kwinethiwekhi yokusasazwa iyonke.

5. Ukubeka esweni nokulawula kude:

Izitishi ze-transformer zokusasazwa zanamhlanje zixhotyiswe ngeenkqubo zokubeka esweni nokulawula eziphambili, ezivumela ulawulo olukude kunye nokusombulula iingxaki. Ngeenkqubo ze-RTU kunye ne-SCADA, abaqhubi banokubeka esweni iiparameter ezifana ne-voltage, i-current, kunye ne-power factor ngexesha langempela. Olu kubeka esweni olukude luvumela ukugcinwa kwangaphambili, ulawulo olusebenzayo lweziphene, kunye nokusetyenziswa okungcono kweeasethi, ngaloo ndlela kuphuculwe ukuthembeka kwenkqubo iyonke kunye nokunciphisa ixesha lokungasebenzi.

Ukubaluleka kweZitishi zeTransformer eziSasazwayo

Izitishi ze-transformer ezisasazwayo zibaluleke kakhulu kuthungelwano losasazo lwamandla ngenxa yezi zizathu zilandelayo:

1. Ubonelelo lwaMandla olunokuthenjwa:

Ngokuqinisekisa usasazo nolawulo olusebenzayo lombane, izitishi ze-distribution transformer zinegalelo kubonelelo lombane oluthembekileyo. Zidlala indima ebalulekileyo ekunciphiseni ukuphazamiseka kombane, ukugcina uzinzo lombane, kunye nokulungisa ngokukhawuleza iimpazamo okanye ukungaqheleki kwenkqubo yosasazo. Oku kuthembeka kubalulekile ekuxhaseni iziseko ezibalulekileyo ezifana nezibhedlele, izikolo, kunye namashishini, apho unikezelo lombane olungaphazanyiswayo luyimfuneko.

2. Ulawulo lweVoltage:

Izitishi ze-transformer ezisasazwayo zenza kube lula ukulawula i-voltage, ziqinisekisa ukuba i-voltage ethunyelwa kubathengi ingaphakathi koluhlu oluchaziweyo. Amanqanaba e-voltage afanelekileyo abalulekile ekusebenzeni ngokukhuselekileyo nangokufanelekileyo kwezixhobo zombane, oomatshini, kunye nezixhobo. Nge-voltage ezizinzileyo, umngcipheko wokonakala kwezixhobo ezibuthathaka ngenxa ye-overvoltage okanye i-under-voltage uncitshiswa kakhulu.

3. Ukulinganisela Umthwalo:

Izitishi ze-distribution transformer zivumela ukulinganisela umthwalo ngokusasaza umbane ngokufanelekileyo phakathi kwabathengi. Oku kuqinisekisa ukuba umthwalo wombane kwindawo usasazwa ngokulinganayo, kuthintela ukugcwala kakhulu kwenkqubo kunye nokunciphisa ilahleko. Ukulinganisela umthwalo kunceda ukugcina uzinzo lwenkqubo, kunciphisa ukuchithwa kwamandla, kunye nokuphucula umgangatho wamandla ngokubanzi.

4. Ukuguquguquka kunye nokukhula:

Ngenxa yoyilo lwazo lwemodyuli kunye nokukhula kwazo, izitishi ze-distribution transformer zibonelela ngokuguquguquka ekuhlangabezaneni neemfuno ezitshintshayo zabathengi. Njengoko kuphuhliswa iindawo ezintsha zokuhlala okanye zemizi-mveliso, izitishi ze-substation ezongezelelweyo zinokufakelwa ukujongana neemfuno zomthwalo owandisiweyo. Oku kuguquguquka kuvumela ukwanda kwenethiwekhi yokusasazwa kwamandla njengoko inani labantu kunye nokusetyenziswa kwamandla kukhula.

5. Ukuhlanganiswa kwamandla ahlaziyekayo:

Njengoko imithombo yamandla avuselelekayo efana nelanga nomoya ingena ngokugqithisileyo, izitishi ze-distribution transformer zidlala indima ebalulekileyo ekudibaniseni le mithombo yamandla ehlala ihleli kwigridi ekhoyo. Zibonelela ngeziseko eziyimfuneko zokuqhagamshela iinkqubo zokuvelisa amandla avuselelekayo kwinethiwekhi yokusasaza, okuvumela ukuhlanganiswa okungenamthungo kwamandla acocekileyo kunye nokunciphisa ukuxhomekeka kumafutha efosili.

Isishwankathelo

Izitishi ze-transformer ezisasazwayo zisebenza njengeziseko ezibalulekileyo kuthungelwano losasazo lwamandla, zidlala indima ebalulekileyo ekuqinisekiseni ukunikezelwa kombane okuthembekileyo nokungaphazanyiswa kubathengi bokugqibela. Ziqulathe izinto ezahlukeneyo ezifana nee-transformer zamandla, i-switchgear, ii-busbars, iinkqubo zokhuseleko, kunye nezixhobo zokulinganisa/zokulawula. Ezi zitishi ze-substation zenza imisebenzi efana nolawulo lwe-voltage, usasazo lwamandla, ukuphucula umgangatho wamandla, ukufunyanwa kweempazamo kunye nokwahlulwahlulwa, kunye nokubeka esweni/ulawulo kude. Ukubaluleka kwezitishi ze-transformer ezisasazwayo kuxhomekeke kwigalelo lazo kubonelelo lwamandla oluthembekileyo, ulawulo lwe-voltage, ukulinganisela umthwalo, ukuguquguquka kunye nokukhula, kunye nokuhlanganiswa kwemithombo yamandla ahlaziyekayo. Ukuqonda nokuxabisa ukubaluleka kwezi zitishi ze-substation kubalulekile ekugcineni ukusebenza kakuhle kunye nokuzinza kweenkqubo zosasazo lwamandla.