Square Yoke Plates .

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Square Yoke Plates .
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Square yoke plates zibeera za nneekulungirivu mu kifaananyi era zikozesebwa okuyungibwa okukakanyavu wakati w’emiguwa egya insulator, kondakita, n’eminaala mu layini z’okutambuza vvulovumenti eza waggulu-. Zituuka ku kutambuza emigugu n’okunyweza enzimba okuyita mu nsengeka y’ekinnya entuufu n’ebintu eby’amaanyi ebya waggulu-. Ensengekera ya square ekakasa bbalansi y’ebyuma ennungi, era engeri z’enjuyi ennya ez’ensengekera (symmetrical characteristics) zigabanya omugugu kyenkanyi ku buli kifo ekiyunga, okwewala okunyigirizibwa okunyigirizibwa. Ekirala, enkola ennyangu ey’okukola n’okuteeka mu nkola etuukana n’embeera z’okussaako ezituufu. Nga olondawo obubaawo, 210-250kN destructive load models zikozesebwa ku layini za 110kV-220kV, 320-420kn models ku 330kV-500kV layini, ne 640kn models ze zisinga okwettanirwa ku layini za UHV. Ku bitundu ebya bulijjo eby’omunda, Q235b + ekyuma ekifumbiddwa mu bbugumu (hot-dip galvanized steel) kisunsuddwa; Ku bitundu ebinyogovu n’obugulumivu obw’amaanyi, ebintu bya Q550 birondeddwa. Obuwanvu bwa pulati busalibwawo okusinziira ku muwendo gwa disiki za insulator, era dayamita y’ekituli esunsulwa okusinziira ku muwendo gwa kondakita okwawukana.
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Square Yoke Plates

 

Ku mpeereza z’okutunda ebweru w’eggwanga, ng’omukozi ow’enjawulo ku bipande bya square yoke, tuwa obuweereza obujjuvu eri abakozesa okuva ku dizayini okutuuka ku kutuusa. Bwe tugula, tusaba abakozesa bakozese enkola nnya-Eddaala ly’okukola dizayini okugonjoola ekizibu ky’ebyetaago ebikwatagana mu pulojekiti z’ensi yonna:

Lambulula ebyetaago: Lambulula bulungi ebipimo ebikulu nga vvulovumenti eddaala, omusalaba gwa kondakita-ekitundu, embeera z’obutonde (ebbugumu, obunnyogovu, omutendera gw’okukulukuta), n’okukwatagana kw’ebikozesebwa mu byuma, n’okutegeeza omukozi.
Define Solutions: okusinziira ku byetaago by’abakozesa, ebifaananyi bya pulojekiti, n’omutindo gw’ekitundu, okuwa 2-3 eby’okulonda eby’okulonda okugeraageranya (okugeza, okulongoosa ebintu, okulongoosa okukuuma okukulukuta), omuli ebipimo eby’ekikugu, okubalirira omuwendo, n’okubalirira obulamu bw’obuweereza, okuyamba bakasitoma okutebenkeza enkola n’omuwendo.
Okugezesa kwa sampuli: Okuwa sampuli 1-3 ez’obwereere ez’okugezesa okukuŋŋaanya n’okukakasa omulimu. Sampuli zijja ne lipoota z’okugezesa ezijjuvu. Ebiragiro ebinene biteekebwa oluvannyuma lw’okugezesebwa okulungi, ekikendeeza ku bulabe bw’okugula ebintu.
ON-Okukyusa mu kifo: Ku pulojekiti enzibu, abakozi ab’ebyekikugu basobola okusindikibwa mu kifo kya kasitoma (okugeza, Southeast Asia, Africa) okulungamya n’okukyusa embeera, okukakasa okukwatagana okutuukiridde wakati w’ekintu n’ebikozesebwa ebiriwo.

Ka kibeere kika ki eky’ebipande bya square yoke by’olina, wulira nga oli wa ddembe okututuukirira era tujja kukuwa eky’okugonjoola ekisinga okusaanira.

 

Square yoke plates ne triangular yoke plates bye bika ebibiri ebisinga okukozesebwa mu kukola ebikoligo mu mulimu gw’amasannyalaze. Abakozesa bangi tebakakasa kika kya kikoligo ki ekisaanira embeera yaabwe ey’okukola. Wansi, tugeraageranya ebika bino ebibiri eby’ebipande ebikuyamba okukola okulonda:

Ebipimo by’okugeraageranya . Square Yoke Plates . Ebipande by’ekikoligo eky’enjuyi essatu .
Enzimba y’omusingi . Essowaani eno ya nneekulungirivu ng’eriko enkoona ezeetooloovu era nga ejingirire. Epulati eno ya nnyiriri ssatu (equilateral/isosceles), era omutindo gwa mutindo gulimu ebituli 3 ebiyunga. Kisinga kukolebwa nga bakozesa welding oba okujingirira.
Entegeka y’ekinnya . symmetrical multi-okugabanya ebinnya ku nkomerero zombi, nga dayamita z’ebituli za φ20-33mm, ezisobola okukyusibwa okusinziira ku byetaago by’okuyungibwa okw’enjuyi nnyingi. Buli emu ku vertices essatu erina ekituli kimu nga diameter ya φ18-26mm, era ebituli bigabanyizibwa ku angle ya 120 degree, nga bituukira ddala ku fixed angle connections.
Ekikozesebwa Ebintu ebikulu bye bino: Q235B ne Q550 low-ekyuma kya aloy, ate 35CRMOA custom alloy steel ekozesebwa ku ultra-okukozesebwa kwa vvulovumenti eya waggulu, nga waliwo amaanyi g’ebintu okuva ku 375-900MPa. Okusinga ekoleddwa mu kyuma ekizimbulukusa n’ekyuma kya kaboni ekya bulijjo, nga waliwo ebimu ku bikozesebwa ebya waggulu-ebikozesa q235b, n’amaanyi g’okusika okusinga wansi oba nga byenkana 400MPa.
Ebintu eby'okukanika . Omugugu gukyusibwa kyenkanyi mu njuyi eziwera; Ensonga y’okusengejja situleesi eri wansi oba yenkana 1.2 wansi w’omugugu gwa 200kn; Obulamu bw’obukoowu businga oba bwenkana 2×10⁶ enzirukanya; era omugugu gw’okulemererwa guli 210-640kn. Omugugu gusinga kuyisibwa mu ludda lumu. Wansi w’omugugu gwa 200kn, ensonga y’okusengejja situleesi esinga oba yenkana 2.0, obulamu bw’obukoowu butono oba obwenkana 1×10⁶ enzirukanya, ate omugugu gw’okulemererwa guli 70-160kn.
Anti-Enkola y'okukulukuta n'obulamu . Hot-Dipa galvanized (zinc layer esinga oba eyenkanawa 86μm), okuziyiza okufuuyira omunnyo okusinga oba okwenkana essaawa 10,000, obulamu bw’okuweereza mu mbeera eza bulijjo emyaka 30. Okusinga ayokya-Diidi galvanized (zinc layer less than or equal to 60μm), okufuuyira kw’omunnyo okutono oba okwenkana essaawa 5000, n’obulamu bw’okuweereza mu mbeera eza bulijjo ez’emyaka 15-20.
Voltage ekozesebwa . Okubikka 110kV-500kV n'okudda waggulu ultra-Voltage eya waggulu, nga essira liteekeddwa ku 330kV+ medium-high voltage scenarios. Esaanira 110kV ne wansi wa layini za vvulovumenti eza wansi-; Ebika ebimu bisobola okukozesebwa mu 220kV light-okukozesebwa kw'emirimu.
Enkola z'okukozesa . Okukuŋŋaanya ennyiriri za insulator ku ultra-Layini za vvulovumenti enkulu: Okutereeza kondakita bbiri/asatu/ennya ezikutuka. Okuyunga okwangu okwa single-Split conductor suspension insulator string ku layini za voltage eza wansi-.
Okuteeka obulungi . Symmetrical Structure + Adjustment Hole Design, High-Okuteeka n’okuteeka obudde mu kifo ekitono oba okwenkana eddakiika 5/okuteekebwawo, ezisaanira okuzimba mu ngeri ey’omutindo mu bitundutundu. Ebifo by’ebituli ne angles biba binywevu, nga byetaaga okukwatagana okutuufu nga biteekebwa. Obudde bw’okuteeka ekifo businga oba bwenkana eddakiika 10 buli seti, nga kyetaagisa okuzimba okunene okw’amaanyi.

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