Main Classifications Of Power Cables

Aug 09, 2025

Siya meseji

Zvichienderana nedanho remagetsi, anogona kupatsanurwa kuita tambo dzemagetsi epakati nepakati (35 kV zvichidzika), tambo dzemagetsi epamusoro (pamusoro pe110 kV), tambo dzekuwedzera magetsi (275-800 kV), uye tambo dzemagetsi epamusoro-soro (1000 kV zvichikwira). Uyezve, ivo vanogona kukamurwa kuita AC uye DC tambo zvichienderana neyazvino.

Kubva pane Insulation Material

1. Oiri-mapepa akaiswa insulated magetsi tambo: Matambo emagetsi akavharidzirwa neoiri{2}}bepa rakaiswa pamuviri ane nhoroondo refu kwazvo yekushandiswa. Dzakachengeteka, dzakavimbika, dzine upenyu hurefu hwebasa, uye hadzidhuri. Dambudziko ravo guru nderokumisa kureba kwekumisa. Kugadzirwa kwekudonhedza kwemvura{{6}yemahara yekuvharisa bepa kwagadzirisa kuremerwa uku, zvichibvumira mafuta-tambo dzemapepa akaiswa inpregnated kuti aenderere mberi nekushandiswa kwakawanda.

2. Plastic-tambo dzemagetsi dzakapoteredzwa: Tambo dzemagetsi dzine layer yakapfuudzwa yepurasitiki. Mapurasitiki anowanzo shandiswa anosanganisira polyvinyl chloride, polyethylene, uye cross-yakabatanidzwa polyethylene. Tambo dzepurasitiki dzinoratidza chimiro chakareruka, chiri nyore kugadzira nekugadzirisa, chakareruka, uye chiri nyore kuisa uye kuisa pasina kumisikidza urefu hwekumisa. Naizvozvo, anoshandiswa zvakanyanya patambo dzepakati nepakati uye dziri pasi uye dziri kuenda kutsiva mafuta eviscous-tambo dzemapepa akaiswa pamuviri. Chikumbiro chayo chikuru ndeye dendrite breakdown phenomenon, iyo inomisa kushandiswa kwayo pakakwirira voltages.
3. Rubber-insulated power cable: Insulation layer yakagadzirwa nerabha yakasanganiswa neajenti yakasiyana-siyana, iyo yakanyatsosanganiswa, inobuditswa pa conductive core, uyezve kupisa{2}}kusvibiswa. Iyo yakapfava uye inochinjika, ichiita kuti ive yakakodzera kuisirwa nekufamba kazhinji uye diki bend radii.
Mishonga yerabha yakajairwa inoshandiswa pakuvharisa inosanganisira natural rubber-styrene-butadiene rubber blends, ethylene propylene rabha, nebutyl rabha.
Kurongwa neVoltage Level:
1. Yakaderera-tambo yevoltage: Inokodzera kuiswa zvakagadziriswa paAC 50Hz transmission uye tambo dzekutumira dzine voltage yakayerwa ye3kV zvichidzika, yekufambisa magetsi.
2. Matambo epakati- uye akaderera-magetsi emagetsi: (kazhinji 35kV zvichidzika): PVC insulated cables, polyethylene insulated cables, cross-tambo dzakabatanidzwa dzepolyethylene insulated, nezvimwewo.
3. High-tambo dzemagetsi: (kazhinji 110kV zvichikwira): tambo dzePE netambo-dzakavharirwa polyethylene insulated, nezvimwewo.
4. Ultra-yakakwirira-tambo dzevoltage: (275-800kV){4}} tambo ye Ultra-high voltage: (1000kV zvichikwira).

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