OPGW eriri anyaa na-akpọkwa fiber optic fiber composite overhead ground waya.OPGW Optical cable OPGW Optical cable na-etinye eriri anya n'ime waya ala nke eriri nnyefe elu-voltaji dị elu iji mepụta netwọk nkwurịta okwu fiber na-ebufe.Ihe owuwu a nwere ọrụ abụọ nke waya ala na nzikọrịta ozi, ma a na-akpọkarị eriri anya OPGW.The echichi imewe nke OPGW kwesịrị ịtụle nchikota na waya nrụgide, sag na mkpuchi ọdịiche, na ibu ya ekwesịghị gafere ekwe nso nke dị elu ụlọ elu na ntọala.Ya mere, a ga-agbakọ usoro njirimara dị ka isi ọrụ teknụzụ nke OPGW ahọpụtara si dị, na nhazi, nkọwapụta na ihe nrụnye nke igbe nkwụsị, ngwaike dị iche iche na ngwa dị iche iche kwesịrị ịhazi ya na injinia n'ezie.Ọgụgụ agbatịkwuru: Kedu ka ndị na-emepụta eriri OPGW si achọpụta ịdị mma nke eriri anya
OPGW ngwa anya cable echichi Ọdịdị echiche echiche
1. Ọgwụgwọ elongation mbụ
Maka ọgwụgwọ nke mbido elongation nke OPGW, enwere ike iji usoro jụrụ oyi, ya bụ, a na-enyocha akụkụ aluminom-steel nke OPGW, a na-ejikwa elongation mbụ na-ezo aka na uru jụrụ oyi nke waya ma ọ bụ ala yiri ya. waya.
2. Nhazi nke usoro mgbochi-vibration
N'ime akwa akwa nke OPGW na-eji, mgbachi esemokwu bụ nke ụdị waya agbagoro agbagọ, na mgbachi nkwusioru nke ejiri waya gbagoro agbagọ na gasket rọba.Ụdị ihe nrụnye abụọ a nwere ụfọdụ ikike mgbochi ịma jijiji.Iji mee ka ikike mgbochi ahụ sie ike, ọ ga-ekwe omume ịtụle ịwụnye hama mgbochi, nke a na-agbakọkarị dịka ogologo oge:
Mgbe ogologo ahụ na-erughị ma ọ bụ hà nhata 300M, wụnye hama mgbochi ịma jijiji;
Mgbe ogologo ahụ dị> 300M, wụnye hammer mgbochi ịma jijiji abụọ.
3. Nsogbu ndị kwesịrị ka a na-elebara anya na owuwu na iwu nke OPGW
Ihe owuwu na nrụpụta OPGW dị iche na eriri igwe nkịtị.Ekwesịrị ịkpachara anya iji gbochie mmebi na-adịgide adịgide iji zere imetụta arụmọrụ nke eriri anya n'ọdịnihu, ma kwesịrị ilekwasị anya na: OPGW torsion, micro-ehulata, nrụgide radial mpaghara n'èzí clip na mmetọ na eriri anya.Ya mere, n'ime owuwu ihe owuwu, ekwesịrị ịme usoro ndị a dị irè iji dozie ya:
(1) Gbochie OPGW ka ọ ghara ịgbagọ
Wụnye counterweight na ngwaọrụ mgbochi na-agbagọ n'elu bọọdụ ma na-emesi ike;
Nabata ihe ndọba ụgbọala nwere okpukpu abụọ pụrụ iche;
Igwe ahịrị esemokwu na winch okpukpu abụọ;
(2) Mgbochi ma belata microbending na nrụgide nke OPGW
A naghị anabata akụkụ dị egwu (radius na-ehulata kacha nta bụ 500mm);dayameta nke OPGW cable reel ekwesịghị ịbụ ihe na-erughị 1500mm;
Dayameta nke pulley kwesịrị ịbụ ihe karịrị 25 ugboro dayameta nke OPGW, n'ozuzu ọ bụghị ihe na-erughị 500mm;akụkụ dị n'ime nke pulley kwesịrị inwe nylon ma ọ bụ mkpuchi rọba iji gbochie ịcha elu nke OPGW;
waya na-adọkpụ kwesịrị ekwesị na ihe nkwụnye ụgwọ;
Kpebie ogologo eriri igwe OPGW kachasị ka ọ bụrụ 6000M iji gbochie ọnụ ọgụgụ nke oge ihe ndọba ahụ kpuchiri;
Akụkụ ntụgharị ahịrị nke ịkwụ ụgwọ na-aga n'ihu bụ naanị ≤30°.Na mpaghara esemokwu nke ịkwụ ụgwọ, ntụziaka OPGW mgbe nkuku ga-adị n'ụdị "C";
(3) Njikwa nke erughị ala ịkwụ ụgwọ:
Were ngwaọrụ ntọhapụ erughị ala na-enweta ụgwọ ọrụ hydraulic na traktọ;
Ịkwụsị ọsọ ịkwụ ụgwọ ≤ 0.5 m / s;
(4) Gbochie mmetọ eriri
N'ime owuwu na owuwu nke OPGW, a ga-akwụ ụgwọ nlebara anya na encapsulating njedebe;
N'ikpeazụ, anyị kwesịrị ichetara onye ọ bụla na tupu OPGW abịarute na saịtị ahụ, tupu ụlọ ahụ, mgbe arụchara ụlọ ahụ na njikọ eriri anya na njedebe nke usoro ahịrị dum, a ga-eme ule nnabata OPGW fiber attenuation. na saịtị n'oge.
