Siginar wayar hannu don ramiBayanin aikin:Tsarin rufe siginar wayar hannu na Tianjin Electric Power Tunnel, tsawon kilomita 2, tare da ramukan 3 a cikin rami.
Wajibi ne a rufe rami da wurin aiki na hoistway tare da kewayon siginar cibiyar sadarwa uku.Bayan an gama shigarwa, ana iya samun ayyukan kira + na yau da kullun a cikin rami.
Zane:
1. Da farko, a cikin rami, ana amfani da na'urar fiber optic kusa da ƙarshen maimaitawa + fiber optic remote repeater don rufe rami.Kowane mai nisa yana haɗe da eriyar faranti biyu, waɗanda za su iya ɗaukar tazarar kusan mita 900.Don haka, saiti 2 na nesa na iya rufe tazarar mita 1800.Saboda wutsiya tana da wani kusurwa mai lanƙwasa, ana ƙara mai maimaita mara waya ta 2W a wutsiya don rufe sashin rami mai lanƙwasa a wutsiya.
2. Rufe wurin aiki: Yankin da ke cikin shinge yana da ƙananan, kuma ana iya amfani da masu maimaita wutar lantarki guda uku na 2W don haɓaka siginar cikin gida na kowane shaft.
Jadawalin haɗin kai:
Jerin Kayan aiki
A'a. Sunan Samfurin Ƙirar Ƙididdigar Ƙirar
1 10W tri-band kusa da na'ura kusa da ƙarshen KFB-GDW-N 1
2 10W tri-band na'ura mai nisa KF40D-GDW-R 2
3 2W Maimaita Mara waya ta Tri-band KW35A-GDW Unit 4
4 manyan nau'i-nau'i na waje na eriya masu karɓar mako-mako ODS-12NK-70/270 nau'i-nau'i na 5
5 faranti mai watsa eriya OBZ-15NK-698/2700 nau'i-nau'i na 5
6 1/2 mai ciyarwa 50-12 mai ciyarwa m 200
7 Masu raba wuta biyu CASP-2N-2 inji mai kwakwalwa 2
8 rufin eriya LCD-3NK-80/270 6
9 Masu raba wuta biyu CASP-2N-2 inji mai kwakwalwa 5
10 1/2 feeder interface NJ-1/2 inji mai kwakwalwa 50
11 Optical na USB biyu FC dubawa (1 core 2 karfe wayoyi) CQ m 1000
Tushen labarin: www.lintratek.com Lintratek mai haɓaka siginar wayar salula
Lokacin aikawa: Mayu-24-2023