The present disclosure relates to a method for installing a single power cable span (100) in a tunnel (103) having an entrance (106) and an exit (107), the method comprising the steps of: 5 - positioning the head portion (108) of the single cable span (100) near the tunnel entrance (106); - laying the single cable span (100) in the tunnel (103) past the tunnel exit (107), wherein the step of laying the single cable span (100) in the tunnel (103) 10 comprises repeating the following sub-steps until the cable head portion (108) reaches an endpoint (102) outside the tunnel (103): - at the tunnel entrance (106) connecting a trolley (8) in a slidable manner on a rail (1) longitudinally extending along the tunnel (103) between the tunnel entrance (106) and the tunnel exit (107); 15 - joining the trolley (8) to a pulling rope (5) and to the single cable span (100); - moving the trolley (8) along the rail (1) by pulling the pulling rope (5); - after a predetermined length (L) joining another trolley (8); - at the tunnel exit (107) disconnecting the trolley (8) from the pulling rope 20 (5) and from the single cable span (100) and removing it from the rail (1); - when the cable head portion (108) reached the endpoint (102), locking at least the trolley (8) nearest to the tunnel exit (107) on the rail (1) inside the tunnel (103). According to another aspect, the present disclosure relates to an equipment 25 for the installation of a single power cable span (100) in a tunnel (103). (figure 3c) 106 103 108 L---- ------ -------- -------- - ------- -------- - ------- -------- -- ----- -------- FIG.3c FIG.3d


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    Titel :

    Method and equipment for the installation of a power cable in a tunnel


    Beteiligte:
    BACCHINI MARCO (Autor:in) / MANFREDI SIMONE (Autor:in) / GENOVESI MARIO (Autor:in)

    Erscheinungsdatum :

    03.03.2022


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B60M Speiseleitungen oder Vorrichtungen am Gleis für elektrisch angetriebene Fahrzeuge , POWER SUPPLY LINES, OR DEVICES ALONG RAILS, FOR ELECTRICALLY-PROPELLED VEHICLES / H02G INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES , Verlegen oder Installieren elektrischer Kabel oder Leitungen, Verlegen oder Installieren kombinierter optischer und elektrischer Kabel oder Leitungen



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