Betriebssystem, Gesteinsbohrgestell und Verfahren

Details

Veröffentlichungs-Nr.

EP4067615

Aktenzeichen

EP21166442

Anmeldetag

31. März 2021

Veröffentlichung

6. September 2023

Erteilung

6. September 2023

Rechtsraum

EP

IPC

E21B7/02B60L1/00E21B15/04

Abstract

An operating system, rock drilling rig and method for operating an electrically operated rock drilling rig. The operating system (OS) comprises an electric system (ES) connected to an electric supply source (SS) and comprising one or more electric motors (EM) controlled by means of electric control devices (18). The system further comprises a hydraulic system (HS) comprising one or more hydraulic pumps (HP) and hydraulic control devices (20). There are hydraulic tramming actuators (12) connected to closed loop hydraulic circuits (24, 24a) and hydraulic drilling actuators (19) connected to either open or closed loop circuits (25, 26).

Anmelder

Firma

Sandvik Mining and Construction Oy

Land

🇫🇮 Finnland

Fachgebiete