Underwater diamond wire saw

Technical data:
Working depth up to 100 m below sea level. Working area, sea water, out of vessels or pontoons. Sawing of pipes out of steel, reinforced steel or concrete, Ø 950 mm - 1'500 mm. Installed power P = 22 kW. Speed of wire, continuously 0 - 30 m/s.

Working conditions:
The wire saw has been specially designed and built for offshore applications. It is designed for re-formation of platforms, sawing of beams, pipes and ducts below sea level.

Challenges to be achieved in this project:
learn more about it in our detailled project description and read the Journal report

Facts

Place: chinese sea
Time of project: 5 months
Date: 2014
Scope of delivery:

  • Frame work for power pack and hose reel
  • Hydraulic power pack
    22 kW / 63 A / 350-500 V
  • Hydraulically driven hose reel
    with 7-way rotary union
    for 7x 130 m hose
    pressure up to 250 bar
  • Underwater hydraulic manifold with special coating
    Clamping unit for the saw
    Saw feed unit
    Wire drive
    Wire tension
  • Unterwater hydraulic cylinder out of stainless steel
  • Unterwater hydraulic wire drive motor
  • 7x hydraulic hoses at L = 130 m
  • Electrical control system incl. software