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ein Frachtschiff wird von Hydraulischen Ladekränen entladen

Ship hydraulics

Precise and reliable hydraulic systems for shipping

In the shipping industry, hydraulic systems are indispensable for steering, loading and unloading ships as well as for various manual and automatic processes on board. These hydraulic components must work reliably under extreme conditions, to ensure operation – whether in harsh weather conditions at sea or in a busy port. Marine hydraulic systems are designed for high performance, precision and durability.

Application areas in shipping

Steuersystem eines Frachtschiffes, bestehend aus einem Hydraulischen Ruder und Propellerantrieb in einer Werft

Control systems

A ship’s hydraulic control systems are crucial for its maneuverability. With the help of hydraulic rowing machines and bow thrusters the precise control of the ship can be ensured, even in harsh conditions. These control systems enable sensitive and powerful movements, which are particularly necessary for navigating in narrow harbor areas or when mooring.

Hydraulische Kräne zur Be- und Entladung von Frachtschiffen in einem Hafen

Loading devices and cranes

Hydraulic cranes on cargo ships and supply vessels are essential for the safe loading and unloading of goods. Hydraulic loading systems provide the necessary power to move heavy containers, freight or equipment with precision and ensure efficient handling in the port.

Hydraulische Ankerwinde eines Frachtschiffes

Anchor winches and lifting devices

Hydraulic anchor winches and lifting devices are used to set and lift anchors and to maneuver heavy loads such as dinghies or supply equipment safely. These systems must function reliably at all times to ensure the safety and stability of the ship.

Nahaufnahme einer hydraulischen Seilwinde auf einem Schiff

Hydraulic winches and cable winches

Hydraulic systems are also used for cable winches, which are used for securing and stabilizing loads and ship parts. Hydraulic winches are particularly essential for supply vessels or offshore platforms.

Hydraulic components in marine hydraulic systems

Hydraulic pumps

In ship hydraulics axial piston pumps, vane pumps and gear pumps are used to generate the necessary hydraulic energy. These pumps ensure that the hydraulic fluid is supplied to the control systems, cranes and winches at the required pressure. When replacing axial piston pumps, we supply and install all possible control systems, from volume flow control and pressure control through to LS control (Load-Sensing-System).

Hydraulic motors

Hydraulic motors convert the hydraulic pressure into rotary motion and are decisive for the drive of cranes, winches and rowing machines. Axial piston motors and radial piston motors offer high efficiency and a long service life.

Hydraulic valves

Valves regulate the flow of the hydraulic fluid and thus enable the precise control of the various hydraulic systems on board a ship. These valves are often highly specialized in order to meet the demanding requirements at sea.

Hydraulic cylinders

Hydraulic cylinders are used in control systems and lifting devices. They convert the hydraulic energy into linear movements and enable powerful and precise movements like slewing a crane.

Leistungsstarker Hydraulikzylinder in einem Hydrauliksystem mit Wassertropfen

Advantages of ship hydraulics

  • High performance: Hydraulic systems in shipping offer a high power density that enables even the heaviest loads to be moved reliably.
  • Precise control: Hydraulic systems ensure precise and reliable steering, which is particularly important in critical situations such as mooring or navigating in narrow harbors.
  • Reliability under extreme conditions: Marine hydraulic systems are robust and durable so that they function reliably even in harsh weather conditions and extreme temperatures.
  • Increased safety: Hydraulic steering systems and anchor winches make a significant contribution to safety on board, as they work precisely even in difficult conditions such as storms or heavy seas.

For over 35 years HK Hydraulik is your competent partner for the repair and maintenance of marine hydraulic systems. We offer comprehensive services for inland waterway vessels and ocean-going vessels in the area of repair and replacement for hydraulic pumps and motors. Whether hydraulic drives for bow thrusters, deck cranes or hydraulic cylinders.

  • Repair of hydraulic pumps, cylinders and motors
  • Exchange of worn-out parts and seals
  • Testing and commissioning on our high-performance test bench
  • 24/7 Emergency Service – Always ready when you need us!

FAQ Ship Hydraulics