KONGSBERG MRU2 is a motion reference unit produced by Kongsberg, specifically designed for maritime vessels to provide high-precision motion measurement and attitude determination. The following is a detailed introduction to KONGSBERG MRU2:

1、 Product Overview

KONGSBERG MRU2 is a member of the KONGSBERG motion sensor series. Since its launch, it has been widely used in offshore operations due to its high precision and reliability. MRU2 is suitable for various offshore operation scenarios that require attitude determination and motion compensation, such as ship dynamic positioning, underwater surveying, and heave compensation of offshore cranes.

2、 Main functions and features

High precision measurement:

MRU2 can accurately measure motion parameters such as roll, pitch, yaw, and heave of ships, providing stable and reliable data support.

Its high-precision characteristics ensure that ships can obtain accurate attitude and motion information in various sea conditions.

Wide applicability:

MRU2 is suitable for various marine activities ranging from small hydrological vessels to large vessels and facilities, meeting the needs and requirements of vessels of different sizes.

Dynamic compensation:

Combined with other sensors such as GPS and gyro compass, MRU2 can achieve dynamic compensation of ship motion, improving the stability and safety of the ship.

Easy to install and maintain:

MRU2 is designed to be compact, easy to install, and has good maintainability, reducing ship operating costs.

System integration:

As a part of ship automation and control systems, MRU2 can seamlessly integrate with other equipment and systems to improve the overall performance of the ship.

3、 Technical parameters (reference)

Please note that the following technical parameters may vary depending on the product model and configuration. The following data is for reference only:

Roll/pitch accuracy: approximately 0.10 ° (specific accuracy may vary depending on model and configuration)

Acceleration measurement range: ≥ 0.01 m/s ²

Real time performance: High (specific delay time depends on system configuration and data processing speed)

Work environment: Suitable for various marine environments, including harsh weather and sea conditions

Depth range: Can be equipped with a seabed shell, suitable for underwater operations at different depths (specific depth range needs to be determined according to attachments and configurations)

4、 Application Fields

KONGSBERG MRU2 is widely used in the following fields:

Ship dynamic positioning: providing high-precision position and attitude information for ships, supporting the stable operation of dynamic positioning systems.

Underwater Surveying: Used in conjunction with equipment such as multibeam echo sounders to achieve high-precision underwater terrain surveying.

Offshore crane: Provides heave compensation function to improve the operational accuracy and stability of offshore cranes.

High speed ship motion control and damping system: improving the stability and comfort of high-speed ships during navigation.

Acoustic positioning: As an auxiliary device of the acoustic positioning system, it provides accurate attitude and motion information.