RHI US LTD. :: Products/Control

HYDRAULICS, GAS AND DRIVE SYSTEMS

Developed and improved over the past years to meet the steel plants specific operational requirements.

Exceptional design. Easy to maintain and service.

Product range:

Pressure supply units
Stationary and mobile hydraulic systems
Valve manifolds for specific functions
Temperature resistant stroke measuring cylinders
Standard cylinders for testing and casting
Crane hydraulic systems
Modular designed Argon supply boxes

PROCESS CONTROL SYSTEMS
The Interstop Process Control can be integrated into existing control systems
Different PLC systems of the newest generation
Software according to IEC 1131-3 standard
Strand autoarc configuration or up to three strands controlled by one PLC
Cascade regulation consisting of a primary control loop for the mould level regulator and a secondary control loop for the gate position regulator
Integration of different level measuring systems
Connection to different LAN for data and command exchange
Remote diagnostic by modem

CASTING FLOW CONTROL

Figure 1

Automatic tundish level control including automatic start-up and early slag detection

Figure 2

Automatic mould level control including automatic start-up using slide gates
High quality of steel due to constant casting level
Cast interrupt program for SN-change and change of tundish car to increase sequence length
Overflow and breakout detection to protect equipment from damages

Figure 3

Automatic withdrawal speed control including automatic start-up

PROCESS VISUALIZATION AND RECORDING
For quality control and guided diagnostic of casting process
For documentation of each casting sequence
For on-line parameterization of the regulation

HYDRAULICS, GAS AND DRIVE SYSTEMS

PROCESS CONTROL SYSTEMS

CASTING FLOW CONTROL

PROCESS VISUALIZATION AND RECORDING