Introduction

Established in 2010f

Main members are from Bosch Rexroth Korea

12 members

Business

Industrial hydraulic solution provision

Mobile hydraulic solution provision

Drive and control solution provision

Press application

Control H/W and S/W development

BRI-IC/AWT2

Current market status of hydraulic controller in Korea

PLC

The most popular

Slot or Card typed controller embedded

Useful to be extended to automation systems

Siemens, Allen Bradley, Mitsubishi, LSIS … etc.

Hydraulic Controller

Special functions needed for hydraulic unique features

Mainly developed by hydraulic component makers

Proportional or servo control demands exploded

Bosch Rexroth, Moog, Parker, Delta, Beckhoff, MTS, Delem … etc.

Used in European and American machine makers

Applications of Power Instruments

Presses

Powder presses

Die spotting presses, Try out presses

Deep drawing presses

Fine blanking presses

Die cushions of mechanical presses

Roll bending presses

Hydroforming presses

Test machines

Wave maker

Road simulator

Welding machines

Friction welding machine

Mobile applications

Electrohydraulic controller of tractors

Leveling controller of fire engines

Our position of hydraulic control market

Wide and ripe experiences over hydraulic applications

Strong background in products and techniques

Bosch Rexroth

Request of new technical machines

Friction welding machine, roll bending machine,

Preoccupation of press applications

Die spotting press, general drawing press, fine blanking press, forging press, hydroforming press, die cushion of mechanical press, … , etc

Rising needs of exclusive press controller for solid market

Invasions of Chinese and Japanese low price machines

Falling prices of machines

Request of higher value-added hydraulic techniques from makers

Best solution Exclusive control system

Indicator / Converter

Solenoid valve

Ethernet / RS232

Usual press application in Korea

Touch Screen

Sensors

PLC

Analog amplifier

Proportional / Servo valve

Analog input

Analog inputSSI / incremental

Analog output

Digital output

PI field bus system using PC

Distributed network IO

/ Field-bus slaves

Main control Optional Devices

Touch PC

+

Field-bus master card

Profibus DP

PI Ethernet based system using PC

Distributed network IO

/ Field-bus slaves

Main control MPG

Touch PC

Industrial Ethernet

Ethernet based

Economic

Big wave

BRI-IC/AWT2

System comparison on general press application

PLC system Exclusive control system

HMI Touch screen -12 inch- Easy to program- Simple

Industrial touch PC - 15 inch- Flexible to design- Suitable for data maintenance

2.4 mil. Won - Proface 1.8 mil. Won - Advantech

Controller PLC- Sequential control- Low performance- Dependent on user request

HNC100- Suitable for hydraulic control- High performance- Independent

2.0 mil.~ 3.0 mil. Won 1.8 mil. Won

Network IO Not used- Complex and abundant wires

Profibus DP- Master card necessary - Simple harness

1.2 mil. Won (including master)

Programs InconsistentHard to debug

ConsistentEasy to debug and diagnose

Mobile applications of hydraulic control

EHR system of tractors