ADU232.1 029.223006 | Steam Turbine Control Module

Parameter Name Parameter Value
Product Model ​ADU232.1 029.223006
Manufacturer ALSTOM (Hitachi Energy)
Product Type Steam Turbine Control Module
Redundancy Triple Modular (TMR)
Scan Time 10 ms (deterministic)
I/O Capacity 512 analog/digital points
Control Protocols IEC 61131-3, MOD 300™ legacy
Communication IEC 61850 GOOSE, Profibus PA, OPC UA
Voltage Rating 24V DC ±10% (dual-redundant inputs)
Operating Temperature -40°C to +70°C
Vibration Resistance 5g @ 5-500Hz (IEC 60068-2-6)
Safety Certification IEC 61508 SIL 3
Backplane Fiber-optic (20 Mbps)
MTBF >250,000 hours
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Description

Product Overview

The ​ALSTOM ADU232.1 029.223006 is a high-reliability ​steam turbine control module designed for critical power generation and industrial drive applications. As part of ALSTOM’s ADVANT™ Ovation™ turbine control platform, this ​ALSTOM ADU232.1 029.223006 integrates triple-redundant processing for governor control, valve sequencing, and overspeed protection. Featuring MIL-STD-810G ruggedization, it delivers deterministic response (<50ms) for load-following operations while withstanding extreme environments (-40°C to +70°C). The module’s fiber-optic backplane ensures electromagnetic immunity in substation installations, and SIL 3-certified logic prevents catastrophic failures during grid disturbances. With native compatibility with legacy ALSTOM TURBOTROL™ systems and IEC 61850 protocol support, the ​ADU232.1 029.223006 bridges traditional and modern turbine control architectures while reducing commissioning time by 60%.

Technical Specifications

Parameter Name Parameter Value
Product Model ​ADU232.1 029.223006
Manufacturer ALSTOM (Hitachi Energy)
Product Type Steam Turbine Control Module
Redundancy Triple Modular (TMR)
Scan Time 10 ms (deterministic)
I/O Capacity 512 analog/digital points
Control Protocols IEC 61131-3, MOD 300™ legacy
Communication IEC 61850 GOOSE, Profibus PA, OPC UA
Voltage Rating 24V DC ±10% (dual-redundant inputs)
Operating Temperature -40°C to +70°C
Vibration Resistance 5g @ 5-500Hz (IEC 60068-2-6)
Safety Certification IEC 61508 SIL 3
Backplane Fiber-optic (20 Mbps)
MTBF >250,000 hours

Key Features and Advantages:

Fail-Safe Turbine Protection:
Triple-voting processors with <5ms synchronization detect discrepancies and force safe shutdown. Embedded overspeed detection (<2% error) using dual-speed probes.

Cybersecurity Enforcement:
Hardware-enforced role-based access and encrypted firmware updates (AES-256) comply with NERC CIP-008. Secure boot with TPM 2.0 prevents unauthorized code execution.

ICP232-029.359-325

Legacy Integration:
Emulates TURBOTROL-5 logic blocks for drop-in replacement. Dual-path I/O supports legacy 4-20mA instruments and modern Ethernet/IP devices.

Advanced Diagnostics:
Real-time blade path analysis via vibration spectral capture. Condensation detection triggers pre-emptive heater control to prevent corrosion.

Application Domains

The ​ADU232.1 029.223006 dominates critical turbine control:

  • ​Combined Cycle Plants: Fast-loading gas turbine/steam turbine coordination during grid frequency dips
  • ​Cogeneration: Extraction steam control for district heating networks (0.5% pressure stability)
  • ​Industrial Drives: Sugar mill turbine speed governing with anti-surge algorithms
  • ​Nuclear: Backup feedwater pump turbine control meeting IEEE 603 standards
  • ​Hydro: Governor logic retrofit for Kaplan turbines with PLC5 migration
  • ​Oil & Gas: Turbo-compressor anti-surge control in LNG liquefaction trains

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