Woodward 8280-107 505 Steam Turbine Controller

The Woodward 8280-107 is a 505 series digital turbine controller developed for single-valve steam turbines. It serves as the core governing unit, performing speed regulation, valve position control and auxiliary logic processing for industrial steam turbine units.

This controller integrates built-in LCD HMI, abundant analog and discrete I/O channels, and supports multiple communication interfaces. It realizes stable closed-loop governing and fault monitoring, widely used for power plant control cabinet maintenance, system renovation and spare parts stocking.

Main Specifications

• Brand: Woodward (USA)
• Model: 8280-107 (505 Turbine Controller)
• Applicable Equipment: Single-valve steam turbine
• Power Supply: 24 VDC
• HMI: 2-line LCD display with operation keyboard
• Signal Input: Speed sensor, analog and discrete input channels
• Output: Actuator drive output, relay alarm contacts
• Communication: Serial communication for parameter setting and data upload
• Operating Temperature: -20°C ~ +60°C
• Installation: Standard panel flush mounting

Core Functions

• Precise closed-loop speed control for steam turbine operation
• Automatic valve position adjustment to stabilize unit load and rotating speed
• Support startup, shutdown, normal operation and emergency trip logic
• Monitor turbine speed, vibration and auxiliary equipment status signals
• Configurable protection interlock for overspeed and abnormal working conditions
• Store operation events and fault records for post-fault analysis
• Local parameter setting via front panel keyboard and display screen
• Data exchange with DCS and SCADA monitoring systems
• Continuous self-diagnosis of internal hardware and circuit faults
• Provide reliable governing control for continuous industrial production equipment

Application Scenarios

• Power plant small and medium steam turbine governing control cabinets
• Petrochemical plant steam turbine generator unit control systems
• Oil & gas field compression station steam turbine control panels
• Pulp and paper factory waste heat steam turbine automation racks
• Metallurgy factory residual power generation turbine control projects
• District heating station steam turbine speed governing equipment
• Chemical plant process driving steam turbine control solutions
• Woodward 505 series control system upgrading and spare parts replacement
• Food and pharmaceutical factory waste heat power generation equipment
• All kinds of industrial single-valve steam turbine automatic control occasions