Présentation du produit
The Woodward 9907-827 is part sur the highly respected 505 Series sur steam turbine controllers, specifically designed to manage steam turbine speed and control in critical industrial applications. Known for its proven reliability and advanced control capability, the 9907-827 provides digital speed control, system integration, and user-friendly configuration options tailored to mechanical drive or generator turbine systems.
As a microprocessor-based governor, the 9907-827 incorporates flexible input/output (I/O) capabilities, comprehensive protection features, and a clear graphical interface. It surfers seamless integration with plant Distributed Control Systems (DCS) or SCADA through Modbus communication. This model is ideal for operators and engineers seeking long-term stability, precision, and customization in turbine speed regulation and protection.
Spécifications du produit
| Parameter | Value |
|---|---|
| Modèle Number | Woodward 9907-827 |
| Series | 505 Steam Turbine Control |
| Control Type | Digital Speed Regulator |
| Application | Single-valve, single-extraction steam turbines |
| Display Interface | Graphical LCD Touchscreen |
| Power Supply | 18–32 VDC (Nominal: 24 VDC) |
| Communication Protocol | Modbus RTU (RS-232 / RS-485) |
| Analog Inputs | 4–20 mA, ±5 VDC, ±10 VDC |
| Analog Outputs | 4–20 mA, configurable |
| Discrete Inputs / Outputs | Configurable Dry Contact I/O |
| Operating Temperature Range | -25°C to +70°C |
| Protection Class | NEMA 4X / IP66 (front panel) |
| Configuration Method | Front panel or remote upload (USB/Ethernet) |
| Mounting | Panel Mount |
| Certifications | CE, CSA, UL, RoHS Compliant |
| Dimensions (H × W × D) | 482.6 x 311 x 143 mm |
| Poids | 4.13 kg |
Product Applications
The Woodward 9907-827 is built for a wide range sur steam turbine speed regulation and protection tasks, especially where digital precision and integration with plant-wide systems is required. Key application areas include:
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Industrial Steam Turbines driving compressors, pumps, or fans
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Power Generation Unités, including cogeneration and standby power systems
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Petrochemical and Refining Plants requiring reliable process steam control
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Paper Mills and Textile Plants using mechanical drive turbines
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Sugar and Ethanol Industries where steam turbines power process equipment
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Turbines with Single Extraction or Admission Valves
Product Advantages
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Integrated Speed Control and Protection: Combines governing, overspeed, and load control in one compact unité.
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User-Friendly Interface: Equipped with a large graphical touchscreen for local operation and diagnostics.
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Highly Configurable I/O: Supports diverse input types and surfers flexibility for field wiring.
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Communication Flexibility: Modbus RTU (RS-232/485) allows seamless connection to DCS or SCADA systems.
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Robust and Durable Design: Built to handle harsh industrial conditions with wide temperature tolerance.
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Advanced Logic Programming: Supports custom logic and sequencing without external PLCs.
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Remote Configuration and Monitoring: Upload and modify configurations using a PC or Ethernet connection.
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Reliable Startup and Shutdown Management: Programmable start-up, cool-down, and trip sequences ensure smooth transitions.
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Fail-Safe Operation: Includes watchdog timers, sensor diagnostics, and secure password protection.
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CE and UL Compliance: Certified for industrial use with international standards adherence.
Questions fréquentes (FAQ)
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What is the primary use sur the 9907-827 controller?
It is used for precise speed control sur single-valve steam turbines in industrial or utility applications. -
Can this controller integrate with DCS systems?
Yes, it supports Modbus RTU via RS-232 or RS-485 for seamless DCS/SCADA integration. -
How is the controller configured?
The unité can be configured through its front-panel touchscreen or remotely via USB or Ethernet. -
Does it support analog signal inputs?
Yes, it supports 4–20 mA, ±5 VDC, and ±10 VDC analog inputs for sensors and command signals. -
Is it compatible with extraction/admission turbines?
Yes, it supports control sur single extraction or admission valve turbines. -
What protections does the system provide?
The controller surfers overspeed protection, limit monitoring, and customizable trip logic. -
What is the front panel rating?
The front panel meets NEMA 4X/IP66 standards, providing water and dust resistance. -
What are the dimensions and weight sur the unité?
It measures 482.6 x 311 x 143 mm and weighs 4.13 kg. -
Is the unité suitable for outdoor installation?
It is designed for panel mounting indoors, but the front panel protection allows it to be installed in harsh industrial environments. -
Can logic functions be customized?
Yes, advanced programming capabilities allow the implementation sur custom sequences and logic without external controllers.
Related Modèles from the Same Series or Functionality
| Modèle | Description | Key Features |
|---|---|---|
| 9907-838 | ProTech-GII Overspeed Trip Module | Triple redundancy, fast trip response |
| 505E | Enhanced Steam Turbine Controller | Ethernet connectivity, graphical display |
| 9907-014 | Classic 505 Speed Control | Legacy model, widely deployed |
| 9907-118 | Generator Load Control | Integrates with Woodward 505 for gensets |
| 505XT | Extended Functionality Steam Turbine Control | For complex turbine systems with sequencing |
| 505 Digital | General Purpose Steam Turbine Governor | Digital upgrade sur older analog governors |
Popular Modèles from Woodward
| Modèle | Function | Application |
|---|---|---|
| 2301D Digital | Load Sharing & Speed Control | Generator control, parallel operations |
| 505XT | Advanced Steam Turbine Controller | Extraction and admission turbines |
| 723PLUS | Comprehensive Engine Management | Diesel/gas engine control in marine/industrial |
| easYgen-3500 | Generator Control & Synchronization | Multi-set synchronization, load sharing |
| Atlas-II | Programmable Turbine Control Platform | High-end turbine automation |
| MicroNet Plus | High-performance Control System | Large steam and gas turbine applications |
Informations sur l'entreprise
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Add: Alishan Building, 2 Lvling Rd, District Siming, Xiamen, Fujian, Chine, 361006
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