1803-105 Woodward Ship Spare Parts

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Product basic information
Manufacturer: Woodward
Model: 1803-105
Belonging to the famous 505 series
Supports multiple communication protocols and can be smoothly integrated with the existing control system of the factory
Core application: Designed specifically for speed control and protection of steam turbines
1803-105 controller has stable performance and high reliability

Categories: WOODWARD
Tags: - Actuator 1803-105 controller debugger module Motor touch screen WOODWARD

1803-105 Woodward Ship Spare Parts

The 1803-105 is a microprocessor-based digital governor controller produced by Woodward, belonging to its classic 505 series.
It is primarily designed for speed control and protection of steam turbines. Below is a detailed introduction to this product:

I. Product Overview

Brand and Model: Woodward 1803-105
Series: 505 Series Digital Governor
Type: Microprocessor-based controller
Purpose: Specifically designed for steam turbines to control their speed and provide overspeed protection.

II. Core Functions

Speed Control:
- 1803-105 Precisely controls the speed of steam turbines by adjusting steam inlet flow.
- Supports single-range or split-range actuators to accommodate turbines of different sizes.
Overspeed Protection:
- Incorporates triple independent overspeed protection logic to ensure rapid shutdown in case of overspeed, preventing equipment damage.
- Provides an overspeed test button for convenient on-site testing of protection functions.
Emergency Shutdown:
- Equipped with an emergency stop button for immediate shutdown in emergency situations.
System Protection:
- - Automatically switches control modes upon sensor failure to ensure uninterrupted system operation.
  - Offers local/remote control priority selection to adapt to different operational scenarios.

2、 Classification of Drivers

Drivers can be classified into the following categories based on their energy conversion methods:

1. Electric drive: Electric drives convert electrical energy into mechanical energy through electromagnetic conversion. Electric drivers include DC motor drivers, AC motor drivers, stepper motor drivers, servo motor drivers, etc.

2. Pneumatic actuator: Pneumatic actuators convert pneumatic energy into mechanical energy through pneumatic conversion. Pneumatic actuators include cylinders, pneumatic motors, and pneumatic fixtures.

3. Hydraulic Drive: Hydraulic drives convert hydraulic energy into mechanical energy through hydraulic conversion. Hydraulic actuators include hydraulic cylinders, hydraulic motors, and hydraulic pumps.

3、 Characteristics of Drivers

1. High efficiency: The energy conversion efficiency of the driver is high, which can convert most of the input energy into mechanical energy, thereby achieving efficient driving.

2. High precision: The driver has high-precision motion control capability and can achieve precise driving of the load.

3. High reliability: The design and manufacturing process of the driver are mature, with high reliability and stability.

4. Easy to control: The interface between the driver and the control system is simple, making it easy to integrate with the control system.

5. Strong adaptability: Drivers can choose different driving and control methods according to different application requirements.

III. Technical Specifications

Power Supply: 18-32 VDC, supporting 24VDC input.
Display: Two-line x 24-character LED display for clear indication of operating status and parameters.
Enclosure: NEMA 4X or IEC 60529 IP56 rated for protection against harsh industrial environments.
Inputs/Outputs:
- Inputs: 6 programmable current inputs, 16 discrete contact inputs.
- Outputs: 2 actuator outputs, 8 relay outputs, 6 programmable current outputs.
Communication Interfaces: 1803-105 Supports RS-232, RS-422, and RS-485 hardware interfaces for easy integration with host computers or other devices.
Software: Equipped with OpView™ and 505View software for parameter configuration, monitoring, and fault diagnosis.
Operating Temperature: -20 to +60°C (some models support -4 to +140°F).
Storage Temperature: -40 to +85°C (some models support -40 to +185°F).
1803-105 Weight: Approximately 9.11 pounds (4.13 kilograms).

IV. Application Scenarios

Steam Turbine Control: 1803-105Suitable for steam turbines of various sizes, including industrial steam turbines, small grid turbo-generators, and turboexpanders.
Single Extraction and Admission Applications: Designed for operating steam turbines in single extraction and/or admission applications.
On-Site Programming: Allows on-site operators to program and adjust parameters through an integrated operator control panel, adapting to different operating conditions.

V. Product Advantages

High Reliability:
- Microprocessor-based design ensures precise control and stability.
- Triple independent overspeed protection logic provides multiple layers of safety.
Flexibility:
- Supports various actuator and sensor configurations to accommodate different turbine models.
- Offers a rich set of input/output interfaces for easy system expansion and integration.
Ease of Use:
- Two-line x 24-character LED display provides an intuitive operating interface.
- A 30-key multifunctional keyboard simplifies parameter configuration and operation.
Compatibility:
- Supports multiple communication protocols for easy integration with DCS, PLC, and other systems.
- Provides OpView™ and 505View software for remote monitoring and fault diagnosis.