BASLER DECS-200-2C: A Detailed Overview
Product Description
The BASLER DECS-200-2C is a sophisticated digital excitation control system tailored for the precise and dependable control of synchronous generators. It is crafted to elevate generator performance, bolster system stability, and guarantee secure operation across a wide array of power generation scenarios. Leveraging cutting-edge digital technology and an intuitive user interface, this control system delivers accurate regulation of generator voltage, reactive power, and other vital parameters, establishing itself as a cornerstone in contemporary power generation installations.
Product Parameters and Specifications
Inputs
- Voltage Inputs: It accepts generator terminal voltage inputs ranging from 100 – 480 VAC (phase – to – phase). The input frequency is compatible with both 50 Hz and 60 Hz, making it adaptable to diverse power system setups worldwide.
- Current Inputs: The generator stator current inputs have a range of 0 – 5 A AC, enabling precise measurement and monitoring of the generator’s current output for effective system control.
- Temperature Inputs: It supports RTD inputs, specifically Pt100 type, for monitoring generator winding and bearing temperatures. This ensures that potential overheating issues are detected in a timely manner.
Outputs
- Excitation Voltage Output: The DECS-200-2C provides an excitation voltage output in the range of 0 – 200 VDC, which is used to excite the generator’s field winding, thereby controlling the generator’s output voltage and reactive power.
- Excitation Current Output: The maximum excitation current output is 8 A DC, sufficient to meet the excitation needs of a variety of medium – sized synchronous generators.
- Relay Outputs: It is equipped with 6 normally open (NO) and 2 normally closed (NC) relay outputs. These relays are versatile and can be employed for control functions such as generator tripping and alarm signaling to enhance system safety.
Power Supply
- Operating Voltage: The control system operates on a power supply with a range of 85 – 265 VAC or 110 – 300 VDC, ensuring it can function in different power supply environments without the need for additional voltage conversion devices.
- Power Consumption: The typical power consumption is 45 VA, ensuring efficient energy usage while maintaining reliable operation.
Environmental
- Operating Temperature: It can operate in an ambient temperature range of – 20°C to + 65°C, allowing it to perform stably in harsh industrial environments with significant temperature variations.
- Storage Temperature: For storage, it can withstand temperatures from – 40°C to + 85°C, ensuring the system remains in good condition during transportation and long – term storage.
- Humidity: It can tolerate relative humidity up to 95% non – condensing, making it suitable for use in humid environments such as coastal power plants or industrial facilities with high moisture levels.
- Vibration Resistance: It has a vibration resistance of 0.5 g (10 – 500 Hz), ensuring stable operation even in vibrating environments like power plants with rotating machinery.
Series
The DECS-200-2C is part of BASLER’s DECS series of digital excitation control systems. The DECS series is widely recognized for its high performance, reliability, and flexibility in generator excitation control. Products within this series are designed to cater to the varying demands of power generation applications, from small – scale distributed generation to medium – sized industrial power systems. They integrate advanced digital signal processing, comprehensive protection features, and user – friendly interfaces, making them a preferred choice among generator manufacturers, power plant operators, and system integrators.
Features
Precise Digital Control
The DECS-200-2C utilizes advanced digital signal processing algorithms to achieve precise control of generator voltage and reactive power. It responds quickly to load changes and system disturbances, minimizing voltage fluctuations and ensuring stable generator operation. This precise control is crucial for maintaining the quality of the electrical power supplied.
Comprehensive Protection
This control system is equipped with a range of protection functions, including overvoltage, undervoltage, overcurrent, reverse power, and field overcurrent protection. These functions act promptly to detect abnormal conditions and initiate appropriate measures, such as reducing excitation or tripping the generator, to prevent equipment damage and ensure system safety.
User – Friendly Interface
It features a front panel with an LCD display and a membrane keypad. The LCD clearly shows generator parameters, system status, and alarm information, allowing operators to monitor the system with ease. The keypad facilitates convenient configuration of control parameters, viewing of historical data, and execution of control commands, simplifying system operation and maintenance.
Communication Capabilities
The DECS-200-2C supports communication protocols such as Modbus RTU and Ethernet/IP. This enables seamless integration with SCADA systems, DCS, and other monitoring and control devices, allowing for remote monitoring, control, and diagnostics, which enhances the efficiency of system management.
Flexible Configuration
It offers flexible configuration options to adapt to different generator types and excitation system topologies, including shunt excitation and brushless excitation. Optional modules are also available to customize the system according to specific application requirements.
Function
The main function of the BASLER DECS-200-2C is to control the excitation of synchronous generators. By regulating the current in the generator’s field winding, it precisely controls the generator’s terminal voltage and reactive power output. It maintains the generator voltage at a preset level, ensuring a stable power supply to the connected system. Additionally, it adjusts the reactive power output to meet the system’s reactive power demands, improving power factor and system stability. It also provides comprehensive protection against various fault conditions to ensure the safe and reliable operation of the generator and the power system.
Use
In power generation facilities, the DECS-200-2C is used to control the excitation of synchronous generators in both standalone and grid – connected modes. In standalone mode, it maintains a stable voltage output to supply power to local loads, ensuring the reliable operation of electrical equipment. In grid – connected mode, it controls the generator’s reactive power output to support grid voltage stability. It is also utilized during generator startup, shutdown, and synchronization processes to ensure smooth and safe operation.
Application Fields
Industrial Power Plants
In industrial power plants such as those in the manufacturing, chemical, and mining sectors, the DECS-200-2C is used to control the excitation of synchronous generators. It ensures stable voltage supply for critical industrial processes, preventing voltage fluctuations that could disrupt production and damage expensive equipment.
Commercial Power Systems
Commercial facilities with on – site power generation, such as large shopping malls, hotels, and hospitals, rely on the DECS-200-2C to control their backup generators. It ensures that the generators can quickly provide stable power during grid outages, 保障 the continuous operation of essential services.
Renewable Energy Integration
In renewable energy systems like small wind farms and solar power plants that use synchronous generators, the DECS-200-2C plays a vital role. It controls the generator’s excitation to ensure stable integration with the grid, adapting to the variable output of renewable energy sources and maintaining grid stability.
Distributed Generation
In distributed generation systems, where small – to – medium sized generators are deployed to supply power to local communities or industrial parks, the DECS-200-2C provides precise excitation control. It helps optimize generator performance and ensures the reliable supply of electricity to the local grid.
In summary, the BASLER DECS-200-2C is a high – performance, reliable, and flexible digital excitation control system that is essential for the efficient and safe operation of synchronous generators in various power generation applications. Its advanced features and wide range of applications make it a valuable asset in modern power systems.
There are no reviews yet.