AC Generator-Battery Hybrid Converter 50Hz 60Hz Rated Grid Frequency Wind Controller Suitable for Environment Temperature Minus 40 to 60 Degrees Performance
Product Description:
The GREEF ENERGY multi-functional converter combines several key features into a single integrated system. It efficiently performs AC-to-DC rectification specifically designed for Permanent Magnet (PM) generators, ensures battery charging, and handles DC-to-AC inversion. In addition to these functions, the converter is equipped with a comprehensive energy management system to optimize overall performance.
One of the standout features of this device is its configurable dual LCD touchscreen interface. This allows users to easily interact with the system and customize its settings. Leveraging advanced converter technology, the unit provides stable control over voltage and frequency for Permanent Magnet Synchronous Generators (PMSGs), guaranteeing a consistent and reliable power supply to connected loads.
Moreover, the converter is versatile enough to be set to a grid-tied mode. In this configuration, it can operate in conjunction with the electrical grid and facilitate grid charging. This flexibility makes the GREEF ENERGY converter suitable for a wide range of applications where seamless integration with both standalone and grid-connected power systems is required.
Technical Parameters:
Generator AC Input Side Parameters
The generator has a rated power of 100 kW with a minimum rated voltage of 320 Vac. The optimal rated voltage for the generator is 450 Vac, while its AC voltage operating range spans from 240 to 550 Vac. The maximum AC current it can handle is 180 A.
Battery Input Data
This generator uses a lithium-ion battery type with a voltage range between 350 and 450 Vdc. The rated battery voltage is set at 400 Vdc. It supports a maximum charging and discharging current of 250 A, ensuring efficient battery management.
Output Side Parameters (Grid-Connected)
On the output side, the rated charging and discharging power is 100 kW, allowing for a maximum charge and discharge power of 120 kW. The rated current for charging and discharging is 144 A, with a peak current capacity of 173 A.
The rated grid voltage is 400 V, with a permissible range from 300 to 460 V. It operates at a grid frequency of either 50 or 60 Hz. The current distortion rate at rated power is less than 3%, and the power factor remains above 0.99, with an adjustable range from -1 to 1. The system can continuously handle an overload capacity of up to 1.2 times the rated power for one minute.
AC Side Parameters (Off-Grid)
For off-grid applications, the rated input voltage is 400 V with a voltage deviation tolerance of ±2%. The total harmonic distortion rate for a linear load is maintained below 3%.
Protection Features
The generator offers optional protection against over-voltage and speed anomalies. It also supports AC short-circuit protection and AC output overcurrent protection. Surge protection is provided at level 2, ensuring system safety under electrical disturbances.
Basic Parameters
The maximum efficiency of the system reaches up to 95%. Its topology includes AC-DC rectification, DC-DC buck boost conversion, and DC-AC inversion. The system management is supported by an EMS. It functions well within ambient temperatures ranging from -40℃ to 60℃ and has a protection level rated at IP54.
Display and Cooling
The display shows vital information such as generator speed (rpm), input voltage (Vdc), input current (Vac), output power (kW), grid voltage (Vac), grid current (A), and various power generation statistics including daily, monthly, yearly, and previous year totals. The power curve can be configured as well. Cooling is managed through an intelligent air cooling system.
Additional Specifications
The maximum operating altitude is 4,000 meters, with performance derating above 3,000 meters. Standby power consumption is kept below 50 W. The system features an LCD SMART touch screen for easy user interaction and supports communication via Ethernet, RS485, and WiFi.
Physical Dimensions
- Height: 1500 mm
- Width: 1500 mm
- Depth: 1300 mm
- Weight (excluding dump load): ≤ 600 kg
Applications:
The GREEF ENERGY multi-functional converter is an extremely versatile system designed to meet the needs of various applications, especially where dependable and intelligent power management is essential. Its design allows it to be effectively utilized in multiple core areas.
In the realm of Renewable Energy Systems , this converter is perfect for integrating Permanent Magnet Synchronous Generators (PMSGs) derived from sources such as wind turbines or hydro turbines. It seamlessly supports off-grid or hybrid power setups by delivering stable alternating current (AC) power to connected loads.
When it comes to Off-Grid and Backup Power solutions, the GREEF ENERGY converter functions as the central hub for power conversion and management. It is ideal for standalone installations like remote locations, cabins, or telecom stations, efficiently managing inputs from generators, controlling battery charging, and regulating inverter outputs to ensure reliable performance.
For Grid-Interactive Systems , this device can be configured for grid-tied operation modes. This capability enables battery charging from the grid and, depending on local regulations and device settings, potentially allows excess power to be fed back into the electricity grid, thereby enhancing energy efficiency and sustainability.
In Industrial and Commercial Power Management applications, the converter offers stable power supply solutions particularly under unbalanced load conditions. Furthermore, it provides remote monitoring capabilities through WIFI or LAN and supports integration with building management systems via the Modbus communication protocol.
Additionally, the GREEF ENERGY converter includes Specialized Control System options tailored for particular requirements. Examples include controlling water gate motors for micro-hydropower plants or incorporating a Static Transfer Switch (STS) to achieve smooth transitions between grid-connected and off-grid power modes.
Overall, this product acts as a comprehensive platform encompassing power generation, storage, consumption management, and grid-tie functionalities. Its highly modular and configurable nature grants immense flexibility, making it suitable for diverse and complex scenarios ranging from residential off-grid energy storage and commercial backup power systems to small-scale renewable energy power plants.
Customization:
The Greef AC PCS On Grid Controller is a highly customizable product designed to meet your specific energy management needs. Manufactured in China and CE certified, this wind generator controller offers advanced features for the monitoring of wind turbine speed and wind speed, ensuring optimal performance and efficiency.
With a model number AC PCS, this controller supports detailed display contents including Generator Speed (rpm), Input Voltage (Vdc), Input Current (Vac), Output Power (kW), Grid Voltage (Vac), Grid Current (A), Power Generated Today (kWh), Power Generated This Month, Last Month, This Year, Last Year, and Power Curve Setting. This comprehensive monitoring capability facilitates precise control and analysis of wind energy generation.
The controller boasts a maximum efficiency of 95%, a battery voltage range of 350 - 450 Vdc, and a rated charge and discharge current of 144 A, with a maximum charging and discharging current of 250 A, making it suitable for various wind power applications.
Packaging is done securely with foam and plywood cases to ensure safe delivery. The minimum order quantity is 1 set, with pricing negotiable to suit your requirements. Delivery time is approximately 25 working days, supported by flexible payment terms including T/T, Western Union, MoneyGram, and L/C.
Supply ability is reliable, and the Greef AC PCS On Grid Controller is ideal for wind power systems requiring precise monitoring of wind turbine speed and wind speed, enhancing the efficiency and reliability of your wind energy projects.
