Compact 400Hz Solid State AC GPU
Model: VFC
Rated Power: Client to specify
Input Voltage: Client to specify
Input Frequency: 50/60Hz
Output Voltage: 115/200VAC
Output Frequency: 400Hz
MOQ: 1 Set/Piece
OEM & ODM Service: Available
Brand: Noyark
Packaging: Plywood Case
Payment Methods: T/T, L/C, Western Union, Credit Card
In the aviation industry, a ground power unit (GPU) is a specialized piece of machinery used to provide electricity to airplanes when they are on the ground. When the aircraft's engines are not in use or when it is important to save fuel and lessen engine wear, GPUs are crucial. These units are often seen at airports, maintenance facilities, and aircraft hangars. They are essential for a number of ground operations, such as pre-flight inspections, maintenance tasks, passenger boarding, and catering services.
Noyark, one of the leading providers in aircraft ground power unit, is proud to introduce the newest version of our Compact 400Hz Solid State AC GPU, one of the most advanced units in the industry. Tested to the highest standards, the 400Hz AC Ground Power Unit provides the required 400Hz external ground power to support the most sophisticated aircraft electrical demands.
Specifications
| Technology | Solid-State PWM IGBT Design (Rectifier: SCR, Inverter: IGBT) | ||
| Rated Power | Client to specify | Display | Touchable 7'' LCD Screen |
| Input Voltage | Client to specify | Input Frequency | 50/60Hz |
| Phase Number | 1 or 3 | Output Frequency | 400Hz |
| Output Voltage | 115/200VAC | Output Waveform | Sine Wave |
| Phase Number | 3 | Output THD | ≤2% (Linear Load) |
| Protections | Circuit Breaker, Fuse Blown, IGBT Fault, Over / Under Voltage, Over Current, Over Load, Overheat, Short Circuit | ||
| Overload | 100% Load: Normal Operation 120% Load: 10s 150% Load: 1s 200% Load: Cut Off Output Immediately | ||
| Response Time | 2ms |
Altitude
|
≤1000m |
| Voltage Accuracy | ±1% |
Relative Humidity
|
≤95% (non-condensing)
|
| Frequency Accuracy | ±0.01% |
Ambient Temperature
|
-15℃ to +45℃
|
| Cooling | Forced Air | Protection Degree | IP20 (IP44 and above optional) |
| Efficiency | ≥92% | Installation | Indoor (outdoor optional), floor mounted (mobile or bridge-mounted optional) |
| Duty Cycle |
Continuous
|
Standard
|
IEC 61000-6-2, IEC 61000-6-4, IEC 62477-1, MIL-STD-704, IEC 60529 |
| Options |
Line-Drop Compensation---12 Pulse Rectification---IGBT Rectifier---Active Power / Harmonic Filter---Input & Output Cable---Aircraft Connector / Plug---Dual Output / 28V DC Output |
||
*Specifications subject to change without prior notice. We offer customization service, you can send us your detailed requirements.
Benefits
Implementing high-quality GPUs in your airport operations offers numerous advantages:
Environmental Benefits
- Reduced carbon emissions by minimizing the use of aircraft APUs
- Lower noise pollution levels
- Decreased fuel consumption
- Support for environmental compliance targets
Operational Advantages
- Enhanced reliability with stable power supply
- Extended aircraft component lifespan
- Reduced maintenance costs for aircraft
- Improved turnaround times
- Flexible power solutions for various aircraft types
Economic Impact
- Significant fuel savings
- Lower operational costs
- Reduced aircraft maintenance expenses
- Longer equipment lifecycle with proper maintenance
Knowledge Center
A GPU or Ground Power Unit is an external device that provides electrical power to an aircraft while it is on the ground. It helps operate systems such as lights, avionics, and air conditioning without using the aircraft's engines or auxiliary power unit (APU).
When an aircraft is on the ground, it requires electricity to run various systems, such as lights, avionics, and air conditioning. This power can either come from the engines, on-board auxiliary power unit (APU) or the external GPUs. Both engines and APU consume fuel and make noise, the utilization of GPUs reduce fuel consumption, emissions, and noise by eliminating the need to run onboard APUs or main engines during ground operations. They also enable pre-flight procedures and routine maintenance.
Aircraft electrical systems are optimized for 400 Hz because higher frequency allows lighter transformers and generators-saving weight aloft.
Selecting the appropriate GPU depends on several factors:
Aircraft types Served: Different aircraft require different power specifications.
Location and Mobility Needs: Fixed gates vs. remote operations.
Environmental Conditions: Temperature, humidity, and altitude can affect performance.
Power Requirements: Voltage, frequency, and capacity needs.
Future Scalability: Accounting for growth and changing fleet requirements.
An APU is an onboard engine used when the main engines are off, it powers onboard systems and assists in starting larger jet or turbine engines, especially in military and commercial aviation. A solid state GPU replaces the need for the APU while on the ground, offering a more efficient and eco-friendly power solution.
Maintaining a GPU involves regular checks and servicing. This includes inspecting cables and connectors, calibrating power output, cleaning cooling systems, and replacing worn-out parts. Regular maintenance ensures longevity and consistent performance, whether it's a portable ground power unit or a larger fixed system.
Applications
Use In Pre-Flight Procedures
Before an aircraft takes off, it requires power to run various systems such as lighting, avionics, and air conditioning. A Ground Power Unit provides this necessary electrical supply without needing to utilize the aircraft's own power source. This not only conserves fuel but also ensures that all systems are fully operational before departure.
Utilizing a ground power unit during pre-flight procedures can significantly enhance safety checks and system diagnostics. By connecting to a GPU, ground crew can perform comprehensive tests on the aircraft's electronics while keeping it powered up and ready for inspection. Additionally, using a GPU allows for quicker boarding processes since passengers can enjoy climate-controlled cabins long before takeoff.
Pre-flight applications of GPUs also extend to maintenance work performed on the aircraft while on the ground. When technicians need access to electrical systems for repairs or inspections, a reliable ground supporting equipment like a GPU is indispensable. This versatility makes GPUs an integral part of any airport's ground support equipment arsenal.
Use in Emergency Situations
In emergencies where an aircraft experiences electrical failure or other critical issues while grounded, having access to a Ground Power Unit is vital. GPUs provide immediate power supply to essential systems, allowing flight crews to troubleshoot problems effectively before departure or during critical phases of flight preparation.
The rapid deployment of a GPU in emergencies can mean the difference between timely departures and significant delays at airports bustling with activity. Moreover, having multiple types of ground power units available ensures that crews have options tailored for different aircraft models or specific emergency scenarios they might encounter on-site.
In addition to troubleshooting capabilities, GPUs also enable essential communication systems and navigational aids to remain functional during emergencies. This capability helps maintain contact with air traffic control and ensures that safety protocols are followed meticulously until resolution occurs.
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