One28v、115v、220v、270v、400hzaviationOn-boardInverter power supplyIntroduction:
In the aerospace industry, electricity has become a key driving force for the flight of aerospace equipment. However, the space shuttle's demand for electricity during its start-up and operation is constantly changing. Therefore, how to effectively meet the power demand of aircraft in different states is an important problem faced by the modern aerospace industry. In this problem, the aviation vehicle inverter power supply plays an important role. In an aircraft, the electrical system is a vital component, providing a steady stream of power to the aircraft's various systems and equipment**. aviationOn-boardInverter power supplyAs a core part of the power system, its performance directly affects the safety and reliability of the aircraft. This article will introduce the principle, characteristics, performance requirements and application fields of aviation inverter power supply in detail.
II28v、115v、220v、270v、400hzaviationOn-boardInverter power supplyThe principle
Aviation on-board inverter power supply is a device that converts direct current into alternating current and is mainly used in the power system on aircraft. Its working principle is to convert the input direct current into high-frequency alternating current through power electronic devices (such as thyristors, IGBTs, etc.), and then step down the high-frequency alternating current to the required voltage level through the transformer, and finally filter the output alternating current through the output filter to make it have a good waveform and stability.
III28v、115v、220v、270v、400hzAviationEmptyOn-boardInverter power supplyfeatures:
1.High efficiency: The aviation on-board inverter power supply adopts advanced control technology, which makes the whole conversion process have high efficiency, reduces energy loss, and improves the endurance of the aircraft.
2.High reliability: Strict quality control system is adopted for aviation vehicle inverter power supply to ensure the reliability and stability of the product. At the same time, the redundancy design is adopted, so that when one part fails, the other parts can still work normally, ensuring the safe flight of the aircraft.
3.Wide input range:Aviation on-board inverter power supplyIt has a wide input voltage range, which can work normally under different voltage conditions, and adapts to the needs of aircraft under different working conditions.
4.Wide output range: The aviation on-board inverter power supply has a wide output voltage and frequency range, which can meet the needs of various equipment on the aircraft.
5.Easy maintenance: The modular design of the aviation vehicle inverter power supply makes repair and maintenance easier and more convenient.
Fourth28v、115v、220v、270v、400hzAviationEmptyOn-boardInverter power supplyperformance requirements
1.Input voltage range: The inverter power supply for aviation vehicles should be able to work normally within the range of -15% +20% of the rated input voltage.
2.Output voltage stability: The output voltage of the aviation vehicle inverter power supply should change less than 1% of the rated value under the rated load condition.
3.Output Frequency Stability:Aviation on-board inverter power supplyThe output frequency of should vary less than 05%。
4.Efficiency: The efficiency of the aviation vehicle inverter power supply should be greater than 90%.
5.Overload capacity: The aviation on-board inverter power supply should have a strong overload capacity and be able to work continuously under the condition of 120% rated load.
6.Protection function: The aviation vehicle inverter power supply should have protection functions such as overvoltage, undervoltage, overheating, short circuit, and overload.
7.Environmental adaptability: The aviation vehicle inverter power supply should have good environmental adaptability and can work normally in harsh environments such as high temperature, low temperature, humidity, and salt spray.
Five28v、115v、220v、270v、400hzaviationOn-boardInverter power supplyofFields of application
Aviation vehicle inverter power supply is widely used in civil aviation passenger aircraft, JS fighter jets, UAVs and other aircraft, providing stable power for communication, navigation, radar, fire control, lighting, air conditioning and other systems on the aircraft. In addition, aviation on-board inverter power supply is also widely used in ground test equipment, on-board equipment and other fields.
In short, as the core part of the aircraft power system, the performance of the aviation on-board inverter power supply directly affects the safety and reliability of the aircraft. With the development of the aviation industry, rightAviation on-board inverter power supplyThe performance requirements are also getting higher and higher. Therefore, it is of great significance to research and develop high-performance, high-efficiency and high-reliability aviation inverter power supplies to improve the safety and reliability of aircraft.