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China Suppliers Factory of Film Capacitors for Low-Flying Aircraft Applications in E-Aviation
As is known to all, Electric vehicles/automobiles is internationally popular and promotion of green transport, with its pollution, no noise, low-power, low road occupation, convenient and aroused great attention. The unmanned aerial vehicle technology is way more than mature. Will the low-altitude aircraft be the next popular means of transportation? It seems the pattern of the development.
Due to operating conditions, airborne components must comply with strict reliability and safety requirements. The atmospheric conditions like the air density, cooling properties of air, dielectric strength of air must be considered for low-altitude E-aircrafts.
The development of busbar film capacitors specifically designed for aircraft applications represents a significant advancement in the field of e-aviation. These electronic components are engineered to meet the unique demands of low-altitude flight, ensuring optimal performance and reliability. The integration of such advanced electronics solutions is pivotal for the evolution of electric aircraft, enabling them to operate efficiently and safely in the air.
Reliability & Lifetime Performance
The busbar film capacitor can meet the life requirements of aircraft operation for 3000h, and the capacitor limit test condition runs continuously for 4000h under the working condition of high temperature 115℃ and high voltage 400Vdc. The capacitor still maintains excellent electrical performance and function, and the capacity attenuation is less than -3%.
Technical Parameters
Capacitance
100~1000uF
Rated Voltage
400~1000V
Rated ripple current
50~70A
Stray inductance
≦10nH
Working environment
-45~115℃
Key Features
Excellent resistance to active and passive flammability
Over-voltage capability
Low losses with high current capability
High reliability
High temperature resistance
Operating Conditions
Rated power
20kW~160kW
Switch frequency
10Khz
Working environment
110℃
Driving Power Specifications
● Rated Power
20kW~160kW driving power
● Capacitance
100~1000uF
● Rated Voltage
400~1000V
● Rated Ripple current
80A
● Stray inductance
≦ 10nH
● Working environment
-45~115℃
Frequently Asked Questions
Q: What is the operational lifespan of the busbar film capacitor in e-aviation?
The busbar film capacitor is designed to meet the life requirements of aircraft operation for 3000 hours. Under limit test conditions, it can run continuously for 4000 hours under a high temperature of 115℃ and high voltage of 400Vdc with a capacity attenuation of less than -3%.
Q: What atmospheric conditions must be considered for low-altitude electric aircraft components?
Due to strict reliability and safety requirements in flight, key atmospheric conditions such as air density, cooling properties of the air, and the dielectric strength of the air must be carefully considered.
Q: What is the rated power and switching frequency range of this capacitor?
The capacitor supports a rated power range of 20kW to 160kW driving power and operates at a switching frequency of 10Khz.
Q: What are the primary features of these film capacitors?
Key features include excellent resistance to active and passive flammability, over-voltage capability, low losses with high current capability, high reliability, and high temperature resistance.
Q: What are the technical parameter limits for capacitance, voltage, and stray inductance?
The technical parameters include a capacitance range of 100~1000uF, a rated voltage of 400~1000V, and a very low stray inductance of ≦10nH.
Q: What is the allowable working temperature range for the capacitor?
The capacitor is designed to operate reliably in harsh working environments ranging from -45℃ up to 115℃.



