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Chapter 62 New UAV Design

Author: Charcoal grilled bamboo shoots

Ten minutes later.

It was originally a large microwave generator with a length of more than 1 meter, a width of 90 centimeters, and a thickness of 60 centimeters.

It turned into 23 microwave generators of different sizes and lengths.

The large one is about the same size as a 14-inch notebook, and the small one is only the size of a baby's hand.

The long ones are more than 1 meter, and the short ones are less than 10 centimeters.

But if you are sensitive to puzzle building blocks, you can spot them at a glance.

These large and small microwave generators are combined.

It can just form a large microwave generator with a length of more than 1 meter and a width of more than 50 centimeters.

[Item: Distributed Pulse Microwave Generator]

[Note: This is a microwave generator that uses ultra-high voltage microwave conversion technology and a clever design.

If a magnetically restrained environment can be provided to avoid energy leakage.

It can continuously heat objects to tens of millions of degrees Celsius.

Even if there is no magnetic confinement environment, using pulsed microwave shock with the maximum voltage power can heat objects to millions of degrees Celsius in an instant]

"The maximum power pulse microwave shock can heat objects to millions of degrees Celsius in an instant?"

Looking at the newly adjusted and modified pulse microwave generator that had all its attenuation properties removed, Chen Yi had a hint of joy in his eyes.

Although he knew that this kind of pulse energy could not last long without a magnetic constraint environment and would dissipate in 1 second at most, but it was enough.

Millions of degrees Celsius, 1 second.

It seems very short.

But you must know that at supersonic speed, the aircraft can fly more than 340 meters in one second.

Such performance parameters fully meet Chen Yi’s needs for transforming his own drone.

After all, he just wants to build a "high-temperature blade", not really engage in nuclear fusion.

This microwave generator does not need such powerful power at all.

Too fierce.

According to the size of the drone.

This cannot satisfy the huge energy demand.

"The next step is to combine the microwave generator, ultrasonic vibration, and the shock wave from the drone."

"Start making trouble!"

I reviewed the plan in my mind and felt that I was in good condition for cultivating immortality.

Chen Yi simply planned to stay up all night again.

Putting on the virtual helmet and connecting to the CAD drawing software, Chen Yi began to design the drone's body parameters.

This time, because a laser gun is to be added, the fuselage also needs to be designed with a structure that concentrates shock wave energy.

At the same time, ultrasonic modules and microwave generators must be added, and they must also comply with the attack mode of "sharp blade" weapons.

Such a new drone.

Whether it is the aerodynamic layout, the fuselage structure, or the internal gravity design, etc., everything needs to be redesigned.

“In manufacturing matters, materials come first.

This time the drone needs to pay attention to the microwave frequency of the microwave generator to prevent the shock wave in front of the fuselage from absorbing the microwaves, and the fuselage will resonate with the microwaves and vaporize first."

"No, the microwave emitting surface is a special material.

The microwave generator can be modified to directly change the emitting surface into the shape of a drone.

Then adjust and increase the intensity through the system.

This technique avoids the risk of the drone being vaporized by microwaves.

It can also reduce the attenuation loss of microwaves penetrating barriers."

“The attack targets of the sharp blade are mainly ground and low-altitude targets.

In this aerodynamic layout, in addition to considering lift and drag.

It is also necessary to consider the performance of sprinting downwards at high altitudes to reduce the intensity of the sonic boom at supersonic speeds.”

"The engine is the same engine that was used to sprint into space."

"The ion thruster has insufficient burst and is not very suitable for law enforcement environments where time is critical."

"Laser guns, microwave generators, and ultrasonic transducers all use electricity.

This adds a set of Yifei batteries and a charging port.

The designed battery is 40 kilograms and has 58 kWh of electric energy, which is enough.

After all, the main blade function is only activated for a moment when attacking."

“In addition, a layer of coils needs to be arranged on the front end of the fuselage.

Electricity forms a layer of electromagnetic field, which temporarily blocks the temperature radiated by the microwave generator after it is started.

The electromagnetic field does not need to exist for a long time, one second is enough, but this also requires power supply..."

Chen Yi lists the design key points of this new sharp-edged drone.

The drone itself has a power generation system that is connected to a low-power engine and naturally dissipates heat.

Used to power avionics, communications, radar photography, etc.

However, this system cannot meet the consumption of ultrasonic transducers, especially microwave generators.

Instead of increasing the power of the power generation system.

It increases the weight and volume of the generator and consumes the thrust of the engine.

It is better to directly add a set of carbon-silicon lithium batteries.

Through the battery, the ultrasonic transducer and microwave generator are separately powered.

According to these requirements.

More than four hours later.

A drone with a length of 2.8 meters, a wingspan of 1.79 meters at its widest point, and a height of 50.4 centimeters including the landing gear was designed by Chen Yi.

The overall shape of the drone is somewhat similar to a smaller version of the J-20 Weiye.

However, the fuselage is relatively flatter to reduce the cross-sectional resistance during impact cutting penetration.

In addition, Chen Yi also designed a special structure for the machine head with reference to aerodynamics and fluid mechanics.

Normally it has a streamlined tip, but once the sharp blade mode is turned on, the tip will be concave.

Forming a concave structure like an inverted blade.

Parameters such as the angle, radian, depth, length and width of the inverted blade.

All are carefully calculated to concentrate the shock wave to the greatest extent.

At the same time, the wings that participate in the blade mode also have a similar structure.

According to Chen Yi's calculations, structures such as the nose and wings concentrate the shock wave energy.

It is 5 to 7 times higher than the shock wave in the natural supersonic flight state.

Of course, energy is conserved.

This extra shock wave energy cannot be blown out of thin air.

The price paid is to turn on the sharp edge mode, and the aerodynamic resistance of the drone will rise linearly.

The phenomenon shown is that the drone, which was originally flying at high speed, decelerated sharply due to the increased aerodynamic resistance.

"The lift coefficient is 2.52 and the drag coefficient is as low as 0.015."

“Although it is imitated in the shape of Weiye, its aerodynamic performance is even better than that of Weiye.”

"It seems that after being influenced by the drone, I have made progress again."

"Even if the blade mode is turned on, the lift coefficient and drag coefficient of the drone are still at this level, so I won't mention it."

After completing the design of the drone, Chen Yi calculated the lift coefficient and drag coefficient of the fuselage structure.

very nice.

In normal flight conditions, the aerodynamic performance is even better than that of Weiye.

As for the blade mode, well, this is not a normal flight state, so there is nothing to compare it to.

"It's three o'clock in the morning, and there's not much carbon fiber raw material left."

"Since it is using an engine for sprinting into space, it is not ion propulsion."

"There is no need to reduce the weight of the fuselage, just use aluminum-titanium composite metal."

Determine the aerodynamic performance of the drone.

Chen Yi imported the drawings into two 3D metal joint printers.

According to the time, printing and production of this latest sharp-edged drone will be completed early tomorrow morning.

At that time, you can find the police to deliver the goods and conduct a test flight at the same time.
Chapter completed!
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