In this era, hollow penetration is to seek death. Only when fighters penetrate from ultra-low altitude can they successfully bomb. Otherwise, they will be hit down by the other party's air defense missiles.

However, ultra-low altitude penetration requires terrain tracking capability. In short, it requires that the radar has synthetic aperture mode and can conduct terrain mapping. The shape of the ground can be displayed on the radar screen, so that the pilot can better operate the aircraft. If the aircraft is operated by telex, it can also be linked with the operating system to avoid in advance.

Without these, depending on the pilot's own technology, it would be very dangerous.

Now, China's radar technology is making progress. However, only having a thorough understanding of various air-to-air modes is enough for 114 institutes in the past two years. It may take a few years to have a mode of ground surveying and mapping.

However, the Navy's needs are simple.

Because the sea surface is flat, there is a wind and wave, that is, one or two meters is quite high. Therefore, there is no need to have automatic evasion. It can be used with a radar altimeter and automatic stability enhancement control to sweep the sea height. How can it be worse than bombardment six?

In the Navy's demand, it is just a missile carrier with long endurance.

Therefore, the demand of the navy can be realized first. At the same time, the Navy also took the lead in equipping the hong-7 fighter, which also laid a risk for the air force.

In later generations, we can see that the Flying Leopard fell seriously.

Why?

Spey engine is mature and reliable, so there is no problem with Feibao engine. The problem is its pneumatic design.

Everything is stability.

The wing of H-7 has no leading edge flap (that is, the leading edge of the wing can lean downward) and is not particularly suitable for low altitude and high-speed penetration.

For the aircraft, the biggest function of the leading edge flap is to improve the lift of the aircraft. Since the jet began large-scale application, the leading edge flap has become an indispensable part of the jet aircraft wing. If the aircraft does not have the leading edge flap, the feedback that the aircraft can provide to the pilot before the wing stall is not very obvious, which brings great trouble to the pilot.

The Navy's Flying Leopard is mainly in the middle and high altitude and rarely enters the low altitude. Therefore, there is no great response to this thing, but it is different to the air force. The air force just wants to fly at low altitude and drill into mountain ditches. Therefore, when the wing suddenly stalls, the aircraft lacks response.

In this way, the pilot can not operate. At the same time, because they are all problems at low altitude, once the wing stalls, the pilot's escape window is very narrow.

At that time, it was limited by technology. After all, Han didn't master the technology of adding leading edge flaps to wings until the development of J-7E in 1992, so the R & D personnel at that time could only choose to cancel leading edge flaps to reduce R & D risks.

But now, with the help of Qin Guan, the new J-7 already has this thing. With the progress of precision machining technology, there is no problem of reliability.

Therefore, it is not difficult to add flaps to it and have excellent low altitude performance.

However, these are later words. Now, we should first rely on the capital investment of the navy to get it out.

"We have made breakthroughs in many technologies. For example, our radar has begun to manufacture advanced pulse Doppler radar with flat slot antenna," Qin Guan said "Our technicians have also begun to adopt the same 1553B Data Bus Technology as Yingguo. Therefore, I suggest you can go to 6611 to learn from the experience, refer to the development of China's existing technology and strive to improve the performance of the aircraft."

As the first self-developed advanced fighter in the Han Dynasty, the airborne equipment of hong-7 has greatly increased.

For example, the Hongqi in history contains 232h single pulse multifunctional fire control radar, zj-9 commander, 210 Doppler navigation radar, 265A radar altimeter, hzx-5 heading and attitude system, among which 232h fire control radar is the key to sea operations.

Due to the increase of avionics, the traditional method of hardware interconnection is not suitable for the J-7 fighter. Therefore, it uses the data bus to connect various systems to form a preliminary integrated avionics system. However, compared with the advanced 1553B Data bus, it uses the low-speed and one-way ARINC-429 bus. The system takes the fire control computing center to be responsible for cockpit display.

The current Hongqi definitely wants to adopt this method, but our side has completed the research and development of 1553B Data Bus and has begun to adopt it on the Raptor. Therefore, let Hongqi's electronic system be improved in advance.

"Great, we can go and have a look," Chen said. "The progress of 6611 Institute in the past year is enviable."

How can we not envy? In one year, we have already pounded the advanced third-generation aircraft and will soon make its first flight. This progress is quite fast.

In contrast, after so many years of development, our own Hongqi has only built a wooden prototype. People are more angry than people.

"Yes, we need to speed up the research and development of our Hongqi," Qin Guan said. "After all, this is an advanced fighter bomber."

Hearing Qin Guan's words, Chen Lao's face was not happy: "President Qin, this aircraft is in an awkward position now."

They have been recognized by the Ministry of aviation industry and regarded as the most urgent project by the Navy, but too many things have happened recently.

For example, about the introduction of male cats.

All of a sudden, we have to pack and buy nearly 80 male cats. At the same time, we have to imitate them at the 6650 Research Institute. President Qin's speech at the meeting that day has made it clear that the male cat will not only become a special air control fighter, but also deform into a terrible variable swept wing fighter bomber.

In this way, don't we become chicken ribs? They are also equipped with Spey and double engines. At the same time, their own aircraft has no air combat capability. Even if the male cat transforms into a bomb cat, the air combat capability is also very powerful.

Mr. Chen has always been worried about whether his project will be squeezed out?

When Qin Guan heard what Chen Lao said, he knew what he was worried about.

Now, the positioning of Hong Qi has become blurred.

As a special bomber, the male cat has the same bomb load as it. As a fighter, its air combat capability is very poor. Therefore, no matter how compared, it seems that there is no need for the existence of Hong Qi.

This is definitely more troublesome for old Chen than sitting in tandem. This is what he has been worried about since he came back from the capital.

"Old Chen, don't worry. This aircraft also has advantages. It's cheap!"

Qin Guanhua immediately came to the point. What are the advantages of Flying Leopard? It's cheap!

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