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Chapter 291 Large Helicopter(1/2)

Author: September Sauce

A few days later, NPU.

Chen Nian sat behind his desk, sorting out the latest progress and plans at hand.

After doing what he should do, the remaining work actually does not belong to Chen Nian, but is the responsibility of a disaster recovery working group specially established by his superiors.

This disaster recovery working group is completely independent of the Spark Team. It only receives technical support from the Spark Team and has no leadership affiliation. The purpose is to carry out preparations in the most efficient and objective manner.

Chen Nian is not on the team list. The reason is simple. He is neither professional nor has any experience in dealing with this matter.

Therefore, after providing information and exporting the technology related to the "earthquake shield", Chen Nian's focus shifted back to technology research and development.

The "Two Ships" and "Five Bombs" projects have entered the self-operation stage. Regarding metallic hydrogen, since Chen Guo's communication with Isaac has not yet made progress, Chen Nian is not in a hurry to waste resources to push it forward.

Therefore, his short-term goal has been shifted to helicopters.

In fact, before this, he had told Zhu Xuejun that if he wanted to support the army, he would start with helicopters.

And now, we can just implement this goal.

In fact, if we want to talk about the biggest gap in military equipment between China and the United States, some people may mention aircraft carriers, some may mention improved performance fighter jets, and some may mention strategic nuclear submarines.

But if we put aside the strategic status and combat effectiveness of various types of equipment and analyze it from the absolute "technical gap", Chen Nian feels that the first one to bear the brunt must be helicopters.

At this point in time in 2007, China was far behind the United States in a series of key helicopter research and development technologies, including rotors, engines, fly-by-wire flight controls, bearing transmissions, etc., and even in some aspects, it was completely blank.

.

Even after more than ten years, the Z-20 and WZ-10 are in service, our helicopter technology is still more than 20 years behind the United States.

Because the Zhi-20 can only be regarded as an improved model of the Black Hawk, and the Wuzhi-10, although most military fans use it to benchmark the Apache, in fact, it is just a third-generation medium-sized aircraft.

One of the most important reasons why helicopter technology is backward is that there is no money.

Because there is no money, limited resources can only be invested in more strategic weapons and equipment.

This is definitely the right idea.

After all, whether building a helicopter or building a fighter jet is more important, I believe there is no one who can’t choose.

——

However, the reason why Chen Nian wants to take the helicopter route now is actually very good:

Times have changed.

China's influence is no longer limited to one country, and the tasks we need to perform are no longer just life-or-death, bloody "wars of destruction".

Taking Africa as an example, if the Djibouti military port can have several helicopters of different types and purposes, it will be much easier to handle some small-scale conflicts and small-scale threats.

Of course, in addition to the military field, as mentioned before, even if we simply consider subsequent disaster relief purposes, we should have our own heavy-lift helicopters.

In the short term, buying can solve urgent needs, but what about the long term?

After all, you still have to rely on yourself.

Thinking of this, Chen Nian took a deep breath and immediately wrote down a few options in his notebook.

Armed helicopter.

Heavy lift helicopter.

General purpose helicopter.

For each option, he listed several of the most representative models later.

For example, the corresponding armed helicopters are the Longbow Apache AH-64D, Bucks MI-35, and X-2.

The corresponding general helicopters are V-280 and Z-20.

As for the heavy-lift helicopters, they correspond to the most classic Mi-26 and CH-47 Chinook.

Chen Nian analyzed the performance of these helicopters one by one, and after comprehensive consideration, determined the goal he wanted to analyze this time.

A heavy-duty armed helicopter with performance exceeding the X-2 that entered service 15 years later, and a heavy-duty transport helicopter that rivals the standard Mi-26.

The former makes up for the shortcomings of the army's combat effectiveness, and the latter fills our country's gaps in this type of aircraft.

However, since there was no direct "reference" model, Chen Nian could only choose to do the preliminary performance design himself.

Nowadays, domestic engines, engineering materials, and mechanical design have made great progress in various fields. If you are still satisfied with the 56-ton maximum take-off weight of the Mi-26, you will not want to make progress. Chen Nian decided to get it right in one step, increasing it to more than 80 tons.

This is a very extreme functional design. After reaching this take-off weight, the only purpose of this aircraft is to transport loads.

It seems a bit useless, but in fact, Chen Nian has another purpose.

Extreme design brings extreme technological progress. As long as this aircraft can be built, the various technologies required to manufacture advanced helicopters will surely be able to achieve breakthroughs.

Therefore, Chen Nian did not hesitate. After determining the performance parameters, he directly started the analysis.

He still has 110 source points on hand, and the number of source points that this heavy helicopter, tentatively named Zhi-30, needs to consume is 28.

Very expensive, but worth the money.

Because, after the Z-30 completed the analysis, the number of source points required for the WZ-30 with high radar stealth, high firepower intensity, and high maneuverability dropped directly from 36 to 6 points!

In fact, most of these 6 points are spent on its supporting body design, radar and weapon design.

The basic technologies required in the helicopter industry have basically been developed.

Chen Nian nodded with satisfaction. It took him nearly three hours to absorb all the technologies of the two helicopters.

The next step is to slowly sort out the technology and export it to the 602 Institute for research and development.

Thinking of this, Chen Nian picked up the phone.

He did not contact Chen Guo, but called Lin Yongming directly.

The main helicopter research institute in China is the 602 Research Institute in Harbin. This research institute belongs to the AVIC Second Group. Although it does not belong to the same group company as the First Group, the two parties have close exchanges, especially in UAV research and development projects. The previous Rainbow

The project is a typical representative of the cooperation between the two parties.

Therefore, the effect of looking for Lin Yongming is not much different from that of looking for the manager of the second group - at most, it is just one more intermediary communicator.

After the call was connected, Chen Nian said directly:

"Mr. Lin, we have some clues about heavy helicopter technology."

"I have several key technological breakthrough ideas here, including bearingless rotors, high-power turboshaft engines, and overall aerodynamic layout."

"I would like to ask you to contact the Second Group and let them prepare to start the research and development project - the funds will come from the Spark Group's budget."

Hearing Chen Nian's words, Lin Yongming couldn't help being surprised even though he had been mentally prepared for it.

So fast?

You know, less than a week has passed since Chen Nian proposed to build a heavy-duty helicopter.

In such a short period of time, let alone "create it yourself", even if someone puts the technical documentation in front of you, it is not that easy for you to understand it.

Sure enough, this young man still cannot be judged by common sense.

Even if you put aside the mysterious aura about him and just look at his personal abilities, you can say that he is terrifyingly excellent.

So, he opened his mouth and replied:

"Got it, I'll contact Group Two."

"But Xiaonian, I'm afraid it won't be easy to digest the technology in such a short period of time."

"I suggest starting with the turboshaft engine. Once this is solved, the difficulty of other subsequent technologies will decrease, and the progress will be faster."

"I know."

Chen Nian immediately replied:

"The turboshaft engine is definitely the core issue, and we don't have any cases to refer to at this point."

"Because the design power of this engine is around 13,000kw, which is 40% higher than the D136-2 engine of the Mi-26."

"I suggest that we adopt the strategy adopted by the H-20 at that time and cooperate with the Russian side to reduce the difficulty in the landing process as much as possible."

"I agree with this, but wait a minute, how many kilowatts?"

"13,000 kilowatts."

"Good guy, do you want to increase the load capacity of this helicopter to more than 30 tons? One and a half C130?"

"no."

Hearing Chen Nian's answer, Lin Yongming breathed a sigh of relief.

After all, the load capacity of 30 tons is indeed a bit too exaggerated.

However, before he could react, Chen Nian continued to speak:

"According to my design, there is no linear correlation between the increase in power and the increase in self-weight."

"The maximum take-off weight of this helicopter must be more than 80 tons, but the weight of the aircraft body is controlled below 40 tons."

"So, the maximum load is not 30 tons, but 40 tons."

"."
To be continued...
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