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Chapter 495 Improvement plan of NK series liquid rocket engine

"Professor Xu, I always thought that you only studied physics. I didn't expect you to also study aerospace?"

Xu You said with a smile: "Science is boundless, not to mention that the aerospace field also contains a lot of physical knowledge, which is not surprising."

"That's right, in fact, I was also a science student at the beginning, and I only focused on the aerospace field during my graduate student period. Professor Xu, what kind of technology do you want to know about today?"

"If possible, I would like to learn more about your country's liquid rocket engine technology."

"Professor Xu, of course there is no problem. Don't worry, we are definitely not going for the formalities this time, but are full of sincerity. If you have any questions that you don't understand, you can ask them at any time."

With that said, Nikolasky turned on the computer and found the corresponding information page.

It can be seen that Nikolasky is indeed very well prepared, and he does not intend to deliberately retain technology.

Xu You listened carefully to Nikolasky's explanation, and asked some questions from time to time.

Through Xu You's question, Nicholas can see that Xu You is not just a layman in the field of aerospace.

Xu You's professionalism in asking questions is not lower than that of professional practitioners in the aerospace field.

Even for some questions, Nicholas needs to think for a while before he can give Xu You an answer.

During the conversation with Nikolasky, Xu You also sighed again and again, with a fruitful look on his face.

"Professor Xu, if I didn't know your identity, I would definitely think that you are the chief engineer of your country's space agency. To be honest, exchanging knowledge with you is really a very high test for me. I feel that my Your brain is going to be overloaded."

What Nikolasky said was true. After several hours of communication with Xu You, his whole body was already soaked in sweat.

These were the most mentally taxing hours Nikolasky had ever felt in his life.

He has never felt this way, even during heavy space missions.

"Haha, high-intensity brainstorming will indeed put a high load on the brain, but at the same time, it will also have a good exercise effect on the brain. Mr. Nikolasky, please take a break, it is time to eat It's time."

"That's right, I also feel a little hungry." Nikolasky laughed.

After the technical exchange was over, Nikolasky finally breathed a sigh of relief.

But what he didn't know was that Xu You didn't want to "let go" him, but just let him take a good rest first, and Xu You still had a lot of questions he wanted to ask him.

After the meal, Xu You pulled Nicholassky again, and continued to discuss the issues that had not been discussed before.

Facing Xu You's warm greeting, Nicholassky couldn't help but continue talking with Xu You.

"Mr. Nikolasky, the NK series liquid rocket engine here has a relatively light single structure, but the combustion chamber pressure will be very high, so we use a relatively high area ratio, right?"

"Yes, Professor Xu, for the reasons you mentioned, we have adopted a high area ratio of 27 to 1, so that it can generate very high sea-level thrust and sea-level specific impulse. Detailed parameters , it’s all here.”

At this time, Xu You seemed to have thought of something suddenly, instead of looking at Nikolasky's computer screen, he opened the drawing software of his computer and began to draw something.

Nikolasky didn't know what Xu You was doing, but seeing Xu You's serious look, he must be doing some important work, so he didn't ask, but waited quietly.

After a few minutes, Xu You finished his work and showed the screen to Nikolasky.

"Mr. Nikolasky, if the structure of the rocket liquid engine is changed in this way, will it achieve better results?"

After seeing the screen on Xu You's computer, Nicholas was taken aback for a moment.

Not to mention whether Xu You's revised new structure is really feasible.

Xu You's drawing speed alone is enough to make people's jaw drop.

Although this is just a sketch, it would take at least half an hour for Nikolasky to draw the same level if he did it himself.

In comparison, Xu You's speed was much faster.

Immediately afterwards, Xu You explained to Nicholassky the reasons for making such revisions.

"If the structural design is adjusted in this way, the entire engine will have a stronger throttling capability. We can use an adjustable mixing ratio pump to control the relevant oxidant, and control the fuel mixing ratio of the oxidant and fuel. In this way, the It can keep the pressure of the combustion chamber, sea level specific impulse, sea level thrust-to-mass ratio and other conditions within the best range.”

Listening to Xu You's explanation, Nicholas was also thinking hard.

A few minutes later, Nikolasky suddenly looked happy, and exclaimed happily:

"That's right, Professor Xu! After your design, the structure of the entire engine will indeed be more optimized! You are indeed a rare cross-type talent in the world!"

"Mr. Nikolaisky, you are honored. If it weren't for your explanation today, I wouldn't have thought of such a structural optimization method." Xu You said modestly.

After some communication, the Soviet scientists were a little embarrassed.

Originally, they were the ones who came to provide their own technology today, but in the end, Xu You helped put forward suggestions for technical improvement.

"Professor Xu, you have helped us a lot this time. Regarding the NK series of liquid rocket engines, we have been trying to further optimize them, but we have not found a suitable solution. I really don't know, how should I thank you!"

"Hey, what are you being polite about? We are all the closest friends, and this is just an idea on my mind. It seems that if we have the opportunity in the future, we should communicate more, which will also help the development of both of us."

Xu You's words were not just random words, but had some purpose.

After seeing these big scenes, Xu You is no longer the simple person who only knows how to immerse himself in scientific research.

If we can take this opportunity to learn more about Su's cutting-edge technology, it will obviously be more meaningful to the overall situation of the country.

Xu You himself can also appreciate more knowledge and satisfy his desire for knowledge.

And Xu You would not ask for it in vain, he could completely rely on his powerful brain to help them optimize some techniques.

This is a win-win situation for both parties.

"That's right! This is indeed something that will help both of us develop technology!"

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