Genius of the Rules-Style System
Chapter 452 The second group of designs targets fifth-generation fighters!
Zhao Yi didn't know how Luo Guijun felt. He also saw the online public opinion news and didn't take it to heart at all.
even……
He didn't even remember Luo Guijun's name, because there were very few surnames in Luo, and the name 'Guijun' was not easy to remember. He glanced at it and turned around and thought, "What's the name of the teacher who compared scores with me?" Are you here? Why can't you remember?"
(Note: If there is a book friend named Luo Guijun, Pumpkin would like to apologize. It is just a joke in the book. Please don’t take it to heart.)
Then, shaking his head, shrugging his shoulders, spreading his hands, "Who-care?"
this day.
The CET-6 exam has officially started.
Zhao Yi arrived at the examination room immediately, found his seat like an ordinary student, and then answered the questions normally. The CET-6 exam was not difficult for him. He wrote the answers directly to the multiple-choice questions, filled in the words and translated the questions, and it took a relatively long time. It took a little longer, but he finished it quickly. Only the writing question took the longest. He needed to think about what to write and then discuss it slowly. Since he couldn't hand in the paper in advance, he spent time answering the questions slowly, but still I finished it quickly and just lay down on my seat...
sleep!
[Extra sleep, study coins +2! 】
[Extra sleep, study coins +2! 】
[Extra sleep, study coins +2! 】
The CET-6 examination room seemed to be a good place to earn coins, and he got six study coins in a daze.
The two invigilators looked at him and grinned. They looked at each other and hesitated whether to wake up Zhao Yi. After hesitating for a long time, they just walked around twice. Then they noticed that Zhao Yi's answer sheets were all filled up. Just don't care about anything.
It really is Master Zhao!
The CET-6 exam is not difficult for him at all, but... the speed of doing the questions is too fast!
They were also very interested in Zhao Yi's answer sheet, and like everyone else wanted to know how many points Zhao Yi scored. Unfortunately, no matter who took the exam, the score would definitely be the same. They still had to wait until the scores came out. The premise was that Zhao Yi Yi wouldn't mind announcing the scores.
Zhao Yi almost slept until the end of the exam, and it was almost the same time when he woke up again.
Wait and wait!
Finally it was time to hand in the paper. I handed in the paper with other students. As we walked out of the classroom, we were chased by several students and asked, "Academician Zhao, how did you do in the exam?"
"Master Zhao, I didn't expect to be in the same exam room as you! No, I have to take a photo. How did you do in the exam?"
"What a coincidence! Level 6 is still worth it! Academician Zhao must be fine, right?"
Zhao Yi was troubled by the comments from a lot of 'great masters' and 'academicians'. He thought about it and estimated, "The paper score should be more than 650, right?"
"Huh~"
"Really!"
"The Great God is indeed a Great God!"
Zhao Yi hurriedly took the time to leave with a smile on his face. He was indeed making the most conservative estimate because he couldn't think of anything wrong with the paper, but for writing questions, there was no telling how many points he would get.
soon.
His estimated score appeared online, and a student nearby was interviewed by a reporter. He was in the same examination room as Zhao Yi, and heard Zhao Yi come out and say, "I can test more than 650."
Many people also discussed it——
"Master Zhao looks very confident, so there should be no problem."
"Zhao Dashen got a perfect score in the college entrance examination English. At this level, he can pass CET-6 without any problem. To say 650 is probably modest."
"That's not necessarily true. It's been several years. Master Zhao has been doing scientific research, so he definitely doesn't have much time to learn English."
"Six hundred and five! Don't say six hundred and five. I think anyone who can pass 550 is a god. I can pass 450 too!"
"So, where is Luo Guijun?"
Luo Guijun also signed up to take the exam as normal, because public opinion was more concerned. When he took the exam, there were several reporters waiting downstairs. He was not like Zhao Yi, who had some headaches with media interviews, but took the initiative to accept interviews before and after the exam. His estimated score happens to be a little higher than Zhao Yi.
"The roll should be over 660, maybe higher, but it's hard to say how many points it will be," Luo Guijun said.
The reason why they all say "paper-based scores" is because the scores for the CET-6 exam are not paper-based scores. They have to be weighted and equalized, using a normal score with a mean of 500 and a standard deviation of 70. To calculate the final score, a simple understanding is that when the final score is calculated, there are differences between the scores of some questions and the scores on the paper. There will be a certain deviation between the candidate's final score and the score on the paper. The deviation will not be very large. It is only within a certain range and is more important for students who are 'close to passing'.
If you can get a score of 600 or above, you are 100% sure to pass, and there is no need to worry about deviations.
Luo Guijun's score happened to be ten points higher than Zhao Yi's, which made many people look forward to their real scores. Most people still favored Luo Guijun because he is a professor who studies language and diplomacy. Zhao Yi is indeed very famous, but he is engaged in scientific research. For those who don’t study languages, English is still very, very difficult compared with those who study languages professionally.
This kind of discussion is of little significance. The scores for the CET-6 exam cannot be released in one day.
The heat lasted for two days.
The discussion that followed was relatively muted.
Zhao Yi didn't pay attention to the discussions on the Internet. He continued his study life, reading books every day to enrich himself, and also preparing for the final exam of his philosophy major. Eight of his courses were taken at the end of the year, and the remaining few philosophy major courses , it will be until June next year. Eight professional courses are a bit too much for other students, but it is nothing to Zhao Yi. He only spends one-third of his time going to the philosophy major courses, and the rest of the time is spent looking for It’s very interesting to read books that interest you, such as history.
Literature courses can never escape history. Even for philosophy majors, a large part is related to history.
The history of human development, the history of philosophy, the history of economic development, and the history of scientific development are all very valuable. With the help of history, we may be able to find the direction of future scientific research and development.
soon.
More than a month has passed.
For more than a month, while enriching himself, Zhao Yi also paid attention to the engine design and acceptance work. The progress was relatively smooth, but there were still some designs that the expert group of the aviation group did not understand or could not calculate. He needed to explain.
Zhao Yi also made a trip to the airline group on the way. If he had any problems later, he would simply explain via video. It wasn't a big deal. He generally didn't want to run around, so it was pointless.
This day is still very ordinary.
The only thing that was not ordinary was the students who took the CET-6 exam. They were checking their scores one after another, and some voices appeared on the Internet. The CET-6 exam did not receive much attention, but when Zhao Yi's name was contacted, the discussion became The excitement grew, and many people were looking forward to knowing Zhao Yi's results.
At the same time, Luo Guijun's achievements also attracted attention.
Luo Guijun didn't even need to take the initiative to break the news. A reporter came to interview him. He checked his grades on the spot--
679 points.
This is a pretty high score.
The total score of CET-6 is only 710 points, and he can get 679 points, which is enough to show Luo Guijun's level. It should be considered that he is not the kind of student who specializes in preparing for CET-6. He hardly makes any preparations and just goes to the test at his own level. Take the test.
Many people sighed, "As expected of a professor at the School of Foreign Languages!"
At the same time, Zhao Yi noticed the discussion on the Internet and remembered that today was the time to check his scores, so he logged in to check--
Candidate name: Zhao Yi.
School: Yanhua University.
Test category: English CET-6.
Admission ticket number: *********************
Your total score is: 709.
Listening: 250.
Reading: 250.
Overall: 70.
Writing: 139.
Zhao Yi felt that he had opened the page and glanced at the total score when he heard Li Renzhe shouting, "Zhao Yi, I took the exam with 501 and passed! What's your score?"
Li Renzhe ran over excitedly and looked at the computer screen on the table. He suppressed his excitement. His mouth didn't close for a long time and he murmured, "Isn't this true?"
"Ahem."
Zhao Yi said calmly, "I didn't expect that."
"You didn't expect it either?"
"I didn't expect it was one point short..."
"Get lost!" Li Renzhe spat jealously, and then said flatteringly, "Zhao Yi, Zhao Yi! Who of us is following whom? We are close friends who have been on the battlefield together! Give me this screenshot, I will break the news and it will definitely increase your followers. !”
"...went to the battlefield together?"
"Dota! League of Legends! Let's kill people together!" Li Renzhe said very forcefully.
"……All right."
Zhao Yi felt helpless and took a screenshot and sent it, "But don't say on the Internet that I sent it to you."
soon.
Li Renzhe broke the news on Weibo and posted a screenshot of Zhao Yi's results. As he expected, few people paid attention at first, but the number of people who noticed it increased exponentially. Many bloggers with many fans retweeted the news.
"Master Zhao, 709 points!"
"The master is indeed a master, I got a C! How did I get 709?"
"Teacher who judges writing questions: I will deduct one point because I am afraid you will be proud!"
"Is this a record?"
"I remember last year it was revealed that a student got 705 in the CET-6 exam, which was the highest in history. Master Zhao actually got 709 in the exam..."
"Luo Guijun can't do it!"
"Luo Guijun: It's impossible! There must be some inside story! How can I pass 700 in Level 6? I already have a high score!"
"..."
Many people left messages on Luo Guijun's Weibo, asking him how he felt after knowing Zhao Yi's score.
It was impossible for Luo Guijun to know. He sat blankly in front of the computer, his eyes filled with disbelief. He couldn't understand why Zhao Yi got such a high score in the exam.
709?
Is this a joke?
Even if you find a British person who purely studies English, he probably won't be able to get above 700. What kind of magical level is 709?
This is an unimaginable score.
Luo Guijun suspected that there was an inside story for a while, but when he thought about it carefully, it was impossible. It was impossible for Zhao Yi to use any connections to get his score higher just for a test. In fact, comparing scores was just a joke.
He sighed helplessly and sent a Weibo message. There were only four words on it, "I am convinced!"
…
Zhao Yi once again demonstrated his god-level examination ability. He received a lot of admiration and surprise, but also made many people feel incredible. At first, it was said online that comparing the scores of Zhao Yi and Luo Guijun was actually just a joke. Most people were Don't care.
When they heard that Zhao Yi scored 709 in CET-6, even people who didn't care became serious.
For example, Professor He Mingcheng.
He Mingcheng had long since retired from shouldering the burden. He also heard about Zhao Yi's scores from other people. He had a surprised and bitter smile on his face, "Zhao Yi! A genius, we mortals can't understand it."
Others also had similar emotions, and their evaluation of Zhao Yi's genius had risen to another level.
Zhao Yi didn't care at all. He thought it was no big deal to get high scores. Creating historical records was just a CET-6 test. It could be said that it had no impact on him. What had an impact was research and development work, he thought. Read with peace of mind until the end, but the engine design acceptance still needs to be followed up. After the aviation group's expert group has finished evaluating the design, they must go over to read the evaluation report and attend several meetings to determine the next step in prototype production.
The aviation group's evaluation of the Kunlun II engine design lasted for more than two months, and even almost three months, almost catching up with the time for the Kunlun II engine to complete the design.
There's nothing we can do about it.
Some designs are very simple for Zhao Yi, such as the turbine unit, compressor booster blades, and stator blades. It only took him a few days to complete them. But in fact, let alone completing the design, even the evaluation of the design is very difficult. Difficulty, each blade design is very complex, and it is a very complicated calculation to demonstrate the performance of the design reflected in the engine.
It would be better if you know how to calculate, but some don't even know how to calculate. Zhao Yi needs to give a detailed explanation so that the expert evaluation team can understand the situation before proceeding to the next step of verification calculations.
The aviation group's expert team that evaluated the Kunlun Group II design included more than 20 people and was divided into seven groups to evaluate various parts of the design. Among them, there were two academicians of the Academy of Sciences and three academicians of the Academy of Engineering under the aviation group. However, the evaluation work The progress is still very slow. The slowest progress is the turbine group and blade group. The easiest part that Zhao Yi does is indeed the most difficult for them.
Well, it's done.
Zhao Yi also had to take a special car to the headquarters of the aviation group. The headquarters was not far from the capital, but the several-hour drive was still very tiring. He set off in the morning, and when he arrived at the headquarters of the aviation group, it was already afternoon. Three o'clock.
After arriving at the aviation group, Zhao Yi quickly got the detailed design acceptance report. Several academicians and researchers also gathered around and exclaimed, "Academician Zhao, your design is so exquisite and perfect!"
"I studied the turbine group and encountered many problems. In the end, it turned out that your design is amazing and can maximize the efficiency of the turbine blades, but the manufacturing requirements are a bit higher..."
"The material requirements are also very high. We replaced several materials for the new channel design, which was not easy..."
The last material mentioned refers to the design of the deflation piston. The original piston design does not need to withstand too high pressure and temperature. It is just a piston that can be collapsed by pressure. However, the design of small holes has high material requirements. Materials need to withstand higher temperatures and pressures while also having a certain strength and not easily deforming. It is not easy to find materials that meet the requirements.
The same goes for other parts of the material.
For example, the supercharger blades of the compressor have become more complicated due to the new design. There are two to three small holes in the area per square meter, and they are still curved arc design. The strength of the material is not up to standard. , it is easy to crack and collapse under high pressure.
etc.
Zhao Yi listened and explained a few words, and then looked at the design acceptance report. There were more than 300 pages in the acceptance report, which was an analysis of each design, including materials, weight, performance, etc. Many of the contents were about the design. In addition, some modifications are made based on optional materials, and then the demonstration is continued. Seeing this thick acceptance report, you also know how much work the expert team has done.
The most important data in the acceptance report is the evaluation of the overall performance of the engine design--
The theoretical thrust can reach up to: 16.3 tons.
Thrust to weight ratio: 10-12.
These two are the most important indicators for evaluating the performance of turbofan engines. Zhao Yi was not surprised when he looked at the data, and even said that the data was lower than expected.
"The maximum thrust of our design can exceed 18 tons, right?" Zhao Yi asked doubtfully.
Next to him, Academician Zhong Hua explained, "The highest thrust we evaluated for your design is 18.3 tons, which has exceeded the level of the fifth-generation engine, but the materials and manufacturing technology cannot keep up."
"Some designs and manufacturing are still different from the original design. The limitations of materials and manufacturing technology are too high."
Zhao Yi nodded in understanding and said, "The country still needs to increase investment in precision manufacturing and material research and development, otherwise many technologies will be restricted in the future."
"yes."
Many people nearby sighed with emotion.
Liu Jiankun came over and said with some excitement, "It's already very good. The Kunlun theory can only approach the fourth-generation engine level at best, but this design theoretically surpasses the fifth-generation engine. We don't have to worry about engine design in the next few decades." Problem."
Others also became excited.
In fact, they have been excited more than once in the past two months, and they are still very excited when they say it now. The design of the Kunlun Group 2 is so perfect that it has directly made the turbofan engine design leap from the fourth-generation level to the fifth-generation level. level.
Design and manufacturing are not the same thing, but only with design can manufacturing be achieved. With the design of Kunlun II, there will be no need to worry about turbofan engine design problems in the next few decades.
This is really exciting!
Prior to this, the only domestic turbofan engine was Kunlun. The theoretical maximum thrust-to-weight ratio in design was 7 to 8. The actual prototype produced had a thrust-to-weight ratio of only about 6.
According to international information, Kunlun can only reach the level of the third-generation engine at most. The third-generation engine appeared more than 30 years ago, such as the F100, F110, and F404 of China, and the RBl99 and M88-3 of Europe. The Soviet Union's RD-33 and AL-31F engines are representatives, with a thrust-to-weight ratio of about 8.
Later in the 1990s, the fourth generation of aero engines appeared, represented by the F119 of China and the EJ200 engine of Europe. The thrust-to-weight ratio was around 10. Among them, the F119 was equipped with the F-22 fighter and the EJ-200 was equipped with the "Typhoon" fighter plane.
As time enters the 21st century, the fifth generation of aero engines appears, represented by the F135 engine of country M and the F136 engine jointly developed by country Y and country M. The thrust-to-weight ratio is 12 to 13. Among them, the F135 engine is equipped in the most advanced F -35 on the fighter plane.
The engine design level of the Kunlun II Group has already caught up with the most advanced engines in the world. However, due to material and manufacturing limitations, it is unable to fully utilize the design performance. However, only a part of it is sufficient to produce fourth-generation or higher performance. engine.
"Enough to assemble fifth-generation aircraft!"
Liu Jiankun made a conclusion, and they held an internal meeting to discuss, and the result was the same.
The aviation group has been developing higher-end fighters with the goal of catching up with the top F-35 fighter. However, the biggest limitation is the engine. Not to mention the fifth-generation engine, there is not even a fourth-generation engine. The fourth-generation engine is not available. The first-generation engine placed next to the friendly country E is also the most cutting-edge engine and cannot be mass-produced at all, let alone exported to the country.
Now that we have the design of the Kunlun Group 2, as long as it can be manufactured and developed, it will be enough to be assembled on fifth-generation aircraft. By then, China will also have the world's top fifth-generation fighter aircraft.
The development of top-level aviation engines is of great significance. If the country can independently produce engines of more than four generations, it can greatly reduce costs, allowing the Air Force to skip the process of fielding third-and-a-half- and fourth-generation fighters and quickly replace them with fifth-generation fighters. generation fighter.
By then, the Air Force will truly have the confidence to say that its strength level will catch up with the world's advanced level.
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