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Chapter 28: Difficult to choose one of four choices

Generally speaking, the five phrases of alternating firewood, alternating firewood, alternating firewood, and joint firewood in the military industry are commonly used as introductions to the core of modern naval power.

These five sets of short power-driven nouns represent the iconic vocabulary of the main naval ship power devices of countries around the world entering internal combustion after World War II.

The modern naval power formed by countries after World War II will basically escape these five methods.

If Liang Yuan had not leveraged history, the Republic's Navy, which was pitted by Great America, was about to break a world record and set the first record of using steam turbines on the newly built naval main ship after World War II.

Of course, if you look at it from a self-deprecating perspective, the Republic can be considered a lesson that was absent from the era of giant cannon ships. After all, the battleships that could be regarded as Niu X were all driven by steam turbines.

A hundred billion turret, a hundred billion ray, a lot of riveted steamed steel, infinite brilliance.

Judging from the original development history of the Republic's Navy, the multi-turret gods are the eternal and invincible truth of this cosmic plane. As the most populous country on this planet, it cannot escape the lessons that should be supplemented. Even if it does not build a turret, it must be made into a steam-powered holy relic.

At present, there are still some days before the start of the second new driving force of the Republic. The Republic's Navy is cooperating with the diplomatic department to strive to continue the procurement contract of General Electric.

In view of this, domestic procurement within the Republic's Navy is becoming increasingly louder. Someone from the Navy Equipment Department has pushed to place a second power core order for the Big Drive to FAW. First, to prepare for both hands and put pressure on the Americans. Don't think that if the butcher has no more than Zhang, you will have to eat pigs with hair.

However, Liang Yuan's attention is on the flat-top boats and underwater transport boats at the moment, and he has no energy to pay attention to anything else. Li Yuanling has even plunged into a modified fan that is said to be about to be practical. The gas turbine is conventionally limited to the power and railway fields, and the Republic's Navy is currently in a state of being hot.

If the ship's environment is replaced by land and the power of the power device is reduced, the five-group power combination method applied to the navy can still be established.

For example, the high-clean power plant for combustion and steam turbines formed by a combination of gas turbines and steam turbines has no essential difference from the combination of power of the Navy five groups.

However, given that the power required by most land units is not high, and the use requirements can be met without joint means, there are few examples of joint drives in land equipment except for a few special uses.

Therefore, whether the next generation of main battle tanks in the Republic adopts the combined driving of the Chia-Ranking or the alternate driving of the Chia-Ranking is considered a maverick in a sense.

As the name suggests, diesel fuel alternating drive is responsible for outputting power, which refers to the work of diesel engines and gas turbines separately. If you take the tank as an example, when training in daily life or performing non-marching combat tasks in wartime, the tank can only turn on the fuel-efficient diesel engine. Only when performing special tasks such as pursuit, rushing, and retreating, can the high-horsepower gas turbine be started to obtain higher performance than the same-horsepower diesel engine.

However, the alternate driving method of Chai Ran is destined to cause some power to be idle, which is a huge waste in the limited tank body space. Therefore, the Chai Ran joint driving with higher space and energy efficiency utilization is a better choice.

In addition to all the advantages of alternating driving of the Chai-Ranking, the two power devices can operate together in an emergency moment, so that the tank can achieve better performance than the alternating driving of the Chai-Ranking.

The problem is that when using diesel-fired combined drive, the high speed of the gas turbine tens of thousands of times per minute and the low rotation number of the diesel engine of two or three thousand per minute are serious inconsistent.

When coordinating the two to work together for work drive, in addition to the necessary reduction device for gas turbines, both must have a certain range of electronic speed regulation functions. Only under the coordination of the computer can the two output coordinated with the same revolutions.

Now the problem is that the gem engine already has a digital control system, and electronic speed regulation is naturally a piece of cake. However, the b2 series water-cooled diesel main engine equipped by the Republic's Type 59 tank was designed during the Soviet-German War in World War II. It was impossible for the diesel engine of that era to consider electronic modifications or anything else in design.

If the Republic b2 series water-cooled diesel engine is forcibly modified, it is better to redesign a brand new tank water-cooled diesel engine.

As for other precision gear reducer manufacturing, dual-power convergence devices, brand new tank automatic transmission, brand new tank air conditioning compressor, etc., it is a minor problem compared to redesigning a water-cooled diesel engine with electronic speed regulation.

Even in the new century, the Republic's diesel engine design still relies on overseas power giants such as Bosch and Cummins. In the 1990s, the inline multi-cylinder water-cooled diesel engine with electronic speed regulation function was definitely the world's top power equipment, and there is huge room for development for both military and civilian use.

Of course, the difficulty of development is also the world's top.

Where to find such a world-leading large diesel engine design team has become a difficult challenge facing Zhu Yusheng.

The R&D strength of FAW is also top in China and Asia, but it is a turbine platform. Li Yuanling is also ignorant when facing the development of reciprocating internal combustion engines.

From various documents and abridged documents, it can be seen that if you look at the perspective of tanks on the gas turbine alone, the entire project will go very smoothly.

In a year, Zhu Yusheng and FAW Power solved hundreds of problems such as car body resonance, high-temperature exhaust emissions, intake air duct dust removal, low-temperature startup, high-temperature operation in desert areas, gem engine intake air duct displacement, intake air fan wear, etc.

The gem power pack originated from Long March 3 has long been modified beyond recognition by Li Yuanling. The gem power pack of Long March 3 is a rectangular rectangle with a slightly oval. If the gem power pack on the tank is removed, it will become very tight and looks like a standard cube has been flattened.

Since the entire material is arranged in the order of the problem's resolution, Liang Yuan finally found that the next generation of main battle tank research and development project of the Republic, which was plagued by many disasters, has appeared several uncoordinated research directions.

1. Give up gas turbines with huge fuel consumption and return to high-power diesel engines. If the country cannot develop them, it can be introduced from the Federal Republic of Germany or the Soviet Union.

Second, completely abandoning diesel engines and using a separate gas turbine as the power core. In addition to complying with the trend of the international armored assault power, it will take five years for the Gem Series engine to break through 1,000kw of top-end with the technical strength of FAW Power. Even if the power of 1,000 kW does not meet the standard of 1,500 horsepower for the new generation of international main battle tanks, it is not far behind.

Third, we must never give up the direction of the Chai Ran joint. Full electrification of armored vehicles is the general trend and may be realized in half a century. Gas turbines are destined to be the only power core of armored vehicles in the foreseeable future. No matter how excellent diesel engines are, it will only be sooner or later to be eliminated.

Of course, due to the immature full-electric technology, Chai Ran United is the best choice at the moment. Advanced diesel engines with electronic speed regulation can be introduced from the Federal Germany to develop independently. The small power will be less expensive than the larger power.

4. At this stage, the Chai Ran alternating technology is practical, which meets the strategy of our army to update technology by adopting small steps and fast running. Be careful to be too ambitious and eat a fat man in one bite, and keep a down-to-earth guarantee that the new equipment meets the nodes and is put into service on time. This is the current focus.

No matter which of these four directions has sufficient reasons and actual data support. Even if Liang Yuan extends the time to ten years, except for the fourth direction that can be crossed out, the other three directions still seem to have sufficient reasons.

Even if you only look at the title and the abbreviation of information, it will be enough to spend Liang Yuan’s remaining afternoon.

Putting down the last document in his hand, Liang Yuan found that it was dark outside, so he put the document in its original place and turned off the lamp on the desktop casually. Liang Yuan shook his neck and shoulders, which were a little stiff due to long-term reading, walked out of the information room.

It is very likely that Li Yuanling took the large army to the other side of the river to test the new fan. No one went to the small information room to disturb Liang Yuan for half an afternoon, and the gas turbine workshop at this time was much quieter than before.

Bright yellow lights evenly sprinkled on the light green non-slip floor from the workshop ceiling. The eyes passed over the frosted glass partition half a person tall. Liang Yuan noticed that there were only seven or eight figures in white coats in the huge workshop.

He raised his hand and looked at his watch. It was the opening time of the dinner in the Science and Technology Park cafeteria. Liang Yuan was thinking about what kind of new fan he was studying, and he used almost all his men. He found a telephone number from an office partition to invite two girls out for dinner.

After the phone was connected, the two girls complained a little about where someone went in the afternoon. After just three or four phone calls, no one saw anyone.

Liang Yuan confessed to the desolate situation of the gas turbine workshop with two girls very happily, and complained that he had read the documents about 1,000 projects for the afternoon. Not only did he not solve the problem, but the documents were taken in a wrong direction and could not choose what to do. The two girls and Liang Yuan discussed a few words on the phone but couldn't make it clear. The three of them decided not to want these messy things to go to the canteen of the Science and Technology Park for dinner first.

The new gas turbine workshop located on the south bank of Hunhe River was officially put into use two months after the Lunar New Year. Due to the technology of a small number of high-clean wafer production workshops, the biggest difference between the new gas turbine workshop and the old North Bank workshop is that the new workshop has a beautiful transparent ceiling.

When the multi-layer sun visor inside the new workshop is closed, the daytime sunlight can pass through the ceiling of the workshop, and is matched with the various plants densely covered in the workshop, which looks like a large indoor botanical garden.

Amid the continuous sharp sound of humming, Li Yuanling stood under a group of plants in the new workshop, which were matched by stars and morning glory, staring tightly at the more than 20 meters in front of her, a beam of hot jets that were roaring from the tail throat of the aircraft engine.
Chapter completed!
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