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Y-20 heavy transport aircraft News & Discussions

China is winning hearts and minds. Meanwhile, US is losing hearts and minds.

Today China has donating more medicines and vaccines to friendly nations than under WHO COVAX.
Example. China has despatched planes after planes loaded with much needed medicine for Venezuala and Iran. These nations are unilaterally sanctioned by USA.

Why Is US and her allies accusing China of Vaccine Diplomacy?
They are welcome to do the same. The mission is just the same.
it is well known fact that Chinese banks approved more loans to developing nations than World Bank, IMF, etc combined.

In their version of democracy, China is not even allowed to donate directly to nations that send SOS to them. Western hypocrisy.

These desperate nations must line up in queue until WHO received all its donations.
 
Right now, I am looking forward to hear the news or see an image of the Y-20 stretch variants with its WS-20 high bypass turbofans.
 
I know we have bee fooled more than once, but as it seems, this is the first closer look onto the WS-20 powered Y-20B prototype.

(Image via @大水 from toutiao)

1617622848715.png
 
Maturing fast, as recent as 3 years ago, people even doubted WS10A was equuiped with any fighters.
In general the West has a heavy dossier of disbelief on China's engine things... they have touted endlessly that it's one of China's biggest weakness until now, and that thing is strongly shaping their arrogance to look down on Chinese!

It's my biggest wish to see China makes strong advancement in this field to patch the technological hole for good! Any significant progress will be quite a welcoming news.
 
Maturing fast, as recent as 3 years ago, people even doubted WS10A was equuiped with any fighters.

But to be honest; anyone who was still denying that the WS-10 is equipping PLAAF fighters is an idiot and idiots - unfortunately - you can find everywhere.

In general the West has a heavy dossier of disbelief on China's engine things... they have touted endlessly that it's one of China's biggest weakness until now, and that thing is strongly shaping their arrogance to look down on Chinese!

It's my biggest wish to see China makes strong advancement in this field to patch the technological hole for good! Any significant progress will be quite a welcoming news.


Agreed, but otherwise it is still not as if the gap is closed yet. It is closing rapidly and I wish the same like you, but just the mentioned two most important engines - aka the WS-10 and now the WS-20 - are de facto engines comparable to the F100/F110 and CFM-56 class, which entered service in the West several years ago: the F100 in 1972, the F110 in the mid-1980s and the CFM-56 in 1982. I surely don't want to say, that China is engine-technology-wise still at a level of the 1980s and as such 40 years behind since the latest WS-10/20 engines are technology-, material-wise and so on surely much more advanced, but alone measured by the service-entry date of their engines to the closest comparable competitors in the US, there is still a significant and undeniable gap. How huge this gap is, we will probably only learn in a few years, when the WS-15/-19 and CJ-1000A are mature.

Please don't rate this as some sort downplay of China's achievements.
 
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But to be honest; anyone who was still denying that the WS-10 is equipping PLAAF fighters is an idiot and idiots - unfortunately - you can find everywhere.




Agreed, but otherwise it is still not as if the gap is closed yet. It is closing rapidly and I wish the same like you, but just the mentioned two most important engines - aka the WS-10 and now the WS-20 - are de facto engines comparable to the F100/F110 and CFM-56 class, which entered service in the West several years ago: the F100 in 1972, the F110 in the mid-1980s and the CFM-56 in 1982. I surely don't want to say, that China is engine-technology-wise still at a level of the 1980s and as such 40 years behind since the latest WS-10/20 engines are technology-, material-wise and so on surely much more advanced, but alone measured by the service-entry date of their engines to the closest comparable competitors in the US, there is still a significant and undeniable gap. How huge this gap is, we will probably only learn in a few years, when the WS-15/-19 and CJ-1000A are mature.

Please don't rate this as some sort downplay of China's achievements.
I disagree with your statement. Surely, China WS-10B and WS-20 are not the level of F110 and CFM-56 in the 1980s.

WS-10B is rated 14500kg thrust with afterburner. Do F110 engine can have such thrust in 1980?
Same as the CFM-56 which has introduced plenty of version even up to years 2000 with new variant of more modern one enter service.

To claim China is 40 years behind in turbofan is an overstatement and might as well ask why a 40 years old turbofan equipped most of the airliner even until now in 2021?
 
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To claim China is 40 years behind in turbofan is an overstatement and might as well ask why a 40 years old turbofan equipped most of the airliner even until now in 2021?


This is exactly what I did not say: There is NO 40-years gap, surely not, but it must anyway be taken into consideration, that the most-comparable engines of a similar application and thrust level were already operational in the West several years (in fact decades) ago. Again, I don't want to downplay China's success, but like some already tried, to tell the gap is no longer is a similar overrated assessment.
 
Agreed, but otherwise it is still not as if the gap is closed yet. It is closing rapidly and I wish the same like you, but just the mentioned two most important engines - aka the WS-10 and now the WS-20 - are de facto engines comparable to the F100/F110 and CFM-56 class, which entered service in the West several years ago: the F100 in 1972, the F110 in the mid-1980s and the CFM-56 in 1982. I surely don't want to say, that China is engine-technology-wise still at a level of the 1980s and as such 40 years behind since the latest WS-10/20 engines are technology-, material-wise and so on surely much more advanced, but alone measured by the service-entry date of their engines to the closest comparable competitors in the US, there is still a significant and undeniable gap. How huge this gap is, we will probably only learn in a few years, when the WS-15/-19 and CJ-1000A are mature.

Please don't rate this as some sort downplay of China's achievements.





I read an article back in 2010 and the Chinese engine expert said that China was 30 years behind the US in engine technology at the time. He predicted that China would match the US by 2040 and on current trends he may not be too far off his prediction.

China by the end of this decade should be totally sufficient in all types of aircraft engines - helicopters, military and civilian planes but the tech levels will still be 1-2 decades behind that of the US.
 

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