Chinese Engine Development

Xizor

Captain
Registered Member
WUXI HYATECH provides the compressor blades for CJ1000A and CJ2000
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"We have developed compressor blades of LEAP series (this engine is dominant in 150-seat single-aisle airliners such as A320, Boeing 737 and C919), CFM56 series, CF34, CF6, PP20, LMS100 and LM9000 for Safran and GM, covering more than 50 stages of blades. As of the end of 2019, we have delivered more than one million compressor blades to Safran and GE; and also participated in the research and development of high-performance engines as well as high and low-pressure compressor blades for CJ-1000 / CJ2000 of C919 / CR929 aircrafts.
Hyatech has been recognized by major research institutes and aero-engine companies in China regarding quality and production efficiency of blisks, turbine disks, cases and other products. In addition, we actively develop the business of mass production of rotating parts and structural parts with major engine customers at home and abroad, and make plans to build mass production capacity."


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by78

General
CJ-1000A mockup from the back.

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Xizor

Captain
Registered Member
I'm disappointed that we didn't see atleast some video presentations or even animation of WS-15 and WS-19 being tested.

I am not sure what these engines look like. The many variants of WS-10 are turning out to be a turnoff and distraction. WS-19 gets a pass for being a recent announcement but not WS-15.
 

Tirdent

Junior Member
Registered Member
CJ-1000A:

Some interesting departures from the demonstrator and 2017 info release, respectively - most obviously, the carbon fibre fan blades and fan case have been noted already. It also seems to have substituted the LEAP/PD-14 like o-duct thrust reverser with a more conventional c-duct (fan duct bifurcated at the 6 o'clock position) though. Further, it may have lost the LEAP-style leaned low-noise fan OGVs, but it's a bit hard to tell from the photos available. Curiously enough, the CJ-2000 mock-up retains these!
 
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