J-35 carrier fighter (PLAN) thread

Tomboy

Senior Member
Registered Member
How so? WS-19 is smaller and less powerful, and benefits from 2nd mover advantage, i.e. the problems WS-15 encountered in development were already solved and didn't stop WS-19 development. Tech developed for WS-15 could be applied to WS-19.
I thought WS-15 was suffering from supply chain issue, if WS-19 use the same technology than I don't see why it wouldn't have the same issue.
 

THX 1138

Junior Member
Registered Member
How so? WS-19 is smaller and less powerful, and benefits from 2nd mover advantage, i.e. the problems WS-15 encountered in development were already solved and didn't stop WS-19 development. Tech developed for WS-15 could be applied to WS-19.


The WS-15 and WS-19 engines are presumably of the same generation. But the WS-15 has been under development for much longer. So I would expect it to finish sooner.

"2nd mover advantage" helps a laggard narrow the gap. It does not propel a laggard ahead of the pack. Generally speaking, you won't finish first if you start late.
 

Gloire_bb

Major
Registered Member
"2nd mover advantage" helps a laggard narrow the gap. It does not propel a laggard ahead of the pack. Generally speaking, you won't finish first if you start late.
It is certainly possible and very typical in history of high performance engine development.
In fact, it's totally possible for engine to be "just wrong" (or "just right") in the first place.
Uncharted area engineering is just like this.
 

sunnymaxi

Major
Registered Member
I thought WS-15 was suffering from supply chain issue, if WS-19 use the same technology than I don't see why it wouldn't have the same issue.
WS-19 and WS-15 are of the same generation.. but don't share the similar supply chain in core components.

WS-15 have northeast flavor include turbine/compressor blades and other components.

WS-19 turbine/compressor blades made by Guiyang based Precision company.

but still its hard to believe, J-35A using WS-19 Engines.. it would be a huge surprise for me if its true.
 
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Clango

Just Hatched
Registered Member
The need for navalization i.e. replacing easily corroded parts and materials with more durable ones. This means it takes longer for the engines to be ready. AIUI WS21 has same performance as current WS19, the difference is that WS21 is at the end of its development cycle and WS19 is at the start (and will be improved over time).
cool thanks
 
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