Chinese Engine Development

broadsword

Brigadier
Don't forget Japan leads China in materials technology. It is easier for them to aim for F-119 standard or surpass it faster than China.
 

mao_jr

Banned Idiot
Don't forget Japan leads China in materials technology. It is easier for them to aim for F-119 standard or surpass it faster than China.

I heard their engine for their debutted stealth fighter is very much underpowered and cannot super cruise.
 

SamuraiBlue

Captain
I heard their engine for their debutted stealth fighter is very much underpowered and cannot super cruise.

The
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was not developed with those criteria in mind. The main objective was to develop an engine with a high weight/power ratio with a slim profile.
P&W F-119 that powers the F-22 has a diameter of 1.168 m and length of 5.16m while the XF5-1 is 0.6 m and 3m in length, approximately half the diameter and less then 60% in length making the plane a much smaller profile with smaller radar cross section.

Basically the design philosophy differs from each other making a direct comparison of thrust meaningless.
 

tphuang

Lieutenant General
Staff member
Super Moderator
VIP Professional
Registered Member
mao_jr, please do not in the future initiate any discussions in technical thread comparing China to Japan.
 

Player99

Junior Member
Here's an article that talks about China's aeroengines development entering fast track... The fifth pragraph specifically talks about WS-10, WS-15, etc. Someone who reads Chinese and is familar with the technological jargons in English may want to translate some from this piece.

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thunderchief

Senior Member
Google translate :p

Chinese aero-engine development into the fast lane one hundred billion market to be excavated
Posted: 2014-07-31 09:42 Source: China Securities News Font: [ big ] [ the ] [ small ] [ Print ] [ Close ]

Due to the huge gap between backwardness and aero-engine technology, developed by Chinese military and civilian aircraft engines have long been troubled by weak capacity. At present, China through the "two machine special" (ie national aircraft engines and gas turbines, "two machine" technology major projects) invested heavily in trying to change the past dilemma. Aircraft engines and gas turbines, "two planes" major science and technology has successfully become the first country to 20 major technological projects, and the space plane and hypersonic aircraft together with an important breakthrough in the national special aerospace focus. At present, China has entered the fast lane aero-engine development, a series of new engine research project is entering a crucial phase. Industry insiders estimate that the investment scale aero-engine major projects is expected to reach the level of 100 billion yuan, and its investment cycle may be shortened to less than 10 years, investors should focus on.

Engine roadmap shows to catch up with international standards

The development of China's aviation engine has touched the hearts of people, due to the huge gap between backwardness and aero-engine technology, developed by Chinese military and civil aircraft engines have long been troubled by weak capacity, limiting the development of China's aviation industry has become the biggest technical obstacles to So far, except for a small amount of military and civil aircraft engines use made, the focus of China's development of military aircraft such as the J-10 series aircraft, 718 engineering verification machine, are using foreign engines, the kinds of conditions that affect both national security but also the development of non-industrial country can be ignored.

Earlier media reports, by AVIC civil aircraft flying into the development of the C-919 aircraft nose big line-off ceremony was held in Chengdu, Sichuan. It is reported that the construction of the most complex C919 nose, put about 4000 parts, consisting of 178 small components, and then spliced ​​into more than 40 major components, the final form of the upper and lower part and then close. The success of the first aircraft off the assembly line the nose section, which is part of the follow-up nose accumulated experience.

At present, China through the "two machine special" (ie national aircraft engines and gas turbines, "two machine" technology major projects) invested heavily in trying to change the past dilemma. Aircraft engines and gas turbines, "two planes" major science and technology has successfully become the first country to 20 major technological projects, and the space plane and hypersonic aircraft together with an important breakthrough in the national special aerospace focus.

Beijing University of Aeronautics and Astronautics on its official website to disclose our aero-engine development roadmap, showing the latest development of China's aviation engines, content people quite shocked and surprised. China's "two aircraft projects" will focus on aero-engine development into breakthrough innovation support change and disciplines in three parts, the main focus is to develop breakthrough, changes in the state's key military support dual-engine project is to improve existing engines, academic innovation is exploring a new generation of engines and pre-research project, from the figure we can find our engine schedule: -15 turbofan engine demonstrator will be completed in 2014; -10 turbofan engine will change its maiden flight in 2015; Yangtze -1000A engine will be the first flight in 2016; aerospace engines will be linked to fly in 2016; push will complete the core machine than the 2016 level of 15 fifth-generation engines.

Chinese aero-engine development has entered the fast lane, a series of new engine research project is entering a crucial phase. According to foreign media reports, WS-20 engine has been shipped -20 aircraft with flight took off, pushing to reach a new generation of nine more than in pushing the engine is about to get the project developed, pushing more than 10 levels of WS-15 engine is the fourth generation preparation work on the machine before the flight, pushing the improved ratio of 12 level four generations of military engine has entered the pre-study. Push ratio improved 8.5 level "Taihang engine" will test the future years. For a new generation of remote stealth unmanned aerial vehicles, unmanned stealth attack aircraft, long-endurance unmanned aerial vehicles and remotely piloted stealth bomber developed a new series of non-afterburning engine has entered a crucial stage. Heavier than 1200 kilowatts power level, 1,500 kilowatts level, 2,000 kilowatts and 5,000 kilowatts grade level WZ-9 change, WZ-16, WZ-10 and WZ-20 turboshaft engines focus on three projects progressing smoothly. The next generation of advanced turboshaft engine, push and push the next generation of advanced exploration than 15 fifth-generation big push underway level, which pushed more than 15 levels of the fifth generation engine core machine will be launched in 2016.

One hundred billion engine market to be excavated

Currently, aircraft engines and gas turbines, "two planes" major science and technology has successfully become the first country to 20 major technological projects, and the space plane and hypersonic aircraft together with an important breakthrough in the national special aerospace focus, which lead into aircraft engines the market focus.

Industry insiders estimate that the investment scale aero-engine major projects is expected to reach the level of 100 billion yuan, and its investment cycle may be shortened to less than 10 years. Compared to other major projects around 20-year cycle, a substantial increase in investment intensity. According to foreign media reports, in the next 20 years, China will eventually invest up to $ 300 billion in the engine field. It is estimated that the Pratt & Whitney F-35 fighter developed for the F135 engine invested a total of approximately $ 8.4 billion. This shows that the larger the scale of investment, engine development work.

Everbright Securities (601,788, stock it) also pointed out in its report, based on China's "big plane" project, is expected to 2020, China will need to purchase 2,000 large aircraft requires 6000 engines, will generate more than 300 billion dollars in market demand ; future of China's low-altitude airspace if open, the rapid development of general aviation helicopters, our military aircraft, large aircraft and helicopters, aero-engine market size of the average annual total of about $ 5 billion. According to the relevant forecasts, Chinese air traffic currently 8% annual growth rate, China will become the world's largest buyers of aircraft and engine market in 20 years. To 2026, the total aircraft demand in China is close to 3000, which is expected to drive the total market demand for aviation engines to reach 6,500, with a total value of approximately $ 65 billion.

Analysts pointed out that, currently underway with a number of aero-engine-based basic science and basic research projects in China bases, these items from the materials, research planning, scientific equipment, testing instruments start for the country, "a special two-machine," the smooth development escort. Referring to the United States IHPTET plans and VAATE plan, China is expected to "two machine Special" will focus on the core machine independent research, to strengthen pre-research, product serialization aspects of the request. A country's economic strength and military strength in the development of jet lag usually exists for about 20 years to 30 years or so. So after 30 years of rapid economic development, China has increased the intensity of aviation engine development is not surprising. Barring unforeseen circumstances, such as the scale of investment should be sustainable two, three years or longer.
 

stibyssip

New Member
Here's an article that talks about China's aeroengines development entering fast track... The fifth pragraph specifically talks about WS-10, WS-15, etc. Someone who reads Chinese and is familar with the technological jargons in English may want to translate some from this piece.

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Here's the most interesting parts of the article translated by myself.

In an image released by Beijing Aerospace University showing the progress of China's indigenous aircraft engine developments(not shown in the article), it was claimed that the WS-15 would finish flight testing in 2014 while the WS-10G would have its first flight in 2015; the CJ-1000A will have its first flight in 2016, an “Aerospace” engine will be first installed in 2016, and that a fifth generation turbofan with a thrust ratio of 15 will have its core components finished in 2016.

The article goes on to cite external media articles (without giving sources) which it purports to claim that:

The Y-20 has already been tested with the WS-20, a medium thrust engine with a thrust ratio of over 9 has been approved for development, the WS-15 has a thrust ratio of 10 and is currently undergoing preparatory work before being flight-tested, preliminary research has already begun on a modified fourth generation turbofan with a thrust ratio of 12, and that a modified Taihang with a thrust ratio of 8.5 will enter flight tested over the next few years. A non-afterburning engine designed for stealth drones and stealth bombers is also in the planning stage, while work on turboshaft engines rated at 1200KW, 1500KW, 2000KW, and 5000KW for the WZ-9G, WZ-16, WZ-10, and WZ-20 respectively has been progressing successfully.

Everything else in the article is pretty much analysis, opinion, or doesn't have anything to do with aircraft engines.
 

Blackstone

Brigadier
Here's the most interesting parts of the article translated by myself.

In an image released by Beijing Aerospace University showing the progress of China's indigenous aircraft engine developments(not shown in the article), it was claimed that the WS-15 would finish flight testing in 2014 while the WS-10G would have its first flight in 2015; the CJ-1000A will have its first flight in 2016, an “Aerospace” engine will be first installed in 2016, and that a fifth generation turbofan with a thrust ratio of 15 will have its core components finished in 2016.

The article goes on to cite external media articles (without giving sources) which it purports to claim that:

The Y-20 has already been tested with the WS-20, a medium thrust engine with a thrust ratio of over 9 has been approved for development, the WS-15 has a thrust ratio of 10 and is currently undergoing preparatory work before being flight-tested, preliminary research has already begun on a modified fourth generation turbofan with a thrust ratio of 12, and that a modified Taihang with a thrust ratio of 8.5 will enter flight tested over the next few years. A non-afterburning engine designed for stealth drones and stealth bombers is also in the planning stage, while work on turboshaft engines rated at 1200KW, 1500KW, 2000KW, and 5000KW for the WZ-9G, WZ-16, WZ-10, and WZ-20 respectively has been progressing successfully.

Everything else in the article is pretty much analysis, opinion, or doesn't have anything to do with aircraft engines.

How much of it can we believe?
 
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