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Pilot 14th May 2011 15:46

Fw 190 D injecting power
 
Greetings all,

what is the maximum engine power when use alcohol/water injection Fw190D?

Cheers :)

Leo Etgen 14th May 2011 18:28

Fw 190 D-9 injecting power
 
Hello Pilot

It appears that there were two systems used on the Fw 190 D-9 that increased the normal power of the Jumo 213 A-1. The first was Ladedruckssteigerungs-Rüstsatz which began to be fitted in September 1944 and which was a Junkers modification that increased emergency power from 1,750 PS to 1,900 PS up to 5,000 meters for 10 minutes and allowed the Start- und Notliestung setting (1,750 PS) to be used for 30 minutes and the Steig- und Kampfleistung setting (1,620 PS) to be used indefinitely. The second was MW 50 that together with the Ladedruckssteigerungs-Rüstsatz increased emergency power to 2,100 PS. This could not be used for take-off but only in flight up to 5,000 meters for 10 minutes. I have read that there were two MW 50 systems used on the Fw 190 D-9, one being a low pressure system known as the Oldenburg system which began to be fitted in November 1944 and the other a high pressure system that began to be fitted in January 1945 but I have no idea if there was a difference in output nor if this changed depending if B4 or C3 fuel was used. The MW 50 settings that I have mentioned above are those given for the Oldenburg system and B4 fuel.

Horrido!

Leo

Pilot 14th May 2011 19:09

Re: Fw 190 D injecting power
 
This is it!!! I have info about power output but did not realize that there is two systems. Leo- this conversion mean that it is not basically delivered with system like that. Is this conversion made on demand from operational units or the same factory?

Thank you very much :)

Leo Etgen 14th May 2011 20:42

Fw 190 D-9 injecting power
 
Hello Pilot

For what I understand during the course of operational trials it soon became apparent that low altitude performance was deficient. Therefore the Junkers Technical Field Service began modifying the aircraft with the Ladedruckssteigerungs-Rüstsatz as a stop-gap measure until Alkohol-Einspritzung (MW 50) became available. The modifications were done in the field and it was noted that the modification process was much more difficult at front-line airfields that lacked hangers. Later the aircraft were additionally fitted with Alkohol-Einspritzung (MW 50) which afforded even better performance as the figures in my previous post indicate. I hope this helps.

Horrido!

Leo

Pilot 14th May 2011 21:03

Re: Fw 190 D injecting power
 
Very helpful :) Thank you very much Leo :)


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