2010年8月6日金曜日

HOMARE motor


I happen to see memorious airplane engine "HOMARE" in Traffic memorial museum at Bentencho OSAKA yesterday. The motor was developped as a next generation 2000HP after 1000HP "SAKAE" before the Pacific War in 1941.
The Imperial Japanese Force Army and Navy decided to produce the motor designed by Nakajima, obtaining the 2000HP power without increasing it's size especially diameter by adding two cylinders on "SAKE" with high compression and premium 100 octane fuel. Unfortunately such high octane was impossible while the war in Japan, deeper considerations by the engineers led to the conclusion to compensate the lack of octane by the alcohol injection method.
Actually the later testing with high octane fuel by US army proved the excellence of the Japanese representative motor "HOMARE".

The fact that the remarkable improvements were provided every while the wars, the histories show the truth. Now we Japanese are in the Economic War indeed. In automobile industries are in fierce fighting, newer technologies has been introduced these years.

A mosquito was found in auto cabin this morning, without deeper considerations I thought it possible to get it out by fully opening windows.
But I had an attack by it after 5 minutes driving, my good imagination was in vain, the air flow while driving in town speed was not effective to let it out.
Bear in mind that the mosquito in the car must be let out before starting or attack it before being attacked.

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