Lavochkin La-7

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In 1943, the La-5 was one of the principle contenders of the Soviet Union. Be that as it may, its planner Semyon Lavochkin and TsAGI trusted it was still conceivable to enhance, especially optimal design. It was contemplated under the assignment producer La-120. 

A La-5FN was adjusted in like manner: the hood was totally secured, the wing changed over focal area to introduce an oil cooler and the air vent was introduced in the motor compartment keeping in mind the end goal to enhance the driver's field of vision. 

The main flight occurred in November 1943. The gadget was tried between December 1943 and February 1944. Utilizing a motor La-5FN standard, it demonstrated much speedier (64 km/h more) and added up to 5000 meters elevation in 5.2 minutes. At low and medium elevations, it demonstrated quicker than the La-5FN with the trial motor Shvetsov M-71, all the more effective. 

Generation started in January 1944. Not at all like the La-5, the longitudinal individuals from the La-7 were made of metal, to be both more grounded and lighter. The motor air admission was moved to the wing roots. Different changes were made. A PB-1B collimator (V), enhanced, was introduced, and 3 firearms Berezin B 20 mm, while in the model stage. The unit was then named La-7. 

The plant 381 Moscow fabricated 5-7 in March 1944, 3 entered quickly in administration with VVS. In May, the La-5FN was supplanted by La-7 on the sequential construction system. 

Battle tests occurred in September 1944, with the 63rd Regiment of the Guard, and were by and large positive. These trials kept going a month and remained on the Baltic front. 462 missions were completed, 55 triumphs and 4 lost gadgets. The La-7 endured for the most part disappointments, because of poor position of the air bay found excessively near the ground. 4 gadgets were casualties blackouts. The La-7 was judged better than La-5 regarding rate and mobility, and also German air ship. Be that as it may, ShVAK firearms were not sufficiently capable to down the FW-190, and the motor was not sufficiently dependable. On 1 January 1945, on 398-7 got, 169 were inaccessible. 

Ivan Nikitovich Kozhedub, the biggest Soviet pro (he was enlivened three times "Saint of the Soviet Union"), went down a Me-262 February 15, 1945. 

More than 2,000 duplicates were conveyed before the end of the war. Creation finished in 1946, with 5753 constructed gadgets, which must be included 584-7UTI worked until 1947. It finished the prevalence of Me-109G vertical mobility. 115 units just were lost, not as much as half of Yak-3. Not at all like the Yak-3 and Yak-9U, the La-7 had adequate slack to contradict the FW-190. 

The La-7 was likewise conveyed to Czechoslovakia from August 1944. Altogether, 56 units were conveyed, however couldn't take part in battle. Assigned S-97, they stayed in administration until 1950. The La-7 stayed in administration after the war and got the NATO codename End. 

Extreme relative of a line of warriors composed by Lavochkin from the LaGG-1, La-7 was at last the best Soviet contender of World War II, in spite of the fact that it is less realized that Yakovlev. He was surely one of the best contenders of the war.

Specifications : 

Length 8,60 m
Height 2.80 m
Wingspan 9,80 m
Wing area 17.59 m²
Leermasse 2.625 kg
Start weight 3.400 kg
Engine is an air-cooled 14-cylinder twin-engine
Starting power 1,306 kW / 1,850 hp
Max speed 665 km / h in 6,000 m
Climbing time at 5,000 m 4.5 min
Range 635 km
Duration of flight 1 h
Service Ceilling 11,800 m
Armament two 20-mm MK Schwak (200 shot each)
Or three B-20 (140 shot each)
Bombsload two bombs to a total of 150 kg 

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