China’s test pilot to fly helicopters and other high somersault roll difficult stunts
Song Yi and his comrades Zhongguang Wang Correspondent Sun Jieshe
中广网 Beijing News on December 14 (Sun Jie Shi Yong Zhou Jingbo correspondent only) 2007, made a helicopter has completed the performance test, quality test , flight control systems and many other stereotypes flight tasks, the designer needs to obtain large amounts of data to fill the field of helicopter flight number blank. After completion of the mandate, Song Yi was not satisfied, he thought to be flying the aircraft, “Laiweisiman” stunts. After listening to his ideas, many people were advised him: “flight has always been high-risk subjects, to fly stunts more dangerous, we have achieved the required data, no need to take that risk.” But at this time Song Yi has been determined, he said: “Only flying out of these actions, the helicopter on the battlefield will be more living space.”
Song Yixin step on board the helicopter toward the EVA staff confidently waved, and then put the total distance on the rod, the helicopter hovering in the height of 3 meters from the ground. Then he gradually to the surrounding pressure stick, the helicopter also will be to move around. This action is unprecedented Song Yi helicopter ascend to the high essential action, designed to test the helicopter and in good condition and familiar with the operation as soon as possible.
flight he often said the heroism and scientism are complementary, not only bold but also to be cautious, both need to be innovative and also follow the objective law. Check the good operation of the helicopter, the system is working properly, hover the helicopter slightly nose low, the body 30 ° to the direction of straight up on the blue sky. Song Yi adjusted his posture, tightened the belt, making several circling steep slope, he officially kicked off the show. Song Yi was manipulating the steering column, the total hand grip from the pole, raised his head toward the helicopter and ground into a 40 ° angle of the ramp above the fly, then the point of expanding into a 45 °, 50 ° … … like a light helicopter dancer, slowly stand up posture. As the angle increases, the speed of the helicopter jumped up gradually reduced, 90 km/h, 85 km/h, 80 km/h … … After a few seconds, the helicopter seemed to consume all the power, going down in the air stagnation , the air around suddenly solidified. Oblique in the helicopter down to the speed limit on the moment, Song Yi quickly to the left strut, rudder pedal, the helicopter was twitching like a gyro, complete 180 ° turn around a large, still in the clouds just suddenly turned the nose over, immediately joined the high speed dive routes. Xiecha a helicopter going to be rolling into the ground, put on soft Songyi total distance shot, after the pull steering column, adjusted to level the helicopter attitude and firmly maintained at 1 m height from the ground prior to flight.
Finally, the helicopter is hovering over the staff to keep the nose up and down, toward you nod. At this time, the airport sounded thunderous applause, designers and engineers see dazzling performances by Song Yi, marvel, he also became the date, the only country to complete somersault, roll and other high-hard stunt helicopter one of four action stunt pilot.