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The following article was published in our article directory on January 17, 2011.
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Homebred Helicopter Flight Successful In Plateau

Article Category: Business

Author Name: Amanda xzh

Let domestic helicopter flying in the sky of the vastness of the qinghai-tibet plateau, is always the americans, especially aviation people's dream and pursuit. In autumn, is also the harvest time. After 2010 March 18, the country's first large civil aircraft AC313 in millennium ceramic city jingdezhen helicopter first flew after successful implementation, 2010 September 18, AC313 again spread proud, landed successfully Everest's base camp. Generations of aviation number 10 years of dreams today can be realized.

In TanRuiSong, catic industrial deputy general manager LiFangYong etc of scientific decision, jingdezhen helicopter flight by more than 40 people commando plateau, which lasted more than 40 days, fought republican, yushu, naqu, Lhasa, ms and xigaze, Everest's base camp, victory finished in the qinghai-tibet plateau of test mission. AC313 challenge the qinghai-tibet plateau destined to be able to rewrite the history of great breakthrough helicopter is to realize "aviation patriotic, army and prosperous people" group tenet of huacai chapter.

The first flight - AC313 should potential was born

In 2008 the 5 · 12 wenchuan earthquake relief process, helicopter shuttling in mountain ranges between, set up "air lifeline", played an irreplaceable role. But then play a major role are imported helicopters. Straight 8 as the only attend earthquake relief in the domestic large-scale rescue helicopter, though in disaster has outstanding performance, but its full load condition under ShengXian only use 4,300 meters, cause plateau flight ability inadequacy, hard to find in the adjacent to play a bigger role.

June 2009, premier wen jiabao in hunan reviewing pointed out: "let small planes, helicopters and each big planes together, soar the skies." This is the central leadership expectations, but also the responsibility of catic industry.

Should the huge potential domestic market and international competition with the need of helicopter tonnage, 2007, catic industry to put forward CCAR airworthiness authorities according to 29R1's seaworthiness - requirement and relevant military standard, developed civil-military general large transport helicopter. Airworthiness forensics apply for that year July gain acceptance, opened AC313 developed prologue. AC313 completed by the end of 2008 in overall design scheme evaluation, 2009 on December 23, complete research prototype, 2010 March 18, realize the first flight.

AC313 by China industrial chang fly company, helicopter jointly developed, is China's first in full accordance with the latest airworthy requirements specified requirements and procedures developed large civil transport type of the helicopter, China is currently the only developed by producing a large helicopter, fill in the blank of large civil helicopter. This machine adopts single rotor with tail rotor type structure, tied for double configuration, equipped with three driving PT6B engine, maximum take-off weight 13 tons, equipped with advanced composite blades and titanium alloy ball soft type advocate OARS hub, composite materials use area accounts for 50% of the whole machine, avionics system adopts the international 429 data bus, realized the digital integrated display control. This machine suitable for various complex environments use, and can realize in the wild field landing, general executable personnel, material transportation and search the rescue and rescue and relief such tasks.

Baseline -- highland prepared before flight

2010 July 15, chang fly the vice general manager, chief engineer NieXiaoMing organize relevant departments to competent leadership and helicopters have chief designer, relevant professional the total teacher call special meetings, and clarifies the AC313 research prototype, carried on the qinghai-tibet plateau also plateau flight mission objectives, determine the positive safe "jingdezhen the preparation, qinghai, Tibet, republican figuring performance at every point of the plateau field test flight mentality, also stressed that preparation work to fully and robust, must ensure that helicopters and personnel absolutely safe conditions AC313 type machine understanding of plateau performance on the qinghai-tibet plateau, and verified.

Subsequently, according to relevant personnel immediately to Tibet technical status AC313 conducted refitting, improve our work, from the implement of technical documents, finished product in place situation to zero assembly manufacturing assembly, each system installation debugging. Passes elaborate organization, careful arrangement, on August 5, completed the weather radar installation, debugging, composite rotor system changed the outfit, also add the tank refitting, tubular short wave antenna installation and equipment cabin rainproof improvement, operating system adjustment, air conditioning system installation, debugging, due to change a piece of the life or workblanks, etc. AC313 in perfect condition delivery test sites.

In order to ensure the flight safety, AC313 plateau in jingdezhen the booked simulation testing, in order to plateau subjects AC313 preliminaris master plateau performance. Chang fly company test sites, helicopters, the aviation flight brigade close cooperation, collect intelligence research, plateau flight most key of engine hot start, hovering aloft ShengXian, range, such as the flight test subjects carefully organize and arrange. In the finished 11 tons take-off weight 6,500 m continuous climbing performance, 3000 meters large speed level flight performance, also tank test, the APU (6,000 meters) and engines (5,500 meters) air flight test subjects such as zhongyun good flight test results show that the performance AC313 third-party plateau, and enhance the AC313 composed finish trying confidence.

July 23, in careful arrangement finish research prototype refitting, improve work, catic industrial helicopter appointe secretary-general of ZhengJiang, chang fly chairman and general manager YuFeng etc led test pilot and sailing scheduling, test security and other relevant persons, a predetermined route of qinghai-tibet plateau flying security, personnel safeguard, space.and safeguard, the road traffic, plateau weather, change of temperature, oxygen content etc undertake prophase survey, experience and coordination. The investigation lasted 15 days, squirming 1 million three thousand kilometers, preliminarily determines the "qinghai region eight flight altitude landing point, in Tibet region to gonggar airport for security points to naqu, ms, gonggar airport, GanBaLa, linzhi, Everest base camp for flight, Everest forward point plateau flight plan.

Keywords: Homebred Helicopter Flight Successful In Plateau

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