COMAC ARJ21: Cockpit, Interior, Engine, and Price

COMAC ARJ21: Cockpit, Interior, Engine, and Price. ARJ21 is a regional jet developed by AVIC I Commercial Aircraft Company (ACAC), based in Shanghai, which is a consortium of six companies and aerospace research institutions that carry out the development and manufacture of aircraft. The ACAC consortium was acquired by the Commercial Aircraft Corporation of China (COMAC) in 2009. The aircraft has strong takeoff and climb performance to allow basic airport use with short runways.

COMAC ARJ21 Spy Shots

The first flight was conducted in November 2008 at Shanghai Dachang Field. The aircraft received CAAC type certification in December 2012. ARJ21 underwent cold weather and weather flight testing in the Inner Mongolia autonomous region in January 2011. The cross wind test from ARJ21 700 was completed in May 2011.

The ARJ21 variant includes the basic ARJ21 700, the extended ARJ21 900 version, the dedicated ARJ21F aircraft carrier, and the ARJ21B business class aircraft.

COMAC ARJ21 Drivetrain

ARJ21F is a variant of freight ships that can carry five LD7 containers or PIP pallets. The maximum loading capacity is 10,150 kg. ARJ21B is a business jet model built to accommodate 20 passengers.

COMAC ARJ21 Engine

ARJ21 regional jet was powered by two General Electric CF34-10A engines mounted pods on the rear of the fuselage in front of the swept T-tail. The engine is equipped with full authority digital engine control with the Meggitt Vibrometer SA engine control system and engine vibration monitors and reversing actuators pushing Smiths.

COMAC ARJ21 Release Date

This aircraft has Kidde Aerospace which is fully integrated with the engine and fire protection systems of additional power units including cabin fire extinguishers and a bleed air leak detection system. The aircraft is equipped with an additional Hamilton Sunstrand APS 2300 power unit and a spare ram air turbine generator.


ARJ21 regional jet was equipped with Liebherr Aerospace type tricycle wheel landing gear, Goodrich tires and Parker Hannifin hydraulic brakes and systems. The length of the take-off and landing fields is 1,700 m and 1,550 m.

The relatively thick wing design accommodates a large wing tank with a total capacity of 12.720 l (10.386 kg) of fuel. Parker Aerospace supplies the fuel system.

25 ° sweptback supercritical wings equipped with wings to enhance cruise performance. Cruising speed is Mach 0.78 (true airspeed of 500kt) and cruising altitude of 10.668 m. Standard aircraft have a 2,225 km range and the remote version has a 3,700 km range.

COMAC ARJ21 Cabin and Interior

With a passenger cabin length of 18,426 m, the ARJ21 can be configured for 78 to 90 seats. Sophisticated spacious cabin configurations include wide seats, wide pitch arrays, large spaces between aisle seats and side walls, wide aisles, high ceilings and low cabin noise. The first class seats are arranged in four consecutive seats, with a distinctive 38in tone. The tourist class seat is arranged in five consecutive seats, with a 32in tone. Cargo load space capacity is 20,415 m ².

COMAC ARJ21 Cockpit and Avionics

ARJ21 Cockpit is equipped with five display adaptive high resolution liquid crystal rockwell Collins 10in x 8in. Honeywell supplies fly-by-wire flight control systems. The avionics suite is based on the Rockwell Collins Pro Line 21 system, including VHF-4000 sound and data transceivers and IRU-4000 digital audio and data processors.

The system supports VDL Mode 2 communication at this time and also has the ability to support controlled pilot link data communication.

Rockwell Collins FMS 4200 flight management system provides multiple vertical wavepoint navigation, flight time and fuel planning and prediction, standard instrument departures, and routes and approaches to standard terminal arrivals (SID and STARS).

The Kaiser Electroprecision throttle control module interacts with Collins autopilot, autothrottle, and FADEC engine. The avionics suite also includes a fully integrated engine indication and crew warning system (EICAS).

The navigation system includes Rockwell Collins solid-state weather radar, Rockwell Collins AHS-3000 attitude heading reference system, traffic warning and collision avoidance system (TCAS) plus air data systems. The integrated cockpit panel assembly and cockpit lighting controls are provided by Eaton Corporation.

Sagem provides flight deck control systems that interact with the fly-by-wire system, including columns, pedals and center console.

COMAC ARJ21 Price and Orders

The price of the latest ARJ21 regional jet is around US $ 40 Million. Launch orders are accepted for 35 aircraft: Shandong Airlines (ten), Shanghai Airlines (five) and Shenzhen Financial Leasing (20 ). In March 2004, Xiamen Airlines ordered six ARJ21.

In November 2006, Shanghai Electric Leasing (SE Leasing) signed a memorandum of understanding (MoU) for 30 aircraft, and in August 2007, Lao Airlines from Laos signed an MoU for two aircraft. In December 2007, Kunpeng Airlines ordered 50 aircraft (plus 50 options). Henan Airlines and Lao Airlines each ordered 100 and two planes in December 2007.

In June 2007, AVIC I announced an agreement with Bombardier Aerospace to participate in developing ARJ21-900 and promoting long-term strategic cooperation in the commercial aircraft market of 90 to 149 seats. AVIC I launched ARJ21-900 in 2009 even though the service entry was delayed.

In March 2008, GE’s Commercial Flight Service (GECAS) ordered five aircraft (plus 20 options), bringing the total company orders to 90. In March 2008, Joy Airlines ordered 50 ARJ21 aircraft.

Chengdu Airlines became the first customer by ordering 30 ARJ 21 in January 2010. Deliveries will begin in 2014. Merkukh Enterprises signed a memorandum of understanding for nine aircraft in May 2010.

Myanmar Airways booked two aircraft in June 2011. COMAC was awarded a $ 30 million contract by the Hebei Flight Investment Group in November 2011 to supply ten ARJ21 jets. In November 2011, there were 340 customer orders for the ARJ21 regional jet.

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COMAC ARJ21 Spy ShotsCOMAC ARJ21 DrivetrainCOMAC ARJ21 Release Date

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