Turboshaft engine aircraft Figure 1 shows a view of the internals of a typical turboshaft engine. 22151 . 1950: Rolls-Royce Conway, the world's first Eurocopter's AS332 Super Puma, AS532 and SA330 helicopters, which are available to both civil and military operators, are powered by Makila 1A1 turboshaft engines (TSE). The turboshaft engine Pages in category "Turboshaft-powered aircraft" The following 23 pages are in this category, out of 23 total. 1949: Leduc 010, the world's first ramjet-powered aircraft flight. Powering the army’s future. New turboshaft engine under development for the Z-10 and Z-15 helicopter based on Turbomeca Ardidan 3. The production engines for the 2C (basic) version were delivered between 2002 and mid-2010—242 units for the Franco-German Tiger program and 51 for the Australian ARH program. They are classified under the supply class "Gas Turbines And Jet Engines, Aircraft, Prime Moving; And Components" in the supply group "Engines, Turbines, And Components. Air-Breathing Propulsion Fundamentals. Military aircraft engines. I am not looking for differences in Examples of gas turbine configurations: (1) turbojet, (2) turboprop, (3) turboshaft (shown as electric generator), (4) high-bypass turbofan, (5) low-bypass afterburning turbofan A gas turbine or gas turbine engine is a type of continuous flow internal combustion engine. The HTS900’s increased shaft horsepower output improves the payload capability of the aircraft, meaning that it can Turboprop Engines; Turboshaft Engines; Air Turbine Systems; Control Systems; Generators; Valves; Gas Turbine Engines. These extremely successful engine models are appreciated for their reliability and robustness. Kaman K T700 Turboshaft engine. g. MTU’s involvement in the T408. Depending on the mission requirements, the engine has to operate at max power condition for a longer The HTS900 engine is the latest engine to join the Honeywell family of turboshaft engines, building upon a heritage dating back to the 1950s. Aircraft Engine Market Size & Trends . AU - Krempus, D. Helicopters. Our test stand has a lode cell on it and we Turboprop engines drive propellers, therefore knowing the selected prop RPM is just as much a function of engine management and aircraft performance as any other parameter. Combat proven in the world's harshest environments, the T700/CT7 is the engine of choice for the world's most demanding military and civilian applications. These are: vortex tube separators, inertial particle separators and inlet barrier filters. Don The Rolls-Royce Gnome is a British turboshaft engine originally developed by the de Havilland Engine Company as a licence-built General Electric T58, an American mid-1950s design. The ITEP plans after 2025 to re This paper proposes a distributed turbo-electric hybrid propulsion system (TEHPS) architecture for high-power and large-load air–ground aircraft (AGA). Maintenance is carried out via the Pratt & Whitney Canada Customer Service Centre. The TEI-TS1400 Turboshaft Engine, developed by TEI within the scope of the project, made its maiden flight with GÖKBEY, Türkiye’s first original general purpose helicopter developed by Turkish Aerospace (TUSAŞ) at the end of April. In fact, neural network control exhibits great compatibility with the control challenges posed by turboshaft engines. Topology and geographical location of the operational region of the helicopters creates a severe environmental condition for the engine []. The engine parameters for a multi-function cockpit display are only available in digital format. Inefficiencies of the inlet duct result in successively magnified losses through other components of the engine. First run in 1955, it remained in production until 1984, by which time some 6,300 units had been built. Heat exchanger volume is identified as the most constraining In addition, turboshaft engines are widely used as auxiliary power units on large aircraft. General Electric introduced the engine in 1964. Manufactured by Pratt & Whitney Canada, its first application was in the Bell 212 and UH-1N Twin Huey helicopter family. 68, a test method for turboshaft engine complying with airworthiness regulation requirement was provided, including icing critical point analysis, icing certification test points determination, engine icing certification test. Three key technologies are discussed. A three-stage axial The powerplant is a Garrett JFS 100-13A Turboshaft engine. Required high power while starting. . This paper presents a test campaign performed on the BEARCAT research turboshaft engine, which allows sensor Jet engine - Turbofan, Turboprop, Ramjet: Achieving a high propulsive efficiency for a jet engine is dependent on designing it so that the exiting jet velocity is not greatly in excess of the flight speed. These The Pratt & Whitney Canada PT6T Twin-Pac is a turboshaft engine designed for helicopters. 28 billion in 2023 and is projected to grow at a CAGR of 9. At the same time, Hybrid Turbo-Shaft Engine Digital Twinning for Autonomous Aircraft via AI and Synthetic Data Generation Aircraft Engines – Type 5: Turboshaft Engines Exploring Turboshaft Aircraft Engines. The most widely used form of propulsion system for modern aircraft is the gas turbine engine. Army into the future of rotorcraft aviation 50 % More Power T901 engine provides 50% more power, enabling the U. N G – This contribution addresses air particle separation technologies (EAPS) used for helicopter turboshaft engines that operate around unprepared airfields. As of 2021, more than 6,000 of these engines have been built. PBS TJ150. M. [1] It is produced by Honeywell Aerospace, a division of Honeywell based in Phoenix, For owners and operators of single- and twin-engine helicopters and future Urban Air Mobility craft who want expanded mission versatility and increased revenue-earning potential, the HTS900 Turboshaft Engine delivers the power you need whenever you need it. The RR500TP turboprop variant was intended for use in small aircraft. 97 MB For helicopters engaged in sling loads or heavy lift, there is a need to report current turboshaft engine health (e. In a which work together to divert boundary layer airflow away from the aircraft's engine while compressing the air to slow it down from supersonic speed. 7 protocol). s. Figure 5. The engine was license-built and further developed by de Havilland in the UK as the Gnome, in the Engines News and developments about aircraft engines, including turbofan, turboprop, turboshaft and piston. T2 - correction. Specifically the PBS TJ100 which has Jet engine - Turboprops, Propfans, Unducted Fans: The turboprop is the power plant that occupies the next band of flight speeds in the flight spectrum, from a Mach number of 0. 7. Our HTS7500 is the latest in a long line of Honeywell engines like the legendary T55, which has been powering CH-47 Chinook and MH-47 helicopters for the better part of seven decades. Fitted to regional airliners like the Bombardier Q400 and military aircraft like the C-130 Hercules or E2C Hawkeye. Turboprop engine is composed of two main parts, namely, gas turbine and The turboshaft engine is the engine that produces the power of the shaft to run the machine instead of generating thrust to fly the aircraft. Production took place between 1968 and 1975. The engine was designed to suit a wide range of military and commercial helicopter The Rolls-Royce RR500 is a family of small gas turbine engines developed by Rolls-Royce Corporation. A turboshaft engine is a variant of a jet engine that has been optimised to produce shaft power to drive machinery instead of producing thrust. This type of engine emerged with the development of modern helicopters. On July 1, 1959, it became the first turbine engine to gain FAA certification for civil helicopter use. In combination with the turboshaft engine operating envelope, critical point This framework is coupled with an optimizer to identify the optimal combined-cycle engine design for minimum mission fuel consumption. AGT1500 Gas Turbine Engine . Every Engine has its benefits and disadvantages. AU - Colonna, Piero. The Series II features four to six-stage axial and single-stage centrifugal compressors with a hydro mechanical fuel control system. A turboprop version was developed for use with the Bréguet 941 transport aircraft. The RR500TS was the turboshaft variant designed for light helicopters. AU - Majer, M. T64. When the turboshaft engine is in low air, the fuel consumption is high. Watch. When appropriately utilized, it can significantly enhance the feedforward control effectiveness of turboshaft engines. These engines use power generated by the continuous burning of a mixture of fuel and compressed air. These cycles will be examined in EO M232. Turboshaft engines are lightweight and powerful aircraft engines commonly used in real-world applications requiring fuel-efficient The next-generation Sikorsky-Boeing Defiant X helicopter will fly with an advanced turboshaft engine every bit as powerful, rugged and reliable as the aircraft itself. The jet engine, as we know it today, was first patented by the English engineer, Sir Fran The General Electric T64 is a free-turbine turboshaft engine that was originally developed for use on helicopters, but which was later used on fixed-wing aircraft as well. The first flight of the TEI-TS1400 Turboshaft Engine with GÖKBEY was completed on April 19, 2023. Airbus Helicopters H175; Agusta Westland 119/139 Maximum power: 2,000 Propeller design is the same as those coupled to piston engines. " Turbo-shaft engines are designed to provide power for the rotor system of a Turboshaft engines are often used to power helicopters but have also been used on tanks and ships. 81% from 2024 to 2030. These engines work by transferring power from the Turboshaft aircraft engines are commonly used on helicopters. In this article, you will get all the knowledge related to aircraft and the engines used. Application: e. But even by the standards of the decade’s technology, the Flyer’s 4-cylinder engine was relatively rudimentary. This type of engine is most commonly found in helicopters, where the shaft powers the rotor The PBS TJ80 engines are compact sub-sonic jet engines specifically designed for UAV systems, including target drones, remote carriers, unmanned combat systems, and other disposable aircraft. 5 – 13 kg . The compressor can be a combination of one to many stages of both centrifugal and axial compressors depending on Aircraft engines produced by the People's Republic of China. The “ bypass ratio”, is achieved by dividing the mass of air that T1 - ORC Waste Heat Recovery System for the Turboshaft Engines of Turboelectric Aircraft. Engine instruments that indicate oil pressure, oil temperature, engine speed, exhaust Turboshaft engine can be controlled by an analogue interface (control voltage) or digital interface (based on CAN Aerospace V1. jpg 2,250 × 1,500; 1. Small turboprop and turboshaft engines have a lower It is referred to as a bypass engine or fanjet at times; this variant of jet engine uses a combination of bypass air and jet core efflux to achieve desired thrust for propelling aircraft motion. Disadvantages of Turboshaft Engines. Below there is the list of the aircraft engines: There are five main types of aircraft engines: Turbojet Engine; Turbofan Engine; Turboprop Engine; Turboshaft PBS AEROSPACE production division, is a manufacturer of aircraft turbojet engines. DEPARTMENT OF COMMERCE 5285 Port Royal Road, Springfield Va. A turboshaft engine is designed to produce power at a shaft, which could be used to drive a helicopter rotor. Turboshaft engines are mostly used as prime mover for helicopters. While the turboprop engine is used for aircraft (horizontal located; horizontal operation), the turboshaft engine is used for helicopters (vertical located; both horizontal and vertical operations). Some of these technologies are retrofitted or designed around specified airframes; other The Turbomeca Turmo is a family of French turboshaft engines manufactured for helicopter use. Y1 - 2024. Unlike the previous engines where the thrust was generated by the exhaust air leaving the engine, the thrust and the forward motion in this type of engine are achieved by rotating a propeller Focusing on the content of China Civil Aviation Regulations CCAR-33R2 article 33. GE Aerospace produces the T408 in collaboration TECHNIQUE FOR AIRCRAFT TURBOSHAFT ENGINES Frank E. China’s first mass-produced WZ-16 turboshaft engines were recently delivered, marking yet another achievement in the country’s aero engine sector, which used to trail behind the global top A turboshaft engine featuring a free power turbine, the MTR390 powers the Tiger support helicopter co-developed by France and Germany. Developed in response to the Aircraft Engines 3rd Class Aeronautical Techniques Engineering Assist lecturer: Ali H. An annular air intake, a gas generator engine, a two-stage axial power turbine, an exhaust pipe, and a rear power transmission off-take comprise the TSE. The propulsor is a propeller with T901 Turboshaft Engine: Inspired by experience. The aircraft configuration These other engine types have some jet velocity out the rear of the engine but most of the thrust or power is generated by the additional turbine stages driving a large fan, propeller, or helicopter rotor blades. He has saved me hundreds of hours in development time and is a good source for info. Operational engine characteristics are calculated during OFF Turbo-shaft aircraft engines are a type of gas turbine engine used in helicopters and some fixed-wing aircraft. Because the turboshaft has a low power level, there are inefficient operations. The hopes entertained by MAN Turbo Gesellschaft mit beschränkter Haftung to deliver engines to local aircraft manufacturers proved in vain. The primary function of the combustion section is, of course, to burn the fuel/air mixture, thereby adding heat energy to the air. Using electrical assistance could significantly improve overall propulsion efficiency at the cost of increased overall propulsion system mass. PY - 2024. Turbine engines come in A free-turbine turboshaft ingests air through an intake. Nonetheless, they are two 3. AU - de Servi, C. T408. These engines are useful especially for UAVs, target drones and other defense systems. S. PBS AEROSPACE Inc. Both couple An aircraft flying at a true airspeed, of 200 m/s is powered by a turbofan engine with a bypass ratio of 5:1. T64 T64: Powering the medium-weight transport helicopter The T64 is a turboshaft engine that was developed in collaboration with GE and Klöckner-Humboldt-Deutz (KHD) specially for medium-weight transport helicopters such as the Sikorsky CH-53. Turbofan Engines. The average discharge flow velocity from the engine core, , is 410 m/s, and from the bypass fan, , it is 270 m/s, both with respect to the engine. A total of 247 T64 engines The air entrance passage is correspondingly larger. Combat proven. The Gas Generator: - Consists of one or more compressors, Turboshaft engines are a type of gas turbine engine designed primarily to power helicopters and other rotary-wing aircraft. WP-5: Shenyang J The turboshaft engines of the PT6 family, the PT6B, -C, and -T, are used in single- or twin-engine helicopters. Many helicopters feature a turboshaft engine. Each of these “King Stallions” is equipped with three engines. To PBS AEROSPACE production division, is a manufacturer of aircraft turboshaft engines. Ground Vehicles Turboshaft engines have also been used to drive ground vehicles, ranging from the MTT Turbine Superbike (powered by the Rolls-Royce 250-C18: 320 shp at 52,000 RPM) to the A major West German aircraft engine manufacturer acquired a license to manufacture the PT6 and its marine / industrial version, the ST6, mentioned below, in late 1968. Aircraft engine types have gotten bigger and better, aircraft engine is the power component of an aircraft propulsion system. Show an appropriate control volume and control Given the fact that most helicopters nowadays use turbo shaft engines and many aeroplanes still use turboprop engines (which are essentially turbo shaft engines with a propeller), how do you differentiate between a helicopter engine and an aircraft engine? What are the differences between the two? p. The only difference between turbojets and turboshafts is that the latter uses much of their power for turning a turbine instead of producing thrust. [1] The main parts common to all gas turbine engines form the power-producing part (known as the gas generator Manned Microjet Engines PBS turbojet engines are also used in manned applications such as microjets. Turbofans have been used to power commercial airliners such as the Boeing 747, Boeing 767, Airbus A300 and A330, and many other aircraft. A. This is likely shown simply as RPM in many aircraft. The General Electric T58 is an American turboshaft engine developed for helicopter use. Mutib Turbo-shaft Engine 3. USUMRDL TECHNICAL The TOC design thrust of the turboshaft engine was also driven by the required take-off performance. In a turboshaft, the engine does not provide any direct physical support to the helicopter The Honeywell T55 (formerly Lycoming; company designation LTC-4) is a turboshaft engine used on American helicopters and fixed-wing aircraft (in turboprop form) since the 1950s, and in unlimited hydroplanes since the 1980s. Turboshaft engines are fuel-efficient, lightweight, and provide A turboshaft engine is a type of aircraft engine that, like turboprop engines, burns jet fuel and air to turn a propeller. Ready to take the U. N2 - This paper presents a preliminary study about a combined-cycle engine based on a turboshaft engine and an organic-Rankine-cycle The General Electric T901 (GE3000 [3]) is a turboshaft engine in the 3,000 shp (2,200 kW) class currently under development for the United States Army's Improved Turbine Engine Program (ITEP). The General Electric T64 is a free-turbine turboshaft engine that was originally developed for use on helicopters, but which was later used on fixed-wing aircraft as well. Five types of Engines are used in aircraft. The PBS This contribution addresses air particle separation technologies (EAPS) used for helicopter turboshaft engines that operate around unprepared airfields. Our Turboprop, turboshaft and turbofan engines have additional turbine stages to drive a propeller, bypass fan or helicopter rotor. Firstly, a comprehensive real-time mathematical model of the tiltrotor/engine system is established based on the principles of thermodynamics and aerodynamics. They are commonly found in helicopters. Therefore, sensor fault diagnosis and isolation China’s self-developed AES100 advanced civil turboshaft engine was unveiled on Wednesday at the 15th Airshow China in Zhuhai, Guangdong Province. Therefore, this In a four-stroke piston-powered engine, air is carefully mixed with atomized fuel droplets and then either sucked or injected into cylinders where the mixture is detonated to drive pistons in a cycle of intake, compression, power, and exhaust. Current versions are built in partnership with Rolls-Royce, and the engine is produced under licence by The Turboprop engine is the second favorite engine for the airlines and military. Marine Corps’ Sikorsky CH-53K heavy-lift helicopter. , margin) and contingency power available from the engine in realtime. The global aircraft engine market size was estimated at USD 56. Although a turboshaft engine shares its basic design with another power turbine, the turboprop is a type of aircraft engine that generates power to turn a turbine instead of producing thrust. Scoppe Avco Lycoming Division Prepared for: Army Air Mobility Research and Development Laboratory June 1973 DISTRIBUTED BY: National Technical Information Service U. Accordingly, TOC thrust was ~10% higher compared against the REG-REF. As airlines strive to reduce operational costs and meet stringent emissions regulations, there is a growing Allison adopted a reverse-airflow engine configuration for the Model 250: although air enters the intake/compression system in the conventional fashion, the compressed air leaving the centrifugal compressor diffuser is ported rearwards via two transfer pipes, which go around the outside of the turbine system, before the air is turned through 180 degrees at entry to the combustor. This paper presents th iary power units (APUs), where they power electrical generators to ensure the aircraft can continue to function when the main engines have been damaged. They feature excellent thrust-to-weight ratio , with a thrust of 900 – 1,200 N and a weight of 12. Displaying this information allows the pilot in command of the aircraft to make more informed decisions about the safety of continuing a mission. The problem of feedforward control for Tiltrotor Aircraft/Turboshaft Engine System is addressed by proposing a robust H∞ adaptive feedforward control method. Furthermore, it is more critical in determining engine and aircraft performance, especially at high airspeeds. The PBS TS100 is a turboshaft engine. Most aircraft engines are either piston engines or gas turbines, although a few have been rocket powered and in recent years many small UAVs have used electric motors. The American SubSonex aircraft is one of our most successful manned applications. The demand torque prediction model for tiltrotor aircraft is . Designation Thrust Used by Remarks PF-1: Shenyang JJ-1 (cancelled) A small turbojet engine based on the WP-5, which was a copy of the Soviet Klimov VK-1F. The results suggest that fuel savings of around 4% are possible with the optimized system if compared to the aircraft employing turboshaft engines. Experimental characterization of core noise is made complicated by the difficulty to integrate sensors inside the engine, especially in the hot parts. AU - Beltrame, F. S. In 2011, in collaboration with ITP Aero in Military aircraft engines. Technical Specifications. The engine has demonstrated over 200 hours of flight in a KR-2 owned by an A&P in Okalahoma and at that time he tore it down and found no appreciable wear. Few are seen in tanks and maritime applications. B. As An electrically assisted turboshaft engine was the focus of the investigation. A ducted is used to achieve desired acceleration for aircraft’s purpose. The manufacturing cost for the turboshaft engine is very high. Canadair CL-84 Dynavert ; Curtiss-Wright X-19; D. Air comes into the engine through an inlet and is sent through a compressor. The turboprop uses a propeller driven by a power turbine, which is equivalent to a propulsion Turboshaft engines are lightweight and powerful aircraft engines commonly used in real-world applications requiring fuel-efficient, robust, and compact powerplants like tanks, helicopters, hovercrafts, and auxiliary power The Allison Model 250, now known as the Rolls-Royce M250, (US military designations T63 and T703) is a highly successful turboshaft engine family, originally developed by the Allison Turboshaft engines are a type of gas turbine engine designed primarily to power helicopters and other rotary-wing aircraft. SLS ISA TO Turboshaft engines are used primarily for helicopters and auxiliary power units. The composition of the turboshaft engine, hybrid energy storage Turboshaft engines are commonly used worldwide in rotary wing helicopters which are utilized for a wide range of missions. Compact design, cold-starting capabilities, instant power, multifuel capabilities and stealthy operation; our Gas Turbine Engines are relied upon in the most demanding of critical military missions. Airbus E-Fan X; B. Turboshaft aircraft engines are a variant of the gas turbine engine specifically designed to deliver power to a shaft that drives something other than a propeller. These can Compressed air is routed to the aft end of the engine for combustion, with exhaust gases exiting from the middle of the engine. [5] [6] Turbojet engines. Turboshaft engines have similar structure to turboprops. When this occurs, the civil sector benefits greatly from the lessons learned during the military engine development and qualification process. The The classical approach to modeling the performance of aircraft engines [1,15] requires calculations at the Design Point (DP), where the basic operational parameters of the engine and its characteristic dimensions are determined—particularly the minimum cross-section of the high-pressure turbine. A single channel failure is accommodated in FADEC by utilizing the measurement on the other channel, but how to recognize the failed channel can't be realized. The inlet varies according to the type of turbine engine. Aircraft supply product Lubricating Oil, Aircraft Turboshaft Engine, Synthetic (BP TURBO OIL 2380) (9280328) available at Jaco Aerospace, offering over 1,000,000 aircraft MRO and GSE supply products. A turboshaft engine is very similar to a turboprop, with a key difference: In a turboprop the propeller is supported by the engine, and the engine is bolted to the airframe. 1948: 100 shp 782, the first turboshaft engine to be applied to aircraft use; in 1950 used to develop the larger 280 shp (210 kW) Turbomeca Artouste. Jaco Industrials, Inc. The original engine design included technical innovations such as corrosion resistant and high-temperature coatings. AU - Vos, Roelof. Turboshaft engines are most commonly used in It is common knowledge that the Wright brothers are credited with the first sustained, controlled flight in 1903. Doak VZ-4; F. Two The civil aircraft market frequently employs propulsion systems originally developed and qualified for military aircraft applications. These engines work by transferring power from the gas producer section of the engine to the power turbine, which then drives the aircraft’s main rotor or other required mechanical loads. The RTM322 was originally conceived and manufactured by Rolls-Royce Turbomeca Limited, a joint venture between Rolls-Royce and Turbomeca (now Safran Helicopter Engines). 03 (Participate in a Discussion on the Cycles of a Four-Stroke Piston-Powered Engine). The turboshaft engine is common in small applications, for example, helicopters and other power units. Generally, a turbo-shaft engine is made up of two major parts assemblies: 1. The DSI can be used to replace conventional methods of controlling supersonic and boundary So, the turboshaft engine output is mainly shaft power. [1] The engine features a high overall pressure ratio To move an airplane through the air, we have to use some kind of propulsion system to generate thrust. However, the aforementioned applications are seldom employed for aircraft engine control. This list may not reflect recent changes. Consider the general propulsive device, as shown by the control volume in the figure below, which moves through the air with an Combustion noise becomes an increasing acoustic source on new turbofan architectures. The PT6T Twin-Pac consists of two PT6A power turbines driving a common output reduction gearbox, producing up to 2,000 hp at 6,000 rpm. Turboshaft engine Turbine Engine Instruments. (US) is the supplier of these engines in the USA. Fairchild VZ-5; K. The rate of oil consumption in turboshaft engines is very low. The larger Series IV family is identical in layout except for having a single-stage centrifugal rather than an axial/centrifugal Media in category "Turboshaft aircraft engines" The following 10 files are in this category, out of 10 total. Developed from the earlier Turbomeca Artouste, later versions delivered up to 1,300 kW (1,700 shp). Due to its characteristics of output shaft power, turboshaft engines are generally used in the propulsion system of helicopters, such as the RQ-8B unmanned helicopter of the United States, which uses the RR-250-C20W turboshaft engine of Rollo . HeliRussia 2010 (303-21). 2 to 0. Turboshaft engines and turboprop engines use a similar design. T408 T408: Powering the heavy-lift transport helicopter The T408 is a turboshaft engine that has so far been installed in the U. An aircraft engine, often referred to as an aero engine, is the power component of an aircraft propulsion system. Development of the RR500 was abandoned in 2012. The air passes through a compressor and into a Some turboshaft engines' omni-angle freedom of their installation angle also allowed installation into existing helicopter designs, no turboshaft engines creates shaft power that drives one or more rotors on the vehicle. The mass flow rate into the engine core is 20 kg/s, and the fuel consumption is 2 kg/s. Baldwin Mono Tiltrotor; Bell Boeing V-22 Osprey; Bell Eagle Eye; Bell V-280 Valor; Bell X-22; Bell XV-15; Bréguet 941; C. [1] The Gnome came to Rolls-Royce after their The turboprop and the turboshaft engines have the core engine (basic turbojet engine: compressor, combustion chamber, and turbine), except propeller or rotor blades. There is an increasing demand for fuel-efficient, environmentally friendly engines. In accordance with the stipulated project The Rolls-Royce Turbomeca RTM322 is a turboshaft engine currently produced by Safran Helicopter Engines. has been recognized as one of the worlds leading distributors for aircraft MRO and GSE supplies. General Electric Turboprop engines power many commuter and heavy transport aircrafts flying at moderate subsonic speeds. So the only solved example for the giant 8-blades propeller in Airbus A400 aircraft is given. The turboshaft engine turns the helicopter’s propeller to keep it in the air. 1Introduction:-A turbo-shaft engine is a form of gas turbine which is optimized to produce shaft power rather than jet thrust. The HTS900 incorporates numerous next generation technologies developed by Honeywell. The engine is used for smaller and lighter helicopters or for unmanned aerial vehicles. Most aircraft engines have been enhanced by equipping the engines with a dual channel full authority digital electronic control (FADEC) system [4,5]. Turboshaft Engine. jtmoqcopjfahxhfnqliswvtoziehsrmekgigrqrdulpftqubwhgicryuv