HS code-based commodity chain analysis

List of the table of contents of this article:

• 1, Types of civil aviation passenger aircraft engines
• 2、 What engine does c919 use?
• 3, What kinds of airplane engines are there?
• 4, What engine does the plane use?
• 5, What are the types of aircraft engines?
• 6, What is the plane Engine

Types of civil airliner engine

1. There are mainly the following types: Turbofan: This is the most common type of engine in civil passenger aircraft. The main difference between turbofan engines and turbojet engines is their combustion chamber structure. The advantages of this engine are high thrust, low fuel consumption and low noise, so it is widely used in modern civil airliners.

2. Nowadays, civil airliners generally use turbofan engines. In terms of its working principle, the turbofan engine belongs to a kind of turbine (the rotation of the fluid impact impeller generates power); at the same time, in terms of its working principle, the turbofan engine belongs to a kind of jet engine (ejecting high-speed fluid work).

3. Aviation engines are mainly divided into two categories: turbofan engines and turbojet engines. Turbofan engines are the most common and widely used type of engines in modern aviation.

4. There are 3 types: 1 piston aircraft engine. The aviation engine used in airplanes or helicopters in the early days was used to drive propellers or rotors. The power of large piston aircraft engines can reach 2,500 kilowatts. Later, it was replaced by a gas turbine engine with high power and good high-speed performance.

5. Aviation engines are mainly divided into the following two categories: Jet engines: Jet engines are engines that use the combustion of fuel to produce high-temperature and high-pressure gas, which are sprayed through the nozzle to form a high-speed gas flow and generate thrust to drive the aircraft forward. Jet engines are usually divided into turbojet engines and centrifugal jet engines.

6. In terms of its working principle, the turbofan engine is a kind of turbine. At the same time, in terms of its working principle, the turbofan engine is a kind of jet engine. Therefore, the current passenger aircraft generally use turbofan engines.

What engine does c919 use?

1. The engine of C919 is a LEAP-X1C engine. It adopts many industry-leading innovative technologies. The LEAP-X1C engine is a large jet passenger engine developed by CFM International, a large passenger engine manufacturer jointly established by the international company General Electric of the United States and SNECMA of France at a rate of 50% of the capital.

2. The c919 aircraft engine is not domestic. It uses the first CFMLEAP-1C engine of CFM International Company. According to the structural decomposition diagram of the C919 aircraft, AVIC Industrial Group undertakes the main manufacturing task of large parts of the C919 aircraft.

3. The c919 engine is not domestic, but the first CFMLEAP-1C engine of CFM International Company.The following is a relevant introduction to the c919 engine: C stands for China (China); 9 stands for long-term; 19 stands for the maximum passenger capacity of 190 seats.

4. China's large aircraft C919 uses CFM LEAP-1C engine. The CFM LEAP-1C engine is produced by CFM International, and the C919 aircraft adopts two CFM LEAP-1C engines.

What kinds of airplane engines are there?

1. The piston engine is the earliest applied aviation engine. Due to its good economy, simple structure and small size, it is still used in small aircraft or agricultural aircraft, such as domestic primary education six and transport five, which is also a kind of four-stroke thermal engine. Due to the low speed, the application area is relatively narrow.

2. Jet engine: The jet engine uses the combustion of fuel to produce high-temperature and high-pressure gas, which is sprayed through the nozzle to form a high-speed gas flow and generate thrust to drive the aircraft forward. Jet engines are usually divided into turbojet engines and centrifugal jet engines.

3. Power-up and non-forced vortex spray (used for fighter jets, bombers, etc.) Fuel-consuming supersonic engines 2 Powered and non-forced turbofan (used for large transport aircraft, civil aviation, bombers, early warning, fighter jets, etc.) is more fuel-efficient than turbojet.

What engine does the plane use?

1. Piston aviation engine: Generally, it is a reciprocating piston engine, but there are also rotary piston engines and free piston engines.

2. Piston propeller engine: that is, the engine of old-fashioned aircraft before World War II, relying on the piston to drive the propeller to rotate through the crankshaft, and cannot reach supersonic speed. It is basically extinct now. It is only used by a few small civilian aircraft. This kind of engine uses aviation gasoline at the lowest cost.

3. The piston engine is the earliest applied aviation engine. Due to its good economy, simple structure and small size, it is still used in small aircraft or agricultural aircraft, such as domestic primary education six and transport five. This is also a four-stroke hot engine. Due to the low speed, the application surface is relatively narrow.

What are the types of aircraft engines?

Bots (medium-sized transport aircraft and so on, such as transport eight, groundEffective aircraft, etc.) are used to modify the piston propeller aircraft to speed up 5 turbo paddle fan (the first use of Maozi to save some fuel. No promotion opening) faster than vortex slurry. The above 5 types are divided into axial flow type and centrifugal type according to different compressors.

At present, there are seven categories of aviation engines that are still in use: piston, rotor, turbojet, turbofan, turboprop, turbine shaft and fan. In addition, in terms of jet propulsion, there are also stamping jet engines (mainly used for missiles and target aircraft), pulsed jet engines, and turbine/stamping jet engines.

Aviation engines are mainly divided into two categories: turbofan engines and turbojet engines. Turbofan engines are the most common and widely used type of engines in modern aviation.

Generally speaking, aviation engines refer to this kind of engine.For example, according to the different working principles of intake engines, intake engines are divided into piston engines, gas turbine engines, stamping jet engines and pulsating jet engines.

What is the engine of the plane

The plane is an aviation engine. Aero-engine is a highly complex and sophisticated thermal machinery that provides the power required for aircraft to fly.

There are two categories of aircraft engines, and the total number belongs to internal combustion engines. The first category is a piston engine, which is the same as a car engine in principle. The second category is gas turbine engines, which include many types, vortex injection, vortex fan, vortex paddle, vortex shaft, paddle fan, stamping.

Therefore, the current passenger aircraft generally use turbofan engines.The turbofan engine can adjust its thrust according to the needs of flight. During long-distance flights, the culvert ratio of the turbofan engine will increase, and during short-distance flights, the culvert ratio will decrease. The turbojet engine cannot provide sufficient thrust at low speed, so it is not suitable for passenger aircraft.

The aircraft engines currently in use mainly include: piston propeller engine: that is, the engine of old-fashioned aircraft before World War II, relying on the piston to drive the propeller to rotate through the crankshaft, and cannot reach supersonic speed. It is basically extinct now. It is only used by a few small civilian aircraft. This kind of engine uses aviation gasoline at the lowest cost.

On July 22, CFM International Company's first CFMLEAP-1C engine was delivered to the Pudong Base of the General Assembly Manufacturing Center of China Shangfei Company. The engine of C919 is a LEAP-X1C engine.It adopts many industry-leading innovative technologies.

There are four types of engines of modern aircraft: gas turbine, piston engine, stamping engine and rocket engine. I will focus on the gas turbine. The gas turbine stator is composed of a rotor and a rotor. The stator: shell, stator blade group, combustion chamber, tail nozzle. Rotor: rotor blade group.