HS code-based insurance evaluations

List of contents of this article:

• 1、< A href='#What are HS code-based insurance evaluationsthe types of car engines?' title='What are the types of car engines?' > What are the types of car engines?
• 2, What is the engine speed related to
• 3, What is the structure of the engine

What are the types of car engines?

According to the working mode of the air intake system, it can be divided into four types: natural intake, turbocharging, mechanical supercharging and double supercharging. According to the piston movement mode, it can be divided into two types: resurrected internal combustion engine and rotary piston engine. According to the cylinder arrangement, it is divided into in-line engine, V-type engine, W-type engine and horizontally opposed engine, etc.

The types of automobile engines can be divided into naturally aspirated and turbocharged according to the working mode of the intake system. According to the cylinder arrangement, it is divided into in-line engine, V-type engine, W-type engine and horizontally opposed engine, etc. Naturally aspirated engine: air enters the cylinder by the suction of the piston.

Automotive engine type: according to the intake method, it can be divided into four types: natural intake, turbocharging, mechanical supercharging and double supercharging. According to the piston movement mode, it can be divided into two types: resurrection plug internal combustion engine and rotary piston engine. By cylinder inline engine, V-type engine, W-type engine and horizontally opposed engine, etc.

There are several types of classifications of automobile engines: according to the type of power, automobile engines can be divided into diesel engines, gasoline engines, electric vehicle motors and hybrid power, etc.According to the classification of the air intake system, it can be divided into four types: natural intake, turbocharging, mechanical supercharging and double supercharging.

A revolving plug engine is an engine that outputs torque from the crank connecting rod assembly to the rotating motion of the crankshaft through the reciprocating linear motion of the piston in the cylinder. The technology of resurrection plug is mature, and it is widely used in the field of automobile engines.

Car engines all have: V-type engine, overhead valve (OHV) engine, overhead camshaft (OHC) engine, multi-valve engine, double overhead camshaft (DOHC) engine, turbocharged engine, double turbocharged engine. Classified according to the movement mode of the piston: the piston internal combustion engine can be divided into two types: resurrected plug type and rotary piston type.

What is the engine speed related to

1. The engine speed is determined by many factors such as mechanical transmission structure, mechanical transmission resistance and combustion system supply, and the load of the car. The speed of the engine is related to the number of works per unit time or the size of the effective power of the engine, that is, the effective power of the engine changes with different speeds.

2. The speed of a car is determined by the engine. It is a machine that can convert other forms of energy into mechanical energy, including internal combustion engines (resurrected engines), external combustion engines (Stling engines, steam engines, etc.), jet engines, electric motors, etc.

3. The engine speed is also the crankshaft speed, including the crankshaft speed and the corner (the compression stop position of the piston).When idling, the engine speed is 700-800 rm, and each gear of the transmission corresponds to the corresponding engine speed. There are many factors that affect the engine speed. Next, let me analyze the specific reasons.

4. Therefore, the speed of the vehicle is mainly related to the engine speed and the transmission ratio of the gearbox. If you consider the difference in tire diameter, then the tire should also be taken into account. The simplest formula is vehicle speed = rotation speed × transmission ratio × tire circumference.

What is the structure of the engine

The crank connecting rod mechanism is composed of a cylinder block, a cylinder head, a piston, a connecting rod, a crankshaft and a flywheel.

Fuselage group, composition: cylinder head, cylinder block and crankcase Function: as various mechanisms and systems of the engineThe unified assembly matrix is the skeleton that supports and fixes the crank connecting rod mechanism and other devices, and the relevant parts of the tractor chassis form the frame of the tractor.

The body is the skeleton of the engine and the installation basis of the various mechanisms and systems of the engine. All the main parts and accessories of the engine are installed inside and outside, bearing various loads. Therefore, the body must have sufficient strength and rigidity. The body group is mainly composed of cylinder block, cylinder liner, cylinder head, cylinder pad and other parts.

Car engine: The engine is the power unit of the car. It is composed of fuselage, crank connecting rod mechanism, gas distribution mechanism, cooling system, lubrication system, fuel system and ignition system (diesel engine does not have ignition system), etc.

The overall structure of a car is basically composed of four parts: engine: the engine is the power unit of the car.Its function is to generate power from fuel combustion and then drive the wheels to make the car run through the transmission system of the chassis. There are mainly two types of engines: gasoline engine and diesel engine.

Crank connecting rod mechanism The crank connecting rod mechanism is the main moving part of the engine to realize the working cycle and complete the energy conversion. It is composed of a fusele group, a piston connecting rod group and a crankshaft flywheel group.