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The turbocharger often works at high speed and high temperature, the temperature of the turbocharger exhaust gas turbine end is about 600, and the turbocharger rotor rotates at a high speed of 800-1100, in order to work normally, the following points should be paid attention to in use: 1. After the engine starts, especially in winter, it should be allowed to idle for a period of time, so as to let the lubricating oil fully lubricate the bearing before the supercharger rotor runs at high speed. Therefore, you must not slam the throttle after starting to prevent damage to the supercharger oil seal; 2. After the engine runs at high speed for a long time, it cannot be turned off immediately.
When the engine is working, a part of the oil is supplied to the turbocharger rotor bearing for lubrication and cooling. After the sudden shutdown of the running engine, the oil pressure drops rapidly to zero, the high temperature of the turbocharger turbine part is transmitted to the middle, and the heat in the bearing bearing housing can not be quickly taken away, and at the same time, the supercharger rotor is still rotating at high speed under the action of inertia, so if the engine is suddenly stopped in the hot engine state, it will cause the oil trapped in the turbocharger to overheat and damage the bearing and shaft. Therefore, after the engine is under heavy load and runs for a long time, it should idle for 3 5min before turning off the engine, so that the speed of the supercharger rotor can be reduced and then turned off.
In particular, it is necessary to prevent the sudden stalling of the engine after a few kicks of throttle. 3. When disassembling the supercharger, it is necessary to keep it clean, and each pipe joint must be blocked with a clean cloth to prevent debris from falling into the supercharger and damaging the rotor. During maintenance, care should be taken not to damage the impeller by collision, and if the impeller needs to be replaced, it should be tested for dynamic balance.
After the reassembly is complete, the blockage should be removed. 4. Maintenance should be timely, because the supercharger is often running at high temperature, its lubricating oil pipeline is affected by high temperature, and the internal oil is prone to partial coking, which will cause insufficient lubrication of the supercharger bearing and damage. Therefore, the lubricating oil line should be cleaned after a period of operation.
5. Always pay attention to check the operation of the supercharger. Before leaving the car and after collecting the car, the connection of each tube of the airway should be checked to prevent loosening and falling off and causing the failure of the supercharger and the short circuit of air into the cylinder. The turbo is actually to increase the air intake and the exhaust at the same time, and the turbo of the general car will be automatically turned on when the engine speed reaches a certain speed.
The turbine also has an intercooler, which is actually similar to a water tank, which dissipates heat. As can be seen from the above, the power of the red see has increased; The disadvantage is that the cost of use and maintenance has also increased. At the same time, it is also necessary to consider the overall affordability of the car.
A turbocharged engine is nothing more than the addition of mechanical or electronic devices to the engine;
Compared with the engine with the same displacement, style and structure, the fuel consumption of the engine installed with the turbocharger is slightly more; However, its power output is much higher than that of engines of the same displacement; Therefore, it is the highest in terms of liter power; It is also introduced that under the premise of obtaining the same power, fuel consumption is relatively low; At the same time, one of the technical indicators of the engine rises, and the power is relatively high.
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Turbocharging principleThere are more and more models that use turbocharged engines, what is a turbocharged engine, and what is its basic structure and working principle? Nowadays, more and more fans know that turbocharging can improve power, but they don't know how it is done, and how should it be changed if it is to be modified? In all of this, we need to start with the basic principles of the turbocharging system.
There are many reasons that affect the power output of an engine, but the most important of them is how to cram more air into the cylinders and improve volumetric efficiency (more air will bring more power). A 3,000cc engine would theoretically produce more horsepower and torque than a 2,000cc engine of the same design.
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The effect is to increase the engine horsepower can be increased by a quarter to a double depending on the degree of modification of the turbocharge.
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Increasing the air intake and the number of revolutions can increase the horsepower and acceleration performance of the car.
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More horsepower and more acceleration.
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It is equivalent to a rice cooker to a pressure cooker.
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It works.
A turbocharging device is mainly composed of a turbine chamber and a supercharger. The first is that the air intake in the turbine chamber is connected to the engine exhaust manifold, which in turn is connected to the exhaust pipe. Then the air intake of the supercharger is connected to the air filter duct, the exhaust port is connected to the air intake pipe, and finally the turbine and impeller are installed in the turbine chamber and the supercharger respectively, and the two are connected coaxially and rigidly.
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The turbine acts on the intake, whether it burns oil or gas, the turbine can work, and the oil to gas is just to change the fuel injector and add a gas tank, but kindly remind the landlord that the power is not strong after the oil is changed, and it is easy to turn off.
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It doesn't matter that the turbine uses engine exhaust gases.
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No problem, exhaust-driven, you have to exhaust anything! Hehe!
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It's okay to work, but it's the power matching that's problematic.
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Many car owners only know that the engine is divided into naturally aspirated and turbocharged, but they don't know what the specific role of turbocharging is, so what is the use of turbocharging?
The main role of turbocharging is to help the engine run efficiently so that it can get more power. The original turbocharging device was installed on the aircraft, and it was gradually used in vehicles in the later stage. If a turbocharged vehicle is installed, the engine power will be about 40% higher than that of a naturally aspirated vehicle.
Fuel consumption will also be lower for vehicles with turbochargers, which will be significantly lower than those of naturally aspirated vehicles in a specific speed range, and the vehicle's exhaust will be reduced accordingly. It can be seen that there are many benefits of turbocharging, and many car owners will also choose vehicles with turbocharging.
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Turbocharging of a car is a device that enhances the power of the car and enhances the power output of the engine. It mainly uses the inertial impulse of the exhaust gas discharged by the engine to push the turbine in the turbine chamber, and the turbine drives the coaxial impeller, and the impeller pressurizes the air sent by the air filter pipe to pressurize it into the cylinder.
When the engine speed increases, the exhaust gas discharge speed and the turbine speed also increase synchronously, the impeller compresses more air into the cylinder, and the pressure and density of the air increase to burn more fuel.
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