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The high-performance version of the Cayenne is equipped with Brembo brake calipers and matching brake discs, Brembo is the leader in the braking system and the goal of many modders, it has more pistons than the original X6 brake calipers, I remember the piston distribution of the front 8 and the rear 4, so the braking force is much more powerful than that of the X6. It can also be seen that the Cayenne's brake disc is a perforated ventilated disc, which has better heat dissipation than the X6's solid disc, effectively reducing the phenomenon of thermal decay!
On the whole, Cayenne's braking system greatly exceeds the X6 in terms of performance, but it is also much higher! After all, the Cayenne is known as the fastest SUV model, and it should be equipped with a more powerful braking system!
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The car clutch is on the left, the brake is in the middle, and the throttle is on the right.
The manual transmission model has three pedals, from left to right, which are the clutch pedal, brake pedal, and accelerator pedal. For manual transmission models, you can only press the clutch pedal with your left foot when you are in gear, and you can't put your left foot on the pedal when you are driving. The brake throttle is all controlled by the right foot.
The purpose of the brakes.
It is to slow down, it can be to reduce the speed or it can be to stop the vehicle. The principle of braking is to convert the kinetic energy of the car into heat energy and consume it, and the kinetic energy comes from the power provided by the engine, which needs to be provided by the work of fuel combustion, which means that if you step on the brakes once, it means that your gasoline will be wasted.
So, please remember the first rule: drive with as little braking as possible, braking is only for comfort or in an emergency. The situations we encounter in actual driving are ever-changing, and many situations where we have to be forced to apply the brakes should consider reasonably reducing the time and frequency of applying the brakes.
We know that the engine has a stagnation effect, in the case of non-emergency, we should make full use of the engine as much as possible to slow down--- now when the EFI engine is running passively, the computer will control less fuel injection or even no fuel injection, at this time the fuel consumption is very low, even far lower than the idle fuel consumption.
For example, if you are driving and you find a red light far ahead, and there are few cars on the road, you should release the accelerator and let the engine stall, instead of rushing to put the brakes in neutral. This approach can be used in most cases where the situation is detected earlier and there is sufficient time to deal with it.
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The car with manual transmission is under the feet.
The pedal in the middle. The automatic transmission is the pedal on the left.
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What are the different types of car handbrakes, do you know?
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I don't think there is only a brake in front. The question you asked is vague and you haven't figured it out. If it is a wheel brake system, there are generally disc brakes and drum brakes, and the old models generally use front wheel disc brakes and rear wheel drum brakes.
That's what you call the Santana 2000. The new model uses front and rear disc brakes, which is also a trend, because disc brakes have the advantages of faster heat dissipation and sensitivity than drum brakes. The braking system of the car includes mechanical brake, oil brake, air brake, etc.
The old models used mechanical brakes, and now there are very few. Oil brakes are now commonly used in sedans. Air brakes, on the other hand, are used in large vehicles, such as large buses and large trucks.
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The brakes of a car can generally be divided into three types. Drum brakes, disc brakes, ventilated disc brakes.
Drum brakes, the largest braking force, but the thermal attenuation is obvious, generally used on the rear wheels of low-end cars;
Disc brake, thermal attenuation is not obvious, braking force is stable, easy to clean, generally used in the front wheel of low-end cars and the rear wheel of high-end cars;
Ventilated disc brakes, an improved version of disc brakes, punch holes in the disc or add heat slots, which can just dissipate heat, and are generally used on the front wheels of high-end cars.
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There are two main types of automobile brakes, drum brakes and disc brakes, which are disc brakes.
Disc brakes are divided into: solid discs, hollow discs, perforated discs, and perforated scribing discs.
According to the material of the brake disc, it is divided into: cast iron brake disc, carbon fiber brake disc and the top ceramic brake disc. Disc brake is waterproof, has good braking effect, and is mostly used for drum brakes for low, medium and high-end cars: generally used for medium or heavy trucks, buses, etc.
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Common brakes in automobiles are divided into oil brakes and air brakes.
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The difference between braking and braking is the purpose and principle of implementation.
Braking refers to the process of slowing down or stopping the motion of a moving object through some mechanism. For example, a car's braking system can slow down or stop a vehicle. The braking system reduces the speed of rotation of the wheels by applying resistance, thereby reducing the speed of movement of the vehicle.
And braking is a manifestation of the braking system, which usually refers to the braking system of the car. The braking system is usually composed of pedals, brake discs, brake pads and other components, which reduce the rotational speed of the wheels by applying frictional force to the cavity, so that the vehicle slows down or stops.
Braking and braking are both processes of slowing down or stopping the movement of an object, but the principle and purpose of implementation are different.
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When braking a very slippery surface, the friction on the road surface decreases, so when braking, the car will slide longer than when the road surface is not rough, due to the reduced friction between the tires and the road surface.
Any object has inertia, and when the car brakes urgently, it will slide forward because the car has to maintain its original motion state;
There are two factors that affect the magnitude of friction:
1. The magnitude of friction is related to the pressure between the contact surfaces, and when the roughness of the contact surface is constant, the greater the pressure, the greater the friction.
2. The magnitude of friction is related to the roughness of the contact surface, when the pressure is constant, the rougher the contact surface, the greater the friction.
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You need to brake to slow down or stop while driving
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The main difference between braking in front and in the back is that the front of the car sinks lower when braking hard, and the brake effect of the calipers in the rear is better than that in the front. The position of the caliper is determined by the swingarm structure, and the position of the brake caliper is adjusted back and forth in order not to affect the swingarm.
The difference between brakes in front and in the back.
When the car moves forward, the ground will give the front wheel an upward force, if the caliper is in front of the brake disc, when stepping on the brake, the caliper and the brake disc should work together to stop the tire, the tire forward, then the force of the caliper to the brake Sen Zao disc will be upward, so that the two upward forces are superimposed on each other, and in case of emergency braking, the force on the tire bearing shaft will be greater, so that the action of the front tilt forward is greater, that is, it is more likely to cause a heel accident.
If the front wheel caliper is installed behind the brake disc, the force is not the same, at this time, the direction of the force of the caliper to the brake disc changes, it becomes downward, and the force of the ground to the tire is still upward, so that the force in the opposite direction of the two directions will be subtracted, so that the pressure on the tire bearing will become smaller, and the safety and stability of the vehicle will be better.
The stress of the rear wheel bearing is the same as the front wheel, but the strength it requires is not the same as the front wheel, the tail of the car is lighter than the front, if the caliper is placed behind the brake disc, the force of the rear wheel bearing will become smaller, and it is more easy to flick the tail and warp the head, so in order to ensure the safety and stability of the tail, we need to add force to the tail, so the caliper is placed in front of the brake disc, and the vehicle is more coarse and stable.
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Here are the differences between front and rear brakes of a car:
1. The lead force of the friction belt is different
1) Brake while driving, the front brake can give you enough friction to make you stop faster.
2) Braking while driving, the rear brake does not give you enough friction to make you stop faster.
2. The degree of locking is different:
1) The front brake with a little force (especially at high speeds) will not lock the rear wheels and will not cause skidding.
2) Pushing the rear brake with a little force (especially at high speeds) will lock the rear wheels and cause side slip. Stupid goodbye.
Trembling vibration when braking is usually caused by uneven wear of the brake disc, such as the outer side is thicker than the inner side or the inner side is thicker than the outer side, when braking, the brake pad is vertically clamped the brake disc, and the brake disc is uneven and does not fully fit the brake pad will tremble, the higher the speed, the more shaky, the more difficult it is to brake the car. >>>More
Once I encountered it, the brake pedal completely lost its power, there was no way to press it, the braking effect almost disappeared, fortunately it was on the city road at the time, and the speed was not fast. I could only make a double flash while pressing on the brakes hard, and slowly let the car slip to the side of the road and stop with a little weak braking force.
Hello、It's likely that the brake stroke changes、And the brake fluid。 >>>More
Simply put, drum brakes and disc brakes, drum brakes have low cost, and are used for small cars, mini cars have more rear wheels, while compact cars, intermediate cars and luxury cars are basically disc brakes front and rear
Now the general car basically has to have anti-locking, mainly for safety considerations, the wheel is dead, it freezes, can not turn to dodge. It is dangerous at high speeds.