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At present, the premise of the industry to minimize bumps is that the following conditions must be met:
The spring must be a gas spring: the filtering of small, high-frequency signals by a gas spring cannot be ignored.
The suspension must have an active actuator: when encountering potholes, it is necessary to have a actuator to make the wheels quickly recover when the spring is not too moving, and to quickly retract the wheels when encountering bulges, and at the same time it is necessary to adjust the height of the four corners. The actuator can be an active variable tower roof, a actuator attached to the shock absorber assembly, or a separate electro-hydraulic active stabilizer bar, the latter two are more feasible.
The shock absorber must be infinitely adjustable in both directions: it can be a solenoid valve for compression recovery, or it can be a magnetic fluid, which is also the premise that the following control logic is feasible. There are Bilstein damptronic sky, and there are dt sky i and dt sky ii.
Skyhook control logic: The industry now commonly uses skyhook logic to keep the body stable, called "sky hook" in Chinese, to keep the body stable.
There is also a groundhook, "ground hook", to enhance the sports performance.
Active (detached) stabilizer bar: The ARB on the asymmetrical road can be disconnected to reduce the body roll action and lower the headtoss, and the active stabilizer bar, such as the new A8, can also be used to lift a wheel alone, and can also be used as an active actuator, which is the future.
Excellent suspension hard point design: the latest luxury cars generally have a large rebound stroke, and also pay more attention to X-direction shock and vibration, with a double wishbone with a false hinge at the front, and a five-link link on the rear axle.
Excellent active control logic of the OEM: integrate all, only the big guy can do it, the requirements are very, very, very high, and the Audi eccs team has 1800 people. - This is something that you don't have to think about in 10 years.
Excellent tires.
Pavement Recognition: Inform the system in advance and prepare in advance.
The roads are repaired, and the roads are smooth.
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Theoretically, the chassis is low and stable, and the engine is relatively stable.
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Theoretically, it's to change the tire pressure.
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The problem that makes the car bumpy can be the engine and the road.
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I think that first of all, the chassis of the car must be stable, and the second is that the frequency of the engine must be stable.
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Ensure that the tires are inflated enough, and the engine must be good.
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Theoretically, the engine can be changed, as well as the anti-bump type of the tires.
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It is to reduce tire pressure, which is an important factor in car bumps.
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Like shoes, let the tires adapt infinitely to the changes in the environment.
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Control the air volume of the tires, switch to a stable chassis, and increase shock absorption.
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Check the engine first to see if it is in good condition. Try to drive some roads with a relatively flat dam.
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Of course, it must be slow enough, and it must be passed round by round, so that the damage to the shock will be minimal, and the speed.
The faster it is, the greater the shock travel after passing through the reducer.
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If your car is heavy enough and does not slow down if you cut it too little, people will be comfortable The car does not need to slow down when walking on the general mortar road What is the car without vibration damping Is the bicycle The vibration reduction of the car is bad because it is not taken off It will start to work.
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If there is no shock absorption, of course, the slower the better, and it depends on the situation if there is shock absorption.
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Rushing past is the smallest, but there is a feeling of being in the air. It's better to ride past Zero Vacancy.
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3. All of them, sometimes we can't avoid taking a bus or a boat or plane when we travel. But some people are very miserable when they travel because they have to get motion sickness. If they don't have to travel, they won't go out if they are killed, let alone travel, which is a very cool thing for us, but it feels like an ordeal for them.
In fact, if you are particularly prone to motion sickness,We can make some preparations every time we go out, so that we can reduce motion sickness when we are in the car.
Prepare motion sickness medicine in advance. Although I never get motion sickness, I think that if people with motion sickness should prepare motion sickness medicine in advance, especially the kind that is particularly bad for motion sickness, as soon as you get in the car and start throwing up until you get off the bus.
Prepare the ginger slices。We all know that the smell of ginger slices is very strong, and sometimes we vomit in the bus because we can't get used to the smell of the bus. At this time, we can put the ginger slices next to our noses, and we can smell the ginger slices vigorously, then it will be much more comfortable.
Sit in the front seat of the car。Generally, when we get motion sickness in the car, it may be because the car is too bumpy, and if we sit in the front seat of the car, then the bump will be much smaller. My brother used to get motion sickness every time he took the bus, so every time he booked a ticket, he booked the first row, especially sitting behind the driver, and he felt that position was the most comfortable.
Get in the car and start sleeping. Sometimes if I'm not feeling well, then I have to go to bed right away, and I'm playing on my phone in the car, so it's definitely going to be motion sickness. When we fell asleep, we didn't know anything, and we didn't feel uncomfortable, and when we woke up, we had reached our destination.
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The most effective way is to take medicine, and there is also a kind of medicine that can be applied behind the ears that is also effective.
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Some people get dizzy and want to throw up when taking a bus. The degree of dizziness can be reduced by asking about orange peel and applying wind oil.
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You can eat some sugar, or you can massage the acupuncture points of your thumb, and it will be lightened.
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People who can get motion sickness can take some motion sickness medicine before getting on the bus, or use ginger slices to stick to the navel, which can be relieved.
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For the phenomenon of motion sickness, you can rub the wind oil essence on your temples, or you can always keep a piece of ginger when you are in the car, which can alleviate the symptoms of motion sickness.
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This may be due to a strange smell on the bus, at which point you can chew some gum to mask the smell of the gum.
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You can take a little motion sickness medicine in advance when you are in the car, or massage the acupuncture points.
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1. For people with motion sickness, you should prepare these things:
Don't rush to learn how to stop motion sickness, experienced people should learn how to prepare for motion sickness in advance, whether it's a long or short bus ride, you should have these things in advance:
1) Water; 2) paper towels; 3) A piece of one's own clothes or scarf; 4) motion sickness medicine; 5) aromatic fruits; 6) sliced ginger; Relatively speaking, these things are not difficult to prepare, why these things, the author will reveal the answers for you one by one below.
Second, to prevent motion sickness, you can learn to do this:
1.It is important to note that people who are going to ride the bus should not be too full or too greasy before getting on the bus.
2.Half an hour before departure, oral motion sickness medicine, such as motion sickness tablets, vertigo stop, dizziness or difenidol tablets, these medicines can be purchased at pharmacies, or fresh ginger slices are applied to the navel in advance, people who often get motion sickness can always prepare these medicines at home, and the method of taking medicine is suitable for people who take long-distance buses.
3.Generally, people who are accompanied by motion sickness often have nausea and vomiting symptoms because the car is too bumpy or the uncomfortable smell in the car causes people to vomit, so what are the small ways to reduce motion sickness?
If it's too bumpy, you can tell the driver that you are motion sick and ask the caring driver to slow down.
If you're faced with an unacceptable smell in the car, you can choose to do this
1) Properly adjust your parking space to try to be close to the window, so that the air can circulate and eliminate the uncomfortable taste;
2) Smelling aromatic fruits can effectively reduce the symptoms of fainting and vomiting. These fruits are: oranges, lemons, apples, oranges, and many more.
3) The best way to effectively prevent motion sickness is to close your eyes and refresh your mind after getting in the car - sleep (it is best to fix your head, which can achieve the effect of reducing dizziness), the smell in the car often makes people feel nauseous and want to vomit, when sleeping is not a good way, you can use the scarf or clothes you carry, smelling the familiar smell on your body is actually the best way to rescue. The author often does this, whether it is sleeping or not sleeping, it can perfectly avoid the risk of fainting and vomiting.
4) If you're in a good mood, you can choose to talk in the car to distract people who get motion sickness and talk about topics that interest them. It's a viable solution, but it works all the time.
5) You can try the method of acupuncture and massage, and press and knead the Gu acupoint, Neiguan acupoint, Zhongguan acupoint and Baihui acupoint before getting on the car; Or in order to improve the symptoms of frequent travel sickness and vomiting, and improve personal physique, you can also choose moxibustion and moxibustion on weekdays.
3. Remediation after motion sickness:
Finally, for those who are already experiencing nausea and vomiting, all you need is to silently deliver a bottle of mineral water (to clear the taste from your mouth), a handy bag (to hold something to vomit) and a tissue (to wipe the corners of your mouth).
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If you can, take motion sickness medicine in advance.
You can bring some oranges, eat some oranges, and smell the orange peel will also relieve you.
You can also try ginger candy (chewable tablets), ginger dipped in sugar (if you don't mind getting on fire), or ginger-flavored mints.
If you can fall asleep, you can still sleep in the car.
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It is a natural genetic drop, which can only be used to ride more cars and improve the body's adaptability;
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Sit often, first for a short distance, slowly increase the distance, and slowly stop getting motion sickness, which has been proven in practice.
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Many motion motion sickness pills do not work very well, and there is also a kind of motion sickness sticker, which is attached behind the ear, and the effect is very good, but I forgot what brand.
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Buying a hard sleeper and lying there all the time can effectively relieve motion sickness.
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Motion sickness medicine, I have friends and family who also get motion sickness, take some, just don't expire.
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The smell of the hard seat is not very good, you can bring some lemon or orange, it is more comfortable to smell it, it is really uncomfortable, and the pharmacy sells motion sickness medicine.
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Boiled beans burn beans, and beans cry in the kettle. It is born from the same root, so why is it too anxious to fry each other.
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There are three types of situations that arise:
1) Motion sickness, because the shock absorber does not work, does not play the role of shock absorption, the car is bumpy, the body is unstable and shakes up and down, which may lead to motion sickness of the people in the car.
2) The safety is reduced, the shock absorber fails, the car bumps are used, the spring will have excess vibration, and the car will shake up and down, so that the car tires can not be close to the ground, and it is easy to be dangerous when braking or changing lanes.
3) Poor handling, when driving on the road is bumpy, the car has low control and is prone to danger. Once the shock absorber is found to be failing, there is no solution, you can drive slower, and ensuring safety is the most important thing.
The car shock absorber can be said to provide a comfortable driving environment for the owners, the car will bump and vibrate when driving, with the shock absorber can absorb a part of the vibration to bring the force, reduce the large vibration of the body, so that the owner can drive comfortably and safely.
Now most of the cars are cartridge shock absorbers, once the car shock absorber does not work, it will increase the safety hazards, although you can still drive, but the danger factor is still there.
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1. When the shock absorber of the vehicle leaks oil, it is still OK.
Normal driving, but the shock absorber has no direct impact on the reduction of comfort. If the speed is fast, even if it is a very smooth road, it will cause ups and downs, which will seriously reduce the stability of the vehicle. If there is an emergency at this time, after braking suddenly, the center of gravity of the body moves forward and compresses the spring, because there is no shock absorber to work, even if the car stops, the body will continue to rise and fall.
Second, if you make a high-speed corner, the center of gravity moves to the outside of the turning direction, and the spring on the outside will be compressed, and after returning to a straight line, the body is still constantly shaking left and right due to the lack of shock absorbers. A vehicle with its center of gravity moving up and down and swaying from side to side is very dangerous at high speeds.
3. If the oil leakage of the vehicle shock absorber is particularly serious, it will cause the vehicle to deviate.
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As long as there is an oil leak in our car shock absorber, then it is undoubtedly a sign of damage, but if the shock absorber starts to leak, it can still be used, but the premise is that you can accept the shock absorber oil leakageReduced performance and squeak and noiseThat's it.
Now the shock absorbers of our common family cars are usedHydraulic shock absorbersThen the hydraulic shock absorber mainly relies on the hydraulic pressure in our shock absorber to provide shock absorption and cushioning.
Once our shock absorber has oil leakage, then the comfort of our car will be greatly reduced, because the shock absorber can not control the expansion and contraction of our suspension normally, and can not filter the bumps on the road normally.
And more importantly, if our shock absorber is a long-term oil leakage, and used under the bumps of the road, it will lead to serious damage to the internal shock absorber, and there may be a fracture of the shock absorber, once the shock absorber is broken, it is very dangerous for us to ride at high speed, which will endanger our driving safety.
So when we find that the shock absorber is just starting to leak, we can use it reluctantly, but I don't recommend that you use the oil leaking shock absorber for a long time!
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Automobile shock absorption oil leakage, generally speaking, the shock absorber oil seal is broken, it will cause the shock absorber to work when the oil shortage, for a long time, affect the shock absorber lift, and then make the shock absorber lose its effect. Therefore, the oil seal must be changed for shock absorption and oil leakage. Prevent it from completely losing its function, affecting the comfort of the car.
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