Analysis of automobile safety technical problems

Today's car safety issues can no longer be "sit back and relax" as before with the addition of a bumper. The safety technology that predicts the situation before the danger comes is increasingly used in today's cars. Because of this, there were more industry standards among global auto makers in 2010, and today the editor recommends to you the six “tide” car safety technologies of 2010.

Tire pressure monitoring

Reject high-speed tires

The condition of the tires directly affects the safety of the car. The lighter one will cause a flat tire, and the more serious one will cause the vehicle to run out of control, causing a major traffic accident. A tire pressure warning system is quite important. At present, some models of BMW have provided equipment for monitoring and early warning system of tire pressure. Sensors are loaded on the wheels. Once there is a problem with the tire pressure, it can remind you and give a sound warning. The corresponding safety indicator will also appear on the dashboard.

Smart cruise

Automatic refueling brake

Future cruise control systems are not limited to maintaining a constant speed. Due to the use of sensors and radar, the cruise control system can adjust the throttle and brake to prevent the vehicle in front of you from approaching and maintain a safe distance. If there is a speed change or a dangerous situation of a few centimeters will occur, the system detects potential Collisions usually brake quickly and lock the seat belt. Once the safety hazards are eliminated, it will send a command to let your car return to the original cruising speed, and during this period is not controlled by humans, of course, you can also manually control the brake system. At present, Mercedes-Benz and Maybach (Gallery Forum) systems have already tried in this regard.

Blind spot detection

Driver's "sixth sense"

The purpose of this technology is to remind you to control blind spots while driving. The visual "blind spots" caused by the design of A-pillars and B-pillars can easily cause traffic accidents. If the owner can "see the six roads" while driving, it can effectively reduce the traffic accident rate. For example, GM demonstrated a batch of cars with a "sixth sense" last year. Equipped with simple antennas, computer chips and global positioning system technology and other vehicle communication equipment, the car can perceive the location of other vehicles within 400 meters. Usually its reaction will be that when you are driving, if you detect the direction, it may flash in front of your eyes through the signal light, or the seat and steering wheel will send an alarm through vibration. This is a short-distance detection technology.

Electronic stability

Control human body collision posture

The electronic stability program ESP is an active safety system that can identify the unsteady driving state of the car at an early stage and make automatic corrections. When the car is driving on the road, such a system anticipates that the vehicle body deviates, and can monitor the human posture, head, and eyes. Through the reasonable seat and headrest design, it can alleviate the instant impact of the car on the occupant's head during a collision. At the same time, the system sends out instructions to slow down the car, so that the car enters a stable state, just in case.

Rollover protection

Stabilize the car before rollover

If the system detects a potential transition in the car's cornering (for example, if you turn too fast or turn suddenly in a corner), the system will control the brakes and throttle, making adjustments based on the situation to help you control the car. DaimlerChrysler called it an electronic rollover system, and Ford named it an anti-rollover stabilization system. Volvo also has its own roll protection system. The rate of casualties caused by the car rollover is very high, so the existence of the car rollover protection system is critical, especially important for SUVs and convertibles. For example, the Volvo C70 convertible has developed a side roll protection system to ensure the safety of the occupants.

Smart airbag

Avoid pop injury

Since each person's physical signs are different, the manufacture of airbags that can be changed at any time according to the current situation has become the mainstream in the future, with low risk in the form of passive compensation, so that important positions of drivers and passengers are not injured. Smart airbag technology can sense the use of human bodies and seat belts of different sizes and weights. When the seat position is abnormal or there is a problem with the child's seat, the smart airbag will pop up. With the development of technology, airbags have also become more and more "smart". For example, some high-end models of Mercedes-Benz are equipped with staged airbags, which are staged according to the impact strength to prevent passengers from being affected by the excessive force hurt.

Metal film resistors

Metal Film resistor is Film resistor (Film Resistors) of a kind.It is the high temperature vacuum coating technology will be closely attached to the porcelain nickel chromium alloy or similar bar surface skin membrane, after debugging cutting resistance, in order to achieve the final requirements precision resistance, then add appropriate joint cutting, and on its surface coated with epoxy resin sealing protection.As it is a lead resistance, it is convenient for manual installation and maintenance, and is used in most household appliances, communications, instruments and instruments.

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