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Engine work is the main noise source, and many trim covers or cabin covers have sound-absorbing cotton under them. Don't underestimate this sound-absorbing surface, the cost is low, the noise is obvious, through the absorption and reflection of the cover and the sound-absorbing surface to achieve the purpose of noise insulation, improve driving comfort. The engine cover is evident in the engine's anti-dust and electrostatic effect.
Engine dust comes from the ground, but when a cover is added, conspicuous dust is blocked by the cover. The engine compartment itself is very complex, with various wiring, water pipes, oil pipes and other parts, and the biggest purpose of the lid is to improve the visual experience and give people a neat and tidy feeling.
Many car owners are concerned that the hood will affect the cooling of the engine. In fact, the originally installed bonnet on the car had no effect on the cooling of the engine. With the improvement of consumers' aesthetic level, most automobile companies set up engine covers on cars in order to meet the needs of consumers, so as to make the engine compartment of the car look more tidy, so as to meet the aesthetic needs of consumers.
The engine is the main source of noise for the vehicle. Engine noise has been reduced by a few points. I don't know how many engineers have to use several solutions.
I don't know if I should replace a few protocols with a few tests day and night. The manpower, material and financial resources invested cannot be calculated, and many decorative covers have sound-absorbing cotton underneath. This is a means of reducing noise.
Don't underestimate this sound-absorbing cotton. The effect is limited, but it is much lower than the cost of reducing engine noise. There are decorative covers to reduce engine noise.
It also has some parts that are not well laid out or cover up holes, as well as complex wiring parts, and the cover looks even more confusing. In addition to aesthetics, the cabin cover actually plays a practical role in stopping rain, allowing car wash water to flow into the cabin, causing a short circuit in the battery. Everyone knows that car batteries are on airplanes.
In case of water, it is very likely to cause a short circuit, which can lead to vehicle failure or disaster, and the safety problem should not be underestimated. The engine compartment cover protects all circuits and components well, prevents rain from entering, and ensures the safety of the battery. In fact, the engine warehouses of domestic cars do not all have lids, and the engine warehouses of joint venture cars and imported cars do not have lids.
The main function of the lid is to be beautiful, dustproof, and soundproof. But having a cover or not doesn't make much difference to the engine, so you don't have to think about whether the engine depot has a lid or not.
Whether or not the engine warehouse is equipped with a lid is related to the layout of the engine compartment, production costs, and design philosophy, which can be said to be "a lot related", so it is not necessary to consider whether the engine warehouse has a lid or not. And, to be honest, the engine compartment cover is not the first creation of a domestic car. This was already the case for some joint ventures or imported cars a few years ago.
The biggest purpose of installing a cover in the engine warehouse of a domestically produced car is to improve the visual perception and create a "sense of luxury" and quality. Of course, it can already give people a sense of satisfaction. However, the cover should be removed during repairs.
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It can protect the engine from wind and sun, and at the same time, it can also achieve an aesthetic effect, and can also reduce noise and vibration. In the event of a car accident, it can reduce some of the impact and protect people's lives. It cannot be dismantled, and if it is removed, the engine will be damaged, and the driving experience will be reduced.
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In addition to simple decoration, the cover plate of the general automobile engine can also avoid natural invasion such as rain and snow, protect the engine parts from working in good condition, and prevent debris from falling and affecting the normal operation of the engine. In addition, good gas diversion during vehicle operation reduces wind resistance, saves fuel and increases speed. In principle, in addition to special needs, the significance of the engine cover plate is very important, arbitrary removal of the engine cover, not only to the normal operation of the engine to bring hidden dangers, but also to accelerate the engine parts Xun injury, rain and snow and other erosion parts of the failure rate of frequent occurrence, seriously affect the normal operation of the engine.
It affects the appearance, increases the running resistance, consumes too much fuel noise, and shortens the service life of the accessories. Therefore, the driver should pay attention to the tightness of the engine cover and the working environment, so that the engine is in good working condition and the vehicle is running normally.
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It plays the role of spoiler, beautifies the engine compartment to a certain extent, and can also isolate the noise generated by the engine during work to improve driving comfort. Of course, it can't be dismantled.
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The engine cover plate has a very large role, which can effectively control the engine noise, and the engine appearance is cleaner, effectively isolating some dust, and it is not recommended to disassemble it in general.
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The protective shell on the car engine should be disassembled according to the specific situation. If it is the kind of plastic shell that is not fixed by screws, you can remove it as a whole by hand, first lift the back of the shell up, and the front is to pull it hard at 45° in the direction of the front of the car. If there are screws, just unscrew the screws.
If it is buckled, first pull it up from the inside, lift the inside first, remove the two live buckles that have been lifted, and then drag it diagonally upwards to the outside, and take out the two live buckles behind it to take it off.
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Yes, the engine cover is a decorative piece. You don't have to'Feign. With this, it looks good and can be dustproof.
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The engine cover cannot be removed. The hood (also known as the hood) is the most eye-catching body component and is one of the parts that car buyers often look at. The main requirements for the engine cover are heat and sound insulation, light weight and strong rigidity.
The following is the function of the engine hood: 1. Air diversion. For high-speed moving objects in the air, the air resistance and turbulence generated by the air friend mill blocking around the moving object will directly affect the movement trajectory and movement speed, and the flow direction of the air relative to the car and the obstructive force generated by the car can be effectively adjusted through the shape of the hood, so as to reduce the impact of the air flow on the car;
2. Protect the engine and surrounding pipeline accessories and other free limbs. Under the hood, there are important components of the car, including the engine, circuits, oil circuits, brake system and transmission system. Vital to the vehicle.
By improving the strength and structure of the hood, it can fully prevent adverse effects such as impact, corrosion, rain, and electrical interference, and fully protect the normal operation of the vehicle;
3. Beautiful. Vehicle exterior design is an intuitive embodiment of the value of the vehicle, and the hood, as an important part of the overall appearance, plays a vital role, pleasing to the eye, and reflects the concept of the overall car;
4. Assisted driving vision. When the driver is driving the car, the reflection of the front line of sight and natural light is very important for the driver to correctly judge the road surface and the situation ahead, and the shape of the hood can effectively adjust the direction and form of the reflected light, so as to reduce the impact of light on the driver.
Millions of car purchase subsidies.
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1. Before removing the plastic cover of the engine, the vehicle needs to be parked and turned off.
2. Open the engine compartment cover, and pay attention to the support rod to support to the maximum opening angle.
3. Then you can see a round plastic cover on the top of the engine plastic cover, here is the oil filling cap, which needs to be unscrewed and removed.
4. Then loosen the fastening screws on it and take it out.
5. In this way, you can open the plastic cover of the engine to see the internal structure and oil circuit, pipeline and line.
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It is necessary to install the engine cover, on the one hand, for the cleanliness of the engine compartment, on the other hand, to protect some wiring harnesses in the engine compartment, and at the same time to reduce the noise generated by the engine during work. When the engine cover was first invented, it was mainly to ensure the cleanliness of the engine compartment and mainly played a beautiful role.
It is necessary to install the engine hood, which is on top of the engine compartment to protect against rain and sun, heat and sound, and under the hood, to provide an additional layer of protection. The automobile engine is the device that provides power for the car, is the heart of the car, and determines the power, economy, stability and environmental protection of the car. According to different power**, automobile engines can be divided into diesel engines, gasoline engines, electric vehicle motors, and hybrids.
It is necessary to install the engine cover, and the role of the engine cover is:
1. The main function of the engine cover is to protect the engine, the engine working environment is generally harsh, and the protective cover can protect the engine from being damaged to a certain extent;
2. Some advanced engines have a layer of sound insulation sponge on the inner wall of the engine compartment, and there are rubber strips at the opening, which can effectively reduce engine noise;
Photo by Pacific Automobile Network Q&A).
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It is necessary to install the engine cover, on the one hand, for the cleanliness of the engine compartment, on the other hand, to protect some wiring harnesses in the engine compartment, and at the same time to reduce the noise generated by the engine during work.
Nowadays, many car manufacturers have added engine cover plates to the engines for their models, and the engine cover plates were mainly used to ensure the cleanliness of the engine compartment when they were first invented, mainly to play a role in aesthetics.
In fact, the engine cover has many benefits, the engine will produce noise in the process of working in the shirt, through the engine cover can reduce the noise generated by the engine in the working process, it is worth mentioning that the installation of the engine cover can also improve the grade of the car at the same time, to meet the requirements of consumers for the quality of the car.
Many car owners are worried that the dust will be dispersed after the engine cover plate will affect the heat dissipation of the engine, in fact, the installation of the engine cover plate will not affect the engine heat dissipation.
The performance of the engine is not directly related to the installation of the engine cover, but with the improvement of people's aesthetic level, most car manufacturers in order to meet the needs of consumers for the car, in order to meet the needs of consumers, the engine compartment of the car is installed on the cover plate, so that the engine compartment of the car looks more tidy.
It can be used to greatly replenish vitality, improve body resistance, and dialectically accurate, so don't stick to modern terms.
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