April 24, 2009

How to decide good motor vehicle racket Materials

Xiao Lu just bought private cars, have not pleased the past few days, troubles come, and enjoy quiet, he can not stand the traffic is a result of “shock, engine running, the wind and noise generated by vehicles friction”, but under the He entered the car decoration line, think through the installation of insulation to remove “the pain in my heart.”

A car’s designer embellished Xiao advised reporters traveling in the vehicle, the driver’s alertness is very distilled, if the vehicle racket at this time greater, it will act on his condition, a long time the head produced by fatigue without difficulty, it is because of this, and now the putting in of insulation to the motor vehicle more and more population take this kind of work the boulevards of the changed warehouses are more and more.

Xiao said that as asserted by distinct causes of disturbance, vehicle disturbance can be split up into numerous categories: vehicle components in the interior structure of the body producing from disturbance, vehicle and automotive friction stroke of breeze, exhaust and street exterior friction disturbance and vehicle motors have the motor running and the disturbance initiated by external ecological noise.

The interior structure of constituents for the automotive disturbance, through the setting up of steel plates on the body damping material, in order that the entire body more robust, therefore decreasing the body’s resonance frequency, so as to accomplish the reason of disturbance reduction. The other disturbance is developed mostly by sound-absorbing sound-absorbing material and closing the doorway to solve. Acoustic value of some goods can competently soak up sound power and utilisation, the doorway close glue can competently alleviate the vibration initiated by the body edge of the doorway close and doorway border steel for demonstration gap difficulty of displacement in alignment to competently decrease air disturbance in the car. The setting up of insulation interior the well, can substantially enhance the car’s calm and comfort. However, vigilance is essential, establishing insulation should not change the structure of the body.

Xiao said that the installation of insulation materials to the car, the price difference on a large, common at around 1,000 yuan, 5,000 yuan at the high-end around. A lot of money in order to chase profits, some decoration stores will be confused as real ones wantonly deceive consumers, such as some owners claim that they are selling brand-name products, in fact, are ordinary materials, the brand-name tag affixed.

Some stores are furthermore apparently the effect of disturbance in general and even the components are not good, he said, not what the voices are high-quality components can be divided, in alignment to deal with for example motors and consume pipes have a low-frequency disturbance, it should be the use of lead steel with acoustic foam aluminum or composite components of polyester PU and steel plate from the disturbance composite components, and some of the shop in alignment to decrease charges is to use sheep sensed, sheep bed wrappings on the high-frequency disturbance should have the effect of disturbance, but no use on low-frequency noise. Weeding the face of the market, buyers should be giving close, very careful assortment of adorning lines, and search recommendations from numerous professionals, so as to bypass deception.

Xiao said that the setting up of insulation components to the vehicle should furthermore pay vigilance to security, for example to close the body, it is essential to grab the scale, both to double-check a good close body, but furthermore to sustain a balance in order that air force interior the vehicle, if the close initiated by unwarranted hypoxia vehicle, against the identical high.

In general, the use of high-quality insulation components, the setting up of expertise and reasonable, and could be the vehicle to decrease disturbance an mean of about 10 db, as somebody said, the vehicle disturbance can be decreased by 30个decibels, it is not credible.

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April 6, 2009

How to decide good motor vehicle racket Materials

Xiao Lu just bought private cars, have not pleased the past few days, troubles come, and enjoy quiet, he can not stand the traffic is a result of “shock, engine running, the wind and noise generated by vehicles friction”, but under the He entered the car decoration line, think through the installation of insulation to remove “the pain in my heart.”

A car’s designer adorned Xiao notified reporters traveling in the vehicle, the driver’s vigilance is very concentrated, if the vehicle disturbance at this time bigger, it will sway his feeling, a long time the mind initiated by fatigue effortlessly, it is because of this, and now the setting up of insulation to the vehicle more and more persons take this kind of work the roads of the altered shops are more and more.

Xiao said that according to different sources of noise, car noise can be divided into many categories: car parts in the internal structure of the body resulting from noise, vehicle and automotive friction stroke of wind, tire and road surface friction noise and car engines have the engine running and the noise caused by external environmental noise.

The inside structure of elements for the automotive racket, through the putting in of metallic plates on the body damping material, in order that the total body more robust, hence lessening the body’s resonance frequency, so as to realise the intent of racket reduction. The other racket is engendered chiefly by sound-absorbing sound-absorbing material and fastening the entrance to solve. Acoustic worth of some yield can effectually imbibe sound vitality and use, the entrance fasten glue can effectually alleviate the vibration produced by the body boundary of the entrance fasten and entrance perimeter metallic for instance gap obstacle of displacement in rank to effectually lessen air racket in the car. The putting in of insulation indoors the well, can highly enhance the car’s silent and comfort. However, alertness is needed, fitting insulation should not change the structure of the body.

Xiao said that the installation of insulation materials to the car, the price difference on a large, common at around 1,000 yuan, 5,000 yuan at the high-end around. A lot of money in order to chase profits, some decoration stores will be confused as real ones wantonly deceive consumers, such as some owners claim that they are selling brand-name products, in fact, are ordinary materials, the brand-name tag affixed.

Some shops are also clearly the effect of noise in general and even the materials are not good, he said, not what the voices are high-quality materials can be separated, in order to deal with such as engines and exhaust pipes have a low-frequency noise, it should be the use of lead metal with acoustic foam aluminum or composite materials of polyester PU and metal plate from the noise composite materials, and some of the shop in order to reduce costs is to use sheep felt, sheep blankets on the high-frequency noise must have the effect of noise, but no use on low-frequency noise. Weeding the face of the market, consumers must be paying close, careful selection of decorative lines, and seek advice from many experts, so as to avoid deception.

Xiao said that the putting in of insulation elements to the motor vehicle should in addition pay alertness to security, for instance to fasten the body, it is needed to seize the scale, both to assure a good fasten body, but in addition to uphold a balance in order that air insist indoors the vehicle, if the fasten produced by extreme hypoxia motor vehicle, against the matching high.

In general, the use of high-quality insulation elements, the putting in of technical knowledge and sensible, and could be the motor vehicle to lessen racket an midpoint of about 10 db, as a person said, the motor vehicle racket can be lessened by 30个decibels, it is not credible.

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