2007年12月16日星期日

Gear up with VW Mufflers to remove all the unwanted noise

Sound is an inevitable end product of your car engine. Sound is a pressure wave formed from pulses of alternating high and low air pressure. In an engine, pulses are created when an exhaust valve opens and a burst of high-pressure gas suddenly enters the exhaust system. The molecules in this gas collide with the lower-pressure molecules in the pipe, causing them to stack up on each other. They in turn stack up on the molecules a little further down the pipe, leaving an area of low pressure behind. In this way, the sound wave makes its way down the pipe much faster than the actual gases do. So, after getting a little scientific dose of the sound, make sure that the sound the engine makes is muffled, which gives off a nice humming sound. Because if it emits an irritating effect, then that is a different story. The solution for that is a muffler. The VW Muffler eradicates any unwanted noise that the car creates. Inside a VW muffler, there is a deceptively simple set of tubes with some holes in them. These tubes and chambers are actually as finely tuned as a musical instrument. They are designed to reflect the sound waves produced by the engine in such a way that they partially cancel themselves out. Located inside the muffler is a set of tubes. These tubes are designed to create reflected waves that interfere with each other or cancel each other out. The exhaust gases and the sound waves enter through the center tube. They bounce off the back wall of the muffler and are reflected through a hole into the main body of the muffler. They pass through a set of holes into another chamber, where they turn and go out the last pipe and leave the muffler. One important characteristic of the VW muffler is how much backpressure they produce. Because of all of the turns and holes the exhaust has to go through, the VW muffler can produce a fairly high backpressure. The exhaust from a NASCAR race car has no mufflers because reducing backpressure is the name of the game. There are other type of mufflers that can reduce backpressure. These mufflers has the exhaust go straight through a pipe that is perforated with holes. Surrounding this pipe is a layer of glass insulation that absorbs some of the pressure pulses. But while these mufflers produce less restriction, they do not reduce the sound level as much as the conventional VW mufflers. Thanks to the VW mufflers, all there is to do is just step on the gas pedal and then listen to the sweet sound of the car engine. VW parts are highly reliable with its nearly 80 years of car ingenuity and unparalleled performance. Its quality car parts have gained a wide clientle catering to countries all over the world. This German genius is also the maker of iconic cars such as the Beetle, the New Beetle, the Rabbit, and the Combi.