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Process for the purification of compressed air and cartridge therefore

A technology for compressed air and filter cartridges, which is applied in the methods of reacting gas medium with gas medium, chemical instruments and methods, separation methods, etc., can solve the problems of fiber mesh filter pollution and reduced filtration effect, etc.

Inactive Publication Date: 2006-12-20
HALDEX BRAKE PROD AB
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The problem with it is that the fiber mesh filter becomes soiled over time, which causes a reduction in filtration and requires replacement of the filter

Method used

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  • Process for the purification of compressed air and cartridge therefore
  • Process for the purification of compressed air and cartridge therefore
  • Process for the purification of compressed air and cartridge therefore

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0026] figure 1 A filter cartridge 1 is shown, which is engaged as an exchangeable part with a not shown base part. The filter cartridge 1 has a housing 2 composed of several parts. The housing 2 has an outer shell consisting of sheet metal parts 3 , 4 connected by rolling, in which a connecting cover 5 of a screw connection 6 is arranged. A stepped inner wall 7 is arranged in the housing 2 . In the lower region, the end wall 8 with a perforation 9 surrounds the connection cover 5 . The end wall 8 carries a seal 10 which rests against the base part when the filter cartridge 1 is screwed on via the screw connection 6 . The perforations 9 on the connection cover 5 are arranged distributed on the circumference. The screw connection 6 surrounds a perforation 11 . The filter cartridge 1 is substantially rotationally symmetrical with respect to the center axis 12 . Compressed air to be cleaned from a compressor (not shown) flows in according to arrow 13 through the perforatio...

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PUM

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Abstract

Process for the purification of compressed air from the compressed air producing systems of a motor vehicle, and cartridge of an air dryer serves for cleaning compressed air to be used in compressed air supply systems of motor vehicles. The cartridge includes a housing, a pre-filter, a deposit chamber, a coalescing filter, a bypass conduit and a check valve. The deposit chamber is located downstream of the pre-filter. The deposit chamber is filled with a treating substance. The coalescing filter is arranged between the pre-filter and the deposit chamber. The bypass conduit is designed and arranged to bypass the coalescing filter and not to bypass the pre-filter. The check valve is arranged in the bypass conduit in a way that it opens during regeneration of the cartridge.

Description

technical field [0001] The invention relates to a method for cleaning compressed air in a compressed air supply system of a motor vehicle, having the steps stated in the preamble of claim 1 . The invention also relates to an exchangeable filter cartridge for purifying compressed air in a compressed air supply system of a motor vehicle, having the features stated in the preamble of claim 6 . Background technique [0002] It is known that compressed air is required in motor vehicles, in particular commercial vehicles, for the control and operation of various plant components, in particular valves, brake cylinders and the like. This compressed air is provided by a compressor, which sucks in the outside air and compresses it to the corresponding pressure level, so that the compressed compressed air is distributed to the different pipes and containers of each circuit and stored there. It is known in this way to provide two foot brake circuits as the most important circuits. The...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B01D46/00
CPCB01D53/266Y10S55/17B60T17/004B01D53/0415B01D53/261
Inventor 西格弗里德·黑尔
Owner HALDEX BRAKE PROD AB
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