Brake Particle Filtration Tray for Filter Unclogging
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Solution Overview
Problem
Friction braking systems face issues with filter clogging due to particle accumulation, leading to increased pressure drop and necessitating frequent maintenance and replacement, which is costly and inefficient.
Innovation Solution
A filtration system with a surface filter and a storage container that collects detached particles, combined with an unclogging device such as a vibrator or airflow generator, to maintain optimal filtration efficiency and extend the filter's service life.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Quantity of substance
If a filter is used to collect particles throughout its entire volume, then the particle storage capacity is increased, but the pressure drop increases and the filter clogs faster
Solution Approach 1:
The filter is segmented into two functional zones: an outer surface layer for particle collection and an inner core structure for structural support and particle storage. This segmentation allows particles to be collected primarily on the surface, preventing deep penetration and clogging of the entire filter volume, thus extending service life while maintaining storage capacity
Solution Approach 2:
The invention transitions from volumetric particle collection (3D throughout filter thickness) to surface-based particle collection (2D on outer layer), changing the dimension of particle accumulation. This dimensional shift reduces the burden on the entire filter volume and prevents rapid pressure drop increase
2Ease of operation
If a surface filter is used to facilitate dust removal, then the unclogging operation is simplified, but the particle retention capacity is reduced
Solution Approach 1:
The filter is designed with a surface-layer architecture from the beginning, pre-positioning particle collection capacity on the outer surface where unclogging is most effective. This preliminary structural arrangement ensures that particles are captured where they can be most easily removed, maintaining both operational ease and retention capacity
Solution Approach 2:
The design enables efficient discarding of captured particles from the surface layer through regular unclogging operations, while the underlying filter structure remains intact and ready for continued particle capture, effectively recovering the filter's full particle retention capacity
3Productivity
If the filter operates continuously without maintenance, then the system productivity is maintained, but the filter clogs and requires replacement
Solution Approach 1:
The system implements periodic unclogging cycles where the filter is automatically or manually cleared at scheduled intervals. This periodic maintenance action removes accumulated particles from the surface layer, restoring filtration performance and allowing continuous system operation without full filter replacement
Solution Approach 2:
The filter design enables self-cleaning capabilities through mechanisms such as pressure differential reversal or vibration, allowing the filter to remove its own accumulated particles without requiring complete disassembly or replacement, thus maintaining productivity while preserving reliability
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The system effectively prevents particle release into the atmosphere, facilitates regular unclogging, and extends the filter's service life by regularly removing particles from the filter, reducing maintenance needs and costs.
Implementation Method 1
this unclogging device is a vibrator which is able to cause the filter to vibrate
Implementation Method 2
this unclogging device comprises a generator of an airflow that passes through the filter
Implementation Method 3
a vacuum source which is connected by a pneumatic circuit to the friction braking system
Data Source
AI summary
Disclosed is a system for capturing braking particles from a friction braking system, which includes a vacuum source, a pneumatic circuit which connects the friction braking system to the vacuum source, and a particle filtration system located on the pneumatic circuit and including a support and a filter which is mounted on the support and which, during operation, becomes clogged with particles, preferentially on the surface. The capture system further includes a storage container which is able to receive particles that become detached from the filter.