Flexible Vehicle Tracking Control System for Sediment Management
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Solution Overview
Problem
Construction sites contribute significantly to sedimentary pollution due to the tracking of mud and debris by vehicles, which is difficult to control with traditional rock-based vehicle tracking pads that require frequent maintenance and restoration, affecting water quality and increasing project costs.
Innovation Solution
A reusable vehicle tracking control system comprising flexible tracking devices with tread deformation stages and thru slats that distribute vehicle weight, allowing for effective sediment removal without burying into the ground and minimizing disruption to vegetation, facilitating easy installation and removal.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a rock vehicle tracking pad is used to control sediment tracking, then sediment control effectiveness is improved, but the pad requires frequent maintenance and restoration
Solution Approach 1:
The patent applies the dynamics principle by making the tracking pad flexible rather than rigid. The pad is constructed from flexible materials that allow it to conform to the ground surface and recover its shape after vehicle passage, preventing permanent deformation and eliminating the need for frequent restoration. This dynamic flexibility resolves the contradiction by maintaining sediment control effectiveness while dramatically reducing maintenance requirements.
Solution Approach 2:
The patent changes the physical parameters of the tracking pad by transitioning from rigid rock material to flexible composite materials with specific properties (elongation, recovery, permeability). These parameter changes enable the pad to maintain its structural integrity and functional performance over extended periods without maintenance, resolving the contradiction between effectiveness and maintenance frequency.
2Reliability
If a deep rock pad is used to prevent vehicles from pushing material into the ground, then sediment control is improved, but the site requires extensive restoration after construction
Solution Approach 1:
The flexible nature of the pad allows it to be installed as a thin, removable layer that does not permanently alter the ground surface. After construction, the pad can be easily rolled up and removed without requiring excavation or removal of deep rock material, enabling quick restoration of vegetation and significantly reducing restoration complexity.
Solution Approach 2:
The patent employs a thin, flexible membrane structure that provides sediment control functionality without the bulk and permanence of deep rock pads. This thin-film approach allows the pad to be easily removed and reused, eliminating the need for extensive restoration work and enabling rapid site recovery for vegetation establishment.
3Reliability
If a rock vehicle tracking pad is used to control sediment, then sediment tracking is reduced, but the pad becomes covered in mud and requires refreshing
Solution Approach 1:
The flexible pad is designed to be easily removed, cleaned, and reused multiple times. After use, the pad can be lifted off the ground, cleaned of accumulated mud and sediment, and reinstalled for continued use. This recovery and reuse capability eliminates the need to constantly replace consumed rock material, resolving the contradiction between maintaining effectiveness and preventing material loss.
Solution Approach 2:
The pad's flexible construction allows it to be easily cleaned and maintained by the operator without requiring specialized equipment or extensive labor. The material can be hosed down, scraped, or otherwise cleaned to remove mud accumulation, enabling the pad to continue functioning effectively without material replacement.
4Reliability
If heavy vehicles use a rock pad, then sediment control is maintained, but the rock material is pushed into the ground and mud is forced to the surface
Solution Approach 1:
The flexible pad dynamically responds to heavy vehicle loads by temporarily deforming under the weight and then recovering its original shape afterward. This elastic deformation allows the pad to accommodate heavy vehicles without permanent structural changes, preventing rock material from being pushed into the ground and avoiding mud displacement to the surface.
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 controls sediment tracking, reduces maintenance needs, and allows for quicker vegetation recovery post-construction, as it is less destructive and easier to implement, thereby improving stormwater management and compliance with environmental regulations.
Implementation Method 1
a plurality of tread deformation stages, wherein the tread deformation stages are separated from each other by a plurality of thru slats; wherein each of the plurality of tread deformations stages comprise a base section and a pitched surface that defines a continuous cleat, the pitched surface having a peak that includes a serrated edge
Implementation Method 2
removing sedimentary particles from vehicle treads while a vehicle is driving over the VTC device, wherein removing sedimentary particles comprises deforming the vehicle treads with the serrated edge
Data Source
AI summary
A vehicle sediment tracking control device includes: a plurality of tread deformation stages, wherein the tread deformation stages are separated from each other by a plurality of thru slats; wherein each of the plurality of tread deformations stages comprise a base section and a pitched surface that defines a continuous cleat, the pitched surface having a peak that includes a serrated edge.