Bi-Directional Dredge System for Soft-Surface Traction
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Solution Overview
Problem
Conventional dredging devices are time-consuming, difficult to deploy, and limited in the environments in which they can operate, restricting their movement and efficiency.
Innovation Solution
A dredge system with a float, drive device, and bi-directional suction intake, featuring movable drive wheel extensions, individually powered drive wheels, and a control arm for vertical positioning, enabling efficient dredging in both forward and rearward directions, with GPS for precise tracking and traction on soft surfaces.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of time
If conventional dredging devices are used, then they can operate in traditional environments, but they are time-consuming and difficult to deploy
Solution Approach 1:
The dredge system is divided into separable components including a float, drive device with drive wheels, suction intake, and control arm. This segmentation allows the components to be deployed independently and assembled in the field, significantly reducing deployment time and complexity compared to conventional integrated dredging devices.
Solution Approach 2:
The control arm is configured to extend vertically from the drive device and can be adjusted to maintain the float in a position directly above the drive device. This dynamic positioning capability allows the system to adapt to varying bottom conditions and maintain optimal dredging geometry, improving both deployment ease and operational efficiency.
2Adaptability or versatility
If conventional dredging systems are used, then they can perform basic dredging functions, but they are restricted in movement and limited in operating environments
Solution Approach 1:
The drive device with bi-directional suction intake can operate in both forward and rearward directions, allowing the dredge to work in diverse environments including confined spaces and varying bottom conditions. The movable drive wheel extensions provide additional traction for soft or loose surfaces, expanding the range of operating environments without significantly increasing system complexity.
Solution Approach 2:
The movable drive wheel extensions are configured to provide traction before the dredge begins operation on soft or loose surfaces. This preliminary action of extending the drive wheel extensions ensures adequate traction is established before dredging commences, allowing operation in environments that would be inaccessible to conventional dredges without requiring complex auxiliary systems.
3Productivity
If conventional dredges operate in single direction, then the structure is simpler, but dredging efficiency is reduced
Solution Approach 1:
The suction intake is configured to be bi-directional, allowing the dredge to efficiently collect material whether moving forward or in reverse. This dynamic capability doubles the productive time of the dredge since both forward and reverse movements contribute to material collection, significantly improving dredging efficiency without requiring two separate dredging systems.
Solution Approach 2:
The bi-directional suction intake with control arm maintains continuous material flow to the float regardless of the direction of travel. This eliminates idle time when changing directions and ensures the suction system is continuously productive, maximizing dredging efficiency without substantially increasing structural complexity compared to single-direction systems.
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
Enhances dredging efficiency and ease of deployment by allowing bi-directional operation, precise tracking, and improved traction, resulting in more effective material collection without the need for repositioning.
Implementation Method 1
a float configured to maintain a position directly above the drive device
Implementation Method 2
the drive wheel configured to move the suction intake
Implementation Method 3
a drive device including a drive wheel and a suction intake
Implementation Method 4
a pump in communication with the outlet of the float and configured to pump a fluid or slurry
Data Source
AI summary
A dredge system includes a float having an inlet and an outlet, a drive device including a drive wheel and a suction intake, and a control arm connected to the inlet of the float and an outlet of the suction intake, the control arm configured to extend vertically from the drive device, the float configured to maintain a position directly above the drive device and the drive wheel configured to move the suction intake.