Abrasive Fluid Jet Recycling With Adaptive Cutting Parameters
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Solution Overview
Problem
Existing abrasive waterjet cutting systems face high abrasive consumption costs due to the inefficiency in recycling methods that fail to effectively reuse abrasives with reduced size and shape, leading to a decrease in cutting power.
Innovation Solution
An abrasive fluid jet system that adjusts operating parameters such as fluid pressure, cutting speed, and abrasive flow rate to compensate for the reduced cutting power of recycled abrasive particles, combining fresh and used particles to maintain consistent cutting performance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of substance
If abrasives are recycled after use, then abrasive consumption cost is reduced, but cutting power decreases due to size reduction and shape changes
Solution Approach 1:
The system changes operating parameters (fluid pressure, cutting speed, abrasive flow rate) to compensate for the reduced cutting power of recycled abrasives. By adjusting these parameters dynamically, the system maintains effective cutting performance while utilizing recycled abrasives that have undergone size reduction and shape changes.
Solution Approach 2:
The system dynamically adjusts operating parameters based on the condition of recycled abrasives. Rather than using static parameters, the system adapts fluid pressure, cutting speed, and abrasive flow rate in real-time to compensate for abrasive degradation, thereby maintaining cutting power while recycling abrasives.
2Manufacturing precision
If operating parameters are adjusted to compensate for recycled abrasives, then cutting quality is maintained, but system complexity increases
Solution Approach 1:
The system implements feedback control by monitoring cutting performance and adjusting operating parameters accordingly. Sensors and control systems detect changes in cutting quality and automatically modify fluid pressure, cutting speed, and abrasive flow rate to maintain consistent cutting quality while using recycled abrasives.
Solution Approach 2:
The system manages complexity by systematically changing operating parameters based on predefined models or real-time feedback. Rather than adding complex mechanical components, the system uses controlled parameter adjustments to maintain cutting quality, keeping the added complexity manageable through software or automated control 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
The system effectively recycles abrasive particles by adjusting parameters to maintain cutting quality, reducing abrasive consumption and operational costs while extending the lifespan of abrasive materials.
Implementation Method 1
abrasive fluid jet systems that process workpieces
Implementation Method 2
The abrasives may erode or fracture due to the abrasive jet formation or due to impact with the workpiece
Data Source
AI summary
Disclosed herein are components, systems, and methods of operating an abrasive fluid jet system that recycles and reuses abrasive particles for multiple cycles. The systems and methods include adjusting one or more operating parameters of the abrasive fluid jet system to compensate for a reduction in cutting power of the used abrasives as the used abrasive particles are continuously discharged from the outlet of the cutting head across multiple cycles. The one or more operating parameters include fluid pressure that forms the fluid jet, a cutting speed of the cutting head, and flow rate of abrasive particles, which are changeable while continuing to operate the abrasive fluid jet system. The one or more operating parameters include an orifice size through which a fluid passes to generate the second fluid jet, a mixing tube diameter through which the second abrasive fluid jet passes, and a length of the mixing tube.


