Modular Spiral Separator Trough Segments for Multi-Start Configurations
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Solution Overview
Problem
Conventional spiral separators face manufacturing and assembly difficulties, limiting the number of starts to four due to structural and positional challenges, which restricts feed capacity and separation efficiency.
Innovation Solution
The design and assembly of modular spiral separator components, including trough segments that can be easily connected to form multiple spiral troughs, allowing for customizable pitch, profile, and angle adjustments, enabling the creation of multi-start spirals with increased feed capacity and separation efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If conventional spiral separators are used with limited starts (maximum four), then manufacturing and assembly are manageable, but feed capacity and separation efficiency are restricted
Solution Approach 1:
The spiral separator is divided into modular trough segments that can be independently manufactured and then assembled in various configurations. Each segment contains a portion of the helical trough and can be connected to form complete spiral assemblies with any number of starts, eliminating the conventional limit of four starts and enabling scalable feed capacity without proportionally increasing overall system complexity.
Solution Approach 2:
The invention transitions from conventional single-plane spiral assemblies to multi-level stacked configurations. By arranging modular segments vertically across multiple levels, the system achieves increased feed capacity through three-dimensional spatial utilization rather than simply increasing the number of starts in a single plane, thereby improving productivity without linearly increasing device complexity.
2Productivity
If more starts are added to increase feed capacity, then separation efficiency improves, but manufacturing and assembly difficulties increase
Solution Approach 1:
The trough is segmented into standardized modules that can be manufactured using consistent processes and then assembled through standardized connection mechanisms. This segmentation allows for increased number of starts while maintaining ease of manufacture, as each module is produced using the same methods regardless of the final configuration.
Solution Approach 2:
The modular design enables dynamic reconfiguration of the spiral separator to match specific application requirements. Modules can be added, removed, or rearranged to create different numbers of starts and feed capacities, allowing the system to adapt to varying separation efficiency needs without requiring complex custom manufacturing for each configuration.
3Productivity
If modular trough segments are used to create multi-start spirals, then feed capacity increases, but structural support and positional referencing become more complex
Solution Approach 1:
The centre column is designed as a universal structural element that serves multiple functions: providing support for all trough segments, establishing positional reference for modular assembly, and enabling various configurations of multi-start spirals. This multi-functional design allows increased feed capacity through additional starts without proportionally increasing structural support complexity, as the same centre column design accommodates different numbers of starts.
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
This modular approach simplifies the manufacturing and assembly of spiral separators, reduces operational and capital costs, and allows for customizable designs to enhance separation efficiency, enabling the use of more starts without increasing plant height or complexity.
Implementation Method 1
As the slurry flows down a spiral trough, it is subjected to centrifugal and gravitational forces. The heavier minerals (high-density particles) accumulate toward the inner part of the trough and the lighter minerals (low-density particles) tend toward the outer part of the trough.
Implementation Method 2
As the slurry flows down a spiral trough, it is subjected to centrifugal and gravitational forces. The heavier minerals (high-density particles) accumulate toward the inner part of the trough and the lighter minerals (low-density particles) tend toward the outer part of the trough.
Data Source
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AI summary
The invention provides a spiral separator module 3.010 including at least one trough segment 4.012 having an up stream edge and a downstream edge, each trough segment 4.012 being adapted to interface with at least one other corresponding trough segment 4.012 of a second spiral separator module to form a continuous section of a spiral trough.