Particle Loading Assembly for Radial Flow Vessel
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Solution Overview
Problem
Radial flow vessels face challenges in loading distinct, concentric layers of particles without screens or barriers, which are costly and inefficient, and require methods to achieve uniform packing density and a clean interface between layers for processes like air separation.
Innovation Solution
A particle loading assembly and method using a sliding barrier and particle distributors with dispersal assemblies to segregate and distribute particles radially, ensuring direct contact and dense packing without screens, and utilizing probes for precise control during loading.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If screens or barriers are disposed between particle layers to segregate them during loading, then particle layer segregation is improved, but capital cost increases and operational efficiency decreases
Solution Approach 1:
The patent employs a movable partition wall that can be dynamically positioned during the loading process. The partition wall is capable of moving between different radial positions to segregate different particle types as they are loaded into the vessel, eliminating the need for fixed screens or barriers while maintaining effective layer segregation.
Solution Approach 2:
The vessel loading process is divided into sequential stages where different particle types are loaded at different times or in different zones. The movable partition wall creates temporary segregation zones during loading, allowing multiple particle layers to be formed without permanent barriers between them.
2Productivity
If particle layers are loaded simultaneously without interruption, then productivity is improved, but control of particle distribution and interface quality deteriorates
Solution Approach 1:
The system uses dynamically adjustable parameters including the position and speed of the movable partition wall, particle feed rates, and distributor configurations. These parameters can be adjusted in real-time during simultaneous loading to maintain optimal particle distribution and interface quality while continuing the filling operation without interruption.
Solution Approach 2:
The patent incorporates sensors and control systems that monitor particle levels, distribution, and interface quality during the loading process. Based on this feedback, the system automatically adjusts loading parameters and partition wall position to maintain uniform particle distribution and clean interfaces while maintaining high productivity.
3Productivity
If a clean vertical interface is formed between particle layers, then operational efficiency is improved, but loading complexity increases
Solution Approach 1:
The movable partition wall system dynamically adapts to loading conditions, adjusting its position and movement to ensure clean vertical interfaces between particle layers. The system can respond to variations in particle flow rates and material properties to maintain interface quality without requiring overly complex fixed structures.
Solution Approach 2:
The loading assembly is designed with pre-configured particle distributors and feed systems that prepare and direct particles to specific locations before they are deposited in the vessel. This preliminary organization of particle flow helps ensure clean interfaces are formed during the loading process.
Data Source
AI summary
Particle loading assembly and method for loading particles into a vessel to form a densely packed particle bed comprising an inner layer of particles and an outer layer of particles. The inner layer of particles is arranged radially and concentric with the outer layer of particles. The inner layer of particles contains at least a first type of particle of different granulometry or range of composition or both granulometry and range of composition from a second type of particles contained in the outer layer.