Pulverizer Mill Housing With Tangential Air Intake for Material Evacuation
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Solution Overview
Problem
Existing pulverizer systems face challenges such as material spillage and vacuum limitations, which hinder efficient evacuation of ground material due to insufficient suction, leading to reduced throughput and quality of processed materials.
Innovation Solution
The mill housing incorporates air intake holes configured to introduce airflow tangentially into the cutting chamber, arranged in groupings or slots around the exterior surface, directing airflow away from rotating equipment to enhance material evacuation and maintain higher operating temperatures, thereby increasing throughput and quality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If traditional vacuum systems are used to evacuate ground material, then material evacuation is achieved, but suction force is insufficient leading to material spillage and reduced throughput
Solution Approach 1:
The air intake system is segmented into multiple air intake holes distributed around the periphery of the cutting chamber, with each hole providing localized suction. This segmentation allows multiple suction points to work simultaneously, increasing overall evacuation capability and preventing material spillage while maintaining high throughput
Solution Approach 2:
The air intake holes are positioned at the periphery of the cutting chamber rather than centrally, creating a distributed suction field across multiple spatial dimensions. This peripheral arrangement enhances the vacuum effect by establishing suction forces at multiple locations simultaneously, improving both material evacuation completeness and throughput
2Productivity
If air intake holes are added to improve airflow, then material evacuation is enhanced, but device complexity increases
Solution Approach 1:
The mill housing is designed with multiple air intake holes distributed around its periphery, creating a porous-like structure that allows airflow through multiple points. This approach enhances material evacuation efficiency by establishing a distributed suction field while maintaining relatively simple device complexity, as the holes are integrated into the existing housing structure without requiring additional complex components
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 improved airflow configuration results in a 26% increase in throughput, 28% improvement in material density, and faster material flow, enhancing the quality and yield of ground materials without additional energy consumption.
Implementation Method 1
one or more air intake holes configured to introduce airflow into and in a direction tangential to the cutting chamber
Implementation Method 2
The plurality of air intake holes are configured to introduce the airflow in a direction tangential to the cutting chamber
Implementation Method 3
Existing pulverizer systems typically utilize a vacuum to pull ground material from a mill upwards and into a cyclone for further downstream processing
Data Source
AI summary
A mill housing of a pulverizer system. The mill housing may include a cutting chamber, and a plurality of air intake holes configured to introduce airflow into and in a direction tangential to the cutting chamber. The plurality of air intake holes may include two or more single air intake holes, two or more single air intake slots, or one or more groupings of air intake holes, spaced evenly around an exterior surface of the mill housing. Each of the one or more groupings of air intake holes may include two or more vertically aligned air intake holes. The holes, slots, or groupings of holes may be machined into the mill housing exterior at an angle so as to allow the intake of air to enter the mill housing tangentially to the circumference of the cutting chamber, resulting in a more polished particulate having a higher density and increased flowability.