Condenser Assembly for Liquid Removal from Suspensions
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Solution Overview
Problem
Current methods for removing liquid from suspensions, such as industrial suspension ponds and thermal drying technologies, face inefficiencies, high costs, and environmental concerns due to reliance on thermal energy and large infrastructure, with limited scalability and portability.
Innovation Solution
A condenser assembly integrated with a conveyor system using compressed and heated air with a vacuum to create a pressure differential for efficient liquid removal, followed by a recirculating air stream through a condenser for moisture extraction, allowing for flexible throughput and reduced energy consumption.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If thermal energy is used to remove water from suspensions (drum dryers, belt dryers), then water removal efficiency is improved, but operating costs and energy consumption significantly increase
Solution Approach 1:
The patent utilizes phase transition of water from liquid to vapor through evaporation, driven by heated air flow rather than direct thermal contact. The heated air provides energy for water to transition from liquid phase in the suspension to vapor phase, which is then removed from the system, achieving water removal without requiring the suspension to be in direct contact with high-temperature surfaces.
Solution Approach 2:
The invention employs pneumatic principles by using heated air flow as the primary mechanism for water removal. Compressed or pressurized heated air is forced through the suspension material, utilizing gas flow dynamics to extract moisture. This pneumatic approach replaces traditional thermal conduction methods with convective heat and mass transfer through gas flow.
2Productivity
If large infrastructure is used for liquid removal (holding ponds, large belt dryers), then processing capacity is improved, but device complexity and capital costs increase
Solution Approach 1:
The system processes suspension in discrete segments or batches as they move through the drying chamber, allowing for modular scaling. Rather than requiring a continuously large infrastructure, the processing capacity can be increased by adding more processing zones or extending the conveyor length, enabling flexible scaling without proportionally increasing overall system complexity.
Solution Approach 2:
The invention employs a dynamic conveyor system that can adjust the residence time of material in the drying zone by varying conveyor speed. This dynamic control allows the system to optimize processing capacity without requiring fixed, oversized infrastructure, as the same physical system can handle varying throughput requirements through operational parameter adjustment.
3Productivity
If high temperatures are used for drying suspensions, then water removal rate is improved, but energy costs and risk of material degradation increase
Solution Approach 1:
The system maintains continuous flow of heated air through the suspension material, ensuring constant heat and mass transfer. This continuous action allows for lower temperatures to be used effectively, as the prolonged exposure time of moving material through the heated air stream compensates for the reduced temperature differential, maintaining water removal rate without requiring high temperatures.
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 approach achieves high dry solid percentage yields with reduced energy costs and environmental impact, enabling efficient and cost-effective liquid removal from suspensions while minimizing the need for large infrastructure.
Implementation Method 1
In the condenser, the air reaches full saturation, and the liquid component (such as water) is drawn from the air as it cools
Implementation Method 2
The apparatus further includes a vacuum source that delivers a vacuum to each of the drying chambers
Implementation Method 3
In each of the drying chambers, compressed and heated air is injected and applied in conjunction with a vacuum
Data Source
AI summary
A condenser assembly comprises: a main cabinet; one or more filters mounted to a filter frame that is moveable between a first (operating) position within the main cabinet and a second (maintenance) position substantially outside of the main cabinet; and a condenser box that is moveable between a first (operating) position within the main cabinet and a second (maintenance) position substantially outside of the main cabinet. In some applications, the condenser assembly is part of an apparatus for removing liquid from a suspension.