Aquarium Filtration System with Low-Current Reservoir Design
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Solution Overview
Problem
Conventional aquarium filtration systems face challenges in balancing water filtration and circulation, often disrupting the desired fluid-dynamic characteristics needed for certain aquatic species, such as betta fish, which thrive in low-current environments.
Innovation Solution
A filtration system comprising a tank with a filter base, filter housing, pump, and reservoir, where the pump draws water through inlets, filters it across a cartridge, and then pumps it back into the tank through an elongated tube and reservoir, maintaining a constant flow rate that does not disturb aquatic life, typically around twenty gallons per hour.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional aquarium filtration systems are used to provide water filtration and circulation, then water quality is improved, but disruptive hydrodynamic currents are created that harm aquatic life
Solution Approach 1:
The filtration system is divided into separate functional components: a filter base with inlets positioned at the bottom, a filter housing containing the cartridge, and a reservoir for water return. This segmentation allows each component to perform its function without creating disruptive currents in the main aquarium environment.
Solution Approach 2:
An elongated tube serves as an intermediary conduit, transporting filtered water from the filter housing to the reservoir and then back to the aquarium. This intermediary pathway enables water circulation while preventing the creation of harmful hydrodynamic currents in the aquatic environment.
2Productivity
If strong water circulation is provided for filtration efficiency, then water filtration performance is improved, but the fluid-dynamic characteristics required by certain aquatic species are disrupted
Solution Approach 1:
The system provides strong water circulation locally within the filtration components (filter base, filter housing, reservoir) where high flow rates are needed for effective filtration, while maintaining gentle, stable fluid-dynamic characteristics in the main aquarium environment where aquatic species require calm conditions.
Solution Approach 2:
The filtration system operates in a separate spatial dimension (within the filter base and housing structure) from the main aquarium environment. This dimensional separation allows intensive water processing without disrupting the peaceful fluid dynamics that aquatic species require in their living space.
3Device complexity
If a compact filtration system is used to save space, then device complexity is reduced, but effective water circulation and filtration are compromised
Solution Approach 1:
The filter housing is positioned within or adjacent to the filter base, and the reservoir is integrated into the filtration assembly. This nested arrangement consolidates multiple filtration components into a compact unit that maintains effective water circulation and filtration capabilities while occupying minimal aquarium space.
Solution Approach 2:
The filtration system combines multiple functions (water intake through inlets, filtration through cartridge, water storage in reservoir, and water return to aquarium) into a single integrated assembly. This merging of functions achieves both space efficiency and effective water circulation without requiring separate systems for each function.
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 provides effective water circulation and filtration without creating disruptive hydrodynamic currents, creating a healthy environment for fish like betta fish by maintaining a stable and gentle water flow.
Implementation Method 1
a pump disposed within the second chamber of the filter housing, and including an input in fluid communication with the second chamber, and an output connected to a proximal end of an elongated tube
Implementation Method 2
a filter cartridge is disposed within the filter housing and separating a first chamber of the filter housing from a second chamber of the filter housing
Data Source
AI summary
The disclosed embodiments include an aquarium having a low-current filtration system. In one aspect, an apparatus includes a tank having a closed end and an open end, a base that receives and supports the closed end, and a lid removably positioned over the open end. The apparatus also includes a filter base disposed onto an interior surface of the closed end, and a filler housing that engages a housing support structure disposed onto the filter bass. The filter housing includes a filter cartridge separating a first chamber from a second chamber, a pump disposed within the second chamber, and a reservoir disposed within the second chamber at a distal end of the filter housing. The reservoir includes an outlet structure having multiple discharge locations, and is connected to the pump across an elongated tube.