Residential hydronic magnetic, sediment, and air separation device with maintenance indicator
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Solution Overview
Problem
Current residential hydronic separators face issues with increased pressure drop, ineffective removal of gases and solids, and lack of visual indicators for maintenance needs, particularly for ferromagnetic particles like magnetite.
Innovation Solution
A residential hydronic separator using vertically assembled stainless steel perforated sheets with a diamond shape and a magnetic separation insert, featuring a non-magnetic sleeve and removable magnets to capture ferromagnetic particles, along with a maintenance indicator to signal when servicing is needed.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional coalescent media is used in residential separators, then gas and particle removal function is provided, but pressure drop across the unit significantly increases
Solution Approach 1:
The patent employs a porous screen media with specific pore size and distribution to achieve effective particle and gas removal while maintaining low pressure drop. The porous structure provides large surface area for coalescence without creating significant flow resistance, resolving the contradiction between removal effectiveness and energy loss.
Solution Approach 2:
The separator uses a composite design combining hydrophobic coalescent media with magnetic separation elements. This composite approach enhances removal effectiveness for both non-magnetic and ferromagnetic particles while the optimized structure maintains acceptable pressure drop characteristics.
2Reliability
If magnetic separation option is added to remove ferromagnetic particles, then removal of magnetite and ferromagnetic particles is improved, but device complexity increases and no visual maintenance indicator is provided
Solution Approach 1:
The patent combines magnetic separation functionality with the existing coalescent separator structure by integrating a magnetic element that can be positioned within the separator chamber. This merging approach adds ferromagnetic particle removal capability without requiring a completely separate system, thus limiting the increase in device complexity.
Solution Approach 2:
The patent incorporates a visual indicator mechanism that changes color or provides visual feedback to indicate when the magnetic element or coalescent media requires maintenance. This simple visual signal system addresses the maintenance monitoring need without adding complex control systems.
3Reliability
If coalescent media is used to slow fluid velocity for gas and solid separation, then gas bubbles and solids come out of solution, but pressure drop increases and maintenance monitoring is lacking
Solution Approach 1:
The separator chamber is divided into multiple zones with different flow characteristics. The coalescent media is arranged in segments or layers that progressively reduce fluid velocity, allowing gas and solids to separate at different stages. This segmented approach improves separation effectiveness while distributing the pressure drop across multiple zones rather than creating a single high-resistance point.
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
Improves pressure drop characteristics, enhances solid and gas removal efficiency, and provides a visual indicator for maintenance, ensuring effective system operation and reduced maintenance intervals.
Implementation Method 1
through their natural buoyancy, float to the top of the main separator chamber to be vented out of the system
Implementation Method 2
allows solids in the fluid, which are heavier than the system fluid to come out of solution and drop to the bottom of the chamber
Implementation Method 3
The magnetic separation insert consisting of a non-magnetic sleeve that surrounds an alternating stack of magnets and carbon steel spacers
Implementation Method 4
attract and collect the ferromagnetic or ferritic particles
Data Source
AI summary
A separation device features a coalescing media and a magnetic separation insert. The coalescing media includes vertically assembled perforated sheets having surfaces with openings. The sheets form a coalescing media interior space in the separation chamber, and are configured and shaped to slow down hydronic fluid and enable entrained gasses, ferromagnetic or ferritic particles and other solids to coalesce and come out of a hydronic fluid via a coalescing action caused by the hydronic fluid contacting and flowing through the coalescing media. The magnetic separation insert is coupled to a bottom portion of the separation device and arranged in the coalescing media interior space and has a non-magnetic sleeve that surrounds a removable magnet insert that generates a magnetic field to attract and collect the ferromagnetic or ferritic particles on the non-magnetic sleeve that coalesce and come out of the hydronic fluid, and can be removed from inside the non-magnetic sleeve to release the ferromagnetic or ferritic particles attracted and collected on the non-magnetic sleeve so released ferromagnetic or ferritic particles fall to the bottom portion of the separation chamber.