Vortex Reservoir Chamber Layout for Hydraulic Bubble Separation
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Solution Overview
Problem
Conventional hydraulic reservoirs for high-performance steering systems fail to effectively remove gas bubbles, account for volume displacement, and provide continuous fluid flow, leading to premature equipment damage and reduced system efficiency due to short recirculation times and inadequate gas bubble dissipation.
Innovation Solution
A hydraulic fluid reservoir design with an upper and lower chamber configuration, featuring a divider plate and inter-chamber fluid conduits that allow direct fluid flow between chambers without complete cyclonic rotation, enabling effective gas bubble separation and continuous fluid circulation, which increases the effective fluid capacity and accommodates volume changes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Volume of moving object
If conventional reservoirs are used in high-performance steering systems, then the system can operate with compact size, but gas bubbles cannot be effectively removed leading to cavitation damage
Solution Approach 1:
The reservoir is divided into an upper chamber and a lower chamber separated by a divider plate with a restricted opening. This segmentation allows the lower chamber to serve as the active fluid reservoir while the upper chamber acts as a gas bubble separation zone, enabling effective cavitation prevention in a compact design
Solution Approach 2:
A restricted opening in the divider plate acts as an intermediary element between the upper and lower chambers. This opening creates a flow restriction that generates a vortex pattern, enabling gas bubbles to be separated and vented through the atmosphere port while maintaining compact reservoir dimensions
2Ease of manufacture
If conventional reservoirs with screw-on filters are used, then fluid filtration is provided, but gas bubbles are not removed and fluid does not circulate through the reservoir
Solution Approach 1:
The reservoir is divided into functional zones with a divider plate creating distinct upper and lower chambers. The lower chamber handles fluid supply to the pump while the upper chamber serves as a gas separation and venting zone, preventing cavitation without requiring complex filtration systems
Solution Approach 2:
The restricted opening in the divider plate creates a specific flow velocity and vortex pattern that changes the fluid dynamics parameters. This vortex flow enables gas bubbles to coalesce and rise to the upper chamber for venting, providing cavitation prevention through flow parameter modification rather than mechanical filtration
3Productivity
If high flow rates are used in steering systems, then steering performance is improved, but recirculation time decreases below the two-minute threshold
Solution Approach 1:
The restricted opening in the divider plate creates a continuous vortex flow pattern that ensures gas bubbles are continuously separated and vented. This continuous action maintains effective fluid circulation and cavitation prevention even at high flow rates where conventional reservoirs would allow bubble accumulation
Solution Approach 2:
The vortex flow pattern created by the restricted opening acts as an intermediary mechanism that enhances gas bubble separation efficiency. This vortex mediator enables effective bubble removal at high flow rates by creating centrifugal forces that separate gas from liquid, maintaining reliability despite reduced recirculation time
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 reservoir effectively removes gas bubbles, maintains continuous fluid flow, and accommodates sudden volume changes, enhancing the hydraulic system's efficiency and reliability by ensuring complete fluid utilization and preventing equipment damage from cavitation.
Implementation Method 1
cool down by means of convection heat transfer through the reservoir walls
Implementation Method 2
dissipate trapped gas bubbles caused by cavitation and aeration
Implementation Method 3
The vortex flow created by the tangential inlet forces the hydraulic fluid downward along the chamber walls while gas bubbles are forced toward the center of the chamber
Implementation Method 4
allow solid particles to settle
Data Source
AI summary
A vortex reservoir for separation of an aerated portion of a hydraulic fluid includes an upper chamber and a lower chamber, in fluid communication with the upper chamber, having a lower chamber sidewall. The lower chamber includes a lower lower chamber and an upper lower chamber. The lower chamber includes a lower chamber partitioning plate. The lower chamber partitioning plate is located between the lower lower chamber and the upper lower chamber. The lower lower chamber is in fluid communication with the upper lower chamber via a gap between the lower chamber partitioning plate and the lower chamber sidewall.