Vibratory Separator with Pressure Differential System
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Solution Overview
Problem
Current vibratory separators in industries like mining and oil and gas face inefficiencies in separating drilling fluid from drill cuttings, as they rely solely on vibration and filtration, which can lead to incomplete separation and re-use of drilling mud.
Innovation Solution
Integration of a pressure differential system with a vibratory separator, utilizing a pressure differential generating device coupled to the separator's screens, creating a vacuum or pressure difference to enhance the separation process, often through adjustable trays and conduits, allowing for improved fluid communication and separation efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If only vibration and filtration are used for separation, then the device complexity is low, but the separation efficiency is insufficient
Solution Approach 1:
The patent combines vibration-based separation with pressure differential separation into a single integrated system. The vibratory separator and pressure differential device work together synergistically, where the vibration mechanism conveys material across the screen while the pressure differential enhances fluid penetration through the screen, achieving superior separation efficiency without requiring entirely separate systems.
Solution Approach 2:
The patent introduces a pressure differential generating device that creates vacuum or pressure differences to enhance the separation process. This pneumatic/hydraulic element is integrated with the mechanical vibration system, allowing fluid to be forced through the screen under pressure differential while solids are conveyed by vibration, thereby improving separation efficiency.
2Productivity
If vibration amplitude is increased to improve separation, then the separation efficiency improves, but the risk of screen damage and particle degradation increases
Solution Approach 1:
The patent uses pressure differential to enhance fluid penetration through the screen without increasing vibration amplitude. The pressure differential generating device creates vacuum or pressure differences that force drilling fluid through the screen, while the vibration amplitude remains at lower, safer levels that prevent screen damage and particle degradation.
Solution Approach 2:
The patent changes the separation mechanism from relying solely on mechanical vibration to utilizing pressure differential as the dominant parameter. By controlling pressure differential rather than vibration amplitude, the system achieves high separation efficiency while maintaining gentler operating conditions that protect both the screen and particles.
3Productivity
If pressure differential is applied to enhance separation, then the separation efficiency improves, but the energy consumption increases
Solution Approach 1:
The patent merges the vibration mechanism with the pressure differential device, where both work synergistically. The vibration conveys material across the screen while the pressure differential enhances fluid penetration, achieving high separation efficiency without requiring excessive energy input from either mechanism alone.
Solution Approach 2:
The patent applies pressure differential selectively to enhance fluid penetration through the screen rather than using full mechanical force for all separation tasks. This partial application of pressure differential achieves the needed separation enhancement without excessive energy consumption that would result from applying maximum force throughout the entire system.
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 pressure differential system significantly enhances the separation of drilling fluid from drill cuttings, improving the cleanliness and re-usability of drilling mud by ensuring more effective fluid and solid separation, even in multi-deck vibratory separators.
Implementation Method 1
a pressure differential generating device configured to apply a pressure differential across at least one screen of the vibratory separator to facilitate or enhance separation
Implementation Method 2
The separating screen is vibrated while the mixture of particles and/or fluids is deposited on an input side. The vibration improves separation and conveys the remaining particles to a discharge end
Data Source
AI summary
A system including a vibratory separator includes at least one screen and a pressure differential system. The pressure differential system includes a pressure differential generating device, a tray coupled to the pressure differential generating device, and an adjustable mounting mechanism configured to couple the tray within the vibratory separator and adjust a distance between the tray and the at least one screen of the vibratory separator.