Inline Oil Water Separator Vortex Control
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Solution Overview
Problem
Traditional oil/water separation methods are inefficient due to reliance on gravity, resulting in large, heavy, and maintenance-intensive equipment with long residence times, which are not suitable for compact and fast separation processes, especially in oil production where differences in specific weight between oil and water are small.
Innovation Solution
The use of in-line separators that employ high centrifugal forces and adjustable vortex generating equipment to separate oil/water mixtures, with additional inlets for the mixture and adjustable vortex control, allowing for efficient separation of oil and water into distinct phases, reducing equipment size and maintenance needs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If traditional gravity-based separation vessels are used, then separation can be achieved, but the equipment becomes large, heavy, and requires long residence times
Solution Approach 1:
The patent replaces the traditional gravity-based mechanical separation system with a centrifugal separation system. The centrifuge uses rotational motion to generate centrifugal force, which substitutes for gravity in separating oil and water mixtures. This allows for much faster separation and significantly reduced equipment size and weight compared to traditional gravity settlers.
Solution Approach 2:
The patent changes the separation parameter from gravity-based (relying on small density differences) to centrifugal force-based (creating large artificial gravity). By introducing rotational motion, the system creates sufficient centrifugal force to separate oil and water even when their density differences are small, enabling fast separation in compact equipment.
2Reliability
If traditional gravity-based separation vessels are used, then separation can be achieved, but the equipment becomes complex and maintenance-sensitive
Solution Approach 1:
The centrifugal separation system replaces complex gravity-based vessels with a simpler rotating mechanism. The centrifuge has fewer components, no large vertical vessels to maintain, and simpler construction, thereby reducing maintenance requirements while maintaining reliable separation performance.
3Productivity
If traditional gravity-based separation vessels are used, then separation can be achieved, but large inventory of liquid is required
Solution Approach 1:
The centrifugal system processes oil-water mixtures continuously through the rotating separator, eliminating the need for large static inventories required by gravity vessels. The continuous rotation allows immediate separation of incoming mixture, significantly reducing the liquid inventory needed in the equipment.
4Volume of moving object
If compact separation devices are used, then equipment size is reduced, but separation efficiency may be compromised
Solution Approach 1:
The centrifugal force generated by rotation provides sufficient separation power in compact equipment. The artificial gravity created by centrifugal force is strong enough to separate oil and water effectively in small volumes, maintaining high separation quality without requiring large equipment dimensions.
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 enables fast and efficient separation of oil/water mixtures, reducing equipment weight and space requirements, improving turndown capabilities, and achieving high-purity separation with minimal maintenance, suitable for a wide range of oil/water ratios and conditions.
Implementation Method 1
A fast separation is obtained using high centrifugal forces
Implementation Method 2
generating a rotating oil/water mixture which is passed on to the central separation chamber
Data Source
AI summary
The invention describes a process for the separation of an oil/water mixture into an oil rich phase and a water rich phase using an inline separation device, an inlet, a vortex generating chamber, a central separation chamber, and an outlet and providing an oil rich phase discharge pipe and a water rich phase discharge pipe. The process further also comprising a) the provision of an additional tangential or axial inlet into the vortex generating chamber or the central separation chamber and introducing an additional amount of oil/water mixture tangentially and/or axially into the vortex generating chamber or the central separation chamber, or b) adjusting the vortex generating means to control the rotation of the vortex, or a combination of a) and b). The invention further relates to a device for carrying out the above process and to the use of such a device in the separation of oil/water mixtures.