Multiphase Corrosion Simulator With Separator Plates
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Solution Overview
Problem
Corrosion testing is time-consuming and difficult to perform in varying environments, especially with particulate matter, as it contaminates the test system and lacks dynamic conditions to simulate real-life scenarios.
Innovation Solution
A high pressure, high temperature dynamic multi-phase testing system with ring-shaped test coupons, separator plates, and impellers to maintain phase separation and stir the test fluid, along with particulate matter to simulate corrosion and erosion conditions, allowing for testing of corrosive and corrosive-erosive environments.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If separate corrosion tests are performed for each environmental condition, then measurement precision is improved, but loss of time increases
Solution Approach 1:
The patent combines multiple environmental testing conditions into a single integrated test system. The apparatus simultaneously exposes test samples to multiple phases (gas, liquid, solid particulates) and varying environmental conditions (temperature, pressure, flow rates) concurrently, eliminating the need for separate sequential tests while maintaining measurement precision through dedicated sensors and controlled zones for each condition.
Solution Approach 2:
The test system is designed with multi-functionality to evaluate various environmental conditions simultaneously. A single apparatus can test corrosion under different phases, temperatures, pressures, and particulate concentrations at the same time, making the testing process more efficient without compromising the accuracy of individual condition assessments.
2Reliability
If particulate matter is added to test fluid, then realism of corrosion simulation is improved, but device complexity increases due to contamination
Solution Approach 1:
The test system divides the testing environment into separate zones or chambers, each dedicated to specific particulate matter types or concentration levels. This segmentation prevents cross-contamination between different particulate streams while maintaining realistic corrosion simulation. Each zone can be independently controlled and cleaned, reducing overall system complexity despite handling multiple particulate types.
Solution Approach 2:
The patent introduces intermediary components such as separators, filters, or flow distributors that manage particulate matter introduction into the test fluid. These intermediaries control particulate distribution, prevent unwanted contamination, and simplify the overall system by providing dedicated pathways for different particulate types without requiring complete system redesign.
3Adaptability or versatility
If static test environment is used, then device complexity is reduced, but adaptability decreases
Solution Approach 1:
The test system incorporates dynamic elements including adjustable flow rates, variable temperature control, movable test samples, and controllable particulate introduction mechanisms. These dynamic features allow the system to adapt to various environmental conditions and simulate real-world corrosion scenarios while maintaining manageable complexity through modular design and automated control systems.
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
Enables efficient and accurate corrosion testing under severe conditions, simulating real-life scenarios with reduced contamination and the ability to test multiple environments in a single setup, providing more accurate results.
Implementation Method 1
first and second impellers supported by the rotor shaft and positioned to stir the test fluid within the housing
Implementation Method 2
The separator plates are configured to maintain a separation between each of the phases of the multi-phase test fluid so that each of the ring-shaped test coupons is exposed to a different phase or combination of phases of the test fluid mixture
Implementation Method 3
A rotor shaft is disposed within the housing and arranged to turn within the test fluid
Data Source
AI summary
A system for measuring corrosion and corrosion-erosion rates in a high temperature, high pressure multiphase dynamic environment includes a plurality of ring-shaped test coupons disposed within a test vessel in a vertical arrangement relative to one another. A test fluid mixture is added to the vessel and the temperature and pressure are maintained such that the mixture exists in a multiphase condition that has a vertical stratification such that each test coupon is exposed to a different phase and/or combination of phases of the fluid. Impellers can be used to stir the fluid to provide a dynamic environment. The fluid can include particulate matter to simulate real world test conditions. Separator plates can be disposed at different vertical locations within the vessel to maintain separation between various phases of the fluids and further restrict particulate matter from migrating between sections of the test system.