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View article: Mechanisms Engineering Test Loop (METL) Experimenter's Guide - Revision 2
Mechanisms Engineering Test Loop (METL) Experimenter's Guide - Revision 2 Open
The Mechanisms Engineering Test Loop (METL) was built to streamline and accelerate the in-sodium testing of systems and components under conditions that simulate a sodium-cooled fast reactor pool environment. The METL team at Argonne Natio…
View article: Sample Testing Basket: Design and Capabilities Report
Sample Testing Basket: Design and Capabilities Report Open
SFR designs all require integral components that can withstand prolonged submersion in the liquid sodium primary coolant as well as in the gas space of the reactor vessel. Materials are often desired to withstand these conditions for the l…
View article: Thermal Hydraulic Experimental Test Article - Fiscal Year 2023 (Final Report)
Thermal Hydraulic Experimental Test Article - Fiscal Year 2023 (Final Report) Open
The Thermal Hydraulic Experimental Test Article (THETA) is a facility that is used to develop sodium components and instrumentation as well as acquire experimental data for validation of reactor thermal hydraulic and safety analysis codes.…
View article: Gripper Test Assembly Status of Fabrication and Assembly Report – FY2023
Gripper Test Assembly Status of Fabrication and Assembly Report – FY2023 Open
The Gripper Test Assembly (GrTA) is an experimental test article designed for use at the Mechanisms Engineering Test Loop (METL) at Argonne National Laboratory (ANL). The GrTA will test mechanical components intended for use in compact in-…
View article: Flow Sensor Test Article (F-STAr) - Assembly and Water Testing Report
Flow Sensor Test Article (F-STAr) - Assembly and Water Testing Report Open
The Flow Sensor Test Article (F-STAr) is a new test article under development for the Mechanisms Engineering Test Loop (METL) facility at Argonne National Laboratory. F-STAr’s purpose is to provide sodium submersible, high flowrate testing…
View article: Deploying Extended Reality (XR) for Digital Operations and Maintenance (O&M) at the Mechanisms Engineering Test Loop (METL)
Deploying Extended Reality (XR) for Digital Operations and Maintenance (O&M) at the Mechanisms Engineering Test Loop (METL) Open
This report documents the preliminary efforts to digitize operation and maintenance (O&M) activities for the Mechanisms Engineering Test Loop (METL). METL became operational in September 2018 with the mission to provide an ecosystem for Ad…
View article: Mechanisms Engineering Test Loop (METL) Operations and Testing Report (FY2022)
Mechanisms Engineering Test Loop (METL) Operations and Testing Report (FY2022) Open
This report documents the operations, testing, maintenance, and improvements that were performed at the Mechanisms Engineering Test Loop (METL) during FY2022. The METL facility had a very successful fourth year of operations and went throu…
View article: Flow Sensor Test Article (F-STAr) (Design and Fabrication Status Report)
Flow Sensor Test Article (F-STAr) (Design and Fabrication Status Report) Open
The Flow Sensor Test Article (F-STAr) is a test article currently under construction for the Mechanisms Engineering Test Loop (METL). F-STAr was designed to provide high sodium flowrate capabilities for sensor calibration, component testin…
View article: Gear Test Assembly - Experimental Testing and Gear Analysis - FY2022
Gear Test Assembly - Experimental Testing and Gear Analysis - FY2022 Open
The Gear Test Assembly (GTA) is an experimental test article built for use in the Mechanisms Engineering Test Loop (METL) at Argonne National Laboratory (ANL). The GTA was the first test article to operate in METL, with the initial experim…
View article: Conversion of METL Diagnostic Flowmeters to Permanent Magnet Based Electromagnetic Flowmeters
Conversion of METL Diagnostic Flowmeters to Permanent Magnet Based Electromagnetic Flowmeters Open
The Mechanisms Engineering Test Loop (METL) uses three flowmeters to monitor sodium circulation through the main loop, the Cold Trap leg, and the Plugging Meter leg. When constructed, the Cold Trap flowmeter (CTFM) and Plugging Meter flowm…
View article: Flow Sensor Test Article (F-STAr) - Status Report for FY2021
Flow Sensor Test Article (F-STAr) - Status Report for FY2021 Open
This report will review updates on the status of F-STAr. First, the report will describe a general overview of the test article and how each component interacts. Then, each main component will be discussed in a deep dive section which will…
View article: Mechanisms Engineering Test Loop (METL) Operations and Testing Report (FY2021)
Mechanisms Engineering Test Loop (METL) Operations and Testing Report (FY2021) Open
This report documents the operations and testing that was performed at the Mechanisms Engineering Test Loop (METL) during FY2021. The METL facility had a very successful third year of operations having logged about 944 days of operations w…
View article: Gear Test Assembly – Experimental Testing and Gear Analysis (FY2021 Year End Report)
Gear Test Assembly – Experimental Testing and Gear Analysis (FY2021 Year End Report) Open
The Gear Test Assembly (GTA) is an experimental apparatus designed to test mechanical components used in fuel handling systems of liquid-sodium cooled fast-spectrum nuclear reactors. The performance and lifetime of gears, bearings, and dyn…
View article: Thermal Hydraulic Experimental Test Article (FY21 Final Report)
Thermal Hydraulic Experimental Test Article (FY21 Final Report) Open
The Thermal Hydraulic Experimental Test Article (THETA) is a facility that will be used to develop sodium components and instrumentation as well as acquire experimental data for validation of reactor thermal hydraulic and safety analysis c…
View article: High Temperature Sodium Submersible Flowmeter Design and Analysis
High Temperature Sodium Submersible Flowmeter Design and Analysis Open
This work details the design and analysis of a permanent magnet flowmeter designed to be submerged in a pool type sodium fast reactor environment. Recently developed Samarium Cobalt rare earth magnets were utilized that have demonstrated r…
View article: Gear Test Assembly – Report Experimental Testing and Gear Analysis (FY2021 Midyear Report)
Gear Test Assembly – Report Experimental Testing and Gear Analysis (FY2021 Midyear Report) Open
The Gear Test Assembly (GTA) has completed three experimental campaigns at the Mechanisms Engineering Test Loop (METL) facility. The most recent campaign tested Inconel 718 spur gears, tapered roller bearings of 52100 bearing steel with no…
View article: Thermal Hydraulic Experimental Test Article - Report of THETA Commissioning for METL Testing
Thermal Hydraulic Experimental Test Article - Report of THETA Commissioning for METL Testing Open
The Thermal Hydraulic Experimental Test Article (THETA) is a facility that will be used to develop sodium components and instrumentation as well as acquire experimental data for validation of reactor thermal hydraulic and safety analysis c…
View article: Thermal Hydraulic Experimental Test Article (FY2020 Status Report)
Thermal Hydraulic Experimental Test Article (FY2020 Status Report) Open
The Thermal Hydraulic Experimental Test Article (THETA) is a facility that will be used to develop sodium components and instrumentation as well as acquire experimental data for validation of reactor thermal hydraulic and safety analysis c…
View article: Gear Test Assembly - Report on Experimental Testing (FY2020)
Gear Test Assembly - Report on Experimental Testing (FY2020) Open
The Gear Test Assembly (GTA) has completed Campaign #2 of in-sodium testing at the Mechanisms Engineering Test Loop (METL). Campaign #1 was conducted in 2019 and completed 19,600 cycles, correlating to 9,800 fuel assembly maneuvers. Campai…
View article: Gripper Test Assembly Status Report (FY2020)
Gripper Test Assembly Status Report (FY2020) Open
Refueling systems for fast reactors are designed to handle fresh and used core assemblies (fuel, reflector, and shield core assemblies) within the reactor vessel in an opaque coolant environment without visual reference. These refueling ma…
View article: Mechanisms Engineering Test Loop (METL) Operations and Testing Report (FY2020)
Mechanisms Engineering Test Loop (METL) Operations and Testing Report (FY2020) Open
This report documents the operations and testing that was performed at the Mechanisms Engineering Test Loop (METL) during FY2020. The METL facility had a very successful second year of operations having logged over 730 days (as of Septembe…
View article: Thermal Hydraulic Experimental Test Article - Status Report FY20 Q2
Thermal Hydraulic Experimental Test Article - Status Report FY20 Q2 Open
The Thermal Hydraulic Experimental Test Article (THETA) is a facility that will be used to develop sodium components and instrumentation as well as acquire experimental data for validation of reactor thermal hydraulic and safety analysis c…
View article: Status of GTA Gear Inspection after Testing in Sodium
Status of GTA Gear Inspection after Testing in Sodium Open
The Mechanisms Engineering Test Loop (METL) is an intermediate-scale liquid metal experimental facility that provides purified reactor-grade (R-grade) sodium to various experimental test vessels. In these test vessels, components that are …
View article: Mechanisms Engineering Test Loop - Flexicask Design and Testing Report
Mechanisms Engineering Test Loop - Flexicask Design and Testing Report Open
This report documents the design development and testing of the Flexicask system for the Mechanisms Engineering Test Loop (METL). Currently, METL has completed Phase I construction and has been operating for over a year. The Flexicask syst…
View article: Thermal Hydraulic Experimental Test Article - Status Report for FY2019 (Rev. 1)
Thermal Hydraulic Experimental Test Article - Status Report for FY2019 (Rev. 1) Open
The Thermal Hydraulic Experimental Test Article (THETA) is a facility that will be used to develop sodium components and instrumentation as well as acquire experimental data for validation of reactor thermal hydraulic and safety analysis c…