> For the complete documentation index, see [llms.txt](https://docs.gasflow-mpi.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.gasflow-mpi.com/5.-verification-and-validation/5.1.overview.md).

# 5.1.Overview

<figure><img src="https://4265438985-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FdhqtzdFGgZTppLdxTCcJ%2Fuploads%2FOn1j2hY59uTmgXAiPOYP%2Fimage.png?alt=media&amp;token=71bc75fb-95aa-46e8-95d8-feabf7b68e9a" alt=""><figcaption></figcaption></figure>

## 1) Fluid Dynamics

### AS-FD: Analytical Solutions-Fluid dynamics

<table><thead><tr><th width="147">Cases</th><th>Description</th></tr></thead><tbody><tr><td>AS-FD 1</td><td><a href="/5.-verification-and-validation/5.1.-fluid-dynamics/5.2.1.-as-fd-1-steady-state-and-laminar-flow-startup.md">Steady-State and Laminar Flow Startup</a></td></tr><tr><td>AS-FD 2</td><td><a href="/5.-verification-and-validation/5.1.-fluid-dynamics/as-fd-2-transient-compressible-flow.md">Transient Compressible Flow</a></td></tr><tr><td>AS-FD 3</td><td><a href="/5.-verification-and-validation/5.1.-fluid-dynamics/as-fd-3-diffusion-of-hydrogen-into-air.md">Diffusion of Hydrogen into Air</a></td></tr><tr><td>AS-FD 4</td><td><a href="/5.-verification-and-validation/5.1.-fluid-dynamics/as-fd-4-flow-past-a-rectangular-block.md">Flow past a Rectangular Block</a></td></tr><tr><td>AS-FD 5</td><td><a href="/5.-verification-and-validation/5.1.-fluid-dynamics/as-fd-5-1d-flow-with-an-orifice.md">1D Flow with an Orifice</a></td></tr><tr><td>AS-FD 6</td><td><a href="broken://pages/8ZRM2vgc9XFIv2y2Ea8a">Flow through a Variable Area Expansion</a></td></tr><tr><td>AS-FD 7</td><td><a href="broken://pages/T95iRHoDMJxgkrYhSulC">Flow through a Contraction</a></td></tr><tr><td>AS-FD 8</td><td><a href="broken://pages/6hmMGcqm9NZ7pBRkK7hV">Flow with Friction in Constant-Area Ducts - 1</a></td></tr><tr><td>AS-FD 9</td><td><a href="broken://pages/6hmMGcqm9NZ7pBRkK7hV">Flow with Friction in Constant-Area Ducts - 2</a></td></tr><tr><td>AS-FD 10</td><td><a href="broken://pages/QLi0lTYAf0zzvUcx53bB">Specified Mass-Flow-Rate Boundary-Condition Function</a></td></tr><tr><td>AS-FD 11</td><td><a href="broken://pages/gDqyooDboxICBTiTWoo6">Filter with Turbulent Flow Losses</a></td></tr><tr><td>AS-FD 12</td><td><a href="broken://pages/8qik5Huup9c1LhWE7xXm">Filter with Laminar Flow Losses</a></td></tr><tr><td>AS-FD 13</td><td><a href="broken://pages/siAsUQRu1FMgAy459KiQ">Filter with Laminar plus Turbulent Flow Losses</a></td></tr></tbody></table>

### ED-FD: Experimental Data - Fluid dynamics

<table><thead><tr><th width="149.16331994645248">Cases</th><th width="625">Description</th></tr></thead><tbody><tr><td>ED-FD 1</td><td><a href="/5.-verification-and-validation/5.1.-fluid-dynamics/ed-fd-1-incompressible-laminar-flow-in-a-lid-driven-cavity.md">Incompressible Laminar Flow in a Lid-driven Cavity</a></td></tr><tr><td>ED-FD 2</td><td><a href="/5.-verification-and-validation/5.1.-fluid-dynamics/ed-fd-2-stationary-turbulent-channel-flow.md">Stationary Turbulent Channel Flow</a></td></tr><tr><td>ED-FD 3</td><td><a href="/5.-verification-and-validation/5.1.-fluid-dynamics/ed-fd-3-turbulent-flow-between-two-parallel-plates.md">Turbulent Kinetic Energy</a></td></tr><tr><td>ED-FD 4</td><td><a href="/5.-verification-and-validation/5.1.-fluid-dynamics/ed-fd-4-flow-over-backward-facing-step.md">Turbulent Flow over Backward-facing Step</a></td></tr><tr><td>ED-FD 5</td><td><a href="/5.-verification-and-validation/5.1.-fluid-dynamics/ed-fd-5-transient-supersonic-flow-at-mach-3-over-a-forward-facing-step.md">Transient Supersonic Flow at Mach 3 over a Forward-facing Step</a></td></tr><tr><td>ED-FD 6</td><td><a href="/5.-verification-and-validation/5.1.-fluid-dynamics/ed-fd-6-large-eddy-simulations-of-the-turbulent-jet-flow.md">Turbulent Jet Flows</a></td></tr><tr><td>ED-FD 7</td><td><a href="/5.-verification-and-validation/5.1.-fluid-dynamics/ed-fd-7-hydrogen-turbulent-dispersion-in-nuclear-containment-compartment.md">Hydrogen Turbulent Dispersion</a></td></tr><tr><td>ED-FD 8</td><td><a href="/5.-verification-and-validation/5.1.-fluid-dynamics/ed-fd-8-buoyant-jet-from-unintended-hydrogen-release.md">Buoyant Jet from Unintended Hydrogen Release</a></td></tr><tr><td>ED-FD 9</td><td><a href="/5.-verification-and-validation/5.1.-fluid-dynamics/ed-fd-9-radiolytic-gas-accumulation-in-a-pipe.md">Radiolytic gas accumulated in Hamaoka pipe</a></td></tr></tbody></table>

## 2) Combustion

### ED-CM: Experimental Data - Combustion

<table data-full-width="false"><thead><tr><th width="122">Cases</th><th width="625">Description</th></tr></thead><tbody><tr><td>ED-CM 1</td><td><a href="/5.-verification-and-validation/5.3.-combustion/ed-cm-1-bom-spherical-combustion-chamber.md">BOM Spherical Combustion Chamber</a></td></tr><tr><td>ED-CM 2</td><td><a href="/5.-verification-and-validation/5.3.-combustion/ed-cm-2-snl-flame-acceleration-measurement-facility-experiment.md">SNL Flame Acceleration Measurement (FLAME) Facility Experiment</a></td></tr><tr><td>ED-CM 3</td><td><a href="/5.-verification-and-validation/5.3.-combustion/ed-cm-3-hydrogen-deflagration-in-a-multi-compartment-system.md">Hydrogen Slow Deflagration in THAI HD-44 Experiment</a></td></tr><tr><td>ED-CM 4</td><td><a href="/5.-verification-and-validation/5.3.-combustion/ed-cm-4-hydrogen-jet-fire-in-a-compartment-with-venting-hole.md">Hydrogen Jet Fire in a Compartment with a Venting Hole</a></td></tr><tr><td>ED-CM 5</td><td><a href="/5.-verification-and-validation/5.3.-combustion/ed-cm-5-hydrogen-air-fast-deflagration-in-enaccef-facility.md">Hydrogen Fast Deflagration in the ENACCEF Facility</a></td></tr><tr><td>ED-CM 6</td><td><a href="/5.-verification-and-validation/5.3.-combustion/ed-cm-6-detonation-of-premixed-h2-air-mixture-in-a-hemispherical-balloon.md">Detonation of Premixed H2-Air Mixture in a Hemispherical Balloon</a></td></tr><tr><td>ED-CM 7</td><td><a href="/5.-verification-and-validation/5.3.-combustion/ed-cm-7-h2-deflagration-at-a-refueling-station.md">Hydrogen Explosion at a Refueling Station</a></td></tr><tr><td>ED-CM 8</td><td><a href="/5.-verification-and-validation/5.3.-combustion/ed-cm-8-methane-air-explosion-in-llem.md">Methane Explosion in the LLEM Experiment</a></td></tr><tr><td>ED-CM 9</td><td><a href="/5.-verification-and-validation/5.3.-combustion/ed-cm-9-hydrogen-methane-combution-in-a-20-l-spherical-vessel.md">Hydrogen-methane Combustion in a 20 L Explosion Vessel</a></td></tr></tbody></table>

## 3) Heat and Mass Transfer

### AS-HT: Analytical Solutions - Heat and Mass Transfer

<table><thead><tr><th width="122">Cases</th><th width="625">Description</th></tr></thead><tbody><tr><td>AS-HT 1</td><td><a href="/5.-verification-and-validation/5.4.-thermal-hydraulics/as-ht-1-steady-state-heat-transfer-through-a-wall.md">Steady-State Heat Transfer through a Wall</a></td></tr><tr><td>AS-HT 2</td><td><a href="/5.-verification-and-validation/5.4.-thermal-hydraulics/as-ht-2-pressure-volume-work-term-1-equilibrium-case.md">Pressure-Volume Work Term 1: Equilibrium Case</a></td></tr><tr><td>AS-HT 3</td><td><a href="/5.-verification-and-validation/5.4.-thermal-hydraulics/as-ht-3-thermodynamic-benchmarks.md">Thermodynamic Benchmarks</a></td></tr><tr><td>AS-HT 4</td><td><a href="/5.-verification-and-validation/5.4.-thermal-hydraulics/as-ht-4-uniform-energy-addition-to-stagnant-fluid.md">Uniform Energy Addition to Stagnant Fluid</a></td></tr></tbody></table>

### ED-HT: Experimental Data - Heat and Mass Transfer

<table><thead><tr><th width="122">Cases</th><th width="625">Description</th></tr></thead><tbody><tr><td>ED-HT 1</td><td><a href="/5.-verification-and-validation/5.4.-thermal-hydraulics/ed-ht-1-natural-convection-in-an-air-filled-square-cavity.md">Natural Convection in an Air-filled Square Cavity</a></td></tr><tr><td>ED-HT 2</td><td><a href="/5.-verification-and-validation/5.4.-thermal-hydraulics/ed-ht-2-validation-of-the-condensation-model-with-copain-facility.md">Convection Heat Transfer and Condensation in the COPAIN Facility</a></td></tr><tr><td>ED-HT 3</td><td><a href="/5.-verification-and-validation/5.4.-thermal-hydraulics/ed-ht-3-heat-and-mass-transfer-of-a-thin-film-model-in-a-channel.md">Heat and Mass Transfer of a Thin Film Model in a Channel</a></td></tr><tr><td>ED-HT 4</td><td><a href="/5.-verification-and-validation/5.4.-thermal-hydraulics/ed-ht-4-validation-of-the-film-model-in-the-integral-test-facility-for-passive-containment-cooling.md">Water Film in the Integral Test Facility</a></td></tr><tr><td>ED-HT 5</td><td><a href="/5.-verification-and-validation/5.4.-thermal-hydraulics/ed-ht-5-stratification-erosion-benchmark.md">Stratification Erosion Benchmark</a></td></tr><tr><td>ED-HT 6</td><td><a href="/5.-verification-and-validation/5.4.-thermal-hydraulics/ed-ht-6-battelle-containment-hyjet-test-jx7.md">HYJET Test JX7 in Battelle Containment</a></td></tr><tr><td>ED-HT 7</td><td><a href="/5.-verification-and-validation/5.4.-thermal-hydraulics/ed-ht-7-battelle-gx-tests.md">Thermal Hydraulic Tests in Battelle Facility</a></td></tr><tr><td>ED-HT 8</td><td><a href="/5.-verification-and-validation/5.4.-thermal-hydraulics/ed-ht-8-tests-in-thai-facility.md">Thermal Hydraulic Tests in ThAI Facility</a></td></tr><tr><td>ED-HT 9</td><td><a href="/5.-verification-and-validation/5.4.-thermal-hydraulics/ed-ht-9-hdr-tests.md">Thermal Hydraulic Tests in HDR Facility</a></td></tr><tr><td>ED-HT 10</td><td><a href="/5.-verification-and-validation/5.4.-thermal-hydraulics/ed-ht-10-phebus-thermal-hydraulic-tests.md">Thermal Hydraulic Tests in PHEBUS Facility</a></td></tr><tr><td>ED-HT 11</td><td><a href="/5.-verification-and-validation/5.4.-thermal-hydraulics/ed-ht-11-test-tosqan-isp47.md">Thermal Hydraulic Tests (ISP47) in TOSQAN Facility</a></td></tr><tr><td>ED-HT 12</td><td><a href="/5.-verification-and-validation/5.4.-thermal-hydraulics/ed-ht-12-test-mistra-isp47.md">Thermal Hydraulic Tests (ISP47) in MISTRA Facility</a></td></tr><tr><td>ED-HT 13</td><td><a href="/5.-verification-and-validation/5.4.-thermal-hydraulics/ed-ht-13-panda-seth-test-program.md">Thermal Hydraulic Tests (SETH) in PANDA Facility</a></td></tr></tbody></table>

## 4) Multiphase Flow

### AS-MP: Analytical Solutions- Multiphase Flow

<table><thead><tr><th width="122">Cases</th><th width="625">Description</th></tr></thead><tbody><tr><td>AS-MP 1</td><td><a href="/5.-verification-and-validation/5.5.-multiphase-flow/as-mp-1-particle-terminal-velocity.md">Particle Terminal Velocity</a></td></tr><tr><td>AS-MP 2</td><td><a href="/5.-verification-and-validation/5.5.-multiphase-flow/as-mp-2-water-droplet-evaporation.md">Single Water Droplet Evaporation in Stagnant Air</a></td></tr></tbody></table>

### ED-MP: Experimental Data - Multiphase Flow

<table><thead><tr><th width="122">Cases</th><th width="625">Description</th></tr></thead><tbody><tr><td>ED-MP 1</td><td><a href="/5.-verification-and-validation/5.5.-multiphase-flow/ed-mp-1-spray-single-droplet-test.md">Heat and Mass Transfer of Single Water Droplet in CARAIDAS Test</a></td></tr><tr><td>ED-MP 2</td><td><a href="/5.-verification-and-validation/5.5.-multiphase-flow/ed-mp-2-spray-droplets-test-113-at-irsn-tosqan.md">Spray Droplets Momentum Exchange in IRSN TOSQAN Test-113</a></td></tr><tr><td>ED-MP 3</td><td><a href="/5.-verification-and-validation/5.5.-multiphase-flow/ed-mp-3-spray-droplets-test-101-at-irsn-tosqan.md">Spray Droplets Heat Exchange in IRSN TOSQAN Test-101</a></td></tr></tbody></table>
