{ "global": { "dataset_id": "blastnet/premixedflame-nh3h2-ad-dns", "Nxyz": [ 768, 769, 256 ], "snapshots": 12, "variables": [ "P_Pa", "RHO_kgm-3", "T_K", "UX_ms-1", "UY_ms-1", "UZ_ms-1", "YH2O2", "YHO2", "YN2", "YO2", "YOH" ], "compression": null, "grid": { "x": "./grid/X_m.dat", "y": "./grid/Y_m.dat", "z": "./grid/Z_m.dat" }, "bc": "Periodic in the streamwise (x) and spanwise (z) directions. No-slip walls at the channel boundaries (y). Species satisfy zero diffusive-flux boundary conditions at both walls. zero heat-flux (adiabatic wall).", "numerics": { "spatial": "Fully resolved direct numerical simulation (DNS) of compressible reacting Navier\u2013Stokes equations with detailed chemistry.", "temporal": "Explicit time integration for DNS.", "other": "Fully developed turbulent channel flow at Re_tau \u2248 300. Detailed chemical kinetics for NH3/H2/air combustion. Two planar laminar flame fronts initialized from one-dimensional freely propagating unstretched flame solutions." }, "ic": "Statistically stationary turbulent channel flow established first. Two identical planar premixed flame fronts, mapped from one-dimensional unstretched laminar flame solutions, are initialized symmetrically in the channel with burned gases in the center and propagate toward the upper and lower walls until complete consumption of the fresh mixture.", "description": "A high-fidelity direct numerical simulation (DNS) dataset of a turbulent premixed NH3/H2/air flame propagating toward an adiabatic wall in a fully developed turbulent channel flow (Re_tau \u2248 300). The simulation captures the complete evolution of flame-wall interaction, including flame thickening, turbulence-flame interaction, and final flame consumption at the wall.", "doi": "https://doi.org/10.1017/jfm.2026.11189", "contributors": "Cheng Chi" }, "local": [ { "id": 1, "time": 0.00044568, "P_Pa filename": "./data/P_Pa_id001.dat", "RHO_kgm-3 filename": "./data/RHO_kgm-3_id001.dat", "T_K filename": "./data/T_K_id001.dat", "UX_ms-1 filename": "./data/UX_ms-1_id001.dat", "UY_ms-1 filename": "./data/UY_ms-1_id001.dat", "UZ_ms-1 filename": "./data/UZ_ms-1_id001.dat", "YH2O2 filename": "./data/YH2O2_id001.dat", "YHO2 filename": "./data/YH2O2_id001.dat", "YN2 filename": "./data/YH2O2_id001.dat", "YO2 filename": "./data/YH2O2_id001.dat", "YOH filename": "./data/YHO2_id001.dat" }, { "id": 2, "time": 0.00051598, "P_Pa filename": "./data/P_Pa_id002.dat", "RHO_kgm-3 filename": "./data/RHO_kgm-3_id002.dat", "T_K filename": "./data/T_K_id002.dat", "UX_ms-1 filename": "./data/UX_ms-1_id002.dat", "UY_ms-1 filename": "./data/UY_ms-1_id002.dat", "UZ_ms-1 filename": "./data/UZ_ms-1_id002.dat", "YH2O2 filename": "./data/YH2O2_id002.dat", "YHO2 filename": "./data/YH2O2_id002.dat", "YN2 filename": "./data/YH2O2_id002.dat", "YO2 filename": "./data/YH2O2_id002.dat", "YOH filename": "./data/YHO2_id002.dat" }, { "id": 3, "time": 0.0005846, "P_Pa filename": "./data/P_Pa_id003.dat", "RHO_kgm-3 filename": "./data/RHO_kgm-3_id003.dat", "T_K filename": "./data/T_K_id003.dat", "UX_ms-1 filename": "./data/UX_ms-1_id003.dat", "UY_ms-1 filename": "./data/UY_ms-1_id003.dat", "UZ_ms-1 filename": "./data/UZ_ms-1_id003.dat", "YH2O2 filename": "./data/YH2O2_id003.dat", "YHO2 filename": "./data/YH2O2_id003.dat", "YN2 filename": "./data/YH2O2_id003.dat", "YO2 filename": "./data/YH2O2_id003.dat", "YOH filename": "./data/YHO2_id003.dat" }, { "id": 4, "time": 0.00065333, "P_Pa filename": "./data/P_Pa_id004.dat", "RHO_kgm-3 filename": "./data/RHO_kgm-3_id004.dat", "T_K filename": "./data/T_K_id004.dat", "UX_ms-1 filename": "./data/UX_ms-1_id004.dat", "UY_ms-1 filename": "./data/UY_ms-1_id004.dat", "UZ_ms-1 filename": "./data/UZ_ms-1_id004.dat", "YH2O2 filename": "./data/YH2O2_id004.dat", "YHO2 filename": "./data/YH2O2_id004.dat", "YN2 filename": "./data/YH2O2_id004.dat", "YO2 filename": "./data/YH2O2_id004.dat", "YOH filename": "./data/YHO2_id004.dat" }, { "id": 5, "time": 0.00071455, "P_Pa filename": "./data/P_Pa_id005.dat", "RHO_kgm-3 filename": "./data/RHO_kgm-3_id005.dat", "T_K filename": "./data/T_K_id005.dat", "UX_ms-1 filename": "./data/UX_ms-1_id005.dat", "UY_ms-1 filename": "./data/UY_ms-1_id005.dat", "UZ_ms-1 filename": "./data/UZ_ms-1_id005.dat", "YH2O2 filename": "./data/YH2O2_id005.dat", "YHO2 filename": "./data/YH2O2_id005.dat", "YN2 filename": "./data/YH2O2_id005.dat", "YO2 filename": "./data/YH2O2_id005.dat", "YOH filename": "./data/YHO2_id005.dat" }, { "id": 6, "time": 0.00076548, "P_Pa filename": "./data/P_Pa_id006.dat", "RHO_kgm-3 filename": "./data/RHO_kgm-3_id006.dat", "T_K filename": "./data/T_K_id006.dat", "UX_ms-1 filename": "./data/UX_ms-1_id006.dat", "UY_ms-1 filename": "./data/UY_ms-1_id006.dat", "UZ_ms-1 filename": "./data/UZ_ms-1_id006.dat", "YH2O2 filename": "./data/YH2O2_id006.dat", "YHO2 filename": "./data/YH2O2_id006.dat", "YN2 filename": "./data/YH2O2_id006.dat", "YO2 filename": "./data/YH2O2_id006.dat", "YOH filename": "./data/YHO2_id006.dat" }, { "id": 7, "time": 0.00081437, "P_Pa filename": "./data/P_Pa_id007.dat", "RHO_kgm-3 filename": "./data/RHO_kgm-3_id007.dat", "T_K filename": "./data/T_K_id007.dat", "UX_ms-1 filename": "./data/UX_ms-1_id007.dat", "UY_ms-1 filename": "./data/UY_ms-1_id007.dat", "UZ_ms-1 filename": "./data/UZ_ms-1_id007.dat", "YH2O2 filename": "./data/YH2O2_id007.dat", "YHO2 filename": "./data/YH2O2_id007.dat", "YN2 filename": "./data/YH2O2_id007.dat", "YO2 filename": "./data/YH2O2_id007.dat", "YOH filename": "./data/YHO2_id007.dat" }, { "id": 8, "time": 0.00085584, "P_Pa filename": "./data/P_Pa_id008.dat", "RHO_kgm-3 filename": "./data/RHO_kgm-3_id008.dat", "T_K filename": "./data/T_K_id008.dat", "UX_ms-1 filename": "./data/UX_ms-1_id008.dat", "UY_ms-1 filename": "./data/UY_ms-1_id008.dat", "UZ_ms-1 filename": "./data/UZ_ms-1_id008.dat", "YH2O2 filename": "./data/YH2O2_id008.dat", "YHO2 filename": "./data/YH2O2_id008.dat", "YN2 filename": "./data/YH2O2_id008.dat", "YO2 filename": "./data/YH2O2_id008.dat", "YOH filename": "./data/YHO2_id008.dat" }, { "id": 9, "time": 0.0008896, "P_Pa filename": "./data/P_Pa_id009.dat", "RHO_kgm-3 filename": "./data/RHO_kgm-3_id009.dat", "T_K filename": "./data/T_K_id009.dat", "UX_ms-1 filename": "./data/UX_ms-1_id009.dat", "UY_ms-1 filename": "./data/UY_ms-1_id009.dat", "UZ_ms-1 filename": "./data/UZ_ms-1_id009.dat", "YH2O2 filename": "./data/YH2O2_id009.dat", "YHO2 filename": "./data/YH2O2_id009.dat", "YN2 filename": "./data/YH2O2_id009.dat", "YO2 filename": "./data/YH2O2_id009.dat", "YOH filename": "./data/YHO2_id009.dat" }, { "id": 10, "time": 0.00091987, "P_Pa filename": "./data/P_Pa_id010.dat", "RHO_kgm-3 filename": "./data/RHO_kgm-3_id010.dat", "T_K filename": "./data/T_K_id010.dat", "UX_ms-1 filename": "./data/UX_ms-1_id010.dat", "UY_ms-1 filename": "./data/UY_ms-1_id010.dat", "UZ_ms-1 filename": "./data/UZ_ms-1_id010.dat", "YH2O2 filename": "./data/YH2O2_id010.dat", "YHO2 filename": "./data/YH2O2_id010.dat", "YN2 filename": "./data/YH2O2_id010.dat", "YO2 filename": "./data/YH2O2_id010.dat", "YOH filename": "./data/YHO2_id010.dat" }, { "id": 11, "time": 0.00094804, "P_Pa filename": "./data/P_Pa_id011.dat", "RHO_kgm-3 filename": "./data/RHO_kgm-3_id011.dat", "T_K filename": "./data/T_K_id011.dat", "UX_ms-1 filename": "./data/UX_ms-1_id011.dat", "UY_ms-1 filename": "./data/UY_ms-1_id011.dat", "UZ_ms-1 filename": "./data/UZ_ms-1_id011.dat", "YH2O2 filename": "./data/YH2O2_id011.dat", "YHO2 filename": "./data/YH2O2_id011.dat", "YN2 filename": "./data/YH2O2_id011.dat", "YO2 filename": "./data/YH2O2_id011.dat", "YOH filename": "./data/YHO2_id011.dat" }, { "id": 12, "time": 0.00097427, "P_Pa filename": "./data/P_Pa_id012.dat", "RHO_kgm-3 filename": "./data/RHO_kgm-3_id012.dat", "T_K filename": "./data/T_K_id012.dat", "UX_ms-1 filename": "./data/UX_ms-1_id012.dat", "UY_ms-1 filename": "./data/UY_ms-1_id012.dat", "UZ_ms-1 filename": "./data/UZ_ms-1_id012.dat", "YH2O2 filename": "./data/YH2O2_id012.dat", "YHO2 filename": "./data/YH2O2_id012.dat", "YN2 filename": "./data/YH2O2_id012.dat", "YO2 filename": "./data/YH2O2_id012.dat", "YOH filename": "./data/YHO2_id012.dat" } ] }