Solvers
Solvers and tools available in addition to the iRIC core. Browse by what you want to solve.
29 solvers
River flow and bed evolution
11 solvers →Flow and bed evolution in the channel
2DCabernet2DNext-generation 2D solver with river-network branching and confluenceCabenet2D(Comprehensive Aquatic Basin Evaluation Tool for River Network 2D)
はiRICの次世代2次元浅…2DiRICbot readyNays2DHStandard solver for river flow, bed evolution and bank erosionNays2DH is a computational model for simulating horizontal two-dimensional (2D) flow, sedi…2DQuasi-3DFaSTMECHUSGS flow and morphology solver with quasi-3D option“FaSTMECH (Flow and Sediment Transport with Morphological Evolution of Channels)” is a riv…Quasi-3DNays2D+Quasi-3D velocity profiles derived from a 2D resultNays2d+ is a quasi 3-dimensional open channel flow solver, which combines the results of a…2DSToRMUSGS 2D solver on unstructured grids for complex channelsSToRM (System for Transport and River Modeling) is a horizontal two-dimensional flow analy…2DMflow_02Finite-element flow and bed evolution on unstructured meshesMflow_02 is an analysis solver to calculate two-dimensional plane unsteady flow and riverb…Quasi-3DFbml_flow3Multi-layer model with flexible boundary layersThe flexible boundary layer multi-level model Fbml_flow3 is a computational model that can…1DNays1D+1D steady and unsteady flow with bed change for general cross sectionsNays1D+ is a one-dimensional solver for rivers with general cross-sectional shape. This so…1DCERI1D1D unsteady flow in riversCERI1D is a solver for one-dimensional (1D) unsteady flow calculation. The calculation mod…3DNaysCUBEFully 3D flow and bed evolution around structuresThe basic equations of three-dimensional flow that incorporate the dynamic water pressure.…3DNaysEddy3D turbulent flow by large-eddy simulationIn river engineering problems, the flow cannot always be approximated by two-dimensional m…
Runoff, floods and inundation
3 solvers →Basin runoff, river floods, and inundation extent and depth
2DiRICbot readyNays2DFloodInundation extent and depth from breaches and inland floodingNays 2D Flood is a flood flow analysis solver that relies on unsteady 2-dimensional plane …2DRRI on iRICRainfall–runoff–inundation in one model (RRI)RRI on iRIC makes the Rainfall-Runoff-Inundation (RRI) model available for use in iRIC.BasinSRMRunoff by the storage routing methodThe Storage Routing Model (SRM) solver is a runoff calculation solver that uses storage ro…
Debris and mud flows
1 solvers →Propagation and deposition of debris and mud flows
Environment and ecosystem assessment
6 solvers →Habitat evaluation, vegetation, driftwood and channel planning
2DRiver2D2D finite-element flow tailored to fish habitat studiesRiver2D is a two dimensional depth averaged finite element hydrodynamic model that has bee…2DEvaTRiPPlanning and environmental assessment tool for small riversEvaTRiP(Evaluation Tools for River environmental Planning)は、主に中小河川の河道計画・設計における河道の安定性、河川の環境…2DEvaTRiP ProGeneralised EvaTRiP for analysing flow results「EvaTRiP Pro」は、既存の EvaTRiP の機能を、より広い目的で活用いただけるよう機能を一般化した、河川流況計算結果の分析用ツールです。2DGELATOTrack particles and fish on top of any flow result (GELATO)GELATO(GEneralized LAgrangian Tracking with Optimization)is a tool to track and visualize …2DNaysDw2Driftwood transport and accumulationNaysDw2 is a solver in iRIC for tracking driftwoods using material tracking functions of U…2DDHABSIMSimple fish-habitat quality evaluationDHABSIM (Diversity based HABitat SIMulation) is an easy-to-use two-dimensional habitat cal…
Density flow, temperature and water quality
2 solvers →Flows driven by temperature and concentration differences, and their transport
Vertical 2DNays2DvVertical 2D flow with temperature, density and concentrationNays2DV is a computational model for simulating two dimensional vertical plane flow. Model…3DNays3Dv3D density-driven flow with a free surfaceNays3Dv is 3Dimensional model developed for calculation of vertical and horizontal movemen…
Tsunami
1 solvers →Tsunami generation and propagation
Other tools
5 solvers →Terrain preparation, field-data analysis and teaching tools
2DNaysMiniTeaching edition of Nays2DH flow written in PythonNaysMiniはiRICのソルバーであるNays2DHの流れの計算部分のみを直交座標系 で表し, 一般公開用にPython言語で書き直したものです． ソースコードがすべてオープン…1DSlope Area Computation (SAC)Peak discharge from high-water marks (USGS slope-area method)SAC can be used to compute peak flood discharges from measurements of high-water marks alo…1DCulvert Analysis Program (CAP)Culvert flow and stage analysis (USGS)U.S. Geological Survey Culvert Analysis Program (CAP)2DRiTER XsecChannel-shape editing tool for nature-oriented river works「RiTER Xsec」は，多自然川づくりを行う上で，河道地形の様々な工夫を柔軟に取り込むことができるツールです．3DRiTER 3D (NEW !)Build and edit 3D terrain (TIN) from DEM for iRIC「RiTER 3D」は、河道設計等に使用することを目的とした三次元地形データ編集ツールです。
このソフトを使うことでDEMデータなどから三次元地形データ(TINデータ)を作成し、…
Categories are an initial draft by the site team, to be confirmed by each solver's developer.