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Images constructed from computed flow fields
| Content Provider | NASA Technical Reports Server (NTRS) |
|---|---|
| Author | Yates, Leslie A. |
| Copyright Year | 1992 |
| Description | A method for constructing interferograms, schlieren, and shadowgraphs from ideal- and real-gas, two- and three-dimensional computed flow fields is described. The computational grids can be structured or unstructured, and multiple grids are an option. The constructed images are compared to experimental images for several types of flow, including a ramp, a blunt-body, a nozzle, and a reacting flow. The constructed images simulate the features observed in the experimental images. They are sensitive to errors in the flow-field solutions and can be used to identify solution errors. In addition, techniques for obtaining phase shifts from experimental finite-fringe interferograms and for removing experimentally induced phase-shift errors are discussed. Both the constructed images and calculated phase shifts can be used for validation of computational fluid dynamics (CFD) codes. |
| File Size | 1306709 |
| Page Count | 17 |
| File Format | |
| Alternate Webpage(s) | http://archive.org/details/NASA_NTRS_Archive_19940009341 |
| Archival Resource Key | ark:/13960/t6d26v427 |
| Language | English |
| Publisher Date | 1992-01-01 |
| Access Restriction | Open |
| Subject Keyword | Computational Fluid Dynamics Real Gases Computerized Simulation Two Dimensional Flow Schlieren Photography Three Dimensional Flow Nozzle Flow Reacting Flow Flow Distribution Ideal Gas Flow Visualization Blunt Bodies Shadowgraph Photography Computational Grids Interferometry Ntrs Nasa Technical Reports ServerĀ (ntrs) Nasa Technical Reports Server Aerodynamics Aircraft Aerospace Engineering Aerospace Aeronautic Space Science |
| Content Type | Text |
| Resource Type | Technical Report |