Disclaimer of Liability With respect to documents available from the U.S. EPA website, neither the United States Government nor any of their employees, makes any warranty, express or implied, including the warranties of merchantability and fitness for a particular purpose, or assumes any legal liability or responsibility for the accuracy, completeness, or usefulness of any information, apparatus, product, or process disclosed, or represents that its use would not infringe privately owned rights.
The views expressed in this RWET code are those of the authors and do not necessarily reflect the views or policies of the U.S. Environmental Protection Agency.
This code, RWET (Real-World Emission Tool) was developed to systematically process EPA's inhouse PEMS test data. The RWET code is available as-is and is still under development.
No technical support is available and this RWET (Real World Emission Tool) code will be updated/modified without notice.
- Open the RWET python code by using a python code editor like Spyder, Visual Studio code, etc.
- Click the "Run" button from the python code editor.
- Select the RDE_settings template Excel file
- Select the file folder directory which contains the PEMS test data .csv file The RWET tool generates a PDF file (matplotlib plots), HTML code (RDE analysis report), and an Excel worksheet (RDE calculations).
- The example PEMS test data were from one of EPA’s inhouse PEMS tests.