A Wavelet-based Filtering Algorithm for Enhancing Signal Processing in Coriolis Flow Meters
Applying signal processing method effectively for a Coriolis flow meter (CFM) requires robust filtering strategies. This is because in actual bunkering processes, various noise components can be generated resulting in unreliable mass flow rate measurements. This study introduces a wavelet transform-...
Saved in:
| Main Authors: | , , |
|---|---|
| Format: | Article |
| Language: | English |
| Published: |
EDP Sciences
2025-01-01
|
| Series: | EPJ Web of Conferences |
| Online Access: | https://www.epj-conferences.org/articles/epjconf/pdf/2025/08/epjconf_cim2025_08002.pdf |
| Tags: |
Add Tag
No Tags, Be the first to tag this record!
|
| _version_ | 1849732073071312896 |
|---|---|
| author | Khoo David Wee Yang Ng Zhi Qun Seah Leong Keey |
| author_facet | Khoo David Wee Yang Ng Zhi Qun Seah Leong Keey |
| author_sort | Khoo David Wee Yang |
| collection | DOAJ |
| description | Applying signal processing method effectively for a Coriolis flow meter (CFM) requires robust filtering strategies. This is because in actual bunkering processes, various noise components can be generated resulting in unreliable mass flow rate measurements. This study introduces a wavelet transform-based filtering algorithm to denoise and extract relevant features from non-stationary signals. It can be observed that the db6 and sym6 wavelets, with SURE and FDR thresholding, achieve the highest SNR values and lowest RMSE. The sym6 wavelet & SURE threshold exhibited good noise reduction effect and were used for further analysis. It was also found that FFT with Zero Padding paired with Wavelet Denoising & Cross Correlation yielded a percentage error of < 1% when comparing with the original simulated signal. |
| format | Article |
| id | doaj-art-3db0e32d0c754c268e665507bd1f2f20 |
| institution | DOAJ |
| issn | 2100-014X |
| language | English |
| publishDate | 2025-01-01 |
| publisher | EDP Sciences |
| record_format | Article |
| series | EPJ Web of Conferences |
| spelling | doaj-art-3db0e32d0c754c268e665507bd1f2f202025-08-20T03:08:20ZengEDP SciencesEPJ Web of Conferences2100-014X2025-01-013230800210.1051/epjconf/202532308002epjconf_cim2025_08002A Wavelet-based Filtering Algorithm for Enhancing Signal Processing in Coriolis Flow MetersKhoo David Wee Yang0Ng Zhi Qun1Seah Leong Keey2National Metrology Centre, Agency for Science and Technology ResearchNanyang Technological UniversityNanyang Technological UniversityApplying signal processing method effectively for a Coriolis flow meter (CFM) requires robust filtering strategies. This is because in actual bunkering processes, various noise components can be generated resulting in unreliable mass flow rate measurements. This study introduces a wavelet transform-based filtering algorithm to denoise and extract relevant features from non-stationary signals. It can be observed that the db6 and sym6 wavelets, with SURE and FDR thresholding, achieve the highest SNR values and lowest RMSE. The sym6 wavelet & SURE threshold exhibited good noise reduction effect and were used for further analysis. It was also found that FFT with Zero Padding paired with Wavelet Denoising & Cross Correlation yielded a percentage error of < 1% when comparing with the original simulated signal.https://www.epj-conferences.org/articles/epjconf/pdf/2025/08/epjconf_cim2025_08002.pdf |
| spellingShingle | Khoo David Wee Yang Ng Zhi Qun Seah Leong Keey A Wavelet-based Filtering Algorithm for Enhancing Signal Processing in Coriolis Flow Meters EPJ Web of Conferences |
| title | A Wavelet-based Filtering Algorithm for Enhancing Signal Processing in Coriolis Flow Meters |
| title_full | A Wavelet-based Filtering Algorithm for Enhancing Signal Processing in Coriolis Flow Meters |
| title_fullStr | A Wavelet-based Filtering Algorithm for Enhancing Signal Processing in Coriolis Flow Meters |
| title_full_unstemmed | A Wavelet-based Filtering Algorithm for Enhancing Signal Processing in Coriolis Flow Meters |
| title_short | A Wavelet-based Filtering Algorithm for Enhancing Signal Processing in Coriolis Flow Meters |
| title_sort | wavelet based filtering algorithm for enhancing signal processing in coriolis flow meters |
| url | https://www.epj-conferences.org/articles/epjconf/pdf/2025/08/epjconf_cim2025_08002.pdf |
| work_keys_str_mv | AT khoodavidweeyang awaveletbasedfilteringalgorithmforenhancingsignalprocessingincoriolisflowmeters AT ngzhiqun awaveletbasedfilteringalgorithmforenhancingsignalprocessingincoriolisflowmeters AT seahleongkeey awaveletbasedfilteringalgorithmforenhancingsignalprocessingincoriolisflowmeters AT khoodavidweeyang waveletbasedfilteringalgorithmforenhancingsignalprocessingincoriolisflowmeters AT ngzhiqun waveletbasedfilteringalgorithmforenhancingsignalprocessingincoriolisflowmeters AT seahleongkeey waveletbasedfilteringalgorithmforenhancingsignalprocessingincoriolisflowmeters |