Abstract
This paper presents some comments on “Chen, Bo, et al. "DPM-LES investigation on flow field dynamic and acoustic characteristics of a twin-fluid nozzle by multi-field coupling method." International Journal of Heat and Mass Transfer 192 (2022): 122927. “We thank the authors for conducting this valuable research. However, some points should be noted to improve their paper. In general, there are some serious concerns about the accuracy and validity of experimental and simulation results. In addition, some less important things such as the lack of definition of some symbols in their paper should be corrected. Details are mentioned below in comments 1-8.
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