A vortex tube ejector comprises a tube with a slitted crown that lies flush across the entire width of a channel bed surface. The bed and suspended loads are ejected with minimal flushing water through the slit with the same efficacy as any other alternative extractor. The whirling flow phenomena through the vortex duct are very complex. so ordinary classical models have results contr... https://www.gymnaziastore.com/product-category/gwp/