Numerical modeling of the piston effect in longitudinal ventilation systems for subway tunnels
ML González, MG Vega, JMF Oro… - … and underground space …, 2014 - Elsevier
This paper analyzes the influence of the piston effect in the longitudinal ventilation system of
subway tunnels using numerical methodologies. This aerodynamic effect, highly complex …
subway tunnels using numerical methodologies. This aerodynamic effect, highly complex …
A validated numerical investigation of the effects of high blockage ratio and train and tunnel length upon underground railway aerodynamics
In order to ensure the safety and comfort of passengers and staff, an underground railway
requires an extensive ventilation and cooling system. One mechanism for underground …
requires an extensive ventilation and cooling system. One mechanism for underground …
Enhancing the piston effect in underground railway tunnels
The air flows induced by train movement in tunnels can be used for the purposes of
underground railway ventilation. The magnitude of such air flows depends strongly upon the …
underground railway ventilation. The magnitude of such air flows depends strongly upon the …
[PDF][PDF] SIMULATION OF SMOKE PROPAGATION AND EVACUATION PLANS IN UNDERGROUND TUNNELS AND STATIONS
LMAA Al-saaty - researchgate.net
Big cities attract thousands of persons every day. Persons may meet at the same place and
time with high density. This situation is likely to initiate series fires that may begin to lead …
time with high density. This situation is likely to initiate series fires that may begin to lead …
اثر تعداد کانال های تهویه طبیعی بر عملکرد تهویه ای تونل های مترو
ایرج میرزایی, زاهد صفاری, زاهد - مهندسی مکانیک دانشگاه تبریز, 2017 - tumechj.tabrizu.ac.ir
در مطالعه حاضر، با شبیه‌سازی بر پایه ی روش های دینامیک سیالات محاسباتی و داده های تجربی
پژوهش‌های پیشین، مدل عددی سه بعدی تونل‌های متروی مجهز به کانال‌های تهویه‌ی طبیعی مورد بررسی …
پژوهش‌های پیشین، مدل عددی سه بعدی تونل‌های متروی مجهز به کانال‌های تهویه‌ی طبیعی مورد بررسی …
Enhancing the piston effect in underground railways
D Marshall Cross - 2017 - etheses.whiterose.ac.uk
The purpose of this study was to investigate methods of enhancing the piston effect in
underground railways for the improvement of thermal conditions on platforms. In many …
underground railways for the improvement of thermal conditions on platforms. In many …