Fig. 1. Distribution of reactors and cooling towers

Fig. 2. Simulation terrain distribution

Fig. 3. Influence of cooling tower in SSE-wind direction on flow field: (a) turbulent kinetic energy (no hot plume); (b) normalized velocity (no hot plume); (c) turbulent kinetic energy (hot plume); (d) normalized velocity(hot plume)

Fig. 4. Influence of cooling tower in S-wind direction on flow field: (a) turbulent kinetic energy (no hot plume); (b) normalized velocity (no hot plume); (c) turbulent kinetic energy (hot plume); (d) normalized velocity (hot plume)

Fig. 5. Influence of cooling tower in E-wind direction on flow field: (a) turbulent kinetic energy (no hot plume); (b)normalized velocity (no hot plume)；(c) turbulent kinetic energy (hot plume); (d) normalized velocity (hot plume)

Fig. 6. Ground diffusion factor distribution of plume axis under SSE wind direction of 2.5 m/s

Fig. 7. Ground diffusion factor distribution of plume axis under SSE wind direction of 4.5 m/s

Fig. 8. Ground diffusion factor distribution of plume axis under SSE wind direction of 8 m/s

Fig. 9. Ground diffusion factor distribution of plume axis under S wind direction of 4.5 m/s

Fig. 10. Ground diffusion factor distribution of plume axis under E wind direction of 4.5 m/s

Fig. 11. Ground diffusion factor distribution of plume axis under W wind direction of 4.5 m/s

Fig. 12. Aerial distribution of SSE wind direction 2.5 m/s diffusion factor: (a) vertical profile - no hot plume;(b) vertical profile - hot plume; (c) horizontal profile - no hot plume; (d) horizontal profile - hot plume

Fig. 13. Aerial distribution of SSE wind direction 4.5 m/s diffusion factor: (a) vertical profile - no hot plume;(b) vertical profile - hot plume; (c) horizontal profile-no hot plume; (d) horizontal profile - hot plume

Fig. 14. Aerial distribution of SSE wind direction 8 m/s diffusion factor: (a) vertical profile - no hot plume; (b) vertical profile - hot plume; (c) horizontal profile - no hot plume; (d) horizontal profile - hot plume

Fig. 15. Aerial distribution of S wind direction 4.5 m/s diffusion factor: (a) vertical profile - no hot plume; (b) vertical profile - hot plume; (c) horizontal profile - no hot plume; (d) horizontal profile - hot plume

Fig. 16. Aerial distribution of E wind direction 4.5 m/s diffusion factor: (a) vertical profile - no hot plume; (b) vertical profile - hot plume; (c) horizontal profile - no hot plume; (d) horizontal profile - hot plume

Fig. 17. Aerial distribution of W wind direction 4.5 m/s diffusion factor: (a) vertical profile - no hot plume; (b) vertical profile - hot plume; (c) horizontal profile - no hot plume; (d) horizontal profile - hot plume