Welcome! Opening Remarks. FadyAbu Jamra, President of ASHRAE Qatar Oryx Chapter Mark Stevens, Executive Director, AMCA International

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2 Welcome! Opening Remarks FadyAbu Jamra, President of ASHRAE Qatar Oryx Chapter Mark Stevens, Executive Director, AMCA International

3 Thank you, sponsors! Maico Gulf Hira Walraven Ruskin Titus Gulf Aero Foam Hammam Industries & Co. Multi-Wing Diamond Sponsor Emerald Sponsors Sapphire Sponsor Ruby Sponsor Gold Sponsor Booklet Sponsor

4 An Overview of AMCA Air Movement and Control Association International Not-for-profit manufacturers association first established in 1917 More than 360 member companies worldwide Mission is to promote the health, growth and integrity of the industry 4

5 An Overview of AMCA

6 AMCA Scope of Products Air curtains Air handlers Energy recovery ventilators (ERVs) Evaporative coolers Fans for residential, commercial, and fire/smoke control Fans for industrial processes Heavy duty dampers and power-plant applications Range hoods (nonresidential) Heat recovery ventilators (non-residential) Spiral duct Fire and smoke dampers Fixed and adjustable louvers Gravity roof ventilators AND MORE 6

7 Applications of AMCA Products AMCA s member products are used in Commercial ventilation systems Industrial facilities and processes Data centers and high-tech facilities Power plants Gas, oil, mining and other heavy industries Food processing Waste water treatment and more 7

8 AMCA Serves Through Programs Certified Ratings Program Laboratory Testing for Product Rating Laboratory Accreditation (worldwide) Rating-Test Standards Library of Application Guides, White Papers, and more Engineering Seminars Engineering Conferences

9 The AMCA Certified Ratings Program Helps ensure honest and accuracy in product ratings Ratings based on data from approved test standards Ratings presented based on approved data interpretations and formatting Enables easy and accurate comparison of products from different manufacturers You ll hear about the sand louver certification from Saad Ali later 9

10 How to find certified

11 How to Specify Put this language in your office and project specifications: (Product) shall be licensed to bear the AMCA Certified Ratings Program seal for (license type/s) in accordance with AMCA Publication (Number). The (Product) shall be tested according to (reference standard). AMCA White Paper Library has three publications on AMCA Certified Ratings Program that helps you fill in the red text.

12 What s on the USB Drive? Materials from the Hira Walraven AMCA white paper library AMCA publications for the Certified Ratings Program 10 Years of AMCA inmotion magazine AMCA brochures Please feel free to store on company libraries

13 Resources For more information about AMCA, visit: Whitepapers and CRP publications are free 3. Search for certified product worldwide

14 Agenda System Design for Tunnel-Smoke Exhaust Roberto Arias, Metro Doha Project Director, Zitrón S.A Avoiding Fan System Effect Mark Stevens, Executive Director, AMCA International 10:30 11:00 Break and Sponsor Expo Introducing the Fan Energy Index Michael Ivanovich, Senior Director, Industry Relations AMCA International Sizing & Selection of Sand Louvers Saad Ali, Group General Manager Middle East/North Africa, Ruskin Titus Gulf Car Park Ventilation Design as Per QCDD Arun Thakur, CFD Analyst, Maico Gulf 13:00 14:00 Networking Luncheon

15 Roberto Arias ZITRON Metro Doha Project Director ZITRON, S.A Air Movement and Control Association. All Rights Reserved.

16 Learning Objectives Learn about the types of fans used for smoke tunnel ventilation Aerodynamic and mechanical design of a fan for tunnel-fire ventilation Temperature certification process for this type of fan Correct installation tunnel fans

17 TYPE OF FANS USED IN FIRE TUNNEL VENTILATION TYPES OF FANS USED IN FIRE TUNNEL VENTILATION

18 JET FANS TYPE OF FANS USED IN FIRE TUNNEL VENTILATION AXIAL FANS IN VENTILATION ROOMS TYPES OF FANS USED IN FIRE TUNNEL VENTILATION

19 TYPE OF FANS USED IN FIRE TUNNEL VENTILATION Jet fans: Generate air movement in the tunnel, ensuring a minimum speed throughout the entire section Axial fans: Ensure a minimum extraction flow overcoming the load losses of the circuit TYPES OF FANS USED IN FIRE TUNNEL VENTILATION

20 JET FANS TYPES OF FANS USED IN FIRE TUNNEL VENTILATION

21 JET FANS FANS FOR FIRE TUNNEL VENTILATION They are used in longitudinal ventilation, and in some cases, as support for the semi-transversal or transversal ventilation In In the the first second case, case, they control they help the axial fumes fans and of extract the semitransversal a portal or transversal ventilation to guide the them by smoke TYPES OF FANS USED IN FIRE TUNNEL VENTILATION

22 JET FANS FANS FOR FIRE TUNNEL VENTILATION SMOKE CONTROL Insufficient ventilation Backlayering Adequate ventilation No Backlayering TYPES OF FANS USED IN FIRE TUNNEL VENTILATION

23 JET FANS CRITICAL VELOCITY Smoke temperature Froude Number V c : Critical velocity g : Gravity H : Height of tunnel section Q a : Fire power ρ0 : Air fresh density C p : Specific air heat A : Tunnel section area T o : Ambient temperature TYPES OF FANS USED IN FIRE TUNNEL VENTILATION

24 JET FANS MINIMUM AMOUNT REQUIRED IN CASE OF FIRE E t = S x P T E t : Necessary thrust in the tunnel (N) S : Tunnel section (m 2 ) P t : Total pressure loss in the tunnel (Pa) TYPES OF FANS USED IN FIRE TUNNEL VENTILATION

25 JET FANS MINIMUM AMOUNT REQUIRED IN CASE OF FIRE TOTAL PRESSURE LOSS IN THE TUNNEL P T = P f P b P w P veh P ch P f : Friction losses P s : Portal losses P veh : Vehicle/Train losses P ch : Chimney effect P w : Wind losses TYPES OF FANS USED IN FIRE TUNNEL VENTILATION

26 Friction losses (Pa) JET FANS MINIMUM AMOUNT REQUIRED IN CASE OF FIRE P f : Friction losses λ : Coefficient of friction L : Tunnel length (m) P f = l 2 L ρ vc 2 D h ρ : Air density (Kg/m 3 ) Vc : Critical velocity (m/s) Dh : Hydraulic tunnel diameter (m) D h = 4S/P S : Tunnel section P : Tunnel perimeter TYPES OF FANS USED IN FIRE TUNNEL VENTILATION

27 JET FANS MINIMUM AMOUNT REQUIRED IN CASE OF FIRE Portal losses (Pa) P S : Portal losses ρ : Air density (Kg./m 3 ) Vc : Critical velocity (m/s) P s = ρ vc 2 2 TYPES OF FANS USED IN FIRE TUNNEL VENTILATION

28 JET FANS MINIMUM AMOUNT REQUIRED IN CASE OF FIRE Wind losses (Pa) P w : Wind losses ρ ex : External air density (Kg/m 3 ) Vv : Wind velocity (m/s) P w = ρ ex v v 2 2 cos 2 α cosα : Angle of incidence of the wind TYPES OF FANS USED IN FIRE TUNNEL VENTILATION

29 JET FANS MINIMUM AMOUNT REQUIRED IN CASE OF FIRE Vehicle/Train losses (Pa) P veh = C w S v S N ρ ( V-V c ) 2 2 P veh : Vehicle/Train losses C w : Aerodynamin coefficient S v : Vehicle section S : Tunnel section TYPES OF FANS USED IN FIRE TUNNEL VENTILATION N : Number of vehicles in the tunnel ρ : Air density (Kg./m 3 ) V : Vehicle/Train velocity (m/s) V c : Critical velocity (m/s)

30 Chimney effect (Pa) JET FANS MINIMUM AMOUNT REQUIRED IN CASE OF FIRE P ch = 9.81 (ρ ex1 ρ ex2 )D c P ch : Chimney effect ρ ex1 : External air density 1 (Kg/m 3 ) ρ ex2 : External air density 2 (Kg/m 3 ) D c : Difference in height between portals (m) TYPES OF FANS USED IN FIRE TUNNEL VENTILATION

31 JET FANS MINIMUM AMOUNT REQUIRED IN CASE OF FIRE N vent = Needed thrust in the tunnel Jet fan thrust x F 1 F 1 = 1 - Critical velocity Velocity fan discharge TYPES OF FANS USED IN FIRE TUNNEL VENTILATION

32 JET FANS MINIMUM AMOUNT REQUIRED IN CASE OF FIRE N vent = Needed thrust in the tunnel Jet fan thrust x F 1 x F 2 = 0.7 fan in a corner F 2 = 0.8 fan ½ f roof tunnel ½ F roof tunnel 1 f roof tunnel = 0.9 fan 1 f roof tunnel Fan in a corner TYPES OF FANS USED IN FIRE TUNNEL VENTILATION

33 JET FANS MINIMUM AMOUNT REQUIRED IN CASE OF FIRE N vent = Needed thrust in the tunnel Jet fan thrust x F 1 x F 2 E jf = Q V V x x ρ E jf : Individual jet fan thrust (N) Q : Jet fan flow (m 3 /s) V V : Velocity fan discharge (m/s) ρ : Air density (Kg/m 3 ) TYPES OF FANS USED IN FIRE TUNNEL VENTILATION

34 JET FANS MINIMUM AMOUNT REQUIRED IN CASE OF FIRE E jf = Q x V V x ρ Jet fan working at standard density Jet fan destroyed by fire Jet fan working at low density TYPES OF FANS USED IN FIRE TUNNEL VENTILATION

35 AXIAL FANS TYPES OF FANS USED IN FIRE TUNNEL VENTILATION

36 AXIAL FANS They are used for the ventilation: SEMI TRANSVERSAL TYPES OF FANS USED IN FIRE TUNNEL VENTILATION

37 AXIAL FANS They are used for the ventilation: TRANSVERSAL TYPES OF FANS USED IN FIRE TUNNEL VENTILATION

38 Q?? Pt?? AXIAL FANS WORKING POINT CALCULATION Qc:Section x Critical velocity Qh : Smoke flow Qs : Section x 1 m/s Q = Q h + Q c + Q s Tunnel pressure losses P tunel = P f + P b + P w + P veh + P ch Pressure losses in fan rooms and ducts P rooms = Ducts + Fan ancillaries + Bends.. TYPES OF FANS USED IN FIRE TUNNEL VENTILATION

39 AXIAL FANS WORKING POINT CALCULATION TYPES OF FANS USED IN FIRE TUNNEL VENTILATION

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41 JET FAN Technical requirements AXIAL FAN - E (N) - Ø fan (m) - Ø fan (m) - n (r.p.m) - Ø hub (m) - Blade profile Technical requirements - Q (m³/s) - Pt (Pa) - Ø fan (m) - Ø ventilador (m) - n (r.p.m) - Ø nucleo (m) - Blade profile - Guide vane profile

42 GUIDE VANES r=d/d BLADES n rpm HUB

43 AERODYNAMIC DESIGN SIMULATION CFD STEPS: Meshed of the Geometry

44 Meshed of the Geometry

45 Meshed of the Geometry

46 Meshed of the Geometry

47 Meshed of the Geometry

48 Meshed of the Geometry

49 Meshed of the Geometry

50 AERODYNAMIC DESIGN SIMULATION CFD STEPS: Meshed of the Geometry Calculation

51 Calculation

52 Calculation

53 Calculation

54 Calculation

55 Calculation

56 Calculation

57 Calculation

58 Calculation

59 Calculation

60 AERODYNAMIC DESIGN SIMULATION CFD STEPS: Meshed of the Geometry Calculation Postprocess

61 Postprocess

62 Postprocess

63 Postprocess

64 Postprocess

65 AERODYNAMIC DESIGN SIMULATION CFD STEPS: Meshed of the Geometry Calculation Postprocess Optimization

66 Optimization

67 Optimization

68 MECHANICAL DESIGN

69 MECHANICAL DESIGN MECHANICAL FEA STEPS: Meshed of the Geometry

70 Meshed of the Geometry

71 MECHANICAL DESIGN MECHANICAL FEA STEPS: Meshed of the Geometry Stresses and deformation of the blade

72 Stresses and deformations of the blade

73 Stresses and deformations of the blade

74 MECHANICAL DESIGN MECHANICAL FEA STEPS: Meshed of the Geometry Stresses and deformation of the blade Natural frequency of the blade

75 Natural frequency of the blade 1ª Natural Frequency

76 Natural frequency of the blade 2ª Natural Frequency

77 Natural frequency of the blade 3ª Natural Frequency

78 MECHANICAL DESIGN MECHANICAL FEA STEPS: Meshed of the Geometry Stresses and deformation of the blade Natural frequency of the blade Other Mechanical Calculations

79 Other mechanical calculations

80 Other mechanical calculations