Development of estate level outdoor ventilation prediction models for HDB estates in singapore 2

Q PERM – Pedestrian Level, Point Blocks, Ground Floor Only Permeability Figure A2-20a: POINT BLOCKS, ground floor only permeability configuration - Velocity vectors for PERM = 0.007 1 fl

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APPENDIX 2

Diagrams for Chapter 5’s Parametric Study

(A) GBCR – Pedestrian Level, Point Blocks, Random Configuration

Figure A2-1(a): POINT BLOCKS, Random Configuration - Velocity vectors for

GBCR = 0.054 for wind from 0˚ north (pedestrian level)

Figure A2-1(b): POINT BLOCKS, Random Configuration - Velocity vectors for

Wind

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Figure A2-1(c): POINT BLOCKS, Random Configuration - Velocity vectors for

Figure A2-1(d): POINT BLOCKS, Random Configuration - Velocity vectors for

Wind

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Figure A2-1(e): POINT BLOCKS, Random Configuration - Velocity vectors for

Figure A2-1(f): POINT BLOCKS, Random Configuration - Velocity vectors for

Wind Wind

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Figure A2-1(g): POINT BLOCKS, Random Configuration - Velocity vectors for

(B) GBCR – Pedestrian Level, Point Blocks, Group Configuration

Figure A2-2(a): POINT BLOCKS, Group Configuration - Velocity vectors for GBCR

= 0.054 for wind from 0˚ north (pedestrian level)

Wind

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Figure A2-2(b): POINT BLOCKS, Group Configuration - Velocity vectors for GBCR

Figure A2-2(c): POINT BLOCKS, Group Configuration - Velocity vectors for GBCR

Wind

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(C) GBCR – Pedestrian Level, Point Blocks, Courtyard Configuration

Figure A2-3(a): POINT BLOCKS, Courtyard Configuration - Velocity vectors for

Figure A2-3(b): POINT BLOCKS, Courtyard Configuration - Velocity vectors for

Wind

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Figure A2-3(c): POINT BLOCKS, Courtyard Configuration - Velocity vectors for

(D) GBCR – Mid-Level, Point Blocks, Random Configuration

Figure A2-4(a): POINT BLOCKS, Random Configuration - Velocity vectors for

GBCR = 0.054 for wind form 0˚ north (mid-level)

Wind

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Figure A2-4(b): POINT BLOCKS, Random Configuration - Velocity vectors for

GBCR = 0.126 for wind from 0˚ north (mid-level)

Figure A2-4(c): POINT BLOCKS, Random Configuration - Velocity vectors for

Wind

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Figure A2-4(d): POINT BLOCKS, Random Configuration - Velocity vectors for

Figure A2-4(e): POINT BLOCKS, Random Configuration - Velocity vectors for

Wind

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Figure A2-4(f): POINT BLOCKS, Random Configuration - Velocity vectors for

Figure A2-4(g): POINT BLOCKS, Random Configuration - Velocity vectors for

Wind

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(E) GBCR – Mid-Level, Point Blocks, Group Configuration

Figure A2-5(a): POINT BLOCKS, Group Configuration - Velocity vectors for GBCR

= 0.054 for wind from 0˚ north (mid-level)

Figure A2-5(b): POINT BLOCKS, Group Configuration - Velocity vectors for GBCR

Wind

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Figure A2-5(c): POINT BLOCKS, Group Configuration - Velocity vectors for GBCR

(F) GBCR – Mid-Level, Point Blocks, Courtyard Configuration

Figure A2-6(a): POINT BLOCKS, Courtyard Configuration - Velocity vectors for

Wind

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Figure A2-6(b): POINT BLOCKS, Courtyard Configuration - Velocity vectors for

Figure A2-6(c): POINT BLOCKS, Courtyard Configuration - Velocity vectors for

Wind

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(G) GBCR – Pedestrian Level, Slab Blocks, Random Configuration

Figure A2-7(a): SLAB BLOCKS, Random Configuration - Velocity vectors for

Figure A2-7(b): SLAB BLOCKS, Random Configuration - Velocity vectors for

Wind

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Figure A2-7(c): SLAB BLOCKS, Random Configuration - Velocity vectors for

Figure A2-7(d): SLAB BLOCKS, Random Configuration - Velocity vectors for

Wind

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Figure A2-7(e): SLAB BLOCKS, Random Configuration - Velocity vectors for

Figure A2-7(f): SLAB BLOCKS, Random Configuration - Velocity vectors for

Wind

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(H) GBCR – Pedestrian Level, Slab Blocks, Group Configuration

Figure A2-8(a): SLAB BLOCKS, Group Configuration - Velocity vectors for GBCR

Figure A2-8(b): SLAB BLOCKS, Group Configuration - Velocity vectors for GBCR

Wind

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Figure A2-8(c): SLAB BLOCKS, Group Configuration - Velocity vectors for GBCR

Figure A2-8(d): SLAB BLOCKS, Group Configuration - Velocity vectors for GBCR

Wind Wind

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(I) GBCR – Pedestrian Level, Slab Blocks, Courtyard Configuration

Figure A2-9(a): SLAB BLOCKS, Courtyard Configuration - Velocity vectors for

Figure A2-9(b): SLAB BLOCKS, Courtyard Configuration - Velocity vectors for

Wind

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Figure A2-9(c): SLAB BLOCKS, Courtyard Configuration - Velocity vectors for

Figure A2-9(d): SLAB BLOCKS, Courtyard Configuration - Velocity vectors for

Wind

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(J) GBCR – Mid-Level, Slab Blocks, Random Configuration

Figure A2-10(a): SLAB BLOCKS, Random Configuration - Velocity vectors for

Figure A2-10(b): SLAB BLOCKS, Random Configuration - Velocity vectors for

Wind

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Figure A2-10(c): SLAB BLOCKS, Random Configuration - Velocity vectors for

Figure A2-10(d): SLAB BLOCKS, Random Configuration - Velocity vectors for

GBCR = 0.312 for wind from 90˚ north (mid-level)

Wind Wind

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Figure A2-10(e): SLAB BLOCKS, Random Configuration - Velocity vectors for

Figure A2-10(f): SLAB BLOCKS, Random Configuration - Velocity vectors for

Wind

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(K) GBCR – Mid-Level, Slab Blocks, Group Configuration

Figure A2-11(a): SLAB BLOCKS, Group Configuration - Velocity vectors for

Figure A2-11(b): SLAB BLOCKS, Group Configuration - Velocity vectors for

Wind

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Figure A2-11(c): SLAB BLOCKS, Group Configuration - Velocity vectors for

Figure A2-11(d): SLAB BLOCKS, Group Configuration - Velocity vectors for

Wind

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(L) GBCR – Mid-Level, Slab Blocks, Courtyard Configuration

Figure A2-12(a): SLAB BLOCKS, Courtyard Configuration - Velocity vectors for

Figure A2-12(b): SLAB BLOCKS, Courtyard Configuration - Velocity vectors for

Wind

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Figure A2-12(c): SLAB BLOCKS, Courtyard Configuration - Velocity vectors for

GBCR = 0.352 for wind form 0˚ north (mid-level)

Figure A2-12(d): SLAB BLOCKS, Courtyard Configuration - Velocity vectors for

Wind

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(M) HV – Pedestrian Level, Point Blocks, Random Configuration

Figure A2-13(a): Point blocks: Random configuration - 0˚ north wind orientation, HV

= 21 (Section view)

Section

Wind

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Figure A2-13(b): Point blocks: Random configuration - 0˚ north wind orientation, HV

= 63 (Section view)

Figure A2-14: (a) Point blocks: Random configuration - 0˚ north wind orientation,

HV = 21(Plan view, 2m above ground); (b) Slab blocks: Random configuration - 0˚

north wind orientation, HV = 21 (Plan view, 2m above ground)

Section

Wind Wind

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(N) HV – Pedestrian Level, Point Blocks, Stratified Configuration

Figure A2-15: Point blocks: Stratified configuration - 0˚ north wind orientation, HV =

52 (Section view)

Section

Wind Wind

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Figure A2-16(a): Point blocks: Stratified configuration - 45˚ north wind orientation,

HV = 21 (Plan view, 2m above ground)

Figure A2-16(b): Point blocks, Random configuration - 45˚ north wind orientation,

HV = 21 (Plan view, 2m above ground)

Wind

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(O) HV – Mid-Level, Point Blocks, Random Configuration

Figure A2-17: Point blocks: Random configuration - 0˚ north wind orientation, HV =

52 (Section view)

Section

Wind Wind

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(P) HV – Pedestrian Level, Slab Blocks, Random Configuration

Figure A2-18: Slab blocks: Random configuration - 0˚ north wind orientation, HV =

27 (Plan view, 2m above ground)

Wind

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Figure A2-19: Slab blocks: Random configuration - 0˚ north wind orientation, HV =

27 (Section view)

Section

Wind Wind

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(Q) PERM – Pedestrian Level, Point Blocks, Ground Floor Only Permeability

Figure A2-20(a): POINT BLOCKS, ground floor only permeability configuration - Velocity vectors for PERM = 0.007 (1 floor) for wind from 0˚ north (pedestrian level),

Plan and part section view

Wind

Section

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Figure A2-20(b): POINT BLOCKS, ground floor only permeability configuration - Velocity vectors for PERM = 0.045 (3 floors) for wind from 0˚ north (pedestrian

level), Plan and part section view

Wind Section

Wind

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(R) PERM – Pedestrian Level, Point Blocks, Ground Floor and height Permeability

Mid-Figure A2-21(a): POINT BLOCKS, ground floor and mid-height permeability configuration - Velocity vectors for PERM = 0.014 (1 Floor, 1 Mid) for wind from 0˚

north (pedestrian level), Plan view

Figure A2-21(b): POINT BLOCKS, ground floor and mid-height permeability configuration - Velocity vectors for PERM = 0.090 (3 Floor, 3 Mid) for wind from 0˚

north (pedestrian level), Plan view

Wind

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Figure A2-21(c): POINT BLOCKS, ground floor only permeability configuration - Velocity vectors for PERM = 0.045 (3 Floors) for wind from 0˚ north (pedestrian

level), Plan and section view

Wind

Section

Wind

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Figure A2-21(d): POINT BLOCKS, ground floor and mid-height permeability configuration - Velocity vectors for PERM = 0.052 (3 Floor, 1 Mid) for wind from 0˚

north (pedestrian level), Plan and section view

Wind

Section

Wind

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(S) PERM – Pedestrian Level, Point Blocks, Mid-height Only Permeability

Figure A2-22(a): POINT BLOCKS, mid-height only permeability configuration - Velocity vectors for PERM = 0.007 (1 Mid) for wind from 0˚ north (pedestrian level),

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Figure A2-22(c): POINT BLOCKS, mid-height only permeability configuration - Velocity contours for PERM = 0.007 (1 Mid) for wind from 0˚ north (pedestrian

level), Section view

Figure A2-22(d): POINT BLOCKS, mid-height only permeability configuration - Velocity contours for PERM = 0.045 (3 Mid) for wind from 0˚ north (pedestrian

level), Section view

Wind

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(T) PERM – Mid-Level, Point Blocks, Ground Floor Only Permeability

Figure A2-23(a): POINT BLOCKS, ground floor only permeability configuration - Velocity vectors for PERM = 0.007 (1 Floor) for wind from 0˚ north (mid-level), Plan

and section view

Section

Wind

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Figure A2-23(b): POINT BLOCKS, ground floor only permeability configuration - Velocity vectors for PERM = 0.045 (3 Floors) for wind from 0˚ north (mid-level),

Plan and section view

Section

Wind

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(U) PERM – Mid-Level, Point Blocks, Ground Floor and Mid-height Permeability

Figure A2-24(a): POINT BLOCKS, ground floor only permeability configuration - Velocity vectors for PERM = 0.045 (3 Floors) for wind from 0˚ north (mid-level),

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Figure A2-24(c): POINT BLOCKS, ground floor and mid-height permeability configuration - Velocity vectors for PERM = 0.052 (3 Floors, 1 Mid) for wind from

0˚ north (mid-level), Part Section view

Figure A2-24(d): POINT BLOCKS, ground floor only permeability configuration - Velocity vectors for PERM = 0.045 (3 Floors) for wind from 45˚ north (mid-level),

Plan view

Opposing wind causes disruption to parallel and oblique wind orientations

No Opposing wind

Wind Wind

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Figure A2-24(e): POINT BLOCKS, ground floor and mid-height permeability configuration - Velocity vectors for PERM = 0.052 (3 Floors, 1 Mid) for wind from

45˚ north (mid-level), Plan view

Figure A2-24(f): POINT BLOCKS, ground floor and mid-height permeability configuration - Velocity vectors for PERM = 0.052 (3 Floors, 1 Mid) for wind from

45˚ north (mid-level), Section view

a similar flow pattern throughout the different levels

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(V) PERM – Mid-Level, Point Blocks, Mid-height Only Permeability

Figure A2-25(a): POINT BLOCKS, mid-height only permeability configuration - Velocity vectors for PERM = 0.007 (1 Mid) for wind from 0˚ north (mid-level), Plan

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(W) PERM – Pedestrian Level, Slab Blocks, Ground Floor Only Permeability

Figure A2-26(a): SLAB BLOCKS, ground floor only permeability configuration -

Velocity vectors for PERM = 0.005 (1 floor) for wind from 0˚ north (pedestrian level),

Plan and section view

Wind Section

Wind

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Figure A2-26(b): SLAB BLOCKS, ground floor only permeability configuration - Velocity vectors for PERM = 0.043 (3 floors) for wind from 0˚ north (pedestrian

level), Plan and section view

Wind Section

Wind

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(X) PERM – Pedestrian Level, Slab Blocks, Ground Floor and Mid-level

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Figure A2-27(b): SLAB BLOCKS, ground floor and mid-height permeability configuration - Velocity vectors for PERM = 0.026 (2 floors, 1 mid) for wind from 0˚

north (pedestrian level), Plan and section view

Section

Wind

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(Y) PERM – Pedestrian Level, Slab Blocks, Mid-level Only Permeability

Figure A2-28(a): SLAB BLOCKS, mid-height only permeability configuration - Velocity vectors for PERM = 0.005 (1 mid) for wind from 0˚ north (pedestrian level),

Plan and section view

Section

Wind

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Figure A2-28(b): SLAB BLOCKS, mid-height only permeability configuration - Velocity vectors for PERM = 0.043 (3 mid) for wind from 0˚ north (pedestrian level),

Section

Wind

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(Z) PERM – Mid-Level, Slab Blocks, Ground Floor Only Permeability

Figure A2-29(a): SLAB BLOCKS, ground floor only permeability configuration - Velocity vectors for PERM = 0.020 (2 floors) for wind from 0˚ north (mid-level),

Section

Wind

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Figure A2-29(b): SLAB BLOCKS, ground floor only permeability configuration - Velocity vectors for PERM = 0.020 (2 floors) for wind from 90˚ north (mid-level),

Section

Wind

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