Energy Efficient High-rise Buildings In Different Climate Regions (Hamburg) - Hamad Alnafie

ENERGY EFFICIENT HIGH-RISE BUILDINGS IN DIFFERENT CLIMATE REGIONS (Hamburg, Germany) Instructor: Dr-Ing. Mohannad Bayoumi

AR 408 Studio Design Department of Architecture Faculty of Architecture and Planning King Abdulaziz University

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Student: Hamad Alnafie

06.01 DESIGN CONCEPT 06.01 WORK FLOW 06.02 CONCEPT APPROACH 06.03 ARCHITECTURAL DRAWINGS 06.04 DETAIL DESIGN

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06.01 WORK FLOW WORK FLOW

Geometry & Grid

Site Plan

Shade & Shadow Analysis

Core Organization

Ground on Site

Double Facade Concept

Mass Development

Core and Plumbing Details

Double Facade Integration

Form Alternatives The Skeletal Frame System

Typical Plans

Energy Demand

Case Study

Structure and M.E.P.

Solar Systems

Building Floors

Parking Plan and Structure

Glass Solar Systems

Stairs Concept

Sections and Elevation

Total Energy Demand

Landscape Concept

3D Isometric View

Perspectives

CONCEPT APPROACH

ARCHITEVTURAL DRAWINGS

DETAIL DESIGN

FINAL PROJECT

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06.02 CONCEPT APPROACH Geometry and Grid

A RECTANGLE AND TWO CIRCLES

Plan Grid 22.5

7.5

2.7 2.7

ARCHITECTURAL GRID

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9.6

STRUCTURAL GRID

ANGULAR GRID

06.02 CONCEPT APPROACH Core Organization

Views

Cross ventilation

3 6 w 0 e i V -The core in the middle allows the offices to see the city from all fronts.

Views

Block

Can’t protect from sun radiation

-The core in the middle allows air to enter from all sides of the building, especially from the western side from which the prevailing winds come.

Can’t protect from sun radiation.

Cross ventilation

Sun

protect from sun radiation

Block

-The cores at the edges of the building prevent the entry of air, especially from the western side from which the prevailing winds come.

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Sun

protect from sun radiation

06.02 CONCEPT APPROACH Core Organization After studying and analyzing the locations of cores, they will now be evaluated according to the chosen criteria, and then we will choose the best location for the cores.

Cross ventilation Views

Sun rays protection

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Weak

Mid

Strong

Weak

Mid

Strong

Weak

Mid

Strong

Weak

Mid

Strong

Weak

Mid

Strong

Weak

Mid

Strong

06.02 CONCEPT APPROACH Core Organization After studying and analyzing the locations of cores, they will now be evaluated according to the chosen criteria, and then we will choose the best location for the cores.

Safer in fire Escape Plan More Flexable in Plan Organization

Allows division of offices

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Weak

Mid

Strong

Weak

Mid

Strong

Weak

Mid

Strong

Weak

Mid

Strong

Weak

Mid

Strong

Weak

Mid

Strong

06.02 CONCEPT APPROACH Site Context & Mass Development

108m

HEIGHT

Site

NIE

HARMO

ELBPHIL

ELBPHILHARMONIE

Rectangular Form

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108m 100m

Oval Form

OFFICE BUILDING

Inclination For Solar System

06.02 CONCEPT APPROACH Form Finding Process

Voids and Atrium Integration on the building

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Adding and Subtracting in the Building

Dividing in to two Twin Towers

06.02 CONCEPT APPROACH Renzo Piano - Eighty Seven Park Residential Building In Miami

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06.02 CONCEPT APPROACH Building Floors ROOF

ROOF

ROOF MECHANICAL FLOOR

OFFICE TYPE 6

OFFICE TYPE 4

OFFICES

OFFICES

OFFICE TYPE 5

OFFICE TYPE 3

OFFICE TYPE 2

OFFICE TYPE 1 LOBBY LOBBY PARKING AREA

Having the same height of the lobby and the offices 11

LOBBY PARKING AREA

PARKING AREA

Having a double height for the lobby and reducting the area to have a canteliver

Rising the Ground Floor to avoid Future Floods and adding the Mechanical Floors and Stairs

MECHANICAL FLOOR

06.02 CONCEPT APPROACH Stairs Design

The Concept of Stairs in Hafencity is Common in their Design s o that People sit on it and watch the River.

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06.02 CONCEPT APPROACH Landscape Design

Landscape Design in Hafencity is Designed with Levels so that people lay and relax and watch the Elb River.

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06.01 WORK FLOW WORK FLOW

Geometry & Grid

Site Plan

Shade & Shadow Analysis

Core Organization

Ground on Site

Double Facade Concept

Mass Development

Core and Plumbing Details

Double Facade Integration

Form Alternatives The Skeletal Frame System

Typical Plans

Energy Demand

Case Study

Structure and M.E.P.

Solar Systems

Building Floors

Parking Plan and Structure

Glass Solar Systems

Stairs Concept

Sections and Elevation

Total Energy Demand

Landscape Concept

3D Isometric View

Perspectives

CONCEPT APPROACH

ARCHITEVTURAL DRAWINGS

DETAIL DESIGN

FINAL PROJECT

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06.03 ARCHITECTURAL DRAWINGS Site Plan (Hafencity, Hamburg, Germany)

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06.03 ARCHITECTURAL DRAWINGS Ground on Site Plan

Entrance

Entrance

Total Area:7100m

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2

Number of Entrances: 2

2

Ground Floor area: 830 m

2

Outdoor Spaces area: 3250 m

06.03 ARCHITECTURAL DRAWINGS Core Design& Plumbing Details

Fire Fighting Lift

W.C.

Fire Escape

Compressed Air Shaft

W.C.

Service Lift

Electrical Room Electrical Shaft

HVAC Shaft

Plumbing Shaft

Plumbing Shaft

HVAC Shaft

Electrical Shaft Electrical Room

Storage

W.C.

Compressed Air Shaft

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Cores Area: 199m

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Lifts

Fire Escape

Core Ratio: 19%

W.C.

Storage

06.03 ARCHITECTURAL DRAWINGS Core Design& Plumbing Details

Treated Water Supply Fire Supply

Vent Stack Soil Stack

Hot Water Supply Fire Drain Hot Water Return Portable Water Supply

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06.03 ARCHITECTURAL DRAWINGS Typical Plans (Type 1)

2

Total Floor Area:1132m

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2

Cores Area: 199m

Core Ratio: 19%

Occupants: 60

Number of Toilets: 8

06.03 ARCHITECTURAL DRAWINGS Typical Plans (Type 2)

2

Total Floor Area:1132m

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2

Cores Area: 199m

Core Ratio: 19%

Occupants: 60

Number of Toilets: 8

06.03 ARCHITECTURAL DRAWINGS Typical Plans (Type 3)

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Total Floor Area:1132m

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2

Cores Area: 199m

Core Ratio: 19%

Occupants: 60

Number of Toilets: 8

06.03 ARCHITECTURAL DRAWINGS Typical Plans (Type 4)

Total Floor Area:563m

22

2

2

Cores Area: 199m

Core Ratio: 19%

Occupants: 44

Number of Toilets: 4

06.03 ARCHITECTURAL DRAWINGS Typical Plans (Type 5)

2

Total Floor Area:340m

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2

Cores Area: 199m

Core Ratio: 19%

Occupants: 44

Number of Toilets: 4

06.03 ARCHITECTURAL DRAWINGS Typical Plans (Type 6)

Total Floor Area:276m

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2

2

Cores Area: 199m

Core Ratio: 19%

Occupants: 22

Number of Toilets: 2

06.03 ARCHITECTURAL DRAWINGS Structure Plan & Module

9.6m

9.6m

5.4m

9.6m

9.6m

9.6m

5.4m

9.6m

9.6m

9.6m

7.5m

7.5m

7.5m

7.5m

7.5m

7.5m

9.6m

9.6m

25

9.6m

9.6m

06.03 ARCHITECTURAL DRAWINGS 3D Strucrture phases

1: Cores

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2: Columns and Beams

3: Floors

4: Roof and Glazing Panels

06.03 ARCHITECTURAL DRAWINGS Mechanical Plan HVAC Supply & Return Distribution

1.1m

1.1m

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1.1m

1.1m

Supply

Return

06.03 ARCHITECTURAL DRAWINGS Mechanical Plan HVAC Supply & Return Distribution

Mechanical Floor

0.3m 0.6m 0.3m

3.0m

Mechanical Floor 28

06.03 ARCHITECTURAL DRAWINGS Parking Plan

2

Total Floor Area:6200m

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Number of Parkings: 122

2

Cores Area: 190m

Ramp Length: 24m - 1/6

06.03 ARCHITECTURAL DRAWINGS Strcuture of the Parking Plan

2

Total Floor Area:6200m

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Number of Parkings: 122

2

Cores Area: 190m

Ramp Length: 24m - 1/6

06.03 ARCHITECTURAL DRAWINGS Section A-A’

108m

3.6m

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Ground Floor

06.03 ARCHITECTURAL DRAWINGS 3D Detailed Section

Road Level Core

Catwalk

Closed Offices Ventilation Grills

Open Offices

Double Facade

Sea Level

Ramp

Underground Parking

Fire Escape Stairs Lobby Mechanical Floor

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Light Weight Steel Structure Stairs

06.03 ARCHITECTURAL DRAWINGS South Elevation

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06.03 ARCHITECTURAL DRAWINGS Isometric 3D View of the Site

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06.03 ARCHITECTURAL DRAWINGS Isometric 3D View of the Building

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06.01 WORK FLOW WORK FLOW

Geometry & Grid

Site Plan

Shade & Shadow Analysis

Core Organization

Ground on Site

Double Facade Concept

Mass Development

Core and Plumbing Details

Double Facade Integration

Form Alternatives The Skeletal Frame System

Typical Plans

Energy Demand

Case Study

Structure and M.E.P.

Solar Systems

Building Floors

Parking Plan and Structure

Glass Solar Systems

Stairs Concept

Sections and Elevation

Total Energy Demand

Landscape Concept

3D Isometric View

Perspectives

CONCEPT APPROACH

ARCHITEVTURAL DRAWINGS

DETAIL DESIGN

FINAL PROJECT

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06.04 DETAIL DESIGN Shade and Shadow Analysis

N 330

30

60

300

E

W

120

240

150

210 S

Sun path diagram

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06.04 DETAIL DESIGN double facade Concept The high-performance, heat-r flecting,triple-glazed windows of the towers provide good insulation and only allow a small amount of solar heat through. Additional solar control is provided by the electronically controlled, highly reflective Venetian blinds which are located inside the building.

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06.04 DETAIL DESIGN double facade Concept

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06.04 DETAIL DESIGN double facade Concept

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06.04 DETAIL DESIGN double facade Integration

Double Facade Integration on Each Floor

Stack Ventilation 41

North Elevation of the roof

06.04 DETAIL DESIGN double facade Integration

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06.04 DETAIL DESIGN double facade Integration

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06.04 DETAIL DESIGN double facade Integration

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BUILDING ENERGY CONSUMPTION (IDA ICE)

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06.04 DETAIL DESIGN Energy Demand (Single Glazing) Frame work Item

Unit

Case 1

Case 2

U value wall

[W/m K]

2

0.53

0.22

U value glass

[W/m K]

2

1.9

0.7

Shading Device

[-]

No

No

HVAC System

[-]

VAV Temp.

VAV Temp.

Window Opening

[-]

No

No

Occupants

[-]

60

60

Electrical Devices

[-]

60

60

Working Hours

[-]

8-5

8-5

Energy Consump�on Case 2

Energy Consump�on Case 1 254

154 104 54 4

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kWh/m2

kWh/m2

204

210 190 170 150 130 110 90 70 50 30 10

Total Energy Demand

Total Energy Demand

111857 kWh/m2.a

84537 kWh/m2.a

06.04 DETAIL DESIGN Energy Demand (Double Facade) Frame work Item

Unit

Case 3

Case 4

U value wall

[W/m K]

2

0.53

0.22

U value glass

[W/m K]

2

1.9

0.7

Shading Device

[-]

Double Facade

Double Facade

HVAC System

[-]

VAV Temp.

VAV Temp.

Window Opening

[-]

No

No

Occupants

[-]

60

60

Electrical Devices

[-]

60

60

Working Hours

[-]

8-5

8-5

Energy Consump�on Case 4

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210 190 170 150 130 110 90 70 50 30 10

kWh/m2

kWh/m2

Energy Consump�on Case 3 210 190 170 150 130 110 90 70 50 30 10

Total Energy Demand

Total Energy Demand

82789 kWh/m2.a

74687 kWh/m2.a

06.04 DETAIL DESIGN Energy Demand (Double Facade) Frame work Item

Unit

Case 1

Case 2

Case 3

Case 4

U value wall

[W/m K]

2

0.53

0.22

0.22

0.22

U value glass

[W/m K]

2

1.9

0.7

0.7

0.7

Shading Device

[-]

No

Yes

Yes

Yes

HVAC System

[-]

VAV Temp.

VAV Temp.

VAV Temp.

VAV Temp.

Window Opening

[-]

No

No

No

PI Temp. Control

Opera�ve Temperature

kWh/m2

Energy Consump�on Case 4 210 190 170 150 130 110 90 70 50 30 10

Total Energy Demand 74687 kWh/m2.a X 25 = 1,867,175 kWh/m2.a 48

24.5 24 23.5 23 22.5 22 21.5 21

PHOTOVOLTAIC SYSTEM (POLYSUN)

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06.04 DETAIL DESIGN Solar Systems

Roof Isometric View of the Roof Number of PV Panels: 914 50

06.04 DETAIL DESIGN PV Pannel Details

+

-

+

-

24V X 5A 120W

Serial System

PV Layers & Types 1.00 m

͘ 1.65 m

+

-

+

-

12V X 10A 120W

P.V. Dimensions

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Parallel System

06.04 DETAIL DESIGN Inverters

Roof Isometric View of the Roof Number of Inverters: 12 52

06.04 DETAIL DESIGN Polysun Simulation (Roof)

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06.04 DETAIL DESIGN Total Energy Consumption and Reduction

Total Energy Consumption 120.K 100.K 80.K 60.K 40.K 20.K .K

Existing Condition

IDA Stratigies

Total Energy Demand 74687 kWh/m2.a 8.5% Solar = 63483 kWh/m2.a 54

After Energy Production Roof

1,867,175 kWh/m2.a X 25 = 1,587,075 kWh/m2 .a

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Thank You

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