Civic centre

NEW CIVIC CENTER Gordona 2016

Building Technology Studio B a.y. 2015/2016 Teachers: prof. arch. L. M. F. Fabris, prof. eng. A. Magri, prof. eng. S. Zabot Collaborators: arch. Gabriele Tavasci, eng. Claudio Sosio De Rosa, eng. Dolf Van Hattem

Group 16 Jacopo Abbate, Xu Chenpeng, Alexandra Stepanova

Concept

.2

N

Functions

Shading

street

Orientation the Summer Solstice

exhibition

Equinox

auditorium

the Winter Solstice

laboratory kindergarten elderly center

library

W

E

bar 21째

44째

67째

S

RO

Project

.3

MA

masterplan

MA

O IA R

V

south elevation

axonometric view

north elevation

Kidergarten+Elderly center .4

A’

C’

A

B

B’

C

ground floor

first floor

second floor

AA’ section

BB’ section

FF’ section

New building .5

Exhibition/Laboratory section

underground floor

ground floor

Longitudinal section

Auditorium section

.6

.7

.8

.9

3 4

Transmittance Values

New Building

5

Kindergarten+Elderly center

1

.10

1 2 3 4 5 6 7 8 9 10

4 5

2 3

VENTILATED ROOF

1 2 1 2 3 4 5 6 7 8 9 10 3 4 5 6 7 8

1 2 3 4 5

1 2

λ

(mm)

(W/m*K)

(m2K/W)

Gypsum plaster

0,02

0,7

0,029

OSB panel

0,03

0,130

0,231

0,2

0,037

5,405

0,0007

0,170

0,004

Air cavity Wooden board Waterproof layer

0,02 0,05 0,0007 0,05 0,03 0,0007

0,150 0,037 0,170 0,026 0,150 0,170

0,133 1,351 0,004 1,923 0,2 0,004

Total

0,402

RockWool Durock Vapor barrier OSB panel EPS insulation Waterproof layer

4

R

1 3

4 5 1 2

4 5 6 7 8 9

83

EXTERIOR WALL

1.

2.

3.

4.

5.

6.

7.

8.

4

λ

(W/m*K)

3

4

R

0,02

0,7

0,029

OSB panel

0,02

0,130

0,154

Vapor barrier RockWool Durock

0,007

0,170

0,004

0,3

0,035

8,571

OSB panel Vapor retarder Air cavity Stone panel

0,02 0,0007 0,025 0,03

0,130 0,170 0,026 0,1

0,154 0,004 1,923 0,3

Total

0,416

4

Gypsum plaster

0,02

0,7

0,029

OSB panel

0,03

0,130

0,231

RockWool Durock Vapor barrier

0,15

0,035

4,286

0,0007

0,17

0,004

0,7

0,7

1

Existing wall

EXTERIOR WALL

1.

2.

3.

4.

5.

1 2

1

3

2

4

3

5

1 2 3 4 5 6 7 84

0,901

5,719

S

(mm)

λ

R

(W/m*K)

(m2K/W)

Gypsum plaster

0,02

0,7

0,029

OSB panel

0,03

0,130

0,231

RockWool Durock Vapor barrier

0,15

0,035

4,286

0,0007

0,17

0,004

0,7

0,7

1

Existing wall Total

0,901

5,719

1 2 3

11,307

U (W/m2K) = 0,175

4

5 6

R

(m2K/W)

3

(m2K/W)

Gypsum plaster

λ

(W/m*K)

U (W/m2K) = 0,175

2

2

S

1.

2.

3.

4.

5.

1

1

(mm)

1

S

(mm)

Total

3

6

ROOF

44 5

4 5

5 2

2

9,455

U (W/m2K) = 0,106

3

6 1 1 27 3 4 5 6 7 8 9 10 72 8 83

61 72

1.

2.

3.

4.

5.

6.

7.

8.

9.

10.

S

U (W/m2K) = 0,088

7 8 1 2 4 5 6 7 8 9 1 2 4 5 6 7 8 9

1 1 2 2

4 5 6 7 8 9

3 4 5

FOUNDATION

1.

2.

4.

5.

6.

7.

8.

9.

Internal flooring

8

λ

R

(W/m*K)

(m2K/W)

0,03

0,73

0,041

Heating pipes

0,06

0,044

1,364

XPS insulation

0,13

0,035

3,714

Vapor barrier Poured concrete Igloo Poured concrete Gravel

0,0007 0,3 0,3 0,1 0,4

0,22 1,4 0,62 1,4 1,5

0,003 0,214 0,484 0,071 0,267

Total

1,346

1.

2.

3.

4.

5.

6.

7.

1 2 3 4 5 6 7 8 1

4 5 6 7 8 9

U (W/m2K) = 0,152

λ

R

(W/m*K)

(m2K/W)

Internal flooring

0,03

0,73

0,041

Heating pipes

0,06

0,044

1,364

Concrete RockWool Durock

0,1

1,4

0,071

0,2

0,035

5,714

Corrugated sheet Suspended ceiling Structural beam Total

0,14 0,02

1,5 0,2

0,093 0,1

2 3

6,599

S

(mm)

4 1 2 3 4 5 6 7 8

6 1 2 7

S

(mm)

SLAB

1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8

U (W/m2K) = 0,132

0,55

7,554

New building

1 waterproof layer

Detailed section

1 5

6

10 2 7

3

4

8

2 larch wood panel 3 longitudinal timber joist

11 9

4 waterproof layer

12

35 EPS insulation 6 OSB woodboard 7 vapor barrier

14

8 rockwool insulation 9 secondary beam

exhibition

10 3 copper gutter 15

11 woodboard 12 polyurethane foam

17

19

37

porch

20

14

20

14

14 triple glazing frame window

38 39

20 3 timber pilar

13 EPS insulation

36

18

10 9

exhibition

23 XPS insulation

porch

36 3 roof tiles 37 timber longitudinal joist 38 woodboard

25 3 poured concrete, metallic web

39 primary beam

26 igloo PVC

28 gravel 29 3 reinforced concrete foundation 30 3 pilar steel conncetion 31 exterior tiles

30 21 25

31

23

33

24

32

34 35

29

33 XPS insulation

35 drainage system

22

26

32 3 poured concrete

34 3 stone panel

17 gypsum plaster

19 rockwool insulation

24 3 waterproof layer

27 3 concrete screed

15 3 exterior wall timber joist

18 rockwool insulation

21 concrete floor 22 3 heating pipes

inner courtyard

27 28

.11

Kindergarten+Elderly center

1 steel sheet 1

Detailed section

2 geotextile

2

3 woodboard

3

4 longitudinal steel joist

4 5

technical room

7

6

35 waterproof layer 22

6 roof steel inclinated beam 7 finishing woodboard 8 existing stone wall 9 rockwool insulation

8 10

10 3 insulating foam 11 OSB panel 12 vaopor barrier 13 rockwool insulation

11

14 triple glazing frame window

12

15 3 exterior tiles 13

elderly room

17 EPS insulation 18 concrete screed for systems 14

19 poured concrete, metallic web 20 3 igloo PVC 21 reinforced concrete foundation 22 3 concrete screed 23 gravel 24 3 drainge system

15

18

17 19

24 20 21 22 23

.12

VENTILATION

-1 floor

.13 Dhw

Air handling unit

New building

Kindergarten+elderly center flow 4139 m3/h air changes 1.7/h

-3.30

flow 7802 m /h air changes 3.4/h 3

Mechanical ventilation, heat recovery 70 %

MAIN AIR DUCTS

Air handling unit -1 floor

-3.30

circular section d = 2*√(A/pi) = 0.4 m

F = 13860 m3/h v = 3m/s*3,6 A = F/(v*3600) = 0.13 m2

0 floor

-1 floor

±0.00

LAB

Technical underground room -3.30

2837.5 m3 2270 m3 490 m2

-0.45

YARD

total volume air volume heated floor

circular section d = 2*√(A/pi) = 0.8 m

-3.30

longitudinal section

New building

Kindergarten+elderly center

F = 4950 m3/h v = 3m/s*3,6 A = F/(v*3600) = 0.45 m2

Hp/Dhw

AIR CHANGES

New building

-3.30 ±0.00

2992.5 m3 2395 m3 540 m2

-3.30

total volume air volume heated floor

±0.00

Kindergarten+elderly center

0 floor

LAB

groundfloor plan

±0.00

undergroundfloor plan 0 floor

Energy Balance .14 using CasaNova software

ELECTIRCITY CONSUMPTION

HEAT ENERGY DEMAND

New building heat pump: ventilation system: elevator: bar machines: lighting:

3506 kWh/y 1308.9 kWh/y 150 kWh/y 600 kWh/y 3076.5 kWh/y

Total 8641 kWh/y

Kindergarten+elderly center

New building

heat pump: ventilation system: elevator: kitchen machines: lighting:

conduction losses: ventilation losses: usable solar gains: usable internal gains: heat energy demand: maximum heating load:

2780 kWh/y 998.1 kWh/y 547.5 kWh/y 1500 kWh/y 1576.9 kWh/y

Total 8497 kWh/y

specific heat energy demand:

Kindergarten+elderly center 20180 kWh/y 4167 kWh/y 16642 kWh/y 1379 kWh/y 6266 kWh/y 12,5 kW 12,8 kWh/m2y

conduction losses: ventilation losses: usable solar gains: usable internal gains: heat energy demand: maximum heating load: specific heat energy demand:

14886 kWh/y 3158 kWh/y 10246 kWh/y 1620 kWh/y 6179 kWh/y 8,5 kW 11,4 kWh/m2y

HEAT PUMP COP assumed = 3 Qh/Qe

Qh (total heating energy demand) = 21 kW Qe (total electric energy demand) = 7 kW Qc (geothermal energy demand) = 14 kW

Qh HEATING STRATEGIES

heat losses

HP

Qc

Qe

New building

Kindergarten+Elderly center

DHW provided directly from the HP.

Kindergarten’s DHW is connected to the main HP whereas the last floor is conncected to the solar thermal collectors installed on the roof.

Renewable energies .15

PHOTOVOLTAIC COLLECTORS

GEOTHERMAL ENERGY_boreholes

Total electric energy consumption 17139 kWh/y

computation according to the electric power consumption (kW)

Power exchanged by 1m of boreholes equals to 60W.

Geothermal power demand 14 kW

Boreholes total length 234m Chosen solution 4x60m

Power produced by 1m2 collector is 100 kWh/y*m2 according to the geographical conditions PV total surface 172 m2

SOLAR THERMAL COLLECTORS Total surface 11 m2

number of people 11 liters per day 50 m2 per person 1

solar thermal collectors

photovoltaic panels

solar panel

tank

tap

water aqueduct boreholes

solar thermal collectors scheme