TeamKill Bill2017 U.S. Department of Energy Race to Zero Student Design

Presenters

Arihant Jain

Pooja Mundhe

Sahil Priyadarshi

Vasudha Sunger

2

1. Context

2. Project

3. Design

4. Vision

India

CONTEXT 3

Climate of Jaipur is like Phoenix Zone 2B, Hot & Dry except-

Climatic condition Jaipur Phoenix

Rainfall mm (inch) 550(21.6) 211(8.7)

Minimum DB temp.

(Peak) °C (°F)

Minimum temp.

3.7 (38.66)

Minimum temp. -

2.8 (26.9)

Challenges and Issues Statistics

Population growth 2.1 % every year

Water scarcity 41% scarcity

Air pollution Ranked 6th reason for death

Health infrastructure 21% of the world’s disease

burden rates of maternal

and infant mortality.

Energy consumption 80 TWh in 2000 to 186 TWh

in 2012, and constitutes

22% of total current

electrical consumption

India, the world’s 4th largest carbon

emitter, ratified the Paris agreement on

climate change.

Jaipur the City

Capital city of Rajasthan

Heritage of architecture and astronomy

6,337 person/sqkm density

Hub for trade, commerce and tourism

Rajasthan: 1/6th of the coutry’s RE potential

Air quality: PM 2.5 and 10 are critical (WHO)

CONTEXT 4

Site location & Neighbourhood

Residential Zone of the developed area

boundary of Jaipur Development Authority

Built-up area allowed: 1.2 x site area

Max height of the building: 39.3 ft.

Front margin: 20 ft.

Side margin 10 ft. on two sides

CONTEXT 5

Site Constraints & Goals

6

Energy

performance

Adaptability Zero water

discharge

Affordability

& durability

Indoor air

Quality

Regenerative

oasis landscape

Energy

Scarcity

Climate

change

Water

Scarcity

Developing

economy

Degraded

Air Quality

Devoid of

vegetationConstraints

Goals

CONTEXT

Multidisciplinary team

7

Architects

Civil Engineer

Mechanical

Engineers

Week 1

Week 4 Week 8

Charrette

Week 15

Week 21

%

Com

ple

ted

Working

Drawing

3d views

Interior

details

Documen

tation

Timeline of work progress

Envelope

optimization

Zero

water

discharge

strategies

Final

Architectural

design

Cost

optimization

Detailed

Energy

Analysis

Lighting

&Appliance

selection

Mechanical

systems Pre

concept

Passive

strategies

Mechanical

systems

Envelope

design

Construction

methods

Pre

design

energy

analysis

Impact of

ECM’s

Landscape

design

Cost

optimization

Electrical

&

Plumbing

Design

% Rem

ain

ing

Interior

details

Process

Pre-design Analysis

8

IMAC

Family of 4

Unoccupied

Hours

10 AM to 6PM

India Model for

Adaptive (Thermal)

Comfort

Process

Pre-design Analysis

9

Model Orientation Aspect Ratio WFR Comfort Hours

-- 1:1

5 3058

10 3075

15 4396

EW 1:2

5 5404

10 5539

15 5597

NS 2:1

5 4995

10 5087

15 5124

EW 2:3

5 5440

10 5549

15 5475

NS 3:2

5 5138

10 5058

15 5051

Process

Plans

10

A

A’

C

C’

C

C’

A’

AAspect Ratio 2:1

Process

Courtyard

Kitchen Garden

Plans

11

Site Plan

First Floor Plan

Underground sump

Root zone treatment

Settler, Aerobic

baffle reactors,

Aerobic filters

Septic tank

Percolation pit

• Equal distribution

of built and

open spaces

• Service spaces

towards road for

easy accessibility

• Central

courtyard

garden– Oasis

feel

• Endemic planter

species to reduce

water usage

• Vastu principleAirbnb

Location of waste water treatment plant

Design

Interiors

12

Materials used in the interiors:

• Polished Concrete flooring-Low cost, low

energy and durable

• Particle Board-Sustainable replacement for

wood used in interiors

• Low VOC paints-To improve indoor air quality

• Eco friendly fabric-Easy maintenance and to

protect the indoor air quality

View of the Pooja Area

REFRESHING AMBIENCE

RAJASTHANI LOCAL ARCHITECTURE AND

MATERIALS

CONNECTIONS WITH COURTYARDS

SUSTAINABLE MATERIALS

Design

Sections & Constructability

13

Vapor Barrier Insulation lining

Design

Exterior view

14Design

Constructability & Envelope Durability

15

Wall Plan

XPS fixing detail

The challenge in constructability was to figure out

such construction detail that would be easily

understood by the Indian masons.

Design

Energy Performance

Energy Conservation Measures implemented :

• Wall U-value = 0.132 Btu/h.ft2F

• Roof U-value = 0.28 Btu/h.ft2F

• Window to Wall Ratio = 15%

• Double Glazed Unit U value = 0.29 Btu/h.ft2F

• Shading

• Lighting Power density of 0.16W/ft2

• Equipment Power Density of 1.06W/ft2

• Variable Refrigerant Flow system EER = 15

16

0 2000 4000 6000 8000 10000 12000 14000 16000 18000 20000

Bau

Wall

Roof

WWR

Glazing

Shading

Lighting

Equipment

VRF Cool

Energy Consumption (kWh)

Eff

icie

nt

Syst

em

s

End Use Split after Implementing ECM’s

Cooling Lighting Equipment Fans

83% Energy Savings

Design

Net Zero Energy Performance

17

472 474

561544 549

497

463

440

513

555

472

433

195

143

164

247

339 344

296

262242

211

156 159

182

182

182

182

182 182

182

182182

182

182 182

0

100

200

300

400

500

600

Jan Fab Mar Apr May Jun Jul Aug Sept Oct Nov Dec

Energy Consumption of OASIS ABODE

Solar PV (kWh) Total Electrical Energy (kWh) LPG (kWh)

Over a period of one year

Total electrical energy

consumed

2758 kWh

Total LPG cooking gas

energy consumed

2128 kWh

Total energy

consumed

4886 kWh

Total electrical energy

generated

5973 kWh

Design

HVAC: HRV Duct Length Optimization & Distribution

18

• Conditioned Zones &

False Ceiling (Bath room)

are near the Shaft.

• Conditioned zones are

one top of the other.

Design

HVAC: System Selection & Operation

19

• VRF HVAC System is used because of low

cooling energy and hence more reduction in

EUI.

0

500

1000

1500

2000

2500

3000

3500

Split AC VRF

Cooling E

nerg

y C

onsu

mpti

on (

in k

Wh)

HVAC System Types

Cooling Energy Consumption & EPI Reduction

Cooling Energy Consumption

VRF Outdoor Unit

Model Daikin - RXYQ6TRY6 (E)

EER 15.11

SEER 22.66

Power

Consumption

kW 3.63

VRF Indoor Units

Model FXAQ32PVE FXAQ25PVE

Cooling

Capacity

kCal/h 3100 2400

Btu/h 12300 9600

Power

Consumption

kW 4 3.2

Why VRF

Why only cooling: During winters, indoor air temperature

remains between 190C (66.20F) and 260C (78.80F).

Design

Indoor Air Quality (IAQ)

20

Oasis Abode Pollutant Concentration Reduction Strategy

Building Operation Mode Natural Ventilation Mechanical/cooling

ventilation

Occupancy hours/ day 7hours 8hours

Type of filtration provided Air Purifier (Philips AC 4025 ) MERV 16 filter (ERV unit)

Oasis Abode IAQ measures:

• Admixtures for concrete slab to reduce moisture ingress.

• High Density Polymer sheet as vapor barrier to reduce moisture

ingress.

• Point source strategy (Chimney) to remove combustion pollutants. Air Purifier MERV 16 filter

Design

Lighting design

21

USAIndia

Lighting that is not BEE star rated

Maximum luminous efficacy-lm/W

Beam angle- degree

Strategy of Task-ambient system for lighting

design

Task light system for ambient light- 85 lux (avg.)

Ambient light system- 44 lux (avg.)

Design

Energy saving appliances

22

0

500

1000

1500

2000

2500

3000

3500

4000

4500

Business As Usual Oasis Abode

Po

wer

Co

nsu

mp

tio

n (

Wat

ts)

Equipment Power Density (EPD) comparison

Modem

Water Purifier

Laptop

Set Top Box

Air Purifier

Television

Exhaust Fan

Water Pump

Fan

Refrigerator

Chimney hood

Washing Machine

Mixer Grinder

Oven

1.85 W/ft²

1.16 W/ft²

EPD reduction of 37.2 % by

using energy efficient appliances

Equipment selected on the basis

of star rating by BEE (Bureau of

Energy Efficiency)

When there is no BEE rating the

most efficient equipment

available in the market is

selected

Design

Financial Analysis

23

49856

67846

0

10000

20000

30000

40000

50000

60000

70000

80000

Conventional House Oasis Abode

Const

ructi

on C

ost

($)

Construction Cost Comparison

0

1000

2000

3000

4000

5000

6000

Debt Income

Cost

($)

Debt to Income

Monthly Household Debt (0.5% MFI) Operations and Maintenance CostsMonthly Utility Costs Property TaxInsurance Mortgage PaymentEstimated Target Family Income Energy EfficiencyAirbnb

2318

5895

Oasis Abode’s Debt to Income Ratio is 39% which is less than home ownership affordability of India (40%).

Design

Zero water discharge

24

Overhead water tank

Septic

Tank

Anaerobic

baffled reactor

and filter

Underground

water tank

Root Zone

treatment

system

Distribution

Box

Municipal

Water supply

line

Rainwater

Filter and

recharges

aquifers

61320ltr 7300ltr 36500ltr2920ltr23360ltr 7300ltr 36500ltr

120409ltr

15000ltr

0ltr269329ltr26280ltr

148920ltr

26280ltr

Rainwater collection months 6<

Annual Rainfall- 559mm, 22 inches

Total Rainwater collected: 120,409 litres

Irrigation

Strategies

Low flow fixtures

Reverse osmosis system

Water conserving plants

Rainwater harvesting

Reuse

Reduce

Recycle

Design

Vision

25Vision

Oasis Abode will act as an affordable energy efficient

prototype that can be used by the developer in India.

Aesthetically similar to typical houses, is based on vastu

principals and therefore is an easily marketable solution.