Water and Energy Efficiency for a Hotter, Drier Climate: Sustainable Local Water and Energy Resources in Cities

Sydney’s energy revolution
Building a low carbon city
Allan Jones MBE

Chief Development Officer, Energy & Climate Change
City of Sydney

Monday, 4 November 13

In NSW, $18 billion is
being spent on grid
network upgrades over
the next five years


70%

missions
uction in e
red


40%
energy
to the
grid

natural gas

electricity
heated
water

5%


en
erg
yl
os
t

eration
trigen

45%
energy
to the
grid

cooling
hot water

gy lost
ener

ity cts
c
je
ro
p


building energy and water efficiency
retrofits
20% reduction in emissions so far
output performance specfication
guaranteeing further 23% reduction in
energy and water consumption and
24% reduction in emissions
trigeneration
renewable energy:
- 5 photovoltaic installations
- 14 solar hot water heating
- 1.25MWp photovoltaics program
LED street lighting - 51% reduction in
emissions
utilities information management
system
electric & alternative fuelled vehicles
environmental upgrade agreements
better buildings partnership
removal of regulatory barriers to DE

LED street lights

Environmental Upgrade Agreements
$ saved on utility
bills contribute to
the Environmental
Upgrade Charge

Commercial
funds provided
to building
owner for retrofit


Environmental
Upgrade Charge
collected by City
of Sydney

City of Sydney
passes on
repayment to
lender

cture plan
infrastru
green
tion masterplan
trigenera
gy masterplan
renewable ener
ment masterplan
nced waste treat
adva
ater masterplan
decentralised w
cy masterplan
energy efficien
adaptation plan
climate change


2010 POTABLE WATER
CONSUMPTION


2030 POTABLE WATER
CONSUMPTION WITH
DECENTRALISED
WATER NETWORK


2030 RECYCLED WATER
CONSUMPTION WITH
DECENTRALISED WATER
NETWORK


Recycled water diversity of sources


Moving to a
low carbon energy
future cannot be
achieved through
a conventional
view of cities and
city planning.


Total electricity
consumption
on a building by
building scale
MWh/YEAR
0–1
1–5
5–10
10–50
50–100
100–500
500–1,000
1,000–2,000
2,000–5,000
> 5,000


Total thermal energy
(heating, cooling and
hot water) consumption
on a building by
building scale
MJ/YEAR
0–10,000
10,000–15,000
15,000–20,000
20,000–50,000
50,000–100,000
100,000–500,000
500,000–1,000,000
1,000,000–5,000,000
5,000,000–10,000,000
> 10,000,000


MEGAWATTS OF
TRIGENERATION
ENERGY SUPPLY

3.

By 2030, 65% of
commercial, 50%
of retail and 30%
of residential floor
space will be
connected to a
low carbon zone

4.

CBD NORTH &
BARRANGAROO

130 MW
CBD SOUTH &
WILLIAM ST

130 MW
PYRMONT &
BROADWAY

80 MW

MEGAWATTS OF
TRIGENERATION
ENERGY SUPPLY
By 2030, 65% of
commercial, 50%
of retail and 30%
of residential floor
space will be
connected to a
low carbon zone


GREEN
SQUARE

20 MW

2006
EMISSIONS


2030
EMISSIONS
TRIGEN


Master Plan Content
1. RENEWABLE ENERGY RESOURCES
– 
– 
– 
– 
– 

Why Things Have to Change
Technology Solutions for Sydney
Evaluating the Options
Technology Shortlist
Renewable Energy Mining

2. RE-THINKING RENEWABLE ENERGY
– 
– 
– 
– 
– 

Transforming Our Energy
Securing Our Energy
Back-Up Power and Intermittency
What is the Cost of Renewable Energy?
Cost of Carbon Abatement

3 RENEWABLE ENERGY FOR CITY OF SYDNEY
–  What is the Master Plan Proposing?
– 
– 
– 
– 

1. Building Scale Renewables within the City of Sydney LGA
2. Precinct Scale Renewables within the City of Sydney LGA
3. Utility Scale Renewables beyond the City of Sydney LGA
4. Renewable Gases from Waste and Biomass

4 PERFORMANCE MEASURES
– 
– 
– 
– 
– 
– 

Summary of Key Technologies
Tracking Toward Our 2030 Targets
Financial and Economic Viability
Cost of Renewable Electricity
Cost of Renewable Gas
Economic Analysis

5. ENABLING THE MASTER PLAN
–  16 Enabling Actions

6. CASE STUDIES
-

30 World Renewable Energy Best Practice Case Studies

TECHNICAL APPENDICES
-


3 Technical Appendices

GERMANY’S RENEWABLE ENERGY SOURCES ACT
REPLACING FOSSIL FUELS & NUCLEAR ENERGY WITH
NON-INTERMITTENT RENEWABLE ENERGY


TECHNOLOGY SOLUTIONS FOR SYDNEY
BUILDING SCALE RENEWABLE
ELECTRICITY & HEAT WITHIN CITY
OF SYDNEY LGA

PRECINCT SCALE RENEWABLE
ELECTRICITY WITHIN CITY OF
SYDNEY LGA

UTILITY SCALE RENEWABLE
ELECTRICITY BEYOND CITY OF
SYDNEY LGA

RENEWABLE GASES FROM
WASTE & BIOMASS WITHIN &
BEYOND CITY OF SYDNEY LGA


ren
ele ewa
res ctri ble
ou city
ap rce
s
;


E
b
t
r
p
2
2

30% RENEWABLE ELECTRICITY TARGET
BY TECHNOLOGY (2030)


ren
gasewa
res es ble
ma our & fu
p ces els
;


E
b
t
r
p
2
2

23 / Insert footer


RENEWABLE(GAS(GRID(INJECTION(TECHNOLOGIES(


GREENHOUSE GAS EMISSION SAVINGS FROM RENEWABLE GAS GRID
INJECTION COMPARED TO LOCAL ELECTRICITY GENERATION ONLY


MARGINAL SOCIAL COST OF ABATEMENT: CENTRAL SCENARIO, 2020
(DOLLARS PER TONNE OF CO2e OF EMISSIONS ABATEMENT)

27


10,000

20,000

SAVINGS ACHIEVED

SOLAR PV

LED LIGHTING

ENERGY RETROFIT

30,000

-14%

-10%
-10%
-9%

RENEWABLE ELECTRICITY
(OUTSIDE LGA 20% RET)

(INSIDE LGA 16.7%)

-4%

2030 TARGET

AUSGRID LED

15/5 RENEWABLE GASES

40,000

15/5 TRIGENERATION

50,000

PORTFOLIO CHANGE

+5%

DOMESTIC RENEWABLE GAS

2006 BASELINE

Tonnes C02e

Tracking 2030 - Greenhouse Gas Emissions
Council Operations - 15/5 TRIGENERATION

20-May 2013 update

60,000

-7%

-13%

-5%
-4%

-11%

-13%

NO DEFICIT

70% reduction of 2006 emissions by 2030

Tracking 2030 - Greenhouse Gas Emissions
City of Sydney Local Government Area 15/5
Trigeneration c/w 20% Renewable Energy Target +
Renewable Gases for Trigeneration
7m
17-May 2013 update

14%
6m

TARGET

WASTE

-5%

City of Sydney target to reduce 2006 emissions by 70% by 2030 increases by 2030 Business and Usual ( BAU) due to growth.
Australia's 20% Renewable Energy target will deliver 801 GWh/year by 2020 due to reduced electricity demand brought about by trigeneration.


4%

TRANSPORT

0m

2%

RENEWABLE
GASES

1m

13%

15/5 TRIGENERATION

2m

2030 BAU

3m

22%

(BEYOND LGA - 20% RET)

4m

13%

(INSIDE LGA)

ENERGY EFFICIENCY

5m

2006 BASELINE

Million Tonnes C02e per annum

11%

BUILDING SCALE TECHNOLOGIES


PRECINCT SCALE TECHNOLOGIES


UTILITY SCALE TECHNOLOGIES


RENEWABLE GASES


Enabling Actions – London Plan Renewable Energy Policies
Contribution by Main Renewable Energy and CHP Technologies in Study
(147 applications)
Ground

Gas-

Fuel

fired

cell

Biomass

Wind
10

CHP
94

CHP
6

CHP
6

2,735

25,331

5,575

6,946

2.6

12.4

3.0

0.3

3.5

0

8.0

0

1.2

3.0

3.5

2.6

20.4

3.0

1.5

228

567

159

1,047

1,239

1,834

4,567

108

31

22

274

269

929

1,158

Biomass
number of installations
tonnes CO2 saved
MW reported
MW estimated

source
heating/

Photo-

Solar

boilers
74

cooling
31

voltaics
55

thermal
26

11,695

3,351

1,718

560

28.6

5.8

0.9

21.7

8.9

2.1

50.3

14.7

233
158

0

MW9 TOTAL
(reported and estimated)
tonnes CO2 saved per
MW specified
tonnes CO2 saved per
installation


‘POWER TO GAS’ TECHNOLOGIES
OVERCOMING THE INTERMITTENCY OF SOLAR & WIND


HOW$RENEWABLE$ELECTRICITY,$HEAT$AND$GAS$CAN$BE$INTEGRTATED$TO$
PROVIDE$A$100%$NON8INTERMITTENT$RENEWABLE$ENERGY$SYSTEM$


North Sea Power to Gas Platform

41


RENEWABLE ENERGY MINING
AND EXPORTS


http://www.sydney2030.com.au/
development-in-2030/city-wideprojects/powering-sydney-allan-jones


Water and Energy Efficiency for a Hotter, Drier Climate: Sustainable Local Water and Energy Resources in Cities

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