DUBLIN DISTRICT HEATING SYSTEM - Irish District Energy Association

 
DUBLIN DISTRICT HEATING SYSTEM - Irish District Energy Association
DUBLIN DISTRICT
                                                             HEATING SYSTEM
INDUSTRY IN                                                                               BUILDINGS
 POOLBEG &                                                                                IN DUBLIN
ELSEWHERE

              HEAT ENERGY

                            WASTE HEAT

                                         HEAT FROM

  DUBLIN                                             WASTE                                  DUBLIN
 DISTRICT                                                                                 DOCKLANDS
 HEATING                                                                                  & POOLBEG
 SYSTEM

                                                             INSULATED PIPES UNDERNEATH
                                                                THE LIFFEY & ELSEWHERE

              Victor Coe – Project Engineer
              IrDEA Conference - 12th April 2019
DUBLIN DISTRICT HEATING SYSTEM - Irish District Energy Association
Dublin City Council
•   City Area 11,496 hectares
•   554,554 Population of City 2016
•   1,347,359 Population 4 Dublin LA’s
•   City Budgets for 2017
                                           DDHS
     •   €862,576,330 Revenue
     •   €453,045,453 Capital
•   55,000 Road Gullies
•   45,000 Street Lights
•   1,200 Km Public Roads

•   2,500 Km of Sewers
•   2,700 Km Watermains
•   378 Million Litres of Drinking Water
•   Treats 1.7 Million p.e. Wastewater
DUBLIN DISTRICT HEATING SYSTEM - Irish District Energy Association
DUBLIN CITY’S COMMITMENT TO CLIMATE CHANGE

     40%
2030 CO. 2 target                                                  WORKING TOGETHER WITH 3
                                                                    NEIGHBOURING MUNICIPAL
 DUBLIN CITY IS A                                                 AUTHORITIES TO PRODUCE THE
SIGNATORY OF THE
                                                                 FIRST REGIONAL CLIMATE
                                                                 CHANGE ACTION PLAN IN
                                                                         IRELAND
                                                                     FOR THE DUBLIN REGION

                      First Public                      Established Dublin
                    Sector Energy                          Metropolitan
                     Performance          Public          Climate Action
                    Contract (EPC)     consultation      Regional Office
                       in Ireland    Feb/March 2019          (CARO)
                                     to go to Council
                                         Q2 2019
DUBLIN DISTRICT HEATING SYSTEM - Irish District Energy Association
Where does Dublin City get its energy from?
  Other Fossil Fuel 0.30%       Biofuel 0.01%
  Coal 1.00%                    Other biomass 1.10%
  LPG 0.02%                     On site generation 0.01%
  Peat 0.00%                    Geothermal 0.60%

                    Petrol
                    6.97%
                                  Electricity
                                   21.90%

         Diesel
         20.91%          2016 (%)
                        Energy use
                      in Dublin City

              Oil
            8.96%                   Gas
                                   37.83%

                                                                       Extracted from SEAI / Codema
                                                                       ‘Dublin City Baseline Emission
     Liquid gas                                                        Report 2016
       0.40%                           In 2011, 99% of fuels used in
                                              Dublin City are
                                          Imported Fossil Fuels
DUBLIN DISTRICT HEATING SYSTEM - Irish District Energy Association
DCC Policy / Documents
                         It is the policy of Dublin City Council
                         SI62 To support the development of energy efficient
                         initiatives such as the district-heating network for
                         Dublin and combined heat and power.
                         SI63 To promote the use of Combined Heat and Power
                         in large developments
                         SI14 That all proposed developments be district
                         heating enabled in order to provide an environmentally
                         sustainable source of heating and cooling.
                         4.14.2 [B] Design of the Building
                         Building design will be required to comply with criteria
                         in the following key areas:
                         Thermal energy and integration into a District Heating
                         Scheme

                         It is an Objective of Dublin City Council:
                         CCO9: To encourage the production of energy from
                         renewable sources, such as ….. combined heat and
                         power (CHP), heat energy distribution such as district
                         heating/cooling systems, and any other renewable
                         energy sources……..
                         SIO33: To support the development of energy efficient
                         initiatives such as use of District Heating and
                         Combined Heat and Power, and to promote the use of
                         CHP in large developments.

                         IU9 That all proposed developments of an appropriate
                         scale be district heating-enabled in order to provide an
                         environmentally sustainable option for heating and
                         cooling
                         IU10 To investigate the feasibility of providing a district
                         heating boiler station in the eastern/industrial portion of
                         the SDZ area
DUBLIN DISTRICT HEATING SYSTEM - Irish District Energy Association
National Policy /
                                                          Documents
                                                          (published by Government
                                                            on 16th February 2018)

                                                    Government announced DDHS
                                                     allocated up to €20 million
                                                      from Climate Action Fund
                                                              (28th November 2018)

Key future growth enablers for Dublin include:                           •   Support New initiatives in District Heating (such as the Dublin
•   Improving sustainability in terms of energy, waste and water, to         Docklands ‘ District Heating Scheme) in cities and large towns
    include district heating and water conservation;                         with a leading role for State bodies, for example, Gas Networks
•   Improving sustainability in terms of energy, waste management            Ireland, and Local Authorities.
    and resource efficiency and water, to include district heating       •   Establish a Climate Action Fund of €500 million under the
    and water conservation.                                                  Department of Communications Climate Action and Environment
DUBLIN DISTRICT HEATING SYSTEM - Irish District Energy Association
Codema Reports
  Dublin District Heating
 System Market Research
        Version 2
       September 2013

Dublin City Spatial Energy
   Demand Analysis
         June 2015

   Analysis of Heating
  Demand in Docklands
          Area
        October 2015

    Detailed Financial
        Appraisal
         July 2017

 Market Research Report
  and Communications
     Strategy (Draft)
        January 2018
DUBLIN DISTRICT HEATING SYSTEM - Irish District Energy Association
~264MW
                            waste heat in
                             Dublin City

 Grangegorman                 ~ 38% of
                            heat demand
                    DDHS      of Dublin
James Hospital                  City!

                 Elm Park
DUBLIN DISTRICT HEATING SYSTEM - Irish District Energy Association
Total Heat
                Demand
                Density
                (Tj/km2)

In terms of DH analysis, over 75% of
Dublin City areas have heat densities
high enough to be considered feasible
for connection to DH systems
DUBLIN DISTRICT HEATING SYSTEM - Irish District Energy Association
Key Technical Figures recommended by our Technical Advisor
Dublin Waste to Energy (already constructed and in operation)
➢ Power (heat):         90.5 MW, maximum
➢ Flow:                 1960 m3/h
➢ Supply temp:          85oC
➢ Return temp:          45oC
➢ Pump head:            14.8 bar (incl. 1.5 bar internal loss in boiler)
Peak and Back-up Boiler (location to the developed)
➢ Power (heat):         12.0 MW
➢ Flow:                 260 m3/h
➢ Supply temp:          85oC
➢ Return temp:          45oC
➢ Pump head:            3.4 bar (incl. 1.5 bar internal loss in boiler)
Network:                                                                 Liffey Services Tunnel DH pipes - March 2010
➢ Max. press.:          14.3 bar(g)
➢ Min. press.:          1.0 bar(g)
➢ Min. ΔP:              1.0 bar (Sheriff Street Upper)
➢ Max. velocity:        3.5 m/s
➢ Max. press. Gradient: 205 Pa/m

       The combined length of the flow and return pipe is 14.5 km
       (i.e. dual pipes of 7.25km
Spencer Dock                              General layout for
                 New Road                    Dublin District
                                             Heating System

                  Liffey Tunnel

                                                        DWtE

Docklands SDZ

                                  Poolbeg West SDZ
Mayor Street Upper & Park Lane

                           Installation of approx.
                           248m transmission
                           pipelines
                           (Ø400 ID mm) at
                           Spencer Docks,
                           (May 2008)
Liffey Services Tunnel

Approx. 300m in length of Ø508mm ID - 2010
  (Ø710 mm OD flow and Ø630mm return)
New North
                                           South Road the
                                              3Arena
                                             (The Point Depot)
                                           Approx. 600m of Ø200mm to
                                                   Ø100mm ID
N-S Road DH pipes - Oct 2016

       Feb. 2019
                               Nov. 2016
Heat storage tank
   Heat Storage & Generation                                          at a Danish district
                                                                      heating plant

Bath Western Riverside Energy                      Peak / Reserve
Centre and District Heating                         Boiler Station,
System                           Storage Tank,           Denmark
                                Pimlico District
                                  Heating, UK
                                                          Gateshead District Energy Centre

                                Bunhill
                                Energy
                                Centre.
                                London
Dublin Waste to Energy Overview

•    PPP between DCC (acting on behalf of the four Dublin Local
     Authorities) & Covanta.
•    Commenced Construction in 2014
•    Built at cost of €500million
•    Fully operational Nov. 2017
•    600,000 tonnes of waste processed annually
•    Electricity for 80,000 homes – 60MW exported to National Grid
•    Heating potential for 50,000 homes (90MW of DH)
•    Heat extraction equipment installed within the DWtE Plant

Extracted from www.dublinwastetoenergy.ie
2008
Feasibility
 Report
Scenario 3
GEO-URBAN Project
   Aim                                                                                                       This project has been subsidised through the
                                                                                                             ERANET Cofund GEOTHERMICA (Project no.
   The overall objective of GEO-URBAN is to identify the geothermal resources available in two challenging   731117), from the European Commission and the
                                                                                                             Department of Communications, Climate Action
   urban locations and to demonstrate a commercialisation strategy that has the potential to be adapted in   and Environment / Geological Survey Ireland

   other similar locations.

   In two locations
   Dublin City and Vallès, Catalonia in Spain
               Co-Applicants                            Country
                                                         Ireland
       Gavin & Doherty Geosolutions
                                                  (National Coordinator)
           University of Barcelona                        Spain

    University College Dublin, National
University of Ireland, Dublin (Irish Centre for          Ireland
    Research in Applied Geosciences)
                                                        Denmark
        Geotermisk Operatorselskab
                                                  (National Coordinator)
   Dublin Institute for Advanced Studies                 Ireland
                                                          Spain
    Barcelona Supercomputing Centre
                                                  (National Coordinator)
             Dublin City Council                         Ireland

          Co-Operation Partners                         Country

    Geothermical Association of Ireland                  Ireland

Spanish Geothermical Technology Platform                  Spain
  Geological and Cartographic Institute of
                                                          Spain
                Catalonia
The first controlled source Electro Magnetic survey was
undertaken in Merrion Square on the 22nd January

 Geothermal / 28-03-19 / Dr Sarah Blake / James McAteer
                This project has received funding from GEOTHERMICA – ERA NET Cofund
Deployment of the seismic station (Passive Seismic
Horizontal-to-Vertical) network has begun

                                                                                      Recording Unit

                                                                                               Antenna

 Geothermal / 28-03-19   / Drhas
                 This project Sarah   Blake
                                 received    / James
                                          funding      McAteer
                                                  from GEOTHERMICA – ERA NET Cofund
International Co-operation / Recognition

         Celsius Awards 2017
MARKET SOUNDING SUMMARY
                               (in partnership with the NDFA)

                                                   Investment Risk
                            Challenges
                                                       Customer
                              Limited
                                                   connections, new
                          awareness of DH
                                                      market, low
                              benefits
                                                   returns for startup
                                                                          Contract &
      Pricing Strategy                                                   Procurement
         Discount to                                                     Most suggest a
        counterfactual                                                   single delivery
                                                                             partner

Optimal Delivery
     Model                                                                      Contract length
Concession / JV                                                                   20 to 40 years

                                   Liffey Services Tunnel Shaft
CURRENT PROJECT STATUS

                           Market Risk
                                                  Public investment
                          No guaranteed            will be required
                           customers

         The project is                                                 Infrastructure
         economically                                                 should be largely
            viable                                                     publicly owned

Range of technical                                                           Reviewing potential
  and economic                                                                business models/
studies completed                                                               organisation
                                                                                 structures

                                    Liffey bridges opened
Where do we go from here?
Finalise the Business Delivery Model
Design, Build, Operate, Maintain, Service (who does what)

                Funding
     Complete CAF/ private / State / DCC

         Procurement
       Advisors / Entity / ESCo

     Collect Customers
Marketing Campaign / Public Relations

         Poolbeg West SDZ
     Anticipated occupation middle 2021

       Engineering / Infrastructure
   Energy Station, prelim. & detailed design, authority
                        approvals
Where do we go from here?

                             THANK YOU
                              Victor Coe – Senior Executive Engineer

                                  victor.coe@dublincity.ie

Email: ddhs@dublincity.ie         www.ddhs.ie
  Web: www.ddhs.ie
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