Presentation on theme: "Energy Storage Systems – Thermal"— Presentation transcript:
1 Energy Storage Systems – Thermal Sub-Program Coordinator: Reda Djebbar, Ph.D., P.EngNRCan CanmetENERGY-OttawaPERD Built Environment Technology AreaYear-End MeetingJune 12th & 13th, 2014
2 Overview – Thermal Energy Storage (TES) Sub- Program Objectives:Increase utilization of local intermittent energy sources, such as solar energy, for space and water heating in Canadian homes, buildings and communities.Increase integration of advanced thermal energy storage in buildings for energy efficient space and water heatingReduce significantly fossil fuel use for residential space and water heating by %Tasks:Enabling tools for TES implementationAdvanced TES materialsTES utilization case studiesTES technology field trial supportUpdate of weather design input datasets
3 Overview – Thermal Energy Storage (TES) Sub- Program Task E: Update of weather design input datasets ObjectivesAnnual updates of satellite-derived gridded solar irradiance data (hourly global on a horizontal surface and direct normal values) from State University of New York (SUNY)Updated CWEEDS and CWEC files based on availability of updated satellite-derived solar irradiance gridded data sets, and improved MAC3 model for appropriate years and stationsAnnual update of comparisons between in-situ, satellite- and NWP (numerical weather prediction)-derived solar data with recommendations for increasing utility of the NWP data for the energy sector.Update and publish updated information products such as maps and detailed climatic summaries.
4 Team, Major Partners and Collaborators NRCanDoug McClenahan, Bruce Sibbitt, Reda Djebbar; Evgueniy Entchev, Wahiba Yaci, Mohamed Ghorab, Martin Thomas, Mark Douglas, Mike Lubun, Jeremy Sager, Gord MackenziePWGSC:Paul Sra, Jeff MoffatEnvironment Canada:Philip Jarrett, Robert Morris, Sharon Stone
5 Team, Major Partners and Collaborators Industry:Leidos Canada, ATCO Gas, ATCO Gas (Yukon Electrical Company Limited), Thermo Dynamics, TESS-USA, Clean Power Research Inc-USA, Solites-Germany, Ecologix, Kamstrup.Academia:NSERC- Smart Net Zero Energy Buildings Research Network (Queens University and Ecole Polytechnique), Concordia University, Hydro QuebecOther Partners:IEA Energy Conservation through Energy Storage (ECES), Exova, Gagest
6 Progress and Achievements A - Enabling Tools for TES ImplementationFurther development of in-house simulation tools applicable for smart thermal grids investigation using:TRNSYS,Computational Fluid Dynamics (CFD), andArtificial Neural Network (ANN),Adaptive Neuro-Fuzzy Inference System (ANFIS)ANN and ANFIS methods can be used to:Estimate the performance of complex energy systems.Develop applications for predictive performance monitoring system, condition monitoring, fault detection and diagnosis of TES.
7 Progress and Achievements -Continued B - Advanced TES MaterialsCreated a Design Tool for selecting PCM impregnated WallboardA 3D numerical model was developed and validated with laboratory measurements to simulate the behaviour of an air-PCM heat exchanger (Hx).An experimentally validated model was developed to analyze the thermal performance of a water tank integrated with PCM.
8 Progress and Achievements - Continued C- TES Utilization Case Studies:C.1) Implementation of Large Scale Solar BTES Seasonal Storage in Various Geographical Locations and in Retrofit Applications:Whistle Bend Community-Yukon Detailed feasibility study completedKing’s Edgehill School-Nova Scotia feasibility study nearly complete
9 Progress and Achievements - Continued C- TES Utilization Case Studies:C.2) Development and Testing of New System Components for Large Scale Solar Seasonal Storage System Applications in Canada –Overview:Large area collector modules have been used to achieve significant cost reductions (hardware & installation) in large European systems (e.g. Dronniglund 165 €/m2).Improved low temperature air handlers show promise of improved performance & reliability and reduced electricity consumption.Wireless heat metering should allow lower operating costs for the utility and ease of capturing additional data
10 Progress and Achievements - Continued Task C- TES Utilization Case Studies:C.2) Development and Testing of New System Components for Large Scale Solar Seasonal Storage System Applications in Canada:Decision to replace outdoor tracker approach with stationary-collector transient test method (in ISO and EN collector standards)Equipment changes necessary to test large modules were identified and purchasedBatteries in all 52 DLSC heat meters replaced with AC power supplies suitable for wireless operation and to simplify future maintenance.Initial wireless testing performed in Guelph.
11 Progress and Achievements - Continued Task C- TES Utilization Case Studies:C.3) Evaluation of Alternate Designs for Cost -Effective High-Solar Fraction Seasonal Storage Applications in Canada:Optimization of a Low Temperature Solar District Heating System by Integrating Space and Domestic Hot Water LoadsComparison of the case where DHW is provided by standalone SDHW as in Drake Landing versus when provided by solar district heating systemDrake Landing District Loop TemperatureSolar "sterilization" of the DL.
12 Progress and Achievements - Continued Task C.3) - Optimization of a Low Temperature Solar District Heating System by Integrating Space and Domestic Hot Water Loads:Whistle Bend 200 home Community-Yukon15$/GJ lower LLCC (~15% better) with combined space and DHW system versus space heating only systemDrake Landing 52 home CommunityBoth approaches, standalone SDHW and DHW provided by the SDH, offer similar cost/performance.No clear winner for the particular case of the Drake Landing system reference caseTRNSYS Parametric Analysis Integrated Space and DHW
13 Key Deliverables and Outcomes for FY 2013-2014 Task B - Advanced TES MaterialsA best Practice Guide for Engineers and Architects was developed titled “Applying Energy Storage in Buildings of the future”PCM integration in Building EnvelopePCM integration in Central Mechanical Ventilation SystemPCM integration in Domestic Hot Water Storage TanksDetailed Final Report on the research projects and work completed for IEA Annex 23 titles “ Applying Energy Storage in Ultra Low Energy buildings”
14 Key Deliverables and Outcomes for FY 2013-2014 Task C – TES Utilisations case studiesFeasibility study for the City of Whitehorse solar BTES seasonal storage is now completedResults were presented to the City Council members. IRR (internal rate of returns) estimates ranged from 0.8 to 6.4%.These results were very well received by the City officials and they voted to support the project as one of their top five strategic projects to seek funding supportUnderground hydrothermal properties characterisationBuilding a project team
15 Key Deliverables and Outcomes for FY 2013-2014 Task D - TES technology field trial supportDrake Landing documentation has been supplied to the IEA Solar Heating and Cooling Programme Task 45 as a best practice seasonal storage project example.System documentation and data were also provided in support of a simplified solar seasonal storage model development by the Spanish teamTask E - Update of weather design input datasetsThe full set of SUNY data from 1998 – 2013 has been updated with the latest version of the SUNY model.Monthly files created using 2013 model were compared with observations - the results are show low overall GHI bias (0.35%).TES Sub-Program Stats –Year 2 PERD Cycle
16 Challenges and IssuesProject team members retirement & offices move, ongoing re-organisation at both NRCan and Environment Canada
17 Key Tasks for 2014-15 Task A – Enabling tools for TES Implementation Finalise the development simulation tool applicable for smart thermal grids investigation in TRNSYS 17Develop thermal grid topology (ies) integrating a range of seasonal and short thermal storagesTask B - Advanced TES materialsComplete Lab Repairs and facilitate full functionality of Test Station to enable Results generation.Cool Thermal Storage:Finalizing the technology profile document.Develop a tool to screen the suitability of a project or building for the application of cool thermal storage This will improve the ability for building owners and designers to apply cool thermal storage in their buildings and projects.
18 Example of Two-Well Aquifer TES Seasonal Operation Key Tasks forTask C - TES Utilization Case StudiesFinalize King’s-Edgehill School solar retrofit pre-feasibility study for application to ACOA fundInitiate Feasibility study for Large scale project in Alberta for application to CCEMC fundImplement required upgrades at the NSTF & begin testing large solar collector modulesPerform wireless heat meter tests with improved central antena and filter.First at Guleph and then implement 5 house wireless test at DLSCDevelopment of a cost model for aquifer storage solar district heating system for a comparison with BTES solar seasonal storage.Technical economical analysis will be carried-out for a selected base case community(ies).Hold discussions with Ecologix and Vortex CEOs to identify best path to Air Handler prototypeExample of Two-Well AquiferTES Seasonal Operation
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