DOE Energy Storage Systems Research Program Annual Peer Review

Transcription

1 DOE Energy Storage Systems Research Program Annual Peer Review November 2-32 Washington, DC Flywheel-based Frequency Regulation Demonstration Projects for CEC, NYSERDA, & DOE Imre Gyuk Program Manager Energy Storage Research Department of Energy Mike Gravely Program Manager CEC Garth Corey Principal Member of Technical Staff Energy Storage System Program Sandia National Laboratories Joe Sayer Program Manager NYSERDA Georgianne Peek Project Manager Energy Infrastructure & DE Resources Sandia National Laboratories Jim Arseneaux Director-Flywheel Projects Beacon Power Corporation

2 Project Background: Objectives of the Demonstration Projects Project Teams System Operation System Hardware Demo Schematic Communication and Control Schematics User Interfaces Test Results: Initial Acceptance Test System Response Time Slam Test Typical Daily Response to Signals Daily Performance Summary Monthly Performance Summary Reactive Power Response Summary of Test Results Status vs. Objectives Contents Flywheel Product Development Status Other Applications for Flywheel Technology

3 Objectives of Demonstration Projects Proof of concept on ~1/10 th power scale Show ability to follow fast-changing frequency regulation signals Demonstrate anti-islanding Validate interconnection capability (NYSERDA on end of line - CEC at substation) Demonstrate performance and economic value Develop and demonstrate communications with grid operators Demonstrate reactive power compensation (NYSERDA only) Collect data for product specifications Gain industry confidence Report results to the industry

4 CEC Project Team Sandia Labs Data requirements Garth Corey DUA DOE Economic Analysis Jim Eyer Imre Gyuk EPRI Solutions Data Analysis Doug Dorr Connected Energy CEC Funding Source Pramod Kulkarni Mike Gravely Beacon Power Prime Contractor / Oversight FESS System Integration Control Development Project Leader - Jim Arseneaux Contract Officer Larry Schmidt DUA CAISO ISO procedures AGC signal requirements System Impacts / Benefits Dave Hawkins Yuri Makarov Integrate Low Cost Dispatch System with CAISO Supply Dispatch Control Hardware Thomas Yeh DUIT Program Manage Test Site Integrate with PG&E Susan Horgan PG&E Host Utility

5 NYSERDA Project Team DOE Sandia Labs Data requirements Georgianne Peek Imre Gyuk EnerNex Data Analysis Erich Gunther Jeff Lameree NYSERDA Funding Source Joe Sayer Advisory Board: Jim Harvilla NYSEG Pat Maher NYS PSC Beacon Power Prime Contractor / Oversight FESS System Integration Control Development Project Leader - Jim Arseneaux NYISO ISO procedures AGC signal requirements System Impacts / Benefits Dave Lawrence Connected Energy Integrate Low Cost Dispatch System with NYISO Supply Dispatch Control Hardware Steve Heinzelman Power & Composite Technologies Manage Test Site Jerry Meehan National Grid Niagara Mohawk local utility John Bzura

6 System Operation Signal from ISO Injects or absorbs power to/from the grid in accordance with ISO signal Smart Energy Matrix (SEM)

7 Regulation Using Generator vs. Energy Storage 100 MW Generator Set at 90 MW with 5 MW Regulation Energy Storage providing 5 MW of Regulation MW to Grid :00 0 AM 6:00 AM 12:00 PM 6:00 PM 12:00 AM Time of Day MW to Grid :00 AM 6:00 AM 12:00 PM 6:00 PM 12:00 AM Time of Day Generator varies output Decreases efficiency Increases emissions Flywheel recycles energy High round trip efficiency Zero emissions

8 Outside View of System

9 Inside View of System

10 Advanced Flywheel Technology Motor/Generator Hub/Shaft Magnetic Bearings Composite Rim Vacuum Housing Visit Electricity Storage Association Website

11 Demo Schematic 15 kw Bi-directional Inverters -Chiller -Power for M.C. -Lights Flywheels

12 CAISO Beacon Data Communication Topology Internet Raw Flywheel System Data PG&E Network Connected Energy Data Center Static I/P Address 2 Internet Summary Data Main Contactor Sandia/EPRI-Solutions User User Manual Shutoff VLAN Connection Ethernet Switch 7 FW s Static I/P Address 1 Router WCC Master Controller 24 v DUIT DAS Regulation signal LabVIEW Traffic Master Controller Linux access Dranetz High speed DAS Beckwith M-34210A Protective Relay Shark 100 Energy Meter Connected Energy Box TCP/IP Firewall RS232

13 Control Signal Schematic (CEC) Control Algorithm based on Yuri Makarov Analysis

14 Regulation Signal Generated from Frequency (NYSERDA) Start

15 System Graphic User Interface

16 Flywheel Graphical User Interface Remote Monitoring and Control of Flywheel and System Parameters

17 Test Results Initial Acceptance Test System Response Time Slam Test Typical Daily Response to Signals Daily Performance Summary Monthly Performance Summary Reactive Power Response Summary of Test Results Status vs. Objectives

18 Acceptance Test Data

19 System Response Time Time A Time B 0 Reg Signal Regulation Effect Seconds Reg Signal Regulation Effect -20 Reg Signal Regulation Effect Time E -40 Time F KW KW S d -120

20 Results Slam Test

21 Typical CEC Response (August 2, 2006)

22 Typical NYSERDA Response Sept 28, 2006

23 Daily Results NYSERDA 9/28/06

24 Monthly Performance Summary (CEC - Aug 2006) CEC Run Data Monthly Summary Sheet Date: August, 2006 Beacon Power Proprietary Information Percent Hours FREQUENCY REGULATION 83% DAILY SUMMARY ENERGY DEPLETED 5% SCHEDULED OFFLINE 11% UNSCHED. OFFLINE 1% ON-LINE PERFORMANCE Frequency Regulation Provided Net Energy Exchanged Distribution of Energy Total 100% 24.0 Deviation Excluding Depleted Time* 2.3% Deviation Including Deplete Time 3.2% Injection Signal [kwh] #VALUE! Injection Actual [kwh] #VALUE! % #VALUE! Absorbed Signal [kwh] #VALUE! Absorbed Actual [kwh] #VALUE! % #VALUE! Injection Signal [kwh] #VALUE! Injection Actual [kwh] #VALUE! % #VALUE! Absorbed Signal [kwh] #VALUE! Absorbed Actual [kwh] #VALUE! % #VALUE! Setpoint Energy [kwh] #REF! Absorbed Load Bank [kwh] #REF! FREQUENCY REGULATION ENERGY DEPLETED SCHEDULED OFFLINE UNSCHED. OFFLINE

25 Monthly Performance Details (CEC - Sept 2006) System online 20+ hours per day. Majority (>90%) of offline time is scheduled. Deviation from signal less than 4%.

26 Reactive Power Response (NYSERDA) Phasor diagram at 50KW with and without reactive power (inductive) 50KW 50KW charge, 50KVAR, PF= 0.472

27 Test Results Summary System CEC system has been has been operating operating for over for a over year a with year only with two only scheduled two scheduled system shutdowns system shutdowns. NYSERDA since February also with two shutdowns. Testing successfully characterizing flywheel response to fast-acting Testing regulation successfully signals characterizing flywheel response to fast acting regulation System reliability signalsbeing validated Startup / quality issues encountered and addressed as they occur System Flywheel reliability reliability being has validated been excellent with two minor issues addressed on site Lessons Startup / from quality demo items systems encountered being and used being to improve addresses design as and they reliability occur of the full-power system under development for 2007 Flywheel reliability has been excellent with only two minors issues addressed on No technical site barriers to product introduction have been identified Final Lessons phase from should demo focus system on establishing being used to a improve signal design that can and be reliability used for of fullpower product product system introduction and identify associated economic the value No technical barriers identified to product introduction. Performance testing nearing completion. No technical barriers identified. Lessons being incorporated in product design. Final phase should focus on establishing a signal that can be used for product introduction and identify associated economic value.

28 Status vs. Objectives Objective Proof of concept on ~1/10 th power scale Show ability to follow fast-changing frequency regulation signals Demonstrate anti-islanding Validate interconnection capability Demonstrate performance and economic value Develop and demonstrate communications with grid operators Collect data for product specifications Report results - gain industry confidence Status 100kW demonstrated vs. 1 MW (or greater) product Response time of 4 seconds demonstrated (see data) Complete - using standard Beckwith relay Connected to grid with no adverse impact System performance demonstrated. Economic value analysis being worked with ISOs. All communications systems working Data being collected and summarized. Lessons from demo being reflected in the full-power system under development. Site demonstrations to key stakeholders. Data being distributed. Programs on schedule to meet all objectives

29 Beacon Flywheel Product Evolution Gen 1 Telecom 2 kwh / 1 kw Gen 2 Telecom 6 kwh / 2 kw Gen 3 Grid 6 kwh / 15 kw Gen 4 Grid 25 kwh / 100 kw Telecom applications Over 500,000 hours of operation kW demonstration unit 1st MW operational in commercial service

30 Gen 4-25kWh/100kW Flywheel Hardware Housing Rim

31 Gen 4-25kWh/100kW Flywheel

32 Related Applications Other potential applications being considered for flywheel technology Mitigation of grid angular instability Reactive power injection / absorption Renewable ramp mitigation UPS Peak power Micro-grid power regulation Renewable energy integration