better plants challenge · 2019-01-15 · better plants challenge u.s. department of energy may...
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![Page 1: Better Plants Challenge · 2019-01-15 · Better Plants Challenge U.S. Department of Energy May 2016 Anselmo G. Collins, P.E. Assistant Director– Water Operations Los Angeles Department](https://reader033.vdocuments.net/reader033/viewer/2022042118/5e967181faa5a158110a3fab/html5/thumbnails/1.jpg)
Better Plants Challenge
U.S. Department of Energy May 2016
Anselmo G. Collins, P.E.Assistant Director – Water Operations
Los Angeles Department of Water and Power
![Page 2: Better Plants Challenge · 2019-01-15 · Better Plants Challenge U.S. Department of Energy May 2016 Anselmo G. Collins, P.E. Assistant Director– Water Operations Los Angeles Department](https://reader033.vdocuments.net/reader033/viewer/2022042118/5e967181faa5a158110a3fab/html5/thumbnails/2.jpg)
Service Area (473 sq. miles)Residents served 4 million
About 7,260 miles of distribution mains114 local tanks / reservoirs9 LAA reservoirs88 pump stations421 pressure regulator stations23 chlorination stations7 fluoridation stations60,400 fire hydrants1 Filtration Plant1 Ultraviolet Plant
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Bay Delta LA
Aqueduct
Colorado River Aqueduct
State Water Project
Mountains
Local Groundwater, Stormwater,
Conservation & Recycling
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Overview:Organization goals or desired outcomeBarriers/ChallengesApproachExecutionMeasuring successOutcome
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Los Angeles Aqueduct Filtration Plant
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CryogenicTwin 900hp compressors (4160V)4 hour typical startup timeMaintenance intensiveOperated manually30 years old (Life expectancy 26 years)
VSA (Vacuum Swing Adsorption)Twin 250hp blowers (480V)10-minute startup timeMinimal MaintenanceFully Automated
Savings:Annual Cost Savings: $322kDecrease in energy consumption: 44%
![Page 7: Better Plants Challenge · 2019-01-15 · Better Plants Challenge U.S. Department of Energy May 2016 Anselmo G. Collins, P.E. Assistant Director– Water Operations Los Angeles Department](https://reader033.vdocuments.net/reader033/viewer/2022042118/5e967181faa5a158110a3fab/html5/thumbnails/7.jpg)
Lighting:3000+ LED bulbs Annual Cost Savings: Min $57K44% decrease in energy consumption
Flash Mixers:Original
4 100hp motorsPaddle wheel mixing
New4 50hp pumps4 50hp backup units Jet mixing
Annual Cost Savings: $186K49% decrease in energy consumption
Variable Frequency Drives:Upgrading 16 obsolete VFD’s
12 qty (30hp)4 qty (200hp) 8
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To Date:96 Million Balls$34.5 Million($.36each)Protects water qualitySaves 300 MG/Year Reduces Chlorine usage by 95%Annual Cost Savings: $17k 67% decrease in energy consumption
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Locations:Admin Buildings \ Work YardsTreatment FacilitiesPump Stations
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Analytical Tools:Sustainability SoftwareWater/Energy nexus
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Work Facilities:Cooling systemSolarLED LightingDrought tolerantlandscaping
Stations:Energy efficient pumps and motorsOptimizing equipment selectionTime of day pumping
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Web Access to track facility load usageEasy to use sustainability dashboardKey performance indicatorsHistorical usage trackingDrill down to monthly and daily usageTemperature integrationEnergy Star data requirementsExport capabilities
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Performance Indicators
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Historical Usage Energy Tracker
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What is Water Nexus?Energy Intensity (EI) of LADWP water suppliesWater Supply MixWater Supply Management planHistorical energy and carbon footprintProjected energy and carbon footprint
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–
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34
580
1,150
2,000
2,580
3,236
0
500
1,000
1,500
2,000
2,500
3,000
3,500
Los AngelesAqueduct
LocalGroundwater
Recycled Water Colorado RiverAqueduct
State WaterProject West
Branch
State WaterProject East
Branch
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TODAY
Water
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Questions?
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