NordIq Intelligent Sub-stations save money, energy and environment

NordIQ Göteborg AB Intelligent Sub-stations save money, energy and environment Dr Peter Gummérus, Development Matts Lindgren, CEO gummerus@nordiq.se matts.lindgren@nordiq.se +46 736 006 202 +46 736 88 99 73 1 2009-06-18

How can you save energy ? Intelligent control = stable temperature Tidsvariationer i inomhustemperatur Stable temperature = low energy consumption °C 25 Easier adjustment = better adjustment 20 Konventionellt Softcontrol Acceptansnivå More information = better energy work 15 e 11 17 19 21 23 1 3 5 7 9 13 15 m h Ti Trad °C 80 20 -20 0 20 T ute  Qegenuppvärmning  Qrad kW Tinne Tute 200  Qrad  Qväggtransm 0 -20 0 20 T ute

Adjust power signature from statistics Tindoor vs TAmbient Tindoor 28 26 24 22 Internal heating 20 18 16 TAmbient -10 0 10 20 Balance temperature

This is District heating Internet Sub-station

Two independent evaluations Pilot project Swedish Energy Agency Gävle Energi, Familjebostäder, Göteborg Energi, Svensk Fjärrvärme, Fjärrvärmebyrån Jägarg, Gävle, 28 lgh S Köpmannag, Gävle, 39 lgh Jökelv, Gävle, 76 lgh 177 kWh/m2 112 kWh/m2 156 kWh/m2 Rävpasset, Gävle, 60 lgh Kaplansg, Gävle Gröna Vallen, Göteborg Comparison conventional vs lNordIQ 141 kWh/m2 47 lgh, 172 kWh/m2 120 lgh, 192 kWh/m2 New conventional substation 2001. NordIQ substation 2004 Result: -12% average energy consumption 12 degrees lowered return temperatures Result: Lower power demand Ny konv NordIQ Energy total +/- 0 -14% Energy heat +/- 0 -26% Return temp winter -11°C -13°C

EnergyEfficiency-Process Surveillance and Energy Installation control Energy- analysis Commissioning Adjustments Follow-up Measurements Analysis 1 Measures 1 Operation year1 Analysis 2 Åtgärder år1 Åtg Substation Flow adjustment Radio sensors Vacum deair unit Driftoptimering av fjärrvärmecentraler Idrifttagning

”Det finns ingen energibrist bara effektivitetsbrist” prof Sven Werner

NordIq Intelligent Sub-stations save money, energy and environment

by Pôle Numérique CCI de Bordeaux on Jul 01, 2009

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NordIq Intelligent Sub-stations save money, energy and environment — Presentation Transcript