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ENERGY MANAGEMENT


Table 2: List of implemented energy saving projects 1996-2016.


Annual savings Project title


Project topic


Electric energy


MWh 1996- Load management cooling: Reduction of production costs


2016 turbo, absorber and from 2009 on district cooling


1998– Expansion energy 2016 monitoring


Continuous recording of


operating conditions; finding optimisation potentials through benchmarks, optimisation of (AC) control programs; finding operation faults


1998 Need-based air humidificationof the laboratories in building 24*


1999 Optimisation air conditioning Adjusting switching times of central sterilisation*


1999 Optimisation ventilation residence car park


1999 Optimisation ventilation delivery tunnel


Need-based ventilation with CO-based control


Need-based ventilation with CO-based control


1999 Optimisation air conditioning Operation during opening hours of business premises


2000 Pilot project ventilation transformer station level 2


2001 Optimisation of air


conditioning central units in main building (4 central units)


2001 Optimisation of drinking water tracking on building basis


2004 Ventilation and air


adjusted to each business Reduction of air volume in


transformer station


Reduction of air volume especially outside normal operating hours by newly


adjusting the systems and renewing the system controls


Expansion of energy monitoring; consumption tracking on


building basis; building benchmark; short-term fault detection


Adjusting switching times of


conditioning in clean room ventilation and dehumidification 4L and plastics laboratory*


systems to operating hours


2004 Needs-based air conditioning Adjusting switching times of technical supply floors in building 24*


of ventilation system to operational need


2004 Needs-based cooling of transformer station U6*


Adjusting switching times


of ventilation system to operational need


2004 Reduced air humidification Adjusting air humidification in rooms without clinical usage*


2005 Optimisation of aisle lighting Modification of circuitry for in building 68


the aisles in building 68


2005 Reduction of energy consumption for air


pre-heating for steam boiler


2005 Slip regulation of inlet air temperature in the ward towers*


2005 Adjustment of the supply


Changing the air in-draught for the steam boiler from fresh air to extracted air


Slip regulation of inlet air


temperature in the ward towers during night time


Expansion of energy monitoring;


water temperature curve for consumption tracking on building the AC after heaters


basis; building benchmark; adjustment of the heating curve for the AC after heaters


2005 Optimisation of air conditioning in


transplantation clean rooms*


Adjustment of circulating air amount


175 14 9 32 710 78 18,300 0 11,194 0 0 0 2686 942,500 215 0 0 0 716 0 0 0 1650 79 66 16,300 29,400 0


in rooms without clinical usage to standard


147 54 11,100 95 0 0 160 23 8000 29 0 378 0 870 46 17,700 29 74 17 0 40 31 9100s 169 109 170 0 390 104 29,000 100 156,700 37 537,000 600 784 516 1701 4110 922 311,300 195


ventilation system to operating hours


159 171 60 549 567 283 78 0 0 0 51 –300 0 0 105 0 0 0 300 –690 195 131 75 175 59,800 36,800 24,200 29,300 255 168 553 1340 300 101,300


Reduction of humidification outside operating hours


0 0 0 1579 2710 431 165,800 1500 1500 1,000 1500 250,000 1,279,713


Thermal Cooling Humidification Drinking CO2 energy


MWh


energy MWh


energy MWh


water m3


tons 120,000 €


68


IFHE DIGEST 2017


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