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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