Project EBSF 2 Stuttgart, 18.10.2017 Dr. Mario Bareiß ... 5_EvoBus_public.pdf · Project EBSF_2...
Transcript of Project EBSF 2 Stuttgart, 18.10.2017 Dr. Mario Bareiß ... 5_EvoBus_public.pdf · Project EBSF_2...
Project EBSF_2
Stuttgart, 18.10.2017
Dr. Mario Bareiß, Johannes Klampfl
EvoBus GmbH
Daimler Buses
Reference vs. test vehicle
EvoBus - Project EBSF2 || Dr. Mario Bareiß, Johannes Klampfl || 18.10.2017 || Seite 2
Reference vehicle Test vehicle
• Standard Citaro 2 vehicle
• Articulated vehicle
• HVAC system: State of art 2015
• Belt-driven compressor
• Regular vehicle at SSB
• Test vehicle at EvoBus
• Articulated vehicle
• HVAC system: Prototype 2017
• HV compressor
• Heat pump for passenger compartment
Daimler Buses
Test vehicle
EvoBus - Project EBSF2 || Dr. Mario Bareiß, Johannes Klampfl || 18.10.2017 || Seite 3
Roof unit 1
incl. HV compressor
Roof unit 2
incl. HV compressor
Power generator
Current converter
• Test vehicle contains diesel engine
• Heat pump for passenger compartment
• Power generator with 400 V
• Current converter to 700V /400 V
Daimler Buses
Innovative HVAC leads to less energy consumption
EvoBus - Project EBSF2 || Dr. Mario Bareiß, Johannes Klampfl || 18.10.2017 || Seite 4
• Test vehicle with innovative HVAC system
• Measurements of HVAC energy consumption between reference vehicle und test vehicle
• Goal: Proof of 30% reduction in energy consumption (in average, on yearly basis)
Daimler Buses
Testing in real operational conditions: Stuttgart Line 43
EvoBus - Project EBSF2 || Dr. Mario Bareiß, Johannes Klampfl || 18.10.2017 || Seite 5
Daimler Buses
Preliminary results
EvoBus - Project EBSF2 || Dr. Mario Bareiß, Johannes Klampfl || 18.10.2017 || Seite 6
ID Topic Season Result
KPI 03.a Reduction of energy consumption in overall vehicle Winter 9,7 %
KPI 03.a Reduction of energy consumption in overall vehicle Spring (cold temp.) 14,2 %