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233

Thermodynamics

Awards and Honors

Golden Teaching Award

Norbert Heublein won the Department of Mechanical

Engineering Golden Teaching Award in the category

‘Bachelor Exercises’ on behalf of the department’s

students as a recognition for his commitment and per­

formance in teaching Thermodynamics I.

WATT-Master’s Thesis Award

The Scientific Working Group Technical Thermodynamics

(WATT) awarded Simon Tartsch a prize for his excellent

Master thesis ‘Aufbau eines optischen Schatten-Mess­

systems und Durchführung von Verbrennungsuntersuch-

ungen’, which was supervised by Markus Grochowina.

The award was presented to him in the form of a certifi-

cate at the last Thermodynamics Colloquium in Dresden.

Part of the prize was participation at the colloquium,

where he presented his excellent work to the German

Thermodynamics Community.

ASME Turbo Expo Best Technical Paper Award

At TurboExpo 2017 Stefan Bauer, Balbina Hampel and

Thomas Sattelmayer received the Best Paper Award of

the ASME IGTI Microturbines, Turbochargers & Small

Turbomachinery (MTST) Committee for their 2016 paper:

‘Operability Limits of Tubular Injectors with Vortex Gener-

ators for a Hydrogen Fueled Recuperated 100Kw Class

Gas Turbine’.

ASME Turbo Expo Best Technical Paper Award

At TurboExpo 2017 Vera Hoferichter, Christoph Hirsch and

Thomas Sattelmayer received the Best Paper Award of

the ASME IGTI Combustion, Fuels and Emissions (CFE)

Committee for their 2016 paper: ‘Prediction of Confined

Flame Flashback Limits Using Boundary Layer Separation

Theory’.

ASME Dedicated Service Award

At Turbo Expo 2017 in Charlotte, Christoph Hirsch

received the ASME Dedicated Service Award, which

honors unusual dedicated voluntary service to the ASME

marked by outstanding performance, demonstrated

effective leadership, prolonged and committed service,

devotion, enthusiasm and faithfulness. The award is

presented to selected individuals who have served the

ASME for at least ten years.

2017 GPPS Innovation Award

Thomas Sattelmayer has been selected as the recipient of

the 2017 Global Power & Propulsion Society (GPPS) Inno-

vation Award. This annual award is given in recognition of

outstanding technical and professional contributions to

the gas turbine industry.

New Honorary Professor at

the Chair of Thermodynamics

Dr.-Ing. Alexander Kolb was appointed Honorary Profes-

sor at the Technical University of Munich. He is Director

of the Engineering Center Northern Europe of the Thermal

Europe Center of DENSO Corporation, Kariya, Japan.

Since winter term 03/04 he has been teaching the Master

course ‘Automotive Air Conditioning/Refrigeration Tech-

nology’ and the corresponding exercises. In addition to his

teaching activities, Dr. Kolb has supported research at the

TUM in many ways in the past.

Approach to Solution

The POD method is widely used to extract dominant

flow features from spatio-temporal flow observations. By

using only the most dominant features, or so-called POD

modes, a low dimensional model of the flow field can be

formulated. In this work, the POD is applied to the mixing

process in the HVAC unit to find a correlation between

input and output parameters, in terms of volume flow

rates and enthalpy flow rates, respectively. By coupling

the POD model with traditional modeling techniques, a

low dimensional description of the HVAC unit is obtained.

Key Results

The approach was applied and evaluated on a real HVAC

unit of a sport utility vehicle. A fluid resistance network

was established to calculate the volume flow rates at the

outlets. By combining the fluid resistance network with the

POD approach the outlet temperatures can be computed.

As a major outcome it could be shown that the accuracy

of the model is comparable to the measurement uncer-

tainty of the sensors (+/- 2K). Furthermore, the application

of the model for model-based control was demonstrated.