@article{MelissNeskakisUsbecketal.1994, author = {Meliß, Michael and Neskakis, A. and Usbeck, S. and Wagner, L. and Wiediger, J{\"u}rgen}, title = {Wind-PV-Hybridsystem an der FH Aachen/J{\"u}lich}, series = {Energiewirtschaftliche Tagesfragen. Jg. 44 (1994), H. 9 (special)}, journal = {Energiewirtschaftliche Tagesfragen. Jg. 44 (1994), H. 9 (special)}, issn = {0720-6240}, pages = {34 -- 40}, year = {1994}, language = {de} } @article{Gerhardt2006, author = {Gerhardt, Hans Joachim}, title = {Wind- und Temperatureinfl{\"u}sse bei der Planung von Entrauchungseinrichtungen}, series = {VFDB-Zeitschrift : Forschung, Technik und Management im Brandschutz. 55 (2006), H. 3}, journal = {VFDB-Zeitschrift : Forschung, Technik und Management im Brandschutz. 55 (2006), H. 3}, isbn = {0042-1804}, pages = {115 -- 121}, year = {2006}, language = {de} } @article{JungMuellerStaat2018, author = {Jung, Alexander and M{\"u}ller, Wolfram and Staat, Manfred}, title = {Wind and fairness in ski jumping: A computer modelling analysis}, series = {Journal of Biomechanics}, journal = {Journal of Biomechanics}, number = {75}, publisher = {Elsevier}, address = {Amsterdam}, issn = {0021-9290}, doi = {10.1016/j.jbiomech.2018.05.001}, pages = {147 -- 153}, year = {2018}, abstract = {Wind is closely associated with the discussion of fairness in ski jumping. To counter-act its influence on the jump length, the International Ski Federation (FIS) has introduced a wind compensation approach. We applied three differently accurate computer models of the flight phase with wind (M1, M2, and M3) to study the jump length effects of various wind scenarios. The previously used model M1 is accurate for wind blowing in direction of the flight path, but inaccuracies are to be expected for wind directions deviating from the tangent to the flight path. M2 considers the change of airflow direction, but it does not consider the associated change in the angle of attack of the skis which additionally modifies drag and lift area time functions. M3 predicts the length effect for all wind directions within the plane of the flight trajectory without any mathematical simplification. Prediction errors of M3 are determined only by the quality of the input data: wind velocity, drag and lift area functions, take-off velocity, and weight. For comparing the three models, drag and lift area functions of an optimized reference jump were used. Results obtained with M2, which is much easier to handle than M3, did not deviate noticeably when compared to predictions of the reference model M3. Therefore, we suggest to use M2 in future applications. A comparison of M2 predictions with the FIS wind compensation system showed substantial discrepancies, for instance: in the first flight phase, tailwind can increase jump length, and headwind can decrease it; this is opposite of what had been anticipated before and is not considered in the current wind compensation system in ski jumping.}, language = {en} } @article{Schuermann1976, author = {Sch{\"u}rmann, Wilhelm}, title = {Wilhelm Sch{\"u}rmann}, series = {Kunstforum International}, volume = {1976}, journal = {Kunstforum International}, number = {18}, publisher = {Kunstforum International}, address = {K{\"o}ln}, pages = {151 -- 156}, year = {1976}, abstract = {Geboren 1946, lebt und arbeitet in Aachen. Studium der Chemie an der Technischen Hochschule Aachen. Danach als freiberuflicher Photograph t{\"a}tig f{\"u}r verschiedene Tageszeitungen. Seit 1972 Lehrer f{\"u}r Photographie am Reiff Museum der TH-Aachen, Institut f{\"u}r Architektur. Seit 1973 Dozent f{\"u}r Photographie an der Volkshochschule Aachen. Ende 1973 Gr{\"u}ndung der Galerie Lichttropfen in Aachen. Organisator zahlreicher Ausstellungen historischer und zeitgen{\"o}ssischer Photographie im In- und Ausland.}, language = {de} } @article{Wollert1997, author = {Wollert, J{\"o}rg}, title = {Wieviel Echtzeit kann Windows?}, series = {IEE : elektrische Automatisierung und Antriebstechnik}, volume = {Jg. 42}, journal = {IEE : elektrische Automatisierung und Antriebstechnik}, number = {Nr. 9}, issn = {1434-2898}, pages = {30 -- 37}, year = {1997}, language = {de} } @article{Jochim2003, author = {Jochim, Haldor E.}, title = {Wieviel d{\"u}rfen Versp{\"a}tungsgarantien kosten?}, series = {Verkehrswissenschaftliche Tage der Hochschule f{\"u}r Verkehrswesen "Friedrich List" in Dresden / Technische Universit{\"a}t Dresden, Fakult{\"a}t Verkehrswissenschaften}, journal = {Verkehrswissenschaftliche Tage der Hochschule f{\"u}r Verkehrswesen "Friedrich List" in Dresden / Technische Universit{\"a}t Dresden, Fakult{\"a}t Verkehrswissenschaften}, year = {2003}, language = {de} } @article{Mang1998, author = {Mang, Thomas}, title = {Wiederverwertung von Kunststoff-Verbundmaterial}, series = {Chemie und Technologie makromolekularer Stoffe. 16. Kolloquium: 20. November 1998 an der FH Aachen, Fachbereich Chemieingenieurwesen}, journal = {Chemie und Technologie makromolekularer Stoffe. 16. Kolloquium: 20. November 1998 an der FH Aachen, Fachbereich Chemieingenieurwesen}, publisher = {Fachhochschule Aachen}, address = {Aachen}, pages = {191 -- 213}, year = {1998}, language = {de} } @article{FredebeulKreinFreytag1998, author = {Fredebeul-Krein, Markus and Freytag, Andreas}, title = {Wie umfassend ist die Liberalisierung der M{\"a}rkte f{\"u}r Telekommunikationsdienste? : Eine kritische Bewertung des WTO-Abkommen. / Markus Fredebeul-Krein ; Andreas Freytag}, series = {Lernort Multimedia / hrsg. von Herbert Kubicek ...}, journal = {Lernort Multimedia / hrsg. von Herbert Kubicek ...}, publisher = {v. Decker}, address = {Heidelberg}, isbn = {3-7685-3297-6}, pages = {318 -- 325}, year = {1998}, language = {de} } @article{ThielemannLuedtke1999, author = {Thielemann, Frank and L{\"u}dtke, C.}, title = {Wie sich Logistikunternehmen ihren Platz sichern k{\"o}nnen}, series = {Deutsche Verkehrs-Zeitung (DVZ) (1999)}, journal = {Deutsche Verkehrs-Zeitung (DVZ) (1999)}, isbn = {0342-166X}, pages = {42 -- 42}, year = {1999}, language = {de} } @article{FerreinLakemeyer2005, author = {Ferrein, Alexander and Lakemeyer, Gerhard}, title = {Wie Roboter die Welt sehen : Roboterfußball im Dienst der Wissenschaft / Ferrein, Alexander ; Lakemeyer, Gerhard}, series = {Bild und Erkenntnis : Formen und Funktionen des Bildes in Wissenschaft und Technik / RWTH. Andreas Beyer ; Markus Lohoff (Hrsg.)}, journal = {Bild und Erkenntnis : Formen und Funktionen des Bildes in Wissenschaft und Technik / RWTH. Andreas Beyer ; Markus Lohoff (Hrsg.)}, publisher = {Deutscher Kunstverlag}, address = {M{\"u}nchen}, isbn = {3-422-06463-X}, pages = {360 -- 361}, year = {2005}, language = {de} }