Merenje prigušnog derivativa stabilnosti u valjanju na dva kalibraciona modela rekete
Measurement of the direct damping derivative in roll of the two calibration missile models
Апстракт
U ovom radu opisano je merenje prigušnog derivativa stabilnosti u valjanju u aerotunelu T- 38. Prikazani su rezultati dobijeni na dva kalibraciona modela: Basic Finner Model i Modified Basic Finner Model. Uređaj za merenje derivativa stabilnosti je uređaj sa prinudnim oscilacijama modela i to sa primarnim oscilatornim kretanjem u ravni valjanja. Pobudni moment u valjanju meren je petokomponentnom aerovagom sa mernim trakama. Ova aerovaga je projektovana i izrađena za dinamička aerotunelska merenja. Amplitude i fazni stavovi pobudnog momenta određeni su u frekventnom domenu primenom kros-korelacione metode. Rezultati dobijeni u aerotunelu T-38 upoređeni su sa objavljenim eksperimentalnim rezultatima dobijenim u Arnold Engineering Development Center-von Karman 4ft aerotunelu.
Measurement of the direct damping derivative in roll in the T-38 wind tunnel is described in this paper. The T-38 wind tunnel data for the Basic Finner Model and Modified Basic Finner model are shown. The forced oscillation technique was used for these measurements. The roll apparatus for the stability derivatives measurement is a full-model forced oscillation apparatus with primary angular oscillation around a longitudinal axis of the model. The excitation moment in roll was measured with the five- component strain gauge balance. This balance was designed and built for the wind tunnel dynamic measurements. The amplitudes and phase shifts of the excitation moment were calculated in frequency domain by applying cross-correlation technique. The T-38 wind tunnel results are compared with published experimental results of the Arnold Engineering Development Center-von Karman 4ft wind tunnel.
Кључне речи:
wind tunnel / strain gauge balance / stability derivative / forced oscillation technique / cross-correlation technique / calibration modelИзвор:
FME Transactions, 2013, 41, 3, 189-194Издавач:
- Univerzitet u Beogradu - Mašinski fakultet, Beograd
Финансирање / пројекти:
- Projekat Ministarstva nauke Republike Srbije, br. TR 36050
Колекције
Институција/група
Mašinski fakultetTY - JOUR AU - Samardžić, Marija AU - Isaković, Jovan AU - Miloš, Marko AU - Anastasijević, Zoran AU - Nauparac, Dragan B. PY - 2013 UR - https://machinery.mas.bg.ac.rs/handle/123456789/1667 AB - U ovom radu opisano je merenje prigušnog derivativa stabilnosti u valjanju u aerotunelu T- 38. Prikazani su rezultati dobijeni na dva kalibraciona modela: Basic Finner Model i Modified Basic Finner Model. Uređaj za merenje derivativa stabilnosti je uređaj sa prinudnim oscilacijama modela i to sa primarnim oscilatornim kretanjem u ravni valjanja. Pobudni moment u valjanju meren je petokomponentnom aerovagom sa mernim trakama. Ova aerovaga je projektovana i izrađena za dinamička aerotunelska merenja. Amplitude i fazni stavovi pobudnog momenta određeni su u frekventnom domenu primenom kros-korelacione metode. Rezultati dobijeni u aerotunelu T-38 upoređeni su sa objavljenim eksperimentalnim rezultatima dobijenim u Arnold Engineering Development Center-von Karman 4ft aerotunelu. AB - Measurement of the direct damping derivative in roll in the T-38 wind tunnel is described in this paper. The T-38 wind tunnel data for the Basic Finner Model and Modified Basic Finner model are shown. The forced oscillation technique was used for these measurements. The roll apparatus for the stability derivatives measurement is a full-model forced oscillation apparatus with primary angular oscillation around a longitudinal axis of the model. The excitation moment in roll was measured with the five- component strain gauge balance. This balance was designed and built for the wind tunnel dynamic measurements. The amplitudes and phase shifts of the excitation moment were calculated in frequency domain by applying cross-correlation technique. The T-38 wind tunnel results are compared with published experimental results of the Arnold Engineering Development Center-von Karman 4ft wind tunnel. PB - Univerzitet u Beogradu - Mašinski fakultet, Beograd T2 - FME Transactions T1 - Merenje prigušnog derivativa stabilnosti u valjanju na dva kalibraciona modela rekete T1 - Measurement of the direct damping derivative in roll of the two calibration missile models EP - 194 IS - 3 SP - 189 VL - 41 UR - https://hdl.handle.net/21.15107/rcub_machinery_1667 ER -
@article{ author = "Samardžić, Marija and Isaković, Jovan and Miloš, Marko and Anastasijević, Zoran and Nauparac, Dragan B.", year = "2013", abstract = "U ovom radu opisano je merenje prigušnog derivativa stabilnosti u valjanju u aerotunelu T- 38. Prikazani su rezultati dobijeni na dva kalibraciona modela: Basic Finner Model i Modified Basic Finner Model. Uređaj za merenje derivativa stabilnosti je uređaj sa prinudnim oscilacijama modela i to sa primarnim oscilatornim kretanjem u ravni valjanja. Pobudni moment u valjanju meren je petokomponentnom aerovagom sa mernim trakama. Ova aerovaga je projektovana i izrađena za dinamička aerotunelska merenja. Amplitude i fazni stavovi pobudnog momenta određeni su u frekventnom domenu primenom kros-korelacione metode. Rezultati dobijeni u aerotunelu T-38 upoređeni su sa objavljenim eksperimentalnim rezultatima dobijenim u Arnold Engineering Development Center-von Karman 4ft aerotunelu., Measurement of the direct damping derivative in roll in the T-38 wind tunnel is described in this paper. The T-38 wind tunnel data for the Basic Finner Model and Modified Basic Finner model are shown. The forced oscillation technique was used for these measurements. The roll apparatus for the stability derivatives measurement is a full-model forced oscillation apparatus with primary angular oscillation around a longitudinal axis of the model. The excitation moment in roll was measured with the five- component strain gauge balance. This balance was designed and built for the wind tunnel dynamic measurements. The amplitudes and phase shifts of the excitation moment were calculated in frequency domain by applying cross-correlation technique. The T-38 wind tunnel results are compared with published experimental results of the Arnold Engineering Development Center-von Karman 4ft wind tunnel.", publisher = "Univerzitet u Beogradu - Mašinski fakultet, Beograd", journal = "FME Transactions", title = "Merenje prigušnog derivativa stabilnosti u valjanju na dva kalibraciona modela rekete, Measurement of the direct damping derivative in roll of the two calibration missile models", pages = "194-189", number = "3", volume = "41", url = "https://hdl.handle.net/21.15107/rcub_machinery_1667" }
Samardžić, M., Isaković, J., Miloš, M., Anastasijević, Z.,& Nauparac, D. B.. (2013). Merenje prigušnog derivativa stabilnosti u valjanju na dva kalibraciona modela rekete. in FME Transactions Univerzitet u Beogradu - Mašinski fakultet, Beograd., 41(3), 189-194. https://hdl.handle.net/21.15107/rcub_machinery_1667
Samardžić M, Isaković J, Miloš M, Anastasijević Z, Nauparac DB. Merenje prigušnog derivativa stabilnosti u valjanju na dva kalibraciona modela rekete. in FME Transactions. 2013;41(3):189-194. https://hdl.handle.net/21.15107/rcub_machinery_1667 .
Samardžić, Marija, Isaković, Jovan, Miloš, Marko, Anastasijević, Zoran, Nauparac, Dragan B., "Merenje prigušnog derivativa stabilnosti u valjanju na dva kalibraciona modela rekete" in FME Transactions, 41, no. 3 (2013):189-194, https://hdl.handle.net/21.15107/rcub_machinery_1667 .