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Wall-temperature effects on flame response to acoustic oscillations

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Academic year: 2021

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Figure

Fig. 2. Perspective view of the slot with a cut through the material at z ¼ 0. The upper and lower cooling channels allow a water flow at T w and T amb , respectively.
Fig. 3. Experimental evidence of the effect of wall temperature on the amplitude of combustion  instabili-ties: acoustic pressure fluctuation and slot temperature versus time
Fig. 5. Impulse response of the system under non- non-reacting conditions with a bulk velocity v ¼ 1:6 m=s.
Fig. 6. Two-microphone method for the determination of the acoustic parameters x 0 and d under non-reacting conditions
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