Validation of Effective Models for Simulation of Thermal Stratification and Mixing Induced by Steam Injection into a Large Pool of Water

Table 1

Estimation of effective momentum given the frequency and amplitude of water level oscillations inside the blowdown pipe in STB-21 test.

Estimated frequency and amplitude of oscillations based on TC measurements in STB-21				Velocity based on synthetic jet theory and chosen momentum rates within the estimated range of velocity
Time	Period	Frequency	Amplitude	Velocity	Momentum rate kg·m/s^2
s	s	Hz	m	m/s	Case  1	Cases  2(a) and 2(b)	Case  3
4300–4400	2.5–3.3	0.303–0.4	0.1–1.0	0.043–0.57	0.066	10.32	11.5
4600–4700	4–5.6	0.18–0.25	1.9–3.8	0.48–1.36	8.43	54.4	67
4800–4850	2.5–3.3	0.3-0.4	1.9–3.8	0.81–2.18	23.4	151	171.5
4860–4880	2–3.1	0.33–0.5	1.9–3.8	0.88–2.73	27.55	177.7	268