Experimental Study on Variation Rules of Damping with Influential Factors of Tuned Liquid Column Damper

Table 1

Experimental scheme and measured data.

Experiment number	Total length of liquid column	Opening ratio	Reynolds number	Kc number	Length of horizontal liquid column	Velocity of vertical liquid column; V (mm/s)	Motor speed (r/min)	Head loss coefficient
	N1	19.5	0.6	9615.38	8.5				13.67	238.37	32	6.7
N2	19	0.7	10538.5	7.9	13.67	241.88	32.4	4.73
N3	20	0.5	10307.7	6.7	12.33	279.87	52.3	28.53
N4	18	0.5	9615.38	7.3	13.00	261.07	44.82	25
N5	18	0.6	10076.9	7.9	12.33	249.81	36.18	8.6
N6	18	0.4	10538.5	6.1	11.67	320.09	73.56	40.8
N7	19	0.3	10076.9	6.7	13.00	353.10	85.23	73.9
N8	17.5	0.8	10538.5	5.5	12.33	226.22	40.75	2.86
N9	19	0.4	9846.15	7.9	11.67	299.07	53.07	42.5
N10	20	0.4	10538.5	7.9	13.00	320.09	56.8	40.07
N11	18	0.6	10769.2	6.7	13.67	266.97	45.59	7.57
N12	18.5	0.4	9846.15	5.5	13.67	299.07	76.23	37.75
N13	18.5	0.8	9615.38	6.7	11.67	206.41	30.52	3.14
N14	20	0.8	10076.9	6.1	13.67	216.31	35.13	3.83
N15	19.5	0.7	10769.2	7.3	11.67	247.18	35.87	5.07
N16	18.5	0.3	10769.2	8.5	12.33	377.36	71.79	73.2
N17	20	0.7	9846.15	7.3	12.33	225.99	32.8	5.87
N18	17.5	0.3	10307.7	7.3	13.67	361.19	80.02	62.1
N19	19.5	0.5	10769.2	5.5	13.00	292.40	66.62	28.7
N20	17.5	0.7	9846.15	6.1	13.00	225.99	39.24	4.95
N21	19	0.6	10307.7	5.5	11.67	255.53	53.16	6.07
N22	17.5	0.5	10076.9	8.5	11.67	273.60	40.34	22.3
N23	17.5	0.8	9615.38	5.5	11.67	206.40	31.36	2.2
Diameter of circular orifice	Opening ratio of orifice = 0.3		Opening ratio of orifice = 0.4		Opening ratio of orifice = 0.5	Opening ratio of orifice = 0.6	Opening ratio of orifice = 0.7	Opening ratio of orifice = 0.8
	37.1 mm		37.1 mm		47.88 mm	52.44 mm	56.64 mm	60.56 mm
TLCD model	Original total length		Original horizontal length			Side length of cross section
	140 cm		60 cm			6 cm