System Identification of Heat-Transfer Process of Frequency Induction Furnace for Melting Copper Based on Particle Swarm Algorithm

Table 1

Estimation of parameters.

Times							(%)
1	4.3001	3.6775	4.7041	15.8040	4.4133	0.8062	54.46
100	3.9306	3.0649	3.8284	12.0910	9.8059	0.8043	35.67
200	3.6863	3.2186	3.6900	11.7114	10.7010	0.8015	32.91
300	3.6091	3.3414	3.6158	11.6022	10.7973	0.8000	32.62
400	2.9136	4.1961	2.9262	10.7083	12.8079	0.8003	27.70
500	2.5226	5.4856	2.5382	10.9166	15.6515	0.7986	20.28
600	2.6645	5.7444	2.6757	11.5040	16.3083	0.7994	16.95
700	3.7783	6.0790	3.7766	14.5121	17.5467	0.7996	2.40
800	3.9280	6.0538	3.9294	14.8759	17.6169	0.8000	0.84
900	3.9867	6.0446	3.9872	15.0075	17.6055	0.8000	0.47
1000	3.9997	6.0106	4.0000	15.0090	17.5290	0.8000	0.14
True value	4	6	4	15	17.5	0.8