ROTOR DYNAMICS OF TURBOMACHINERY

Engineering & Consulting Centre for Dynamic Problems in Rotating Machinery

Rus

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APPENDIX 3

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Flexible ring standarted dimensions

Table A3.1

D1	D2	Number of pedestals n	d max	b1	d
55	58	4	0.165
		6	0.152
58	61	4	0.120
		6	0.170
60	63	4	0.130	5	20
		6	0.180
65	68	4	0.100
		6	0.220
71	74	6	0.270
		8	0.138
75	78	6	0.313
		8	0.155
78	81	6	0.338
		8	0.168
83	86	6	0.325
		8	0.194
88	91	6	0.300
		8	0.223	6	30
93	96	6	0.240
		8	0.148
103	106	8	0.334
		10	0.190

NOTES:

1. The ring materials are steels 60C2A and 40XHMA (Russian).

2. The maximal displacement is limited by a maximal stress 490 MPa and flexibility 867 nm/N at the ring bended to the limit.

3. All the dimensions are given in mm.