基于结构功能衍生系数的桥式起重机金属结构优化设计
董青,张天祥,戚其松,徐格宁

Optimization design of metal structure of bridge crane based on structural function derivative coefficients
Qing DONG,Tianxiang ZHANG,Qisong QI,Gening XU
表2 起重机元素的可达集
Table 2 Reachable sets of elements of crane
元素序号可达集元素序号可达集元素序号可达集
S1{S1, S2, S3, S11, S12, S13}S12{S1, S2, S3, S11, S12, S13}S21

{S1, S2, S3, S11, S12, S13, S14,

S16, S17, S18, S19, S20, S21}

S2{S1, S2, S3,S11, S12, S13}
S3{S1, S2, S3, S11, S12, S13}S13{S1, S2, S3, S11, S12, S13}S22

{S1, S2, S3, S11, S12, S13, S14,

S16, S17, S18, S19, S20, S21, S22}

S4{S1, S2, S3, S4, S11, S12, S13}S14

{S1, S2, S3, S11, S12, S13,

S14, S16, S17, S18}

S23{S1, S2, S3, S11, S12, S13, S15, S23, S24}
S5{S1, S2, S3, S4, S5, S11, S12, S13}S15

{S1, S2, S3, S11, S12, S13,

S15, S23, S24}

S24{S1, S2, S3, S11, S12, S13, S15, S23, S24}
S6

{S1, S2, S3, S4, S5, S6,

S11, S12, S13}

S16

{S1, S2, S3, S11, S12, S13,

S14, S16, S17, S18}

S25{S1, S2, S3, S11, S12, S13, S15, S23, S24, S25}
S7{S1, S2, S3, S7, S11, S12, S13}S17

{S1, S2, S3, S11, S12, S13,

S14, S16, S17, S18}

S26{S1, S2, S3, S11, S12, S13, S15, S23, S24, S26}
S8{S1, S2, S3, S8, S11, S12, S13}S18

{S1, S2, S3, S11, S12, S13,

S14, S16, S17, S18}

S27

{S1, S2, S3, S11, S12, S13, S15,

S23, S24, S26, S27}

S9

{S1, S2, S3, S9, S11, S12,

S13, S14, S16, S17, S18}

S19

{S1, S2, S3, S11, S12, S13,

S14, S16, S17, S18, S19}

S28{S1, S2, S3, S11, S12, S13, S15, S23,S24, S26, S27, S28}
S10{S1, S2, S3, S7, S10, S11, S12, S13}S20

{S1, S2, S3, S11, S12, S13,

S14, S16, S17, S18, S19, S20}

S29

{S1, S2, S3, S11, S12, S13, S15, S23,

S24, S26, S27, S28, S29}

S11{S1, S2, S3, S11, S12, S13}