Reliability Assessment Based on GO Method of Metro Traction System

<table class="table-group" id="tab5"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left">Operator number</td><td class="align_center">Failure rate (h<sup>−1</sup>)</td><td class="align_center">Average maintenance time (h)</td><td class="align_center">Working probability</td><td class="align_center">Failure probability</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">1 (2)</td><td class="align_center"><span style="width: 58.3897ptpx;"><svg height="11.786pt" id="M120" style="vertical-align:-0.3499002pt" version="1.1" viewbox="-0.0498162 -11.4361 58.3897 11.786" width="58.3897pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M384 0V27C293 34 287 42 287 114V635C232 613 172 594 109 583V559L157 557C201 555 205 550 205 499V114C205 42 199 34 109 27V0H384Z"></path></g><g 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class="align_center">24</td><td class="align_center">0.9997</td><td class="align_center">0.0003</td></tr><tr><td class="align_left">19 (20–22)</td><td class="align_center"><span style="width: 64.653ptpx;"><svg height="11.786pt" id="M121" style="vertical-align:-0.3499002pt" version="1.1" viewbox="-0.0498162 -11.4361 64.653 11.786" width="64.653pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M412 140C382 77 369 73 315 73H129L270 222C362 320 402 379 402 466C402 571 322 635 234 635C177 635 130 609 99 576L42 495L64 475C90 514 133 568 201 568C274 568 318 519 318 435C318 349 255 267 193 193C144 135 87 78 32 23V0H405C417 45 427 89 440 131L412 140Z"></path></g><g transform="matrix(.013,0,0,-0.013,6.24,0)"><path d="M113 -12C146 -12 170 11 170 46C170 78 146 103 114 103S58 78 58 46C58 11 82 -12 113 -12Z"></path></g><g transform="matrix(.013,0,0,-0.013,9.204,0)"><path d="M456 178V225H360V632H320C217 496 115 347 20 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326 143 337 185 337C296 337 350 275 350 188C350 116 308 42 225 42C164 42 122 74 100 93C90 101 82 99 72 92C60 82 51 68 50 59C48 46 52 38 66 24C82 9 125 -12 172 -12C225 -11 292 15 346 59C408 108 437 166 437 226C437 309 371 397 242 397C214 397 170 382 133 369L158 548Z"></path></g></svg></span></td><td class="align_center">6</td><td class="align_center">0.99985073</td><td class="align_center">0.00014927</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Reliability parameters of operators 1 (2) and 19 (20–22).</div>

Advances in Materials Science and Engineering

tab5

Table 5

Table 5: Reliability Assessment Based on GO Method of Metro Traction System 