TABTools and techniques, 602
Taguchi model, 259 , 266
vs. axiomatic design, 543
in determining causes of failures, 249
in DFSS (design for six sigma), 716
in DOE (design of experiments), 370 “372
loss function in, 397 “398
in product design, 371
in QFD (quality function deployment), 725
signals in, 26
Task functions, 58 “59, 239, 264
Taylor's motion economy, 200, 203
Taylor series, 644 “649
partial derivatives, 649
of random variable functions, 650
in two-dimensions, 649 “650
variance and covariance, 650 “651
TDP (technology deployment process), 298 “300
Team champions , in trade-off studies, 476
Teams, 26 “27
aggressors in, 25
blockers in, 25
boundaries in, 29
conformance in, 29 “30
cross-functional, 472
dealing with variations in, 30 “31
in DFSS (design for six sigma), 25 “26
environment, 28
external variations, 28
feedback to, 31
help-seekers in, 25
input, 27
internal variations, 29
minimizing effects of variations on, 31 “32
monitoring performance of, 33
non-systems approaches to, 26
output/response, 28
peacemakers in, 25
ranking, 473 “474, 477
signals, 27
system interrelationships in, 33
system structure of, 27 “28
in trade-off studies, 472 “473
Technical system expectations (TSE), 78
Technology deployment process (TDP), 298 “300
Technology forecasting, 156 “157
Telecommunications industry, 6
Temperature, 29, 289, 526
Terminus functions, 66 “67
Testing
interpreting results of, 530
methods of, 529 “530
reasons for, 529
Test procedure errors, 526
TGR/TGW (things gone right/wrong), 349, 364
Theory of constraints. see TOC
Theory of non-constraints, 463 “464
Thermal analysis, 357 “359
Thermal conductivity, 358
Thermal expansion coefficient, 180
Things gone right/wrong (TGR/TGW), 349, 364
Three-level factors, 385, 391, 392
Three-parameter Weibull distribution, 643
Throughput, 458
vs. costs, 461
obstacles to, 461 “463
in TOC (theory of constraints), 463
Time interest earned ratios, 692
Time to total system failure, 627 “628
Time-truncated tests, 319 “320
TOC (theory of constraints), 457
five-step framework of, 464 “465
foundation elements of, 463
goals of, 457 “458
measurement focus in, 460 “461
strategic measures, 458
vs. theory of non-constraints, 463 “464
throughput vs. cost world in, 461
Tolerances, 523
bilateral, 523
cost of reducing, 448
in DOE (design of experiments), 371, 447 “454
impact of tightening , 449
Tolerance stack studies, 266
Tolerancing, 518 “522
conventional, 518
in DFSS (design for six sigma), 716
geometric, 518
and six sigma, 1
statistical, 721
Tools and equipment
design of, 200
wrong and inadequate, 214
Total development process, 75
Total productive maintenance (TPM), 362 “3
Total quality management (TQM), 102 “105
TPM (total productive maintenance), 362 “363
TQM (total quality management), 102 “105
Trade and Industry Index, 146
Trade-off studies, 470 “471
checklist of, 476
conducting, 471 “475
hypothetical example of, 89
matrix, 477
ranking methods in, 473 “474
selection process in, 474
sensitivity analysis in, 475
standardized documentation in, 474
in systems engineering, 39
weighting rule, 475
Traditional engineering, 468
Transactions, recording, 672, 675
Transfer functions, 51 “52, 719
Transformations, 52 “53, 396, 717 “718
Trial balance (accounting), 676
TRIZ theory, 230
in design FMEA, 267 “268
in DFSS (design for six sigma), 715
foundation of, 548
and innovation, 548
and levels of innovations, 549
principles associated with, 550
in process FMEA, 275 “276
tools, 549
Tryout period, of product life cycle, 699 “700
TSE (technical system expectations), 78
Tumbling barrel hopper feeders, 207
Two-level factors, 390 “391
Two-station assembly lines, 170 “175