2.
Measurement Process Characterization
2.3. Calibration 2.3.4. Catalog of calibration designs 2.3.4.2. Drift-elimination designs for gage blocks
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CAMERON-HAILES DESIGN FOR 6 GAGE BLOCKS + DRIFT OBSERVATIONS 1 1 1 1 1 1 Y(1) + - Y(2) + - Y(3) + - Y(4) + - Y(5) - + Y(6) - + Y(7) + - Y(8) - + Y(9) + - Y(10) - + Y(11) + - Y(12) - + Y(13) - + Y(14) - + Y(15) - + Y(16) - + Y(17) + - Y(18) + - RESTRAINT + + CHECK STANDARD + - DEGREES OF FREEDOM = 12 SOLUTION MATRIX DIVISOR = 4728 OBSERVATIONS 1 1 1 1 1 1 Drift Y(1) 689 -689 31 111 -79 25 -17 Y(2) -360 360 -1320 -456 -144 -912 -15 Y(3) -40 40 904 -576 -16 424 -13 Y(4) 43 -43 -499 501 -101 -1165 -11 Y(5) 52 -52 716 276 -452 1340 -9 Y(6) -384 384 168 144 792 288 -7 Y(7) 3 -3 405 -75 -117 -741 -5 Y(8) -289 289 385 921 239 463 -3 Y(9) -305 305 -199 -255 -713 -313 -1 Y(10) -3 3 -405 75 117 741 1 Y(11) 289 -289 -385 -921 -239 -463 3 Y(12) 305 -305 199 255 713 313 5 Y(13) -95 95 -217 -777 553 -175 7 Y(14) -3 3 -405 75 117 741 9 Y(15) 400 -400 416 1032 160 488 11 Y(16) -329 329 1289 345 223 887 13 Y(17) -305 305 -199 -255 -713 -313 15 Y(18) 384 -384 -168 -144 -792 -288 17 R* 2364 2364 2364 2364 2364 2364 0 R* = Sum of the two reference standards FACTORS FOR REPEATABILITY STANDARD DEVIATIONS NOM FACTOR 1 1 1 1 1 1 1 0.2699 + 1 0.2699 + 1 0.5253 + 1 0.4545 + 1 0.3989 + 1 0.5890 + 0 0.5399 + -Explanation of notation and interpretation of tables |