NAVY MIL-C-85019-1976 COMPUTER AIR NAVIGATION TRUE AIRSPEED MACH NUMBER WIND COMPONENTS SUPERSONIC TYPE MB-9《MB-9型超音速空速(飞行器与空气的相对速度)马赫数(飞行速度与音速之比例值)航空领航电脑》.pdf

1、I MIL-(2-85019 (AS) 15 October 1970 MILITARY SPECIFICATION COMPUTER, AIR NAVIGATION, TRUE AIRSPEED, MACH NUMBErl, WIND COMPONENTS, SUPERSONIC, TYPE MB-9 1. SCOPE 1.1 This specification covers one type of handheld dead- reckoning computer, designated Type MB-9. 2. APPLICABLE DOCUMENTS 2.1 The f.ollow

2、ing documents, of the issue in effect on date of invitation for bids, form a part of this specification to the extent specified herein: SPECIFICATIONS Federal L-P-535 Plastic Sheet (Sheeting) Plastic Strip; Vinyl Chloride.-Vinyl Acetate Copolymer, Rig id PPP-B-6 36 Box, Fiberboard Mil i tary MIL-P-1

3、16 MIL-P-51403 STANDARDS Federal FED-STD-595 Military MIL-STD-129 MIL-STD-130 Preservation, Methods of Plastic Sheet, Vinyl, Flexible Colors Marking for Shipment and Storage Identification Marking of U.S. Military property I FSC -6605 I Provided by IHSNot for ResaleNo reproduction or networking perm

4、itted without license from IHS-,-,-.I MIL-C-850L7 bb m 9977906 0144962 4 m MIGC-85019 (AS) STANDARDS. Military (Continued) MIL-STD-831 Test Reports, Preparation of MIL-STD-143 MIL-STD- 7 9 4 Parts and Equipment, Procedures for Specifications and Standards Order of Precedence for the S.election of Pa

5、ckaging and packing of (copies of documents required by contractors in connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer,) 3. REQUIReMENTS 3.1 First Article - The computer furnished under this specification shall b

6、e a product which as been inspected and passed the first article inspection specified herein (see 4.4). 3.2 Selection of specifications and standards - Specifications and standards for necessary commodities and services not specified herein shall be selected in accordance with MIL-STD-143. 3.3 Mater

7、ials - The Type MB-9 computer shall be constructed from vinyl plastic in accordance with L-P-535. The material shall be homo- geneous, flat, and resistive to water and warpage. The computer case shall be constructed from flexible vinyl plastic sheet conforming to MIL-P-51403. 3.3.1 Protective treatm

8、ent - When materials are used in the construction of the Type MB-9 computer that are subject to corrosion in salt air or other atmospheric conditions likely to occur during service usage, they shall be protected against such corrosion in a manner that will in no way prevent compliance with the perfo

9、rmance requirements of this specification. Any protective coating that will crack, chip, or scale with age or extremes of atmospheric conditions shall not be used. 3.4 Design and construction - The Type MB-9 computer shall conform to Figures 1 through 7 on pages 4 to 10. circular, mechanical device,

10、 4-5/16 inches in diameter, composed of 3 plastic discs and 2 cursor arms. on opposite faces of a larger disc with cursor arms on both sides for reading the scales. The-computer shall be assembled in a manner that will insure sufficient friction to prevent accidental shifting of the discs and cursor

11、 arms. The computer shall be a Two discs shall be mounted concentrically 3.4.1 Plastic discs - b- L 3.4.1.1 Outer discs - The two outer discs shall conform to Figure 1, page 4 and Figure 2, page 5 and shall be constructed from trans- parent plastic conforming to L-P-535. 2 Provided by IHSNot for Res

12、aleNo reproduction or networking permitted without license from IHS-,-,-! a MIL-C-5017 bb 777770b 0344763 b .I 3.4.1.2 Figure 3, page 6 and Figure 4, page 7 and shall be constructed from china- white vinyl plastic. Center disc - The center disc shall conform to 3.4.2 Cursor arms - The cursor arms sh

13、all be in accordance To preclude parallax, the lines on the cursor arms shall with Figure 5. be inscribed on the underside of the arm. 3.4.3 brass eyelet having anside diameter of 0.152 * 0.005 inch and an inside diameter of 0.125 f 0.005 inch. Eyelet - The computer shall include a nickel-plated 3.4

14、.4 Computer case - The computer case shall be in accordance with Figure 8. flap. MIL-P-51403. (brown semigloss). It shall contain two pockets and a fold-over It shall be fabricated from flexible vinyl plastic conforming to The color shall be as specified in FED-STD-595, Number 20252 3.4.5 Scale data

15、 - The required scale data shall conform to Tables I through XXII. 3.5 Performance - The Type MB-9 computer shall serve as a navigational aid for pilots, navigators, and flight engineers. The computer shall provide accurate navigational information for high speed aircraft as follows: a. True altitud

16、e . b. True airspeed c. Time and distance d. Density altitude e. Mach number f. Temperature rise g. Course angles h. Relative wind i. Drift angle j. Drift and cross wind k. Pressure pattern drift velocity 3.5.1 Airspeed corrections - Airspeed corrections using actual and probable temperature and alt

17、itude conditions, shall be accurate to within 0.25 percent. 3.5.2 Logarithmic time and distance scales - The logarithmic time and distance scales shall be accurate to within 0.20 percent. 3.5.3 Compass rose - The compass roses of the computer shall The accuracy accurately measure course angle and de

18、termine relative wind. shall be 310 minutes. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIGC-85019 (AS) L FIGURE 1. DISC-BACK, MOVABLE, COMPUTER, TYPE MB-9 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license

19、from IHS-,-,-FIGURE 2. DISC-FRONT, MOVABLE, TYPE MB-9 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-0 FIGURE 3. DISC-BACK, COMPUTER, TYPE MB-9 6 I Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-M

20、IL-C-850L7 68 7777706 0144767 3 MIGC-85019 (U) FIGURE 4. DISC-FRONT, COMPUTER, TYPE KB-9 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-ML-C-5037 66 m 7779906 0344768 5 m 1 I STD. STD. n 9 S.L. TEMP. (+IS“ C) - STRAT. TEMP. (-56.5“ C) FIGURE 5. AR

21、M-CURSORy COMPUTER, TYPE MB-9 I I 8 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-1 MIL-C-85017 66 M 7977706 011111969 7 M MIGC-85019(&3) FIGURE 6. FOR ILLUSTRATION PURPOSES ONLY 9 Provided by IHSNot for ResaleNo reproduction or networking permitte

22、d without license from IHS-,-,-MIL-C-850L7 bb 7977706 0344770 3 I MIGC-a5019 (AS) I FIGURE 7. FOR ILLUSTRATION PURPOSES ONLY 10 I Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NIL-C-85017 bb Lra 77777Ob 0144771 5 MIGC-85019 (AS) 4 r 3 48 A cl DIMEN

23、SIONS IN INCHES TOLERANCES 2 & f i “2 I L SECTION A-A FIGURE 8. CASE, (TYPE MB-9 COMPUTER) 11 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-C-85039 66 999990b 0344972 7 MIL-C-85019(AS) * Table I. The Miles and Minutes Scales Degrees Minutes an

24、d Minutes and Minutes and Scales Minutes Scales Mintes Scales Minutes Miles and Degrees Miles and Degrees Miles and 100 101 102 10 3 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 12 7 128 129 130 131 132 133 134 135 136 137 138 139 140 O0 1 3 4 6 7 9 10

25、12 13 14 16 17 19 20 21 23 24 25 27 28 29 31 32 33 34 36 37 .38 39 41 42 43 44 45 46 48 49 50 51 52 O0 33 03 37 08 38 07 35 02 29 54 19 43 07 29 51 12 33 53 12 30 48 05 22 38 53 08 22 36 49 o1 13 24 35 45 55 04 13 . 21 29 36 141 142 143 144 145 146 147 148 149 150 152 154 156 158 160 162 164 166 168

26、 170 172 174 176 178 180 182 184 186 188 19 o 192 19 4 196 19 8 200 202 204 206 208 210 212 53 43 54 49 55 55 57 o1 58 06 59 10 60 14 61 18 62 21 63 24 65 28 67 30 69 31 71 31 73 29 75 26 77 21 79 14 81 07 82 58 84 48 86 36 88 23 90 o9 91 54 93 38 95 20 97 o1 98 42 100 21 101 59 103 37 105 13 106 48

27、 108 22 109 56 111 28 113 O0 114 30 116 O0 117 29 214 2 16 218 220 222 224 226 228 2 30 2 32 2 34 2 36 2 38 2 40 242 244 246 248 250 252 254 256 258 260 262 264 266 268 270 272 274 276 278 280 282 284 28 6 288 290 292 294 118 57 120 24 121 51 123 16 124 41 126 05 127 29 128 51 130 13 131 35 132 55 1

28、34 15 135 34 136 53 138 11 139 28 140 44 142 O0 143 16 144 30 145 44 146 58 148 11 149 23 150 35 151 47 152 57 154 08 155 17 156 27 157 35 158 44 159 51 160 59 162 05 163 12 164 18 165 23 166 28 167 32 168 36 * All degrees and minutes referenced in Tables I through XXII are measured clockwise for a

29、zero reference point. 12 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-5017 66 E 7777706 01LiLi773 7 E I MIL-C-g5019 (AS) Table I. The Miles and Minutes Scales (Contd) Miles and Degrees Miles and Degrees Miles and Degrees Minut es and Minutes

30、 and Minutes and Scales Minutes Scales Minutes Scales Minutes 296 298 300 305 310 315 320 325 330 335 340 345 350 355 360 365 370 37 5 380 385 390 39 5 400 405 4 10 415 420 425 430 4 35 440 445 450 455 169 40 170 43 171 46 174 21 176 53 179 24 181 51 184 17 186 40 189 O1 191. 20 193 37 195 52 198 05

31、 200 16 202 25 204 33 206 39 208 43 210 46 212 47 214 47 216 45 218 41 220 36 222 30 224 22 226 13 228 03 229 57 231 39 233 25 235 O9 236 53 460 465 470 475 480 485 490 495 500 505 5 10 515 520 525 5 30 535 540 545 550 555 560 565 570 575 580 585 590 595 600 610 620 6 30 640 650 238 36 240 17 241 57

32、 243 37 245 15 246 52 248 28 250 04 251 38 253 11 254 44 256 15 257 46 259 25 260 45 262 12 263 40 265 06 266 32 267 57 269 21 270 44 272 07 273 29 274 50 276 11 277 30 278 50 280 08 282 43 285 16 287 46 290 14 292 39 660 670 680 690 700 7 10 720 7 30 7 40 750 760 7 70 780 790 800 810 820 8 30 840 8

33、50 860 870 880 890 900 9 10 9 20 9 30 940 950 960 970 980 990 295 02 297 23 299 42 301 59 304 14 306 27 308 38 310 46 312 55 315 O1 317 06 319 08 321 O9 323 O9 325 07 327 03 328 58 330 52 332 45 334 36 336 25 338 14 340 07 341 47 343 32 345 15 346 58 348 39 350 20 351 59 353 37 355 14 356 51 358 26

34、13 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-85037 bb 7797706 0344774 O 11 MIL-C- 85019 (AS) Table II. Hour Scale i Ho ur Angle in Ho ur Angle in Scale Degrees-Minutes . Scale Degrees-Minutes 1:05 292 39 5:lO 176 53 1:lO 30 4 14 5:20 181

35、51 1:15 315 o1 5:30 186 40 1:20 325 07 5:40 19 1 20 1:25 334 36 5:50 19 5 52 1:30 34 3 32 6:OO 200 16 1:35 351 59 6:lO 204 33 1:40 . O O 6:20 208 43 1:45 7 38 6:30 212 47 1:50 14 54 6:40 216 45 1:55 21 51 6:50 220 36 2 :o0 28 30 7 :O0 224 22 2:lO 41 o1 7:lO 228 03 2:20 52 36 7 :20 231 39 2:30 63 24

36、7:30 2 35 09 2:40 73 29 7:40 2 38 36 2:50 82 58 7 :50 241 57 3: O0 91 54 8:OO 245 15 3:lO 100 21 8:lO 248 28 3:20 108 22 8:20 251 38 3: 30 116 O0 8: 30 254 44 3:40 I2 3 16 8:40 257 46 3:50 130 13 8:50 260 45 4:OO 136 53 9:oo 263 40 4:lO 14 3 16 9:lO 266 32 4: 20 149 23 9:20 269 21 4:30 155 17 9:30 2

37、72 07 4:40 160 59 9:40 274 50 4:50 166 28 9:50 277 30 5:OO 171 46 1o:oo 280 08 14 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- 1 MIL-C-85037 66 W 7777906 0344775 2 I MIL-C-85019 (AS) Table III. Pressure Altitude Scale For True Airspeed and Densit

38、y Altitude Computation Alt it ude Angle in Alt it ude Angle in In 1000 Feet Degrees-Minutes In 1000 Feet Degrees-Minutes -2 -1 O 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 60 63 66 69 72 75 77 80 83 86 89 92 95 98 10 1 10 4 10 8 111 114 1

39、17 120 12 4 12 7 130 133 137 140 144 14 7 150 154 15 7 161 165 16 8 172 175 179 183 187 19 o 52 40 29 19 11 03 57 52 48 46 44 45 46 49 53 59 05 14 24 35 48 02 18 35 54 15 37 o1 27 54 24 55 27 02 38 17 57 40 24 07 52 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66

40、67 68 69 70 71 72 73 74 75 76 77 78 79 80 194 198 202 205 209 213 217 220 224 228 2 31 2 35 239 243 246 250 254 258 261 265 269 272 276 280 284 287 291 29 5 299 302 306 310 313 317 321 325 329 332 336 340 34 3 347 34 19 04 47 30 14 o1 41 29 10 55 37 23 07 50 34 18 03 47 31 15 59 43 27 12 55 39 23 07

41、 - 50 36 18 58 47 32 15 O0 43 28 11 56 40 15 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-* I MIL-C-85019 66 W 9999906 0144976 4 = Table IV. Temperature Scale For True Airspeed and Density Altitude Computations Temperature OC Angle in Degrees-Minu

42、tes +50 +45 +40 +35 +30 +25 +20 +15 +10 +5 O -5 -10 -15 -20 -25 - 30 - 35 -40 -45 -50 -55 -60 -65 -70 -75 -80 57 58 59 61 62 63 65 66 67 69 70 72 73 75 76 78 79 81 83 84 86 88 90 91 93 95 97 31 44 59 14 31 49 08 29 51 15 40 07 35 05 37 10 46 23 03 45 29 15 04 55 49 46 47 I 16 Provided by IHSNot for

43、ResaleNo reproduction or networking permitted without license from IHS-,-,-1 MIL-C-5017 68 W 77777Ob 0144777 b MI GC-85019 (AS) Table V. Density Altitude Scale For Density Altitude Computations Arrow and Cursor are placed at 77 39 .- ._ Alt i tude Angle in Alt it ude Angle in in 1000 Feet Degrees-Mi

44、nut es in 1000 Feet Degrees-Minutes 47 -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 O 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 55 57 59 62 64 66 68 70 73 75 77 79 82 84 86 89 91 94 96 98 101 10 3 106 10 8 111 11 3 116 119 121 124 126 129 132 134 137 140 143 1

45、46 148 15 1 154 157 160 16 3 166 169 31 40 50 O0 12 24 37 51 06 22 39 57 16 35 56 18 40 04 29 55 22 50 19 49 21 53 27 02 38 15 54 34 15 57 41 26 13 o1 50 41 33 27 22 19 18 18 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77

46、 78 79 80 172 176 180 184 187 191 195 198 202 206 2 10 213 217 221 225 228 232 2 36 240 243 247 251 254 258 262 266 269 273 277 281 284 288 292 296 299 30 3 30 7 310 314 318 322 325 329 333 3 37 31 15 O0 44 28 12 56 40 24 05 53 34 19 o1 47 31 12 O0 41 27 11 55 39 23 07 51 36 19 03 47 31 14 O0 42 22

47、11 56 39 24 07 52 35 20 04 17 :i Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I MIL-C-850L7 66 m 7779706 OL447 I Table VI. Pressure Altitude Scale For Altitude Computations Altitude in 1000 Feet Angle in Degrees-Minutes -2 O 2 4- 6 8 10 12 14 16 1

48、8 20 22 24 . 26 28 30 32 34 35 to 80 O 25 35 8 17 356 07 35 3 55 35 1 42 349 26 347 08 344 49 342 27 340 03 337 37 335 o9 332 38 330 04 327 28 324 50 322 o9 319 25 316 38 314 44 I 18 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I MIL-C-850L7 66 7977706 01LILI977 T 9 Table VII. A Temperature Scale For Altitude Computations Temp er at ur e OC Angle in Degrees-Minutes +50 +4 5 +40 +35 +30 +25 +20 +15 +10 +5 O -5 - 10 -15 -20 -25 - 30 -3