AIDJEX Bulletin #40 - Polar Science Center - University of Washington

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BUOY NAHE COMMUN. COMMANDS FIXES TABLE 1. DATA BUOY CHARACTERISTICS ' NOMINAL BITSIDAY X BATTERY TYPE NO. BUILT/ SAMPLING REDUNDANCY SENSORS f CAPACITY STRUCTURE TOTAL COST 5 A k rt ri P, Arctic Data Buoy IUS Nimbus Beacon 2-5 km Real time turn on IRLS 6 orblday Rangerange 343 x 3 Pressure Temperature Voltage Mercury Polyethylene 3 KWH Spar buoy 7 $150.000 SBRAMS VHF Aircraft Transmit None data Hourly 240 x 2 Pressure 24 orblday Lead Acid PVC tube 0.7 KWH external antenna + battery 7 $100 000 P N HF-N avSat HF- 4HZ Beacon 100 meters 3 Hourly 1632 x 8 transmit NavSat 8 orblday + Colaaand + sample Doppler + Command clock shift Pressure Temperature Volt age Position Zinc-Carbon-Air Polyethylene + Lead Acid + Aluminum 45 KWH 4-leg spar buoy with aluminum upper s truc tute 10 $1 0oo.Ooo SYNRAMS RAMS Nimbus None 1.5-5 ken RAMS Doppler 3 Hourly 8 orblday 256 X 15 Pressure Temperature Ambient noise Zinc-Carbon-Air Aluminum spar 1 KMH buoy 11 $140 000 Me t-Ocean RAMS Nimbus None 1.5-5 ~UI RAMS Doppler 3 Hourly 8 orblday 512 x 15 Pressure Temperature Voltage Azimuth Current speed + Direction Zinc-Carbon-Air Polyethylene 1 KWH spar buoy 4 $104 000 ADW m RAMS Nimbus None 1.5-5 km RAHS Doppler Real t b e 10-12 orb f day 352 x 11 2 buoys with Pressure Temperature Inorganic Lithium 1.5 Kwtl Lexan sphere 17 $192 000
(Martin & Gillespie) Fig. 1. Initial and final array of buoys for AIDJEX main experiment, June 1975-May 1976: 0-0, initial array; 0-0, final . _ _ " array;, 0 , additional buoys. 20 . 15 Estimate 5 * I I I i '71 '72 ' 73 '74 ' 75 '76 Year Fig. 2. Accumulation of data from buoys during AIDJEX, 1971-1976. 13
Page 2 and 3: DATA BUOYS AIDJEX BULLETIN No. 40 J
Page 4 and 5: NOTE TO FRIENDS, AND BYSTANDERS . .
Page 6 and 7: SUMMARY OF TECHNICAL DEVELOPMENTS I
Page 8 and 9: milestones, kept the vendor working
Page 10 and 11: The scene during deployment of HF-N
Page 12 and 13: The initial AIDJEX scientific plan
Page 14 and 15: poizr-orbiting satellite, which is
Page 16 and 17: t@ the spacecraft during each orbit
Page 20 and 21: L( 0 I 2 3 4 3 Radial error, kilome
Page 22 and 23: The buoy will be subjected to tempe
Page 24 and 25: nics occupy about 12 feet of the 17
Page 26 and 27: Ill -- - KEY AIUJEX WIN WW AEBa 0 4
Page 28 and 29: event that a melt pond should form
Page 30 and 31: chute supplied by Paranetics Inc. i
Page 32 and 33: 6'" IqORGANIC LITHIUM BP.TTEI?Y IMP
Page 34 and 35: OM (AD RAMS) UREMEN~ \ AIRDROP N m
Page 36 and 37: provides a grid from which geostrop
Page 38 and 39: words; a four-bit air temperature w
Page 40 and 41: PERFORMANCE OF MET/OCEAN BUOYS IN A
Page 42 and 43: Sensor samples were taken every thr
Page 44 and 45: strengths are known, were used with
Page 46 and 47: the ice (causing reduced shear). An
Page 48 and 49: (McPhee, Mangum, and Martin) , TABL
Page 50 and 51: 70°N 75'N n 3 P 17OOW (D Y 170°W
Page 52 and 53: 12OOW * U Station 25. Xeasurements
Page 54 and 55: (McPhee , Mangum, and Martin) 2701
Page 56 and 57: (McPhee, Mangum, and Martin) a 0 a
Page 58 and 59: "i BUOY 4 I 43 360- 309- 257 206 15
Page 60 and 61: a30gl 251 I 60 511 r 43 BUOY 4 I
Page 62 and 63: n 4, (McPhee, Mangum, and Martin) 8
Page 64 and 65: (McPhee, Mangum, and Martin) 33 W c
Page 66 and 67: . '-,..I.. . B A R R O W W I N D S
Page 68 and 69:
:
Page 70 and 71:
I 25 23 t h--:!li[ NCI PiHCEl4l 22
Page 72 and 73:
.5 .4 .3 0 A R 2 R 0 W J - 0 B U -
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9 1.5 1.0 c 8 w .5 R 930 $ 565 1000
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Clock corrections were applied rout
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Q) u o z z i 4- 4- Z + + z f n 9 Ef
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TABLE 1 DIFFERENCES IN DAILY TEMPER
Page 82 and 83:
Laboratory calibration of the ADRAM
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3.20- - 1 t W o? 2 3.051 ...:-.;..
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POSITION MEASUREMENTS OF AIDJEX MAN
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some redundancy. Four points were u
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75.5 75.: - E75.1 LLI % y75.c - 1 1
Page 92 and 93:
The translocation principle removes
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POSITION ACCURACY To evaluate the q
Page 96 and 97:
TABLE 1 STAND-ALONE ACCURACY 68th P
Page 98 and 99:
Az i mu t h s When both receivers a
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DATA PROCESSING Following the field
Page 102 and 103:
model ice motion in the statistical
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FREC 1 INCY / DOPPLER / FREQUENCY /
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35 30 25 v) > 0 2 20 LL 0 r= E m 15
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An example of a large-scale buoy ar
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observations are needed in remote a
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useful for determining how various
Page 114 and 115:
as well as velocity fields, we must
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Since small changes in the yield su
Page 118 and 119:
The transformation of the system of
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e able to judge how well such a mod
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then the flow rule becomes Q = +A -
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[-B' -F Finally, we eliminate Carte
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differential equation. 2. Discontin
Page 128 and 129:
Substituting (36) and (37) into (34
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arbitrarily assign the values of 1
Page 132 and 133:
The special case when advection can
Page 134 and 135:
TABLE 1 STRETCHING, STRESS, ASP CHA
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ate of deformation, we have normali
Page 138 and 139:
CHARACTERISTIC EQUATIONS The ordina
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One way to circumvent the problems
Page 142 and 143:
The equations governing solutions a
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It is readily seen that when body f
Page 146 and 147:
which may be substituted into equat
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a the stress derivative dCldS remai
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Although we have not studied in thi
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Courant, R., and D. Hilbert. 1962.
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A RESEARCH PLAN TO TEST THE AIDJEX
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the barges managed to reach their d
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APPROACH A baseline simulation 0-f
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SENSITIVITY OF ICE RESPONSE TO DIFF
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Since free drift of ice is computed
Page 164 and 165:
and what is observed becomes less i
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stresses appear to be relatively un
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ehavior is directly related to accu
Page 170 and 171:
TABLE 1 COMPARISON OF ESTIMATED ERR
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a) Base line b) 24-hour prediction
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\ / a) Base line b) 24- hour predi
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a) Base line b) 24- hour predi ct i
Page 178 and 179:
Page 180 and 181:
\ / a) Base line b) 24-hour predict
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.. a) Base line b) 24- hour predict
Page 184 and 185:
J2 a) Base line b) 24-hour predicti
Page 186 and 187:
) 24-hour prediction c) 36-hour pre
Page 188 and 189:
Page 190 and 191:
8 Figure 17. AIDJEX surface pressur
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APPENDIX 1 AIDJEX DATA FILES 1. Pos
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9A. Surface-1 eve1 ai r pressure (d
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19. Surface pressure (Val i dated)
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APPENDIX 2 AIDJEX DATA TRANSFERRED
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I -7-71327GEO A Cards (continued) 7
Page 202:
B Cards (continued) 201
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AIDJEX Bulletin #40 - Polar Science Center - University of Washington

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