%MurNBreportdata000053; ]> Data from Report Machine readable transcription Murray, Raymond L. Creation of machine-readable version: Russell S. Koonts Creation of digital images: Russell S. Koonts Conversion to TEI.2-conformant markup: Russell S. Koonts ca. 30 kilobytes NCSU Libraries Raleigh, NC Modern English, MurNBreportdata000053

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 16 November, 2000

Nuclear Reactor Digitization Project

Raymond L. Murray Reactor Project Notebook

 Illustrations have been included from the print version. Scanned by Russell Koonts with Photoshop 5.0 software. Data from Report Raymond L. Murray

3 pp. Manuscript copy consulted UA 105.16

Prepared for the North Carolina State University Science and Technology Electronic Text Center

The lineation of the manuscript has been maintained and all end-of-line hyphens have been preserved.

Keywords in the header are a local Science and Technology Electronic Text Center scheme to aid in establishing analytical groupings.

Library of Congress Subject Headings 1953 English LCSH manuscript 24-bit color: 400 dpi Data from Report Handwritten 3 pp. 1953 MurNBreportdata000053

DATA FROM REPORT Building (p.12)octagonal shape, 25' clearanceradiation ports10 or 20 ton crane16" wall of reactor room16" water windowShielding (p.17)Limanite or barytes30" (safe)6' actual17' diameter, 9 1/2' high18" thick base5' channel, 92" deepFuel container (p.18)stainless steel 3471/16" walls27.2 cm diam, 27 cm highOpenings:6 water (3 coils)2 control rod guides, 3/4" o.d. 1/16" wall, 18" above, 8" below surface1 gas tube, 1 1/2" diam1 thermocouple 3/16" o.d., 1/32" wall, 7" long1 solution 3/8" i.d., 1/32" wall, to near bottom1 height 1/2" id., 1/16" wall, 20" above1 re-entrant 1" i.d., 1/16" wall, 56" above, 8" belowPressure specification 100 psiCooling system (p.20)cooling colis 1/4" s.s. 30 ft length3 gal./min for 10 k.w.join 1' from reactor in 3/4" tubesPrincipal activity Mg26 625 d/s, O18 110 d/sexposure of person 5' from 10 gal .08 R/8hr; in 1 hr, 1/100 of this.1800 gal holding tank for 10 hr. operationNuclear fuel (p.22)volume of cylinder 14,360 cm3H/R)opt=1.848 H=24.8, D=27.2 Depth of airspace 2.2 cm total H 27.0Mc at 20° 840 dM/dT= 0.9 deg-1Mc at 80° 900Experiments require 15g more. Total 915g.Reactor envelope (p.24)Al construction27.5 cm o.d. reactor,28.3 cm id envelope16" up to flangeupper cylinder 48" diam, 42" heightvolume 40 ft3 (45 times reactor volume)16" graphite on top of reactorNon-concentric location of reactor, 0.8 cm gap on one side for shim, liquid tubegraphite powder packingReflector (p.26)16" thickness of graphite block bare, and sidesBars 4" x 4" rectangularinside envelope also

DATA FROM REPORT Second Liquid Catch Basin(p.27)upper part Al cylinderbroad shallow chamber - catch basinLead shield (p.28)Al cylinder 52" O.D. 48" high2" of lead liningγ-attenuation (less concrete)shipping protection(also tertiary catch basinSafety and Control rod (p.28)strip 2" wide, 0.02" thick shim8" of boron* (p=1.5-1.7) in 5/8 o.d. s.s. tube * enriched in B104" from central axis, 100° from each other.Rod value 80 g. shim value 10-12 g.Instrumentation and control(p.29)Thermocouples, pressure gauges, radiation detectorssignal transmitting system, cables, leadsindicating and recording at control deskcontrolling and reulating at control deskFlux densities (p.36)γnfnsSurface5.4 x 101110113 x 1011Re-entrant5.4 x 10115.5 x 10111.5 x 1011 12Exp. Port2 x 1092 x 1081.2 x 109Thermal column5 x 1023 x 107 ratio ns/nf = 6 x 104 column 5' long, totalcolumn 1' from Pb4 x 1065 x 10102' "5 x 1051.2 x 10103' "1 x 1043.5 x 108 ?9Activity of fuel soln. (p 39)TABLE.Thermal coluimn (p.39)5' from surgace of reactor to end.Pb shield, Cd Shield, additional concreteSample exposure ports (p.39)Total 127 from outside to reactor4 across thermal column1 vertical re-entrant3/5 i.d. metal tube3" i.d. lining tubeExits 24" from floor levelGas disposal (p.43)No of d/s per kw-min 2.5 x 1014; 7000 curies} factor 50,000Decay in 4 hrs 5 x 109 d/s, 0.15 curiesFission gases 0.0015 cc/kwh; H2, O2 8000 cc/kwh 40 liters/hr at 5 kwDilution-blowers 8-10,000 cfm Stack height 100' or so.Holding tank with no dilution 3500 liters; with 21, 000 liters, 10 days.With 500 cc/min, 10 days hold up, 10, 000 cfm dilution gives 2.5 10-4 μc.Reactor Hazards (p.48)Beam at 3" hold.6 x 1010 2 Mev γ's6 x 109 nf } 2 x 103 R/sec3.5 x 1010 ns

DATA FROM REPORT control and Safety Rods (p52)a) 5 sec removal b) instantaneous removalneutron cycle time lp = 5 x 10-5 seck∞ = 1.74δk = 0.0157solutionρ = 1.1 g/cm3m = 15,800 gsp. Heat. = 0.95gas rate = 2 cc/kw secdK/dT = -2.0 x 10-4/°C% delayed n's0.65%average period1/6 seca)b)Max power level400 kw at 95°C105 kw at 95°C" radiation :ns = 1.2 x 10133 x 1016nf = 4 x 10121016γ = 2.2 x 10135.4 x 1016maximum k1.01571.006