1 - Alaska Energy Data Inventory

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5 14I3 2 1 10 1. SEE PLATE B2 FOR LOCATION OF OVERSPEED RUN. DCBCRATER LAKE, SNETTlSHAM, HVDRAULIC TRANSIENTS-10 FT DlAM VENTED TANK OUERSPE~~SPEED COATE 2. PROFILES ARE BASED ON DATA FROM COMPUTERTURBINE SPEED & GATE OPENING US TIME 51.5' THROAT DIA" FROM ~7,e6e HP/18e_ GATE(F!PM) 00PROGRAM • WHAMO·.S0e. 10.870.84O.,!\.3. INITIAL TURBINE NET HEAD 'K 926.1 FT.P...-, " ~ r--~9.4. LAKE WSEL = 965.5 FT.I "-8. 5. TAILWATER ELEVATION: 11.4 FT.~I~ e, MINIMUM HYDRAULIC LOSSES81O. r ............ 7 •~ r--...., --- -& ELEM T1 - CATE OPEN tiC i--...780. ............ 6 •ELEM T1 - SPEED~75O. ,~ 5.720. I ..4.69O.,--II,I660. , 1:2.\630. ,. 1.3.CB\...... n n n b.600. . Ravlslona0 10 20 30 4O 50 60 70 80 90 100 Iwmbol OeurlpUona Oa', ApprQvedTIME (SECS)--,RUN OF 3 APR 84 AT 12:45%31--TURBINE SPEED AND WICKET GATE OPENING VS TIMEIU,I, AH"~ I!NGINteR [lIBTRIC'CORPI 0' I!NGINH".ANCHORAGI!, ALAaKAD.tlgned b.lSNETTISHAM PROJECT, ALASKAA~",';l ~ SECOND STAGE DEVELOPMENTu~"'rm,CQlpt. CRATER LAKE I01 ling __ nDrawn b'lRECOMMENDED PLAN~HYDRAULIC TRANSIENTSMAXIMUM OVERSPEED;..~:'..:-;;' ~~C!:JJ!!~~&.(~"lea'a, A8 SHOWN Ih .. 1-I~",~~:.:J.-Drawing(; :~O"J.~r.-~Q 8. I lOWCoda: 1-.. ......-01-0l-0I5 4 3 i 2 DESIGN MEMORANDUM 26 PLATE 815tOal.. 14 AUG. 17rol,,.nl;'IUlmb.rtSh •• I_D'_A
5 l41...j3 2,1r0--£tEV'"1U4S.113e.1. THESE CURVES ARE BASED ON THE FOLLOWING:8. LAKE WSEL : 1022.0 FT. 0CRATER LAKE, SNETTISHAM. HVDRAULIC TRAHSIEHTS - SPHERICAL VALUE 30 SEC CLOSU~£b. TAIL WATER ELEV. = 4.8 FT.PIEZ ELEV AT SPHERICAL VALVE & VALVE ANGLE VS TIME POSHc., ELEV. OF SPHERICAL VALVE. 7.5 FT.(DEG)r->'d. INITIAL FLOW THROUGH SPHERICAL VALVE. 471 CFSJJ' - - r-- - - --- - - ;- - - - -~8. INITIAL TURBINE OUTPUT - 47. 011 HPI ll'::J·5 (BLOCKED OUTPUT) I·~CB1125.lUte.1085.~1070. ,lesS. ,IV10~0. ,leas. t!I1010.9g4.5 ItIIII..)11""-I/I((/II)I~IfV1.),/,/rI f. INITIAL NET HEAD ON SPHERICAL VALVE :~HOIE ae ~0 - PIE ~. EtEV.6.ENERGY ELEVATION AT VALVE MINUSI - -& ELEM Vc - VA VE AHGl ELEVATION OF VALVE = 1008.1 - 7.5 = 1000.6 FT.~ 6.15iif 7.151 -.... ----..~r--V~ I' i'..~~7.o.X 1 0 • 5.D..5g. MINIMUM HYDRAULIC LOSSES2. PROFILES ARE BASED ON DATA FROM COMPUTERPROGRAM·WHAMO-.e 5 10 15 ae as 3e 35 40 45 58 55 68A.ylslon.TIME (SEeS) S,mbol O •• crlpllcna D.'.Apf)r~>I~·dRlI't OF 5 APR 8~ AT 11 ~5az 37CB... - 1-._-IIPIEZOMETRIC ELEVATION AT SPHERICAL VALVE ANDAVALVE ANGLE VS TIMEOO •• I&".d b,~... "",n bw;IUJI.AR ... ", ENGINEER DISTRICTCORPS OF ENG.INEEAS"HcHOHAaE, ALASKA.SNETTISHAM PROJECT, ALASKA:::n,,:> ~ SECOND STAGE DEVELOPMENT1J!l.'m)lCI;>fJlioolf.f\\l~."CRATER LAKE...".,..~ RECOMMENDED PLANHYDRAULIC TRANSIENTSSPHERICAL VALVE CLOSURE I OF II_M. . ..... .t'~;1,~$.:.1&1 AS SHOWN,,,...I~-" , ,~I.l.nc.~.m.. ;:'f(:U:.I;;t-~nuudH.nO.i .. 1 &4 AUO. ,.,~P'f.t':1d -.. ~f f1 C2 1--==---~~~::In, ............ t""Sh •• t_O'_"!!.II! ~;. i.I'I).5 j 4 I 3 i 2 DESIGN MEMORANDUM 26 PLATE 1316tA
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. c-o,.oy t:) ~3 J .-7I ~U~~T Snett
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SYNOPSISThe Long Lake - Crater Lake
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LOCATION:SNETTISHAM PROJECT, ALASKA
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Maximum momentary head, ft(during l
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(3) Based on generation of 27.3 MW
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APPENDIX AGEOTECHNICAL DATAAlA2GEOM
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A. "AVERAGE" FAULT CONDITION.GEOMEC
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For the existing conditions the fol
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SUMMARY ."'OGHOLE Nv.N 93 61':' I S
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SUMMARY LOG N 93614 1 ~H~~T3 Of 3HO
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SUMMARY LOG95473H 0 LEN DH 99 9 160
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SUMMARY LOG N 95473 I SWFFT 4 OF 4H
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SUMMARY LOGHOLE NE9361186371Crater
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SUMMARY LOG N 93611 I SHEET 4 OF 4H
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SUMMARY LOGHOLE N DH 101 cont'd9411
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N 93.616 lSME£T 1 OF4SUMMARY LOGHO
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DEPTH OF HOLE9361686380DRILL OATES
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SUMMARY LOG I SHEF:T 1 OF' 4H 0 L E
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SUMMARY LOGHOLE NO.I N 9L271.~9 I S
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SWN\I~ARYLOGH 0 L E NO.DDH-10~I~N=-
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LOGH 0 L E NO. DDH-lO~ HE N;;--,,"9
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SUMMARY LOGHOLE NO.DDH-IO~PROJECT S
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SUM~AR,(LOG\ N ac.~l~ I SHEET 2 OF,
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SU,'t1:--,lARY LOG I N 0)':'1 ,c,.
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SU~AMARYLOGHOLE NO.N 95159. I SHF E
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SUMMARY LOG N 951S9. 1 SHct=:T 4 OF
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SU:\,1:--.4ARY LOGH 0 L E NO.DIJH-1
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LOGHOLE NO. DCii-107 I SUR,rACe: EL
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,S UMMARY .~OG N 93451 r SHEff 1 Qf
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SUMMARY LOGH 0 L-E NO. DDH-I09~NIiI
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_liUMMARY lOG N 93685 1 ~W~F'T 3 OF
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SUMMARY LOGH-O-L E NO.DDH-110N 9354
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$UMMARY I~~GK 93729.8HOLE N . DH-ll
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N 93729.8~UMM~RY Ib~G.. OL;- N . Dh
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HOLEI PROJEC_,- e"WLa,. COIoIP.~ ~F
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,~UMMARY IbOGN Q
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Il,UMMARV ,~~G N 93767.6I OLE N . D
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[ ~UMMARY LOG N 93767.6OLE NO. rlH
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~UMMARV I'cfGN q17fi7 fiOLE N DH-1l
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SUMMARY .L;PG N 93773. 3 SH~~T 1 OF
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SUMMARY ,,,,00N 93773. 3 SM~~T 30F
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~~UMMARY 1'o~GI PAO::C~ ("tee ",.N
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ISUMMARY LOGHOLE N . DH-1l4PROJECT
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93731.086934.0PROJ E C TORILL DATES
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SUMMARY LOG 93731.0HOLE N . 86934.0
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SUMMARY I~OGN 95300.4SHEET 1 Of 7 j
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! SUMMARY.",OG N 95300.4 SH£~T1 Of
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SUMMARY LOG- N QC;1nn. 4HOLE NO. DH
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SUMMARY I~OG N Q'i1nO.4 SH£~T 7 OF
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APPENDIX BlHYDRAULIC DESIGN OF RECO
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PARAGRAPHC. Hydraulic Losses in Mac
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APPENDIX B1HYDRAULIC DESIGN OF RECO
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Various plates which appear in both
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C. Power Tunnel. The power tunnel i
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The primary and secondary rock trap
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G. Gate Structure Transition.(1) Si
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quantity of water in the gate struc
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will be approximately 12.5 ft and o
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Figure 7 in appendix B2 contains a
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accompaning cross-sectional areas o
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(3) Losses in Steel Penstock - Fric
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the type of pipe to be used at Crat
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unlined tunnel was 0.187 ft. Simila
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1.04 HYDRAULIC TRANSIENTSA. Operati
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Representat i ves of HEOB and OCE r
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nominal diameter and 27.9 percent f
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I. Computer Models.(1) Computer Pro
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increase the Polar Moment of Inerti
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"WHAMO" was used for the run and re
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surge tank (reject condition) is 10
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a surge tank approximately 350 ft h
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1.05 LAKE TAPA. Genera 1. The 1 ake
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Trashrack ConditionZero clogging25%
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plug, approximate sta 10+50 and at
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the blast pressure recorded at cell
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REFERENCES1. Mattimoc, J. J., Tinne
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APPENDIX B2SUPPORTING TECHNICAL DAT
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eUN.(Fl.). ,~f···~"'. '"".f1~~_.
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'.1":' ..."'..: ..:.........iI\~~fr
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COMP .~ > ,;--C H K 0 • ~,-,,,,-\
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C OMP. '3N3""CHKD. ___SUBJECTU.S. A
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COMP. ;IN:rCHKD. __ _SUBJECTC.IGA T
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CaMP. In::;:CHKD. ___ _SUBJECTU.S.
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JI~COMPoCHKD. ___SUB~IECTC I( A Te(
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·COMP. :1Nd~, U.S. ARMY ENGINEER D
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'COMPo )N"TCHKD. __ _SUBJECTU.S. AR
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COMPoC H KD.:r~:ru.s. ARMY ENGINEER
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(C OMP. :r IV 3'CHKD. J .,..1SUBJEC
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C OMP. ::r NS"CHKD.J 101SUBJECT3LiU
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46 13231~ t l TIr!!f I..I' ,;I ' 'j
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COM P. JIv J u . S. ARM YEN GIN E E
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COMP.lf!::C H K D •.::.YuleIDo/L.
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COMPo 0N"S'""CHKD •• J WJ"JU.S.
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U.S. ARMY ENGINEER DISTRICT, ALASKA
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COIo4P.CHKD.U.S. ARMY ENGINEER DIST
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COMPoCHKD.,r., '........,.~S U!:!..
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COMPo ;fA/if "CHKO.-r- u.s. ARMY EN
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COMP.CHkO.U.S. ARMY ENGINEER DISTRI
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COMP.CHKO.SUBJECTU.S. ARMY ENGINEER
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~~=::ySUBJECTU.S. ARMY ENGINEER DIS
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NPA FORM 16Ba (Rev.) Previous editi
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i•COMPo StJ\CHKD. JJSUBJECTZ/ 1?t
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COMPo ,)N)CHKD. 9"~SlIBJECTHU.S. AR
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NPA FORM 168a (Rev.) Previous editi
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"':'\.CO~P.~CHKD.~SUBJECTU.S. ARMY
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~( \lAL..\)~S iC.E\\\M\1'\) (.cc-0s
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-C OMP. \./ t..JCHJ(D._~_t~_"SUBJEC
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___ .___._~ ..-=..........__ ._+-__
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~UIII~::J•o•zo.,'"
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604·· FIUC • e893 FINI65COf41)
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1 CRATER lA
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lZ112Z DISPLAY ALL FINISHla3124 HIS
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S4· rRIC .01S0 FINI~5 COMO 10 C10e
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.DISCHRI2CE. CO£.FFICIGNT vs VALVE
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SA CPLUS .el C~1NUS .el rI~I65 CONO
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1'~,~~TER LAKE. Sl'fETTISHM. HYDRAU
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~!;:t:-~·.; ..'!;'~totoJ)l.14M PIa
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)0.40.5~IT' I" THiI "'lIee C .....
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sf· C· PLOTTIMG REQUESTS&a,1fLO.T
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········· .. ·· .... ·
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.... D.~.~ T.altcTtOtt II TJl II'UI
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'IIEL~CT'ltC6 ()veH .,}{)(L~ue TA ~
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\C'iCfilB1L L.A-1L-l:5'"GU3C-TelG "
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APPENDIX B3HYDRAULIC DESIGN OF ALTE
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The power tunne 1 entrance wi 11 be
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B. Losses in the Power Tunnel.(1) U
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3.04 SURGE TANK.A. Operating Requir
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in the power conduit. Condition E i
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(2) Condition A - Maximum surge for
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I. Stability Routings.To de~onstrat
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3.05 PRESSURE AND SPEED REGULATION.
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Maximum water hammer pressure gradi
Page 265 and 266: APPENDIX B4HYDRAULIC DESIGN OF ALTE
Page 267 and 268: 4.02 DESCRIPTION OF THE POWER CONDU
Page 269 and 270: 4.04 AIR CHAMBER SURGE TANK.A. Oper
Page 271 and 272: 12-ft diameter power tunnel with a
Page 273 and 274: Asc = Critical (horizontal) area of
Page 275 and 276: CRITICAL AIR VOLUMES BASED ON SVEE
Page 277 and 278: Since the air volume required in th
Page 279 and 280: The results of the rejection and de
Page 281 and 282: from these gauges will be converted
Page 283 and 284: Air 1 eakage through the rock is go
Page 285 and 286: needed for normal power production
Page 287 and 288: 4.06 PRESSURE AND SPEED REGULATIONA
Page 289 and 290: 4.07 INTERNAL CONDUIT PRESSURESA. G
Page 291 and 292: hammer values. Water ham~er and spe
Page 293 and 294: 16. U.S. Dept. of Interior, "Design
Page 295 and 296: 'I ,j:' 1 ! .~ .... ; : r :-:; I r
Page 297 and 298: 1. Jistances ~f j,10,~nrl l~ tt h~t
Page 299 and 300: TABLE IMAXIMUM PRESSURE ANDSPEED RI
Page 301 and 302: 17()D').~~-----; !CSURMSUR(Chaudhry
Page 303 and 304: 5 4 3 21 0occBB-----------Aa..::;VI
Page 305 and 306: 5I 4 I 32DESIGN SURGE TANK DIA. = 1
Page 307 and 308: D5 I4 I 3 2 1 1THIS TANK IS LESS TH
Page 309 and 310: 5 I4 I 3 2 11---_._---0CRATER LAKE#
Page 311 and 312: c---54 : 3 2 11D1. SEE PLATE B2 FOR
Page 313 and 314: 5 I 4 3 2 11----0 1. SEE PLATE B2 F
Page 315: 5 I4 [ 3 2 !1DEUtICRATER LAKE, SNET
Page 319 and 320: CORPS OF ENGINEERSU. S. ARMY1040 f-
Page 321 and 322: \ \ /A~1-- I.- -- QUIESCENT' 1 I514
Page 323 and 324: CORPS OF ENGINEERSU. S. ARMY~'" 00~
Page 325 and 326: 5 4 I 3 I 2 1 II THS TANK IS STABLE
Page 327 and 328: -DC 9505 I 4 I 3 I 2 1I DESIGN TANK
Page 329 and 330: APPENDIX CPENSTOCK DESIGNC1C2ANALYS
Page 331 and 332: e cANALYSIS OF CONFINED PENSTOCKS.
Page 333 and 334: -Rcdr.op a vertical l:ine to the ab
Page 335 and 336: liner • Longitudinal members and.
Page 337 and 338: - ~",/APPENDIX C2STRESS ANALYSIS OF
Page 339 and 340: .' '", ,_" - _. ' •• :~"~';:',~
Page 341 and 342: '. ~~'. L1 zmuslbe'es//mCl-led.:" ~
Page 343 and 344: . ,c'R- II51-2 - 87"LlI -I- ~2 ,; O
Page 345 and 346: CONCRFTEDEFORMATION...--'Ir---Difre
Page 347 and 348: srra/n,- ....Bdt"sp/ac6'mel7tDC-r ,
Page 349 and 350: - . .
Page 351: 7. E: ..':·"·tillTCES~ .Wa.ter Po
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1 - Alaska Energy Data Inventory

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