MICROFICHE REFERENCE LIBFUUW - Cd3wd.com

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188Table A.9 Miscellaneous conversionsWeight1 ft3 water = 62.4 lbs1 liter water = 1 kg1 gal water = 8.35 lbs1 lb (avoir) = 1.215 lb (troy) = 0.0005 ton (short)= 0.000446 ton (long) = 0.454 kgTemperatureWorkTemp 'C = [Temp *F - 321 x S/91 BTU = 777.6 ft-lbs
ABHPDD- area- brake horsepower- diameter- drawdownTable A.10189SymbolsE - energy (expressed as head)Eff - efficiency8HHPKLWLmsNNS- acceleration due to gravity- head- horse power- high water level- constant used for unit conversion in equations- low water level- minimum submergence- operating speed in evolutions or strokes per unit time- specific speedNPSK4 - net positive suction head availableNPSHR - net positive suction head requiredQ4E - overall efficiencyP - pressureQ - dischargeT - timeV - volumeV- velocityWHP - water horsepowerz - elevationY - specific. weightP - specific mass
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MICROFICHEREFERENCELIBFUUWA project
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TABLE OF CONTENTS:.LIST OF FIGURES
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LIST OF FIGURES (CONT)Figure3.163.1
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LIST OF TABLESTable2.12.2a2.2b3.13.
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2find both new water lifting device
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4During the 3rd centuryB.C., Archim
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GIn 1698, Thomas Savery obtained a
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9the United States was starting set
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11engines, motors, transmissions, e
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Chapter 2Water LiftingPrinciples2.1
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15Table 2.2a Classification of wate
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2.2.1 Discharge or Capacity (Q)Disc
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(h) Drawdown (D) is the vertical di
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21Tota I DynamicHeadI Total Static
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23Vapor Pressure (P,)Suction Fricti
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Multiplying all these efficiencies
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27NPSHR-Q, is also usually included
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3.2.1.1 Bucket/BagUtilizing nothing
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handmade construction can be easily
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animal is returning to the top, the
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363.2.1-S Counterpoise LiftThe coun
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38to return the lever. Combinations
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40Table 3.1Shadouf performanceLift
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(b)Figure 3.5 Scoop (a) used as sho
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‘PIVOT-r- ----hFigure 3.6 Wzcer b
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46water. The capacity of this devic
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- =7?=PIVOTCOUNTER WEIGHT\FLAP- VAL
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50(a)ROLLER 7- HAND RAIL/SIDE - BY-
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52flow in through a check-valve (e.
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54exhaust valves for the steam (or
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56Another significant difference be
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58shaft), two other forms of these
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60Among the simplest designs for a
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62/HANDLEBARDISCHARGEHOSEfFOOTRE$TD
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HANDLE/CONNECTINGARMDISCHARGEFLAP V
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663.3.1 WheelAfter many of the earl
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68Table 3.2 Manually-operated paddl
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70engine (2-3 hp) as the prime move
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72Table 3.3 records some of the per
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74Several names which are also appl
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76Table 3.5Zawafa performanceLiftDi
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78noria and the discharge and head
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80enclosed circumference can also b
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82Most early tympanums were of the
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84Table 3.6Tympanum performanceDiam
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86sufficiently compact and lightwei
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88of 3000 gpm or 5000 psig. Dependi
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SE;vlI - ROTARYBUCKET VANEU’C)Fig
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92(a)AIRCHAMBERAIR FEEDERVALVEWASTE
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94Table 3.8Ram performanceA. Typica
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COMPRESSEDAIRDEAofpctI5LT1EDUCTC II
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98FLASHTANK .iJI 10 -NON-RETURNVALV
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Because the components are not yet
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102air-lift pumps. The oscillation
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104and from the impeller and confin
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106making this type pump useful for
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90s; 80iTi!g 700E 60W50SPECIFIC SPE
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110to lubricate all or some of thei
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112such variables as impeller size,
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114GEAR HEADOR IVE SHAFTTO PRIME MO
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116W(clFigure 4.6 (a) Thai-style ou
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118DRIVINGSUCTIONDIFFUSERa- - =tQ,E
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DISCHARGELINE OISCHARGE RETURNLINEL
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-122which at $.20/kg, cost $6.00. H
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Table 5.1Manual power appl icat i a
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126water lifting device. Animals ar
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1285.4.1 WindWindmills are currentl
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130even saw use on the windy plains
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172HAL F CYLINDERSt------TO WATER L
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135a vertical shaft, the wind will
Page 143 and 144: --Table 5.3 Typical winchnil 1 clpp
Page 145 and 146: Table 5.4 Typical watermill applica
Page 147 and 148: 141MEDIUM BREASTFigure 5.6 (a) Medi
Page 149 and 150: SLUICEGATEc, ~/I#/,.----- ------I L
Page 151 and 152: 145-H-f -- WH---@II
Page 153 and 154: 147with a 330,250 gpd capacity. Bat
Page 155 and 156: 149Where electric power is not econ
Page 157 and 158: 151electricity), the amount of use
Page 159 and 160: 153of building and installing the d
Page 161 and 162: 155II 300‘0083ooLoo93oo‘ootr000
Page 163 and 164: 157Example G .l (after Molenaar, 19
Page 165 and 166: LOW LIFT VERTICAL PUA /lPI------PER
Page 167 and 168: Chapter 7Improvements and Research
Page 169 and 170: 163example for further projects (Fa
Page 171 and 172: 165Reynolds (1970) writes, " . ..ma
Page 173 and 174: 16?BIBLIOGKAPlIYAddison, Ii., Ccntr
Page 175 and 176: 169Committee on Water Supply Engine
Page 177 and 178: Gatz, C. A., Johnston Vertical Pump
Page 179 and 180: 173Mother Earth News,1574.Ilandbook
Page 181 and 182: 175Reynolds, I. II. , “High Duty
Page 183 and 184: 177Svcndsen, M., "Irrigation Techno
Page 185 and 186: 179APPENDIX
Page 187 and 188: Tabic;: A.2 Area conversions and ab
Page 189 and 190: Table A.4 Pressure conversions and
Page 191 and 192: Table A.6 Discharge conversions and
Page 193: Table'A.8 Specific speed (N,) conve
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