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close this book A training manual in conducting a workshop in the design, construction, operation, maintenance and repair of hydrams
View the document Contents
View the document Foreword
View the document Introduction
Open this folder and view contents Guidelines for users
Open this folder and view contents Session 1: Introduction to training (1½ hours)
Open this folder and view contents Session 2: Introduction to hydrams (3½ hours)
Open this folder and view contents Session 3: Water measurement techniques (3 hours)
Open this folder and view contents Session 4: Measuring heads and distance (2-4 hours)
Open this folder and view contents Session 5: Review exercise #1 (2 hours)
Open this folder and view contents Session 6: Hydram theory (2-3 hour)
Open this folder and view contents Session 7: Basic plumbing tools and materials (1-1½ hours)
Open this folder and view contents Session 8: Hydram construction - Pipefitting (4 - 6 hours)
Open this folder and view contents Session 9: Hydram design theory and parameters (2 hours)
Open this folder and view contents Session 10: Hydram construction - concrete (18 hours over a 7 day period)
Open this folder and view contents Session 11: Hydram component design criteria (1-1½ hours)
Open this folder and view contents Session 12: Hydram selection (1½ - 3 hours)
Open this folder and view contents Session 13: Inter-relationships within the hydram (11-15 hours)
Open this folder and view contents Session 14: Repair and maintenance (2-4 hours)
Open this folder and view contents Session 15: Review exercise #2 (2 hours)
Open this folder and view contents Session 16: Use of multiple rams (1½ hours)
Open this folder and view contents Session 17: Site development (2 hours)
Open this folder and view contents Session 18: Hydram system site selection (2-4 hours)
View the document Session 19: Project planning (2-4 hours)
View the document Session 20: Wrap up and evaluation (2-4 hours)
View the document Glossary of terms
View the document English-metric units conversion table
View the document References
Open this folder and view contents Attachments

English-metric units conversion table

 

   

Equals, in Metric*

Physical Quantity

This in "English" Units

Spelled out

Symbolic

Reciprocal

DISTANCE

1 inch

2.54 centimeter

2.54 cm

0.3937

 

1 foot

0.3048 meter

0.3048 m

3.281

 

1 yard

0.9144 meter

0.9144 m

1.094

 

1 mile

1.609 kilometer

1.609 km

0.6215

AREA

1 square inch

6.452 square centimeter

6.452 cm²

0.155

 

1 square foot

0.0929 square meter or

0.0929 m2

10.76

   

929 square centimeters

929 cm2

0.001076

 

1 square yard

0.836 square meter

0.836 m2

1.196

 

1 acre

4,047 square meters or

4.047 m2

0.000247

   

0.4047 hectare

0.4047 h

2.47

 

1 square mile

2.590 square kilometers or 259.0 hectares

259.0 h

0.00386

VOLUME

1 cubic inch

16.39 cubic centimeters

16.39 cm3

0.0610

 

1 pint (liquid)

473.2 cubic centimeters

473.2 cm3

0.002113

 

1 quart

946.4 cubic centimeters

946.4 cm3

0.001057

   

or 0.9464 liter

0.946 1

1.057

 

1 gallon

3.785 liters

3.78.5 1

0.2642

 

1 cubic foot

0.0283 cubic meter

0.283 cm3

35.3

 

1 cubic yard

0.765 cubic meter

0.765 cm3

1.308

 

1 acre foot

0.1233 hectare meter

0.1233 h m

8.11

VELOCITY

1 foot per hour,

     
 

minute or second

0.3048 meter/hour, minute, or second

 

3.281

 

1 mile per hour

0.1170 meter per second

0.4470 m/s

2.237

 

1 knot

.0.5145 meter per second

0.5145 m/s

1.944

* Multiply quantity known in British units by this number to get metric equivalent.

† Multiply quantity known in metric units by this number to act British equivalent

   

Equals, in Metric*

Physical Quantity

This in "English" Units

Spelled out

Symbolic

Reciprocal

ENERGY (OR WORK)

1 watt second

1.000 joule = 1.000

   
   

newton meter

1.000 J

1.000

 

1 foot pound

1.356 joule

1.356 J

0.7375

 

1 Btu

1.055 kilojoule

1.055 kJ

0.948

 

1 wale hour

3.60 kilojoules

3.60 kJ

0.2778

 

1 horsepower-hour

2.684 megajoules

2.684 MJ

0.3726

 

1 kilowatt hour

3.60 megajoules

3.60 MJ

0.2778

POWER

1 horsepower

745.7 watts or O.7457 kilo-

745.7 W

0.00134

   

watt

0.7457 kW

1.341

 

1 joule per second

1.000 watt

1.000 W

1.000

 

1 Btu per hour

0.293 joule per second

0.293 J/s

3.41

TEMPERATURE

1 degree

519 degree Celsius (Centi

5/9 X (TF-32)°C

1.8 degree

 

Fahrenheit

grade) for each Fahrenheit

 

Fahrenheit

   

degree above or below 32°F

 

for each Celsius degree plus 3

SPECIAL COMPOUND UNITS

1 Btu per cubic foot

37.30 joules per liter

37.30 J/1

0.0268

1 Btu per pound of mass

2.328 joules per gram

 

2.328 J/g

0.4296

1 Btu per square fool per hour

3.158 joules per square meter

3.158 J/m²

0.3167

 

1000 gallons per acre

0.0935 centimeters depth

 

10.70

 

1 pound of mass per cubic foot

16.02 grams per liter

16.02 g/l

0.0624

 

MASS

1 ounce

28.35 grams

28.35 g

0.03527

 

1 pound

453.6 grams

453.6 6

0 002205

   

or 0.4536 kilogram

0.4536 kg

2.205

 

1 ton(short, 2000 pounds)

0.907 megagram

0.907 Mg

1.102

   

or 0.907 metric ton

0.907 L

1.102

   

or 0.907 tone

0.907 t

1.102

TORQUE

1 inch pound

0.1130 meter newton

0.1130 m-N

8.851

PRESSURE

1 pound per square

47.88 newtons per square

47.88 N/m²

0.02089

 

foot

meter

   
 

1 pound per square

6.895 kilonewtons per

6.895 kN/m²

0.11240

 

inch

square meter

   
 

1 millimeter of

133.3 newtons per square

133.3 N/m²

0.0075

 

mercury

meter

   
 

1 foot of water

2.989 kilonewtons per

2.989 KN/nm²

0.3346

   

square meter

   
 

1 atmosphere

0.1013 meganewton per

0.1013 MN/m'

9.87

   

square meter

   

Flow

1 gallon per day

0.04381 milliliters per

0.04381 ml/s

22.824

   

second

   
 

1 gallon per minute

63.08 milliliter per second

63.08 ml/s

0.01585

 

1 cubic foot per minute

0.4719 liter per second

0.4719 1/s

2.119

 

1 cubic foot per second

28.32 liters per second

28.32 Us

0.0353

FORCE

1 ounce

0.2780 newton

0.2780 N

3.597

 

1 pound

4.448 newtons

4.448 N

0.2248

 

1 ton (2000 pounds}

8.897 kilonewtons

8.897 kN 0.11240

 

* Multiply quantity known in British units by this number to get metric equivalent.

† Multiply quantity known in metric units by this number to act British equivalent