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Archive for January, 2009

Small Hydro Site

January 27th, 2009
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How to Develop a Small Hydro Site

1.Introduction
1.0 A free fuel resource potentially everlasting.
1.1 Definition of small hydropower
1.2 Site configurations
1.2.1 Run-of-river schemes
1.2.2 Schemes with the powerhouse at the base of a dam
1.2.3 Schemes integrated with an irrigation canal
1.2.4 Schemes integrated in a water abstraction system
1.3 Planning a small hydropower scheme

2. Fundamentals of Hydraulic Engineering
2.0 Introduction
2.1 Water flow in pipes
2.1.1 Los of head due to friction
2.1.2 Loss of head due to turbulence
2.1.2.1 Trash rack (or screen) losses
2.1.2.2 Loss of head by sudden contraction or expansion
2.1.2.3 Loss of head in bends
2.1.2.4 Loss of head through valves
2.1.3 Transient flow
2.2 Water flow in open channels
2.2.1 Clasification of open channel flows
2.3.2 Uniform flow in open channels
2.2.3 Principles of energy in open channel flows
2.3 Computer programs

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E-book

Structure of Metals

January 27th, 2009
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Fundamentals Handbook Material Science
(Volume 1 Of 2)
Structure of Metals

BONDING
Atomic Bonding
Order in Microstructures
Summary

COMMON LATTICE TYPES
Common Crystal Structures
Summary

GRAIN STRUCTURE AND BOUNDARY
Grain Structure and Boundary
Summary

POLYMORPHISM
Polymorphism Phases
Summary

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E-book

Maintenance Schedulingformechanical Equipment

January 27th, 2009
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Maintenance Schedulingformechanical Equipment
by admin <11:11>pm

I. Introduction 1
1.1 Preventive maintenance
1.2 Predictive maintenance
1.3 Inspection checklists

II. Hydraulic turbines, large pumps and auxiliary pumps
2.1 Pumps
2.2 Hydraulic turbines
2.3 Cavitation erosion, abrasive erosion, and corrosion
2.4 Wearing rings
2.5 Packing/mechanical seals
2.6 Bearings
2.7 Shaft couplings
2.8 Shaft alignment
2.9 Vibration monitoring and analysis
2.10 Oil and lubricants
2.11 Inspection checklist

III. Penstocks, outlet pipes, gates, valves, and auxiliary piping systems
3.1 Penstocks and outlet pipes
3.2 Gates and valves
3.3 Guard gate and valve closure tests
3.4 Auxiliary piping systems
3.5 Inspection checklist

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E-book