THE CARE AND UPKEEP OF A PRIVATE ELECTRIC LIGHTING PLANT

THE four main items of a private generating plant are: (1) the engine; (2) the dynamo; (3) the switchboard; (4) the battery. As regards the engine. If the makers directions about cleaning, lubrication and the occasional examination of certain parts are followed out, this should give very little trouble. The governor and fuel pump, when … Read more

WATTS AND UNITS

THE Board of Trade electrical unit is the kilowatt-hour, which signifies a consumption of energy at the rate of 1,000 watts in an hour, or at a smaller rate for a corresponding longer time. The companys meter registers the units as they are consumed, and the householder pays accordingly. A 40-watt lamp will run = … Read more

Energy Crisis: Where’s The Energy Coming From?

World energy consumption is increasing by about 4% a year, or doubling every 15 years. Petroleum consumption is doubling every 10 years or so. Traditional sources of this energy cannot maintain this rate for very much longer. We shall quite simply use up all our available resources. The argument tends to hinge, therefore, around the … Read more

Wind Turbines–Selecting A Site For Optimum Energy

Wind turbines are the piece of alternative technology hardware that seems to create the most enthusiasm in their designers and users. Part of their appeal is visual: they move in response to the wind, unlike solar collectors which lie quietly absorbing heat from the sun (if you are lucky) or insulation which you cannot even … Read more