Download Energy Conservation Guidebook by Dale R. Patrick PDF

By Dale R. Patrick

Emphasizing the platforms method of strength administration, the strength Conservation Guidebook, moment variation covers the entire scope of power administration thoughts and functions for brand new and current structures. The booklet examines structural issues, akin to warmth loss and achieve, home windows, and insulation. a radical dialogue of heating and cooling approach optimization recommendations is equipped. additionally coated are power conservation measures for lighting fixtures platforms, water structures, and electric platforms. particular power administration purposes are mentioned intimately, together with solar power platforms, strength administration structures and substitute strength applied sciences.

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Heat is also used to cook food to make it edible and is removed from food to preserve it. Heat Energy We know that all matter is composed of tiny particles called molecules. Most scientists believe that molecules are in a constant state of motion or vibration. They also believe that a body in motion possesses kinetic energy and that the faster it moves, the more kinetic energy it has. Moving molecules in matter represent kinetic energy that appears in the form of heat. The faster the molecules move, the more kinetic energy or heat there is in a particular substance.

Starting at –40°F (–40°C) on the graph, assume that heat is added to 1 pound of water in its solid state. Heat applied to ice will cause a corresponding increase in its temperature. This action is indicated by a rise in temperature between points 0 and A of the graph. Sensible heat is primarily responsible for this condition. Its value can be measured or observed on a thermometer. Approximately 36 Btu of heat is absorbed by ice in making this change in temperature. When an additional 144 Btu of heat is added to the ice, as indicated between points A and B of the graph, the temperature remains at 32°F (0°C).

Because of the earth’s gravitational pull, gases in the air tend to exert a continuous force on the surface of the earth. This force per unit area is called atmospheric pressure. 36 kPa. This value is normally used as a reference or a comparison with other pressure values. Atmospheric pressure decreases in value as the height above sea level increases. Atmospheric pressure is measured with an instrument known as a barometer. Barometric pressure values in specific localities are subject to a great deal of change due to variations in weather conditions.

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