Optical tilt monitoring apparatus
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In recent years, indoor air quality has become an important issue in Hong Kong, China and in many other countries. Numerous indoor sources emit a low concentration of volatile organic compounds (VOCs), which cause adverse health effects such as allergic reactions, tiredness, and even cancer. Conside.....
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In many areas of industry the traditional method of inspecting an item is by comparison with a known master. This inspection is normally carried out by a trained inspector. Depending on the degree of quality control required in a particular field, every item or article may be inspected, or only a ce.....
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Well-explained by its name, this new invention is an electrically-energized device for the rapid generation of steam. The device has a wicked evaporator which consists of a low-thermal-conductivity porous wick, heated from a downward-facing grooved heating block that is in intimate contact with the .....
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Conventional air-conditioning (AC) systems produce considerable amount of cold condensate as moist air is cooled below the dew point. The condensate is commonly drained resulting in thermal loss. The waste thermal energy can be recovered to increase the overall coefficient of performance (COP) by ci.....
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