PPT-Class #3: Humidity, condensation, and clouds

Chapters 4 and 5 1 Class 3 July 9 2010 Atmospheric Humidity Chapter 4 2 Class 3 July 9 2010 Circulation of Water in the Atmosphere A general definition of humidity is the amount of water vapor in the air. Malcolm Thornton. Managing Director, Proten Services. What is the PCA?. The Property Care Association (PCA) is the trade association representing members, promoting best practice and providing technical guidance in the following sectors:. “. Breathe easy…. ”. Cost effective solutions. for condensation and mould. 1 in 5 properties in the UK still suffer from Condensation. Why?. What is the problem?. Our role - to provide you with information on Condensation and Mould. Hui Deng, University of Michigan Ann Arbor, DMR 1150593. An international team of scientist led by Hui Den achieved:. three–dimensional confinement of . polaritons. , and the condensation of these . Humidity refers to the amount of moisture (water vapor) in the surrounding air.. Relative. Humidity is a measure of the amount of moisture in the air . compared. with the amount of moisture the air can hold.. 23-2. Clouds. Small water droplets or ice crystals that fall through air. Fog is a cloud that forms near the surface. Formation. Solid surface are needed for water vapor to condense on. Troposphere – lower layer of atmosphere. Claire O’Neill. Environmental Protection, Public Health and Housing. Environmental Health Service. Environmental Protection , Public Health and Housing. Food Safety. Health and Safety. Community Safety. Jassem. al . Majed. abdulAziz. al . hashash. Fawaz. al . enezi. Abdullah . bahzad. vocabulary. Evaporation. Condensation. Precipitation. Humidity. Saturation. Relative humidity. Dew point. Cirrus. What is humidity?. -The water vapor in the air (invisible). What is specific humidity?. - The actual amount of water vapor in the air.. Measured in GRAMS/Meter. 3. capacity!. - Capacity is how much water vapor the air can hold.. Humidity Controlled Oven Capstone Team 2012 Team Members: Paul Lucas Mircea Bec Khoi Nguyen Thong Truong Meshari Al Ebrahim Asgedom Gebrehiwot PSU Faculty Advisor Dr. Faryar Etesami Boeing Industry Advisor HAXO-8 Fixed-Site Humidity & Temperature Monitoring SentryPRODUCTOVERVIEWThe Sentry TEHU-2222 is a wireless temperature and humidity monitoring device and component of the SensiNetwireless sensor network It reports highly accurate real-time ambient l 5. Water in the atmosphere – in all its phases. Last week, we focussed on the weather systems found in the mid-latitudes.. The heart of the mid-latitudes is the polar front, where warm, tropical air from the south meets cold, polar air from the north.. water vapor.  in the . air. . . Humidity. There are three main measurements of humidity: absolute, relative and specific.. Absolute humidity is the total amount of water vapour present in a given volume of air.. Katerina Lazarova. 1*. , Rosen Georgiev. 1. , . Darinka. Christova. 2. and . Tsvetanka. Babeva. 1*. 1. Institute . of Optical Materials and Technologies ‘‘Acad. J. Malinowski’’, Bulgarian Academy of Sciences, Acad. G. .