Handbook of Water and Wastewater Treatment Plant Operations - Chapter 9 ppt

... 286 Handbook of Water and Wastewater Treatment Plant Operations (9. 1) 9. 3.2 C ALCULATION M ETHOD U SED FOR V ... © 2003 by CRC Press LLC 288 Handbook of Water and Wastewater Treatment Plant Operations In another type of measuring device, the problem might be indicative of grease buildup on magnetic meter ... seasoned wate...

Ngày tải lên: 11/08/2014, 10:22

... applica- tions and is widely used in water and wastewater treatment operations. Applications include providing electrical energy in plant vehicles and emergency diesel generators; material handling ... resistance of a cir- cular-mil-foot of each of the substances may make a basis of comparison of the resistivity of various substances. Note: It is sometimes more conv...

Ngày tải lên: 11/08/2014, 10:22

... 2001.) OCEAN Estuary River Hills Lake Evaporation Transpiraton Hills Hills Foliage Precipitation Clouds Atmospheric Water Clouds Evapotranspiration (from plants and inland waters) © 2003 by CRC Press LLC 454 Handbook of Water and Wastewater Treatment Plant Operations 1. Well location 2. ... F.R., The Handbook for Waste- water Operator Certification, Technomic Pu...

Ngày tải lên: 11/08/2014, 10:22

... nation’s water and wastewater infrastructure consisting of several thousand publicly owned water and wastewater treatment plants, more than 100,000 pumping stations, hundreds of thousands of miles of ... have no experience with water and wastewater operations. If you work through the text systematically, you can acquire an under- standing of and skill in wate...

Ngày tải lên: 11/08/2014, 10:22

... concept that water treatment plants and water oper- ators treat water to make it safe for consumption. On the other hand, when it comes to wastewater treatment and system operations, many of us have ... high incidence of on-the-job (OTJ) injuries. To properly operate a water treatment and distribution and/ or a wastewater treatment and collection system usu-...

Ngày tải lên: 11/08/2014, 10:22

... distance across water surface L = channel length D = depth of water and wastewater Problem: Determine the volume of wastewater (in gallons) in a section of trapezoidal channel when the wastewater depth is ... in out () = - [] ¥ - () [] 100 % . . %VM reduction .51 .72 .51 () [] () [] = - - = 072 0 100 072 0 0 59 © 2003 by CRC Press LLC Water and Wastewa...

Ngày tải lên: 11/08/2014, 10:22

... or output of practical applica- tions of the basic principles of water physics. Because water and wastewater treatment is based on the principles of water hydraulics, concise, real-world training ... NJ, 199 7, p.34. 20. Adapted from Hauser, B.A., Practical Hydraulics Hand- book, 2nd ed., Lewis Publishers, Boca Raton, FL, 199 6, p. 91 . 21. From Water Treatment: Prin...

Ngày tải lên: 11/08/2014, 10:22

... run-out Shaft Coupling hub Coupling hub Shaft © 2003 by CRC Press LLC 186 Handbook of Water and Wastewater Treatment Plant Operations wastewater industries. Pumps of this type are capable of moving ... gpm 0 2 4 6 8 10 12 14 16 18 E-Q 120 110 100 90 80 70 60 50 40 30 20 10 0 © 2003 by CRC Press LLC 198 Handbook of Water and Wastewater Treatment Plant Op...

Ngày tải lên: 11/08/2014, 10:22

... products. 26 A-C pipe is composed of a mixture of Portland cement and asbestos fiber, which is built up on a rotating steel © 2003 by CRC Press LLC 270 Handbook of Water and Wastewater Treatment Plant Operations surface ... LLC 280 Handbook of Water and Wastewater Treatment Plant Operations line accessories, and so forth); however, discus- sion of thes...

Ngày tải lên: 11/08/2014, 10:22

... McGraw-Hill, New York, 199 1, p. 512. 5. McGhee, T.J., Water Supply and Sewerage, McGraw- Hill, New York, 199 1, pp. 246–252, 199 1. © 2003 by CRC Press LLC 304 Handbook of Water and Wastewater Treatment ... of Water, Technomic Publ., Lancaster, PA, 199 8. © 2003 by CRC Press LLC 300 Handbook of Water and Wastewater Treatment Plant Operations disinfectan...

Ngày tải lên: 11/08/2014, 10:22