By Professor Dr.-Ing. Heinz Brauer, Professor Dr. Yalamanchili B. G. Varma (auth.)
This publication has arisen at once from a path on Air and Water pollutants regulate introduced via the 1st named writer on the Technical collage of Berlin. Extractions of this path were awarded in Brazil, Turkey and India. It used to be on the Indian Institute of know-how of Madras the place the 1st named writer bought in touch with Professor Varma, who grew to become out to be a suggestive, cooperative coauthor. This publication is addressed basically to chemical, environmental and mechanical engineers, engaged within the layout and operation of apparatus for pollution regulate. however it will surely be valuable to chemists and physicists faced with the answer of environmental difficulties. in addition it's meant as a textual content publication for engineering classes on environmental safeguard. The target of the booklet is the presentation of data on layout and operation of kit appropriate to the abatement of damaging emissions into air. The know-how of pollution keep watch over is of fairly younger age, however it has already accomplished a excessive measure of functionality, a result of examine and boost ment paintings invested within the final many years during this field.
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9% . 2% of the waste water untreated. 4. 0% ....... 60 ... NT NT 70 ...... 8% Fig. 14. ::::. g '00 A /\ '\/\II ~ ... , ('wlthout • treatment \ 100 """- ~ ' v 0 1973 1971. 1975 '" - Fig. 15. BODs-load of waste water emitted by BASF AG into the river Rhine 1976 Biological and mechanical treatment of municipal and industrial waste waters has become common practice. Fig. 15 shows the BODs-load of the waste water released into the river Rhine by the BASF AG in Ludwigshafen before and after the new treatment plant had been put into operation .
11) yields ;l p = ~ (~ -1 ) t. 10 5 . The Reynolds number Re is defined by: (17) where '1 is the dynamic viscosity of the fluid. In Fig. 3 Eq. (16) is represented by curve a. It approximates all available experimental and numerical data. With Re --t 0, curve a approaches curve b which describes the Stokes equation. This equation is identical with the first term on the right hand side of Eq. (16): (= 24 Re range of application: 0::; Re;:s 1. (18) 49 2. Removal of Particulate Pollutants 10 3 • theoretical-numerical data • experimentat data 6 <\ 2 10 2 6 I'" <\ >-I' ~ :>: ~ c: ~ :S 2 10' 6 ~ ~ <\ l'~ 2 100 6 4 2 10 " ~ a I I> ,..
22 (1972). -  "Cleaning our environment; The chemical basis for action"; Am. Chern. , Dec. 1969, pp. 24ff. C . - [II] E. E. Moser: Global gaseous pollutant emission and removal mechanics ; Sec. Intern. C. M. R . Brock: An assessment of the global sources of tropospheric aerosols; ibid. MEZGA. -  Chern. Eng. News 50, (27), 2 (1972). -  H. Suter : Die BASF 23 (1973) Sept. pp. EI/E8. -  M. Lange : Der Landkreis 49, 446 (1979). B. P. Soskin: Staub-Reinhalt. Luft 39, 414 (1979). -  Umweltschutz (I): Wasserhaushalt, Binnengewasser, Hohe See und Kiistengewasser; Zur Sache 3 (1971), herausgeg.