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1654 1 .Chapter 15 Issuss itelajed a Treotment-plont <br />Trinvthylamine (TNIA) is pre nt in the tud hale in man <br />9 � p y :utaert>bicaltj <br />�- <br />digested ilirdges. Trimethylarnine is ! um is in that it is salable below pli.9.bs <br />9i <br />above•this pH level it is a gas rind can be: cowed into the air. Adding lime to di�Q <br />sludge For odor control may, in fact, li rote Or 'by converting TMA to:a gas (NGa <br />m <br />2001 `Murthy. 2001). SOMC pla may be u e to lamd apply dewatered sludge; <br />becatnm of the, increased odor duction. Thus, itt ivaring processing and d)sp*,. <br />options: the ramifications Of or gencyntion and con' t ave to be evaluated e�rafrily:< <br />xs <br />e <br />Movement of Odors #seal S+ erslnowomr Treatment fay iffties <br />u nit <br />" <br />Under quiescent meteorological eanditions, odorous gases that develop at fmatw000., <br />o <br />lnj <br />factliticx tend to hO%'Cr over the point Of- generation (e.g:, sludge thickettin.g faciiiliES,; <br />a <br />sludge %torage lagnons), because the txkorous gases are roore dense than air. D:;a ' ` <br />;nt <br />on the 1001 meteorolu ical conditions, it has been observed that otlerrs ma be mta <br />ti <br />cured at undiluted Loncentrations at .gtvat di%Wn es from the riot of genemion.. <br />ti llowin9 events AMar to happen. (l) in the .evening or early morning hottts, <br />' <br />quiescem-metencological condition,,. a cloud of odors will develop over the wart <br />treatmem unit Ernie to the relea%e of odors; and,(2) the mmeantrated cloud Iof ods�ts. <br />} <br />then 'be .tr - srted 0.e., pushed ak;ng), without. GM,akin p <br />g u , over great rs�tiRS ": <br />. <br />the weak mntn ctr roily rnorntng rrreaes, U Gy c ctp; .n some cases. WON <br />_ been detected ur disttutccs of U m 5 V. fir cun rA�;r <br />Iren„rua UMB cermea cne. P401, 'urerrl of odors (Tchbbanoglous and Schroed�r, <br />The p*#'Inmvemenf. of on was first descciW by Wilson l The most Co <br />method used to mitigate the effects of the odor pull' is to install baniers.:to indu <br />bulenoe. thus break -ing vp and dispersing the cloud of concentrated radars, andjor <br />wind generators to maintain a rni6isnum %'elocity across the source. <br />55A -231 <br />