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<br />~~:.~3J1 <br /> <br />TABLE OF CONTENTS <br /> <br />Page <br /> <br />INTRODUCTION <br /> <br />..........1 <br /> <br />Research program objectives ..........................................1 <br />Scopc ofthis reporl . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . I <br />Resenroir temperature profiles. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 <br /> <br />LITERATURE REVIEW.................................................5 <br /> <br />Evaporation suppression.General .....................-.................5 <br />Evaporation suppression by destratitication . . . . . . . . . . . . . . . . . . . . . . . . . . .5 <br />Limnology. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 <br />Destratification for quality objectives........ ,..........................5 <br />Destratitication for environmental reasons. , . . .. . . . . . . . . . . . . . . . . . . . . . . . . .7 <br />Reservoir energy budget . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 <br /> <br />BASIS OF THE SUPPRESSION MODEL. . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . .9 <br /> <br />Evaporation water temperature relationship. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9 <br />Extension of model from pan to lake evaporation. . . . . . . . . . . . . . . . . . . . . . . . . 10 <br />Energy budget consideralions. . . . . . . . . . . . . .. .. . . . . . . . . . . . . . . . . . . . . . . . .12 <br />Summary of model conceptualization. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 <br />Errors in the model ................................................. 14 <br /> <br />SUPPRESSION WITH COOLED EV APORA nON PANS .................. .15 <br /> <br />Use of historic evaporation data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 <br />Experiment design. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15 <br />Evaporation pans. . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . .15 <br />Temperature recording. . . . . . . . . . . . . . . . . . .. .. . . . . . . . . . . . . . . . . . . . . . . . .16 <br />Dew Point. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . 16 <br />Precipitation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16 <br />Wind.............. ..... ........ ... ....... ... ... ... ... ............16 <br />Empirical suppression results. . . . . . . . . . . . . .. .. . . . . . . . . . . . . . . . . . .. . . . . .16 <br />Model suppression function. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17 <br />Model and empirical suppression comparison.......................... .17 <br />Vapor pressure substitution Error. . . . . . . . . .. .. . . . . . . . . . . . . . . . . . . . . . . . .20 <br /> <br />DETAILED DESCRIPTION OFTHEMODEL........................... ..23 <br /> <br />Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23 <br />Program I: Vapor Pressure/Temperature Function. . . . . . . . . . . . . . . . . . . . . .23 <br />Program 2: Suppression/ ~ T Function ................................23 <br />Program 3: Resevoir Depth-Volume Function......................... .24 <br />Program 4: Idealized Suppression Rates for Period <br />of Temperature Profile Data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24 <br />Conversion to Monthly Interval. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27 <br /> <br />v <br />