Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 108 for “"Total solids"”.
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Characterizing water holding capacity and total solids of manure-bedding mixtures
… holding capacity (WHC) of the material and the total solids (TS) of the manure-bedding mixture at saturation. WHC is the moisture a material can retain at the point of saturation. The main objective of this experimental study was to characterize properties of manure-bedding mixtures that might …
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The study of boiler saline concentrations and a determination of a more efficient boiler blowdown procedure
… found. 1. The average concentration of total solids in the raw water was found to be 221 ppm. The average concentration of total solids in the feedwater was found to be 86 ppm. These values should be used in calculating boiler blow-down. 2. For a load of 25,000 lb./hr., carryover starts …
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Effects of compositional variables on fouling behavior of thin stillage
… two processing streams; wet cake (30 to 35% solids) and thin stillage (5 to 10% solids). Thin stillage is concentrated to 25 to 30% solids in multi effect evaporators. The presence of fouling in evaporators can increase energy consumption as well as capital and labor costs. Limited studies …
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Reduced-Fat Cheddar Cheese from Condensed Milk
… of reduced-fat Cheddar cheese and the degree of total solids that will produce acceptable quality cheese.</p>
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Linking Microbial Community Structure to Methane Emissions from Stored Liquid Dairy Manure: Responses to Emission Mitigation Actions
… of microbial communities to varying levels of total solids content, residual slurry, pH, and chemical agents were assessed. Gas chromatography and laser-based trace gas analysis were used to monitor CH4 flux whereas molecular techniques including denaturing gradient gel electrophoresis, …
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The aerobic digestion of semi-chemical pulp mill wastes
… wastes of from 4,000 to 8,000 parts per million total solids, but with waste of 13,300 parts per million total solids the 5-day BOD reduction dropped to 29.5 per cent, and no reduction was accomplished with waste of 90,900 parts per million total solids. Semi-batch pilot plant aerations of three …
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Practical aspects of the activated sludge process with seawater inclusion
… rapid settling problems because of a build up of total solids became the limiting factor.
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Gelation Characteristics of Illinois Soybean Beverage Base
… tofu resulted in beany flavor, low protein and total solids recoveries, and waste treatment problems. Soybean beverages made from whole soybean (without desludging) have been developed at the University of Illinois. These beverages possess the properties of good palatability and suspension …
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Comparison of two ultrafiltration membrane systems for whole milk feta cheese production : a thesis presented in partial fulfilment of the requirements for the degree of Master of Technology in Food Technology at Massey University, Auckland, New Zealand
… The composition was defined by the fat, protein, total solids and salt contents. The fat content was determined by utilising the modified Schmid-Bondzynski-Ratzlaff method, protein by the Kjeldahl method, total solids by using the air drying oven and salt percentage by the volhard method. The …
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An investigation of the effects of ozone in a recirculating aquacultural production system
… including: heterotrophic plate count, total coliforms, fecal coliforms, total solids, and total volatile solids. Results indicated ozone had a significantly positive effect in the recirculating aquacultural production system. Further study is recommended, however, to better understand …
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Estudio comparativo de diferentes tecnologías de higienizacion de lodos de depuradora con fines para su reutilización
… orgánica alimentada promedio de 37.3 Sólidos Totales (ST) Kg/m3, 21.4 Sólidos Totales Volátiles (STV) kg/m3 y 41.7 de Demanda Química de Oxigeno (DQO) Kg/m3 y un pH de 6.6, la duración de cada tiempo de retención hidráulica fue de 15, 15 y 15 días respectivamente. El contenido de Coliformes …
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Effects of close-up dietary energy strategy and prepartal dietary monensin on production and metabolism in Holstein cows
… DM and the CU diet for 1.49 Mcal NEL /kg DM. A total of 102 cows (70 multiparous and 32 primiparous) were assigned randomly to 1 of the 4 treatments in a 2 (CE or CE/CU DP feeding strategy) × 2 (inclusion of 0 or 22 g/ton of M) factorial arrangement. After calving, all cows received a lactation …
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Management, Sanitation, and Accuracy of Automated Calf Feeders
… bacterial counts, and describe the variation in total solids concentrations of milk or milk replacer in automated feeders. Six dairy calf operations in Virginia and 4 in Minnesota employing 1 to 2 sophisticated automated calf feeders were visited biweekly for 26 to 28 wk. An initial management …
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A technological model for low energy domestic wastewater treatment
… of the bench experiments. Retention of influent total solids was observed to correlate to hydraulic retention time, with increase retention of total solids corresponding to increase in hydraulic retention time. Furthermore, observed total solids retention in the ambient temperature reactor were …
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Removal of Estrogens at Full and Pilot Scale Livestock Manure Treatment Systems
… was compared to the influent; the ratio of E2 to total estrogenicity (E2-eq) averaged 76%. In the Anaerobic Digester, 38% of E2 (592 vs. 954 μg/cow/day) and 30% of E3 (338 vs. 483 μg/cow/day) mass were removed; E2 contributed more to E2-eq in the influent than in the effluent (43 vs. 26%). There …
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The improvement of physical properties of yoghurts by varying casein/whey protein ratio and EPS-producing starter cultures
… properties of yoghurts made at 9% and 14% total solids during 28 days of storage at 4°C. There are three main parts of this research: a preliminary study, a comparative study of three methods for determination of syneresis and the studies on physical properties of yoghurts made with various …
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The use of isothermal membrane distillation in tomato processing
… IMD can concentrate grape juice up to 70% total solids level, its use is limited to clarified juices due to membrane materials currently available. Tomato juice contains a considerable amount of suspended solids hence clarification of the juice is necessary for subsequent concentration …
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The purification of semi-chemical pulping waste by aeration
… Container Corporation, and as prepared, had a total solids content of 2574 to 3591 p.p.m. The investigation was carried out by aerating the waste with and without the addition of chemical oxidizing agents and biological seeds. The results of this investigation show that the 5-day B.O.D. of …
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Heat-Treated Soybean Proteins for Lactating Dairy Cattle
… milk fat percent, protein, protein components or total solids. Experiment II used a switchback design with 12 cows to determine the feeding value of a heat treated soybean product. Treatments were commercially available heat-treated soybeans (HTP), the unheated ingredients of HTP (HTP-U) and …
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ΣΥΜΒΟΛΗ ΣΤΗ ΜΕΛΕΤΗ - ΚΑΤΩ ΑΠΟ ΦΥΣΙΚΕΣ ΣΥΝΘΗΚΕΣ - ΤΗΣ ΧΗΜΙΚΗΣ ΣΥΣΤΑΣΗΣ ΚΑΙ ΤΗΣ ΡΥΠΑΝΤΙΚΗΣ ΙΣΧΥΟΣ ΤΩΝ ΑΠΟΒΛΗΤΩΝ ΜΙΚΡΗΣ ΟΙΚΟΓΕΝΕΙΑΚΗΣ ΔΟΜΗΣ ΑΓΕΛΑΔΟΤΡΟΦΙΚΗΣ ΕΠΙΧΕΙΡΗΣΗΣ
… PARAMETERS: PHYSICAL PARAMETERS: MOISTURE, TOTAL SOLIDS, VOLATILE SOLIDS AND FIXED SOLIDS. BIOCHEMICAL PARAMETERS: B.O.D., C.O.D. CHEMICAL PARAMETERS: NUTRIENTS: TOTAL NITROGEN, NITRATE NITROGEN, NITROGEN AMMONIA, TOTAL PHOSPHORUS, POTASSIUM. METALS: SODIUM, CALCIUM, MAGNESIUM, MANGANIUM, …
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