Essays about: "washing test"

Showing result 21 - 25 of 25 essays containing the words washing test.

  1. 21. Separate treatment of wash water from sand filter using disc filter technology.

    University essay from KTH/Mark- och vattenteknik

    Author : María Fernanda González Sánchez; [2013]
    Keywords : Disc filter; Jar-test; Organic polymer; Phosphorus removal; Sand filter wash water;

    Abstract : The purpose of this study is to evaluate the convenience and effectiveness of using a disc filter to treat washing water from the sand filters at Sundet wastewater treatment plant. The disc filter is used aiming for the reduction of suspended solids and phosphorus. The study was divided in two main experimental stages. READ MORE

  3. 22. Developing Formaldehyde Free Flame Retardant for Cellulose

    University essay from Högskolan i Borås/Institutionen Textilhögskolan

    Author : MD.Abdul Hannan; [2011]
    Keywords : cotton cellulose; organophosphorus flame retardant; acetal linkage; low temperature pyrolysis; THC; HRR; char residue; LOI;

    Abstract : Two organophosphorus compounds, namely diethyloxymethyl-9-oxa-10- phosphaphenanthrene-10-oxide (DOPAC) and diethyl (2,2-diethoxyethyl) phosphonate (DPAC) were applied on cotton cellulose to impart non-carcinogenic and durable (in alkaline washing) flame retardant property to it. Some acidic catalysts, sodium dihydrogen phosphate (NaH2PO4), ammonium dihydrogen phosphate (NH4H2PO4) and phosphoric acid (H3PO4), were successfully used to settle acetal linkage between cellulose and flame retardant (FR) compound. READ MORE

  4. 23. Techno-Economic Assesment of Parabolic Trough Steam Generation for Hospital

    University essay from KTH/Energiteknik

    Author : Dejene Assefa Hagos; [2011]
    Keywords : Hospital; steam generation; parabolic trough; oil fired boiler;

    Abstract : Hospitals are one of the most energy consuming centers in which thermal energy is utilized for different medical equipments and others. Sterilizers, laundry and kitchens are the main thermal energy utilizing equipments. In addition, large amount of hot water is utilized mainly for showering and dish washing. READ MORE

  5. 24. Methods for Testing Concurrent Software

    University essay from Institutionen för kommunikation och information

    Author : Ramon Radnoci; [2009]
    Keywords : concurrent software testing; software testing; adaptability; test methods;

    Abstract :   Most software today is concurrent and are used in everything from cell- phones, washing machines, cars to aircraft control systems. The reliability of the concurrent software may be more or less critical, depending on which a.o. domain it is functioning in. READ MORE

  6. 25. Environmental fate of pesticides used as seed dressing : transport behaviour and occurrence in watercourses

    University essay from SLU/Dept. of Soil Sciences

    Author : Åsa Kuhlau; [2008]
    Keywords : seed dressing; pesticide; leaching; water; environment; monitoring;

    Abstract : Residues of chemical substances contained in pesticides (plant protection products) have been found in streams in four agricultural areas in Sweden despite no reported direct use. This report investigated whether these residues originated from seed dressing preparations used in the areas or some other source. READ MORE