نتایج جستجو برای: total owning cost toc

تعداد نتایج: 1148405  

2014
JULIA HYTTEBORN

Hytteborn, J. 2014. Water Quality in Swedish Lakes and Watercourses. Modeling the IntraAnnual Variability. Digital Comprehensive Summaries of Uppsala Dissertations from the Faculty of Science and Technology 1194. 39 pp. Uppsala: Acta Universitatis Upsaliensis. ISBN 978-91-554-9078-2. Water quality is of great importance for ecosystems and society. This thesis characterized and modeled the varia...

2007
P. Rosén

Near infrared spectroscopy (NIRS), diatoms, pollen, charcoal, loss-on-ignition (LOI), and nutrient elements in lake sediments were used to assess important factors controlling Holocene changes in the total organic carbon (TOC) concentration, pCO2, color and pH of lake water in three boreal forest lakes in northern Sweden. The results suggest that mire formation, fire frequency and humidity are ...

Journal: :Journal of environmental sciences 2010
Fei Feng Zhenliang Xu Xiaohuan Li Wenting You Yang Zhen

The performance of combined Fenton oxidation and membrane bioreactor (MBR) process for the advanced treatment of an effluent from an integrated dyeing wastewater treatment plant was evaluated. The experimental results revealed that under the optimum Fenton oxidation conditions (initial pH 5, H2O2 dosage 17 mmol/L, and Fe2+ 1.7 mmol/L) the average total organic carbon (TOC) and color removal rat...

Journal: Geopersia 2015

To evaluate the relationship between total organic carbon (TOC) and Rock-Eval S2 (petroleum potential) of petroleum source rocks, atotal of 180 outcrop samples from the black organic matter–rich facies of Mesozoic strata from a locality of southwest of Iran wereinvestigated using Rock-Eval VI pyrolysis and Leco Carbon Analyzer. The linear regression is applied to determine the correlationbetwee...

2009
Dina Mistry Peter R Davis

Project alliances have become an attractive option for delivering large, complex infrastructure construction projects in Australia. The development of relationships in cost competitive project alliances is central to performance and achievement of project objectives. Critical success factors in relationship development of alliance projects that improve performance were investigated. Conclusions...

2015

About 0.3 g of freeze-dried and powdered sediment sample was decalcified using HCl. Subsequently Total Organic Carbon (TOC) and δ 13 Corg concentrations were measured using a Fisons Instruments CNS NA 1500 analyzer coupled to a Thermo Delta Plus isotope ratio spectrometer. Results were normalized to international standards. Average analytical uncertainty based on duplicate analyses of sediment ...

Journal: :Computers & Chemical Engineering 2007
Jirí Jaromír Klemes Igor Bulatov Tim Cockerill

The paper contributes to techno-economic modelling of CO2 capture process in coalfired power plants. Technological options of CO2 capture have been chosen and cost estimation relationships (CERs) for the chosen options provided. The CERs are being fitted into a developed overall model of carbon capture and sequestration. Functions relating capital costs, operation and maintenance costs and tota...

2012
Peteris Apse-Apsitis Ansis Avotins Leonids Ribickis Janis Zakis

The number of electricity consuming equipment for existing household end-user is continuing to increase, and some residential buildings already consume more energy than existing building regulations prescribe. The uprising SmartGrid technology with alternative energy sources could be a key to solve this problem, but it is demanding also for a “smarter” consumer with ability to monitor and manag...

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