elements of multicriteria decision making
handbook of pollution control & waste minimization
Ngày tải lên :
01/04/2014, 11:46
... Application of Life Cycle Assessment W David Constant Part V Risk and Decision 17 Risk-Based Pollution Control and Waste Minimization Concepts Gilbert J Gonzales 18 Elements of Multicriteria Decision Making ... The ratio of the weight of a given volume of a substance at a given temperature to the weight of an equal volume of a standard substance at the same temperature Strata Distinct beds of rock, which ... Also, the cost of treating wastewater is often related to the volume of water that requires treatment Energy conservation and pollution prevention are often thought of as two sides of the same coin...
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Process Engineering for Pollution Control and Waste Minimization_1 pdf
Ngày tải lên :
20/06/2014, 03:20
... appropriate type of data, and specify the tolerable levels of potential decision errors that will be used as the basis for establishing the quality and quantity of data needed to support decisions It ... finding of no significant impact This document will include a brief discussion of the need for the proposal, of alternatives as required by EPA regulations, of the environmental impacts of the ... tolerable level of decision errors for the study, and how many samples to collect Decontamination and decommissioning (D&D) The process of reducing or eliminating and removing from operation of the process...
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Process Engineering for Pollution Control and Waste Minimization_2 pot
Ngày tải lên :
20/06/2014, 03:20
... for the decision process and remove some of the air of subjectivity from it There is a formalism associated with decision science, the terms of which are fairly intuitive To begin with, a decision ... objective of the decision at hand, and the decision rules are structured in the context of this objective When there are multiple criteria which must be considered in the decision, this is termed a multicriteria ... made by professionals in other disciplines 3.2 The Need for Environmental Decision Support Systems The development of environmental policies and generation of environmental management decisions...
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Process Engineering for Pollution Control and Waste Minimization_3 ppt
Ngày tải lên :
20/06/2014, 03:20
... operations are disposed of The manufacturing has to avoid the presence of noxious and other hazardous substances and materials as constituents of the packaging material or of any of the packaging components ... properties and characteristics of the packaging shall enable a number of trips or rotations in normally predictable conditions of use and offer the possibility of processing the used packaging ... and operation of a landfill site, including as far as possible the cost of the financial security and the estimated costs of the closure and after-care of the site for a period of at least 30...
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Process Engineering for Pollution Control and Waste Minimization_4 docx
Ngày tải lên :
20/06/2014, 03:20
... internalization of the many hidden costs of driving would be the implementation of an insurance program based on the average number of miles a driver travels This would link a portion of drivers’ ... dislocation of communities and loss of wildlife (6) Dam failure can cause catastrophic floods and thousands of deaths Sedimentation often fills reservoirs rapidly and reduces the usefulness of the ... use incandescents? Lack of awareness Easy commercial availability or promotion High first cost High replacement cost in the event of breakage Cost and inconvenience of retrofitting new lighting...
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Process Engineering for Pollution Control and Waste Minimization_5 potx
Ngày tải lên :
20/06/2014, 03:20
... concentration of X” and X is “the flux of X.” The terms of this equation can be interpreted as follows: ∂ [X] = rate of change of the concentration of X ∂t −∇ ⋅ (X) = net influx of X [X]gen = ... the flow rate of X across control surface i The terms of Eq (1) can be interpreted as follows: dX dt = rate of change of X inside the control volume ⋅ ∑(X )i = sum of flow rates of X across the ... per unit mass of stream i; E i ≡ energy per unit mole of stream i ^ ~ S i ≡ entropy per unit mass of stream i; S i ≡ entropy per unit mole of stream i Ti ≡ absolute temperature of CS i F ≡ net...
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Process Engineering for Pollution Control and Waste Minimization_6 ppt
Ngày tải lên :
20/06/2014, 03:20
... processes from biofilms to slime layers Biofilms are used for facilitating biooxidation reactions of contaminated gas emissions Slime layers are utilized for biofiltration 3.2.1 Biofiltration The ... removed 200 g/m3 of solvent per hour at an OLR of 600 m3/m3 filter/h (134) Other researchers have proven the ability of mixed consortia to remove over 90% of a BTEX-contaminated off-gas (131,135) ... successful at degrading the parent compound of the specified waste Most of the references did not report the achievement of complete mineralization (conversion of contaminant into CO2, biomass, H2O,...
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Process Engineering for Pollution Control and Waste Minimization_7 pdf
Ngày tải lên :
20/06/2014, 03:20
... MATERIALS AND PROCESSES A great deal of work has been done on the use of membrane processes for treatment of mine waters Some of the typical membrane configurations of membranes separators are shown ... Recovery Microbial immobilization of heavy metals is used more for the recovery of specific metal ions The ability of the microbes to immobilize the metals is an extension of its normal survival mechanism ... over a longer period of time, other bacteria were able to facilitate the precipitation of the metals (228) Precipitation occurred as a result of the microbial excretion of organic acids, enzymes,...
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Process Engineering for Pollution Control and Waste Minimization_8 pot
Ngày tải lên :
20/06/2014, 03:20
... sensitivity of amperometry with new chemistries and biochemistries Such manipulation of the molecular architecture of the detector surface offers new levels of reactivity that greatly expand the scope of ... kinetic and equilibrium changes The results of this study indicated that the long-chain organics (xanthates) have a higher degree of inhibition of mass transfer of gold cyanide compared to the low-molecular-weight ... describes the use of electrodialysis of copper(I), which is normally not feasible due to the presence of formamidine disulfide This is accomplished when the solutions are obtained by elution of cuprocyanides...
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Process Engineering for Pollution Control and Waste Minimization_9 potx
Ngày tải lên :
20/06/2014, 03:20
... enhance decision making and monitoring progress Part of the decision- making process involves developing an investment strategy An investment strategy involves four items: A decision about priorities ... benefits of environmental improvement, at a lower cost The model for such integrated environmental decision making is presented in Figure The three major components for the decision- making framework ... the specific measures implemented, yet some of the advantages of using an integrated decision- making model include: An increase in the probability of focusing on the highest risks/most important...
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Process Engineering for Pollution Control and Waste Minimization_10 pot
Ngày tải lên :
20/06/2014, 03:20
... of trees or the extraction of crude oil Land disturbance as well as transport of the raw materials from the point of acquisition to the point of raw materials processing are considered part of ... 150 units of raw material C and 60 units of additive to form the final product This step results in the formation of 10 units of waste The question then is how much of the 20 units of waste from ... shortcoming of this method is that it does not consider the value of money, i.e., interest The discounted cash flow (DCF), or interest-rate -of- return, method is the most widely used of all these types of...
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Process Engineering for Pollution Control and Waste Minimization_11 pptx
Ngày tải lên :
20/06/2014, 03:20
... unavailable or of insufficient quality to achieve the goal of the study, then either iterative data collection or adjustment of the goal is required The following sections offer descriptions of current ... Minerals Land area Units of measure Equivalent cubic meters Equivalent cubic meters Tons of oil equivalents Tons of oil equivalents Tons of (metal) equivalents Tons of (mineral) equivalents Equivalent ... management The systematic application of life cycle thinking in all aspects of decision making, including process improvement, product selection, and end -of- life management, provides a stronger...
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Process Engineering for Pollution Control and Waste Minimization_12 pot
Ngày tải lên :
20/06/2014, 03:20
... Middle District of LA, it provides an excellent example, via hindsight, of the utility of LCA for risk-based remediation methodology as described by Constant et al (8) Details of the site(s), ... migration To date, only about 1% of the free-phase material has been removed, but containment appears successful, at the expense of treating millions of gallons of water containing only trace contamination ... required within the lines of evidence of MNA as presented by EPA (10), has had a significant impact on the remedy of the PPI site It appears at this time that active pumping of significant water volumes...
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Báo cáo lâm nghiệp: "Findings from the application of coal combustion by-products (CCB) for forest reclamation on spoil banks of the North Bohemian Brown Coal Basin" pdf
Ngày tải lên :
07/08/2014, 10:21
... of soil properties of Anthroposols and growth vitality of the forest tree species plants: the assessment of texture, chemical and other soil properties of Anthroposols was done on the basis of ... content of hazardous elements (As, Be, Cd, Cr, Cu, Mn, Ni, V, Pb, Zn, Hg) on the basis of collections and analyses of leaf (needle) samples of different tree species taxa from the assessed state of ... result of CCB application The soil-forming process of the soil horizon influenced by CCB ploughing-in is characterized at the age of 7 years by an invariability of the achieved initial state of improvement...
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báo cáo khoa học: "Interventions encouraging the use of systematic reviews by health policymakers and managers: A systematic review" ppsx
Ngày tải lên :
10/08/2014, 10:23
... Michael’s Hospital; Office of Continuing Education and Professional Development, Faculty of Medicine, University of Toronto, Toronto, Canada 2Faculty of Medicine, University of Calgary, Calgary, ... to assess randomised trials were concealment of allocation, follow up of professionals, follow up of patients or episodes of care, blinded assessment of primary outcome(s), baseline Perrier et ... strategy to understand the overall state of research activity in the area of the use of systematic reviews in healthcare decision making Scoping reviews are often undertaken when an area has little...
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Báo cáo y học: " Use of Chinese medicine by cancer patients: a review of surveys" pps
Ngày tải lên :
13/08/2014, 14:20
... 11 of the 81 studies Usage ranged from a low prevalence of 0.7% to a high prevalence of 94.4%, with an average use rate of 35.6% Acupuncture prevalence ranged from 0.2 to 17.1% with a mean of ... number of surveys were conducted in North America, the United States (US) in particular (33.3%) Sample sizes of the studies ranged from 16 to 22,352 with a median of 189 participants Two thirds of ... http://www.cmjournal.org/content/6/1/22 Page of Data extraction The following data was extracted: country of study, number of study participants, type of study (quantitative, qualitative, mixed),...
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Common errors in the use of adjectives made by the students in grade eleven at hoang quoc viet high school
Ngày tải lên :
30/11/2015, 09:12
... OF ADJECTIVES II.1 Survey 18 II.1.1 Purposes of the survey 18 II.1.2 Population of the survey 19 II.1.3.Type of the survey 19 II.1.4 Construction of ... learners of English often make when they use the adjectives Therefore, it is essential to have a comprehensive study of common errors in the use of adjectives I.2 Adjectives I.2.1 Definition of adjectives ... Errors in the use of adverbs instead of adjectives after linking verbs Errors in the use of adverbs instead of adjectives after the objects (as object complement) Errors in the use of adjectival...
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