improvement of air navigation facilities
Revealing the costs of air pollution from industrial facilities in Europe pot
... distribution of the 2000 E-PRTR facilities with the highest damage costs % of total damage costs 100 90 80 70 90 % of total damage costs 394 facilities 60 50 75 % of total damage costs 622 facilities ... facilities 40 50 % of total damage costs 191 facilities 30 20 10 0 200 400 600 800 000 200 400 600 800 000 Number of facilities Revealing the costs of air pollution from industrial facilities in Europe ... Revealing the costs of air pollution from industrial facilities in Europe 19 Methods 2.3.1 Regional and local air pollutants Analysis of the impacts of regional and local air pollutant emissions...
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Improvement of recruitment and selection process in HKT Consultant Jsc
... and executives of the HR department of HKT has provided the primary sources of information The interviews were conducted by using questionnaires that consist of views and opinions of those particular ... and services - Improvement of new skills and competencies - Economical way of recruitment in the long run - Many available different ways of recruitment - Avoidance of suspision of fovouritism ... TABLE OF CONTENTS ACKNOWLEDGEMENT i TABLE OF CONTENTS ii TABLE OF ABBREVIATIONS .ii TABLE OF FIGURES .ii EXECUTIVE SUMMARY iii Therefore, improvements...
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Application of Hydrothermal Reaction to Biodegradability Improvement of Refractory Pollutants: Structural Conversion of Di- and Trichloroacetic Acid to Biodegradable Products
... biodegradability of CAAs regardless of the number of attached chlorine atoms The purposes of this research are to investigate the effect of the number of attached chlorine atoms on the reaction mechanism of ... value reached 860 mg / L with reduction of 43 % of total carbon content In case of TCAA, the decomposition of products reached 72 % of total carbon content of TCAA in Since biodegradable products ... beginning of hydrothermal reaction In the total carbon contents of DCAA, 59 % of malic 25 17 27 57 Reaction time (min) b) Products from TCAA Figure Effect of reaction time on the content change of products...
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Improvement of Water Quality by Removal of Suspended Solids and High-speed Biological Filtration in Closed Water Body
... influence of these disturbances was found Some sampling points were selected They are the outlet of plant, the outside of experimental area, points of horizontal level and 0.5, 1.0, 1.5 m of vertical ... outlet of equipment Transparency[cm] 60 out of experimental area 50 40 30 20 10 10 15 20 25 30 35 40 45 50 Time[d] Figure Variation of Transparency Variation of COD concentration Variation of COD ... system, and the removal of nitrogen should be considered, too References [1] Department of Water Environment, Ministry of the Environment, Japan July 2002 Outline of Administration of Water Environment...
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IMPROVEMENT OF BIOLOGICAL SOLUBILIZATION AND MINERALIZATION PROCESS FOR FOOD WASTE
... deducting the sum of the cumulative amount of carbon in effluent from the start of experiment and the amount of carbon in the solid sample of the solubilization reactor from the total amount of carbon ... The biofilter consisted of a series of columns with expanded/foamed polypropylene as packing material and connected to the circulation tank Air was supplied to the circulation tank and biofilter ... as the amount of air in Run was supplied to the circulation tank in Run for the degradation of dissolved and suspended organic substances Biofilter was also installed, instead of coiled filter,...
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Improvement of nutrient removal and phosphorus recovery in the anaerobic/oxic/anoxic process combined with sludge ozonation and phosphorus adsorption
... internal diameter of 0.2 m and a height of 0.8 m (effective volume of 20 L) The ozonation system received sludge withdrawn continuously from the end of the anoxic tank When the amount of sludge reached ... into the system The characteristics of the influent wastewater were as follows: 160–200 mg/L of SS, 55–80 mg/L of TOC, 45–55 mg/L of T-N, and 4.0–5.5 mg/L of T-P In this study, four different ... Concentration of each type of phosphorus in the influent and effluent of the phosphorus adsorption column The small graph at the right shows the breakthrough point (PO4-P concentration: mg/L) of the...
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CFD model of air movement in ventilated façade: comparison between natural and forced air flow
... made of aluminum profiles) to the external wall surface of the building This first layer defines the visual appearance of the building The next layer is an opened air gap with a minimum of cm ... one of the more affecting factors to increase the efficiency of the façade is the external air temperature The presence of ventilated façade in a building leads to a cooling effect in the skin of ... turn to be from an energy point of view The cooling capacity would be increased due to the convective effect of the air movement which will increase the speed of the air circulating inside the façade...
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Exergoeconomic optimization and improvement of a cogeneration system modeled in a process simulator using direct search and evolutionary methods
... problem OP11 of system CP-24 Variable Power (ISO) of gas turbine GT01 (kW) Power (ISO) of gas turbine GT01a (kW) Load of gas turbine GT01 Load of gas turbine GT01a Steam pressure at exit of mixer ... the sum of the specific costs of the system products, which include the costs of capital investment, fuel, and operation and maintenance The total system product is the sum of the exergies of the ... the final value OFf; of course, OFf is improved relative to OF0 Indeed, one expects that Xf is close to, if not coincident with, the system global optimum point X*, associated with OF* ISSN 2076-2895...
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Handbook Of Air Conditioning And Refrigeration P1
... regeneration of desiccant (refer to Chap 29) There are two airstreams in a desiccant-based air conditioning system: a process airstream and a regenerative airstream Process air can be all outdoor air ... and Heating/Piping /Air Conditioning data, from 1985 to 1995, the annual rate of increase of installed value of air conditioning systems is 8.7 percent Because of the replacement of the old chillers ... Heating/Piping /Air Conditioning, May 1982, pp 61 – 67 CHAPTER PSYCHROMETRICS 2.1 PSYCHROMETRICS 2.1 Moist Air 2.1 Equation of State of an Ideal Gas 2.2 Equation of State of a Real Gas 2.2 Calculation of...
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Handbook Of Air Conditioning And Refrigeration P2
... number of moles of dry air, mol nw ϭ number of moles of water vapor in moist air sample, mol nws ϭ number of moles of water vapor in saturated moist air sample, mol Moist air is a binary mixture of ... mass of dry air, for the sake of consistency, air density a, in lb/ft3 (kg/m3), should be defined as the ratio of the mass of dry air to the total volume of the mixture, i.e., the reciprocal of ... Humidity Ratio The humidity ratio of moist air w is the ratio of the mass of water vapor mw to the mass of dry air ma contained in the mixture of the moist air, in lb/lb (kg/kg) The humidity...
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Tài liệu The Applicability of Remote Sensing in the Field of Air Pollution docx
... benefits for air quality: • Air quality forecasts; • Improved characterisation of surface-level air pollution; • Improvement of emission inventories and incidental releases; • Monitoring of import/export ... reflectance: Atmosphere • Temperature profile • Pressure profile • Profiles of all trace gases that absorb in the spectral region of interest • Profiles of all relevant aerosol properties (absorption ... benefits for air quality: • Air quality forecasts; • Improved characterisation of surface-level air pollution; • Improvement of emission inventories and incidental releases; • Monitoring of import/export...
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Tài liệu Modelling the e®ects of air pollution on health using Bayesian Dynamic Generalised Linear Models pdf
... Modelling the effects of air pollution The effects of air pollution are typically assumed to be constant (represented by γ), or depend on the level of air pollution, the latter of which replaces wt ... a smooth function of calendar time; (ii) the effects of air pollution are allowed to evolve over time The efficacy of these two extensions are investigated by applying a series of dynamic and non-dynamic ... composition of harmful pollutants, or from a change in the size and structure of the population at risk over a number of years The only previous studies which investigate the time-varying effects of air...
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Tài liệu Health Aspects of Air Pollution with Particulate Matter, Ozone and Nitrogen Dioxide doc
... effects of air pollutants on human health is a prerequisite for the development of effective policies to reduce the adverse impact of ambient air pollution The second edition of WHO’s Air quality ... independent review of the health aspects of air quality in Europe A Scientific Advisory Committee (SAC), consisting of independent experts in the field of health effects from air pollution, was ... which of the physical and chemical characteristics of particulate air pollution are responsible for health effects? What is the evidence of synergy / interaction of the pollutant with other air...
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Tài liệu HEALTH ASPECTS OF AIR POLLUTION RESULTS FROM THE WHO PROJECT “SYSTEMATIC REVIEW OF HEALTH ASPECTS OF AIR POLLUTION IN EUROPE” doc
... on the health effects of air pollution It is based on the results of a comprehensive review of scientific evidence organized by the World Health Organization in support of air pollution policy ... “Systematic review of health aspects of air pollution in Europe”, which provides essential input to EU policy-making on air quality, in particular the Clean Air for Europe (CAFE) programme of the European ... an effective improvement in the health and quality of life of the citizens of Europe Roberto Bertollini Director Division of Technical Support - Health Determinants WHO Regional Office for Europe...
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Tài liệu Possible influences of air pollution, dust- and sandstorms on the Indian monsoon doc
... monsoon rainfall along the foothills of the Himalayas near Nepal The cloud clusters off the coast of the southern tip of the subcontinent and over the Bay of Bengal are associated with enhanced ... may be largely a reflection of the seasonal variations of the meteorological conditions 40N The bulk properties of the aerosols can be inferred from the variations of the Ångstrøm exponent (Figure 3(b)) ... of the impacts of absorbing aerosols on the Indian monsoon The 2008 Indian monsoon In this section, we use the 2008 Indian mons oon a s an example for a discussion of possible relationships of...
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Tài liệu Effect modification of air pollution on Urinary 8-Hydroxy-2’-Deoxyguanosine by genotypes: an application of the multiple testing procedure to identify significant SNP interactions ppt
... identify the significance of interaction terms of individual SNP and pollutant The current version of MTP allows one to identify the significance of a group of candidate variables to reduce the false ... rate meanwhile adjusting for a group of fixed covariates We used MTP to identify the significance of the group of interaction terms Because the current version of MTP in R can only include one term ... variants of the significant genes identified by MTP with significant interactions using the bootstrap method with the combination of coefficients of the main effect and the interaction [6] Page of...
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