f surfactants in urban waste water and sewage sludge

... performance of anaerobic co-digestion of the following mixtures: (a) kitchen waste and sewage (0,9 kg: 200 L), (b) kitchen waste and septic sludge (1,5 kg: 1,5 L), (c) kitchen waste and sewage sludge ... Kang (2004) Effects of Mixture Ratio and Hydraulic Retention Time on Single-Stage Anaerobic Co-digestion of Food Waste and Waste Activated Sludge Journal of environmental science and health, part ... Environmental Engineering, A39 - 7, 1739–1756 [58] Salma A Iqbal, Shahinur Rahaman, Mizanur Rahman, Abu Yousuf (2014) Anaerobic co-digestion of sewage sludge and kitchen waste for biogas production International

Ngày tải lên: 08/03/2021, 20:15

... Groundwater F2 1 F2 2 F2 3 F2 4 F2 5 F2 6 F2 7 F2 8 F2 9 F3 0 F3 1 Thanh Tri district Groundwater F0 1 F0 2 F0 3 F0 4 F0 5 F0 6 F0 7 F0 8 F0 9 F1 0 F1 1 F1 2 F1 3 F1 4 Rainwater F0 7 F0 9 Pond water F1 2 WHO guideline (700 ... district Groundwater Thanh Tri district Groundwater F2 1 F2 2 F2 3 F2 4 F2 5 F2 6 F2 7 F2 8 F2 9 F3 0 F3 1 F0 1 F0 2 F0 3 F0 4 F0 5 F0 6 F0 7 F0 8 F0 9 F1 0 F1 1 F1 2 F1 3 F1 4 Rainwater F0 7 F0 9 Pond water F1 2 ND ND ND ... Groundwater F2 1 F2 2 F2 3 F2 4 F2 5 F2 6 F2 7 F2 8 F2 9 F3 0 F3 1 F0 1 F0 2 F0 3 F0 4 F0 5 F0 6 F0 7 F0 8 F0 9 F1 0 F1 1 F1 2 F1 3 F1 4 Rainwater F0 7 F0 9 Pond water F1 2 WHO guideline (500 µg/l) 1000 2000 3000 4000 5000 6000

Ngày tải lên: 16/12/2017, 04:53

... atributed to unsafe and insufficient drinking -water and 297000 are due to inadequate handwashing, of these deaths, 88% occur in Africa and South- East Asia (WHO, 2014) In some cities of Vietnam, the ... concept in an index of interest-impact Variables are the level of interest/likelihood of impact and the level of influence/power level, placed on a scale of to The ranking of interest and influence/power ... identified as poor pipelines, the high rate of leakage, polluting water sources and inadequate water quantity for meeting the demands of locals To improve that status, water safety plan is first introduced

Ngày tải lên: 13/01/2020, 18:07

... result in an increase of 44% in seat kilometres for Paris and of 92% for Lyon The second figure represents a doubling of supply and is more than two times the increase in capacity obtained for the ... supply in the following respects: increase in speeds on the roads, increase in service frequencies during off-peak periods, creation of exclusive public transport lanes, reserving radial roads for ... drastic decrease in the dominance of the car either Its effect is similar to that of an increase in travel time-budgets However, the scale of the effect of accompanying measures (feeder trips by

Ngày tải lên: 11/10/2022, 15:50

... of traffic flow has resulted in 35% increase in average speed of trips in urban areas in France between 1982 and 1994 (Orfeuil, 2000) Table 1: Percentage of all trips made by car in French urban ... Loosing time and saving money 32% Loosing time and money 17% Paris case study Relative evolution Saving time and money Saving time and loosing money Loosing time and saving money Loosing time and ... planned in the framework of the forthcoming official plans, was of no importance for the Greater Paris and Lyon areas Such plans are based partly on an increase in the population size living in the

Ngày tải lên: 11/10/2022, 15:55

... occurrence of a wide range of PFCs (17 compounds) in ambient water in Vietnam, including samples collected from a municipal dumping site (MD), an e -waste recycling site (ER), a battery recycling site ... contamination by perfluorinated chemicals (PFCs) in the environment of developing countries, especially regarding their emission from waste recycling and disposal sites This is the first study on ... 10.1007/s10661-012-2759-x Contamination by perfluorinated compounds in water near waste recycling and disposal sites in Vietnam Joon-Woo Kim & Nguyen Minh Tue & Tomohiko Isobe & Kentaro Misaki & Shin Takahashi

Ngày tải lên: 16/12/2017, 09:48

... Pb > Zn > Fe > Mn The level of studied metals in water samples exceeded the safe limits of drinking water, indicated that water from this river would not safe for drinking and cooking This study ... collected from the following points of Treatment Plant installed at Khandari Nala Under the present study, waste water samples were collected from raw sewage and treated water of waste water treatment ... compatible for disposal into the environment (surface and underground water bodies or land), to minimize the environmental and health impacts, and to make the sewage fit for recycling and reuse

Ngày tải lên: 16/05/2020, 02:51

... demonstration of jute retting in different districts of West Bengal The authors are indebted to AINP JAF-CRIJAF for dissemination of the technology in different jute and mesta growing states of the country ... pond floor, rice on pond floor and fish farming on pond water during October to July, depending on water availability It was naturally filled by rainfall and surface runoff with the onset of monsoon ... micropond for drainage of tanned wastewater rich in ferrous tannate, with a spell of good rainfall runoff during retting period Pipe installation betters pond water management, enables water storage and

Ngày tải lên: 28/04/2021, 01:48

... 2.4 Coefficient of flow of waste source Kf The coefficient of discharge of Kf source is specified in Table below: Table 4: Waste flow coefficient Kf Discharge rate (F) Kf Unit: m /24h F ≤ 50 ... industrial wastewater when discharged into water sources not used for domestic water supply; The purpose of use of the receiving water is defined in the receiving area 2.3 The coefficient of receiving ... A of Table defines the C values of pollutants in industrial waste water discharged into water sources used for domestic water supply; Column B of Table defines the C value of pollutants in industrial

Ngày tải lên: 23/06/2021, 17:17

... and Pagsanjan, I’m very thankful for letting me survey the communities and to all your staff that have a very kind attitude For the barangay captains and staff, thank you for guiding me and for ... 20 Figure 11 Canal in Cabuyao City, Philippines ……………………… 20 Figure 12 Water quality affects health and livelihood ……………… 21 Figure 13 Conserving of water in Rural and Urban Areas ……… 22 Figure ... OF FIGURES Figure Map of Laguna (Laguna De Bay: Environment Literacy) …… Figure Age Frequency from Rural and Urban areas ………………… 14 Figure Gender Distribution in Urban and Rural ………………… 15 Figure

Ngày tải lên: 23/03/2022, 13:06

... practice of a public policy of integrating and integrating environmental awareness that is efficient, effective and disseminated within society on a national, regional and local level I INTRODUCTION ... agents and spread diseases between cities, states, and countries, mainly through food leftovers, food products and personal use Mining waste Mining waste is generated in thedrilling These are tailings ... disposal of solid waste which are: sanitary landfill, controlled landfill, and open-air dumpsite a) From the landfill It is considered an engineering technique used for the final disposal of MSW on the

Ngày tải lên: 11/10/2022, 16:33

... continue to struggle with water quantity and quality issues in the future1 In 2008, WHO-UNICEF estimated that 96% of the urban and 84% of the rural population in India had access to improved water ... because water provision is intermittent with water flowing for a few hours at a time, positive pressure is not maintained in the piped systems making them susceptible to fecal contamination24 In addition ... with nearly 80% of the annual rainfall occurring in the monsoon season Spatial variability in rainfall contributes to periodic floods and droughts in different parts of the country1 Overall, with

Ngày tải lên: 04/12/2022, 16:29

... PERFUME COMPOUNDS IN WASTEWATER AND SEWAGE SLUDGE (F) SURFACTANTS IN URBAN WASTEWATERS AND SEWAGE SLUDGE (G) USE OF POLYELECTROLYTES; THE ACRYLAMIDE MONOMER IN WATER TREATMENT (H) CASE STUDY: LANDFILL ... be five fold greater in runoff near commercial activities, than in residential areas far from industrial emitters Roof runoff and building runoff also contribute to the total runoff loading and ... [adapted from Comber and Gunn, 1996] Activity (study in a hard water catchment area) Washing Machine Input Water Washing Dishwashing Input Water (machine) Washing Dishwashing Input Water (hand) Washing...

Ngày tải lên: 17/02/2014, 10:20

... through consolidated promotion. Key difficulties arose in respect of affordability of the  interventions (principally the stove), funding, and in managing project sustainability in the  face of challenging local circumstances. Price was an important barrier to the sale of MMS,  ... From a programmatic point‐of‐view, such a project saved overcrowding of field sites, and created efficiency in terms of data‐collection, promotion, and human resources. From the  beneficiaries’ point‐of‐view, it created efficiency in terms of time spent in ...    Identifying, implementing and scaling up household energy interventions that are highly  effective in terms of reducing HAP levels and exposure, and are affordable and practical  for the large numbers of poor homes most affected by this issue, remains a challenge.  ...

Ngày tải lên: 15/03/2014, 16:20

... understanding of the impact of intra-BSS and inter-BSS interference, respectively referring to the amount of collisions and interference among nodes belonging to the same BSS and nodes belonging to different ... different BSSs not interfere if they are sufficiently apart (e.g., in parallel streets) The main finding of the study reported in this subsection is that a hybrid connectivity solution, by incurring ... whose main building block is the off-line identification of mutual positions among vehicles and buildings within a given topology Basically, the model classifies positions into Line-ofSight (LoS),...

Ngày tải lên: 20/06/2014, 22:20

... the inlet, and iodinating resin beds at the outlets to maintain bacterial control in the water supply system of the spacecraft.29 Fuel Cell Product Water When hydrogen and oxygen are combined in ... problem in these regenerative systems is bacterial contamination and biofilms forming on the internal surfaces of the water supply system These biofilms are the result of colonies of bacteria forming ... procedures and equipment will be required in any recycling system A high concentration of micro-organisms is found in shower water, reinforcing the necessity of ensuring the disinfection of the recycled...

Ngày tải lên: 10/08/2014, 20:20

... preliminary informations for planning to use in this area which will be advantageous for managing the agriculture and living area in near future GENERAL INFORMATION Loei, one of 76 provinces of Thailand, ... had been taken in order to quantify the leveling of arsenic contaminant Five sampling locations are within the interesting sub-catchment area whose boundary covers gold mine and affected villages; ... to be determined These are important for analyzing the arsenic mobility, which would be beneficial for planning and management of area for dwelling and other usages in near future REFERENCE American...

Ngày tải lên: 25/04/2013, 08:21

... requirement Runoff and infiltration from catchments, assuming no irrigation inflow Inflows and outflows of water for every node and link in the system This includes calculating withdrawals from supply ... “Coefficient A”, “Coefficient B” and “Coefficient C” are coefficients for the monthly infiltration loss formula For this study, the default coefficients were used The aquifer that receives the infiltrated ... to demand sites and catchments (for irrigation), for in- stream flow requirements, and for filling reservoirs Competing demand sites and catchments, the filling of reservoirs, and flow requirements...

Ngày tải lên: 05/09/2013, 14:58

... agricultural land use with farms, mainly cropping rice and fruits Some of the farms maintain small animal husbandries and fishponds Surface water, rain water and ground water are used for the drinking and ... Availability and Quality of Groundwater Resources, Ministry of Industry, Department of Geology and Minerals Division of Hydrogeology and Engineering Geology for the South of Vietnam (DHES), Ho Chi Minh ... and Hoa An In An Binh the usage of surface water should be minimized despite of its suitability for drinking water purposes Here, it can be expected that the surface water quality is going to be...

Ngày tải lên: 16/01/2014, 17:20

... as in the region and descriptions of typical living conditions and family life of the urban poor Finally, information is provided on key national and international players and the history of programs ... they washed their hands before food preparation, before eating, before feeding children, and after defecation Twenty-two percent had soap, water, and a place for handwashing in their homes • Antenatal ... adjustments in our ways of thinking and operating if we are to cope effectively with the programming problems and opportunities of urban life, as compared with rural life The following statement...

Ngày tải lên: 12/02/2014, 12:20