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Wyświetlanie 1-10 z 166
Tytuł:
Transport of Emergency Drinking Water Supplies to Population
Autorzy:
Tomek, Miroslav
Jakubčeková, Júlia
Powiązania:
https://bibliotekanauki.pl/articles/503804.pdf
Data publikacji:
2012
Wydawca:
Międzynarodowa Wyższa Szkoła Logistyki i Transportu
Tematy:
drinking water
emergency supply
transport of drinking water
Opis:
The importance of emergency supply of drinking water with the emphasis on its transport. Transport of drinking water to the population affected by emergency event and state of crisis using various transport alternatives for supply. Organization and regulation of supply of drinking water, with an emphasis on speed and security of supply. Proposal to minimize security risks of supply of drinking water.
Źródło:
Logistics and Transport; 2012, 14, 1; 129-148
1734-2015
Pojawia się w:
Logistics and Transport
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Groundwater quality assessment for drinking purposes using water quality index in Ali Al-Gharbi District, Iraq
Autorzy:
Al-Shammary, Sarteel Hamid Enad
Al-Mayyahi, Sattar Obaid Maiws
Powiązania:
https://bibliotekanauki.pl/articles/1841940.pdf
Data publikacji:
2021
Wydawca:
Instytut Technologiczno-Przyrodniczy
Tematy:
drinking water
groundwater
Iraq
water quality index
Opis:
The present study aimed to assess groundwater quality according to the water quality index (WQI) in Ali Al- Gharbi district of the Maysan Governorate in eastern Iraq. For this purpose, 10 physical parameters such as pH, total hardness (TH), magnesium (Mg2+), calcium (Ca2+), potassium (K+), sodium (Na+), sulphate (SO42–), chloride (Cl–), nitrate (NO3–), and total dissolved solids (TDSs) were examined since 2019 from 16 different locations (viz. wells). The analysis results indicated that 18.75% of the water samples were of good quality, 56.25% of them had low quality, and 25% of such samples were very poor. The WQI also varied from 69.67 and 297.6. Therefore, prior to water use, there is a dire need for some treatments, as protecting this district from pollution is significant.
Źródło:
Journal of Water and Land Development; 2021, 50; 274-280
1429-7426
2083-4535
Pojawia się w:
Journal of Water and Land Development
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Performance of Conventional Drinking Water Treatment Plants in Removing Microplastics in East Java, Indonesia
Autorzy:
Radityaningrum, Arlini Dyah
Trihadiningrum, Yulinah
Soedjono, Eddy Setiadi
Powiązania:
https://bibliotekanauki.pl/articles/24201748.pdf
Data publikacji:
2023
Wydawca:
Polskie Towarzystwo Inżynierii Ekologicznej
Tematy:
drinking water
microplastic
removal efficiency
water treatment
Opis:
Microplastic (MP) has been a new emerging contaminant in the municipal water supply. A water treatment process is a key to producing high-quality and safe drinking water. The performance of a conventional drinking water treatment plant (CDWTP) to remove MPs is questionable. This research aimed to investigate the performance of 2 CDWTPs in East Java in removing MPs. Full-stage treatment in two CDWTPs consisted of intake, pre-sedimentation, coagulation-flocculation, sedimentation, sand filter, and disinfection units. Five L water samples were collected with a grab sampling technique in the sampling points of intake and outlet of each water treatment unit. MP abundance and characteristics in each sample were determined using a Sunshine SZM-45T-B1 stereomicroscope and a Nicolet i10 FTIR spectrophotometer. Total MP removal efficiencies in CDWTPs I and II were 66 and 62%, respectively. The coagulation-flocculation unit performed the highest MP removal efficiencies (56%). The MP with 1–350 μm size achieved lower removal efficiencies (33–53%) than that with 351-<5,000 μm size (53–76%). The removal efficiencies of fiber, fragment, and film in the CDWTPs were 61–65%; 86–100%; and 100%, respectively.
Źródło:
Journal of Ecological Engineering; 2023, 24, 6; 129--143
2299-8993
Pojawia się w:
Journal of Ecological Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Transportation of drinking water in frame of inhabitants supply by road transport
Autorzy:
Tomek, Miroslav
Seidl, Miloslav
Powiązania:
https://bibliotekanauki.pl/articles/504679.pdf
Data publikacji:
2007
Wydawca:
Międzynarodowa Wyższa Szkoła Logistyki i Transportu
Tematy:
drinking water
emergency situation
road transport
Opis:
This article focuses on planning and realizing of supply by drinking water in case of emergency supply of inhabitants. It also deals with some specific technical means which can be used for transport of drinking water as well as for supply inhabitants in specific conditions of emergency situation.
Źródło:
Logistics and Transport; 2007, 5, 2; 115-122
1734-2015
Pojawia się w:
Logistics and Transport
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The Use of Membrane Technologies of the CWTP to Obtain Quality Drinking Water
Autorzy:
Yelemanova, Aliya
Aliyarova, Madina
Begimbetova, Ainur
Jangaskina, Alina
Temirbekova, Marzhan
Powiązania:
https://bibliotekanauki.pl/articles/1955477.pdf
Data publikacji:
2021
Wydawca:
Polskie Towarzystwo Inżynierii Ekologicznej
Tematy:
drinking water
ultrafiltration
nanofiltration
ultraviolet disinfection
Opis:
The purpose of the study is a scientific and theoretical substantiation of the energy characteristics of ultra and nano filtration, which directly depend on the quality of the source water, to ensure reliable and uninterrupted operation of a combined water treatment plant (CWTP), to obtain high-quality drinking water in water supply systems intended for settlements and industrial facilities. The developed method of combined operation of a water treatment plant is based on membrane technology, the efficiency of which directly depends on the preliminary improvement of the quality of purified low-mineralized water using an energy-efficient membrane, post-treatment and subsequent disinfection. Indicators of the quality of treated water that meet regulatory requirements and indicators of improving the energy efficiency of the water treatment plant have been investigated and calculated on the basis of experimental data. The results of studies on low-mineralized water made it possible to obtain TDS (Total dissolved solids) with a total residual concentration of hardness and chlorides in the range of 0.77 mg/dm3 without any problems. The proposed combined water treatment plant method is a priority among fundamental and applied works in the field of water treatment, it is intended for the purification of natural waters under conditions of increased anthropogenic loads on natural water sources.
Źródło:
Journal of Ecological Engineering; 2021, 22, 8; 103-110
2299-8993
Pojawia się w:
Journal of Ecological Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Recovery of Alum from Surabaya Water Treatment Sludge using Electrolysis with Carbon-Silver Electrodes
Autorzy:
Barakwan, Rizkiy Amaliyah
Hardina, Tyta Try
Trihadiningrum, Yulinah
Bagastyo, Arseto Yekti
Powiązania:
https://bibliotekanauki.pl/articles/123042.pdf
Data publikacji:
2019
Wydawca:
Polskie Towarzystwo Inżynierii Ekologicznej
Tematy:
alum
drinking water
electrolysis
recovery
sludge
Opis:
Untreated alum sludge from Surabaya water treatment plant (WTP), which contained high concentration of alum was directly discharged into Surabaya River. It might cause problems because of the accumulation of aluminum in the lower part of the river. Alum could be recovered from the drinking water sludge using the electrolysis method. Aims of this study were to determine the optimum pH and electrical current for electrolysis using carbon-silver electrodes to recover aluminum coagulant from the sludge, and to determine the amount of the recovered alum. The sludge was acidified prior to electrolysis. Acidification was done by adding sulfuric acid at pH 3 and 4. Polarization test was conducted at 100, 200, and 300 mA, in order to determine the optimum electrical current. The electrolysis was performed in one compartment batch recirculation reactor, using silver as cathode and carbon as anode for 10 hours. Values of pH were measured every hour. The precipitated matter in the cathode was weighed, and analysed by means of Inductively Coupled Plasma. The optimum conditions of the electrolysis were achieved at initial pH 3 and electrical current 300 mA. The electrolysis resulted in the highest precipitate of 2.6112 g in the cathode.
Źródło:
Journal of Ecological Engineering; 2019, 20, 7; 126-133
2299-8993
Pojawia się w:
Journal of Ecological Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
A technology of drinking water decontamination from radon and its decay products
Autorzy:
Voinov, Igor
Remez, Viktor P.
Ioshin, Alexey A.
Semenishchev, Vladimir S.
Gorchakov, Dmitry A.
Powiązania:
https://bibliotekanauki.pl/articles/148301.pdf
Data publikacji:
2020
Wydawca:
Instytut Chemii i Techniki Jądrowej
Tematy:
radon in drinking water
radon measurement
sorption
Opis:
Underground water is one of the main sources of radon for households. This article focuses on the estimation and removal of radon from underground water using the technology and inorganic sorbents developed by EKSORB Ltd., Russia for liquid radioactive waste treatment in the nuclear power industry. The article presents the results of tests of a system for the removal of radon and radon daughters from water patented by EKSORB. This is achieved by filtering water through RATZIR sorbent, followed by periodic load regeneration. Over a period of three years, the plant is successful in removing radon from the water that had an initial radon content of approximately 1500 Bq/L to less than 60 Bq/L, without releasing radon to indoor/outdoor air.
Źródło:
Nukleonika; 2020, 65, 2; 67-70
0029-5922
1508-5791
Pojawia się w:
Nukleonika
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Possible applications of GIS tools in order to prepare for drinking water distribution network emergencies
Autorzy:
Salamon, Endre
Papp, Tamás
Goda, Zoltán
Powiązania:
https://bibliotekanauki.pl/articles/1311056.pdf
Data publikacji:
2021
Wydawca:
Akademia Sztuki Wojennej
Tematy:
simulation
drinking water
pipe networks
emergency planning
Opis:
Data acquisition and computerised analysis can be used to plan for emergencies related to important pipe networks. The objective of this study is to illustrate how GIS and hydraulic calculations may be used to reduce the impact of unexpected events, such as contamination and physical destruction and train operators for such scenarios. A case study with calibrated hydraulic calculations is used to investigate the uncertainty of the obtained information. Hydraulic conditions and contaminant transport are simulated with open source software. It is shown how GIS analysis can be utilised to find optimal solutions for flow redirection problems and shutting off portions of the network. A control system integrated network hydraulic simulation solution is described in order to make training and preparation more efficient. The investigation revealed serious deficiencies regarding the necessary input for running simulations. Contaminant transport results indicated that localisation based on computed water quality models is possible, but contains uncertainties. Data processing and simulation are shown to be a promising tool in decision support and preparation based on the applications outlined. Despite advanced databases and computerised analysis tools, collected data and dynamic simulation are not utilised to their full potential in the process of planning for emergencies. Based on the hypothetical simulation presented, further research and data collection are required to reduce the uncertainty of contaminant transport. For future research, more effort has to be put into developing simulation environments.
Źródło:
Security and Defence Quarterly; 2021, 34, 2; 21-36
2300-8741
2544-994X
Pojawia się w:
Security and Defence Quarterly
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Water disinfection in the mountains – an update of the recommendation of the Medical Commission of the Union Internationale des Associations d’Alpinisme (UIAA)
Autorzy:
Albanus, C.
Timmermann, L.
Schoeffl, V.
Hillebrandt, D.
Milledge, J.
Küpper, Thomas
Powiązania:
https://bibliotekanauki.pl/articles/2098266.pdf
Data publikacji:
2021-07-21
Wydawca:
Państwowa Wyższa Szkoła Zawodowa w Tarnowie
Tematy:
drinking water
infection
prevention
traveller’s diarrhoea
Opis:
Safe water is still a major problem for travellers in many countries worldwide. In the last decade several new technical developments were made and more data exist about traditional procedures to produce safe water. This update includes such data with special regard to UV-C and held devices and SODIS.
Źródło:
Health Promotion & Physical Activity; 2021, 15, 2; 40-55
2544-9117
Pojawia się w:
Health Promotion & Physical Activity
Dostawca treści:
Biblioteka Nauki
Artykuł
Wyświetlanie 1-10 z 166

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