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Showing 1 to 20 of 20 for “"PHW"”.
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Post-hydrothermal liquefaction wastewater (PHW) nutrient recovery by Trametes versicolor mycoremediation
Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2024-12-01
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Predicting Maize Yield, Nutrient Concentration and Uptake in P and K Fertilized Soils: Pressurized Hot Water and Other Alternatives to Mehlich I Extraction in Guatemala Soils
… 1, Mehlich III, Olsen and pressurized hot water (PHW)]. Pressurized hot water is relatively simple and inexpensive, but is not yet tested against other extraction methods under variable P or potassium (K) fertilization levels. To determine whether PHW-extracted nutrients could be used to predict …
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Health and water quality monitoring of Pure Home Water's ceramic filter dissemination in the northern region of Ghana
Pure Home Water (PHW) is a social enterprise that promotes and disseminates household drinking water technologies in the Northern Region of Ghana. Currently their main product is a pot-shaped Potters for Peace-type ceramic water filter, locally known as the Kosim filter. This study used household …
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Finite element modeling of flow through ceramic pot filters
Pure Home Water (PHW) is an organization based in Tamale, Ghana that manufactures and distributes ceramic water filters. While many ceramic filter factories manufacture flowerpot-shaped filters, PHW has transitioned from the flowerpot shape, to a paraboloid shape, and finally to a hemispheric …
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Cross-sectional epidemiological study on water and sanitation practices in the northern region of Ghana
… performed in conjunction with Pure Home Water (PHW) which aims to provide safe drinking water to the Northern Region of Ghana by selling household water treatment and safe storage devices as a sustainable business. Currently ceramic filters constitute PHW's major sales. In the study, fifty …
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Ceramic filter manufacturing in Northern Ghana : water storage and quality control
In 2009, Pure Home Water (PHW), a Ghana based non-profit organization working to provide affordable and safe drinking water to people in the Northern Region of Ghana, began the construction of a ceramic pot filter (CPF) factory near the city of Tamale. By 2011, the factory had the molds, supplies, …
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Household ceramic water filter evaluation using three simple low-cost methods : membrane filtration, 3M Petrifilm and hydrogen sulfide bacteria in northern region, Ghana
… products are sold locally by Pure Home Water (PHW in Tamale. This work explores the microbial removal and flow rate performance of two of the PHW best sellers: the CT. Filtron and the Nnsupa filter. These two filters were compared with the Everest Aquaguard, the main competitor of PHW in …
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Measuring clay property variation and effects on ceramic pot filter performance
Pure Home Water (PHW) is a non-profit organization in Ghana whose mission is to provide safe drinking water to Ghana's Northern Region - the poorest part of the country. Originally a distributor of ceramic pot filters (CPFs) manufactured in Accra, PHW began construction of a new factory outside of …
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Pressurized Hot Water: An Alternative Method of Nutrient Extraction and Subsequent Analysis for Use in Small-Scale Agriculture
… benefits. The pressurized hot-water (PHW) extraction coupled with colorimetric or turbidimetric analyses shows promise as an alternative to current procedures. Accepted methods of colorimetric analysis for NO3-N and P exist but an alternative method to atomic absorption spectrometry …
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Optimizing performance of ceramic pot filters in Northern Ghana and modeling flow through paraboloid-shaped filters/
… by the organization Pure Home Water (PHW) in Northern Ghana, and to model the flow through an innovative paraboloid-shaped ceramic pot filter. PHW is an organization dedicated to improving the drinking water quality for residents of Northern Ghana, where waterborne diseases harm many …
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Evaluation of household water treatment and safe storage (HWTS) alternatives in Ghana
… condition are very poor. Pure Home Water (PHW), a local non-profit organization has been successfully improving the supply of safe drinking water in the northern region by producing and disseminating ceramic pot filters to low income family. In order to further their impact, PHW decided to …
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Collection and representation of GIS data to aid household water treatment and safe storage technology implementation in the northern region of Ghana
… start-up social business called Pure Home Water (PHW) was begun in Ghana to promote and sell household water treatment and safe storage (HWTS) technologies. The original aim of the company was to offer a variety of products, allowing customers to choose the technology which best fit their …
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Household water treatment and safe storage product development in Ghana
… Ghana at the household scale. Pure Home Water (PHW), a registered nonprofit organization in Tamale, Ghana, manufactures and disseminates a ceramic pot water filter called "AfriClay Classic Filter". This thesis project was conducted in partnership with PHW to research and develop a new product to …
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Hemispheric ceramic pot filter evaluation and quality assurance program in Northern Ghana
Pure Home Water (PHW) is a non-profit based in Ghana that seeks to bring safe drinking water to those most in need in Northern Ghana through the production, sale, and distribution of ceramic pot filters (CPF) and other water, sanitation and hygiene innovations. This thesis documents the improvement …
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The effect of compositional and geometrical changes to the bending strength of the Ghanaian ceramic pot filter
Pure Home Water (PHW) is a non-profit organization with the goal of providing safe drinking water through household water treatment and storage (HWTS) to the inhabitants of Ghana, particularly in the Northern Region. To this end, PHW has pursued the distribution and training in the use of the Kosim …
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Monitoring and evaluation of a ceramic water filter and hand-washing intervention in Northern Ghana
Through a Rotary Club contract, PHW will sell Kosim filters and install Tippy-Tap hand-washing stations in 1250 households in Northern Ghana. This thesis presents the following project monitoring and evaluation components: (1) three-part evaluation framework; (2) baseline results; and (3) …
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Optimizing flow rate and bacterial removal performance of ceramic pot filters in Tamale, Ghana
Pure Home Water (PHW) is an organization that seeks to improve the drinking water quality for those who do not have access to clean water in Northern Ghana. This study focuses on the further optimization of ceramic pot filters, which is a promising low-cost household water treatment and the main …
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Monitoring and evaluation of household water treatment and safe storage technologies : the sustained use of the KOSIM ceramic water filter in northern region Ghana
… most in need. This thesis uses Pure Home Water (PHW), a small non-profit in Northern Region Ghana, as a case study to evaluate the use of a widespread HWTS technology, the ceramic pot filter. During the months of January, June and July 2008, I surveyed 309 of Pure Home Water's rural customers who …
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One-dimensional photonic crystal / photonic wire cavities based on silicon-on-insulator (SOI)
… structures (PhC) and narrow photonic wire (PhW) waveguides in high refractive-index contrast materials such as silicon-on-insulator (SOI) is one of the main contenders for provision of various compact devices on a single chip. This development is due to the ability of silicon technology to …
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Monitoring and evaluation of the ceramic hemispheric filter in Northern Ghanaian households
… which was supplied by Pure Home Water (PHW) and funded by UNICEF-Ghana. The distribution to female heads of households began in November 2012, and approximately 700 ceramic hemispheric filters were disseminated by January 2013 when this research was conducted. This large-scale …