StredPub Date : 2019-11-18DOI: 10.17758/eares8.eap1119138
{"title":"Effects of Different Extraction Methods and Process Conditions in the Yields of Avocado Oil","authors":"","doi":"10.17758/eares8.eap1119138","DOIUrl":"https://doi.org/10.17758/eares8.eap1119138","url":null,"abstract":"","PeriodicalId":38029,"journal":{"name":"Stred","volume":"48 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-11-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"80575938","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
StredPub Date : 2019-11-18DOI: 10.17758/eares8.eap1119295
{"title":"CFD Modelling of Flow and Temperature Profiles in a Semi-Continuous Coal Stove","authors":"","doi":"10.17758/eares8.eap1119295","DOIUrl":"https://doi.org/10.17758/eares8.eap1119295","url":null,"abstract":"","PeriodicalId":38029,"journal":{"name":"Stred","volume":"24 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-11-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78573790","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
StredPub Date : 2019-11-18DOI: 10.17758/eares8.eap1119260
{"title":"Sources of Magnesium used in the Synthesis of Struvite from Wastewater: A Review","authors":"","doi":"10.17758/eares8.eap1119260","DOIUrl":"https://doi.org/10.17758/eares8.eap1119260","url":null,"abstract":"","PeriodicalId":38029,"journal":{"name":"Stred","volume":"35 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-11-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74316784","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
StredPub Date : 2019-11-18DOI: 10.17758/eares8.eap1119149
{"title":"Kinetic Modelling of Free Energy for Simultaneous Nitrification and Aerobic Denitrification under High Cyanide Environments","authors":"","doi":"10.17758/eares8.eap1119149","DOIUrl":"https://doi.org/10.17758/eares8.eap1119149","url":null,"abstract":"","PeriodicalId":38029,"journal":{"name":"Stred","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-11-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"89849446","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
StredPub Date : 2019-11-18DOI: 10.17758/eares8.eap1119442
{"title":"An Investigation into the State of Environmental Education and the use of Technology in Environmental Education in Gauteng, South Africa","authors":"","doi":"10.17758/eares8.eap1119442","DOIUrl":"https://doi.org/10.17758/eares8.eap1119442","url":null,"abstract":"","PeriodicalId":38029,"journal":{"name":"Stred","volume":"32 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-11-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"87524627","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
StredPub Date : 2019-11-18DOI: 10.17758/eares8.eap1119211
{"title":"The Interaction of Refractory Oxide with Matte","authors":"","doi":"10.17758/eares8.eap1119211","DOIUrl":"https://doi.org/10.17758/eares8.eap1119211","url":null,"abstract":"","PeriodicalId":38029,"journal":{"name":"Stred","volume":"70 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-11-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"84931296","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
StredPub Date : 2019-11-18DOI: 10.17758/eares8.eap1119432
{"title":"Impact of the Expanded Public Works Programme on Employment Creation and Skills in a South African Metropole Municipality","authors":"","doi":"10.17758/eares8.eap1119432","DOIUrl":"https://doi.org/10.17758/eares8.eap1119432","url":null,"abstract":"","PeriodicalId":38029,"journal":{"name":"Stred","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-11-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"89320562","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
StredPub Date : 2019-11-18DOI: 10.17758/eares8.eap1119287
{"title":"Categorisation of Enterprise Resource Planning (ERP) Failures: An Opportunity for Formal Methods in Computing","authors":"","doi":"10.17758/eares8.eap1119287","DOIUrl":"https://doi.org/10.17758/eares8.eap1119287","url":null,"abstract":"","PeriodicalId":38029,"journal":{"name":"Stred","volume":"18 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-11-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"72764337","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
StredPub Date : 2019-11-18DOI: 10.17758/eares8.eap1119303
Carrelle G. Ossinga, M. R. Chowdhury, V. Okudoh
{"title":"Enhanced Biogas Production from Winery Solid Waste through Application of Iron oxide Nanoparticles","authors":"Carrelle G. Ossinga, M. R. Chowdhury, V. Okudoh","doi":"10.17758/eares8.eap1119303","DOIUrl":"https://doi.org/10.17758/eares8.eap1119303","url":null,"abstract":" Abstract — Different methods and processes of optimizing the yield of biogas are currently being explored globally. In this study, the use of Iron oxide nanoparticles as an additive to improve the biogas production was carried out. Iron oxide nanoparticles (ION) were synthesized by hydrothermal method. And subsequently, the biomethane potential test was conducted in a 500 mL batch reactor set at mesophilic conditions for a retention time of 15 days. A combination ratio of 100ppm ION to 1.6 g/VS winery solid waste (WSW) was used to run duplicate experiments. Results showed a cumulative biogas yield of 17,17mL /g.VS added for WSW alone (W1) compared to 56,93mL/g.VS added for the combination of WSW and ION (W2) which represents a biogas increase of 232%. In conclusion, ION has chemical properties that boost biogas production irrespective of the type of substrate used. The finding is of interest to the biogas industry along with waste management practitioners. studies made on nanomaterials revealed either negative or positive results with some very low biogas yields in some cases. Otero-Gonzales et al. [9] in 2014 investigated the effect of copper II oxide (CuO) nanoparticles over a long-time period and demonstrated the inhibitive effect of","PeriodicalId":38029,"journal":{"name":"Stred","volume":"6 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2019-11-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"79541053","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}