Pub Date : 2024-02-14DOI: 10.1080/19392699.2024.2312162
Wenjian Zhang, Wenyu Li, Zhusen Wu, Xueting Yang, Jiahao Hu, Yawei Su, Pei Li, Xiao Li
It is widely recognized that the synergistic effects during co-gasification process of coal and biomass are caused by the inherent alkali/alkaline earth metals (AAEM). However, the compositions of ...
{"title":"Co-gasification of coal and biomass: synergistic effects on gasification reactivity induced by inherent organic components","authors":"Wenjian Zhang, Wenyu Li, Zhusen Wu, Xueting Yang, Jiahao Hu, Yawei Su, Pei Li, Xiao Li","doi":"10.1080/19392699.2024.2312162","DOIUrl":"https://doi.org/10.1080/19392699.2024.2312162","url":null,"abstract":"It is widely recognized that the synergistic effects during co-gasification process of coal and biomass are caused by the inherent alkali/alkaline earth metals (AAEM). However, the compositions of ...","PeriodicalId":13941,"journal":{"name":"International Journal of Coal Preparation and Utilization","volume":"1 1","pages":""},"PeriodicalIF":2.1,"publicationDate":"2024-02-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139773583","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-02-14DOI: 10.1080/19392699.2024.2310653
Gangadhara Reddy Ulavapalli, Rambabu Koyilapu, T. Gouri Charan, V. Murali Krishna, G. V. Subba Reddy
This paper addresses the imperative need for environmentally sustainable beneficiation technologies tailored for low-rank coals, constituting about 50% of global coal deposits. The focus is on rece...
{"title":"Coal quality enhancement by using bio extracts of carissa carandas fruits in combination with Hydro Fluoric acid","authors":"Gangadhara Reddy Ulavapalli, Rambabu Koyilapu, T. Gouri Charan, V. Murali Krishna, G. V. Subba Reddy","doi":"10.1080/19392699.2024.2310653","DOIUrl":"https://doi.org/10.1080/19392699.2024.2310653","url":null,"abstract":"This paper addresses the imperative need for environmentally sustainable beneficiation technologies tailored for low-rank coals, constituting about 50% of global coal deposits. The focus is on rece...","PeriodicalId":13941,"journal":{"name":"International Journal of Coal Preparation and Utilization","volume":"20 1","pages":""},"PeriodicalIF":2.1,"publicationDate":"2024-02-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139773310","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-02-08DOI: 10.1080/19392699.2024.2312174
Ethel Tsholofelo Matsobane, Moshood Onifade, Bekir Genc, Samson Bada
Biomass, hydrochar, coal and hydrochar/coal blends have been proposed as alternative energy sources to coal. Given that the new fuels are derived from biomass, which is highly reactive, it is neces...
{"title":"Comparative investigation of spontaneous combustion of biomass, hydrochar, coal and their blends using Wits-Ehac and thermogravimetric analysis","authors":"Ethel Tsholofelo Matsobane, Moshood Onifade, Bekir Genc, Samson Bada","doi":"10.1080/19392699.2024.2312174","DOIUrl":"https://doi.org/10.1080/19392699.2024.2312174","url":null,"abstract":"Biomass, hydrochar, coal and hydrochar/coal blends have been proposed as alternative energy sources to coal. Given that the new fuels are derived from biomass, which is highly reactive, it is neces...","PeriodicalId":13941,"journal":{"name":"International Journal of Coal Preparation and Utilization","volume":"21 1","pages":""},"PeriodicalIF":2.1,"publicationDate":"2024-02-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139773559","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-02-08DOI: 10.1080/19392699.2024.2313590
Jun Wang, Ranfeng Wang, Xiang Fu, Kai Wei, Jie Han, Qian Zhang
Dense medium cyclone separation is a widely used coal processing method. However, duetween the ash content measurement and the other sensors. However, existing studies either do not consider the im...
{"title":"Research on Dual GRU model driving by time series alignment for multi-step prediction of ash content of dense medium clean coal","authors":"Jun Wang, Ranfeng Wang, Xiang Fu, Kai Wei, Jie Han, Qian Zhang","doi":"10.1080/19392699.2024.2313590","DOIUrl":"https://doi.org/10.1080/19392699.2024.2313590","url":null,"abstract":"Dense medium cyclone separation is a widely used coal processing method. However, duetween the ash content measurement and the other sensors. However, existing studies either do not consider the im...","PeriodicalId":13941,"journal":{"name":"International Journal of Coal Preparation and Utilization","volume":"8 1","pages":""},"PeriodicalIF":2.1,"publicationDate":"2024-02-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139773529","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Coal gasification fine slag (CGFS) is a high-ash product with high content of residual carbon. Flotation is a common method to separate residual carbon from CGFS. However, conventional flotation is...
{"title":"Intensification of flotation separation process of residual carbon from coal gasification fine slag using ultrafine carbon particles conditioning","authors":"Yannan Liang, Hainan Wang, Ruifeng Chen, Danlong Li, Quanzhi Tian, Lei Li, Haijun Zhang","doi":"10.1080/19392699.2024.2308539","DOIUrl":"https://doi.org/10.1080/19392699.2024.2308539","url":null,"abstract":"Coal gasification fine slag (CGFS) is a high-ash product with high content of residual carbon. Flotation is a common method to separate residual carbon from CGFS. However, conventional flotation is...","PeriodicalId":13941,"journal":{"name":"International Journal of Coal Preparation and Utilization","volume":"2 1","pages":""},"PeriodicalIF":2.1,"publicationDate":"2024-02-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139664504","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
The large accumulation of coal gangue has resulted in significant environmental contamination and detrimental impacts. Utilizing it as a filler material in coal mining operations may successfully a...
{"title":"Enhancement of magnetic activation on the backfilling performance of coal gangue-based composite materials","authors":"Yanqing Guo, Weigang Zhang, Yueqin Qiu, Zhihui Shen","doi":"10.1080/19392699.2024.2309511","DOIUrl":"https://doi.org/10.1080/19392699.2024.2309511","url":null,"abstract":"The large accumulation of coal gangue has resulted in significant environmental contamination and detrimental impacts. Utilizing it as a filler material in coal mining operations may successfully a...","PeriodicalId":13941,"journal":{"name":"International Journal of Coal Preparation and Utilization","volume":"13 1","pages":""},"PeriodicalIF":2.1,"publicationDate":"2024-02-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139770558","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Screening is a key link in the coal preparation, and flip-flow screening is the important method for achieving efficient classification of fine coal. During screening, the mechanical response of th...
{"title":"Study on impact mechanical characteristics and screening performance of fine coal during flip-flow screening process","authors":"Xu Hou, Pengfei Mao, SongXue Zhang, Jiahao Pan, Chen Wang, Yuemin Zhao, Weinan Wang, Chenlong Duan","doi":"10.1080/19392699.2024.2308546","DOIUrl":"https://doi.org/10.1080/19392699.2024.2308546","url":null,"abstract":"Screening is a key link in the coal preparation, and flip-flow screening is the important method for achieving efficient classification of fine coal. During screening, the mechanical response of th...","PeriodicalId":13941,"journal":{"name":"International Journal of Coal Preparation and Utilization","volume":"9 1","pages":""},"PeriodicalIF":2.1,"publicationDate":"2024-01-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139770425","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-01-30DOI: 10.1080/19392699.2024.2308552
Özlem Kaya, Neriman Taşdöğen Cebe
The aim of the present study was to investigate the use of mixtures of petroleum derivatives as bridging liquids for oil agglomeration of Sivas/Gemerek lignite coal. The study investigated the effe...
{"title":"The use of petroleum derivative mixtures as bridging liquid for oil agglomeration of lignite coal","authors":"Özlem Kaya, Neriman Taşdöğen Cebe","doi":"10.1080/19392699.2024.2308552","DOIUrl":"https://doi.org/10.1080/19392699.2024.2308552","url":null,"abstract":"The aim of the present study was to investigate the use of mixtures of petroleum derivatives as bridging liquids for oil agglomeration of Sivas/Gemerek lignite coal. The study investigated the effe...","PeriodicalId":13941,"journal":{"name":"International Journal of Coal Preparation and Utilization","volume":"12 1","pages":""},"PeriodicalIF":2.1,"publicationDate":"2024-01-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139770430","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-01-29DOI: 10.1080/19392699.2024.2305924
Stefany Saenz Prado, Albio de Jesús Gutiérrez Amador, Jaime José Acuña Polanco
During the combustion of solid fuels in power generation systems, one of the biggest problems related to ash is the surface deposition and accumulation of molten or sintered slag, commonly known as...
{"title":"Influence of coal quality on the tendency for slagging formation on a spreader stoker boiler","authors":"Stefany Saenz Prado, Albio de Jesús Gutiérrez Amador, Jaime José Acuña Polanco","doi":"10.1080/19392699.2024.2305924","DOIUrl":"https://doi.org/10.1080/19392699.2024.2305924","url":null,"abstract":"During the combustion of solid fuels in power generation systems, one of the biggest problems related to ash is the surface deposition and accumulation of molten or sintered slag, commonly known as...","PeriodicalId":13941,"journal":{"name":"International Journal of Coal Preparation and Utilization","volume":"46 1","pages":""},"PeriodicalIF":2.1,"publicationDate":"2024-01-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139664485","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Pub Date : 2024-01-24DOI: 10.1080/19392699.2024.2308549
Zhicheng Liu, Longjiang Li, Jiang Zeng, Yalan Wang, Jian Yang, Xiang Liu
Convolutional neural networks (CNNs) are currently one of the most popular image classification technologies. Their excellent image classification ability enables the prediction of the ash content ...
{"title":"Predicting the ash content in coal flotation concentrate based on convolutional neural network","authors":"Zhicheng Liu, Longjiang Li, Jiang Zeng, Yalan Wang, Jian Yang, Xiang Liu","doi":"10.1080/19392699.2024.2308549","DOIUrl":"https://doi.org/10.1080/19392699.2024.2308549","url":null,"abstract":"Convolutional neural networks (CNNs) are currently one of the most popular image classification technologies. Their excellent image classification ability enables the prediction of the ash content ...","PeriodicalId":13941,"journal":{"name":"International Journal of Coal Preparation and Utilization","volume":"53 1","pages":""},"PeriodicalIF":2.1,"publicationDate":"2024-01-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139588763","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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