The purpose of the study is to examine the main methods of obtaining fertilizers and optimizing processes. Using methods of analysis, comparison, and experimentation, three main approaches to obtai...
{"title":"Methods for obtaining humate-containing fertilizers from brown coal","authors":"Bekzhan Omarov, Kurmanbek Zhantassov, Manap Zhantassov, Kamilya Kirgizbayeva, Zhaxylyk Altybayev","doi":"10.1080/19392699.2024.2330409","DOIUrl":"https://doi.org/10.1080/19392699.2024.2330409","url":null,"abstract":"The purpose of the study is to examine the main methods of obtaining fertilizers and optimizing processes. Using methods of analysis, comparison, and experimentation, three main approaches to obtai...","PeriodicalId":13941,"journal":{"name":"International Journal of Coal Preparation and Utilization","volume":"21 1","pages":""},"PeriodicalIF":2.1,"publicationDate":"2024-03-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140149722","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}
With the help of computational fluid dynamics (CFD) methodology, the Eulerian model was used for numerical simulation of XFD type flotation machine. By altering the flow field pattern, analyzing th...
{"title":"Study on the effect of flow field optimization on flotation efficiency","authors":"Xiaodong Yu, Bochao Li, Fusheng Niu, Jinxia Zhang, Zhenjia Chang, Liyong Wei, Shunzeng Tong","doi":"10.1080/19392699.2024.2325579","DOIUrl":"https://doi.org/10.1080/19392699.2024.2325579","url":null,"abstract":"With the help of computational fluid dynamics (CFD) methodology, the Eulerian model was used for numerical simulation of XFD type flotation machine. By altering the flow field pattern, analyzing th...","PeriodicalId":13941,"journal":{"name":"International Journal of Coal Preparation and Utilization","volume":"41 1","pages":""},"PeriodicalIF":2.1,"publicationDate":"2024-03-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140026040","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 : 2024-02-28DOI: 10.1080/19392699.2024.2316944
Huarui Yang, Xuedong Ma
To strengthen the layering effect of coal particles on the screen surface and improve the screening efficiency, a composite vibrating screen was proposed based on the void filling effect of mixed p...
为加强煤粒在筛面上的分层效果，提高筛分效率，基于混合煤粒的空隙填充效应，提出了一种复合振动筛。
{"title":"Discrete element simulation study on the screening effect of composite vibrating screen for coal particles","authors":"Huarui Yang, Xuedong Ma","doi":"10.1080/19392699.2024.2316944","DOIUrl":"https://doi.org/10.1080/19392699.2024.2316944","url":null,"abstract":"To strengthen the layering effect of coal particles on the screen surface and improve the screening efficiency, a composite vibrating screen was proposed based on the void filling effect of mixed p...","PeriodicalId":13941,"journal":{"name":"International Journal of Coal Preparation and Utilization","volume":"47 1","pages":""},"PeriodicalIF":2.1,"publicationDate":"2024-02-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140005565","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}
This study investigated the ash reduction and quality improvement effects of four types of ionic liquids on Zhundong high-alkali coal, focusing on the evolution laws of coal ash melting and combust...
{"title":"The influence mechanism of ionic liquids on the ash melting and combustion characteristics of Zhundong high-alkali coal","authors":"Mingrui Zhang, Junwei Guo, Shaoyu Yao, Guangjian Ren, Ziyi Guo, Guanghui Yan, Bo Zhang","doi":"10.1080/19392699.2024.2324330","DOIUrl":"https://doi.org/10.1080/19392699.2024.2324330","url":null,"abstract":"This study investigated the ash reduction and quality improvement effects of four types of ionic liquids on Zhundong high-alkali coal, focusing on the evolution laws of coal ash melting and combust...","PeriodicalId":13941,"journal":{"name":"International Journal of Coal Preparation and Utilization","volume":"11 1","pages":""},"PeriodicalIF":2.1,"publicationDate":"2024-02-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140005572","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}
In this study, a novel approach is to apply polyaspartic acid (PASP) as an eco-friendly regulator for the flotation of coking coal, which is different from the conventional use of oil collectors on...
{"title":"Polyaspartic acid, an eco-friendly regulator for the improvement of coking coal flotation: applications and mechanism","authors":"Zhanglei Zhu, Bohui Zhao, ChengChi Tian, Qiuyue Sheng, Zhen Li, Ningning Zhang, Jizhen Wang, Xiaohui Yang","doi":"10.1080/19392699.2024.2313589","DOIUrl":"https://doi.org/10.1080/19392699.2024.2313589","url":null,"abstract":"In this study, a novel approach is to apply polyaspartic acid (PASP) as an eco-friendly regulator for the flotation of coking coal, which is different from the conventional use of oil collectors on...","PeriodicalId":13941,"journal":{"name":"International Journal of Coal Preparation and Utilization","volume":"26 1","pages":""},"PeriodicalIF":2.1,"publicationDate":"2024-02-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140005287","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 : 2024-02-26DOI: 10.1080/19392699.2024.2321362
Ankit Prakash, A. K. Upadhyay, Anubhav Rawat
In thermal power plants, the disposal of coal fly ash is one of the major challenges requiring energy input for its safe disposal, so optimization is needed to minimize the required energy input at...
在火力发电厂中，粉煤灰的处理是一项重大挑战，需要投入能源进行安全处理。
{"title":"Optimization of specific energy consumption in the high concentration slurry disposal pipelines for coal ash in thermal power plants","authors":"Ankit Prakash, A. K. Upadhyay, Anubhav Rawat","doi":"10.1080/19392699.2024.2321362","DOIUrl":"https://doi.org/10.1080/19392699.2024.2321362","url":null,"abstract":"In thermal power plants, the disposal of coal fly ash is one of the major challenges requiring energy input for its safe disposal, so optimization is needed to minimize the required energy input at...","PeriodicalId":13941,"journal":{"name":"International Journal of Coal Preparation and Utilization","volume":"16 1","pages":""},"PeriodicalIF":2.1,"publicationDate":"2024-02-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140005280","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 : 2024-02-26DOI: 10.1080/19392699.2024.2316664
Ju Zhao, Ran Meng, Shaoqiang Yuan, Baoyuan Wang
In order to prevent and control the spontaneous combustion phenomenon of rectangular coal pile under the coal storage and transportation scenario, the spontaneous combustion process of rectangular ...
为了预防和控制煤炭储运情况下矩形煤堆的自燃现象，对矩形煤堆的自燃过程进行了研究。
{"title":"Research on spontaneous combustion characteristics and high temperature point prediction method of rectangular coal pile","authors":"Ju Zhao, Ran Meng, Shaoqiang Yuan, Baoyuan Wang","doi":"10.1080/19392699.2024.2316664","DOIUrl":"https://doi.org/10.1080/19392699.2024.2316664","url":null,"abstract":"In order to prevent and control the spontaneous combustion phenomenon of rectangular coal pile under the coal storage and transportation scenario, the spontaneous combustion process of rectangular ...","PeriodicalId":13941,"journal":{"name":"International Journal of Coal Preparation and Utilization","volume":"14 1","pages":""},"PeriodicalIF":2.1,"publicationDate":"2024-02-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140005292","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 : 2024-02-25DOI: 10.1080/19392699.2024.2322084
Lu Wang, Jihui Li, Binghan Wen, Liqiang Ma
To investigate the mechanism underlying the effect of mixed collector (MC) composed of diesel and span-80 on LRC flotation, a combination of experimental and molecular simulation approaches was emp...
{"title":"Effect of mixed collector on the LRC flotation: an experimental and molecular dynamics simulation study","authors":"Lu Wang, Jihui Li, Binghan Wen, Liqiang Ma","doi":"10.1080/19392699.2024.2322084","DOIUrl":"https://doi.org/10.1080/19392699.2024.2322084","url":null,"abstract":"To investigate the mechanism underlying the effect of mixed collector (MC) composed of diesel and span-80 on LRC flotation, a combination of experimental and molecular simulation approaches was emp...","PeriodicalId":13941,"journal":{"name":"International Journal of Coal Preparation and Utilization","volume":"55 1","pages":""},"PeriodicalIF":2.1,"publicationDate":"2024-02-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140025964","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 surface hydrophobicity of low-rank coal is meager, hindering the efficient adsorption of hydrocarbon oil on its surface. Consequently, the hydrophobicity modification of the coal surface is adv...
低阶煤的表面疏水性很弱，阻碍了烃油在其表面的有效吸附。因此，对煤表面进行疏水改性是一种先进的方法。
{"title":"Enhanced flotation separation of low-rank coal by using polar/nonpolar binary compound collector","authors":"Zhigang Xue, Yangchao Xia, Pengcheng Qu, Yaowen Xing, Xiahui Gui","doi":"10.1080/19392699.2024.2321359","DOIUrl":"https://doi.org/10.1080/19392699.2024.2321359","url":null,"abstract":"The surface hydrophobicity of low-rank coal is meager, hindering the efficient adsorption of hydrocarbon oil on its surface. Consequently, the hydrophobicity modification of the coal surface is adv...","PeriodicalId":13941,"journal":{"name":"International Journal of Coal Preparation and Utilization","volume":"74 1","pages":""},"PeriodicalIF":2.1,"publicationDate":"2024-02-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139948078","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 : 2024-02-16DOI: 10.1080/19392699.2024.2313601
Brahmotri Sahoo, Mitali Gouda, Chandradhwaj Nayak
The costs of fine coal cleaning cannot surpass the fetched recuperation within the included clean coal to be financially practical. In this present study, percentage of ash and yield of the agglome...
{"title":"Demineralization of fine and ultrafine coal particles of Talcher area by oil agglomeration technique","authors":"Brahmotri Sahoo, Mitali Gouda, Chandradhwaj Nayak","doi":"10.1080/19392699.2024.2313601","DOIUrl":"https://doi.org/10.1080/19392699.2024.2313601","url":null,"abstract":"The costs of fine coal cleaning cannot surpass the fetched recuperation within the included clean coal to be financially practical. In this present study, percentage of ash and yield of the agglome...","PeriodicalId":13941,"journal":{"name":"International Journal of Coal Preparation and Utilization","volume":"192 1","pages":""},"PeriodicalIF":2.1,"publicationDate":"2024-02-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139923832","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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