Zobrazeno 1 - 10
of 13
pro vyhledávání: '"Pengkang J"'
Publikováno v:
Meitan xuebao, Vol 49, Iss 7, Pp 3063-3073 (2024)
Fly ash-based paste-filling mining can not only effectively control land subsidence and increase the coal recovery rate, but it also solves the problem of fly ash accumulation in coal-fired power plants. The release of ammonia from fly ash-based fill
Externí odkaz:
https://doaj.org/article/ccbacc932bcb45078b7691784f0b6c30
Publikováno v:
Shuiwen dizhi gongcheng dizhi, Vol 50, Iss 5, Pp 222-230 (2023)
In order to solve the problem of difficult solid-liquid separation in the treatment of mine water containing suspended solids, based on the theory of nuclear crystal coagulation induced granulation, the process of “micro flocculation multi stage fi
Externí odkaz:
https://doaj.org/article/1829988f359f4230923b2049aa730352
Publikováno v:
Meitan kexue jishu, Vol 51, Iss 6, Pp 265-274 (2023)
On the basis of discussing the status of fly ash-based paste filling technology, this paper further discusses the deterioration of downhole air environment caused by ammonia release in fly ash-based paste filling. By analyzing the mechanism of ammoni
Externí odkaz:
https://doaj.org/article/8b35cbfbf71b454ca575686f88fb0dd1
Publikováno v:
Frontiers in Environmental Chemistry, Vol 4 (2023)
Externí odkaz:
https://doaj.org/article/88d59acb25ee4d32aaf8fe0e689035bd
Publikováno v:
Water Supply, Vol 22, Iss 5, Pp 4852-4863 (2022)
Fe2+ is widely used for effective peroxymonosulfate (PMS) activation to eliminate refractory organics. However, Fe2+/PMS process suffers from difficulty on Fe2+ regeneration. Herein, we report an Fe3+/PMS process by using gallic acid (GA) as an effec
Externí odkaz:
https://doaj.org/article/fc0fe2a471dd4b138d041df26e595090
Autor:
Zhuodi Yao, Xin Jin, Jingwen Liang, Rui Wang, Pengkang Jin, Guangping Li, Liushuan Yao, Zhe Wang
Publikováno v:
Water Reuse, Vol 11, Iss 2, Pp 236-247 (2021)
To solve the problems of unstable chemical oxygen demand (COD), turbidity and suspended solid (SS) removal for the electrocatalytic process and unstable operation of the subsequent ultrafiltration membrane–reverse osmosis membrane in a centralised
Externí odkaz:
https://doaj.org/article/96c8a8f6cf8b4aac8861dd98f3179c21
Publikováno v:
Molecules, Vol 28, Iss 10, p 4237 (2023)
Commonly used peroxydisulfate (PS) or peroxymonosulfate (PMS) activation methods have been limited in their practical application due to certain drawbacks, such as high cost, high energy consumption and secondary pollution. In this study, a catalyst-
Externí odkaz:
https://doaj.org/article/99aacc5c58014a00a200d9d46f7d6c38
Publikováno v:
Water, Vol 14, Iss 24, p 4138 (2022)
Laundry wastewater is supposed to be one of the most important sources of surfactants and microplastics in the wastewater treatment plant. Consequently, the aim of the study was evaluating the performance and mechanism of the electro-hybrid ozonation
Externí odkaz:
https://doaj.org/article/3c5672f6d7684941b84f184730c0c9dd
Publikováno v:
Water, Vol 14, Iss 20, p 3339 (2022)
With the improvement of coal-mining mechanizations and the intensification of human activities, the organic matter pollution of mine water is becoming severe. In this study, the chemical compositions of the influents and effluents from 15 mine water
Externí odkaz:
https://doaj.org/article/5fbbde0997ab4146ac74c78823a84716
Publikováno v:
Biotechnology for Biofuels, Vol 12, Iss 1, Pp 1-11 (2019)
Abstract Background The urban sewer system is an important component of urban water infrastructure for sewage collection and transportation, and in-sewer transportation of sewage can cause multitudinous contaminant degradations which lead to formatio
Externí odkaz:
https://doaj.org/article/5f90e3e0cbd94e9689073d64dd28cad4