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学者姓名:康得军
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Pharmaceutical wastewater, characterized by large fluctuations in water quality, poor biodegradability and high chemical oxygen demand, has always been a problem in wastewater treatment. The antibiotics in pharmaceutical wastewater are continuously discharged into the environment due to the large amount of use, and show "pseudo-persistent" retention, which is difficult to be completely removed from the water body. In order to achieve efficient treatment of pharmaceutical wastewater, this review summarizes the water quality characteristics of pharmaceutical wastewater and the challenges associated with antibiotic removal. It also systematically explores the properties of biochar and its role in enhancing pollutant removal. The limitations of conventional wastewater treatment processes for removing antibiotics are discussed, including introduction of recent advancements in biochar-coupled treatment processes. The results show that due to its porous structure, surface charge, special surface functional groups and other characteristics, biochar material has good adsorption ability of antibiotics, which can significantly improve the treatment effect of pharmaceutical wastewater by combining with the conventional wastewater treatment process, such as the introduction of biochar strengthened the removal effect of antibiotics by membrane bioreactor, activated sludge, anaerobic digestion and advanced oxidation, and at the same time, it can improve the stability of the system, reduce the process material consumption and energy consumption, and so on. It is recommended to further study the correlation between the preparation process of biochar and the characteristics of carbon formation, to strengthen the investigation of the mechanism of pollutant removal by biochar coupling process, and to popularize its application in pharmaceutical wastewater treatment, so as to promote the innovation and progress of pharmaceutical wastewater treatment technology. © 2025 Editorial Board Journal of Environmental Engineering Technology. All rights reserved.
Keyword :
antibiotics antibiotics biochar adsorption biochar adsorption biochar catalytic oxidation biochar catalytic oxidation coupling process coupling process pharmaceutical wastewater pharmaceutical wastewater
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GB/T 7714 | Chen, H. , Zhao, Y. , Kang, D. et al. Research progress of biochar coupling process for treatment of pharmaceutical wastewater containing antibiotics; [生物炭耦合工艺处理含抗生素制药废水研究进展] [J]. | Journal of Environmental Engineering Technology , 2025 , 15 (1) : 238-248 . |
MLA | Chen, H. et al. "Research progress of biochar coupling process for treatment of pharmaceutical wastewater containing antibiotics; [生物炭耦合工艺处理含抗生素制药废水研究进展]" . | Journal of Environmental Engineering Technology 15 . 1 (2025) : 238-248 . |
APA | Chen, H. , Zhao, Y. , Kang, D. , Gong, B. , Xue, H. , Li, Q. et al. Research progress of biochar coupling process for treatment of pharmaceutical wastewater containing antibiotics; [生物炭耦合工艺处理含抗生素制药废水研究进展] . | Journal of Environmental Engineering Technology , 2025 , 15 (1) , 238-248 . |
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制药废水具有水质波动大、可生化性差及化学需氧量高等特点,一直是废水处理中的难题.其中的抗生素由于使用量大导致向环境中持续排放,并表现出"伪持久性"滞留的特点,难以从水体中彻底去除.为了实现制药废水的高效处理,分析了制药废水的水质特性以及其中抗生素去除的难点,系统阐述了生物炭的基本特性及其强化污染物去除的原理,总结了常规污水处理工艺在去除抗生素方面存在的问题,梳理并综述了生物炭耦合工艺提升污水处理效果的研究进展.结果显示,生物炭材料的多孔结构、带表面电荷及丰富的特殊表面官能团等特性使其具有良好吸附抗生素的能力,通过与常规污水处理工艺相结合可显著提高对制药废水的处理效果,如生物炭的引入强化了膜生物反应器、活性污泥法、厌氧消化及高级氧化对抗生素的去除效果,同时提高了系统的稳定性,降低了工艺物耗和能耗等.建议进一步开展生物炭制备过程与成炭特性的相关性研究,加强生物炭耦合工艺去除污染物机理的探究,推广其在制药废水处理中的应用,以推动制药废水处理技术的创新和进步.
Keyword :
制药废水 制药废水 工艺耦合 工艺耦合 抗生素 抗生素 生物炭催化氧化 生物炭催化氧化 生物炭吸附 生物炭吸附
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GB/T 7714 | 陈瀚洋 , 赵颖 , 康得军 et al. 生物炭耦合工艺处理含抗生素制药废水研究进展 [J]. | 环境工程技术学报 , 2025 , 15 (1) : 238-248 . |
MLA | 陈瀚洋 et al. "生物炭耦合工艺处理含抗生素制药废水研究进展" . | 环境工程技术学报 15 . 1 (2025) : 238-248 . |
APA | 陈瀚洋 , 赵颖 , 康得军 , 龚斌 , 薛浩天 , 李庆旭 et al. 生物炭耦合工艺处理含抗生素制药废水研究进展 . | 环境工程技术学报 , 2025 , 15 (1) , 238-248 . |
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Antibiotics in hospital wastewater has become a critical issue due to their potential risks to human health and ecosystems. Biochar as a cost-effective and environmental-friendly carbon material has been employed for removing antibiotics. This article gives a holistic view of the properties of advanced biochar-based materials and clarifies mechanisms on removal of specific antibiotics from hospital wastewater. The increased pyrolysis temperature prepares the modified biochar with higher porosity and larger specific surface for enhancing adsorption. The metal-modified biochar possesses abundant functional groups, limits the leaching of metal ions, and increases the conductivity for improving activation of advanced oxidation process (AOP). Adsorption is significantly affected by the pyrolysis temperature, solution pH, and properties of modified biochar and antibiotics. The metal-modified biochar-assisted AOP can effectively degrade the pollutants via generating more reactive oxygen species. Weak acidic and/or weak alkaline condition promotes the degradation process in persulfate and peroxymonosulfate systems or during electrochemical oxidation process. Antibiotics removal at a wide pH range (3−11) can be achieved using Fenton-like and photo-Fenton systems with the presence of metal-modified biochar. Future research should focus on development of novel biochar with high reusability and great capability in removing a broad range of specific antibiotics. © 2024 The Authors
Keyword :
Alkalinity Alkalinity Antibiotics Antibiotics Biodegradation Biodegradation Catalytic cracking Catalytic cracking Degradation Degradation Electrochemical oxidation Electrochemical oxidation Reactive oxygen species Reactive oxygen species Reusability Reusability
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GB/T 7714 | Xue, Haotian , Deng, Lijuan , Kang, Dejun et al. Advanced biochar-based materials for specific antibiotics removal from hospital wastewater via adsorption and oxidative degradation [J]. | Journal of Environmental Chemical Engineering , 2024 , 12 (6) . |
MLA | Xue, Haotian et al. "Advanced biochar-based materials for specific antibiotics removal from hospital wastewater via adsorption and oxidative degradation" . | Journal of Environmental Chemical Engineering 12 . 6 (2024) . |
APA | Xue, Haotian , Deng, Lijuan , Kang, Dejun , Zhao, Ying , Zhang, Xinbo , Liu, Ying et al. Advanced biochar-based materials for specific antibiotics removal from hospital wastewater via adsorption and oxidative degradation . | Journal of Environmental Chemical Engineering , 2024 , 12 (6) . |
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泉州南翼国家高新区作为一个刚成立不久的新区,水环境治理工作是其建设中必不可少的一部分内容。通过调查泉州南翼国家高新区水环境现况发现水体黑臭现象较多,水环境污染治理迫在眉睫。对水环境污染成因进行分析,发现原因主要有5个方面:城镇化进程的加剧、农业化学品的滥用、畜禽养殖废水的排放、工业园区的大规模增加和水生态系统的脆弱性。依据水污染的成因提出5条水污染治理策略,分别为:雨污管网的完善、污水处理厂的升级改造、减少水环境污染的治理方式、水生态修复与调水、共同参与防止水体污染。上述举措的实施将有利于推进泉州南翼国家高新区的水生态建设与可持续发展。
Keyword :
国家高新区 国家高新区 城区水环境 城区水环境 水污染 水污染 环境治理 环境治理
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GB/T 7714 | 郭锡坚 , 康得军 , 赵颖 . 泉州南翼国家高新区水环境污染治理 [J]. | 工业水处理 , 2024 , 44 (08) : 38-43 . |
MLA | 郭锡坚 et al. "泉州南翼国家高新区水环境污染治理" . | 工业水处理 44 . 08 (2024) : 38-43 . |
APA | 郭锡坚 , 康得军 , 赵颖 . 泉州南翼国家高新区水环境污染治理 . | 工业水处理 , 2024 , 44 (08) , 38-43 . |
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This study focused on Duihekou Reservoir, a typical deep-water reservoir located in the southeastern hilly and mountainous areas of China. A one-year field investigation was conducted to collect columnar sediment column samples from the main water bodies. Detailed analyses were conducted on the phosphorus concentrations, fractions, interstitial water profile characteristics, and spatiotemporal changes of fluxes across the sediment-water interface. The results showed that the average total phosphorus (TP) concentrations in the surficial sediment of the reservoir ranged from 470.8 to 1012.3mg/kg, with an average of 688.4 ± 186.48mg/kg. An increasing trend of TP concentrations was discovered from the upstream to downstream. The most severe phosphorus pollution was discovered around the dam. The phosphorus fractions followed a descending order of Al-P (352.61mg/kg) > Fe-P (98.10mg/kg) > Res-P (88.77mg/kg) > Ca-P (72.42mg/kg) > Org-P (33.38mg/kg) > Ex-P (1.64mg/kg). Overall, the sediment in the entire reservoir acted as a source of phosphorus to the water, with the highest risk of release in autumn and most of the sediment in winter presenting as a sink of phosphorus. The average static release flux and diffusion flux of phosphorus were (0.81±2.34) and (2.15±3.47) mg/(m2·d), respectively. The annual phosphorus release amounts obtained by the two methods were 1.92 and 3.67 tons respectively, with the highest release amount in autumn. The conversion of Fe-P might be an important factor controlling phosphorus release from the sediment. The anaerobic dissolution and release of Fe-P caused by oxygen stratification will increase the phosphorus concentration in the lower layer of the water column, which would subsequently increase the phosphorus concentration in the whole water column after thermal stratification. After a large amount of phosphorus is released in autumn, more attention should be paid to the phosphorus concentration in the water influenced by the subsequent thermal inversion. © 2024 Chinese Society for Environmental Sciences. All rights reserved.
Keyword :
deep-water reservoir deep-water reservoir Duihekou Reservior Duihekou Reservior internal phosphorus loading internal phosphorus loading phosphorus flux phosphorus flux sediment-water interface sediment-water interface
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GB/T 7714 | Tan, L.-X. , Kang, D.-J. , Liu, C. et al. Mechanisms of phosphorus source-sink transformation across the sediment-water interface of a hilly and mountainous reservoir; [丘陵山区水库沉积物-水界面磷源汇转换机制] [J]. | China Environmental Science , 2024 , 44 (4) : 2137-2147 . |
MLA | Tan, L.-X. et al. "Mechanisms of phosphorus source-sink transformation across the sediment-water interface of a hilly and mountainous reservoir; [丘陵山区水库沉积物-水界面磷源汇转换机制]" . | China Environmental Science 44 . 4 (2024) : 2137-2147 . |
APA | Tan, L.-X. , Kang, D.-J. , Liu, C. , Zhu, L.-Z. , Shen, Q.-S. , Chen, K.-N. . Mechanisms of phosphorus source-sink transformation across the sediment-water interface of a hilly and mountainous reservoir; [丘陵山区水库沉积物-水界面磷源汇转换机制] . | China Environmental Science , 2024 , 44 (4) , 2137-2147 . |
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This study focused on Duihekou Reservoir, a typical deep-water reservoir located in the southeastern hilly and mountainous areas of China. A one-year field investigation was conducted to collect columnar sediment column samples from the main water bodies. Detailed analyses were conducted on the phosphorus concentrations, fractions, interstitial water profile characteristics, and spatiotemporal changes of fluxes across the sediment-water interface. The results showed that the average total phosphorus (TP) concentrations in the surficial sediment of the reservoir ranged from 470.8 to 1012.3mg/kg, with an average of 688.4 ± 186.48mg/kg. An increasing trend of TP concentrations was discovered from the upstream to downstream. The most severe phosphorus pollution was discovered around the dam. The phosphorus fractions followed a descending order of Al-P (352.61mg/kg) > Fe-P (98.10mg/kg) > Res-P (88.77mg/kg) > Ca-P (72.42mg/kg) > Org-P (33.38mg/kg) > Ex-P (1.64mg/kg). Overall, the sediment in the entire reservoir acted as a source of phosphorus to the water, with the highest risk of release in autumn and most of the sediment in winter presenting as a sink of phosphorus. The average static release flux and diffusion flux of phosphorus were (0.81±2.34) and (2.15±3.47) mg/(m2·d), respectively. The annual phosphorus release amounts obtained by the two methods were 1.92 and 3.67 tons respectively, with the highest release amount in autumn. The conversion of Fe-P might be an important factor controlling phosphorus release from the sediment. The anaerobic dissolution and release of Fe-P caused by oxygen stratification will increase the phosphorus concentration in the lower layer of the water column, which would subsequently increase the phosphorus concentration in the whole water column after thermal stratification. After a large amount of phosphorus is released in autumn, more attention should be paid to the phosphorus concentration in the water influenced by the subsequent thermal inversion. © 2024 Chinese Society for Environmental Sciences. All rights reserved.
Keyword :
Aluminum compounds Aluminum compounds Calcium compounds Calcium compounds Iron compounds Iron compounds Phosphorus Phosphorus Reservoirs (water) Reservoirs (water) River pollution River pollution Rivers Rivers Surficial sediments Surficial sediments
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GB/T 7714 | Tan, Li-Xian , Kang, De-Jun , Liu, Cheng et al. Mechanisms of phosphorus source-sink transformation across the sediment-water interface of a hilly and mountainous reservoir [J]. | China Environmental Science , 2024 , 44 (4) : 2137-2147 . |
MLA | Tan, Li-Xian et al. "Mechanisms of phosphorus source-sink transformation across the sediment-water interface of a hilly and mountainous reservoir" . | China Environmental Science 44 . 4 (2024) : 2137-2147 . |
APA | Tan, Li-Xian , Kang, De-Jun , Liu, Cheng , Zhu, Li-Zhao , Shen, Qiu-Shi , Chen, Kai-Ning . Mechanisms of phosphorus source-sink transformation across the sediment-water interface of a hilly and mountainous reservoir . | China Environmental Science , 2024 , 44 (4) , 2137-2147 . |
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By investigating the water environment in the Quanzhou Nanyi National High-tech Zone, whose environmental governance is an essential part of its construction, we found there were many black and odorous phenomena in the water body, which were caused by five main aspects: the intensification of urbanization, the abuse of agricultural chemicals, the discharge of livestock wastewater, the large-scale increase of industrial parks and the vulnerability of aquatic ecosystems. To control water pollution, five strategies were proposed: the improvement of sewage networks, the upgrading of water sewage treatment, the ways of reducing water pollution, the restoration of water ecology and water diversion, and joint efforts to prevent water pollution. The implementation of the above measures would be conducive to promoting the water ecological construction and sustainable development of the Quanzhou Nanyi National High-tech Zone. © 2024 Editorial Office of Industrial Water Treatment, CNOOC Tianjin Chemical Research and Design Institute Co., Ltd. All rights reserved.
Keyword :
environmental governance environmental governance national high-tech zone national high-tech zone urban water environment urban water environment water pollution water pollution
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GB/T 7714 | Guo, X. , Kang, D. , Zhao, Y. . Quanzhou Nanyi National High-tech Zone water pollution control; [泉州南翼国家高新区水环境污染治理] [J]. | Industrial Water Treatment , 2024 , 44 (8) : 38-43 . |
MLA | Guo, X. et al. "Quanzhou Nanyi National High-tech Zone water pollution control; [泉州南翼国家高新区水环境污染治理]" . | Industrial Water Treatment 44 . 8 (2024) : 38-43 . |
APA | Guo, X. , Kang, D. , Zhao, Y. . Quanzhou Nanyi National High-tech Zone water pollution control; [泉州南翼国家高新区水环境污染治理] . | Industrial Water Treatment , 2024 , 44 (8) , 38-43 . |
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SWMM作为一种模拟降雨情况的软件,由于其模型参数在经验范围内选取的不确定性,随着模型不断地向前运行演绎,误差会持续累积,最终影响模型的模拟结果,而传统的参数率定方法则具有效率低、准确度差等缺点。为此,利用MATLAB软件调用SWMM的水力演算程序来完成两者的数据交互与集成,结合多元逐步回归法筛选出敏感性高的参数作为率定对象,进而通过数值实验的方式以敏感性分析结果为依据使用Bayes-MH机器学习算法实现SWMM参数的自动率定。对于不同的实测降雨场景,自动率定的结果均能够顺利输出,参数匹配度达95%以上,表明了该方法具备优秀的稳定性、自适应性与全范围寻参能力。
Keyword :
MATLAB MATLAB Metropolis-Hastings算法 Metropolis-Hastings算法 参数自动率定 参数自动率定 机器学习理论 机器学习理论 雨洪管理模型(SWMM) 雨洪管理模型(SWMM)
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GB/T 7714 | 康得军 , 赖李保壹 , 邱福杰 et al. 基于机器学习理论的SWMM参数自动率定方法 [J]. | 中国给水排水 , 2024 , 40 (05) : 122-129 . |
MLA | 康得军 et al. "基于机器学习理论的SWMM参数自动率定方法" . | 中国给水排水 40 . 05 (2024) : 122-129 . |
APA | 康得军 , 赖李保壹 , 邱福杰 , 温儒杰 , 吴端炜 , 赵颖 . 基于机器学习理论的SWMM参数自动率定方法 . | 中国给水排水 , 2024 , 40 (05) , 122-129 . |
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Antibiotics in hospital wastewater has become a critical issue due to their potential risks to human health and ecosystems. Biochar as a cost-effective and environmental-friendly carbon material has been employed for removing antibiotics. This article gives a holistic view of the properties of advanced biochar-based materials and clarifies mechanisms on removal of specific antibiotics from hospital wastewater. The increased pyrolysis temperature prepares the modified biochar with higher porosity and larger specific surface for enhancing adsorption. The metal-modified biochar possesses abundant functional groups, limits the leaching of metal ions, and increases the conductivity for improving activation of advanced oxidation process (AOP). Adsorption is significantly affected by the pyrolysis temperature, solution pH, and properties of modified biochar and antibiotics. The metal-modified biochar-assisted AOP can effectively degrade the pollutants via generating more reactive oxygen species. Weak acidic and/or weak alkaline condition promotes the degradation process in persulfate and peroxymonosulfate systems or during electrochemical oxidation process. Antibiotics removal at a wide pH range (3-11) can be achieved using Fenton-like and photo-Fenton systems with the presence of metal-modified biochar. Future research should focus on development of novel biochar with high reusability and great capability in removing a broad range of specific antibiotics.
Keyword :
Adsorption Adsorption Advanced oxidation process Advanced oxidation process Antibiotics Antibiotics Degradation Degradation Mechanism Mechanism Metal-modified biochar Metal-modified biochar
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GB/T 7714 | Xue, Haotian , Deng, Lijuan , Kang, Dejun et al. Advanced biochar-based materials for specific antibiotics removal from hospital wastewater via adsorption and oxidative degradation [J]. | JOURNAL OF ENVIRONMENTAL CHEMICAL ENGINEERING , 2024 , 12 (6) . |
MLA | Xue, Haotian et al. "Advanced biochar-based materials for specific antibiotics removal from hospital wastewater via adsorption and oxidative degradation" . | JOURNAL OF ENVIRONMENTAL CHEMICAL ENGINEERING 12 . 6 (2024) . |
APA | Xue, Haotian , Deng, Lijuan , Kang, Dejun , Zhao, Ying , Zhang, Xinbo , Liu, Ying et al. Advanced biochar-based materials for specific antibiotics removal from hospital wastewater via adsorption and oxidative degradation . | JOURNAL OF ENVIRONMENTAL CHEMICAL ENGINEERING , 2024 , 12 (6) . |
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以东南丘陵山区典型深水水库对河口水库为研究对象,开展了1a的原位调研,在主要水域内采集原位柱状沉积物样品,分析了沉积物磷的含量、赋存形态、间隙水剖面特征以及沉积物-水界面交换通量的时空变化特征.结果表明:对河口水库表层沉积物总磷(TP)含量变化范围为(470.8~1012.3)mg/kg,平均值达到(688.4±186.48)mg/kg,呈现从上游至下游逐渐增加的趋势,下游坝前区域磷污染最为严重;沉积物中各形态磷含量大小顺序依次为:铝结合态磷(352.61mg/kg)>铁结合态磷(Fe-P)(98.10mg/kg)>闭蓄态磷(88.77mg/kg)>钙结合态磷(72.42mg/kg)>有机磷(33.38mg/kg)>可交换态磷(1.64mg/kg).全库沉积物总体表现为磷的释放源,其中,秋季释放风险最高,冬季大部分区域沉积物从磷释放的源转变为汇;全年平均静态释放通量和扩散通量分别为(0.81±2.34)mg/(m~2·d)和(2.15±3.47)mg/(m~2·d),2种方法所得全年磷释放量分别为1.92和3.67t,秋季释放量最大.铁结合态磷(Fe-P)的转化可能是控制沉积物-水界面磷源-汇转换的重要原因,由氧分层导致的沉积物厌氧及铁结合态磷(Fe-P)溶解释放将增加下层水体磷浓度,并在水体逆温后增加水柱总体磷浓度.在秋季大量磷释放之后,应更加关注随后的逆温对整个水体磷浓度的影响.
Keyword :
内源磷负荷 内源磷负荷 对河口水库 对河口水库 沉积物-水界面 沉积物-水界面 深水水库 深水水库 磷通量 磷通量
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GB/T 7714 | 谭立贤 , 康得军 , 刘成 et al. 丘陵山区水库沉积物-水界面磷源汇转换机制 [J]. | 中国环境科学 , 2024 , 44 (04) : 2137-2147 . |
MLA | 谭立贤 et al. "丘陵山区水库沉积物-水界面磷源汇转换机制" . | 中国环境科学 44 . 04 (2024) : 2137-2147 . |
APA | 谭立贤 , 康得军 , 刘成 , 朱利钊 , 申秋实 , 陈开宁 . 丘陵山区水库沉积物-水界面磷源汇转换机制 . | 中国环境科学 , 2024 , 44 (04) , 2137-2147 . |
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