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30篇 您的检索式:作者名="Ren Hongqiang"
    题名 作者 年代 出处 被引量
1Municipal wastewater treatment in China:Development history and future perspectives显示文摘China has the world's largest and still growing wastewater sector and water market,thus its future development will have profound influence on the world.The high-speed development of China's wastewater sector over the past 40 years has forged its global leading treatment capacity and innovation ability.However,many problems were left behind,including underdeveloped sewers and sludge disposal facilities,low sustainability of the treatment processes,questionable wastewater treatment plant(WWTP)effluent discharge standards,and lacking global thinking on harmonious development between wastewater management,human society and the nature.Addressing these challenges calls for fundamental changes in target design,policy and technologies.In this mini-review,we revisit the development history of China's municipal wastewater management and identify the remaining challenges.Also,we highlight the future needs of sustainable development and exploring China's own wastewater management path,and outlook the future from several aspects including targets of wastewater management,policies and technologies,especially the new concept WWTP.Furthermore,we envisage the establishment of new-generation WWTPs with the vision of turning WWTP from a site of pollutant removal into a plant of energy,water and fertilizer recovery and an integrated part urban ecology in China.Jiuhui Qu Hongchen Wang Kaijun Wang Gang Yu Bing Ke Han-Qing Yu Hongqiang Ren Xingcan Zheng Ji Li Wen-Wei Li Song Gao Hui Gong 2019Frontiers of Environmental Science & Engineering2019,13,6:13
2Effect of high-strength ammonia nitrogen acclimation on sludge activity in sequencing batch reactor显示文摘The effect of high-strength ammonia nitrogen acclimation on sludge activity in sequencing batch reactor (SBR) was investigated. Two batch experiments, RUN1 and RUN2, were conducted with the influent ammonia nitrogen concentrations 60 and 500 mg/L, respectively. The sludges inoculated from RUN1 and RUN2 were used to treat a series of influent with ammonia nitrogen concentrations of 59, 232, 368, 604 and 1152 mg/L. It is found that the activated sludge acclimated to higher ammonia nitrogen concentrations revealed higher COD and NH 4 + -N removal efficiencies, and slower DHA decrease. The results confirmed that the activities of the bacteria in activated sludge in SBR were inhibited by high-strength ammonia nitrogen, whereas the activated sludge acclimated to high-strength ammonia nitrogen showed substantial resistance to inhibition by influents containing high levels of ammonia nitrogen.Feifei Wang, Yuanhong Ding, Lei Ge, Hongqiang Ren, Lili Ding State Key Laboratory of Pollution Control and Resource Reuse, School of the Environment, Nanjing University, Nanjing 210093, China. 2010Journal of Environmental Sciences2010,22,11:12
3Modeling assessment for ammonium nitrogen recovery from wastewater by chemical precipitation显示文摘Chemical precipitation to form magnesium ammonium phosphate(MAP) is an effective technology for recovering ammonium nitrogen(NH4+-N).In the present research,we investigated the thermodynamic modeling of the PHREEQC program for NH4+-N recovery to evaluate the effect of reaction factors on MAP precipitation.The case study of NH4+-N recovery from coking wastewater was conducted to provide a comparison.Response surface methodology(RSM) was applied to assist in understanding the relative significance of reaction factors and the interactive effects of solution conditions.Thermodynamic modeling indicated that the saturation index(SI) of MAP followed a polynomial function of pH.The SI of MAP increased logarithmically with the Mg2+/NH4+ molar ratio(Mg/N) and the initial NH4+-N concentration(CN),respectively,while it decreased with an increase in Ca2+/NH4+ and CO32?/NH4+ molar ratios(Ca/N and CO32?/N),respectively.The trends for NH4+-N removal at different pH and Mg/N levels were similar to the thermodynamic modeling predictions.The RSM analysis indicated that the factors including pH,Mg/N,CN,Ca/N,(Mg/N)×(CO32?/N),(pH)2,(Mg/N)2,and(CN)2 were significant.Response surface plots were useful for understanding the interaction effects on NH4+-N recovery.Tao Zhang Qiucheng Li Lili Ding Hongqiang Ren Ke Xu Yonggang Wu Dong Sheng 2011Journal of Environmental Sciences2011,23,6:8
4Inhibition effect of magnetic field on nitrous oxide emission from sequencing batch reactor treating domestic wastewater at low temperature显示文摘This study aims to investigate the effect of a magnetic field on nitrous oxide(N2O)emission from a sequencing batch reactor treating low-strength domestic wastewater at low temperature(10℃).After running for 124 days in parallel,results indicated that the conversion rate of N2O for a magnetic field-sequencing batch reactor(MF-SBR)decreased by34.3%compared to that of a conventional SBR(C-SBR).Meanwhile,the removal efficiencies for total nitrogen(TN)and ammonia nitrogen(NH4-N)of the MF-SBR were 22.4%and 39.5%higher than those of the C-SBR.High-throughput sequencing revealed that the abundances of AOB(Nitrosomonas),NOB(Nitrospira)and denitrifiers(Zoogloea),which could reduce N2O to N2,were promoted significantly in the MF-SBR.Enzyme activities(Nir)and gene abundances(nos Z nir S and nir K)for denitrification in the MF-SBR were also notably higher compared to C-SBR.Our study shows that application of a magnetic field is a useful approach for inhibiting the generation of N2O and promoting the nitrogen removal efficiency by affecting the microbial characteristics of sludge in an SBR treating domestic wastewater at low temperature.Dan Xu Hongmin Ji Hongqiang Ren Jinju Geng Kan Li Ke Xu 2020Journal of Environmental Sciences2020,32,1:7
5Isolation and oral immunogenicity assessment of porcine epidemic diarrhea virus NH-TA2020 strain:One of the predominant strains circulating in China from 2017 to 2021显示文摘Porcine epidemic diarrhea(PED)caused by porcine epidemic diarrhea virus(PEDV)is one of the most devastating diseases in the global pig industry due to its high mortality rate in piglets.Maternal vaccines can effectively enhance the gut-mammary gland-secretory IgA axis to boost lactogenic immunity and passive protection of nursing piglets against PEDV challenge.From 2017 to 2021,we collected 882 diarrhea samples from 303 farms in China to investigate the epidemiology of PEDV.The result showed that about 52.15%(158/303)of the farms were positive for PEDV with an overall detection rate of 63.95%(564/882)of the samples.The S1 fragments of S gene from 104 strains were sequenced for the phylogenetic analysis.A total of 71 PEDV strains(68.27%)sequenced in this study were clustered into the predominant G2c subgroup,while the newly-defined G2d strains(9.62%)were identified in three provinces of China.The NH-TA2020 strain of G2c subgroup was isolated and cultured,and its infection to piglets caused watery diarrhea within 24 h,indicating its strong pathogenicity.Oral administration of NH-TA2020 strain to pregnant gilts stimulated high levels of IgA antibody in colostrum.The piglets fed by the gilts above were challenged with NH-TA2020 strain or CH-HeB-RY-2020 strain from G2d subgroup,and the clinical symptoms and virus shedding were significantly reduced compared to the mock group.Our findings suggest that G2c subgroup is the predominant branch circulating in China from 2017 to 2021.Oral administration of NH-TA2020 enhances maternal IgA and lactogenic immune responses,which confer protection against the homologous and emerging G2d PEDV strains challenges in neonates.Xiaowen Li Yang Li Jiapei Huang Yali Yao Wenying Zhao Yunjing Zhang Jie Qing Jing Ren Zhong Yan Zewei Wang Xiaofang Hu Duli Kang Hongqiang Liu Zhichun Yan 2022Virologica Sinica2022,37,5:6
6Paleomagnetic study on orogenic belt:An example from Early Cretaceous volcanic rocks,Inner Mongolia,China显示文摘We report paleomagnetic results for Early Cretaceous lava flows collected from the Suhongtu area of Inner Mongolia, the middle part of the Tianshan-Mongolia Fold Belt (TMFB). Rock-magnetic experiments for different lava flows indicate that the main magnetic mineral is pseudo-single-domain (PSD) magnetite. The characteristic high-temperature remanence com- ponent is isolated by thermal demagnetization temperature steps between 300°C and 585'C, which yields a mean direction of D = 23.6°, I=56.0° with α 95 = 2.3°. We interpret this high-temperature remanence component as primary magnetization based mainly upon the petrographic analysis, which shows that the shape of magnetite crystal is relatively rounded square or polygon without internal reflection and deuterogenous phenomenon. The correspond- ing pole of the high-temperature remanence component is at 71.1°N, 200.5°E with A 95 = 2.7°. This Early Cretaceous pole is in good agreement with those for Siberia, North China, and Inner Mongolia, suggesting that these continental blocks had already sutured together in the Early Cretaceous, which would further provide constraints on better understanding of the formation and evolution of the TMFB.REN Shoumai 1,2 ,ZHU Rixiang 1 ,HUANG Baochun 1 ,ZHANG Fuqin 1 & WANG Hongqiang 1 1.Institute of Geology and Geophysics,Chinese Academy of Sciences,Beijing 100029,China 2.Strategic Research Center for Oil and Natural Gas,The Ministry of Land and Resources of China,Beijing 100034,China 2004Science China Earth Sciences2004,47,12:5
7Hotspots and trends of biological water treatment based on bibliometric review and patents analysis显示文摘In order to reveal the hotspots and trends of biological water treatment from the perspectives of scientific and technological innovation, both of the bibliometric review and patents analysis were performed in this study. The Web of Science Core Collection database and Derwent Innovation Index database recorded 30023 SCI papers and 50326 patents, respectively were analyzed via information visualization technology. The results showed that China ranked the first in both papers and patents, while the United States and Japan had advantages in papers and patents, respectively. It was concluded through literature metrology analysis that microbial population characteristics, biodegradation mechanism,toxicity analysis, nitrogen and phosphorus removal and biological treatment of micropolluted wastewater were the research hotspots of SCI papers. Activated sludge process and anaerobic-aerobic combined process were the two mainstream technologies on the basis of patent technology classification analysis. Technology evolution path of biological water treatment was also elucidated in three stages based on the citation network analysis. Furthermore, the future directions including research on the law of interaction and regulation of biological phases and pollutants and the technology innovations towards the targeted biotransformation or selective biodegradation of pollutants and resource reuse of wastewater were prospected.Lili Jin Xiangzhou Sun Hongqiang Ren Hui Huang 2023Journal of Environmental Sciences2023,,3:4
8Characterization of chromophoric organic matter in effluent from Vitamin C wastewater anaerobic-aerobic treatment显示文摘Chroma is not effectively removed from Vitamin C(VC)wastewater by traditional anaerobic-aerobic treatment.This means cur-rent treatment does not meet the strict new discharge standard for VC wastewater in China.However,to date,no studies have investigated the removal of chroma from VC wastewater,or characterized the chromophoric organic matter in wastewater.In this study,choromophoric organic matter in effluent from anaerobic-aerobic treatment of Vitamin C wastewater was characterized using high performance gel permeation chromatography(HPGPC),ultrafiltration,and infrared(IR)and ultraviolet-visible(UV/Vis)spectroscopy.Routine water-quality indices were determined,and indicated that the organic matter in the effluent contained nitrogen.The molecular weight of most organic matter in this effluent was below 1000 Da,while the remainder was between 1000-3000 Da.These compounds are likely biodegradation products of high molecular weight organic matter in the effluent,which are raw materials and byproducts from VC production.IR spectra indicated that the low molecular weight(<1000 Da)organic matter and higher molecular weight(1000-3000 Da)organic matter contain similar major functional groups,including-OH,-NH2,-CO-NH2,-C=O-,and-COO-.The effluent was treated using electrolysis,and UV/Vis spectra of this effluent before and after electrolysis indicated that-C=O is an important chroma group in this effluent.Electrolysis can easily break-C=O,and provides a feasible technology for the advanced treatment of anaerobic-aerobic effluent from VC wastewater treatment.XU Ke REN HongQiang DING LiLi XIE JiCheng REN XinKun 2010Chinese Science Bulletin2010,55,33:3
9Phosphorus fractions and matrix-bound phosphine in coastal surface sediments of the Southwest Yellow Sea显示文摘Yuning Hong Jinju Geng Song Qiao Yongzhan Zhang Lili Ding Xiaorong Wang Hongqiang Ren 2010Journal of Hazardous Materials2010,,1:1
10The common vision toward One Health显示文摘Human health is intertwined with plants,animals,and our shared environment.Every subtle change in the environment will ultimately impact the global ecosystem and our health.It is the mission of Eco-Environment&Health to showcase this kind of understanding to help pave the way toward One Health.Chengjun Li Guibin Jiang Hongqiang Ren 2022Eco-Environment & Health2022,1,1:1
11High‑Performance Flexible Microneedle Array as a Low‑Impedance Surface Biopotential Dry Electrode for Wearable Electrophysiological Recording and Polysomnography显示文摘Microneedle array(MNA)electrodes are an effective solution to achieve high-quality surface biopotential recording without the coordination of conductive gel and are thus very suitable for long-term wearable applications.Existing schemes are limited by flexibility,biosafety,and manufacturing costs,which create large barriers for wider applications.Here,we present a novel flexible MNA electrode that can simultaneously achieve flexibility of the substrate to fit a curved body surface,robustness of microneedles to penetrate the skin without fracture,and a simplified process to allow mass production.The compatibility with wearable wireless systems and the short preparation time of the electrodes significantly improves the comfort and convenience of electrophysiological recording.The normalized electrode–skin contact impedance reaches 0.98 kΩcm^(2)at 1 kHz and 1.50 kΩcm^(2)at 10 Hz,a record low value compared to previous reports and approximately 1/250 of the standard electrodes.The morphology,biosafety,and electrical/mechanical properties are fully characterized,and wearable recordings with a high signal-to-noise ratio and low motion artifacts are realized.The first reported clinical study of microneedle electrodes for surface electrophysiological monitoring was conducted in tens of healthy and sleep-disordered subjects with 44 nights of recording(over 8 h per night),providing substantial evidence that the electrodes can be leveraged to substitute for clinical standard electrodes.Junshi Li Yundong Ma Dong Huang Zhongyan Wang Zhitong Zhang Yingjie Ren Mengyue Hong Yufeng Chen Tingyu Li Xiaoyi Shi Lu Cao Jiayan Zhang Bingli Jiao Junhua Liu Hongqiang Sun Zhihong Li 2022Nano-Micro Letters2022,14,8:1
12A full-scale biological treatment system application in the treated wastewater of pharmaceutical industrial park 显示文摘Lei Ge Ren Hongqiang Ding Lili 2010Bioresour Technol2010,101,15:1
13A review of the application of machine learning in water quality evaluation显示文摘With the rapid increase in the volume of data on the aquatic environment,machine learning has become an important tool for data analysis,classification,and prediction.Unlike traditional models used in water-related research,data-driven models based on machine learning can efficiently solve more complex nonlinear problems.In water environment research,models and conclusions derived from machine learning have been applied to the construction,monitoring,simulation,evaluation,and optimization of various water treatment and management systems.Additionally,machine learning can provide solutions for water pollution control,water quality improvement,and watershed ecosystem security management.In this review,we describe the cases in which machine learning algorithms have been applied to evaluate the water quality in different water environments,such as surface water,groundwater,drinking water,sewage,and seawater.Furthermore,we propose possible future applications of machine learning approaches to water environments.Mengyuan Zhu Jiawei Wang Xiao Yang Yu Zhang Linyu Zhang Hongqiang Ren Bing Wu Lin Ye 2022Eco-Environment & Health2022,1,2:1
14Fight for carbon neutrality with state-of-the-art negative carbon emission technologies显示文摘After the Industrial Revolution,the ever-increasing atmospheric CO_(2)concentration has resulted in significant problems for human beings.Nearly all countries in the world are actively taking measures to fight for carbon neutrality.In recent years,negative carbon emission technologies have attracted much attention due to their ability to reduce or recycle excess CO_(2)in the atmosphere.This review summarizes the state-of-the-art negative carbon emission technologies,from the artificial enhancement of natural carbon sink technology to the physical,chemical,or biological methods for carbon capture,as well as CO_(2)utilization and conversion.Finally,we expound on the challenges and outlook for improving negative carbon emission technology to accelerate the pace of achieving carbon neutrality.Jiaju Fu Pan Li Yuan Lin Huitong Du Hongzhi Liu Wenlei Zhu Hongqiang Ren 2022Eco-Environment & Health2022,1,4:1
15Application of conductive polymers in biocathode of microbial fuel cells and microbial community显示文摘Chao Li Lili Ding Hao Cui Libin Zhang Ke Xu Hongqiang Ren 2012Bioresource Technology2012,,:1
16Ammonium nitrogen removal from coking wastewater by chemical precipitation recycle technology显示文摘Tao Zhang Lili Ding Hongqiang Ren 2009Water Research2009,43,:1
17Effect of carriers on sludge characteristics and mitigation of membrane fouling in attached- growth membrane bioreactor 显示文摘Hu Jin Ren Hongqiang Xu Ke 2012Bioresource Technology2012,122,5:1
18Phosphite in sedi- mentary interstitial water of Lake Taihu, a large eutrophic shallow lake in China显示文摘Han Chao Geng Jinju Ren Hongqiang 2013Environmental Science & Technology2013,47,:1
19Combinationof struvite pyrolysate recycling with mixed - base technology for removing ammonium from fertilizer wastewater 显示文摘Yu Rongtai Geng Jinju Ren Hongqiang 2012Bioresource Technology2012,124,:1
20China Launched the First Wastewater Resource RecoveryFactory in Yixing显示文摘On October 18th 2021,the inaugural ceremony for the first wastewater resource recovery factory(WRRF)in China,Yixing Concept WRRF(Fig.1),was held in the Environmental Science Park,Yixing,Jiangsu Province(Li,2021).It is a milestone for water pollution control,which opens a new chapter for sustainable wastewater management.Jiuhui Qu Hongqiang Ren HongchenWang KaijunWang Gang Yu Bing Ke Han-Qing Yu Xingcan Zheng Ji Li 2022Frontiers of Environmental Science & Engineering2022,16,1:1
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