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Release behavior of soluble salts in MSWI bottom ash used as road basement materials under continuous rainfall conditions

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Waste Disposal and Sustainable Energy 2023年第4期5卷 525-534页

作者： lingqin zhao Dongming Zhang Yanjun Hu Qianqian Guo Long Jiao Nan Zhou Francesco Di Maio Institute of Thermal and Power Engineering Zhejiang University of TechnologyLiuhe Road 28#310023HangzhouChina Zhejiang Zheneng Xingyuan Energy Saving Technology Co.Ltd Gongshu District310011HangzhouChina Delft University of Technology P.O.Box 50482628DelftThe Netherlands

The bottom ash is increasingly used as a substitute aggregate material in road construction in China,and road salting is the major salt source in *** rainfall releases soluble salts from the bottom ash subgrade into the surrounding soil and groundwater,resulting in potential *** methods were employed to simulate and collect runoff water during rainfall events,including batch leaching test,dynamic leaching test and constant head test,to assess environmental impact of bottom ash as road basement materials under continuous rainfall *** study simulated the seepage of bottom ash backfill roads under different rainfall intensities,rainfall times,and rainfall pH values.A comprehensive sampling and laboratory testing program was undertaken to characterize the environmental impact of soluble salts from bottom *** obtained results reveal that the leaching concentrations of Cl^(−)and SO_(4)^(2−)exceed the limit specified in the class V standard of surface water,which are 2.06–2.17 times and 1.08–1.25 times,*** examining the long-term environmental influence under the condition of continuous rainfall,the leaching of Cl^(−)mainly occurs in the early leaching stage,and the maximum leaching concentration reaches 19,700 mg/*** release concentration of Cl^(−)begins to be lower than the class V standard of surface water when continuous rainfall approaches the total rainfall for 13 *** cumulative release of Cl^(−)in the bottom ash is 2.8–5.4 mg/*** rainfall intensity and rain pH affect the release of Cl^(−).The obtained results derived from the constant head tests indicate that stagnant water caused by rainfall deteriorates the release of soluble salt into the groundwater in only 1 day,especially at the early stage of 12 *** work provides some basic information about how to minimize damage to the surrounding environment caused by the leaching of salt in bottom ash.

关键词： Municipal solid waste Incineration bottom ash Salts Leaching Continuous rainfall

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Quantification and distribution of extractable metals of MSWI bottom ash in view of its valorization in China

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Waste Disposal and Sustainable Energy 2022年第3期4卷 169-178页

作者： Yanjun Hu lingqin zhao Qianqian Guo Lianming Li Yihong Wang Yufan Ye Fuzhi Mao Wangyang Tian Institute of Thermal and Power Engineering Zhejiang University of TechnologyLiuhe Road 28#HangZhou310023China Jiaxing New Jies Heat&Power Company Limited Qiumao Road 55#Jiaxing314016China Zhejiang Eco Environmental Technology Company Limited Qufu Road 1188#Huzhou313000China

Metal recovery from bottom ash was deemed to be significant to achieve a higher stability of bottom ash and recycle valuable extractable *** China,the existing rugged industrial production ignores the actual metal distribution and thus fails to exploit the utilization potential of recoverable metals in bottom *** on these findings,this work was proposed to obtain a comprehensive and in-depth study on the recoverability of metals in bottom ***,the particle size distribution and elemental composition of the bottom ash were ***,complete information on the recoverable metals in bottom ash fractions with different sizes was obtained by washing,sorting,crushing,density separation and XRF(X Ray Fluorescence)*** results showed that the smaller than 5 mm fraction accounted for up to 60%of the bottom ash,and the 5–20 mm fractions accounted for about 15%.The material characterization revealed that the contents of recoverable Fe,stainless steel,Al and Cu in bottom ash were averagely 9.01%,0.136%,0.78%and 0.08%,*** 50%of Fe,68%of Al,61%of Cu,and 22%of stainless steel were distributed in smaller than 10 mm ***,Fe was evenly distributed among 0–2 mm,2–5 mm,5–10 mm fractions,and the content was between 5.41%and 7.5%.Non-magnetic stainless steel was mainly distributed in 20–40 mm and larger than 40 mm *** highest share of Al was present in the fractions between 5 mm and 20 mm,accounting for 48%of the total *** 45.6%of the Cu was enriched in the 5–10 mm ***,the Zn content was less than 0.01%.This work provides an in-depth understanding and information on metal recovery as well as promisingly guide ash utilization.

关键词： Municipal solid waste incineration Bottom ash Extractable metals Particle size

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The Impact of Clinicopathologic and Surgical Factors for Relapse and Pregnancy in Youthful Patients with Borderline Ovarian Tumors

The Impact of Clinicopathologic and Surgical Factors for Rel...

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2018年浙江省妇科肿瘤学学术年会暨温台妇产科年会

作者： lingqin zhao Chen yan Fang Ping Zhang Zhejiang Cancer Hospital

Background:Fertility sparing is often a concern for patients with borderline ovarian tumors(BOTs) due to their childbearing age and favorable *** sparing surgery(FSS) has been extensively accepted and performed among patients with BOTs;nevertheless,the prognosis and obstetric outcomes for them remain ***,the current study was carried out aiming to evaluate the oncological safety and fertility benefits of various clinicopathological variables and different FSS ***,the current study could guide young women with BOTs to choose the optimal ***:Young women with BOTs aged≤40 years admitted and treated in Zhejiang Cancer Hospital from January 1996 to December 2016 were enrolled and reviewed ***,the prognostic and obstetric effects of clinicopathological and surgical variables were evaluated using univariate and multivariate analyses,as well as survival curve and ***:A total of 92 eligible patients were enrolled in the analysis.22(23.9%) patients developed recurrence at a median follow-up of 46.5 months,with no death case *** rate in patients with FSS was higher than that in those undergoing radical surgery(35.2% vs 7.9%,P=0.003).With regard to FSS group,patients at advanced stage(≥ stage Ⅱ),of serous type,with micropapillary and bilateral tumors were associated with higher recurrence rate whereas shorter recurrence interval(P<0.05).In terms of FSS subtypes,adnexectomy was remarkably favored over cystectomy(C)-including(P<0.05),unilateral salpingo-oophorectomy(USO) had better prognosis than C but the difference was of no statistical significance,and USO+contralateral C(CC) was slightly favored over bilateral cystectomy(BC),as was shown in results of *** Federation of Gynecology and Obstetrics(FIGO) stage,histology,lesion lateral,micropapillary lesion,and cystectomy-including FSS were notably associated with diseasefree survival(DFS) in univ

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Metabolic syndrome affects the long-term survival of patients with non-endometrioid carcinoma of the uterine corpus

Metabolic syndrome affects the long-term survival of patient...

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2018年浙江省妇科肿瘤学学术年会暨温台妇产科年会

作者： Huafeng Shou Kangzhen Yan Jia Song lingqin zhao Yingli Zhang Juan Ni Department of Gynecology Zhejiang Provincial People's Hospital Department of Obstetrics and Gynecology Pujiang People's Hospital Department of Gynecologic Oncology Zhejiang Cancer Hospital

Objective:To study the influence of metabolic syndrome(MS) on long-term survival of patients with nonendometrioid adenocarcinoma of the uterine ***:A total of 139 patients with non-endometrial adenocarcinoma at the Department of Gynecologic Oncology,at the Zhejiang Cancer Hospital in China were *** clinical characteristics,pathological features,treatment and clinical outcomes were collected from the medical records.A retrospective analysis was ***:Of the enrolled 139 patients,29.5% had *** morbidity rate of MS significantly differed between different histologic ***,the incidence rate of MS was 42.2%for uterine serous carcinoma(USC),37.5% for clear cell carcinoma,12.5% for adenosquamous carcinoma,and 23.7%for *** USC and adenosquamous carcinoma,MS was the independent predictive factor of morbidity,respectively(p=0.023 and 0.016).Those with MS had significantly lower p-values for overall survival rates than those without MS(p=0.008).The same result was found for the USC patients(p=0.020).Furthermore,multivariate Cox proportional hazard regression analyses showed that stage(p=0.006) and MS(p=0.012) were independent prognostic factors for patients with ***:MS is a prognostic factor for non-endometrioid adenocarcinoma,especially USC.

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模因论在大学英语四六级写作中的应用——以44篇大学英语四六级范文为例

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桂林师范高等专科学校学报 2014年第2期28卷 122-125页

作者：赵玲琴嘉兴学院外国语学院浙江嘉兴314001

模因论揭示了语言发展的规律,有助于研究语言起源和语言运用,也为我们外语教学提供了一种新的研究思路。作者从语言模因的两种类型即基因型语言模因和表现型语言模因的角度,对随机搜集的44篇大学英语四六级范文进行分析,旨在找出四六级... 详细信息

模因论揭示了语言发展的规律,有助于研究语言起源和语言运用,也为我们外语教学提供了一种新的研究思路。作者从语言模因的两种类型即基因型语言模因和表现型语言模因的角度,对随机搜集的44篇大学英语四六级范文进行分析,旨在找出四六级写作在模因论下的写作特点和规律,得出模因论对写作教学的若干启示。

关键词：语言模因大学英语写作

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代谢综合征及其组分与子宫内膜样腺癌患者预后的关系

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中华妇产科杂志 2014年第10期49卷 768-771页

作者：倪镌楼寒梅朱滔赵灵琴寿华锋浙江省肿瘤医院妇瘤科杭州310022

目的探讨代谢综合征（MS）及其组分与子宫内膜样腺癌患者预后的关系.方法收集浙江省肿瘤医院2001年1月-2008年12月间收治的原发性子宫内膜样腺癌患者256例,其中合并MS者96例,未合并MS者160例.随访截止时间为2013年12月,随访5～12年,... 详细信息

目的探讨代谢综合征（MS）及其组分与子宫内膜样腺癌患者预后的关系.方法收集浙江省肿瘤医院2001年1月-2008年12月间收治的原发性子宫内膜样腺癌患者256例,其中合并MS者96例,未合并MS者160例.随访截止时间为2013年12月,随访5～12年,回顾性分析是否合并MS的子宫内膜样腺癌患者的生存情况,并对MS及其组分（MS组分包括腰围、甘油三酯、高密度脂蛋白、血压、血糖）对子宫内膜样腺癌患者预后的影响进行分析.结果（1）随访期内,256例子宫内膜样腺癌患者中,存活194例,其中合并MS者64例,占33.0％（64/194）;死亡62例,其中合并MS者32例,占51.6％（32/62）,两者比较,差异有统计学意义（χ^2=6.953,P=0.008）.256例子宫内膜样腺癌患者的5年累积总生存率为75.8％,生存时间为（78.0±3.4）个月.其中,96例合并MS患者的5年累积总生存率为66.7％,生存时间为（67.0±2.4）个月;160例未合并MS患者的5年累积总生存率为81.3％,生存时间为（85.0±4.0）个月,两者分别比较,差异均有统计学意义（P＜0.05）.（2）合并MS、体质指数≥25 kg/m2、腰围＞80 cm、血压异常、血糖异常、同时合并MS组分≥2项者是影响子宫内膜样腺癌患者预后的独立因素（P＜0.05）.结论 MS及其组分是影响子宫内膜样腺癌患者预后的不良因素.

关键词：癌,子宫内膜样代谢综合征X 预后

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Impact of Startup Strategy and Buffer Tank Volume on the Compressor Inlet State for a 3-MW sCO2 Brayton Cycle

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Journal of Thermal Science 2025年第1期34卷 159-175页

作者： zhao Decai WANG Bo Key Laboratory of Advanced Energy and Power Institute of Engineering Thermophysics(IET)Chinese Academy of Sciences (CAS) University of Chinese Academy of Sciences

The supercritical carbon dioxide（sCO2） Brayton cycle system has become an emerging and highly promising method of thermal power conversion due to its efficiency advantage,system compactness,and excellent adaptability of the heat *** the low carbon sCO2Brayton cycle testbed with cycle output power approaching 3 MW,a relatively detailed dynamic simulation model of the entire system is constructed to explore the dynamic response characteristics of the system with different startup strategies and different buffer tank volumes during the startup *** simulation results indicate that the smaller the volume of the buffer tank,the more rapid and obvious the parameter fluctuation in the buffer tank during the *** the allowable relative deviation limit of density is 5%,then the ratio of the buffer tank volume to the volume of the entire closed loop should not be lower than 36.80%.The strategy of simultaneous temperature and speed increase during turbine bypass start can effectively reduce the fluctuation of compressor inlet parameters and reach the steady-state more *** paper provides the recommended matching table for the opening of the turbine bypass valve（TBV） and the main regulating valve（MGV） to reduce the parameter fluctuation during the bypass *** effectiveness of the proposed turbine bypass and bypass switching startup strategy is verified by simulation,which may be used as a reference for test bench's future debugging and operation.

关键词： buffer tank dynamic characteristic dynamic model sCO2 Brayton cycle startup strategy

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生活垃圾焚烧炉渣浸出液对植物生长的影响研究

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浙江工业大学学报 2023年第1期51卷 97-104页

作者：胡艳军胡贵祥赵玲芹朱永豪浙江工业大学机械工程学院浙江杭州310023

炉渣作为再生材料投入工程建设,务必考虑其环境影响。常规的环境评估仅考虑污染物的浸出质量浓度,由于检测仪器的误差、环境质量标准的差别和污染物间相互作用等因素,可能不足以准确、直观地反映炉渣对环境的影响。生态毒性评估能够作... 详细信息

炉渣作为再生材料投入工程建设,务必考虑其环境影响。常规的环境评估仅考虑污染物的浸出质量浓度,由于检测仪器的误差、环境质量标准的差别和污染物间相互作用等因素,可能不足以准确、直观地反映炉渣对环境的影响。生态毒性评估能够作为化学分析的补充和证明。为进一步评估炉渣使用过程中可能对环境造成的影响,采用植物毒性试验,以小麦、浮萍作为试验植物,观测其在炉渣浸出液培养下的生长情况。结果表明:炉渣浸出液对小麦种子发芽和幼苗生长,浮萍植物体增殖均有抑制作用,这可能与浸出液中的Cu,Cl^(-)和SO_(4)^(2-)质量浓度较高有关;原生炉渣浸出液对植物的毒害性要强于湿法处理炉渣浸出液。

关键词：炉渣浸出液植物毒性原生炉渣小麦

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LiDAR-Visual SLAM with Integrated Semantic and Texture Information for Enhanced Ecological Monitoring Vehicle Localization

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Computers, Materials & Continua 2025年第1期82卷 1401-1416页

作者： Yiqing Lu Liutao zhao Qiankun zhao Foreign Environmental Cooperation Center Ministry of Ecology and Environment of PRCBeijing100035China Beijing Computing Center Co. Ltd.Beijing Academy of Science and TechnologyBeijing100083China Beijing Guyu Interactive Artificial Intelligence Application Co. Ltd.Beijing100024China

Ecological monitoring vehicles are equipped with a range of sensors and monitoring devices designed to gather data on ecological and environmental *** vehicles are crucial in various fields,including environmental science research,ecological and environmental monitoring projects,disaster response,and emergency management.A key method employed in these vehicles for achieving high-precision positioning is LiDAR(lightlaser detection and ranging)-Visual Simultaneous Localization and Mapping(SLAM).However,maintaining highprecision localization in complex scenarios,such as degraded environments or when dynamic objects are present,remains a significant *** address this issue,we integrate both semantic and texture information from LiDAR and cameras to enhance the robustness and efficiency of data ***,semantic information simplifies the modeling of scene elements,reducing the reliance on dense point clouds,which can be less ***,visual texture information complements LiDAR-Visual localization by providing additional contextual *** incorporating semantic and texture details frompaired images and point clouds,we significantly improve the quality of data association,thereby increasing the success rate of *** approach not only enhances the operational capabilities of ecological monitoring vehicles in complex environments but also contributes to improving the overall efficiency and effectiveness of ecological monitoring and environmental protection efforts.

关键词： LiDAR-Visual simultaneous localization and mapping integrated semantic texture information

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生活垃圾焚烧炉渣湿法处理前后化学特性表征

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环境污染与防治 2020年第7期42卷 858-863页

作者：徐斌赵玲芹胡艳军何昌轩王琳洁上海市市政规划设计研究院有限公司上海200040 浙江工业大学能源与动力工程研究所浙江杭州310024

选取4个地区(编号为C、X、N、J)生活垃圾焚烧炉渣及其湿法处理后炉渣(分别称为原生炉渣及集料),针对元素成分、氧化物组分及重金属与溶盐的毒性浸出特性等开展实验分析。结果表明:(1)与原生炉渣对比,集料的化学元素含量变化较大,主要元... 详细信息

选取4个地区(编号为C、X、N、J)生活垃圾焚烧炉渣及其湿法处理后炉渣(分别称为原生炉渣及集料),针对元素成分、氧化物组分及重金属与溶盐的毒性浸出特性等开展实验分析。结果表明:(1)与原生炉渣对比,集料的化学元素含量变化较大,主要元素Si、Al、C含量均不同程度增加,而Cl、Fe及重金属Zn、Pb、Cr、Cu等含量基本降低;集料中SiO2和Al2O3均明显增加。(2)除C原生炉渣浸出液中Ni(7.62mg/L)严重超标外,其他3种原生炉渣浸出液中Pb、Cu、Ni浸出浓度均低于《危险废物鉴别标准浸出毒性鉴别》(GB 5085.3-2007)中浸出毒性鉴别标准值。与原生炉渣相比,除N集料外,其余集料浸出液中3种重金属(Pb、Cu、Ni)含量基本下降,特别是C集料浸出液中Ni浸出质量浓度下降到低于检测限;集料浸出液中Cl-和SO24-浸出浓度均下降,Cl-浸出质量浓度在C集料浸出液中下降最多,约下降72%,SO24-浸出质量浓度在J集料浸出液中下降最多,约下降86%。

关键词：生活垃圾焚烧炉渣集料湿法重金属溶盐

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