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Two stages power generation test of the hot dry rock exploration and production demonstration project in the Gonghe Basin,northeastern Qinghai-Tibet plateau,China

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China Geology 2024年第3期7卷 409-421页

作者： Er-yong Zhang Dong-guang Wen gui-ling wang Xian-peng Jin Lin-you Zhang Hai-dong Wu Wen-shi wang Cheng-ming Ye Wei Weng Kuan Li Jin-sheng Wu Xian-chun Tang Chong-yuan Zhang Qing-da Feng Sheng Lian Li-sha Hu gui-lin Zhu Xing-long Xie Bin Wu Dan wang Xue Niu Zhao-xuan Niu Dong-lin Liu Hui Zhang Wen-hao Xu Shu-qing Yao Li Yang Center for Hydrogeology and Environmental Geology Survey China Geological SurveyMinistry of Natural ResourcesTianjin 300304China Institute of Hydrogeology and Environmental Geology Chinese Academy of Geological SciencesChina Geological SurveyShijiazhuang 050061China Institute of Exploration Techniques Chinese Academy of Geological SciencesChina Geological SurveyLangfang 065000China Institute of Exploration Engineering China Geological SurveyMinistry of Natural ResourcesBeijing 100083China Institute of Exploration Technology Chinese Academy of Geological SciencesChengdu 611734China Chinese Academy of Geological Sciences China Geological SurveyBeijing 100037China Institute of Geomechanics Chinese Academy of Geological SciencesChina Geological SurveyBeijing 100081China Geoscience Documentation Center China Geological SurveyMinistry of Natural ResourcesBeijing 100083China

The Hot Dry Rock(HDR)is considered as a clean and renewable energy,poised to significantly contribute to the global energy decarbonization *** HDR projects worldwide have accumulated valuable experience in efficient drilling and completion,reservoir construction,and fracture *** 2019,China Geological Survey(CGS)initiated a demonstration project of HDR exploration and production in the Gonghe Basin,aiming to overcome the setbacks faced by HDR *** the ensuing four years,the Gonghe HDR project achieved the first power generation in 2021,followed by the second power generation test in *** establishing the primary well group in the initial phase,two directional wells and one branch well were *** progress was made in successfully constructing the targeted reservoir,realizing inter-well connectivity,power generation and grid connection,implementing of the real-time micro-seismic monitoring.A closed-loop technical validation of the HDR exploration and production was ***,many technical challenges remain in the process of HDR industrialization,such as reservoir fracture network characterization,efficient drilling and completion,multiple fracturing treatment,continuous injection and production,as well as mitigation of induced seismicity and numerical simulation technology.

关键词： Power generation Hot dry rock(HDR) Enhanced geothermal system(EGS) Genesis mechanism Gonghe Basin Directional drilling Reservoir construction Circulation test Induced seismicity Clean energy exploration engineering

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Synthesis of Coumarin-functionalized Calix[4]arene and Selective Recognition for L-Tryptophan

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Chinese Chemical Letters 2006年第5期17卷 575-577页

作者： Jian Quan LU Li ZHANG Ting Quan SUN gui Xiang wang ling Yan WU Hubei Key Laboratory of Bioanalytical Technique Hubei Normal University Huangshi 435002

5,11,17,23-Tetra-tert-butyl-25, 27-bis（7＇-methoxycoumarin-3＇-methyloxy）-26, 28-dihydroxycalix[4]arene was synthesized and characterized. The derivative could recognize L-tryptophan with a 1：1 complexing ratio and an apparent equilibrium constant of 111 L mol^-1 in DMF acetonitrile as solvent by UV-visible and fluorescent spectrophotometry.

关键词： Calixarene synthesis recognition L-tryptophan.

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The status quo and prospect of geothermal resources exploration and development in Beijing-Tianjin-Hebei region in China

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China Geology 2020年第1期3卷 173-181页

作者： gui-ling wang Wan-li wang Wei Zhang Feng Ma Feng Liu Hydrogeology and Environmental Geology Chinese Academy of Geological SciencesShijiazhuang 050000China

The Beijing-Tianjin-Hebei region boasts rich geothermal resources and new achievements have been made in the exploration and development of geothermal resources in this region based on previous regional *** detail,geothermal reservoirs of Gaoyuzhuang Formation of Jixian System and Changcheng System in Xiongan New Area have been recently discovered,opening up the second space of geothermal resources;the calculation method of the recoverable resources of geothermal fluid with reinjection being considered has been improved in Beijing-Tianjin-Hebei region,and uniform comprehensive assessment of shallow geothermal energy,hydrothermal geothermal resources,and hot dry rocks(HDR)geothermal resources in the whole Beijing-Tianjin-Shijiazhuang region has been *** scientific research base for cascade development and utilization of geothermal resources in Beijing-Tianjin-Hebei region has applied hydraulic fracturing technology to the geothermal reservoirs in Gaoyuzhuang *** a result,the production capacity doubled and two-stage cascade utilization composed of geothermal power generation and geothermal heating were realized,with the first-phase installed capacity of 280 kW and the geothermal heating is 30000 *** this way,a model of the exploration,development,and utilization of geothermal resources ***-scale utilization has become the future trend of geothermal resource development in Beijing-Tianjin-Hebei region,and great efforts shall be made to achieve breakthroughs in reinjection technology,geothermal reservoir reconstruction technology,thermoelectric technology and underground heat exchange technology.

关键词： Geothermal resources The second space of geothermal reservoirs Hydraulic fracturing Integrated utilization Hydrogeology survey engineering Beijing-Tianjin-Hebei region China

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Molten salt synthesis and supercapacitor properties of oxygen-vacancy LaMnO3-δ

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Journal of Energy Chemistry 2020年第4期29卷 173-181页

作者： Ya-Li Song Zi-Chang wang Yong-De Yan Mi-Lin Zhang gui-ling wang Tai-Qi Yin Yun Xue Fan Gao Min Qiu Key Laboratory of Superlight Materials and Surface Technology Ministry of EducationCollege of Materials Science and Chemical EngineeringHarbinEngineering UniversityHarbin 150001HeilongjiangChina College of Science Heihe UniversityHeihe 164300HeilongjiangChina

Due to the unique structure of perovskite materials,their capacitance can be improved by introducing oxygen *** this paper,the LaMnO3-δ material containing oxygen vacancy was synthesized by molten salt method in KNO3-NaNO3-NaNO2 *** La-Mn-O crystal grows gradually in molten salt with the increase of *** was confirmed that LaMnO3-δ with perovskite structure and incomplete oxygen content were synthesized by molten salt method and presented a three-dimensional ***3-δ stores energy by redox reaction and adsorption of OH-in electrolyte *** comparison with the stoichiometric LaMnO3 prepared by the sol-gel method,LaMnO3-δ prepared by molten salt method proffered higher capacitance and better *** galvanostatic charge-discharge curve showed specific capacitance of 973.5 F/g under current density of 1 A/g in 6 M *** capacitance of LaMn03-δ was 82.7%under condition of 5 A/g compared with the capacitance at the current of 1A/g,and the specific capacitances of 648.0 and 310.0 F/g were obtained after 2000 and 5000 cycles of galvanostatic charging-discharging,*** salt synthesis method is relatively simple and suitable for industrial scale,presenting a promising prospect in the synthesis of perovskite oxide materials.

关键词： LaMnO3-δ Perovskite oxide KNO3-NaNO3-NaNO2 melt Supercapacitor Molten salt synthesis

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Synthesis of micrometer SrAl_2Si_2O_8:Eu,Dy blue phosphor powders via sol-gel process

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功能材料与器件学报 2008年第1期14卷 197-200页

作者： PAN Wen NING gui-ling LIN Yuan wang Jing State Key Laboratory of Fine Chemicals Dalian University of Technology Dalian 116012 China

In this paper,we report on long-persistence white phosphor SrAl2Si2O8:Eu2+,Dy3+ synthesized by the sol-gel *** luminescent materials prepared by the sol-gel method have many advantages,such as uniform composition,high purity,fine grains and low synthesis *** found that SrAl2Si2O8:Eu2+,Dy3+ phosphor prepared by the sol-gel method can provide more luminescent intensity and better afterglow characteristic compared with the same phosphor prepared by solid-state ***,the particle size and shape of phosphors should be optimized to obtain the maximum quantum efficiency through energy *** microstructure of the phosphor consisted of regular fine grains with an average size of about 0.5-1 μ*** 356 nm light excitation,the broadband emission of the phosphor continues from 350 to 650 nm and the emission peak is at about 414 nm,which can be viewed as the typical emission of Eu2+ ascribed to the 4f→5d transitions.

关键词：蓝色磷光粉凝胶-溶胶法合成发光特性铕镝铝硅酸锶

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Recovery and separation of rare earth elements by molten salt electrolysis

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International Journal of Minerals,Metallurgy and Materials 2021年第6期28卷 899-914页

作者： Tai-qi Yin Yun Xue Yong-de Yan Zhen-chao Ma Fu-qiu Ma Mi-lin Zhang gui-ling wang Min Qiu Yantai Research Institute&Graduate School Harbin Engineering UniversityYantai 264006China College of Science Heihe UniversityHeihe 164300China Zhongkexin Engineering Consulting(Beijing)Co. LtdBeijing 100039China

With the increasing demand of rare earth metals in functional materials,recovery of rare earth elements(REEs)from secondary resources has become important for the green economy *** salt electrolysis has the advantages of low water consumption and low hazardous waste during REE *** review systematically summarizes the separation and electroextraction of REEs on various reactive electrodes in different molten *** also highlights the relationship between the formed alloy phases and electrodeposition parameters,including applied potential,current,and ion ***,the feasibility of using LiF–NaF–KF electrolyte to recover REEs is evaluated through thermodynamic *** related to REE separation/recovery the choice of electrolyte are discussed in detail to realize the low-energy and high current efficiency of practical applications.

关键词： rare earth element molten salt reactive electrode electrochemical separation

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Electrochemical behavior and underpotential deposition of Sm on reactive electrodes(Al,Ni,Cu and Zn)in a LiCl-KCl melt

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International Journal of Minerals,Metallurgy and Materials 2020年第12期27卷 1657-1665页

作者： Tai-qi Yin Lang Chen Yun Xue Yang-hai Zheng Xue-peng wang Yong-de Yan Mi-lin Zhang gui-ling wang Fan Gao Min Qiu College of Materials Science and Chemical Engineering Harbin Engineering UniversityHarbin 150001China College of Science Heihe universityHeihe 164300China Geely Automobile Research Institute Ningbo 315336China

Sm extraction from a LiCl-KCl melt was carried out by forming alloys on various electrodes,including Al,Ni,Cu,and liquid Zn,and the electrochemical behaviors of the resultant metal products were investigated using different electrochemical *** Sm metal deposition via the conventional two-step reaction process was not noted on the inert electrode,underpotential deposition was observed on the reactive electrodes because of the latter's depolarization *** depolarization effects of the reactive electrodes on Sm showed the order Zn>Al>Ni>***-M(M=Al,Ni,Cu,Zn)alloys were deposited by galvanostatic and potentiostatic *** products were fully characterized by X-ray diffractometry(XRD)and scanning electron microscopy(SEM)-energy dispersive spectrometry(EDS),and the stability of the obtained M-rich compounds was ***,the relationship between the electrode potential and type of Sm-M intermetallic compounds formed was assessed on the basis of the observed electrochemical properties and electrodeposits.

关键词： electrodeposits depolarization effect reactive electrodes samarium alloys

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Indication of hydrogen and oxygen stable isotopes on the characteristics and circulation patterns of medium-low temperature geothermal resources in the Guanzhong Basin,China

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Journal of Groundwater Science and Engineering 2022年第1期10卷 70-86页

作者： Feng Ma gui-ling wang Hong-li Sun Zhan-xue Sun The Institute of Hydrogeology and Environmental Geology Chinese Academy of Geological SciencesShijiazhuang 050061China Technology Innovation Center for Geothermal&Hot Dry Rock Exploration and Development Minstry of Natural ResourcesShijiazhuang 050061China School of Water Resources&Environmental Engineering East China University of TechnologyNanchang 330000China

Guanzhong Basin is a typical medium-low temperature geothermal field mainly controlled by geo-pressure in the west of *** characteristics of hydrogen and oxygen isotopes were used to analyze the flow and storage modes of geothermal resources in the *** this paper,the basin was divided into six geotectonic units,where a total of 121 samples were collected from geothermal wells and surface water bodies for the analysis of hydrogen-oxygen *** results show that the isotopic signatures of hydrogen and oxygen throughout Guanzhong Basin reveal a trend of gradual increase from the basin edge areas to the basin *** terms of recharge systems,the area in the south edge belongs to the geothermal system of Qinling Mountain piedmont,while to the north of Weihe fault is the geothermal system of North mountain piedmont,where the atmospheric temperature is about 0.2℃-1.8℃in the recharge *** main factors that affect the geothermal waterδ18O drifting include the depth of geothermal reservoir and temperature of geothermal reservoir,lithological characteristics,water-rock interaction,geothermal reservoir environment and residence ***δ18O-δD relation shows that the main source is the meteoric water,together with some sedimentary water,but there are no deep magmatic water and mantle water which recharge the geothermal water in the *** examining the distribution pattern of hydrogen-oxygen isotopic signatures,the groundwater circulation model of this basin can be divided into open circulation type,semi-open type,closed type and sedimentary *** provides some important information for rational exploitation of the geothermal resources.

关键词： Guanzhong Basin Hydrogen-oxygen isotopes Storage characteristics Circulation model

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Evaluation of shallow geothermal energy resources in the Beijing-Tianjin- Hebei Plain based on land use

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Journal of Groundwater Science and Engineering 2021年第2期9卷 129-139页

作者： Ruo-xi Yuan gui-ling wang Feng Liu Wei Zhang Wan-li wang Sheng-wei Cao Institute of Hydrogeology and Environmental Geology Chinese Academy of Geological SciencesShijiazhuang 050061China Technology Innovation Center for Geothermal&Hot Dry Rock Exploration and Development Ministry of Natural ResourcesShijiazhuang 050061China

To discover the characteristics,distribution and potential of shallow geothermal energy in the Beijing-Tianjin-Hebei Plain *** paper,based on a large amount of data collection and field investigations,evaluateed the shallow-layer geothermal energy in the study area through the analytic hierarchy process and comprehensive index *** on suitability zoning results superimposed with 1:100000 land use data,the study area is divided into encouraged,controlled,restricted and prospective mining areas regarding the development of shallow geothermal energy,and the economic availability of shallow geothermal energy in the encouraged and controlled areas are *** results show that the shallow geothermal energy in the Beijing-Tianjin-Hebei Plain can meet the heating and cooling demand of 6×10^(8) m2 of buildings,equivalent to 1.15×10^(7) t of standard coal,thus reducing carbon dioxide emissions by 2.73×10^(7) t and reducing sulfur dioxide emissions by 1.95×10^(5) *** to the development and utilization mode,the energy demand level and the Beijing-Tianjin-Hebei coordinated development plan,the development and utilization of geothermal resources in the plain area has two types:Urban concentrated mining areas and rural scattered mining *** scale and level of intensive utilization of regional geothermal resources are of great significance.

关键词： Beijing-tianjin-hebei plain Shallow geothermal energy resources Land use Suitability evaluation

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Overview on hydrothermal and hot dry rock researches in China

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China Geology 2018年第2期1卷 273-285页

作者： gui-ling wang Wei Zhang Feng Ma Wen-jing Lin Ji-yun Liang Xi Zhu The Institute of Hydrogeology and Environmental Geology CA GSShijiazhuang 050061China School of Water Resources andEnvironment China University of GeosciencesBeijing 100083China

Geothermal energy is a precious resource,which is widely distributed,varied,and *** has entered a period of rapid development of geothermal energy since *** shallow geothermal energy promoting,the depth of hydrothermal geothermal exploration is *** quality of Hot Dry Rock (HDR)and related exploratory technologies are better developed and *** the basis of geothermal development,this paper reviews the geothermal progress during the "12th Five-Year Plan",and summarizes the achievements of hydrothermal geothermal and hot dry rocks from geothermal survey and evaluation ***,the authors predict the development trend of the future geothermal research to benefit geothermal and hot dry rock research.

关键词： Geothermal Hot Dry Rock (HDR) Thermal structure

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