Wenjing Lin

Institute of Hydrogeology and Environmental Geology, Chinese Academy of Geological Sciences · Geothermal Resource Research Department

Compared to the southern Tibetan Plateau, the northern part has been regarded as relatively lacking geothermal resources. However, there is no lack of natural hot springs exposed in beads along large-scale fracture systems, and research on them is currently limited to individual hot springs or geothermal systems. This paper focuses on the Wahongsha...

Compared to the southern Tibetan Plateau, the northern part has been regarded as relatively lacking geothermal resources. However, there is no lack of natural hot springs exposed in beads along large-scale fracture systems, and research on them is currently limited to individual hot springs or geothermal systems. This paper focuses on the Wahongsha...

High heat-producing granite is one of the important intracrustal heat sources, and granite are widely distributed in the southeastern China, which provides the possibility of superficial heat generation and accumulation in the region. Based on the distribution of granite resources in the region, this paper systematically analyzes the radiogenic rad...

The Gonghe Basin is located in the northeast of the Tibetan Plateau and is rich in geothermal resources. In recent years, Hot Dry Rocks have been discovered in the basin, and related studies have suggested that localized melts in the middle and lower crust provide an additional heat source. However, there needs to be more conclusive evidence. In th...

The crustal and mantle heat flow distribution reflects the deep heat sources and the most fundamental geothermal background of a region and provides the most basic constraint on geothermal resources in a certain region. Based on data from Crust 1.0 and other geological data, this study divided the land areas of China into 19 horizontal tectonic zon...

The Jizhong Depression is a typical Mesozoic and Cenozoic fault basin located in the northwestern part of the Bohai Bay Basin that has abundant hydrothermal and geothermal resources and enormous development potential. In this study, hydrochemical and isotopic analyses were conducted on water samples from the southern region of the Jizhong Depressio...

Southeastern China (SE China) is located in the Pacific tectonic domain and has experienced a series of tectono–magmatic activities induced by the subduction of the Paleo–Pacific Plate since the late Mesozoic. The subduction formed a series of NE-NNE oriented faults under the NW-SE regional stress field, along which a number of thermal springs occu...

The goal of carbon peaking and carbon neutrality requires major systemic changes in the energy supply sector. As one of the major non-carbon-based energy sources, geothermal energy is characterized by large reserves, stability, and reliability. This paper summarizes the current situation of geothermal resource endowment and industrial development i...

The study of deep thermal energy convergence and enrichment processes is an important basis for geothermal resource exploration and evaluation. Geothermal Crust - Tectonic Thermal Control Theory is based on geodynamics theory, with the study of tectonic thermal control as the main line, through the theory and method of geotectonics, tectonic geolog...

The study of deep thermal energy convergence and enrichment processes is an important basis for geothermal resource exploration and evaluation. Geothermal Crust-Tectonic Thermal Control Theory is based on geodynamics theory, with the study of tectonic thermal control as the main line, through the theory and method of geotectonics, tectonic geology,...

The thermal condition of the Earth at depth is an important element in the study of deep geodynamics and lithospheric activity, and the lithospheric thermal structure and thermal-rheological structure can well reveal the thermal condition in the lithospheric range. In recent years, drilling activities in Qinghai Gonghe Basin have revealed deep high...

Terrestrial heat flow is an important parameter to characterize the heat transfer from the earth's interior to the surface. The distribution of terrestrial heat flow is the basic work in geothermal research. The data quality of terrestrial heat flow varies greatly and the spatial distribution of heat flow data in China is uneven. The scientific pre...

Estimating deep geothermal reservoir temperatures is an essential mission of geothermal explo-ration and development. The thermal reservoir temperature estimated directly using geother-mometry without comparative analysis is often far from the actual temperature. In this paper, taking the typical geothermal systems in the Xiamen Island–Zhangzhou ar...

The Xiong’an New Area is one of the areas with the richest geothermal resources in the east-central part of China. However, the genesis of the geothermal water in Jixianian carbonate reservoirs in this area is still unclear. This study conducted systematical geochemical and isotopic analyses of the geothermal water in the Jixianian carbonate reserv...

The coal-dominated energy structure in the Beijing-Tianjin-Hebei region has caused serious air pollution and contradicts the construction of a clean, low-carbon, safe and efficient energy system. Substituting geothermal energy for fossil energy such as coal can effectively alleviate this problem. Located in the hinterland of the Beijing-Tianjin-Heb...

A heat source is the basis for Enhanced Geothermal Systems (EGS) and is the most important factor for the site selection for EGS development. In this paper, we analyze regional variation patterns of mantle heat flow, study crustal thermal states, construct models of crustal steady-state temperature fields, and discuss the heat source mechanism of E...

Subducted remnant slabs play an important role in the geodynamics and evolution of the Earth, but their behavior in the mantle is not well understood. Terrestrial heat flow and thermal lithosphere structure provide crucial constraints on lithospheric dynamics. Based on whole‐well steady‐state temperature logs and conductivity measurements of core s...

Hot dry rock (HDR) is an important geothermal resource and the primary direction of future geothermal development. Granite is particularly rich in radiogenic heat-generating elements (e.g., U, Th, and K) and is thus the main target for HDR development worldwide. Southeastern China contains the most abundant granite distribution in the country and a...

Geothermal resources exist in complex and comprehensive geological settings. In the current study, we proposed a CPU/GPU collaborative parallel prestack time migration methodology for geothermal resource exploration. First, seismic geological conditions in Xian County were obtained based on an analysis of drill cores for further seismic evaluation....

Hot dry rock (HDR) is an important geothermal resource and clean energy source that may play an increasingly important role in future energy management. High-temperature HDR resources were recently detected in deep regions of the Gonghe Basin on the northeastern edge of the Tibetan Plateau, which led to a significant breakthrough in HDR resource ex...

The Zhangzhou Basin (ZB) is one of the most important hydrothermal regions in the southeast coast of China, with abundant underground thermal water resources. The hydrothermal region is located within widely scattered acid igneous rocks. Because of the low permeability of granitoids, the geothermal water flow is strongly controlled by fault structu...

This paper analyzed genetic models of the geothermal water with middle low temperature in Huangshadong geothermal field which is one of the most important hydrothermal regions in the southeast coast of China. The flow pattern of geothermal water is replenished by precipitation, heated by circulation, and finally rises to the surface through cracks....

The geothermal zone of southeast China, which is one of the country’s known geothermal zones, contains significant natural geothermal resources. To understand the formation of geothermal resources, a magnetotelluric (MT) investigation with a site spacing of 1–2 km was carried out around the Zhangzhou Basin. The recorded MT data were processed by ro...

Haze in Beijing-Tianjin-Hebei region is relatively heavy; at the same time, this region is rich in geothermal resources. The development of geothermal resources can contribute to the energy structure adjustment and the control of haze in that region. In this paper, based on the analysis of the fracture, strata, terrestrial heat flow and geothermal...

Fault has an important influence on the storage and movement of geothermal water. The Zhangzhou Basin is wholly located in a granodiorite rock mass. Due to the low permeability of granodiorite, faulted structure has an evident control action on the hydrothermal activity of geothermal fields. Hot springs in Zhangzhou Basin crack along Pingtan-Dongsh...

As a significant part of geothermal resources, the hot dry rock (HDR) resources have drawn more and more attentions because it potentially can provide clean, stable, and huge potential of high-temperature geothermal energy. China started research on HDR resources since 1990s, relatively later than advanced countries. Until now, researches on the ge...

China's geothermal resources are widely distributed and characterized by multiple types. They are distributed with obvious patterns and along certain geographies. Based on China's geothermal resources of different types, this paper assesses the potential of shallow geothermal resources, geothermal resources of hydrothermal type and geothermal resou...

Comprehensive knowledge in lithospheric thermal structure and subsurface temperature distribution is indispensable for the research and utilization of geothermal resources. This paper studies the characteristics of heat generation rate and heat conductivity of shallow rocks and deep rocks encompassing Guide Basin by sampling, measuring, data collec...

In order to further study the occurrence state and origin of geothermal resources in Guide basin, the hydrochemistry, hydrogen and oxygen isotope data from the study area are collected to analyze the geochemical properties and evolution of geothermal water and to calculate the geothermal reservoir temperature of high-temperature field. Hydrochemist...

As an important geothermal resource, hot dry rock (HDR) reserves have been studied in many countries. HDR resources in China have huge capacity and have become one of the most important resources for the potential replacement of fossil fuels. However, HDR resources are difficult to develop and utilise. Technologies for use with HDR, such as high-te...

Flood irrigation in the winter has been widely applied in northwest China for several years, but little attention has been paid to the flood irrigation program to date. In order to seek a reasonable irrigation quota, a flood irrigation experiment using two common quotas (1,800 and 1,200 m3ha-1) was conducted in an area irrigated by saline water in...

The geothermal resources in sedimentary basin are affected by many factors because the characteristic of geothermal reservoirs is very complex, so the heat storage capacities are hard to calculate. This paper took Dunhuang Basin as an example to analyze the geological structure, stratigraphic structure and the formation mechanism of geothermal wate...

Study area is located in the Nimu-Naqu high-temperature geothermal belt, within the Middle-North section of the Dangxiong-Yangbajain-Duoqingcuo active tectonic belt. Eleven unexploited geothermal fields are selected for this study, the hydrochemistry, hydrogen and oxygen isotope data, geothermal gases and their isotope data are collected and gather...

The preferential flow plays a vital role on the infiltration of irrigation or rainfall. The objective of this study was to quantify preferential flow in the processing of irrigation infiltration in the field scale. Tests of different initial soil water contents and irrigation intensities were conducted using Brilliant Blue FCF (C.I.42090) dye trace...

Through the researches on the hydro-geochemical characteristics of the thermal water in the Gulu high-temperature geothermal system, this paper studies the genetic model of the system. The result shows that the thermal water of the study area is neuter and leaning alkalinity water with high TDS and belongs to CI · HCO3-Na type and HCO3 · CI-Na type...

Based on the study of the deuterium excess (d-excess) parameter in thermal water, this paper investigates its indicative significance in the geothermal field exploration and development. 11 undeveloped and used geothermal fields in the Nimu-Naqu area of Tibet are chosen, taking Jidaguo, Ningzhong, Gulu and Yuzhai as primary geothermal fields to stu...

Preferential flow is a main type of soil water movement in the structured soil. Although previous researches have made a great progress in preferential flow, how to compare the level of preferential flow based on the dyed pattern of soil profile by dyeing tracers is not reported yet. Therefore, in this paper, the Brilliant Blue FCF (C.I. 42090) dye...

For the sake of accurately revealing the water-heat movement of the full-section soil, the in-situ monitoring on the soil water-heat regime of the deep vadose zone in 2011-2012 at Taihang Mountain was carried out by virtue of the calibrated TDR100 system. Results indicate that in the deep vadose zone, 1) the water-heat transport was a kind of relat...

Based on expounding the characteristics of geothermal resources in China and taking into account the existence of different types of geothermal resources in China, the authors adopted different calculation methods to conduct the potential assessment of shallow geothermal resources, conductive geothermal resources, convective geothermal resources an...

Transport properties were widely obtained from breakthrough curves (BTC) of distributed or undistributed soil columns. In previous studies, the single porosity model was mainly chosen to simulate the solute transport in a distributed soil. In fact, it is difficult to get a completely unique porosity soil system. Therefore, a comparison of single po...

Low permeability fractured rock is the best choice for the construction of water sealed underground oil tank. Three-dimensional fracture network simulation is an effective technical means of clarifying the essence of fracture distribution characteristics and seepage of fracture water rules for the underground project. The latest software discrete f...

Solve the problem of study area of agricultural water is the key task for relieving fresh water resource lacking, and straw mulch is the main measure for agronomic water saving in mainland of China, the thesis researches the movement evolution law of soil water in condition of straw mulch on the basis of compared analysis the soil water testing dat...

Shallow geothermal energy is one of energies which are economic and clean. The paper shows that about 7.0xlO Il kWh could be used for heating and cooling each year, evaluated by reservoir assessment method in 31 provinces, municipalities and autonomous regions of China. According the energy conservation principle, the whole shallow geothermal energ...

The particular flood recessional ecosystem in Poyang Lake provides young and high quality grasses in late autumn and wintertime, and attracts millions of migratory birds to over winter. Grasslands along the lakes within Poyang Lake National Nature Reserve (NNR) have a remarkable phenology. So far, little attention has been paid to this dynamics of...

Evapotranspiration is one of the most significant components of the hydrologic budget. Satellite sensors that observe the earth from the space give a possibility to estimate evapotranspiration at a big scale. In this paper, Surface Energy Balance System (SEBS) has been utilized to estimate the surface fluxes over Hebei Plain in Northeastern China b...

Evapotranspiration is one of the most significant components of the hydrologic budget. Satellite sensors that observe the earth from the space give a possibility to estimate evapotranspiration at a big scale. In this paper, Surface Energy Balance System (SEBS) has been utilized to estimate the surface fluxes over Hebei Plain in Northeastern China b...

The objective of the Dragon Drought monitoring and prediction project was to develop the understanding for an operational system for nation wide drought monitoring and drought impact assessment for application in agriculture and hydrology in China using ESA and other relevant satellite data as major data source in combination with other data source...

Evapotranspiration is one of the most significant components of the hydrologic budget. Satellite sensors that observe the earth from the space give a possibility to estimate evapotranspiration at a big scale. In this paper, Surface Energy Balance System (SEBS) has been utilized to estimate the surface fluxes over Hebei Plain in Northeastern China b...

The effect of implementing the water saving agriculture on groundwater in Luan County, Heibei Province, China, is numerically modeled by using software FEFLOW and finite difference method. The groundwater table variations in 10 years with and without adopting the comprehensive water saving measures are calculated. The result shows that the dropping...

Geothermal reservoir is a precious and cleanly source of energy. A certain relationship exists between the geothermal activity and the tectonic. With the energy exploration in China gradually shifting to the west, abundant low-medium temperature geothermal resources have been found in the Ordos Basin, especially in the rift basins in the periphery...

The geological features of the geothermal resources in China have been analyzed firstly. The geothermal resources were then characterized of different categories such as shallow, sedimentary basins, apophysis mountains, and hot dry rocks (potentially for enhanced geothermal systems, EGS). The potential geothermal resources of different types in Chi...