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能源“金三角”煤炭现代开采水资源及地表生态保护技术

顾大钊

《中国工程科学》 2013年 第15卷 第4期   页码 102-107

摘要:

晋陕蒙宁甘地区是我国的能源“金三角”。该地区煤炭储量和产量均占我国的三分之二左右,已成为我国煤炭开发的主战场,但该地区水资源仅占全国的3.9 %。针对该地区煤炭现代开采与水资源短缺和生态脆弱的矛盾,以神东矿区现代煤炭开采为工程依托,创新研究方法,揭示了该地区现代开采水资源的运移规律和地表生态“自修复”规律,首次开发了煤矿分布式地下水库技术和应用“自修复”规律的地表生态主动性减损及修复技术,建立了示范工程,为煤炭开采水资源和地表生态保护探索了一条新的技术途径。

关键词: 能源“金三角”     煤炭现代开采     水资源及地表生态     保护技术    

煤炭资源型城市矿山遗址旅游开发潜力测度与开发模式选择

汪秋菊,周佳丽,彭苏萍

《中国工程科学》 2020年 第22卷 第6期   页码 158-166 doi: 10.15302/J-SSCAE-2020.06.021

摘要:

旅游开发是关闭煤矿经济转型的重要渠道之一,煤炭资源型城市矿山遗址旅游开发的适宜性与开发模式取决于其所具有的旅游开发潜力,测度矿山遗址旅游开发潜力、识别开发类型已成为旅游开发领域亟待研究的课题。本文从矿山旅游资源、矿山开发条件、城市开发环境 3 个维度着手,构建了矿山遗址旅游开发潜力测度模型,完成了我国煤炭资源型城市矿山遗址的旅游开发潜力实证研究。结果表明:煤炭资源型城市矿山遗址的旅游开发潜力存在明显的差异性,综合潜力排名前十位的城市为:徐州、邯郸、枣庄、邢台、焦作、张家口、大同、淮南、平顶山、抚顺;开发潜力空间格局呈现“两核、三中心”集聚特征。为此建议,煤炭资源型城市应根据资源价值、开发潜力及其空间格局的不同,选择相应的开发模式;适时编制矿山遗址旅游开发规划,探索构建“政府主导、多方合作”的矿山遗址旅游开发新机制,支持矿山遗址向旅游功能的转型升级。

关键词: 煤炭资源型城市     工业遗产     旅游开发     潜力测度     开发模式    

构建煤炭资源强国的战略路径与对策研究

张博,彭苏萍,王佟,宋梅

《中国工程科学》 2019年 第21卷 第1期   页码 88-96 doi: 10.15302/J-SSCAE-2019.01.013

摘要:

煤炭是我国的优势矿产资源,在能源结构中具有基础性地位。作为全球煤炭资源开发利用大国,新形势下我国建设煤炭资源强国的重要性日益凸显。本文在界定煤炭资源强国概念与内涵的基础上,辨识了煤炭资源强国的主体要素特征,并从绿色煤炭资源、工程技术、人才教育、企业经济、“一带一路”等要素层面,全面评价了我国实现煤炭资源强国的差距,进而明确了构建煤炭资源强国的战略目标与路径,最终提出了相应的政策建议。研究发现,我国已经具备建设煤炭资源强国的基础,但在煤炭资源勘探开发与转化利用相关的技术、产业、市场等方面仍存在诸多问题。实现煤炭资源强国,亟待强化绿色煤炭资源基础、工程科技创新能力、企业发展与市场环境建设以及人才与制度保障,系统提升煤炭工业的全球竞争力。

关键词: 煤炭资源     强国     可持续发展     能源战略    

我国煤炭资源“井”字形分布特征与可持续发展战略

彭苏萍,张博,王佟

《中国工程科学》 2015年 第17卷 第9期   页码 29-35

摘要:

煤炭是我国的主体能源,科学地认识煤炭资源现状,需要对煤炭资源分布格局与赋存特征有系统的区划辨识,进而制订相应的可持续发展战略。研究发现,我国煤炭资源分布受东西向展布的天山—阴山、昆仑山—秦岭—大别山两条纬向构造带和南北向展布的大兴安岭—太行山—雪峰山、贺兰山—六盘山—龙门山两条经向构造带控制,呈“两横”和“两纵”相区隔的“井”字形分布特征。“井”字形区划格局不仅辨识了含煤盆地和煤炭资源的聚集与分布特征,还与区域自然地理、生态环境以及社会经济发展水平等要素直接关联。“井”字形区划格局下,中部晋陕蒙(西)宁区和蒙东区以及西部北疆区煤炭资源富集,勘探开发潜力巨大,而东部除黄淮海区少数省市以外,可供开发的煤炭资源面临枯竭。本文在系统分析我国煤炭资源发展面临的形势和问题的基础上,从攸关能源安全、生态安全和社会经济发展的角度,提出了实现我国煤炭资源可持续发展的战略思路、目标、重点实施路径以及相应的保障措施。

关键词: 煤炭资源;“井”字形分布;东部资源保护;可持续发展战略    

Theoretical and technological exploration of deep

Heping XIE, Yang JU, Shihua REN, Feng GAO, Jianzhong LIU, Yan ZHU

《能源前沿(英文)》 2019年 第13卷 第4期   页码 603-611 doi: 10.1007/s11708-019-0643-x

摘要: Mining industries worldwide have inevitably resorted to exploiting resources from the deep underground. However, traditional mining methods can cause various problems, e.g., considerable mining difficulty, environmental degradations, and frequent disastrous accidents. To exploit deep resources in the future, the concept of mining must be reconsidered and innovative new theories, methods, and technologies must be applied. To effectively acquire coal resources deeper than 2000 m, new theoretical and technological concepts about deep fluidized mining are required. The limits of mining depth need to be broken to acquire deep-coal resources in an environmentally friendly, safe, and efficient manner. This is characterized by ‘There are no coal on the ground and no men in the coal mine’. First, this paper systematically explains deep fluidized coal mining. Then, it presents a new theoretical concept, including the theories of mining-induced rock mechanics, three-field visualization, multi-physics coupling for transformation, and mining, transformation and transport. It also presents key technological concepts, including those of intelligent, unmanned, and fluidized mining. Finally, this paper presents a strategic roadmap for deep fluidized coal mining. In summary, this paper develops new theoretical and technological systems for accomplishing groundbreaking innovations in mining technologies of coal resources in the deep underground.

关键词: coal resource     deep in situ     fluidized mining     theoretical system     key technologies     strategic roadmap    

中国煤炭清洁高效可持续开发利用的战略思考

“能源领域咨询研究”综合组

《中国工程科学》 2015年 第17卷 第9期   页码 1-5

摘要:

为全面提高煤炭可持续发展能力,实现煤炭开发利用与社会、经济、资源、环境协调发展,2011年中国工程院组织开展“中国煤炭清洁高效可持续开发利用战略研究”重大咨询项目,从煤炭资源、开采、提质、输运、燃烧、发电、多联产、转化、节能、减排的全产业链进行研究。研究论述了煤炭的战略地位与作用,总结分析了煤炭大规模开发利用带来的安全、生态、温室气体排放等一系列严峻问题,提出了我国煤炭清洁高效可持续开发利用战略的思路和目标。明确了我国煤炭“科学开发、全面提质、先进发电、转化升级、输配优化、节能减排、科技创新”的战略举措,为我国研究制订煤炭和能源相关规划和政策提供了科学支撑。

关键词: 资源禀赋;可持续发展;能源安全;科学产能;洁配度;节能减排;战略举措    

新一代煤化工和洁净煤技术利用现状分析与对策建议

谢克昌

《中国工程科学》 2003年 第5卷 第6期   页码 15-24

摘要:

在论述煤炭的战略地位、利用现状和分析新一代煤化工技术与洁净煤技术利用现状的基础上,以科学规划所应遵循的原则,结合作者的科研实践,提出了我国发展新一代煤化工和洁净煤利用技术的建议。

关键词: 煤化工     洁净煤技术     对策    

Use of float consumption rate in resource leveling of construction projects

Atilla DAMCI, Gul POLAT, Firat Dogu AKIN, Harun TURKOGLU

《工程管理前沿(英文)》 2022年 第9卷 第1期   页码 135-147 doi: 10.1007/s42524-020-0118-0

摘要: The management of resources has been claimed to be as important as scheduling methods. Inefficiency in managing resources may bring about severe delays and cost overruns caused by resource shortages in some cases and/or idle resources in others. Therefore, resources should be utilized efficiently to prevent project failures. Resource leveling is one of the approaches that are used for the management of resources. It aims to minimize fluctuations, peaks, and valleys in resource utilization without changing the completion time of a project and the number of resources required. Although the main principle behind traditional resource leveling is achieving an even flow of resources while the original project duration remains unchanged, the literature supports the need to develop an efficient model that discriminates among the activities that are selected for participation in resource leveling. For this purpose, this study has developed a model that considers the float consumption rates of activities in resource leveling. The float consumption rate is the percentage that is set to determine the maximum amount of float which will be consumed to shift the start time of the activity. The proposed model allows a scheduler to assign float consumption rates to each activity that can be used during the resource leveling procedure. When the required information is inputted, the proposed model automatically changes the required daily resources as it shifts the noncritical activities along their available total float times. The proposed model is expected to minimize the likelihood of severe delays and cost overruns. The model is demonstrated by constructing a network and its resource utilization histograms.

关键词: resource management     resource leveling     float consumption rate     scheduling    

Management and Practice of Large-Scale Modern Coal Enterprises

An Wang

《工程管理前沿(英文)》 2014年 第1卷 第1期   页码 13-17 doi: 10.15302/J-FEM-2014004

摘要: As the coal-dominated energy structure will remain unchanged in the short term, the sustainable development of the coal industry is still serving as one of the foundations for the sound development of the national economy. The construction of modernized mines based on "four orientations", that is, orientations of scale production, modern technology and equipment, informationized management and professional working team, has been rapidly enhancing its development in the recent decade. However, in the next decade or an even longer period, the industry, with the energy centre shifting to the West of China, will be exposed to new options and development in the layout, structure, model, technology, etc.

关键词: coal industry     sustainable development     the four-orientation model    

Managing Innovation: Accelerating the Development of Clean Coal Technology

Ya-juan Sun,Guo-qing Wang,Yan Wang,Ning Zhang,Zhen-qi Zhu

《工程管理前沿(英文)》 2015年 第2卷 第1期   页码 86-92 doi: 10.15302/J-FEM-2015013

摘要: Coal gasification technology concerns the clean, efficient utilization of coal, providing a core solution to address its negative environmental image and impact. Presently, China is pursuing the development of coal gasification technology despite industry setbacks, limited progress and elusive solutions due to limited specialty materials, technological shortfalls and intellectual expertise. The most prominent challenges to overcome include unbalanced research and project scale development issues followed by an excessive emphasis on equipment manufacturing rather than responsible management practices. The ENN Group explored these industry shortcomings to develop a comprehensive management philosophy that is specifically tailored to overcome these fundamental hurdles. Such innovative solutions include the Centralized Innovation Camp, TRIZ (Theory of Inventive Problem Solving) training, Extensive Alliance Network and enhanced process management, focusing upon engineering, quality assurance and process efficiency with the overall objective of industrial scale application. As a result, ENN’s Clean Coal Technologies include: Coal Hydro-gasification, Supercritical Coal Gasification, Catalytic Coal Gasification and Underground Coal Gasification, having successfully completed all pilot plant testing requirements and the construction of demonstration commercial units.

关键词: coal technology     coal gasification     innovation     management     clean     ENN    

On the fouling mechanism of polysulfone ultrafiltration membrane in the treatment of coal gasification

Xue Zou,Jin Li

《化学科学与工程前沿(英文)》 2016年 第10卷 第4期   页码 490-498 doi: 10.1007/s11705-016-1600-4

摘要: Membrane fouling has been investigated by using a polysulfone ultrafiltration membrane with the molecular weight cutoff of 20 kDa to treat crushed coal pressurized gasification wastewater. Under the conditions of different feed pressures, the permeate flux declines and rejection coefficients of pollutants referring to three parameters (total organic carbon (TOC), chroma and turbidity) were studied. The membrane fouling mechanism was simulated with three classical membrane fouling models. The membrane image and pollutants were analyzed by scanning electron microscopy and gas chromatography-mass spectrography (GC-MS). The results indicate that the permeate flux decreases with volume reduction factor before reaching a constant value. The rejection coefficients were also measured: = 70.5%, = 84.9% and = 91%. Further analysis shows that the higher the feed pressure is, the sooner the permeate flux reaches constant value and the more sharply the permeate flux declines. Constant flux indicates a nonlinear growth with feed pressure ( ): when equals 1.2 bar, the mark for the critical flux, slight membrane fouling occurs; when exceeds 1.2 bar, cake layer pollution aggravates. Also the rejection coefficients of global pollutant increases slightly with , suggesting the possibility of cake compression when exceeds 1.2 bar. Through regression analysis, the fouling of polysulfone ultrafiltration membrane could be fitted very well by cake filtration model. The membrane pollutants were identified as phthalate esters and long-chain alkenes by GC-MS, and a certain amount of inorganic pollutants by X-ray photoelectron spectroscopy.

关键词: membrane fouling     ultrafiltration membrane     coal gasification wastewater     rejection coefficient    

A review on co-pyrolysis of coal and oil shale to produce coke

Xiangchun Liu, Ping Cui, Qiang Ling, Zhigang Zhao, Ruilun Xie

《化学科学与工程前沿(英文)》 2020年 第14卷 第4期   页码 504-512 doi: 10.1007/s11705-019-1850-z

摘要: It has become the top priority for coking industry to rationally use and enlarge coking coal resources because of the shortage of the resources. This review focuses on the potential utilization of oil shale (OS) as a feedstock for coal-blending coking, in which the initial and basic step is pyrolysis. However, OS has a high ash content. If such OS is directly used for coal-blending coking, the coke product will not meet market demand. Therefore, this review firstly summarizes separation and beneficiation techniques for organic matter in OS, and provides an overview on coal and OS pyrolysis through several viewpoints (e.g., pyrolysis process, phenomena, and products). Then the exploratory studies on co-pyrolysis of coal with OS, including co-pyrolysis phenomena and process mechanism, are discussed. Finally, co-pyrolysis of different ranks of coals with OS in terms of coal-blending coking, where further research deserves to be performed, is suggested.

关键词: coal     oil shale     co-pyrolysis     coal blending coking     coke    

Technology Development and Engineering Practice for Protection and Utilization of Water Resources in Coal

Da-zhao Gu

《工程管理前沿(英文)》 2016年 第3卷 第1期   页码 59-66 doi: 10.15302/J-FEM-2016010

摘要: Shanxi, Shaanxi, Inner Mongolia, Ningxia, and Gansu (hereafter generally referred as “the Western Area”) are major coal-producing areas in China due to rich coal resources and good mining conditions. However, the Western Area has a serious water shortage. The surface evaporation is huge and a great amount of mine water generated in coal mining is evaporated and lost after discharging to surface. In order to protect and utilize the water resources during large-scale coal mining in the Western Area, Shenhua Group has put forward a technological idea to store mine water in underground mined areas and successfully researched and developed the coal mine underground reservoir technology by solving the technical difficulties of water source prediction, reservoir site selection, reservoir capacity design, dam construction, safety guarantee, water quality control and so on through 20 years of exploration. Now Shenhua Group has successfully established a batch of reservoir in the Shendong Mining Area, obtaining great economic and social benefits. The technology is also extended to other western mining areas, providing an effective path for harmonic mining of coal and water resources in western China.

关键词: Western Mining Area     coal mining     water resources     coal mine underground reservoirs    

Porous silica synthesis out of coal fly ash with no residue generation and complete silicon separation

《环境科学与工程前沿(英文)》 2023年 第17卷 第9期 doi: 10.1007/s11783-023-1712-2

摘要:

● Both amorphous and crystalline silicon are completely separated from coal fly ash.

关键词: Coal fly ash     Alkali fusion     Micro-/meso-porous Si     Zeolite MCM-48     Crystalline transformation    

标题 作者 时间 类型 操作

能源“金三角”煤炭现代开采水资源及地表生态保护技术

顾大钊

期刊论文

煤炭资源型城市矿山遗址旅游开发潜力测度与开发模式选择

汪秋菊,周佳丽,彭苏萍

期刊论文

构建煤炭资源强国的战略路径与对策研究

张博,彭苏萍,王佟,宋梅

期刊论文

我国煤炭资源“井”字形分布特征与可持续发展战略

彭苏萍,张博,王佟

期刊论文

Theoretical and technological exploration of deep

Heping XIE, Yang JU, Shihua REN, Feng GAO, Jianzhong LIU, Yan ZHU

期刊论文

Innovative approach of low carbon and efficient utilization of coal resources: The polygeneration systemof a combination of the gasified coal gas and the pyrolyzed coal gas to form the synthetic gas

Kechang XIE, Fan LI

期刊论文

中国煤炭清洁高效可持续开发利用的战略思考

“能源领域咨询研究”综合组

期刊论文

新一代煤化工和洁净煤技术利用现状分析与对策建议

谢克昌

期刊论文

Use of float consumption rate in resource leveling of construction projects

Atilla DAMCI, Gul POLAT, Firat Dogu AKIN, Harun TURKOGLU

期刊论文

Management and Practice of Large-Scale Modern Coal Enterprises

An Wang

期刊论文

Managing Innovation: Accelerating the Development of Clean Coal Technology

Ya-juan Sun,Guo-qing Wang,Yan Wang,Ning Zhang,Zhen-qi Zhu

期刊论文

On the fouling mechanism of polysulfone ultrafiltration membrane in the treatment of coal gasification

Xue Zou,Jin Li

期刊论文

A review on co-pyrolysis of coal and oil shale to produce coke

Xiangchun Liu, Ping Cui, Qiang Ling, Zhigang Zhao, Ruilun Xie

期刊论文

Technology Development and Engineering Practice for Protection and Utilization of Water Resources in Coal

Da-zhao Gu

期刊论文

Porous silica synthesis out of coal fly ash with no residue generation and complete silicon separation

期刊论文