6e3924a8-3f83-4c7d-be75-683147b770e4 cement production;cement, ordinary portland cement, 42.5MPa;new dry process, 2000 t/d;fly ash 水泥生产;水泥, 普通硅酸盐水泥, 42.5MPa;新型干法, 2000 t/d;粉煤灰 Unit processes Materials production Other mineralic materials Two 2000t/d new dry process production lines. 两条2000t/d新型干法生产线。 13 2005 2005-2006 2005-2006年 Two 2000t/d new dry production lines 两条2000t/d新型干法生产线 The industrial process described is the production of 42.5MPa ordinary Portland cement using the new dry method, which involves two 2000 tonnes per day production lines. This type of cement is predominantly utilized in the construction industry for creating concrete structures and products that require a high level of strength and durability. It is suitable for a broad range of applications including the construction of buildings, bridges, highways, and other infrastructure projects. 所描述的工业过程为使用新型干法生产42.5MPa的普通硅酸盐水泥，该过程涉及两条每日2000吨的生产线。该类型的水泥主要用于建筑行业，用于创造需要高强度和耐久性的混凝土结构和产品。它适用于包括建筑物、桥梁、高速公路和其他基础设施项目在内的广泛应用。 LYBTbpdxboZ1GixbYGIcrSWHnlh.png The performance of 1 ton of 42.5# ordinary Portland cement with a 28-day compressive strength of 42.5MPa is selected as a functional unit. The 32.5# cement is converted into 42.5# cement according to the ratio of 1:1.25, which is regarded as 1 One unit of 32.5# cement has a similar environmental impact as 1.25 units of 42.5# cement. The scope of the study is raw meal preparation, clinker calcination and cement grinding. The rest are excluded from the system boundary. The main raw material consumption involved is limestone, clay raw materials, gypsum, etc. The energy consumed includes coal, electricity and a certain amount of fuel oil, and emit dust and environmentally polluting gases such as carbon dioxide and sulfur dioxide. 选取1吨28天抗压强度为42.5MPa的42.5#普通硅酸盐水泥所具有的使用性能为一个功能单元，32.5#水泥则按照1:1.25的比例换算为42.5#水泥，即看成1个单位的32.5#水泥与1.25个单位的42.5#水泥具有类似的环境影响。研究范围为生料制备、熟料煅烧及水泥粉磨，其余的则排除在系统边界之外，主要涉及的原料消耗有石灰石、粘土质原料、石膏等、消耗的能源有煤、电力及一定量的燃料油，并对外排放粉尘及二氧化碳、二氧化硫等环境污染性气体。 Unit process, black box None 无 None 无 None 无 None 无 None 无 张群. (2009). 材料生命周期分析网络数据库的研究与开发 [硕士, 北京工业大学]. 张群. (2009). 材料生命周期分析网络数据库的研究与开发 [硕士, 北京工业大学]. It mainly investigates the environmental load information of its material production from 2004 to 2007, and takes one or multiple production lines that can be inspected every year as the research object. According to statistics, a total of 115 building materials companies were surveyed, with a total of 234 research objects. Specifically, there are 37 companies in the cement industry, including 32 new dry process companies and 5 vertical kiln companies, with a total of 96 research objects. 主要调研2004~2007年其材料生产的环境负荷信息，将每年可考察的一条材料生产线或多条生产线作为研究对象。经统计，总计调研了115家建材企业，共234个研究对象。具体而言，水泥行业37家企业，其中新型干法企业32家，立窑企业5家，共96个研究对象。 The data set provided represents the environmental impact of producing 42.5# ordinary Portland cement using a new dry process and is based on the performance of 1 ton of cement with a 28-day compressive strength of 42.5MPa as well as the proportional impact of 32.5# cement. it is advised that users apply this data for life cycle assessments of projects where this type of cement is utilized, taking care to adjust the values based on the specific amount and type of cement used in the project. The study scope includes raw meal preparation, clinker calcination, cement grinding, while excluding other stages beyond the system boundary like transportation and installation. It also includes raw material consumption and energy use, considering emissions like dust, CO2, and SO2. Users should pay attention to the methodology of converting 32.5# cement into 42.5# cement for their assessment purposes. 所提供的数据集代表使用新型干法生产42.5#普通硅酸盐水泥的环境影响，基于1吨具有28天抗压强度为42.5MPa的水泥的性能以及32.5#水泥的比例影响。建议用户在使用此类型水泥的项目中应用此数据进行生命周期评估，根据项目中使用的具体数量和类型的水泥调整值。研究范围包括生料制备、熟料煅烧、水泥粉磨，而排除系统边界外的其他阶段，如运输和安装。它还包括原材料消耗和能源使用，考虑粉尘、CO2和SO2等排放。用户应注意将32.5#水泥转换为42.5#水泥的方法论以供评估之用。 Inventory: The internal review was done by several iteration steps concerning raw data validation, raw data documentation, representativity, completeness and consistency of modelling with regard to ISO 14040 and 14044. 清单： 内部审查通过几个迭代步骤完成，涉及原始数据验证、原始数据记录、代表性、完整性、与 ISO 14040 和 14044 有关的建模的一致性。 Tiangong LCI Data Working Group 天工LCI数据工作小组 #REF!, ysqsophia@gmail.com ysqsophia@gmail.com ysqsophia@gmail.com 2024-03-19T21:18:09+08:00 2024-04-20T14:40:26.786953+08:00 00.01.005 https://lcadata.tiangong.world/showProcess.xhtml?uuid=6e3924a8-3f83-4c7d-be75-683147b770e4&version=01.00.000&stock=TianGong Tiangong LCI Data Working Group 天工LCI数据工作小组 false Free of charge for all users and uses limestone, crushed, for mill Input 1270.0 1270.0 Limestone 石灰石 clay Input 70.4 70.4 Clay-based raw materials 粘土质原料 iron, powder Input 25.1 25.1 Iron correction raw material 铁质矫正原料 gypsum stone (CaSO4-dihydrate) Input 57.9 57.9 Gupsum 石膏 ash Input 139.0 139.0 Fly ash 粉煤灰 Electricity Input 388.8 388.8 Electricity 电力 hard coal;  26.3 MJ/kg Input 134.0 134.0 Raw coal 原煤 heavy fuel oil Input 0.0455 0.0455 The original literature is fuel oil (i.e., heavy oil) 原文献是燃料油（即重油） carbon dioxide (fossil) Output 798.0 798.0 CO2. Due to the lack of a perfect monitoring mechanism and statistical system, there are many deficiencies in the filling of pollutant emissions by some enterprises in the research data sheet, focusing on the missing quantities of CO2, SO2, NOx and CO emissions. For life cycle assessment, the missing quantity of major pollutant emissions seriously affects the accuracy of the assessment, so certain estimation methods need to be used for estimation. In this paper, we use current or relevant literature on pollutant emissions in cement production to estimate the emissions of several major pollutants, in order to compensate for the deficiencies in the survey data. CO2。由于没有完善的监测机制和统计制度，调研数据表中某些企业在污染物排放上的填写存在很多不足，集中表现为二氧化碳、二氧化硫、氮氧化物及一氧化碳等排放数量缺失。对于生命周期评价而言，主要污染物排放物的数量缺失严重影响了评价的精度，因此需要采用一定的估算方法进行估算。采用当前通用的或是有关文献中关于水泥生产污染物排放的研究，对几种主要污染物的排放数量予以估算，以弥补调研数据的不足。 carbon monoxide (biogenic),carbon monoxide (biogenic) Output 4.17 4.17 CO. Due to the lack of a perfect monitoring mechanism and statistical system, there are many deficiencies in the filling of pollutant emissions by some enterprises in the research data sheet, focusing on the missing quantities of CO2, SO2, NOx and CO emissions. For life cycle assessment, the missing quantity of major pollutant emissions seriously affects the accuracy of the assessment, so certain estimation methods need to be used for estimation. In this paper, we use current or relevant literature on pollutant emissions in cement production to estimate the emissions of several major pollutants, in order to compensate for the deficiencies in the survey data. CO。由于没有完善的监测机制和统计制度，调研数据表中某些企业在污染物排放上的填写存在很多不足，集中表现为二氧化碳、二氧化硫、氮氧化物及一氧化碳等排放数量缺失。对于生命周期评价而言，主要污染物排放物的数量缺失严重影响了评价的精度，因此需要采用一定的估算方法进行估算。采用当前通用的或是有关文献中关于水泥生产污染物排放的研究，对几种主要污染物的排放数量予以估算，以弥补调研数据的不足。 Nitrogen oxides Output 1.34 1.34 NOx. Due to the lack of a perfect monitoring mechanism and statistical system, there are many deficiencies in the filling of pollutant emissions by some enterprises in the research data sheet, focusing on the missing quantities of CO2, SO2, NOx and CO emissions. For life cycle assessment, the missing quantity of major pollutant emissions seriously affects the accuracy of the assessment, so certain estimation methods need to be used for estimation. In this paper, we use current or relevant literature on pollutant emissions in cement production to estimate the emissions of several major pollutants, in order to compensate for the deficiencies in the survey data. NOx。由于没有完善的监测机制和统计制度，调研数据表中某些企业在污染物排放上的填写存在很多不足，集中表现为二氧化碳、二氧化硫、氮氧化物及一氧化碳等排放数量缺失。对于生命周期评价而言，主要污染物排放物的数量缺失严重影响了评价的精度，因此需要采用一定的估算方法进行估算。采用当前通用的或是有关文献中关于水泥生产污染物排放的研究，对几种主要污染物的排放数量予以估算，以弥补调研数据的不足。 sulfur dioxide Output 1.25 1.25 SO2. Due to the lack of a perfect monitoring mechanism and statistical system, there are many deficiencies in the filling of pollutant emissions by some enterprises in the research data sheet, focusing on the missing quantities of CO2, SO2, NOx and CO emissions. For life cycle assessment, the missing quantity of major pollutant emissions seriously affects the accuracy of the assessment, so certain estimation methods need to be used for estimation. In this paper, we use current or relevant literature on pollutant emissions in cement production to estimate the emissions of several major pollutants, in order to compensate for the deficiencies in the survey data. SO2。由于没有完善的监测机制和统计制度，调研数据表中某些企业在污染物排放上的填写存在很多不足，集中表现为二氧化碳、二氧化硫、氮氧化物及一氧化碳等排放数量缺失。对于生命周期评价而言，主要污染物排放物的数量缺失严重影响了评价的精度，因此需要采用一定的估算方法进行估算。采用当前通用的或是有关文献中关于水泥生产污染物排放的研究，对几种主要污染物的排放数量予以估算，以弥补调研数据的不足。 particles (> PM10) Output 1.25 1.25 Dust, with an unspecified particle size, is treated as PM > 10 micrometers in diameter. 粉尘，未标明粒径，按PM>10处理。 cement, ordinary portland cement, 42.5MPa Output 1000.0 1000.0 Cement 42.5普通硅酸盐水泥