New way for green and low-carbon development of coal industry under the target of “daul-carbon” [PDF]
Under the background of “dual-carbon” goal and current technological conditions, coal, waste and carbon constitute an impossible triangle in the coal industry which severely constrains its green, low-carbon, and sustainable development.
Jianyou WANG +10 more
core +1 more source
Removal Impurity and Whitening of Phosphogypsum via Calcination and Acid Leaching [PDF]
This is an article in the field of metallurgical engineering. Large production and storage capacity of phosphogypsum has become an important factor restricting the green and healthy development of phosphorus chemical industry.
Jiaxin TIAN +4 more
core +1 more source
Review of techniques and case studies for saline-alkali land amelioration in the coastal regions of China [PDF]
Soil salinization is one of the major challenges in agricultural production and ecological development. With the rapid development of China’s coastal areas, land resources are becoming increasingly scarce, creating an urgent need for the improvement and ...
Hang LYU +5 more
core +1 more source
Key technologies for preparation and multi scene utilization of multi-source solid waste based carbon fixation mining materials [PDF]
During the production of metallurgical industry and the development of coal resources, a large number of solid wastes that are difficult to be effectively utilized are produced, accompanied by surface subsidence, solid waste stockpiling and high carbon ...
Lang LIU +6 more
core +1 more source
Precise intelligent recognition method and application of coal-power-chemical industry sites characteristics in Yellow River Basin [PDF]
The Yellow River Basin is an energy basin that has the dual responsibility of ecological environment governance and economic and social development. The precise and intelligent recognition of the categories, numbers and characteristics of coal-related ...
Feng LIU +6 more
core +1 more source
Shuitu Baochi Xuebao, 2008 分析CaSO4改良苏打碱土的机理可以为其替代品(脱硫石膏、粉煤灰和磷石膏等)的田间应用提供理论依据。本文通过土柱试验构建了综合考虑离子吸附交换以及土壤水力传导度动态变化的多离子溶质运移方程,并利用UNSATCHEM软件进行了数值模拟。结果表明:CaSO4改良碱化土壤是一个伴随着离子吸附交换反应的复杂过程,同时受到土壤理化特性动态变化的影响,利用UNSATCHEM多离子溶质运移模型能够准确地模拟土壤溶液中Ca2 和Na 的迁移转化、土壤胶体Na 和土壤溶液中Ca2 的吸附交换过程,且其精度较高。同时 ...
王金满, 杨培岭, 白中科
doaj
Optimization and mechanism of wet desulfurization with fly ash based on response surface [PDF]
To investigate the desulfurization effect and mechanism of fly ash as a desulfurized, single factor experiment and response surface method were used to analyze the parameters of ash slurry solid-liquid mass ratio , SO2 volume fraction, and gas flow rate,
Kai JU +7 more
core +1 more source
Hydration Characteristics of Excess-sulfate Titanium Gypsum Slag Cement [PDF]
This is an article in the field of mineral materials. Based on the experience of cementing materials composited with industrial by-product gypsum and slag , several sets of excess-sulfate titanium gypsum slag cement were designed, and the water ...
Cheng LIU +4 more
core +1 more source
, 2007 Environmental accounting information of the ten electric power companies in Japan (Hokkaido Electric Power, Tohoku Electric Power, Tokyo Electric Power, Chubu Electric Power, Hokuriku Electric Power, Kansai Electric Power, Chugoku Electric Power, Shikoku
Yuji YOSHIDA, 吉田 雄司
core +1 more source
Green and efficient water conservation mining technology in shallow and strongly water-rich areas [PDF]
The western region is rich in coal seam resources, and the intensity of mining is high. Traditional mining methods can easily lead to the loss of water resources in aquifers, resulting in serious water shortage problems.
Qingxiong WANG, WEN LUO
core +1 more source