基于糖蜜的环保防尘剂的优化和现场应用,用于露天煤矿的公路运输
Yu Zhang1, Junlong Yan2,3, Wei Zhou2,3
1Haerwusu Open Pit Coal Mine, Shenhua Zhungeer Energy and Resource Comprehensive Development Co Ltd, CHN Energy Investment Group Co Ltd, Ordos, 010323, Inner Mongolia, China.
Scientific reports
|July 17, 2025
概括
本研究介绍了一种创新的以糖蜜为基础的除尘剂,用于露天煤矿. 这种新配方有效地控制了运输道路上的灰尘,提供了更好的保留和巩固水分,以改善空气质量.
科学领域:
- 环境科学 环境科学
- 采矿工程 采矿工程 采矿工程
- 材料科学 材料科学 材料科学
背景情况:
- 传统的以水为基础的粉尘抑制在干旱,高温的露天煤矿中是无效的.
- 运输道路上的灰尘对环境和健康构成重大风险.
研究的目的:
- 为开放式煤矿运输道路开发一种创新,有效和可持续的除尘剂.
- 优化一种以糖蜜为基础的配方,具有增强的保留水和凝固特性.
主要方法:
- 使用糖蜜,二甲基硫酸盐 (SDBS),甘油和化 (CaCl2) 的配方开发.
- 使用响应表面方法 (RSM) 优化抑制剂组成.
- 用各种矿山车辆进行实验验证和现场评估.
主要成果:
- 最佳成分确定为31.06%的糖蜜,0.73g/L的SDBS,1.68%的甘油和1.50%的CaCl2.
- 实地测试表明,无尘条件长达三天,有效防尘超过6小时.
- 抑制剂形成了具有显著机械强度的持久巩固层.
结论:
- 开发的以糖蜜为基础的除尘剂对干旱,高温环境非常有效.
- 这种创新解决方案为传统的除尘方法提供了一个可持续的替代方案.
- 这种抑制剂既能立即使尘埃湿透,又能长期使尘埃颗粒固化.
更多相关视频
10:36Author Spotlight: Optimization of Airflow Velocities in Battery Cooling Systems for Enhanced Thermal Performance and Reduced Energy Consumption
Published on: November 3, 2023
1.7K
07:32Monitoring Pedogenic Inorganic Carbon Accumulation Due to Weathering of Amended Silicate Minerals in Agricultural Soils.
Published on: June 4, 2021
5.3K
相关概念视频
01:14Design Example: Managing Concrete Workability
122
This example deals with managing the workability of concrete for a raft foundation project under hot weather conditions. Workability is crucial for ensuring the concrete is easy to place, compact, and finish. In this scenario, a slump test — a common method to measure the workability of fresh concrete — initially indicated low workability. This was attributed to the rapid water loss from the concrete mix, exacerbated by the high temperatures causing the course aggregates to heat up.
122
01:21Pozzolans
197
Pozzolans are siliceous or aluminous materials blended with Portland cement. They interact with the calcium hydroxide produced during the hydration of Portland cement and contribute to improved strength and durability of concrete. The pozzolanic activity, a measure of a pozzolan's effectiveness, is typically assessed using the strength activity index, as defined in ASTM C 618-93, which calculates the ratio of the compressive strength of cement mixtures with and without pozzolan.
Fly ash is...
Fly ash is...
197
01:10Moisture Content and Bulking of Aggregate
211
The moisture content of aggregates is a crucial factor in construction, particularly in concrete mixing, as it influences the total water required in the mix. Moisture content represents the water coated on the exterior surface of the aggregate existing in a saturated and surface-dry condition. The total water content of a moist aggregate is the sum of its moisture content and water absorption.
When aggregates are exposed to rain or sit in stockpiles, they absorb moisture, which must be...
When aggregates are exposed to rain or sit in stockpiles, they absorb moisture, which must be...
211