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2022年5月

矿业通讯

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专家的角落

从柴油到净零排放——最终的可持续采矿目标

Many organizations have put sustainability and environmental conservation at the forefront of their business, including developing alliances to help Canada achieve its climate change goals. Net zero mining is moving from a fuzzy concept to a defined path with clear benchmarks and goals, assisting many mining organizations in establishing roadmaps to make their net zero pledges a reality.

Eliminating mining's dependence on diesel fuel is the number one target for advancing towards net zero. 然而, many of the technologies that will replace diesel are currently in the research and development stages. 因此,对地雷来说,这一旅程将从临时步骤开始. 

在本期的专家角, 狄龙麦金农, 经理, 采矿技术, guides us through the journey and the options available to mining companies.
 

狄龙: 实现净零排放已成为采矿业的首要目标, 我们的许多客户都设定了激进的目标. As you know, mining has depended on diesel, which has a carbon-intensive footprint. 在设备方面, diesel emissions from mining trucks account for half or more of the total emissions from a typical mining operation. So as the industry moves towards net zero, getting off diesel will make a significant impact.

The two most promising technologies to replace diesel are electrification, 包括电池供电和 trolley-assist, 通过替代能源为采矿车辆提供动力的是什么, 氢燃料电池, producing zero emissions while converting the hydrogen into the energy required to power equipment. 

但这些技术目前还处于研发阶段, 今天人们都在想, 在这个过渡阶段该做些什么. 

狄龙: 就短期而言, I think the most practical and versatile option is replacing diesel with renewable diesel sources such as, 加氢处理植物油(HVO), which is commercially available and essentially functions like net zero diesel fuel. We're currently working with one of our customers to conduct some live application tests to monitor the productivity and output of this option.  

Another is electrification on select routes that are particularly carbon-intensive. For example, if a fully loaded truck comes out of a pit, that's usually a high source of emissions. 使用a trolley-assist system to electrify that portion can be very productive towards meeting targets.



I should also mention that some companies have experimented with propane and natural gas. But those fuels don't have the same intensity as diesel, so the machinery isn't as powerful.

狄龙: HVO is what we call a drop-in fuel in that we can put it in a diesel engine with no modifications. Cummins Diesel has already certified it for highway use on their engines. Their engineers tell us there should be no issues getting mining equipment certification, 2023年我们预计会发生什么.

HVO不含硫,被国际标准化组织指定为更清洁的燃料. But what gets HVO to net zero is the carbon offset we gain by growing the crop from seed to fruit, 用什么来制造燃料. 也就是说,地下的植物吸收二氧化碳. So HVO can significantly impact without a lot of reinvestment in equipment.

Frying oils and animal fats can also be used to produce renewable diesel forms, 这就产生了一种纯粹的合成碳氢化合物分子, 也就是说它的化学成分和普通柴油是一样的.

狄龙: 小松最近宣布了它的 权力不可知论平台 在矿业博览会上,这很令人兴奋. They're developing a next-generation haul truck with a conventional diesel engine that has the potential to run on HVO but will easily adapt to other energy sources later. 所以不用再制造柴油, 你可以安装一个使用最新技术的电池组. 也, if a mine gets developed over several years and has the ramps in place and the links required for trolley assist, 他们可以加一个 电车系统 到那辆卡车,支持电气化.



The idea is that if you purchase a truck today, it's future-proofed. 随着新技术的出现, you can adopt them without reinvesting in another significant asset.

Cummins, another one of our partners, is also on a journey for sustainable mining solutions. 尽管他们出生在柴油发动机上,而且已经超过100岁了, they understand that they need to innovate and have even acquired some companies with expertise in alternative fuels. It makes me feel optimistic that they're not just a conventional diesel company stuck in their ways.

韦德娱乐1946, we have become the experts at deploying and supporting these technologies and ensuring customers understand the technology and its requirements. We assist customers so they can make the best choices for their operations.

底线

Getting off diesel will be a massive component of a mine's efforts to achieve the goal of net zero mining. 然而, we expect much of the technology to accomplish net zero goals not to be practical for at least a decade. 与此同时, 小松 and 韦德娱乐1946 is helping mines develop viable strategies for immediately beginning their net zero journeys without significant capital investment.
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