The cleaned coal yield before and after ultrasonic treatment, the effect of flotation desulfurization and flotation speed were studied.

笔者对煤泥超声处理前后浮选的精煤产率、浮选脱硫效果、浮选速度等方面进行了试验研究。

youdao

The algorithm was applied to estimating the model parameters of coal yield prediction by using its global optimization performance, and a high precision model was founded.

利用遗传算法的全局寻优特点，将它应用于模型参数估计，建立了精度更高的煤炭产量预测模型。

youdao

Losing fine cleaned coal is recovered by the study of fine cleaned coal treatment technology in centrifugal liquid, which would improve the cleaned coal yield and enterprise economic benefit.

通过对离心液末精煤处理工艺的研究，回收离心液中损失的末精煤，以提高精煤产率和企业经济效益。

youdao

Shell's gasification technique consists of partially combusting pulverized coal to yield carbon monoxide and hydrogen gas, which combine to form synthetic natural gas.

FORBES: Companies, People, Ideas

There is the further issue of the quality of coal, since the majority of the world reserve is of lower thermal quality than the top-grade anthracitic coal, and will yield less energy per tonne either burned directly or in the form of syngas in ICGC plants.

FORBES: 'Clean Coal' Project Falters In U.K.

But for investors, these are not good enough reasons to completely ignore a 6.9% dividend yield from a coal company.

FORBES: Connect