There has been much debate as to the relative merits of belt conveyors with ploughs vs. chain-slat conveyors with gates for this application. There are experienced engineers in strong support of each alternative. In many cases, the strength of the support for one type is due to bad experience with a poorly designed or under-capacity conveyor of the other. Unfortunately, the majority of conveyor...

The power of technology to transform religions, science, and political institutions has often been presented as nothing short revolutionary. Does have a similarly transformative influence on societies’ morality? Scholars not rigorously investigated the role in moral revolutions, even though existing research technomoral change suggests that this may be considerable. In paper, we explore what un...

The Municipality of Anchorage (MOA), at 61 degrees north latitude, ploughs and hauls snow from urban streets throughout the winter, incorporating grit and chloride applied to street surfaces for traffic safety. Hauled snow is stored at snow disposal facilities, where it melts at ambient spring temperatures. MOA studies performed from 1998 through 2001 show that disposal site melt processes can ...

A rotary tiller or rotavator is active tillage equipment used to prepare farmland for sowing seeds, weeding, mixing manure and fertiliser into the soil, crushing soil blocks, etc. Compared with conventional farming, advantages of this are rapid seedbed preparation reduced draught. Nowadays, utilisation rate tillers has increased. However, blades key component that engages in tiller. These inter...