Pneumatic-tire rollers may not be the most visible machine on the asphalt or soil compaction job site, but they are more versatile than one might think, and manufacturers continue to offer units with ...

Figure 1: CFD simulates mixing of two fluids in a pipe for type approval. Fig.3: CFD simulation of velocity distribution in ballast water tank close to bottom wall. Figure 2: Sediments accumulate in ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

Adding ballast to a cultivation tractor is a time-honoured method of delivering maximum grip and making the most of the ponies it has to offer. Traditionally this has come in the form of front-end ...