There is so much going on with internal combustion engines (ICEs) these days, it can give you a headache just reading about them. That's why we do the research for you and then cram it into bite-size ...

Variable valve timing (VVT) and variable valve lift (VVL) have very similar names, both referring to variable valve performance. Does that mean that they are basically the same thing? The are most ...

How does it work? Car manufacturers tend to have their own names for variable valve timing technology. For example, Toyota uses a ‘VVT-I’ (Variable Valve Timing with Intelligence) system whilst Honda, ...

Equipment designers find that proportional control technology is ideal where precise performance is required in variable pressure or flow applications. Often perceived as more complicated than other ...

Pressure independent control valves simplify hvac design and reduce system installation and running costs, says Terry Dodge Pressure independent flow control valves are set to revolutionise the design ...