TfL combines open and closed loop systems, using Oyster Cards, contactless card payments, and NFC Google or Apple pay, alongside physical ticketing. Transport for London (TfL) has long been regarded ...

Miroslav Katsarov is the CEO of Modeshift, a technology company bringing intelligent transportation to small- and mid-size transit agencies. Open-loop payments have emerged as a high-profile trend in ...

Two Ro-Ro vessels owned and operated by Stena Line are to be retrofitted with Wärtsilä in-line closed-loop scrubber systems. The scrubbers will be installed on the Stena Transit and Stena Transporter ...

The introduction of a modern electronic ticketing system or transit card for Sri Lanka’s public transport has been a hot topic of discussion for years, with several pilot projects failing to reach ...

Not missing a beat: Here we take a look at why open-loop steppers lose steps, as well as some solutions to the problem. Donald Labriola, P.E. Some controller/drive systems can commutate highpole (step ...

How often does an existing open condenser water system, or some other type of open water system, get reused as part of a building renovation project and/or mechanical system upgrade? It happens ...