Advertisement
Sections
Simple Tech: Valves and valve springs explained
Valves are essential to the internal combustion engine. But what exactly do they do?
Valves or poppet valves control the inflow and outflow of air inside the cylinder for burning fuel and powering the vehicle. Valves are operated by the camshafts placed above them. Valves sit in the cylinder head above the piston and seal the combustion chamber (internal space where fuel is burned) from the atmosphere when the engine is not in operation. Air paths are bored out inside the cylinder head for each cylinder, which originate from the valve seating and connect to a manifold or common collector box.
Now for the...
First Published:Jun 13, 2016, 12:34:44 IST
Advertisement
Advertisement
Tesla's Cybercab to feature built-in Starlink antenna, bringing satellite internet to robotaxis
Tesla has confirmed that its upcoming Cybercab will include built-in Starlink connectivity, allowing the autonomous vehicle to access satellite internet beyond traditional mobile networks. The move deepens ties between Elon Musk's companies while supporting Tesla's vision of self-driving robotaxis capable of operating across a wider range of environments.
3 min read
US rejects Tesla bid to avoid recall of nearly 20,000 vehicles over headlight issue
US auto safety regulators rejected Tesla's bid to avoid a headlight recall while a separate investigation found a driver overrode Full Self-Driving before a fatal crash.
1 min read
IIT Kanpur study finds no evidence E20 petrol damages engines, says mileage impact is minimal
Fresh research from IIT Kanpur challenges widespread claims that E20 petrol harms vehicle engines, concluding that the fuel blend causes no measurable engine damage and only a marginal impact on fuel efficiency. The findings come amid ongoing public debate over India's ethanol-blending programme and concerns raised by motorists.
2 min read
As Nissan expands its line-up from one model to four, the carmaker is betting on affordable SUVs, exports and ICE volumes before making its EV play
Nissan Managing Director Saurabh Vatsa explains why the Tekton SUV is central to the brand's India strategy, its export ambitions and why an EV launch will have to wait.
2 min read
Volkswagen layoffs could hit 1 lakh as CEO warns of deeper cost overhaul
Volkswagen is weighing further workforce reductions that could bring total job losses to around 1,00,000, according to an internal message from CEO Oliver Blume. The proposed restructuring comes as Europe's biggest carmaker grapples with shrinking profits, intense Chinese competition, tariff pressures and excess manufacturing capacity.
2 min read
Advertisement
Advertisement