As the prices of ‘traditional’ vehicle fuels continue to rise, so vehicle manufacturers and drivers continue to seek more cost-effective and efficient ways to propel road vehicles.
Among the fastest-growing of these is compressed natural gas (CNG), for which running costs are around 35% of those of gasoline.
The rapid growth in CNG vehicles – of which there are now nearly 15 million worldwide – is being accompanied by an increase in the number of CNG filling stations across the globe, which has now topped 20,000.
Traditional systems for delivering CNG into vehicles rely on a complex arrangement comprising a regulator, solenoid valve, rotary actuator and ball valve.
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