Looking
around in recent years the gas instead of oil, natural gas compared
with gasoline, but also safety and environmental protection, and the
considerable economic, by taxi, private car drivers of all ages, but
security incidents have occurred. In
recent years, the various parts of the natural gas vehicle filling
explosion, gas cylinder leak caused by fires and other accidents. In
addition, the unauthorized modification of the security stability
suffering from gas cylinders, gas cylinders extended service has been
very conspicuous. The gas cylinders are pressure vessels, the maximum bearing pressure of 20MPa, the explosive power as much as a bomb. It is understood that occurred in the the Dongying accident will be converted into a pressure 4MPa pressure container.
To
protect natural gas Car Security, and should strictly adhere to safety
rules in the filling gas, driving and handling incidents.
Filling gas. Filling
gas, the passengers on board should be allowed to get off plus gas; To
turn off the ignition switch, fuel change-over switch placed in the
middle or petrol position; inflated by the professionals of the filling
stations, the filling pressure shall not exceed the national standard 20MPa; filling is completed, you should check the gas supply system if there are leaks.
Disassembly
related to high voltage components, to avoid unsafe operation; open the
valve, the person shall stand to the front of the cylinder valve port,
the valve should be opened slowly, gradually open after ventilation;
while driving to avoid the cylinders and pipelines and obstacle collision, the gas supply system has air leaks should be immediately removed, and switching to gasoline fuel.
To properly handle the driving accident. Moving
the event of gas leaks, fires, crashes and other accidents, emergency
lights, emergency stop should be opened immediately according to the
actual situation; turn off the power; cut off the oil, gas; evacuation
of passengers; close the cylinder cut-off valve; contact qualified fixed-point tuning and the relevant departments of natural gas vehicles to the scene.
To
protect the security, maintenance of gas installations should be
combined with the car at all levels of maintenance at the same time. Before each trip, you should check the fastening of the parts. Check
pipeline and junction leakage; monthly check for a high-pressure
pipeline filters, solenoid spool; adjust the pressure relief valve
pressure at all levels; six months to the overhaul of a pressure
reducing valve and the gas supply system; "cylinders Safety Supervision provides, gas cylinders, two years a test failure should be promptly replaced. Sludge
to remove the cylinder surface at any time, so as not to affect the gas
cylinder valve, safety explosion-proof valve technology performance;
high pressure system failure, the driver shall not disassemble,
alteration, repair, adjust the reducer.
Throughout
the process of the implementation of the gas instead of oil, due to the
gas instead of oil "problem involving hundreds of thousands of rental
vehicles, lack of supervision is likely to allow some of the
qualifications, skills garage illicit intervention modified the
transformation of the market. It is also a huge security risk, it will also restrict the social effects of this excellent initiative. Security
concerns is an objective reality, the long term implementation of the
gas instead of oil to comply with the law of development, but if you
want to really ensure the effective implementation of this initiative,
we must seriously face and positive solution to many security risks.
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