A Multi-mode Combustion Organization Method for Natural Gas/Diesel Dual Fuel Engine
A dual-fuel engine and natural gas technology, applied to combustion engines, machines/engines, internal combustion piston engines, etc., can solve the problems of engine economy and emission deterioration, engine combustion instability, engine roughness, etc., to improve trade- off relationship, flexible engine operation, and the effect of avoiding cold start difficulties
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[0015] The present invention is described in more detail below in conjunction with accompanying drawing example:
[0016] combine Figure 1-3c , figure 1 It is a schematic diagram of the overall structure of the combustion control system of the ethanol / diesel dual-fuel engine in the present invention, including: cylinder head 11, intake valve 8, cylinder 12, exhaust valve 10, combustion chamber 13, turbocharger 14, natural gas low pressure Injection system, high pressure common rail fuel injection system and control system. The natural gas / diesel dual fuel engine in the present invention is equipped with two sets of fuel injection systems, that is, a natural gas low pressure injection system and a high pressure common rail fuel injection system. The natural gas low-pressure injection system includes a natural gas injection valve 7, a gas rail assembly 6, a gas consumption meter 5, a low-pressure filter 4, a pressure reducer 3, a natural gas pipeline 2, a gas cylinder 1 and t...
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