spark advance
英 [spɑːk ədˈvɑːns]
美 [spɑːrk ədˈvæns]
网络 点火提前; 火花提前; 提前点火角度
英英释义
noun
- the timing of ignition relative to the position of the piston in an internal-combustion engine
双语例句
- Deceleration spark advance control
减速点火提前控制装置 - Because of the adding of engine operating parameters such as engine speed, spark advance, equivalence ratio, intake air pressure, intake air temperature to the model, effects of these parameters on cyclic variation can be estimated quantitatively.
由于把发动机运行参数，如转速、点火角、计量比、进气压力和进气温度等加入该模型，可定量地估计这些参数对发动机循环变动的影响。 - By rational designing the combustion chamber, choosing the compression ratio, adopting the electronic controlled ignition system with spark advance angle along with speed's change and optimizing the LPG-air blender, the single cylinder gas fuel engine acquires the fine integrated performance.
该机通过合理的设计燃烧室，选择适当的压缩比，采用点火提前角随转速变化的电子控制的点火系统，通过对燃气和空气混合器的优化，使单缸燃气发动机取得了优良的综合性能。 - In this paper, the relations of operating parameters such as coolant temperature, engine speed, throttle valve opening and spark advance angle with unburned hydrocarbon emissions due to the presence of combustion chamber deposits in spark ignition engine are investigated both theoretically and experimentally.
本文从实验和理论两个方面来系统地研究火花点火式发动机燃烧室沉积物处未燃碳氢排放浓度随冷却水温、发动机转速、节气门开度和点火提前角等运转参数的变化规律。 - The major technologies used include increasing compression ratio, changing spark advance angle and using intake pulse turbo-charging.
主要采取了提高压缩比、改变点火提前角及采用进气脉冲增压技术。 - The exhaust temperature and gas consumption rate were analyzed with different coefficient of excess air and spark advance angle.
针对大功率气体天然气发动机热负荷较高的问题，研究了不同负荷和过量空气系数下的排气温度及气耗率。 - It also indicates that air-fuel ratio only has little effect and at optimal spark advance, there is a richer mixture region with an air excess factor of 1.0-1.2 around spark plug.
模拟计算表明在最佳点火提前角时，火花塞周围形成了燃空当量比为1.0~1.2的较浓混合气区域。 - The system can make the spark advance angle curve according to the ideal and practical adjusted spark advance angle. It also can amend the spark advance angle curve in the ECU which makes engine have ideal spark advance angle according to practice.
能够根据实际调节的理想点火提前角生成点火提前角曲线，对ECU内部原有的点火提前角曲线进行修改，使ECU能够根据实际情况控制发动机理想的点火提前角。 - There is an optimal spark advance for the successful cold start of the LPG engine which is 10 ° CA BTDC.
LPG发动机首次循环可靠起动的最佳点火提前角为上前10°CA。 - Spark control include three parts, Dwell control, Spark advance control and Knock control.
点火控制包括三大部分，即：充磁（即闭合角）控制、点火提前角控制和爆震控制。