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
  Synonym:lead

双语例句

• The distributor spark advance arm was milled from a solid piece of brass.
  经销商点火提前手臂被碾碎从一个坚实的一块黄铜。
• 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。
• Vacuum automatic spark advance device
  真空式自动提前点火装置
• On front panel of control system, ignition parameters which engine operation need according to experiment demands can be recomposed ( spark advance angle and charging interval can be modified on line and spark advance, charging interval, rotate speed et al can be displayed).
  在控制系统前面板上，可以根据要求设定发动机工作所需要的点火参数，即可在线调节点火提前角和充电时间，并对点火提前角、充电时间、转速等进行显示。
• Deceleration spark advance control
  减速点火提前控制装置
• The characteristic in the field of A/ F closed loop control is discussed, and the conception of primary spark advance angle set is introduced.
  讨论了A/F闭环控制区域的特点，提出了初选点火提前角集合的概念。
• The knock detection system makes spark advance angle approach critical knock, avoids strong knock in gasoline engine, and improves the power performance and fuel economy performance.
  爆震检测系统可以使汽油机的点火提前角接近爆震临界点，避免汽油机发生强烈爆震，使其具有更好的动力性和经济性。
• In modern spark ignition engine, in order to optimize Spark Advance Angle to increase the dynamic performance and economic performance and decrease emission, the Microcomputer controlled ignition system is adopted.
  为了提高火花点火发动机动力性、经济性和改善排放，进行点火提前角的调整优化，通常采用电控点火系统。
• When increasing the spark advance angle, the engine performance is improved, but the exhaust emission of NO_ ( x), THC, CO and CO_2 are decreased.
  增大点火提前角可使发动机的动力性能得到改善，但发动机NOx，总碳氢THC，CO及CO2的排放污染明显减少。
• 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。