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

• 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。
• 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。
• Closed loop control of spark advance using a cylinder pressure sensor
  使用气缸压力传感器的点火正时闭环控制系统
• Research of Optimum of Basic Spark Advance Angle in A/ F Closed Loop Control Field
  A/F闭环控制区域基本点火提前角优化研究
• 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。
• 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。
• 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。
• 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 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。
• 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。