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

• Angle. Computer Measuring System of Engine Spark Advance for Torque
  发动机点火提前角自动测试系统
• 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。
• Spark Advance Angle Adjusting System of S.I. Engine
  摩托车发动机点火提前角实时调节系统
• Study on Idling Speed Stability by Spark Advance Angle Controlling Based on CMAC
  基于CMAC的点火提前角控制怠速稳定性的研究
• 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。
• 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。
• 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。
• 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。
• 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。