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 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。
• 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。
• 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
• 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。
• 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。
• Deceleration spark advance control
  减速点火提前控制装置
• 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。
• 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。
• 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
• Improvement of Electronic Spark Advance d for Compact Gasoline Engine Electronic Spark Control of Motorcycle with Engine Management System
  小型汽油机数字点火系统的研究与改进电喷摩托车的点火与控制