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

• Firstly, the CNG engine torque control theory is introduced, and the relationship between the engine output torque and the three control parameters: the spark advance angle, the air-fuel ratio and the throttle opening, is derivated.
  首先，研究天然气发动机转矩控制理论，推导点火提前角、空燃比和节气门开度三个控制参数与转矩之间的关系。
• 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。
• 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。
• 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
• 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。
• Angle. Computer Measuring System of Engine Spark Advance for Torque
  发动机点火提前角自动测试系统
• 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。
• 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
• 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
• 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。