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

• 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
• 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。
• CNG/ Gasoline Dual-Fuel Vehicles Automatic Spark Advance Angle Adjustment
  CNG/汽油双燃料汽车点火提前角的自动调整电火花点火，电气点火
• 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 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。
• 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
• By rational designing the combustion chamber, choosing the compression ratio, adopting the electronic controlled ignition system with spark advance angle along with speed's change and optimizing the LPG-air blender, the single cylinder gas fuel engine acquires the fine integrated performance.
  该机通过合理的设计燃烧室，选择适当的压缩比，采用点火提前角随转速变化的电子控制的点火系统，通过对燃气和空气混合器的优化，使单缸燃气发动机取得了优良的综合性能。
• 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。
• 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。
• Then throttle angle and spark advance are selected as the control inputs, engine speed and intake manifold pressure as state variables, engine speed as output, the model is two-input single-output system state equation.
  然后选取节气门开度和点火提前角为控制输入量，发动机转速和进气歧管压强为状态变量，发动机转速为输出量，建立了两输入单输出的系统状态方程。