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
双语例句
- 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。 - 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。 - 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 - 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。 - Deceleration spark advance control
减速点火提前控制装置 - 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。 - 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。 - 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 - The system can make the spark advance angle curve according to the ideal and practical adjusted spark advance angle. It also can amend the spark advance angle curve in the ECU which makes engine have ideal spark advance angle according to practice.
能够根据实际调节的理想点火提前角生成点火提前角曲线，对ECU内部原有的点火提前角曲线进行修改，使ECU能够根据实际情况控制发动机理想的点火提前角。 - 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。