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
- 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。 - 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。 - 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。 - 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。 - 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。 - A new type of centrifugal spark advance device is adopted in model FD663 contactless distributor.
FD663型无触点分电器采用了一种新的离心提前机构。 - 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。 - 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 - 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。 - Vacuum automatic spark advance device
真空式自动提前点火装置