spark advance

1. Deceleration spark advance control
   减速点火提前控制装置
2. The distributor spark advance arm was milled from a solid piece of brass.
   经销商点火提前手臂被碾碎从一个坚实的一块黄铜。
3. 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
4. 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
5. Vacuum automatic spark advance device
   真空式自动提前点火装置
6. 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
7. 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。
8. 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。
9. 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。
10. 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。
11. 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。
12. 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
13. 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
14. 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
15. On front panel of control system, ignition parameters which engine operation need according to experiment demands can be recomposed ( spark advance angle and charging interval can be modified on line and spark advance, charging interval, rotate speed et al can be displayed).
    在控制系统前面板上，可以根据要求设定发动机工作所需要的点火参数，即可在线调节点火提前角和充电时间，并对点火提前角、充电时间、转速等进行显示。
16. 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。
17. 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。
18. 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。
19. 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。
20. 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。
21. 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。
22. Angle. Computer Measuring System of Engine Spark Advance for Torque
    发动机点火提前角自动测试系统
23. 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。
24. 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。
25. 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。
26. The exhaust temperature and gas consumption rate were analyzed with different coefficient of excess air and spark advance angle.
    针对大功率气体天然气发动机热负荷较高的问题，研究了不同负荷和过量空气系数下的排气温度及气耗率。
27. 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。

noun

1. the timing of ignition relative to the position of the piston in an internal-combustion engine

   Synonym:    lead