搜索结果: 1-15 共查到“Ignition”相关记录22条 . 查询时间(0.062 秒)
Experimental investigation on traversing hot jet ignition of lean hydrocarbon-air mixtures in a constant volume combustor
Jet Ignition Engine Wave Rotor Combustion
2015/1/12
A constant-volume combustor is used to investigate the ignition initiated by a
traversing jet of reactive hot gas, in support of combustion engine applications that include novel wave-rotor constant-...
Experimental Investigation into Combustion Torch Jet Ignition of Methane-Air, Ethylene-Air, and Propane-Air Mixtures
Torch Jet Hot Gas Jet Ignition Ethylene Methane Propane
2015/1/12
Ignitability and the ignition delay time of a combustible mixture in a long combustion chamber, ignited by a hot combustion torch jet generated in a pre-chamber was investigated experimentally in rela...
Traversing Hot-Jet Ignition in a Constant-Volume Combustor
Constant-Volume Combustor Traversing Hot-Jet Ignition
2014/11/13
Hot-jet ignition of a combustible mixture has application in internal combustion engines, detonation initiation, and wave rotor combustion. Numerical predictions are made for ignition of combustible m...
Fast-ignition design transport studies: realistic electron source, integrated PIC-hydrodynamics, imposed magnetic fields
Fast-ignition design transport realistic electron source integrated PIC-hydrodynamics imposed magnetic fields
2012/5/29
Transport modeling of idealized, cone-guided fast ignition targets indicates the severe challenge posed by fast-electron source divergence. The hybrid particle-in-cell [PIC] code Zuma is run in tandem...
Dopant induced ignition of helium nanodroplets in intense few-cycle laser pulses
Dopant helium nanodroplets intense few-cycle laser pulses rare-gas
2011/8/11
Abstract: We demonstrate ultrafast resonant energy absorption of rare-gas doped He nanodroplets from intense few-cycle (~10 fs) laser pulses. We find that less than 10 dopant atoms "ignite" the drople...
Ignition from a Fire Perimeter in a WRF Wildland Fire Model
Ignition Fire Perimeter WRF Wildland Fire Model Atmospheric and Oceanic Physics
2011/8/4
Abstract: The current WRF-Fire model starts the fire from a given ignition point at a given time. We want to start the model from a given fire perimeter at a given time instead. However, the fuel bala...
Ignition Pattern Analysis for Automotive Engine Trouble Diagnosis using Wavelet Packet Transform and Support Vector Machines
automotive engine ignition pattern diagnosis pattern classification
2011/8/5
Engine spark ignition is an important source for diagnosis of engine faults. Based on the waveform of the ignition pattern, a mechanic can guess what may be the potential malfunctioning parts of an en...
汽油机油膜模型参数辨识（Parameters Identification of the Fuel Film Model for Spark Ignition Engines）
汽油机 油膜模型 参数辨识
2010/12/28
为了提高汽油机瞬态空燃比的控制精度，油膜模型被广泛使用。回顾了油膜模型参数的传统辨识方法，提出了可加快辨识过程的解耦辨识法，实现了模型参数的解耦自动辨识。通过仿真试验，证明了该解耦辨识法的有效性。最后提出了较为理想的双方程辨识方法，可定量计算得到油膜参数的值。
Shock tube study of n-decane ignition at low pressures
Ignition delay time n-Decane Heated shock tube
2012/2/24
Ignition delay times for n-decane/O_2/Ar mixtures were measured behind reflected shock waves using endwall pressure and CH* emission measurements in a heated shock tube. The initial postshock conditio...
Loss on ignition: Measuring soil organic carbon in soils of the Sahel, West Africa
Loss on ignition Sahel Mali Africa carbon sequestration
2011/1/13
Traditional methods of measuring soil organic carbon (SOC) are not adequate for accurate evaluation of C sequestration nor to meet environmental safety requirements. Methods that permit accurate asses...
A STUDY ON SPONTANEOUS IGNITION OF BITUMINOUS COAL
self-heating spontaneous ignition bituminous coals
2009/10/14
The thermal properties of four bituminous coals were studied using isothermal and temperature-programmed calorimeters, such as a differential thermal analysis, a heat flux calorimeter C80 and an therm...
SPONTANEOUS IGNITION OF BIODIESEL: A POTENTIAL FIRE RISK
biodiesel spontaneous ignition fire
2009/10/14
The spontaneous ignition of biodiesel was for the first time suspected to be the cause of a recent fire in Japan. We herein present experimental evidence implying this potential risk of biodiesel. Thu...
INVESTIGATION INTO THE EFFECT OF DIFFERENT FUELS ON IGNITION DELAY OF M-TYPE DIESEL COMBUSTION PROCESS
ignition delay case study M-type
2009/10/14
An ignition delay is a very complex process which depends on a great number of parameters. In practice, definition of the ignition delay is based on the use of correlation expressions. However, the co...
A Simulation Model for a Single Cylinder Four-Stroke Spark Ignition Engine Fueled with Alternative Fuels
Power generation Pollution ICE Spark ignition engine model Simulation model Thermodynamics
2009/10/9
Considering the energy crises and pollution problems today, investigations have concentrated on decreasing fuel consumption by using renewable alternative fuels and on lowering the concentration of to...
Feasibility Study of Auto Ignition in In-situ Combustion Process
In-situ combustion Heavy oil Kinetic model Auto ignition
2009/8/4
Application of in-situ combustion is not widespread for a variety of reasons including the relatively large expense required to evaluate prospects. Moreover, because of the complexity of in-situ comb...