搜索结果: 1-15 共查到“工学 diesel engine”相关记录42条 . 查询时间(0.108 秒)
Emission and performance analysis of a diesel engine burning cashew nut shell oil bio diesel mixed with hexanol
Hexanol Biodiesel Engine performance Emission
2018/4/2
In this study, the effect of doping hexanol into biodiesel which is from neat cashew nut shell biodiesel oil on the emissions and the performance characteristics was studied in a constant speed diesel...
Injector Waveform Monitoring of a Diesel Engine in Real-Time on a Hardware in the Loop Bench
HIL FPGA Real-Time Injector Waveform Diesel Engine
2015/1/12
This thesis presents the development, experimentation and validation of a reliable and robust system to monitor the injector pulse generated by an Engine Control Module (ECM) and send the correspondin...
Emissions of Regulated Pollutants and PAHs from Waste-cooking-oil Biodieselfuelled Heavy-duty Diesel Engine with Catalyzer
Waste cooking oil Biodiesel PAH Diesel engine Ultra-low sulfur diesel
2016/3/28
The development of biodiesels is being driven by the need for reducing emissions from diesel engines without modifying
engines and for saving energy. The major obstacle to biodiesel commercialization...
Emission reductions of Air Pollutants from a Heavy-duty Diesel Engine Mixed with Various Amounts of H2/O2
Diesel engine Hydrogen Engine Performance Air Pollutants Emission
2016/3/28
This study investigated emission reductions of polycyclic aromatic hydrocarbons (PAHs), hydrocarbons (HCs), carbon
monoxide (CO), carbon dioxide (CO2), particulate matters (PM), and nitrogen oxides (...
柴油机燃烧生物油/柴油乳化燃料的负荷特性（Bio-oil/Diesel Emulsion Fuel Load Characteristics of Diesel Engine）
柴油机 生物油 乳化燃料 负荷特性
2010/12/29
将玉米秸秆粉热解液化得到的生物油和0号柴油以及适量的乳化剂混合均质，得到不同配比的2种生物油/柴油乳化燃料。在ZS1110型柴油机台架上进行2种生物油/柴油乳化燃料和纯柴油的发动机台架实验，获得乳化燃料和纯柴油的柴油机负荷特性曲线。研究结果表明：2种乳化油的有效热效率均高于纯柴油，且生物油浓度为15%的生物油/柴油乳化燃料较纯柴油有明显的节油效果。但乳化燃料使柴油机喷油嘴发生积碳现象。
柴油机燃用小桐子油燃烧与排放研究（Investigations of Combustion and Exhaust Emissions of a Diesel Engine Using Jatropha curcasl Oil）
柴油机 小桐子油 燃烧 排放
2010/12/29
分析了小桐子油的主要成分及理化性质。以ZH1115型直喷柴油机作为试验样机，用不同比例的油料作为燃料，测量了气缸压力及NOx、HC、CO和烟度等废气排放，分析其负荷特性。燃用小桐子油与燃用柴油时相比，发动机气缸压力和压力升高率，NOx、HC排放和排温均较低，烟度相当，只有CO排放略高。供油提前角提前时，燃用小桐子油的发动机气缸压力和压力升高率增大， NOx排放量增加，排气温度略有降低，CO排...
低温环境下ISG技术柴油机起动性能分析（Analysis on Starting System of ISG Diesel Engine under Low-temperature）
柴油机 起动系统 ISG
2010/12/29
分析了低温环境下ISG技术柴油机起动性能的主要影响因素，结合柴油机的起动阻力矩、最低起动转速和ISG电机工作特性等因素，确定了ISG电机的最大输出功率；考察了极板结构、电解液温度对蓄电池容量的影响，研究了起动阻力矩与ISG电机功率、蓄电池容量之间的匹配关系，得到了起动阻力矩随环境温度、起动转速的变化规律。试验表明：减少板极厚度、增加板极高度，适当提高电解液密度，可以提高蓄电池容量；在相同的环境温度...
基于低温等离子体辅助催化技术的柴油机排放试验（Experiment on Harmful Emissions of Diesel Engine with Non-thermal Plasma Assisted Catalyst Technology）
柴油机 低温等离子体 催化剂 台架试验
2010/12/29
基于介质阻挡放电理论，设计了低温等离子体发生器，协同Na-Rh/γ-Al2O3负载型催化剂建立了低温等离子体辅助催化（NPAC）系统。通过台架试验研究了在NPAC技术作用下，柴油机有害排放的变化规律。研究结果表明：在NPAC技术作用下，柴油机碳烟颗粒排放有效降低，最高转化效率接近58%；NOx排放总量明显降低，在中低负荷时，转速3 600 r/min对应的NOx转化率比较高，最高达81.5%...
装载机发动机与液力变矩器功率匹配优化（Optimization of Power Matching on Torque-converter with Diesel Engine for Wheel Loader）
装载机 液力传动 功率匹配 优化 满意度函数
2010/12/28
分析了现有装载机发动机与液力变矩器功率匹配的特性。根据装载机液压泵的工作情况，把装载机分为3种典型工况，建立了装载机发动机与液力变矩器匹配多目标优化模型。建立了基于满意度原理的满意度函数，给出了解题步骤和方法。算例分析表明：基于满意度原理的装载机发动机与液力变矩器功率匹配方法优化可行。
Combustion and Fuel Technologies of Advanced Diesel Engine
Advanced engine technology Fuel property Premixed compression ignition Clean diesel combustion Variable valve actuation Ultra-high pressure fuel injection
2010/9/8
It is significantly important to improve not only diesel emission but also fuel consumption simultaneously. It is difficult to achieve high NOx conversion by catalyst for low and middle engine load op...
The effect of ethanol, petrol and rapeseed oil blends on direct injection diesel engine performance and exhaust emissions
diesel engine ethanol petrol rapeseed oil performance efficiency emissions smoke opacity
2010/10/29
The article deals with the testing results of a four stroke four cylinder, DI diesel engine operating on pure rapeseed oil (RO) and its 2.5vol%, 5vol% and 7.5vol% blends with ethanol (ERO) and petrol ...
Emissions from Using Viscous Agent-Treated Fishing Boat Fuel Oil: Tests with a Heavy-Duty Diesel Engine (HDDE) Dynamometer
Viscous agent FBFA RDS0.5 Particulate matter PAH
2016/3/29
In order to clamp down on the illegal use of fishing boat fuel A (FBFA) and to reduce exhaust emissions in Taiwan, the
residue from a desulfurization unit (RDS) and pyrolysis fuel oil (PFO) were adde...
The possibility of increasing the quantity of oxygenates in fuel blends with no diesel engine modifications
oxygenates dehydrated ethanol D–RME–E exhaust emission biofuel properties
2010/10/29
Two fuel kinds of organic origin including rapeseed methyl ester (RME) and ethanol (E) were selected for their different physical-chemical parameters to study the maximum apt volume of oxygenates to m...
Analysis of the ecological parameters of the diesel engine powered with biodiesel fuel containing methyl esters from Camelina sativa oil
biodiesel fuel Camelina sativa oil diesel engine ecological parameters
2010/10/29
The article explores the possibilities of using fatty acid methyl esters derived from the oil of a new species of oily plant Camelina sativa not demanding on soil. The performed research on the physic...
Effect of Exhaust Gas Recirculation (EGR) on the Performance and Emission Characteristics of Diesel Engine with Sunflower Oil Methyl Ester
Emission Exhaustgas Recirculation Sunflower Oil
2010/1/15
Transesterified fuels (biodiesel) from vegetable oils are alternative fuels for diesel engines. They are renewable and offer potential reduction in CO and HC emissions due to higher O2 contents in veg...