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93篇 您的检索式:作者名="kneer"
    题名 作者 年代 出处 被引量
1燃煤初期碳烟生成的激光诱导白炽光LII诊断研究显示文摘本文基于光学可视化Hencken平焰燃烧器系统平台,采用激光诱导白炽光(LII)方法对煤粉燃烧初期碳烟生成过程进行诊断。结果表明,高阶PH煤在燃烧初期产生的碳烟量高于低阶准东(Zhundong)煤。化学渗透热解模型计算结果证明这主要由PH煤热解过程中更高的焦油产量所致。时间尺度分析表明,在1500 K, 20%O2燃烧条件下,PH煤碳烟生成的特征时间(约20 ms)滞后于煤粉点火特征时间(约10 ms)和挥发分燃烧特征时间(约12 ms).随着环境中氧气浓度的降低,碳烟生成的特征时间增加。通过建立简化的碳烟生成/氧化模型,进一步揭示了煤粉燃烧初期煤粉点火、挥发分燃烧和碳烟生成过程的内在联系。实验中还发现与常规条件相比,富氧条件对煤粉燃烧初期碳烟生成存在抑制作用。高琦 李水清 Diego Zabrodiec Reinhold Kneer 姚强 2019工程热物理学报2019,40,6:3
2标准旋流火焰场的燃烧特性实验与模拟研究显示文摘本文搭建了4.2 kW标准化的旋流燃烧机理实验台,通过调节配风构造了三种旋流强度(旋流数S=0、0.5和0.9)的燃烧工况,测量并比较了不同旋流数下的流场结构及温度特性。相比直流燃烧火焰,全旋流燃烧火焰=的长度缩短,径向展宽增大。基于OpenFOAM对各工况的数值模拟结果与试验测得的火焰形貌、回流区结构及温度分布特性吻合较好。利用拉格朗日方法追踪了直径40μm颗粒在旋流场中的运动轨迹,发现部分颗粒被回流区卷吸重新进入高温区。分析颗粒运动轨迹上的聚并核函数演化,发现其在高温回流区取值较大,在下游随着温度和湍流耗散率的降低而逐渐减小。本研究为煤粉旋流燃烧过程中的细颗粒物生成提供了前期的基础。李祎鹏 黄骞 马鹏 Reinhold Kneer 李水清 2022工程热物理学报2022,43,4:2
3Pharmacokinetics of cefetamet piroxil with ascending oral doses in normal healthy volunteers显示文摘Tam Yk Kneer J Dubach Uc Stoeckel K 1989Antimiicrob Ag Chemother1989,33,:1
4Hyperaccumulation,complexation and distribution of nickel in Sebertia acumunata显示文摘Sagner S Kneer R Wanner G 1998Phytochemistry1998,47,:1
5Investigation of the influence of multiple gasoline direct injections on macroscopic spray quantities at different boundary conditions by means of visualization techniques 显示文摘Martin D Pischke P Kneer R 2010International Journal of Engine Research2010,,1:1
6Hyperaccumulation, complexation and distribution of niekel in Sebertia acuminate显示文摘Sangner S Kneer R Wanner G 1998Phytochemistry1998,47,:1
7A multiple-dose, open-label, safety, compliance, and usage evaluation study of epicutaneously applied Diractin (ketoprofen in Transfersome) in joint/musculoskeletal pain or soft tissue inflammation 显示文摘KNEER W ROTHER I ROTHER M 2009Curr Drug Saf2009,4,1:1
8Computed tomography guided percutaneous lung biopsies and sus- pected fungal infections in pediatric cancer patients 显示文摘Kropshofer G Kneer A Edlinger M 2014Pediatr Blood Cancer2014,5,1:1
9Electrochemical measurements during the chemical mechanical polishing of tungsten thin film 显示文摘Kneer E A Raghunath C Mathew V 1997Journal of Electrochemical Society1997,144,9:1
10Vacuolar compartmentaliza- tion: a second-generation approach to engineering plants for phytoremediation 显示文摘Tong Y-P Kneer R Zhu Y-G 2004Trends in Plant Science2004,9,1:1
11Determination of thermal contact resistance from transient temperature measurements 显示文摘Fieberg C Kneer R 2008International Journal of Heat and Mass Transfer2008,51,56:1
12CFD-simulation of a new receiver design for a molten salt solar power tower 显示文摘GARBRECHT O SIBAI A F KNEER R 2013Solar Energy2013,90,1:1
13Hyperaccumulation, complexation and distribution of nickel in Sebertia acurninata显示文摘Sagner S Kneer R Wanner G 1998Phytocbemistry1998,47,:1
14Ergosteroids H : biologically active metabolites and synthetic derivatives of dehydroepiandrosterone 显示文摘Lardy H Kneer N Wei Y 1998Steroids1998,63,:1
15Ergosteroids Ⅱ:Biologically active metabolites and synthetic derivatives of dehydroepiandrosterone显示文摘LARDY H A KNEER N WEI Y 1998Steroids1998,63,:1
16Investigation of the influence of multiple gasoline direct injections on macroscopic spray quantities at different boundary conditions by means of visu- alization 显示文摘Martin D Pischke P Kneer R 2010lnt J Engine Res2010,11,6:1
17Investigation of the influence of multiple gasoline direct injections on macroscopic spray quantities at different boundary conditions by means of visualization techniques显示文摘Martin D Pischke P Kneer R 2010International Journal of Engine Research2010,11,6:1
18Determination of thermal contact resistance from transient temperature measurements显示文摘Fieberg C Kneer R 2008International Journal of Heat and Mass Transfer2008,51,56:1
19Dmg-free gelcontaining ultra-deformable phospholipid vesicles(TDT064) as topical therapy for the treatment of pain associatedwith osteoarthritis:a review of clinical efficacy and safety显示文摘Conaghan PQBijlsma JW Kneer W 2014Curr Med Res Opin2014,30,4:1
20Cefetamet pivoxil; a review of its microbiology, toxicology, phasmacokinetics and clinical efficacy 显示文摘 Edwards Dj Kissling M Kneer J Stoeckel K 1992International Joumal of Antimicrobiotic Agents1992,1,:1
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