NOZZLE

作品数：378被引量：741H指数：11
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In-situ observation of inclusion agglomeration behaviors and its correlation to clogging of nozzle in low-carbon steels with different amounts of Ti and Al addition
《Journal of Iron and Steel Research International》2025年第2期388-398,共11页Yong-bo Yuan Wang-zhong Mu Chen Tian Xiao-ming Liu Tie Liu Qiang Wang 
National Natural Science Foundation of China(Nos.U21A20116,U21A20117 and 52304347);National Natural Science Foundation of Liaoning(Nos.2023-MSBA-135 and 2023-BSBA-107);the Fundamental Research Funds for the Central Universities(Nos.N2409006 and N2409008)are acknowledged to support this work;Swedish Foundation for International Cooperation in Research and Higher Education(STINT,Project No.IB2022-9228)is acknowledged by W.Mu to support his visit between KTH(Sweden)and NEU(China).
Understanding the motion behaviors of non-metallic inclusions in the liquid metal is important for clean steel production.High-temperature confocal laser scanning microscopy is applied to investigate the effect of dif...
关键词：INCLUSION AGGLOMERATION ALLOYING Nozzle clogging High-temperature confocal laser scanning microscopy 
Review of UAVs for efficient agrochemical spray application
《International Journal of Agricultural and Biological Engineering》2025年第1期1-9,共9页Narayan Raosaheb Gatkal Sachin Madhukar Nalawade Girishkumar Balasaheb Bhanage Ramesh Kumar Sahni Avdhoot Ashok Walunj Pravin Bhaskar Kadam Musrrat Ali 
financially supported by the Deanship of Scientific Research,Vice Presidency for Graduate Studies and Scientific Research,King Faisal University,Saudi Arabia(Grant No.KFU243000).
Insect infestation attacks in agricultural ecosystems are becoming more common because of global warming as well as farmland environmental circumstances,necessitating the development of new crop production technology....
关键词：deposition DRIFT flight height flying speed NOZZLE unmanned aerial vehicle(UAV) 
Experimental Study on Diesel Spray and Flame Asymmetry Characteristics of Dual-Orifice Nozzles for a Medium-Speed Engine
《Journal of Thermal Science》2025年第1期303-322,共20页JU Dehao LIURui ZHENG Liang DENG Jiahui ZHANG Wenzheng HUO Jinlu HUANG Li 
financially supported by the Ministry of Science and Technology(National Key Research and Development Program-Strategic Technology Innovation Collaboration Project,Grant No:2022YFE0209000);the Natural Science Foundation of Shanghai(Grant Nos.21DZ1208100&22170712600);Chongqing Natural Science Foundation(Grant No.CSTB2022NSCQ-MSX1589)。
The asymmetry of the multi-orifice spray will cause uneven heat load of the marine diesel engine,thereby affecting its working performance and service life.Therefore,an in-depth understanding of the spray and flame ch...
关键词：dual-orifice nozzle nozzle structure ATOMIZATION spray flame asymmetry 
Experimental investigation and numerical analysis on high-efficiency shock vectoring control serpentine nozzles
《Chinese Journal of Aeronautics》2024年第12期296-324,共29页Zhonghao HUI Jingwei SHI Wentao LIN Li ZHOU Zhanxue WANG Yongquan LIU 
supported by the Science Center for Gas Turbine Project,China(Nos.P2022-B-Ⅱ-010-001 and P2022-B-I-002-001);the National Natural Science Foundation of China(Nos.52376032 and 52076180);the Funds for Distinguished Young Scholars of Shaanxi Province,China(No.2021JC-10);the National Science and Technology Major Project,China(No.J2019-Ⅱ-0015-0036);the Fundamental Research Funds for the Central Universities,China(No.501XTCX2023146001).
The high-efficiency Shock Vectoring Control Serpentine Nozzle(SVCSN)takes into account both thrust vectoring and infrared stealth,and significantly improves the comprehensive performance of the aero-engines through an...
关键词：Shock vectoring control Serpentine nozzle Auxiliary injection Thrust vectoring performance Flow control 
Sensitivity Analysis of Injection Characteristic to Structural Parameters of GDI Injector Nozzle Hole
《内燃机学报》2024年第6期541-548,共8页Li Xinhai Wang Lu Cheng Yong Shang Xianshang 
山东省自然科学基金资助项目(ZR2021QE065).
The nozzle inner-flow characteristic of the“spray G”injector was studied by the computational fluid dynamics(CFD)simulation,and the sensitivity of cycle fuel mass to the conicity and entrance radius of the nozzle ho...
关键词：gasoline direct injection injector nozzle hole conicity nozzle hole entrance radius CAVITATION 
Effect of Free-Stream Mach Number on the Base Thermal Environment of LaunchVehicle
《Journal of Thermal Science》2024年第6期2426-2436,共11页WANG Xu XU Xu YU Jiaqi YANG Qingchun 
supported by the Outstanding Research Project of Shen Yuan Honors College;Academic Excellence Foundation of BUAA for PhD Students;National Key Laboratory of aerospace liquid propulsion
Convective heating of the rocket base caused by high-temperature reverse flow has long been a focus of thermal protection research.With distinctive structural characteristics,the base thermal environment of a twin-noz...
关键词：rocket base heating free stream Mach number shock-turbulence interaction twin-nozzle 
Research on Influen e Mechanism of Nozzle Structure on Properties of Thick Carbon Steel Plate by Laser Cutting
《Chinese Journal of Mechanical Engineering》2024年第6期118-130,共13页Nan Chen Yan Shi Yan Pang Ruotao Li 
Supported by Equipment Pre-Research Foundation of China(Grant No.50923030512)。
Aiming at problems such as slow cutting speed,poor cutting quality and inability to cut thick plates effectively with traditional single-layer nozzle structure,it is proposed to add an outer ring core to form a double...
关键词：Laser cutting Nozzle structure Flow field analysis Cutting speed Section quality 
Study on Flow Characteristics and Performance of Baffled Shock Two-Dimensional Vector Nozzle
《Advances in Aerospace Science and Technology》2024年第4期148-166,共19页Masum Hossain Yasir Kamal Sourav Mallick Md Rifat Jahan Angkon 
This research paper presents a numerical study on the flow characteristics and performance of a baffled shock two-dimensional vector nozzle. The baffled shock vector nozzle is a type of fluid thrust vectoring nozzle t...
关键词：Thrust Vector Control Baffle Displacement The Opening of Discharge Gap The Thrust Vector Angle Thrust Coefficient 
Numerical simulation on gas–liquid multiphase flow behavior under coupling effects of annular gas curtain and swirling flow at tundish upper nozzle
《Journal of Iron and Steel Research International》2024年第11期2693-2709,共17页Xu-feng Qin Chang-gui Cheng Yang Li Wei-li Wu Hao Chen Chao-fa Zhao Yan Jin 
funded by the National Natural Science Foundation of China(Nos.51874215 and 52204351);the China Postdoctoral Science Foundation(2022M722487).
A three-dimensional mathematical model has been established for a novel metallurgy process coupling an annular gas curtain with swirling flow at tundish upper nozzle. The discrete phase model and volume of fluid model...
关键词：Annular gas curtain Swirling flow Tundish upper nozzle Multiphase flow Numerical simulation 
Numerical investigation of dynamic characteristics of dual throat nozzle and bypass dual throat nozzle in thrust vectoring starting process被引量：1
《Chinese Journal of Aeronautics》2024年第10期184-206,共23页Yuqi ZHANG Jinglei XU Minglei CAO Ruifeng PAN Shuai HUANG 
the continued support of Key Laboratory of Inlet and Exhaust system Technology (Nanjing University of Aeronautics and Astronautics), China;Ministry of Education, National Science and Technology Major Project of China (Nos. 2017-V-0004-0054, 2019-II-0007-0027, Y2022II-0005-0008);Defense Industrial Technology Development Program of China (No. JCKY2019605D001);Advanced Jet Propulsion Creativity Center of AEAC of China (No. HKCX2020-02-011);China Postdoctoral Science Foundation (No. 2022M721598);Jiangsu Funding Program for Excellent Postdoctoral Talent of China (No. 2022ZB214);the Youth Fund Project of Natural Science Foundation of Jiangsu Province of China (No. BK20230891);the National Natural Science Foundation of China (No. 12332018);Science Center for Gas Turbine Project, China (P2022-B-I-006-001) and some other related foundations
The Bypass Dual Throat Nozzle(BDTN)is a novel fluidic Thrust Vectoring(TV)nozzle,it switches to TV state by opening the valve in the bypass.To greatly manipulate the BDTN,the dynamic characteristics in the TV starting...
关键词：Dual Throat Nozzle(DTN) Bypass Dual Throat Nozzle(BDTN) Dynamic characteristic Thrust vectoring starting process Cavity vortex Hysteresis effect 
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