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ORIFICE: 作品数：348被引量：1081H指数：14; 导出分析报告; 相关领域：医药卫生更多>>; 相关作者：朱江帆李兆申王东胡三元王锡山更多>>; 相关机构：中国医师协会第二军医大学同济大学附属东方医院卫生部更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划国家教育部博士点基金国家科技支撑计划更多>>

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

Particle motion and enrichment behavior of dense granular impinging-jets generated by the nozzle with rectangular orifice: 《Particuology》2025年第1期312-327,共16页Ting Li Qingguo Lin Haokun Liu Shengju Wang Weifeng Li; supported by the National Natural Science Foundation of China(grant Nos.22278133 and U21B2088).; Particle motion regime and enrichment behavior of dense granular impinging-jets formed by the nozzle with rectangular orifice are experimentally and numerically investigated.Two impingement patterns are identified,inc...; 关键词：Dense granular impinging-jet Enrichment behavior Rectangular orifice

Influence of cyclic ignition and steady-state operation on a 1–2 A barium tungsten hollow cathode: 《Plasma Science and Technology》2024年第12期121-131,共11页Fufeng WANG Tianhang MENG Zhongxi NING Ximing ZHU; supported by the Key Projects of Schoolenterprise Joint Fund(No.U22B20120);the National Science Fund for Distinguished Young Scholars(No.52107141)。; Booming low-power electric propulsion systems require 1–2 A hollow cathodes.Such cathodes are expected to go through more frequent ignitions in the low orbit,but the impact of cyclic ignitions on such 1–2 A barium t...; 关键词：hollow cathode cyclic ignition stable operation ORIFICE ion bombardment

Single-orifice/dual-orifice喷嘴的闪急沸腾喷雾特性试验: 《航空动力学报》2024年第11期216-227,共12页缪俊杰吴伟秋李宪开尹超姜凯琳范育新; 国家科技重大专项(2017-Ⅲ-0007-0033);1912项目。; 针对RP-3航空煤油,开展single-orifice/dual-orifice喷嘴闪急沸腾喷雾特性的试验研究,揭示煤油过热度和喷嘴结构参数对喷嘴内部两相流动和下游闪急沸腾喷雾形态的影响。试验研究表明:增加single-orifice喷嘴长径比会抑制喷嘴内部的空化...; 关键词：single-orifice/dual-orifice喷嘴闪急沸腾喷雾航空煤油喷嘴内部两相流动喷嘴下游射流喷雾相关性

Resection of polyps involving the appendiceal orifice by combined endo-laparoscopic surgery: Two case reports: 《World Journal of Gastrointestinal Surgery》2024年第6期1948-1952,共5页Yue-Yi Zhang Jun-Yang Lu Qiang Wang Ai-Ming Yang; Supported by the National High-Level Hospital Clinical Research Funding,No.2022-PUMCH-B-024 and No.2022-PUMCH-A-020;Undergraduate Teaching Reform and Innovation Project,No.2022zlgc0108.; BACKGROUND The management of polyps involving the appendiceal orifice(AO)presents notable challenges.Endoscopic resection is frequently hindered by operational complexities,a heightened risk of incomplete removal,and ...; 关键词：POLYPS Laterally spreading tumor Appendiceal orifice Endoscopic resection Combined endo-laparoscopic surgery Case report

Vaginal natural orifice transluminal endoscopic total hysterectomy(vNOTES): 《Gynecology and Obstetrics Clinical Medicine》2024年第2期126-127,共2页Ilnur Irekovich Musin Edvard Alexandrovich Berg Alfiya Galimovna Yashchuk Gulnaz Khanifovna Murtazina Daniil Nikolaevich Ovsiuk Zarina Tagirovna Gimaeva; A total hysterectomy is a common procedure.According to published data,in the European Union,laparoscopic and laparoscopicassisted hysterectomies are performed more frequently than abdominal hysterectomies.A newtechni...; 关键词：ORIFICE HYSTERECTOMY ENDOSCOPIC

Numerical analysis of a projecting wall type oscillating water column(PW-OWC)wave energy converter in regular waves: 《Journal of Hydrodynamics》2024年第3期479-491,共13页Lei Tan Ruiyuan Chang Tomoki Ikoma; supported by the JSPS Grant-in-Aid for Scientific Research(B)(Grant No.18H01646);the Collaborative Research Program of Research Institute for Applied Mechanics,Kyushu University(Grant No.2024S4-CD-1).; Oscillating water column(OWC)based wave energy absorption devices are classic which have been widely used for harnessing ocean wave energy.This paper presents a numerical study on a projecting wall(PW)type OWC wave en...; 关键词：Computational fluid dynamics(CFD)simulation hydrodynamic analysis oscillating water column(OWC)damping orifice airflow phase difference

Two big orifices in the second duodenal portion:A case of an atypical double papilla: 《Hepatobiliary & Pancreatic Diseases International》2024年第1期83-85,共3页Salvatore Francesco Vadalàdi Prampero Nikola Panic Marco Massidda Chiara Rocchi Pierluigi Maria Rinaldi Ana Malenkovic Milutin Bulajic; With the advent of endoscopic retrograde cholangiopancreatography(ERCP)in the early 1970s,anatomic anomalies of the Vaterian system were described endoscopically[1].Although the occurrence is rare,the common bile duct...; 关键词：ORIFICE VATER ATYPICAL

Effect of Dynamic Pressure Feedback Orifice on Stability of Cartridge-Type Hydraulic Pilot-Operated Relief Valve: 《Chinese Journal of Mechanical Engineering》2023年第4期227-241,共15页Yaobao Yin Dong Wang Junyong Fu Hong-chao Jian; Supported by National Natural Science Foundation of China(Grant No.52175059);National Key Research and Development Program of China(Grant No.2018YFB2001100).; Current research on pilot-operated relief valve stability is primarily conducted from the perspective of system dynamics or stability criteria,and most of the existing conclusions focus on the spool shape,damping hole...; 关键词：Pilot-operated relief valve Dynamic pressure feedback orifice STABILITY RAPIDITY IMMUNITY

妇科经阴道自然腔道内镜手术专家共识被引量：15: 《中国微创外科杂志》2023年第7期481-490,共10页世界华人医师协会妇产科专业组刘娟郑莹沈杨刘畅张宗峰; 近年来,随着妇科单孔手术技术和腹腔镜器械的快速发展,经阴道自然腔道内镜手术(transvaginal natural orifice transluminal endoscopic surgery,vNOTES)在妇科领域得到日益广泛的应用。传统经阴道手术虽然创伤小,但具有一定的局限性,...; 关键词：自然腔道内镜手术阴式手术妇科医生经阴道手术手术视野腹腔镜器械 ORIFICE 技术推广

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