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| 1 | A Straight-bladed Vertical Axis Wind Turbine with a Directed Guide Vane Row-Effect of Guide Vane Geometry on the Performance-显示文摘The objective of this study is to show the effect of guide vane geometry on the performance. In order to overcomethe disadvantages of vertical axis wind turbine, a straight-bladed vertical axis wind turbine (S-VAWT) witha directed guide vane row has been proposed and tested by the authors. According to previous studies, it wasclarified that the performance of the turbine can be improved by means of the directed guide vane row. However,the guide vane geometry of S-VAWT has not been optimized so far. In order to clarify the effect of guide vanegeometry, the effects of setting angle and gap between rotor blade and guide vane on power coefficient and startingcharacteristic were investigated in the experiments. The experimental study of the proposed wind turbinewas carried out by a wind tunnel. The wind tunnel with a diameter of 1.8m is open jet type. The wind velocityis 8 m/s in the experiments. The rotor has three straight blades with a profide of NACA0018 and a chord lengthof 100 mm, a diameter of 0.6 m and a blade height of 0.7 m. The guide vane row consists of 3 arc plates. | Manabu TAKAO Hideki KUMA Takao MAEDA Yasunari KAMADA Michiaki OKI Atsushi MINODA | 2009 | Journal of Thermal Science2009,18,1: | 13 |
| 2 | 温轧细化亚晶7475铝合金板材的力学性能(英文)显示文摘研究了温轧下过渡元素对7475铝合金板材晶粒细化的影响。经350°C温轧、480°C固溶热处理后,用Zr代替Cr的7475铝合金具有稳定亚晶超细组织;平均亚晶直径接近3μm。结果表明,溶液中的Zr能稳定亚晶是因为温轧中析出了细小的Al3Zr粒子;另一方面,含Cr粒子化合物在温轧之前析出,并且在温轧过程中会变粗大。与传统冷轧7475铝合金板材相比,温轧细化亚晶板材具有独特的性能。固溶处理后的温轧板材,在厚度截面的亚晶组织具有高比例小于15°的小角度晶界;温轧T6态合金板材的强度高于传统7475铝合金板材强度10%。温轧铝合金板材最显著的特点是,在与轧制方向呈45°时高Lankford(r)值为3.5,而其平均Lankford(r)值为2.2。高Lankford(r)值有利于组织演变为β-fiber织构,特别是强{011}?211?黄铜部分。同时,温轧板材也具有高的抗应力腐蚀开裂性能(SCC)。根据Kikuchi线和透射电镜分析,温轧T6板材形成的小角度晶界导致无沉淀析出带(PFZs)难以形成,这是导致抗应力腐蚀开裂性能提高的重要因素,其原因是晶界和晶内的电化学性能存在差异。 | Hiroki TANAKA Tadashi MINODA | 2014 | Transactions of Nonferrous Metals Society of China2014,24,7: | 5 |
| 3 | 人工全膝关节中多孔钽金属型和骨水泥型胫骨假体周围骨矿物质密度比较显示文摘背景:多孔钽金属近年来用作全膝关节置换的金属植入材料。其多孔性、低弹性模量和高摩擦性能可保证良好的生理负荷传导并保留假体周围的骨储备。但就我们所知,这种小梁金属(TrabecularMetal)胫骨假体对周围骨矿物质密度的影响未见文献报道。本文的目的是对使用非骨水泥的小梁金属胫骨假体和骨水泥型胫骨假体关节周围骨矿物质密度进行比较。方法:对使用小梁金属胫骨假体和使用骨水泥固定的钴铬钼合金胫骨假体各28个膝分别在术前2周、术后2周、术后6、12、18和24个月进行双能x线吸收光谱扫描,以评价假体周围骨矿物质密度。所有手术均由一名医师操作并采用髌旁内侧入路。结果:术前两组股骨颈、腕关节、腰椎椎体或膝关节的骨密度均无明显差异。术后两组的胫骨骨密度均下降。但术后24个月的胫骨侧位x线片显示小梁金属胫骨假体周围的骨密度减低明显小于骨水泥型胫骨假体组(平均值±标准差,-6.7%±22.9%与-36.8%+24.2%;p=0.002)。两组患者的膝关节学会(Knee Society)评分、膝关节活动度和腰椎椎体骨密度在术后24个月无明显差异。假体微动和假体周围骨折在两组膝关节中均未见到。结论:全膝关节置换术使用小梁金属胫骨假体的胫骨外侧平台的骨密度降低小于使用骨水泥型胫骨假体的膝关节。确定多孔钽金属胫骨假体用于全膝关节置换的长期临床疗效尚待进一步研究。 | Yukihide Minoda Akio Kobayashi Hiroyoshi Iwaki Mitsuhiko Ikebuchi Fumiaki Inori Kunio Takaoka 赵建宁(译) 包倪荣(译) | 2010 | 中华骨科杂志2010,30,6: | 4 |
| 4 | Endoscopic mucosal resection vs endoscopic submucosal dissection for superficial non-ampullary duodenal tumors显示文摘BACKGROUND The selection of endoscopic treatments for superficial non-ampullary duodenal epithelial tumors(SNADETs)is controversial.AIM To compare the efficacy and safety of endoscopic mucosal resection(EMR)and endoscopic submucosal dissection(ESD)for SNADETs.METHODS We retrospectively analyzed the data of patients with SNADETs from a database of endoscopic treatment for SNADETs,which included eight hospitals in Fukuoka,Japan,between April 2001 and October 2017.A total of 142 patients with SNADETs treated with EMR or ESD were analyzed.Propensity score matching was performed to adjust for the differences in the patient characteristics between the two groups.We analyzed the treatment outcomes,including the rates of en bloc/complete resection,procedure time,adverse event rate,hospital stay,and local or metastatic recurrence.RESULTS Twenty-eight pairs of patients were created.The characteristics of patients between the two groups were similar after matching.The EMR group had a significantly shorter procedure time and hospital stay than those of the ESD group[median procedure time(interquartile range):6(3-10.75)min vs 87.5(68.5-136.5)min,P<0.001,hospital stay:8(6-10.75)d vs 11(8.25-14.75)d,P=0.006].Other outcomes were not significantly different between the two groups(en bloc resection rate:82.1%vs 92.9%,P=0.42;complete resection rate:71.4%vs 89.3%,P=0.18;and adverse event rate:3.6%vs 17.9%,P=0.19,local recurrence rate:3.6%vs 0%,P=1;metastatic recurrence rate:0%in both).Only one patient in the ESD group underwent emergency surgery owing to intraoperative perforation.CONCLUSION EMR has significantly shorter procedure time and hospital stay than ESD,and provides acceptable curability and safety compared to ESD.Accordingly,EMR for SNADETs is associated with lower medical costs. | Mitsuru Esaki Kazuhiro Haraguchi Kazuya Akahoshi Naru Tomoeda Akira Aso Soichi Itaba Haruei Ogino Yusuke Kitagawa Hiroyuki Fujii Kazuhiko Nakamura Masaru Kubokawa Naohiko Harada Yosuke Minoda Sho Suzuki Eikichi Ihara Yoshihiro Ogawa | 2020 | World Journal of Gastrointestinal Oncology2020,12,8: | 2 |
| 5 | Comparison of starch hydrolysis activity and thermal stability of two Ba- cillus licheniformis c~-amylases and insights into engi- neering - amylase variants active under acidic conditions 显示文摘 | Lee S Oneda H Minoda M | 2006 | J Biol Chem2006,139,6: | 1 |
| 6 | Polyethylene wear particles in synovial fluid after total knee arthroplasty显示文摘 | Minoda Y Kobayashi A Iwaki H | 2003 | Clin Orthop Relat Res2003,,410: | 1 |
| 7 | Acid stable a-Amylase of black Aspergilli Part II 显示文摘 | Minoda Y Arai M Torigoe Y | 1968 | Agr Biol Chem1968,32,1: | 1 |
| 8 | The incidence of the patellar clunk syndrome in a recently designed mobile-bearing pos- teriorly stabilised total knee replacement 显示文摘 | Fukunaga K Kobayashi A Minoda Y | 2009 | J Bone Joint Surg Br2009,91,4: | 1 |
| 9 | Wear particle analysis of highly crosslinked polyethylene isolated from a failed total hip arthroplasty显示文摘 | Minoda Y Kobayashi A Sakawa A | | 0,,02: | 1 |
| 10 | Studies on tannin acyl hydrolase of microorganisms part II:A new method determining the enzyme activity using the change of uhraviolet absorption 显示文摘 | Libuchi S Minoda Y Yanaada K | 1967 | Agr Biol Chem1967,31,5: | 1 |
| 11 | Diffusion Tensor Tractography in the Head-and-Neck Region Using a Clinical 3-T MR Scanner显示文摘 | Masuma Akter Toshinori Hirai Ryosei Minoda Ryuji Murakami Shutaro Saiki Tomoyuki Okuaki Mika Kitajima Hirofumi Fukuoka Akira Sasao Shinichiro Nishimura Eiji Yumoto Kazuo Awai Yasuyuki Yamashita | 2009 | Academic Radiology2009,,7: | 1 |
| 12 | Studies on tannin acyl hydrolase of microorganisms显示文摘 | Iibuchi S minoda Y Yamada K | 1997 | Agric Biol Chem1997,31,: | 1 |
| 13 | Auditory hair cell replacement and hearing improvement by Atohl gene therapy in deaf mammals显示文摘 | Izumikawa M Minoda R Kawamoto K | 2005 | Nat Med2005,11,3: | 1 |
| 14 | Mathl gene transfer generates new cochlear hair cells in mature guinea pigs in vivo显示文摘 | Kawamoto K Ishimoto S Minoda R | 2003 | J Neurosci2003,23,: | 1 |
| 15 | Porous tantalum tibial component prevents periprosthetic loss of bone mineral density after total knee arthroplasty for five years:a matched cohort study显示文摘 | Minoda Y Kobayashi A Ikebuchi M | 2013 | J Arthroplasty2013,28,10: | 1 |
| 16 | Promolion of plant and root growth by soybean meat degradalion products显示文摘 | HASEGAWA N FUKUMOTO Y MINODA M | 2002 | Biotechnol Lett2002,24,: | 1 |
| 17 | Studies on tannin acyl hydrolase of microorganisms part III :purification of the enzyme and some properties of it 显示文摘 | Libuchi S Minoda Y Yanaada K | 1967 | Agr Biol Chem1967,32,7: | 1 |
| 18 | Causes of recur- rent laryngeal nerve paralysis 显示文摘 | Yumoto E Minoda R Hyodo M | 2002 | Auris Nasus Larynx2002,29,1: | 1 |
| 19 | The incidence of the patellar clunk syndrome in a recently designed mobile-bearing posteriorly stabilised total knee replacement显示文摘 | Fukunaga K Kobayashi A Minoda Y | 2009 | J Bone Joint Surg Br2009,91,4: | 1 |
| 20 | Math1 gene transfer generates new cochlear hair cells in mature guinea pigs in vivo显示文摘 | Kawamoto K Ishimoto S Minoda R | 2003 | Neurosci2003,23,: | 1 |