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    • 1. 发明专利
    • Method for analyzing strength of fastened structure
    • 分析强度结构强度的方法
    • JP2008250410A
    • 2008-10-16
    • JP2007087760
    • 2007-03-29
    • Kobe UnivToyota Motor Corpトヨタ自動車株式会社国立大学法人神戸大学
    • HARADA TAKESHITONAI MAKOTOTAKAMI RIEFUKUOKA TOSHIMICHI
    • G06F17/50
    • PROBLEM TO BE SOLVED: To provide a method for facilitating strength analysis of a fastened structure in a short time through simple structure.
      SOLUTION: In the method for analyzing the strength of a fastened structure obtained by fastening a male thread member 1 to a female thread member 2, springs acting in the radial, circumferential and vertical directions of a node at a screw thread contact portion between the male thread member 1 and the female thread member 2 are assumed, and spring constants kr, kθ and kn equivalent to a stress received by the contact portion are determined and defined for the respective assumed springs, whereby calculation necessary for strength analysis is performed while substituting the stress received by the contact portion by the springs. Since the analysis of the springs can be linearly treated, repeated calculations due to the conventional nonlinear analysis is not required, and the calculation necessary for strength analysis can be facilitated in a short time.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种通过简单的结构在短时间内促进紧固结构的强度分析的方法。 解决方案:在通过将外螺纹构件1紧固到内螺纹构件2而获得的紧固结构的强度分析方法中,在螺纹接触部分处沿节点的径向,周向和垂直方向作用的弹簧 假设外螺纹构件1和内螺纹构件2之间,并且为各个假定弹簧确定和限定由接触部分接收的应力的弹簧常数kr,kθ和kn,由此进行强度分析所需的计算 同时用弹簧代替由接触部分接收的应力。 由于可以对弹簧的分析进行线性处理,不需要由于常规非线性分析的重复计算,并且可以在短时间内促进强度分析所需的计算。 版权所有(C)2009,JPO&INPIT
    • 2. 发明专利
    • Gas-liquid two-phase flow supply device and flow evaluation system
    • 气液两相流动装置和流量评估系统
    • JP2008275356A
    • 2008-11-13
    • JP2007116518
    • 2007-04-26
    • Toyota Motor Corpトヨタ自動車株式会社
    • MATSUOKA KATSUYATONAI MAKOTOMORI HIDEOHAMAMOTO YOSHINORIIWAMURA NAOKIHIGUCHI KOJIRO
    • G01N15/08B05B7/24
    • PROBLEM TO BE SOLVED: To make a liquid flow rate close to a desired value when gas and liquid are mixed and the mixture is supplied as a gas-liquid two-phase flow to a measuring object.
      SOLUTION: This gas-liquid two-phase flow supply device 20 includes an outer pipe 22 whose one end is attached to one side surface of a porous body 12 as the measuring object, and an inner pipe 24 that is arranged inside the outer pipe 22 while the axis is aligned and whose one end is separated from one side surface of the porous body 12 at an optional interval. Liquid is supplied from the other end of the inner tube 24, gas is supplied from the other end of an annular pipe section 26 between the outer pipe 22 and the inner pipe 24, the gas and liquid are mixed in a space 28 between one side surface of the porous body 12 and an opening of the inner pipe 24, and the mixture is supplied as the gas-liquid two-phase flow to the porous body 12. Using the gas-liquid two-phase flow supply device 20, a gas-liquid two-phase flow evaluation system for measuring the pressure loss of the porous body 12 is constituted.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:当混合气体和液体并将混合物作为气液两相流供给到测量对象时,使液体流量接近期望值。 解决方案:该气液两相流动供给装置20包括:外管22,其一端安装在作为测量对象的多孔体12的一个侧表面;以及内管24, 外管22的轴线对准,其一端以可选的间隔与多孔体12的一个侧面分离。 从内管24的另一端供给液体,从外管22和内管24之间的环状管段26的另一端供给气体,气体和液体在一侧 多孔体12的表面和内管24的开口,并且将混合物作为气液两相流供给到多孔体12.使用气液两相流动供给装置20,将气体 构成用于测量多孔体12的压力损失的液体两相流评价系统。 版权所有(C)2009,JPO&INPIT
    • 3. 发明专利
    • Finite element analyzer
    • 有限元分析仪
    • JP2009086807A
    • 2009-04-23
    • JP2007253107
    • 2007-09-28
    • Toyota Motor Corpトヨタ自動車株式会社
    • HARADA TAKESHITONAI MAKOTOSUZUKI KATSUYUKI
    • G06F17/50
    • PROBLEM TO BE SOLVED: To apply an overlaying mesh method concerning an analysis object having a nonlinear solid problem in a finite element analyzer.
      SOLUTION: The finite element analyzer 10 using the overlaying mesh method includes: a CPU 12; an input part 14; an output part 16; and a storage part 18. The CPU 12 includes: a global mesh setting part 20 for setting global mesh being comparatively coarse mesh in a whole region being the whole analysis object region; a local mesh setting part 22 for setting local mesh being the mesh with sufficient fineness in the partial region of the analysis object region; and an overlaying mesh method discretizing part 24 for generating a discretization equilibrium equation which describes relation among a rigid matrix, a node displacement vector, and a load force vector concerning the analysis object having the nonlinear solid problem under the condition of the overlaying mesh method.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:在有限元分析仪中应用关于具有非线性固体问题的分析对象的覆盖网格方法。 解决方案:使用覆盖网格法的有限元分析器10包括:CPU 12; 输入部14; 输出部16; CPU12包括:全局网格设置部分20,用于在整个分析对象区域的整个区域中设置全局网格为比较粗糙的网格; 局部网格设置部分22,用于在分析对象区域的部分区域中设置具有足够细度的网格的局部网格; 以及叠加网格法离散化部分24,用于生成离散平衡方程,该离散平衡方程描述了在叠加网格方法的条件下关于具有非线性固体问题的分析对象的刚性矩阵,节点位移矢量和载荷力矢量之间的关系。 版权所有(C)2009,JPO&INPIT
    • 4. 发明专利
    • Numerical value analysis model generation apparatus
    • 数值分析模型生成装置
    • JP2005250895A
    • 2005-09-15
    • JP2004061037
    • 2004-03-04
    • Toyota Motor Corpトヨタ自動車株式会社
    • TONAI MAKOTO
    • G06F17/50H01M8/04
    • Y02E60/50
    • PROBLEM TO BE SOLVED: To provide a numerical value analysis model generation apparatus capable of automatically generating a highly accurate analysis model while reducing working man hour. SOLUTION: The numerical value analysis model apparatus 10 comprises: a projection means 21 projecting the shape of an adjacent member adjacent to analysis object to the analysis object: a split means 22 splitting the analysis of interest into small regions as a projection line projected to the analysis object by the projection means 21 as a boundary line; and a property value setting means 24 setting a property value for the numerical analysis to the respective small regions split by the splitting means 21. The analysis object is automatically region-split in accordance with the shape of the adjacent member; and the property value for numerical value analysis is automatically defined to the respective small regions. Thus, the highly accurate numerical value analysis model is generated with the working man hour reduced compared with a case defining the property value by manual work. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供能够在减少工作时间的同时自动生成高精度分析模型的数值分析模型生成装置。 解决方案:数值分析模型装置10包括:投影装置21,将与分析对象相邻的邻近构件的形状投影到分析对象上:分割装置22,将感兴趣分析分成小区域作为投影线 通过投影装置21投影到分析对象作为边界线; 以及属性值设定装置24,其将数值分析的属性值设置为由分割装置21分割的各个小区域。分析对象根据相邻构件的形状自动区域分割; 并且数值分析的属性值被自动定义为各个小区域。 因此,与通过手动工作定义属性值的情况相比,产生了高精度的数值分析模型。 版权所有(C)2005,JPO&NCIPI
    • 6. 发明专利
    • Fuel cell
    • 燃料电池
    • JP2010027253A
    • 2010-02-04
    • JP2008184247
    • 2008-07-15
    • Toyota Motor Corpトヨタ自動車株式会社
    • TONAI MAKOTO
    • H01M8/02H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide a fuel battery capable of improving drainage in a gas flow passage groove formed in a separator with a comparatively simple constitution. SOLUTION: The fuel battery is composed of a fuel battery cell 100 in which a membrane electrode assembly is formed with an electrolyte membrane 1, catalyst layers 2, 2 and gas diffusion layers 3, 3, and separator layers 4, 4 with groove streaks 41 to become gas flow passages in a side face opposing to this membrane electrode assembly are arranged and installed at both sides of the membrane electrode assembly. At least on the groove streaks 41 formed on the separator 4 on a cathode side, a curtain 5 of which at least the surface has hydrophilic property is mounted, at the time of low-load power generation of the fuel battery, a free end of the curtain 5 is positioned in the vicinity of the gas diffusion layer 3, and at the time of high-load power generation, the curtain 5 is deformed or raised by the pressure of the gas flowing in the groove streaks 41. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种能够以比较简单的结构改进形成在隔膜中的气体流路槽中的排水的燃料电池。 解决方案:燃料电池由燃料电池单元100组成,其中膜电极组件形成有电解质膜1,催化剂层2,2和气体扩散层3,3以及隔板层4,4,具有 凹槽条41成为与该膜电极组件相对的侧面中的气体流路,并且安装在膜电极组件的两侧。 至少在阴极侧形成在隔板4上的凹槽条纹41上,至少具有表面具有亲水性的帘幕5安装在燃料电池的低负载发电时,自由端 幕5位于气体扩散层3的附近,在高负载发电时,由于在槽条41中流动的气体的压力,幕5变形或升高。 (C)2010,JPO&INPIT
    • 7. 发明专利
    • Gas-liquid two-phase flow evaluation simulation device and gas-liquid two-phase flow evaluation simulation program
    • 气液两相流量评估模拟装置和气液两相流量评估模拟程序
    • JP2008276357A
    • 2008-11-13
    • JP2007116668
    • 2007-04-26
    • Toyota Motor Corpトヨタ自動車株式会社
    • MATSUOKA KATSUYATONAI MAKOTOMORI HIDEOHAMAMOTO YOSHINORIIWAMURA NAOKIHIGUCHI KOJIRO
    • G06F19/00
    • PROBLEM TO BE SOLVED: To perform calculation giving excellent compatibility with an experiment result when the porosity distribution of a porus body has a plurality of porosity peaks, in gas-liquid two-phase flow evaluation simulation. SOLUTION: When the porosity distribution of the porus body has the plurality of porosity peaks, the porus body is modeled as a porus body wherein each layer having the porosity distribution corresponding to each the porosity peak is sequentially layered and disposed (S10), a gas relative permeability k G and a liquid relative permeability k L are respectively calculated according to the porosity distribution in each the layer (S12), an inflow pressure P IN is imparted to a first layer to obtain P OUT1 on an outflow pressure side of the first layer (S14), the outflow pressure P OUT1 of the first layer is imparted as an inflow pressure P IN2 to a second layer to obtain an outflow pressure P OUT2 of the second layer (S16), and it is repeated to calculate a pressure loss ΔP of the porus body with an outflow pressure obtained about an outflow side layer as P OUT (S20). COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:在气液两相流评价模拟中,当孔体的孔隙率分布具有多个孔隙率峰值时,进行与实验结果优异的相容性的计算。 解决方案:当孔体的孔隙率分布具有多个孔隙度峰值时,将孔体建模为孔体,其中具有对应于每个孔隙率峰值的孔隙率分布的每个层依次层叠并设置(S10) ,气体相对渗透率k G 和液体相对渗透率k L 分别根据各层中的孔隙度分布计算(S12),流入压力P IN 被赋予第一层以在第一层的流出压力侧获得P OUT1 (S14),流出压力P OUT1 第一层作为流入压力P IN2 赋予第二层,以获得第二层的流出压力P OUT2 ,并重复计算一 具有作为P OUT 的流出侧层获得的流出压力的孔体的压力损失ΔP(S20)。 版权所有(C)2009,JPO&INPIT
    • 8. 发明专利
    • Method for measuring condition and behavior of fluid flow, and its device
    • 用于测量流体条件和行为的方法及其装置
    • JP2006337123A
    • 2006-12-14
    • JP2005160816
    • 2005-06-01
    • Toyota Motor Corpトヨタ自動車株式会社
    • TONAI MAKOTO
    • G01M9/06
    • PROBLEM TO BE SOLVED: To provide a method for measuring the conditions and behaviors of the flow of fluids and its device, which enable easier discrimination between a gas part and a liquid part and further miniaturization of the device, as compared to conventional methods and devices.
      SOLUTION: (1) The measuring method for the conditions and behaviors of the flow of fluids has a process for mixing water-soluble pigments with a gas to be supplied from a gas supply source 2, and a process for measuring the condition and behavior of a flow of a fluid mixed with the pigments flowing in a visualized model 3 for an object to be tested. (2) The measuring device 1 for the conditions and behaviors of the flow of fluids has the gas supply device 2, the visualized model 3 for the object to be tested whose internal passage is observable from outside, and a pigment mixer 4 for mixing the water-soluble pigments with a gas supplied from the supply device 2 to the visualized model 3. (3) The object to be tested is a fuel cell. (4) The water-soluble pigments are mixed in a powder state with the gas.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种用于测量流体及其装置的流动的条件和行为的方法,其使得能够更容易地区分气体部分和液体部分,并且与传统的方法相比,该装置进一步小型化 方法和设备。 (1)流体流动条件和行为的测量方法具有将水溶性颜料与从气体供应源2供给的气体混合的方法,以及用于测量条件的方法 以及与在待测物体的可视化模型3中流动的颜料混合的流体流动的行为。 (2)用于流体的流动状况和行为的测量装置1具有气体供给装置2,用于从外部观察其内部通道的待测试对象的可视化模型3和用于混合 具有从供给装置2供给到可视化模型3的气体的水溶性颜料。(3)被测定物是燃料电池。 (4)水溶性颜料以粉末状态与气体混合。 版权所有(C)2007,JPO&INPIT
    • 9. 发明专利
    • Fuel cell simulator
    • 燃料电池模拟器
    • JP2005108660A
    • 2005-04-21
    • JP2003341170
    • 2003-09-30
    • Toyota Motor Corpトヨタ自動車株式会社
    • TONAI MAKOTOIDA ATSUMIKINOSHITA KATSUHIKOMATSUOKA KATSUYAMORINAGA MASAHIKO
    • G06F17/50H01M8/04
    • H01M8/04298H01M8/04305
    • PROBLEM TO BE SOLVED: To propose a fuel cell simulator useful for guideline presentation for performance improvement in analyzing performance degradation causes of a fuel cell. SOLUTION: This fuel cell simulator displays, as a breakdown of overvoltages, an activation overvoltage, a concentration overvoltage, and a resistance overvoltage by discriminating them from one another. By displaying the breakdown of the overvoltages by discriminating them from one another, it is facilitated to grasp how much ratio the activation overvoltage, the concentration overvoltage, and the resistance overvoltage each occupy in the entire loss, and it is useful for the guideline presentation for performance improvement in analyzing performance degradation causes of the fuel cell. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提出一种燃料电池模拟器,其用于指导性演示,用于分析燃料电池的性能劣化原因的性能改进。

      解决方案:该燃料电池模拟器通过将它们彼此区分开来显示过电压的分解,激活过电压,浓度过电压和电阻过电压。 通过将它们彼此区分来显示过电压的故障,便于掌握激活过电压,浓度过电压和电阻过电压在整个损耗中占据多少比例,并且有助于指导性介绍 分析燃料电池性能下降原因的性能改进。 版权所有(C)2005,JPO&NCIPI

    • 10. 发明专利
    • Dilution device
    • 稀释装置
    • JP2011067723A
    • 2011-04-07
    • JP2009218792
    • 2009-09-24
    • Toyota Motor Corpトヨタ自動車株式会社
    • TONAI MAKOTOMORINAGA MASAHIKOKURITA SHUJI
    • B01F5/00B01F3/02H01M8/04H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide a dilution device capable of a more certain, more sufficient dilution treatment. SOLUTION: The dilution device 1 includes: a container 2 which is bottomed, covered, and hollow cylindrical; a dilution object gas introduction part 3 which is located in the middle of a lid surface part 2a of the container 2 and introduces a dilution object gas into the container 2 in the axial direction A; a diluent introduction part 4 which is located on an outer peripheral surface part 2b of the container 2 and introduces the diluent in the circumferential direction θ along the inner skin of the container 2; and a discharge part 5 which is located on the outer peripheral surface part 2b of the container 2 and exhausts a mixed gas of the dilution object gas and the diluent mixed out of the container 2. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供能够进行更确定,更充分的稀释处理的稀释装置。 解决方案:稀释装置1包括:底部,被覆盖和中空圆柱形的容器2; 稀释对象气体导入部3,其位于容器2的盖面部2a的中间,并将稀释对象气体沿轴向A导入容器2; 稀释剂引入部4,其位于容器2的外周面部2b上,沿着容器2的内皮沿周向θ引入稀释剂; 以及位于容器2的外周面部2b上的排出部5,排出从容器2混合的稀释对象气体和稀释剂的混合气体。(C)2011,JPO&INPIT