
论文摘要翻译(400字)有分追加! 200
专业名词可以不翻译,主要是语句通顺,符合语法,有好的再追加100分!利用UG、Hypermesh以及ANSYS软件,对某型发动机一级涡轮叶片进行有限元分析,得到叶片的应力...
专业名词可以不翻译,主要是语句通顺,符合语法,有好的再追加100分!
利用UG、Hypermesh以及ANSYS软件,对某型发动机一级涡轮叶片进行有限元分析,得到叶片的应力分布,为后续寿命试验做准备。
为了提高涡轮叶片寿命预测的精度,根据涡轮叶片不同部位的工艺和几何特征设计制造特征试验件,同时也从涡轮叶片代表性部位取材并设计制造取样试验件。应用CSS-3905电子疲劳蠕变试验机对模拟涡轮叶片工艺和几何特征的特征试验件进行540摄氏度下的高温疲劳蠕变试验,得到试件的裂纹形成寿命和裂纹扩展寿命,并定时拍照记录裂纹扩展的规律与速率。
在解决了有限元软件接口问题前提下,充分利用UG、Hypermesh以及ANSYS三软件各自优势共同完成有限元分析的全过程,可以很大程度上提高效率。
特征试验件的高温疲劳蠕变试验的数据分析结果表明,根据涡轮叶片不同部位的工艺和几何特征设计制造的特征试验件,要比同种材料的标准试件的力学性能有所降低,且寿命试验结果离散性较大。因此在涡轮叶片的实际设计中应该考虑定向结晶高温合金经过铸造成型后由于冶金、晶体取向以及薄壁效应造成涡轮叶片力学性能的降低。
请不要用翻译软件翻译,200分不是这么容易拿的,1楼2楼PASS 展开
利用UG、Hypermesh以及ANSYS软件,对某型发动机一级涡轮叶片进行有限元分析,得到叶片的应力分布,为后续寿命试验做准备。
为了提高涡轮叶片寿命预测的精度,根据涡轮叶片不同部位的工艺和几何特征设计制造特征试验件,同时也从涡轮叶片代表性部位取材并设计制造取样试验件。应用CSS-3905电子疲劳蠕变试验机对模拟涡轮叶片工艺和几何特征的特征试验件进行540摄氏度下的高温疲劳蠕变试验,得到试件的裂纹形成寿命和裂纹扩展寿命,并定时拍照记录裂纹扩展的规律与速率。
在解决了有限元软件接口问题前提下,充分利用UG、Hypermesh以及ANSYS三软件各自优势共同完成有限元分析的全过程,可以很大程度上提高效率。
特征试验件的高温疲劳蠕变试验的数据分析结果表明,根据涡轮叶片不同部位的工艺和几何特征设计制造的特征试验件,要比同种材料的标准试件的力学性能有所降低,且寿命试验结果离散性较大。因此在涡轮叶片的实际设计中应该考虑定向结晶高温合金经过铸造成型后由于冶金、晶体取向以及薄壁效应造成涡轮叶片力学性能的降低。
请不要用翻译软件翻译,200分不是这么容易拿的,1楼2楼PASS 展开
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In order to enhance the turbine blade life forecast the precision, according to the turbine blade different spot's craft and the geometry characteristic design manufacture characteristic test piece, simultaneously also selects material from the turbine blade representative spot and designs the manufacture sample test piece. To simulates the turbine blade craft and the geometry characteristic characteristic test piece using the CSS-3905 electron weary slow change testing machine carries on 540 degree Celsius under the high temperature creep tests, obtains the test sample crack to form the life and the fracture growth life, and fixed time photographs the record fracture growth the rule and the speed. in has solved under the finite element software interface question premise, fully using UG, Hypermesh as well as the ANSYS three software respective superiority completes the finite element analysis together the entire process, may raise the efficiency to a great extent. the characteristic test piece's high temperature creep test's data analysis result indicated that according to the turbine blade different spot's craft and the geometry characteristic design manufacture's characteristic test piece, must have compared to the homogeneous material standard test sample mechanical properties reduces, and the length-of-life test result leaves the divergence to be big. Therefore, because should consider the directional crystal heat-resisting alloy in turbine blade's actual design after the casting formation the metallurgy, the crystal orientation as well as the thin wall effect create the turbine blade mechanical properties reduction.
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he use of UG, Hypermesh and ANSYS software, to a certain type of engine turbine blades for a finite element analysis, the leaves of the stress distribution, in order to follow-up to prepare for life test.
In order to increase turbine blade life prediction accuracy, according to different parts of turbine blades and geometric characteristics of the process characteristics of design and manufacture of test pieces, as well as representation from the turbine blade design and manufacture of parts and materials sampling test pieces. Application of CSS-3905 electronic testing machine for fatigue-creep simulation of turbine blade technology and features of the geometric characteristics of test pieces to 540 degrees Celsius under high temperature fatigue-creep test, the sample of crack initiation life and crack growth life, and records from time to time to take photographs with the laws of crack growth rate.
In the settlement of the finite element software interface under the premise of making full use of UG, Hypermesh three ANSYS software, as well as their respective advantages, finite element analysis to complete the whole process can largely improve efficiency.
Characteristics of test pieces of high-temperature fatigue-creep test data analysis results show that different parts of turbine blade in accordance with the process and the geometric characteristics of features of design and manufacture of test pieces of the same material than the standard test piece of the mechanical properties decrease, and life test results of a larger dispersion. Turbine blades in the actual design should be considered after a high-temperature alloy directionally solidified casting after forming as a result of metallurgy, crystal orientation and the effect of thin-walled turbine blades caused by the reduction of mechanical properties.
he use of UG, Hypermesh and ANSYS software, to a certain type of engine turbine blades for a finite element analysis, the leaves of the stress distribution, in order to follow-up to prepare for life test.
In order to increase turbine blade life prediction accuracy, according to different parts of turbine blades and geometric characteristics of the process characteristics of design and manufacture of test pieces, as well as representation from the turbine blade design and manufacture of parts and materials sampling test pieces. Application of CSS-3905 electronic testing machine for fatigue-creep simulation of turbine blade technology and features of the geometric characteristics of test pieces to 540 degrees Celsius under high temperature fatigue-creep test, the sample of crack initiation life and crack growth life, and records from time to time to take photographs with the laws of crack growth rate.
In the settlement of the finite element software interface under the premise of making full use of UG, Hypermesh three ANSYS software, as well as their respective advantages, finite element analysis to complete the whole process can largely improve efficiency.
Characteristics of test pieces of high-temperature fatigue-creep test data analysis results show that different parts of turbine blade in accordance with the process and the geometric characteristics of features of design and manufacture of test pieces of the same material than the standard test piece of the mechanical properties decrease, and life test results of a larger dispersion. Turbine blades in the actual design should be considered after a high-temperature alloy directionally solidified casting after forming as a result of metallurgy, crystal orientation and the effect of thin-walled turbine blades caused by the reduction of mechanical properties.
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The use of UG, Hypermesh and ANSYS software, to a certain type of engine turbine blades for a finite element analysis, the leaves of the stress distribution, in order to follow-up to prepare for life test.
In order to increase turbine blade life prediction accuracy, according to different parts of turbine blades and geometric characteristics of the process characteristics of design and manufacture of test pieces, as well as representation from the turbine blade design and manufacture of parts and materials sampling test pieces. Application of CSS-3905 electronic testing machine for fatigue-creep simulation of turbine blade technology and features of the geometric characteristics of test pieces to 540 degrees Celsius under high temperature fatigue-creep test, the sample of crack initiation life and crack growth life, and records from time to time to take photographs with the laws of crack growth rate.
In the settlement of the finite element software interface under the premise of making full use of UG, Hypermesh three ANSYS software, as well as their respective advantages, finite element analysis to complete the whole process can largely improve efficiency.
Characteristics of test pieces of high-temperature fatigue-creep test data analysis results show that different parts of turbine blade in accordance with the process and the geometric characteristics of features of design and manufacture of test pieces of the same material than the standard test piece of the mechanical properties decrease, and life test results of a larger dispersion. Turbine blades in the actual design should be considered after a high-temperature alloy directionally solidified casting after forming as a result of metallurgy, crystal orientation and the effect of thin-walled turbine blades caused by the reduction of mechanical properties.
In order to increase turbine blade life prediction accuracy, according to different parts of turbine blades and geometric characteristics of the process characteristics of design and manufacture of test pieces, as well as representation from the turbine blade design and manufacture of parts and materials sampling test pieces. Application of CSS-3905 electronic testing machine for fatigue-creep simulation of turbine blade technology and features of the geometric characteristics of test pieces to 540 degrees Celsius under high temperature fatigue-creep test, the sample of crack initiation life and crack growth life, and records from time to time to take photographs with the laws of crack growth rate.
In the settlement of the finite element software interface under the premise of making full use of UG, Hypermesh three ANSYS software, as well as their respective advantages, finite element analysis to complete the whole process can largely improve efficiency.
Characteristics of test pieces of high-temperature fatigue-creep test data analysis results show that different parts of turbine blade in accordance with the process and the geometric characteristics of features of design and manufacture of test pieces of the same material than the standard test piece of the mechanical properties decrease, and life test results of a larger dispersion. Turbine blades in the actual design should be considered after a high-temperature alloy directionally solidified casting after forming as a result of metallurgy, crystal orientation and the effect of thin-walled turbine blades caused by the reduction of mechanical properties.
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Increaseing turbine blade life prediction accuracy, according to different parts of turbine blades and geometric characteristics of the process characteristics of design and manufacture of test pieces, as well as representation from the turbine blade design and manufacture of parts and materials sampling test pieces. Application of CSS-3905 electronic testing machine for fatigue-creep simulation of turbine blade technology and features of the geometric characteristics of test pieces to 540 degrees Celsius under high temperature fatigue-creep test, the sample of crack initiation life and crack growth life, and records from time to time to take photographs with the laws of crack growth rate.
In the settlement of the finite element software interface under the premise of making full use of UG, Hypermesh three ANSYS software, as well as their respective advantages, finite element analysis to complete the whole process can largely improve efficiency.
Characteristics of test pieces of high-temperature fatigue-creep test data analysis results show that different parts of turbine blade in accordance with the process and the geometric characteristics of features of design and manufacture of test pieces of the same material than the standard test piece of the mechanical properties decrease, and life test results of a larger dispersion. Turbine blades in the actual design should be considered after a high-temperature alloy directionally solidified casting after forming as a result of metallurgy, crystal orientation and the effect of thin-walled turbine blades caused by the reduction of mechanical properties.
In the settlement of the finite element software interface under the premise of making full use of UG, Hypermesh three ANSYS software, as well as their respective advantages, finite element analysis to complete the whole process can largely improve efficiency.
Characteristics of test pieces of high-temperature fatigue-creep test data analysis results show that different parts of turbine blade in accordance with the process and the geometric characteristics of features of design and manufacture of test pieces of the same material than the standard test piece of the mechanical properties decrease, and life test results of a larger dispersion. Turbine blades in the actual design should be considered after a high-temperature alloy directionally solidified casting after forming as a result of metallurgy, crystal orientation and the effect of thin-walled turbine blades caused by the reduction of mechanical properties.
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2009-05-24
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机器翻译的,改过了...参考下~~~
Make use of UG, Hypermesh and ANSYS software, carry on a limited dollar to a certain motor 1 analysis, get leaf's slice of distribute and experiment to do preparation for follow-up life span in response to the dint.
For raising turbine leaf slice life span estimate of accuracy, according to the craft of the turbine leaf's slice different part and several the characteristic design manufacturing characteristic experiment piece, also in the meantime from the turbine leaf slice representative's part get material and design manufacturing to take a sample experiment piece.The applied electronicses CSS-3905s tired Ru becomes to experiment machine to imitate turbine leaf slice craft and several the characteristic of the characteristic experiment piece carry on 540 Celsius degrees under of the heat tired Ru become experiment, get the crack formation of trying the piece the life span and crack expand life span, and in fixed time take photo the regulation and velocity that record crack expands.
BE solving limited dollar software to pick up a people under the problem premise, well make use of UG and Hypermesh and ANSYS three softwares respectively the advantage complete the whole processeses of limited dollar analysis together, can to a great extent that lift high-efficiency.
The characteristic experiments the heat tired Ru of piece to become on trial data analytical result enunciation, according to the craft of the turbine leaf's slice different part and several the characteristic design the characteristic of manufacturing experiment piece, compare of same race material of standard try the mechanics function of piece to have to lower, and life span experiment result the long-lost is bigger.Consequently should consider in the actual design of the turbine leaf's slice definite direction crystallize the heat metal alloy model after foundry after because the metallurgy, crystal mindset and thin wall effect results in the turbine leaf slice mechanics function of lower.
Make use of UG, Hypermesh and ANSYS software, carry on a limited dollar to a certain motor 1 analysis, get leaf's slice of distribute and experiment to do preparation for follow-up life span in response to the dint.
For raising turbine leaf slice life span estimate of accuracy, according to the craft of the turbine leaf's slice different part and several the characteristic design manufacturing characteristic experiment piece, also in the meantime from the turbine leaf slice representative's part get material and design manufacturing to take a sample experiment piece.The applied electronicses CSS-3905s tired Ru becomes to experiment machine to imitate turbine leaf slice craft and several the characteristic of the characteristic experiment piece carry on 540 Celsius degrees under of the heat tired Ru become experiment, get the crack formation of trying the piece the life span and crack expand life span, and in fixed time take photo the regulation and velocity that record crack expands.
BE solving limited dollar software to pick up a people under the problem premise, well make use of UG and Hypermesh and ANSYS three softwares respectively the advantage complete the whole processeses of limited dollar analysis together, can to a great extent that lift high-efficiency.
The characteristic experiments the heat tired Ru of piece to become on trial data analytical result enunciation, according to the craft of the turbine leaf's slice different part and several the characteristic design the characteristic of manufacturing experiment piece, compare of same race material of standard try the mechanics function of piece to have to lower, and life span experiment result the long-lost is bigger.Consequently should consider in the actual design of the turbine leaf's slice definite direction crystallize the heat metal alloy model after foundry after because the metallurgy, crystal mindset and thin wall effect results in the turbine leaf slice mechanics function of lower.
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