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Проблеми міцності, 2019, № 1
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Перегляд Проблеми міцності, 2019, № 1 за темою

Перегляд Проблеми міцності, 2019, № 1 за темою "Научно-технический раздел"

Результати 1-20 з 20

3D Surface Profile Construction and Flaw Detection in a Composite Structure

Her, S.-C.; Chu, W.-B. (Проблемы прочности, 2019)

The nondestructive method of evaluating material properties and structural integrity is built upon ultrasonic scanning, raw data acquisition and processing, coming from an ultrasonic transducer. Commercial software LabVIEW ...
Accelerated Life Test and FEM Simulation-Based Fatigue Analysis of an Aluminum Alloy Push Rod

Xua, L.; Dai, G.Z. (Проблемы прочности, 2019)

The accelerated life test based on the spectrum of fatigue loads was used both in numericalsimulation and bench tests of the push rod. The symmetrical cycling of the push rod was presented asthe positive pulsating load ...
Calculation of the γ-TiAl Lattice Resistance

Feng, R.C.; Li, L.L.; Li, H.Y.; Wang, Z.M.; Zhu, Z.X. (Проблемы прочности, 2019)

The dislocation width and lattice resistance (Peierls stress) of a γ-TiAl alloy are calculated by the density ratio method. The lattice resistance is shown to decrease with the dislocation width. The relationship between ...
Centrifuge Simulation of the Thermal Response of a Dry Sand-Embedded Diaphragm Wall

You, S.; Zhang, C.H.; Cheng, X.H.; Zhu, M. (Проблемы прочности, 2019)

Geothermal heat exchangers buried in diaphragm walls as an alternative of renewable energy sources can be quite competitive with shallow geothermal resources. The thermal response of a diaphragm wall embedded in the sand ...
Compression Behavior of Biodegradable Thermoplastic Plasticizer-Containing Composites

Guo, A.F.; Li, J.F.; Li, F.Y.; Xu, J.; Zhang, C.W.; Chen, S. (Проблемы прочности, 2019)

Thermoplastic starch-based composites generate worldwide interest as they are based on green raw materials and undergo complete degradation. The composites were first fabricated from starch and sisal fibers as the major ...
Construction and Verification of the Constitutive Model of Pure Copper Deformation at Elevated Temperatures

Huang, S.H.; Wu, Y.; Zhao, Z.D.; Xia, X.S. (Проблемы прочности, 2019)

The deformation behavior of pure copper was studied in hot compression tests in the temperature range of 773–1173 K and strain rate interval of 0.001–1.0 s⁻¹, the corresponding flow stress curves were plotted. The new ...
Effect of Pin Diameters on the Wear Characteristics of Friction Pairs

Wei, Y.H.; Wang, X.L.; Liu, Y.P.; Chen, L.J. (Проблемы прочности, 2019)

The tribological tests are carried out to assess the effect of pin diameters on wear characteristics via changing contact stresses and sliding speeds to provide support for choosing friction pair sizes. The friction couple ...
Effect of Preliminary Torsional Strain on Low-Cycle Fatigue of Q345B Structural Steel

Hu, X.L.; Liu, Y.J.; Huang, C.X.; Wang, Q.Y. (Проблемы прочности, 2019)

Effect of preliminary torsional strain on low-cycle fatigue of Q345B steel was studied. The specimens were first 0, 180, and 360° twisted, then the low-cycle fatigue of Q345B steel was evaluated in the strain range of ...
Effect of the Surface Texture on Laser Joining of a Carbon Fiber-Reinforced Thermosetting Plastic and Stainless Steel

Sheng, L.Y.; Lai, C.; Xu, Z.; Jiao, J. (Проблемы прочности, 2019)

A carbon fiber-reinforced thermosetting plastic and stainless steel were joined by the fiber laser. The surface texture effect on the joint was investigated. The abrasive paper scratching is shown to form single directional ...
Fatigue Strength and Life Prediction of a MAR-M247 Nickel-Base Superalloy Gas Turbine Blade with Multiple Carbide Inclusions

Lin, H.; Geng, H.P.; Zhang, Y.Y.; Li, H.; Liu, X.Y.; Zhou, X.F.; Yu, L. (Проблемы прочности, 2019)

Casting of a gas turbine blade from MAR-M247 nickel-base superalloy is followed by multiple carbide precipitates as a result of solidification. The microstructure of carbide was established with scanning electron microscopy ...
Influence of H₂S Corrosion on Tensile Properties and Fracture Toughness of X80 Pipeline Steel

Gu, L.; Wang, J.; Luan, C.B. (Проблемы прочности, 2019)

Tensile and fracture properties of X80 pipeline steel were studied in a mimic petrochemical environment. X80 pipeline steel specimens were firstly exposed to air or H₂S corrosive medium. Then their tensile properties and ...
Numerical Simulation of the Inlet/Outlet Pressure Ratio Effect on the Heat Transfer Coefficient in an Air Turbine Cascade

He, Z.; Lin, J.H.; Sun, X.Y.; Gu, X. (Проблемы прочности, 2019)

Based on the state-of-the art methods of gas turbine cascade heat transfer assessment, a theoretical model of the two-dimensional air turbine cascade is proposed, wherein gas flows past the turbine blade profile. The ...
Optimal Design of Failure-Censored Constant-Stress Life Test Plans for the Inverse Weibull Distribution

Ismaila, Ali A.; Tamimi, A. Al (Проблемы прочности, 2019)

This paper presents the optimal design of constant-stress partially accelerated life tests (CSPALT) using type-II censored data from the inverse Weibull distribution. The maximum likelihood approach is applied to estimate ...
Optimization of Residual Stresses in Laser-Mixed WC(Co,Ni) Coatings

Liu, C.W.; Jean, M.D.; Wang, Q.T.; Chen, B.S. (Проблемы прочности, 2019)

A ternary mixture of tungsten carbide (WC), cobalt (Co), and nickel (Ni) powders is prepared to form ceramic-metal composite coatings employed for laser cladding of 40Cr steel. This coating is investigated using the mixture ...
Preparation, Properties, and Microstructure of Graphite Powder-Containing Conductive Concrete

Liu, S.H.; Wu, M.Q.; Rao, M.J.; Li, L.H.; Xiao, H.L. (Проблемы прочности, 2019)

Conductive concrete not only retains the advantages of ordinary concrete but also possesses high electrical conductivity. It can be applied to snow and ice control on the roads. In preparing the conductive concrete, sand ...
Process Analysis and Trial Tests for Hot-Rolled Stainless Steel/Carbon Steel Clad Plates

Chen, Z.Y.; Li, J.X.; Lin, Z.G.; Qi, J.J.; Sun, L.; Wang, G.D. (Проблемы прочности, 2019)

The trials of 304 stainless steel-clad plate made of plain Q345B carbon steel were performed on hot-rolling line of the Hesteel Group. After the two runs of pilot production, the key process parameters for the stainless ...
Simulation of the Lightweight Ceramic/Aluminum Alloy Composite Armor for Optimizing Component Thickness Ratios

Chang, Z.-L.; Zhao, W.-L.; Zou, G.-P.; Sun, H.-Q. (Проблемы прочности, 2019)

The lightweight ceramic/aluminum alloy composite armor design is examined and optimized to get better protective performance. The armor penetrability is simulated via the smooth particle hydromechanics approach using the ...
Smooth Particle Hydrodynamics-Based Characteristics of a Shaped Jet from Different Materials

Yin, J.P.; Shi, Z.X.; Chen, J.; Chang, B.H.; Yi, J.Y. (Проблемы прочности, 2019)

The liner material is one of the key factors in the design of armor-piercing ammunition that effect the penetration efficiency. The performance of a shaped jet formed by the charge liner is determined by different properties ...
Study of Bond Properties of Steel Rebars with Recycled Aggregate Concrete. Analytical Modeling

Rafi, M.M. (Проблемы прочности, 2019)

The results of analytical analysis of interfacial bond stress-slip behavior of steel bars embedded in recycled aggregate concrete (RAC) are reported in this paper. Significantly large data from the laboratory pullout tests ...
Thermomechanical Coupling Model for a Stainless Steel-Clad Plate on Heat Treatment

Guan, B.; Zang, Y.; Yang, F.; Yang, X.Y.; Qin, Q. (Проблемы прочности, 2019)

Quick and correct prediction of the internal stress and deformation of stainless steel-clad plates on heat treatment is a problem of specific interest. A thermomechanical coupling model based on the engineering elastic-plastic ...

Результати 1-20 з 20

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Перегляд Проблеми міцності, 2019, № 1 за темою "Научно-технический раздел"

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Перегляд Проблеми міцності, 2019, № 1 за темою "Научно-технический раздел"

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