VIBRATION RESPONSE ANALYSIS OF FIVE-DEGREE-FREEDOM VEHICLE WITH STOCHASTIC STRUCTURAL PARAMETERS by JIA AiQin, JIANG ZhiQiang, CHEN JianJun, WEN ZhenHua

“…Road irregularity is considered to be a white noise process to establish the mechanical model,the nonlinear vehicle system was linearized by the energy difference method,a stationary covariance matrix for the random vibration responses was obtained by solving the Lyapunov equations,and the stable equivalent linear system parameters of vehicle were gained through iteration. The example calculation results show that this method can improve the accuracy and efficiency of computation.…”
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Thermodynamic and Elastic Properties of Interstitial Alloy FeC with BCC Structure at Zero Pressure by Bui Duc Tinh, Nguyen Quang Hoc, Dinh Quang Vinh, Tran Dinh Cuong, Nguyen Duc Hien

“…In special cases, we obtain the thermodynamic quantities of main metal Fe with BCC structure. Our calculated results for some thermodynamic and elastic quantities of main metal Fe and alloy FeC are compared with experiments.…”
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Synthetic, Spectral and Thermal Studies of Tin(IV) Complexes of 1, 5-Benzodiazepines by Suresh, Padaki Srinivas, T. Suresh, M. Revanasiddappa, Syed Khasim

“…The energy of activation and order of reaction are calculated using TGA data of the complexes. All these information support that Sn(IV) in these complexes exhibits coordination number eight.…”
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Dynamic defense decision method for network real-time confrontation by Qiang LENG, Yingjie YANG, Dexian CHANG, Ruixuan PAN, Ying CAI, Hao HU

“…How to implement defense decision based on network external threat is the core problem of building network information defense system.Especially for the dynamic threat brought by real-time attack,scientific and effective defense decision is the key to construct network dynamic emergency defense system.Aiming at the problem of dynamic defense decision-making,firstly a network survivability game model based on attribute attack graph theory is designed.The attack and defense matrix is used to represent the attack and defense strategy and path,and the attack and defense strength and network survivability quantification method are given.Secondly,the single step and the multi-step attack and defense strategy payoff calculation method is proposed,and the defense decision is based on the attack and defensive strategy payoff.Finally,the effectiveness of the defense decision technology is verified through experiments.…”
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Refining expected market return estimation: fusing multiple valuation models as an approach to reducing uncertainty by Thiago Petchak Gomes

“…The proposed approach involves calculating the implicit rate of return using various valuation models and subsequently merging them using the Kalman Filter technique to minimize estimation errors. …”
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A Lightweight Design Method for Aviation Gear Web based on OptiStruct-Abaqus by Yandong Wang, Siyu Chen, Jinyuan Tang

“…The contact performance of the gear is calculated by Abaqus software. The flow chart and key technology of lightweight design of the web structure are given. …”
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Study on the Meshing Stiffness of Spur Gear Considering Contact Characteristic of Tooth Surface by Chen Ruibo, Zhang Jianjie, Zhou Jianxing, Sun Wenlei

“…The periodic change of gear pair meshing stiffness is the main internal motivation of gear system vibration,taking the external meshing model of the straight tooth cylindrical gear pair as study object,considering the influence of tooth contact characteristic on the gear stiffness,the contact analysis of finite element model of the gear pair is established,the gear meshing stiffness is calculated,the change situation of gear meshing stiffness is discussed with gear in the case of the axial load and under different load cases. …”
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Stability and bifurcation of a time-varying delay predator–prey model with Allee effect, prey refuge and B-D function by Qiang Zhou, Xin-You Meng

“…Furthermore, when the time-varying delay is a periodic function, periodic perturbation is applied to the delay to suppress oscillations by the method of multiple scales, which calculates the amplitude of the perturbation to control oscillations. …”
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Nonlinear Free and Forced Vibration Behavior of Shear-Deformable Composite Beams with Shape Memory Alloy Fibers by Ren Yongsheng, Du Chenggang, Shi Yuyan

“…A thermomechanical constitutive equation of SMA proposed by Brinson is used to calculate the recovery stress of the constrained SMA fibers. …”
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A New Closed-Loop Control Paradigm Based on Process Moments by Damir Vrančić, Pavol Bisták, Mikuláš Huba, Paulo Moura Oliveira

“…The advantage of such feedback is that the final state of the process output can be analytically calculated and used for control instead of the actual process output value. …”
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Some New Transformation Properties of the Nielsen Generalized Polylogarithm by Nina Shang, Qinghua Feng, Huizeng Qin

“…The identities and the calculation of σn,p and an,p are also investigated.…”
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REVIEW ON THE ROAD TRAFFIC NOISE ASSESSMENT by ALINA PETROVICI, CLAUDIA TOMOZEI, FLORIN NEDEFF, OANA IRIMIA, MIRELA PANAINTE-LEHADUS

“…These methods are useful in calculating the exposure of the population at noise levels which exceed the permissible limits. …”
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High Sensitivity Optically Pumped Quantum Magnetometer by Valentina Tiporlini, Kamal Alameh

“…The ultimate intrinsic sensitivity is calculated showing that optimal performance of the magnetometer is attained with an optical pump power of 20 μW and an operation temperature of 48°C. …”
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Additive Consistency and Group Decision-Making Consensus Analysis of Hesitant-Intuitionistic Fuzzy Preference Relations by Xue Feng, Sheng Ling Geng, Yong Ming Li

“…Additionally, an approach for calculating decision-maker weights is proposed. Finally, to address GDM challenges within hesitant-intuitionistic fuzzy scenarios, a novel decision method is presented. …”
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IMPROVEMENT OF CUCKOO ALGORITHM FOR ASSOCIATION RULE HIDING PROBLEM by Đoàn Minh Khuê, Lê Hoài Bắc

“…In this paper, an improved version of COA4ARH is presented for calculating the minimum number of sensitive items which should be removed to hide sensitive rules, as well as limit the loss of non-sensitive rules. …”
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Routing algorithm for MPLS traffic engineering in satellite network by XIAO Fu1, SUN Li-juan1, YE Xiao-guo1, WANG Ru-chuan1

“…With regard to long transmission delay and dynamic topology characters in satellite network,a novel routing algorithm was proposed in multi-protocol label switching satellite network.The algorithm uses the prior knowledge of source-destination pairs,and link propagation delay is also considered.Based on time-varying topology snapshot of satellite network,initial link weight is defined as function of transmission delay and residual bandwidth.Both current request and future requests are in account when calculate critical degree.Thus traffic engineering is realized by link weight dynamic adjustment and critical links extension loaded,which guarantee resource utilized better.Simulation results demonstrate the algorithm performs better in terms of request reject ratio,total available flow,average hop and transmission delay of least interference paths.…”
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DYNAMIC CHARACTERISTIC RESEARCH ON THE MINE SCRAPER CONVEYOR UNDER FAILURE LOAD by MAO Jun, XIE ChunXue, SUN JiuMeng, AN HuiDong, XIE Miao, WANG Tao

“…Determine the stiffness coefficient of the scraper chain combined with the theoretical calculation and actual measurement data. Carry out the numerical simulation on the fault condition of seizing the chains through the numerical simulation software. …”
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ANALYSIS AND MODELING OF TERMINAL POSITION ERROR OF PARALLEL MANIPULATOR BASED ON MDH METHOD by ZHANG YunFan, CHEN JinJie, HAO XinLong

“…The research shows that the joint angles of parallel manipulators calculated using this method are more accurate, which improves the accuracy of terminal position modeling.…”
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COMPILING METHOD OF LOAD SPECTRUM OF ZLK50 TYPE LOADER HYDRAULIC CYLINDER BASED ON RAIN FLOW FREQUENCY EXTRAPOLATION by GAO TianYu, LI HuanLiang, ZHENG Zheng, SHAO LiFu, PAN JunJun

“…For the research on the method of building the load spectrum of ZLK50 type loader hydraulic system under the actual working conditions,a measurement scheme of multiple working conditions of the hydraulic cylinder is proposed based on the signal wireless acquisition mode.Statistic calculation of the time history of the bucket hydraulic cylinder load is carried out.Based on the statistical method of the rain flow matrix data in the shape of "from-to",a non-parametric frequency extrapolation method of the amplitude rain flow matrix based on kernel function estimation is introduced.According to the method,the eight stages’ program load spectrum of the bucket hydraulic cylinder in digging stage is established,and the program loading spectrum compilation on full operation stage of the hydraulic cylinder is finished.The data support for the fatigue life estimation of the loader hydraulic cylinder is provided.…”
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An Analytical Solution to the Electromagnetic Performance of an Ultra-High-Speed PM Motor by Wenjie Cheng, Zhikai Deng, Ling Xiao, Bin Zhong, Yanhua Sun

“…In addition, the cogging torque, back-electromotive force (emf), armature reaction inductance, etc., were calculated, compared, and discussed. The no-load back-emf was checked by a 60,000 rpm free coast experiment. …”
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