The correct understanding of the nature of management is conducive to improve the efficiency of management. By reviewing the different disciplines and management science theories on the essence of management, in this paper we combine the theory of ethics to analyze, and believe that the nature of management...

One single-period many products 4PL network location model which synthetically taking the manufactory, centralized return centre, consumption area/initial return point, repair processing centre, distribution centre, and disposal centre into account,is constructed in this paper. The objective is to minimize...

The point cloud data for building facade segmentation problem, based on random sampling algorithm is proposed building facade segmentation method, point cloud data, and analyzes the principle and operation process of the algorithm, at the same time, this paper expounds the key parameters in the process...

The Stirling engines are subjected to the poor heating quality and low output power. In order to overcome the problems, optimization method can be adopted, such as improving flat flame burner and increasing radiation plate, which can improve the efficiency of Stirling engine and increase the power output....

Spheroidizing treatment is an important step in the production of ductile iron, in this paper, with the different amount of nodulizer, the morphology and composition of inclusions in molten iron, spheroidized samples and test blocks were studied by scanning electron microscopy (SEM) and energy dispersive...

Through the classification of the profiled insert in die-casting mould, the technological analysis of the blind cavity insert is carried out. It provides a general process for the CAM technician to design the insert machining program. Combined with CimatronE software, the processing ideas clearly show....

The parameters of cassava mechanical properties are very important for the design, dynamic simulation and mathematical model of cassava harvester. In order to study the cassava stalks cutting force, stress, power indicators influencing factors, using WD-200B computer-controlled electronic universal testing...

This paper uses the system dynamics to study the influence of human resources on the production capacity of manufacturing enterprises, draw the causal circuit diagram, construct the flow stock chart model, and uses Vensim software to simulate the model.Through the analysis of simulation results, it is...

Freeze-thaw damage is a common form of damage to concrete materials, especially in cold regions. The deterioration process of hydraulic concrete material of channel lining structure the under the freeze-thaw cycles is analyzed. The damage evolution equation is deduced and freeze-thaw zone is discussed....

With the real-time imaging tracking technology is widely used in various fields,military response to real-time tracking system,the precision and rapidity requirements are also increasing.This system for moving object in video monitoring field,designed target tracking system based on TMS320C6455 of dual...

The development of energy grid results in explosive data increasing. Handling the large volume of data not only requires vast storage space, but also requires the power to process them. Based on various write-optimization technologies, we proposed the high-performance computing support platform (HCSP)...

In order to explore the effects of task characteristics and operator familiarity on human reliability in human-computer interaction VDT operation, the simulation experiment was designed, then the performance data of 20 healthy college students were collected and analyzed by analysis of variance (ANOVA)....

When the magnetorheological member is in the strong magnetic field and the mechanical field, it will produce a magnetic induction effect which affects the variation of the modulus of elasticity. The variation of modulus has an effect on the deformation of the component. And the deformation also affects...

order to study the influences of different thermal curing methods on volcanic activity and mechanism of rich-silicon iron ore tailing powder (IOTP). Four different specific surface area of IOTP cured in different conditions were tested, at the same time, the strength, pore size distribution and hydration...

Currently, large amount of habitats of wildlife have been displaced by artificial structures because of urban expansion. As a result, smaller patches of habitat have been lost, larger patches have become fragmented, and some of the habitats become lonely islands which will have weaker and weaker contact...

Threaded adhesive joints between stainless steel electrodes and insulating structure of axial insulation break was studied in detail. Wet winding process was chosen for Glass Fiber Reinforced Plastic inner insulation tube, and threaded adhesive method was chosen for joints bonding GRP to Stainless Steel....

In recent years, driven by national policies, new energy automotive market in China was growing explosively, in which battery electric vehicles becomes the main force because of their low emission and high energy efficiency. Customer satisfaction research of product quality characteristic research for...

The paper focuses on the production process of clean steel combining with the production practice of Ansteel, and analyses the measures to improve the quality control of clean steel from two aspects: the selection of refractory materials and the tundish metallurgy. Practice has proved that the appropriate...

When the steel structure is used as the main tower of long-span cable-supported bridge, one big difficult that we must face is the precision control of the steel tower segment. In order to meet fabrication and erecting precision requirements, high precision of the mechanical cutting of each segment end...

This research aim designs and tests a vertical scroll pump. The mathematical models of the curves fixed and the orbiting scrolls were used in designing and constructing a vertical scroll pump and the principles of dynamic of machinery was applied to analysis the centrifugal force of a vertical scroll...

Nano TiO2-Fe2O3 composite photocatalyst was synthesized by solvothermal method. Fe(NO3)3•9H2O and titanium isopropoxide was used as precursor. The mixture of anhydrous ethanol, 2-propanol and diethylene glycol was used as solvent. The composite photocatalyst was characterized by X-ray diffractometry,...

Facing massive house rental information, the tenants consider many factors. Usually, it is difficult for them to make an optimal strategy. Considering the large amount of storage, fast computing and other characteristics, if introducing computer technology to assist in generating and evaluating strategies,...

The shipboard electro-optical tracking system is facing the severe ocean climate environment. So it is necessary to consider the design of the carrier-based optoelectronic tracking system to prevent corrosion, moisture, mildew and salt fog. In addition to the passive protection of the photoelectric tracking...

Analytical model of interface deformation behavior during rolling process was established to investigate the principle of sausaging formation, and formula involving the geometric parameters and physical properties of silver layer was derived on the basis of energy approach. Moreover, the curvature difference...

The multi-direction forging process of railway clamp based on certain kind of preformed billet was designed. The railway clamp sample was acquired by industrial experiment. The causes of burr and other defects have been analyzed in multi-direction forging of railway clamp. The multi-direction forging...

A novel complex with nitrilotriacetamides(L) has been synthesized. Single-crystal X-ray diffraction analysis determined the molecular formula as C12H28N8Na2NiO10. The crystal belongs to the triclinic system with P-1 space group. In this molecule, the L ion exhibits an infrequent coordination mode. The...

layered rock mass is a common geological structure in the underground engineering construction, and the Protodyakonov's theory is widely used in the calculation of underground caving arch, however, the actual occurrence state of engineering surrounding rock is much more complex than homogeneous rock...

In this paper, the basic principles of 3D printing technology was briefly introduced and several methods of 3D printing for metal materials were introduced in details, including Electron Beam Melting (EBM), Selective Laser Melting forming (SLM), Selective Laser Sintering forming (SLS), Laser Direct Melting...

In order to make a reasonable use of durability and design life, the mechanical components are optimized in many aspects. From the practical point of view, the parametric modelling of the torsion shaft was carried out with Solidworks, and the model was transferred to the ANSYS Workbench through the data...

In this paper, we select H-beam products as the research object and use the integrated QFD and FMEA to improve the product quality. First of all, we obtain customer demand through a variety of ways, using QFD convert customer demand into the technical characteristics of the product, then calculate the...

Nanoparticle Pd/C catalyst was prepared by a microwave-assisted polyol process (MAPP).Ethylene glycol was used as reducing agent. The Pd/C catalyst was characterized by transmission electron microscopy(TEM) and X-ray diffractometry(XRD). The catalyst was spherical and homogeneously dispersed on activated...

By taking experience design as the research center, the paper introduced concept of information entropy into the field of user experience cognition of industrial products, studied the effect of the information entropy on experience design from two aspects of physical cognitive and psychological experience,...

The discrete structural dynamics equation is established for small wind turbine tower by means of Hamilton principle and the generalized displacement method, and the calculation model of natural mode, vibration mode and dynamic response of the wind turbine is also given. Four order natural frequency,...

In modern steganography, designing a distortion function to get the cost for every cover elements is an open problem. Many researchers have proposed a lot of different valuable distortion functions from different point of view. In this paper, the distortion function are classified to three categories,...

The shelter generally carried by automobile chassis. Therefore it needs corresponding automobile chassis to adapt to different road conditions. The three types of common obstacle are ravine, slope and step. When crossing the three types of obstacles the dynamics analysis of automobile chassis can be...

Nano-iron and copper oxides loaded weakly basic resin D301 was investigated for the removal of glyphosate from aqueous solution. The characteristics of the resin before and after surfactant-modification were examined using scanning electron microscopy and Fourier transform infrared spectroscopy. The...

Many office workers choose to bring their own handy for lunch, but the heat preservation of meal is constrained by the external location and the attributes of the lunchbox. This product is with humanized design as the breakthrough point, combined with the characteristics of the physiological, psychological...

First briefly illustrates the importance of electronic shelter shielding stability, and introduces the principle of electromagnetic shielding; through the calculation of the electromagnetic shielding, summarizes the factors affecting the effectiveness of electromagnetic shielding shelter; finally put...

A multi-body model based on dolly rollover test for the minivan is introduced in detail and validated by comparing time relative error of the key motions in the absence of dummy. It is shown that the simulation model is accurate enough for later research. The influence law between rollover characteristics...

In different parts of cutting force, it is researched cutting force on machining titanium alloy by the way of theory model and finite element analytical. Established cutting force model of titanium alloy precision machining. Analysis distribution of cutting tool edge stress field caused by different...

Titanium diaphragm disc deformation problem is researched by theoretical analysis and finite element analytical in cutting process. Titanium diaphragm disc deformation finite element analysis model is established by different ways. The influence of workpiece machining accuracy is analyzed by different...