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The paper presents ways for determining parameters of the characteristic impedance , the value of time constant , and , through formula transformation and frequency spectroscopy method (FDS).Finding out the values of coefficient with Cole-Cole model. Building double-relaxation model to fit complex dielectric...

In order to clarify the oil price’s fluctuation phenomenon in the long term, researchers construct SVAR model with these five factors - aggregate supply of crude oil, economic growth rate of China, American commercial inventory for crude oil, US dollar index, and financial speculation ratio. The result...

Tracer study which is a form of survey to LSP Unesa which organizes competency certificates that have strategic value for the development of higher education. The results of this tracer study activity can be used to evaluate the LSP that provides competency certificates to students. To find out the competencies...

In this paper, we focus on the need for temperature field analysis of gear transmission, as a important issue related to gear transmission’s reliability. Most of previous studies were based on traditional heat transfer theory, focusing on numerical analysis method, however oil cooling effect has not...

This paper designed a high-temperature and high-pressure environment simulation device, and simulated the temperature and pressure environment for downhole instrument performance testing and calibration on the ground. The device can meet the low energy consumption, small control precision, easy removal...

As the continuous development of oil fields, the mode of oil field water injection changed from the early general water injection into layered water injection, subdividing series of strata gradually stratified water flooding of water injection until now. After subdividing water injection measures, as...

Based on the available theoretical and half empirical methods of gerotor pump design, the optimization of inlet and outlet cavities for an inner engaging ellipse gerotor has been presented. The interior flow inside of the optimized cavities and pump has been observed by using software Pumplinx, and the...

The internal cycloidal gear pump is one kind of oil pump, which consists of pump body, pump cover and rotors. It is widely used in the range of vehicles. A gerotor pump has various advantages such as compact size lower noise, less emissions and little pressure ripples for circulation of the fluid. In...

This study aims to explore the connections between stock prices of Indonesian energy firms (specifically those engaged in oil extraction and listed on the IDX 30 index) and fluctuations in oil prices and exchange rates. Geopolitical influences, including persistent global disputes, play a pivotal role...

Technology is growing in all fields and human activities, and digitalisation is increasing. So, everyone must improve their ability to understand digitalisation. Understanding and using digital technology is important so that everyone can take advantage of digitalization. Previous research found that...

In order to study the fire extinguishing performance of fixed water-mist fire extinguishing system in railway tunnel rescue station, a water-mist fire extinguishing system is arranged in the tunnel model with length of 30 m × width 6 m × high 6 m. According to the actual railway tunnel top of the laying...

The incidence rate of childhood depression has been rising in the past few years, but the information and consciousness about it have not been popular at the same speed. The purpose of this paper is to describe the etiology, diagnosis and major interventions of depression in childhood. Although it is...

A new method is proposed to analyze the bearing properties of the preloaded oil pad in different compensation method when the hydrostatic turntable tilts. Energy equation and Reynolds equation are coupled and solved in this paper. Results show that the bearing properties of the preloaded oil pad will...

In this paper a experimental research on beneficiation technology for a sulfur-bearing bulk copper in Yunnan. Ore slime content is higher in the ore ,chalcopyrite is closely associate with pyrite ,the raw ore grading 0.95%Cu and 17.88% S .The flow sheet of raw ore-washing, stage-grinding, stage-concentration,...

In order to obtain the effect of modification to the tongue gap on vibration when medium is oil in a double-suction pump.The three-dimensional unsteady numerial method was applied to simulate the flow with different volute tongue and base circle diameter by using realizable - turbulence model. The distributions...

Bio-diesel-a biodegradable, sustainable and clean energy, has received growing interest especially in recent years, chiefly on account of development in biodiesel fuel and serious ecological pressures nowadays. In the production process of biodiesel from biomass, separation and purification is a critical...

Much applications based on cloud computing has emerged. This cloud print, such as HP ePrint, Google print is one of the typical. Archiving the vision of cloud print must solve two key problems. One is supporting the variety of the printing format; the other is how to locate the print devices on the INTERNET....

As for the safety of oil depot, the safety of diversion tunnel is very important. In this paper, the safety of oil depot diversion tunnel is regarded as the research object, and the main factors which impact the oil depot diversion tunnel are analyzed. Take the safety of diversion tunnel in the earthquake...

Civil aviation is the first industry wide unified propulsion electric vehicle applications in china, endeavored to promoting the development of energy-saving emission reduction and green airport in recent years, which gradually deepen into airport vehicles. By analyzing the benefits of "oil to electricity"...

Biofuel is an attracted alternative fuel. While biofuel-gasoline blends are used for substituting some part of gasoline, and to some extent it is favorable to direct injection homogeneous charge combustion ignition (DI-HCCI) engine application, improving auto-ignition ability and reducing high-pressure...

Schizoid personality disorder (ScPD) is a rare mental disorder, the field is young, and related research is not well-developed. This review used a systematic search on Google Scholar about researches on ScPD and fundamental information. The main purpose of this paper is to grow knowledge of ScPD and...

In recent years, as the intelligent terminals developed rapidly, the combination of intelligent terminals and Internet has been an evident trend of information development and utility software. Based on the kernel of Linux V2.6, Android is the representative of mobile terminal, which is an open operating...

Using plate dilution method for 5 kinds of pickle juice in microbial identification research, the results show that lactic acid bacteria were the dominant species in the packaged, unpackaged and homemade pickles, yeast were second dominant species, Pichia yeast and candida appear in 5 kinds of pickles....

Happiness has a positive impact both physiologically and psychologically. Students who feel happy can improve their academic performance and continue their studies. Changes in the learning system during the pandemic made the condition of students experiencing boredom in responding to academic loads and...

Low alloyed bainite ductile iron can be obtained with the heat treatment technics of oil quenching and isothermal tempering. The effects of the austenitizing temperature and the isothermal temperature on the properties of ductile iron are researched. Results show that the matrix microstructure is needle...

This article elaborate on the issue of the ability of the Mexican national oil company - Pemex - undergoing a crisis to continue competing in the rapidly changing global hydrocarbons market. To do that, the article describes three spheres of significant changes: pricing, development and introduction...

The engine friction loss and vehicle fuel economy aiming at several kinds of energy-conserving engine oils with different quality standard, viscosity grade, friction modifier, and viscosity index improver were tested in this paper. Experimental results showed that the engine friction loss was reduced...

Solar cell module laminator is important equipment in the production of solar cell, which can press several layers of the glass, EVA plastic, semiconductor wafer and etc together. The heating temperature of laminator is the key parameter to guarantee the quality of solar modules. To improve the heating...

Leakage of oil and petroleum products can cause serious soil pollution. Traditional monitoring method for soil petroleum hydrocarbon pollution finds it difficult to diagnose a large area of soil contaminated area, while visible and near infrared (VNIR) spectroscopy technology boasts advantages like fast...

In this paper, we investigate an acoustic transmission technology in Production Logging, The subsurface equipment has be installed during pump operation, the logging tools and transmission system Installed in the bottom of the pump and into the wellbore together. Raw log datas are transformed into regular...

In order to study the hydro-viscous drive mechanism, on the basis of establishing the oil slick calculation model of hydro-viscous drive among friction pairs, this paper designs the hydro-viscous drive structure and makes a theoretical analysis of the oil slick transmitting torque through taking viscosity-temperature...

This study seeks to evaluate how planned behavior influences the intention of Batam residents to participate in medical tourism by obtaining healthcare services in Malaysia. Adopting a double regression model, the research explores the direct effects of independent variables on the dependent variable,...

Now Tahe oil field has reached the middle development stage and the improved wells in the oilfield are increasing gradually. Ahead of perforation change and running the perforation string, wiper trip, soft dip and wellbore depth check are necessary jobs. The new multifunction drift well gauge tool, combining...

This paper summarizes the working principle of laser particle size analyzer, and some experimental study can be made to monitor the number and size of abrasive particle in the oil of lubricant by the laser particle size analysis method. It obtains the particle size distribution of lubricant’s abrasive...

Location service is a special function in the Android OS, LBS app is an import field in the mobile application development. Using Baidu map SDK as a tool, the Android location service teaching course which comply with the Model-Driven teaching method in pursuit of teaching process repeatability, operability...

Phthalate (PAEs) is an environmental pollutant and can enter the human body through respiratory tract inhalation, skin contact, and food intake. As one of the food plasticizers, PAEs are seriously harming human health. They migrate into the food and enter the human body through the food packaging materials...

In this article the author use the datas of acoustic travel time, systematical analysising the abnormal pressure distribution obtained by equilibrium depth method in the lower assemblage of Yanchang formation 151 well bores in the middle area of western Ordos Basin, combined with the distribution patterns...

In view of design purpose on the welding robot of different tanks, The purpose of this research is to welding robot motion controller is applied to the tank cover, the system adopts solution of “PC + motion controller”. The paper analyses the selection of F28335 motion controller, Through the way of...

The arrival of foreign tourists from several Arab countries has being influencing to socio legal condition of the society living in Puncak, Bogor, West Java. Such presence of foreign tourists, in one side, means financial income for the country, but the other is their presence could affect local peoples’...

It designs a kind of 38 pump having a sand control ability, strong corrosion resistance, equal diameter and depth on the premise of meeting the needs of the special wells in oil fields. This pump can satisfied with the design requirements, such as well depth is at least 2500m, oil well pump plunger stroke...

With the rapid growth of the stock market, stocks have been viewed as one of the most popular investments. Investors then face a problem that is how to allocate resources among the variety of stocks with the aim to increase their wealth through investment activities. The paper aims to design an investment...

The method was proposed to integrate network resources of Oil geology by difference modes based on the characteristic of china Oil geology network resources and integration pattern of network resources. The following primary network resources integration system was developed based the Web technology...

Oil futures market has the characteristics of avoiding risks. In addition, it is important to balance oil supply and demand. The trading volume of the oil futures market is increasing year by year, and it has become an important part of the futures market. The research on the factors of oil futures price...

This paper focused on research the dynamic adsorption capacity of immobilized microorganisms on diatomite-based carrier material. Several important parameters were studied, including different immobilization methods, pH value of cross linking agent, the influence on the physical properties and degradation...

Skills social can in a way effective overcome complex problems, such as development Skills social For use practical. As a result of social media, there are risk Wrong interpretation and manipulation of others. Error Which general happen including miscommunication, data security, and problem other. Objective...

In this technologically advanced period, every individual, especially students, is expected to be able to compete in all parts of life when confronted with the twenty-first century. HOTs-based learning is required in the field of education at this moment. This study employs Systematic Literature Review...

The “green earth” is the common home for human survival and development. Climate change is a serious challenge to the earth’s ecosystem since global industrialization and energy is the fundamental problem of human society. Under the pressure of energy crisis and environmental pollution, it has become...

It is good idea that machine vision is introduced to inspect the seasoning packets of instant noodles on-line. The image processing algorithm was a key when the vision system was built up to capture the image of dough with seasoning packets. Image of dough contour was analyzed to find if the dough has...

Geostatistics is a very important tool of surface analysis in GIS application. Firstly, spatial dependency that represents the similar extent of neighboring points is used to analyze spatial data values and their locations. Spatial variability is calculated to assess spatial data in terms of distance...

The bop sealing device for testing of layered water injection well is the supporting tools for blowout preventer of layered water injection well test. Many problems exists in the traditional sealing device, such as difficulty for down-pass instruments in testing initial stage, cable bending caused by...