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Using supercritical carbon dioxide(S-CO2) for extraction can omit solvent separation, improve extraction efficiency and reduce environmental pollution. Tobacco waste was used as a raw material for S-CO2 extraction in this research. The effects of tobacco waste type, extraction temperature(T) and extraction...

Modern industry is characterized by the relevance of determining the economic feasibility of engineering solutions for the effective commercial implementation of new equipment. The main purpose of the work is to analyze the economic indicators of the developed classifier with coaxial pipes in case of...

Responsibility disclosure of a company is very important for implementing government regulations and public demands related to the disclosure of the company’s sustainability in terms of economic, social, environmental which has a major impact on the company’s performance in terms of both financial and...

In order to know the occurrence of butyltins in water environment in Three Gorges Reservoir Region (TGRR), China, surface water samples from Chongqing to Yichang in TGRR were collected in March 2012. All water samples were extracted by solid phase micro-extraction (SPME) and measured by gas chromatograph...

A trash incineration would pollute the around environment, and the citizen lived there should get compensation. In this paper, we design a pollution inspection model based on the Gaussian Diffusion Model and weather conditions. With the help of this model, the gas concentration distribution around the...

Considering the conductive properties of the propellant gas and the application potential of the plasma flow control, a magneto hydrodynamic model of the barrel is built and the magneto hydrodynamic control equations are solved by magnetic induction method. The effects of different magnetic fields on...

In order to promote the application of recycled coarse aggregate in steamed concrete, and to achieve a broader coverage of recycled coarse aggregate in the construction industry, thus effectively reduce the shortage of natural aggregate resources. The study investigated effects of different replacement...

Aeration is a common process in increasing Dissolved Oxygen content in water. A common method for aeration is using large size bubbles which are commonly in the size of 4–10 mm. The simulation is intended to investigate the effect of bubble size (diameter) in oxygen transfer rate, gas hold up and increase...

For electric utility companies variability of demand for electricity results in disproportionately high cost for services consumed only for a small duration of the day.High peak demand means: More power plants and network infrastructure must be available to supply these peaks. 'Dispatchable' energy sources...

All kinds of light sources are sensitive to the power supply, which may be shut down when the grid voltage sag or cut off. It will take more than ten minutes for gas discharge lamps to restart due to their cold start features. In this paper, several typical light sources are selected to do voltage drop...

Over the past centuries, the massive consumption of coal, oil and other traditional fossil energy has posed threats and challenges to sustainable development due to the emission of plenty of green-house gas, especially cities in the world contribute 80% of it. To solve this problem, Suzhou, a modern...

The purpose of the work is the development of environmentally friendly technology of heat recovery from condensation of water vapor at a constant partial pressure of the outgoing flue gases in contact heat exchangers with a passive nozzle at thermal power plants running on natural gas, and the use of...

With the rapid development of economy in China, the demand of the society to the transportation industry is also increasing [1]. This has produced a large number of car greenhouse gas, causing serious damage to the environment. As a new development of clean energy industry, liquefied natural gas (LNG)...

Co-Amoxiclav tablets are coated tablets. The tablet coating process requires an organic solvent in the sealing stage. Several processes are carried out to remove organic solvents in the finished drug product, such as heating and pressure reduction, which still leaves organic solvents in the finished...

A direct injection proposal of ammonia hydroxide employed in Flue Gas SCR De-NOx process was presented and a simulation was implemented by the advanced CFD software Star-CCM to verify the performance of this proposal. The initial equipment investment cost and opAs an increasing number of power plants...

The customary court is an institution within the customary law community that is informal and independent and functions as a judicial institution in resolving and deciding cases of violations of customary law. Customary courts are presided over by customary heads, tribal heads, clan heads, or specific...

Abstract—Uncertainty assessment is a quantitative method about accuracy grade. This essay mainly focused on the principle of uncertainty analysis, including establish the uncertainty analysis model, assess the uncertainty components of type A and type B, and calculate the sensitivity coefficient and...

This project describes about the design construction and fabrication of multi-purpose field surveillance robot that can be used for land mine detection, toxic gas sensing and temperature and humidity sensor monitoring in war fields without putting serious manual risks. The land mine detector can detect...

The conversion of biomass to energy is known as biomass regeneration. This energy is used to generate electricity and heat. Combustion systems and classification systems are a major category of biomass conversion technology for power and heat production. The temperature in the biomass gasifier plays...

Nowadays, sports sector seldom mentions the method of speculating VO max by 3000m run. In this text, we gather VO max by Metabolic gas analyzer when conducting3000m run and Treadmill exercise, and conduct correlation analysis, difference detection according to relevant indexes. Then, we take VO max as...

In order to reduce the emission concentration of solid particle, the 1# unit of Guohua Sanhe power plant has carried out ultra-low transformation: low-temperature economizer transformation, high frequency power supply, the demister of desulfurization absorption tower and the installation of fiber reinforced...

The activities of companies in the oil and gas sector have a significant impact on climate change. Fighting the greenhouse gas emissions growth is at the heart of energy decarbonization. Despite the prevailing importance of fossil fuels, one of the most promising scenarios for development of world energy...

Climate change increases unpredictable rainfall, soil deterioration, and agricultural resource constraints. Climate-resilient agribusiness models provide food security, farmer livelihoods, and environmental stability. Sustainable change may occur from regenerative farming, which promotes soil health,...

The Mesozoic-Paleozoic marine strata in the South Yellow Sea Basin have been regarded as the new targets for hydrocarbon exploration. In order to carry out the oil and gas resource evaluation in the Mesozoic strata, the condition of the cap rocks and the combination of reservoirs and cap rocks should...

Increasing security in the natural gas distribution pipeline system is one of the essential requirements in the energy industry. To fulfil this requirement, in this study an Internet of Things-based Wireless Sensor Network was designed to improve the security system of natural gas distribution pipelines....

Hydrogen is an example of renewable and environmentally friendly future energy. Hydrogen as a fuel for emission-free vehicles has attracted much attention recently. The level of hydrogen purity greatly determines its use and economic selling price. Increasing the hydrogen purity can be done in two ways:...

Recent technological advances offer significant promise for enhancing architectural practice through the Digital Twin paradigm, which constructs a continuously updated virtual counterpart of physical assets to facilitate persistent, data-driven oversight, synthesis, and refinement. Conceived within the...

The Program SUBMODELS [1] is aimed to exhaust all possibilities derived from the symmetry of differential equations for construction of submodels (i.e., systems of equations of the reduced dimension) which describe classes of exact solutions for initial equations. In the frame of this Program, our paper...

The performance of gas-drilling (drilling oil and gas wells with air, nitrogen, or natural gas) is very unpredictable in many areas due to lacking of proper design of drilling parameters because of limited understanding of gas-rock interaction which requires knowledge of heat transfer in the well system....

Agroindustrial complexes are built in a technological and geographical binding to the sources of heat and electricity. In the absence of the possibility of connecting to the central distribution heat and power networks in the investment project, proposals are made for the construction of a source of...

Industrial waste gas contains a lot of harmful substances, and in the process of waste gas treatment, dust removal and desulfurization are two important links. Current netease blockage of dust removal equipment, dust removal efficiency is low, because use spray desulfurization in desulfurization device...

Construction significantly contributes to Greenhouse Gas Emissions (GHGe), accounting for 40% of the total. These emissions are either due to the embodied carbon in construction materials or due to their operational carbon (energy consumption during the service life of the building). Considering the...

With the increasing expansion of renewable energies in Germany, the temporary electricity surplus is rising and with it the need for large-scale energy storage. In this research, a systematic comparison of different concepts for large-scale storage of electrical energy is carried out based on technical...

The article focuses on the need to develop a common methodology for assessing the level of social responsibility of enterprises. The purpose of this study is to determine the level of social responsibility of oil and gas enterprises, which is based on the calculation of partial and integral indicators,...

While “xiaonian (the Chinese minor new year)” is one of the important Chinese traditional festivals, its date is not nationally unified. This essay therefore summarized “xiaonian” time and the regions where the “xiaonian” time has evolved recorded in Compilation of Chinese Local Chronicles and Folklore...

The production process of fine chemical industry produces a large number of waste gas, which has complex components, including acidic gases, volatile organic compounds and odor gases. It is difficult to calculate the amount of waste gas in the process because of the sequential batch and discontinuous...

This study aims to highlight the effectiveness of data analytics in project management within the oil and gas sector. Data analytics have increasingly improved efficiency and effectiveness in most sectors by boosting decision-making accuracy through an intensive data-driven forecasting model. Despite...

Because the buried hill is deeply buried and seismic data is difficult to identify, it is difficult to exploration the buried hill in Jizhong Depression. Time-frequency electromagnetic method(TFEM)has the characteristics with directly detecting oil and gas reservoirs, and core drilling test and analysis...

Indonesia’s rising electricity demand and the need to reduce greenhouse gas emissions require strategic long-term energy planning. This study proposes an integrated framework that combines ARIMA–Lasso forecasting with Par-ticle Swarm Optimization (PSO) to project electricity consumption and optimize...

An analytical method to study the effect of viscosity of a medium and the wave number on sound propagation and sound attenuation numbers in circular ducts has been presented. The method is based on the variation of parameters of the solution corresponding to the case of inviscid acoustic waves in circular...

This paper have compared the properties of UHMW-PMMA film with GMW-PMMA film in terms of contact angle, gas permeability, heat resistance, surface resistance changes by surface modification of UHMW-PMMA film like thermal treatment, acidation and alkalization modification. All the datas showed that UHMW-PMMA...

The exhaust valves system is very important for internal combustion engines and experienced severe physical and chemical environment including frequent impact, high and varying temperature, exhaust gas’ chemical corrosion and deposition of fine dust, et al. This paper presents a failure analysis of two...

The increase in vehicle ownership has led to an increase in the number of auto repair companies. However, people have neglected the pollution caused by auto repair companies during the maintenance process. This paper analyzes the 4S shop and a class of maintenance companies and analyzes the company's...

Nineteen major reports emphasized “to create delicate gas that is an important cornerstone of modern Chinese civilization, the “ecological wisdom”is no matter in the level of political and social system or Philosophy, ethics and art,All these constitute the culture medium of modern ecological civilization...

The flue gas temperature of inlet and outlet of the selective catalytic reduction (SCR) device in the normal operation of coal-fired power plant in China is between 320 and 420 to meet the basic performance of catalyst temperature requirements. However, the low temperature of the flue gas flowing through...

As the core support for the development of social economy and national economy, energy economy has an inseparable linkage with both. The scientific optimization of energy structure is even a key driving force for accelerating high-quality economic development. Against the backdrop where energy efficiency...

Thermoacoustic engine technology has been applied to convert heat energy into acoustic energy for the purpose of electricity generation. However, linear alternators are relatively expensive. Recently, SCORE (www.score.uk.com) has successfully developed 22.7 watts of electricity power using a Thermo-Acoustic...

Biochar is a charcoal that produce from biomass feedstock and act as promising agent for many application such as wastewater treatment, energy production, soil amendment and gas storage. This review summarizes recent research development on production, properties and application of biochar. This review...

Compared with conventional combustion, catalytic combustion as a developing technology could make the pollutants emissions to zero. The experimental studies and theoretical analysis have been involved in this essay to study on if catalytic combustion furnace can burn overglaze color.In this paper, by...

The article is to study the system of company interactions with economic entities at various levels. The areas of collaboration and tools of common interests coordinating have been identified. The evaluation criteria of the effective interaction system focused on maintaining of sustainable production...