This paper analyzes and discusses the flue gas denitrification technology in the application of sintering flue gas,combining the characteristics of the steel industry sintering flue.To 400m2 sintering machine,study on sintering flue gas ozone oxidation simultaneous desulfurization and denitrification...

Introduction:This paper introduced Rainfall simulation by using spray head, experimental study on power plant coal storage wastage produced by the influence of the rainfall.Discuss the different coal kinds, rainfall intensity ,rainfall time and the influence of coating agent on loss of coal.The results...

The inorganic ceramic membrane technology was utilized to treat harbour oily wastewater. The operational parameters were chosen and optimized. Finally, with the200nm- membrane module, the optimum parameters were obtained: operation pressure was 0.10MPa, operational temperature was 303K, surrounding pH...

According to the connotation of urban ecosystem health and the ecosystem situation in Foshan, the health assessment index system was constructed which including five factors of vigor, organization, resilience, ecosystem service, population health and the assessment standard was also determined. The index...

The study about protection and recycling of existing buildings in the historical blocks is very hot. At the same time,the transformation of the existing building’s performance is the trend of green building’s develop. This study include the reshaping of the functional value and the improvements of performance....

Under the current urgency circumstances of energy saving and emission reduction, the comprehensive utilization of various forms of energy and others strengths, together to realize the environment protection and resources conservation has become a research hotspot. This paper focuses on the energy supply...

The original East Pier wastewater treatment plant in Beijiang Area, Tianjin Port, was built in 1992 to treat the wastewater produced locally. As required by the environmental protection department and owners, the output quality after treatment should meet the first class-A standard in “Pollutant discharge...

The dynamic changes in sediment nutrients, alkaline phosphatase activity and the relationships between them and wetland in Hulunbeier Grassland in different sites were studied. The results show that with the time change, pH value of wetlands sediment in three sites showed increasing trend. And organic...

To further investigate the variation of stress under moving traffic loads in tunnel entrance and exit area, in this paper, a 3-D finite model(FE) of the pavement structure in entrance and exit section was established. The pavement of the tunnel consists of asphalt concrete and cement concrete. The viscoelastic...

With the construction of deep foundation pit, subway station and other large underground engineering, energy geotechnical engineering technology based on diaphragm wall has been applied in China. And the technology has shown its great development potential and wide application prospect gradually. The...

The control of environmental cost can gain the maximum of economic benefits and environmental benefits in the process of electricity trading. In this paper, the benefit of environmental protection is summarized and the measuring method of environmental cost is given so that the cost of resource consumption...

Flue gas recirculation is considered to be one of the most promising and cost-effective NOx reduction strategies for combustion systems. Therefore, it has great scientific and practical significances to investigate the flue gas recirculation process. Fluent was used to perform a numerical flue gas recirculation...

Plants play an important role on constructed wetland (CW) purification, especially for its rhizosphere micro-environment. Oxygen supplying, , microbial biodegradation, hydraulic transmission and impovement nutrient are all closely related to the root micro-environment. However, after a period of running,...

Environmental geophysics,also known as the near surface geophysics,it is environmental science and Geophysics integration and a borderline subject developed,to study the relationship between geophysical field and matter in the earth's physical characteristics and the livingenvironment of mankind(including...

The course of temperatures in the construction is one of the main indicators of well- designed and implemented wooden buildings. And improper design may cause the penetration of cold outside air into the structure which may negatively affect the whole construction of wooden house. This article focuses...

On the basis of the analysis about the Chinese-English engine of Microsoft Speech SDK, the paper achieves the development of speech commentary software about inquiry of ship engine damage cases with Visual Basic. And it also introduces carefully the development thoughts, programming ways and application...

In this paper, the scheme to monitor the fault features in switchgear is designed. From the features reflecting different types of faults such as insulation, mechanical, temperature rise, arc and so on, the original feature set for switchgear fault can be achieved which is including some diagnostic indicators....

This paper designed a portable device for measuring the soil surface profile. This measuring device should have the advantages of automation, high precision, high efficiency, low cost, convenient transportation, and wireless transmitting data. It was mainly composed of a body frame (rail trestle), a...

Air hammers, also called Down-The-Hole hammers, are previously applied in mining industry, civil engineering, hydrology well drilling and have long been considered an effective approach to improve the rate of penetration (ROP) especially in hard formations. The development of air hammers suitable for...

In the energy and petrochemical industry, the use of the flare to burning VOCs is a conventional approach for port energy storage tanks. This paper briefly introduces the main process of flare system, elaborated with emphasis the water seal liquid tank design. In the water seal liquid tank design combined...

Integrated band as a type of new upgrade band for equipment has been widely used in ceiling projects, owing to its concise, applicable, and environmental friendly features. However, there are problems in the construction process of integrated band, like large assembly gap, poor positioning, and poor...

Experience over the few years has proved that rotary percussion technology is an effective method to improve the rate of penetration in drilling petroleum wells. The drilling speed of the rotary percussion drilling is about forty percent larger than the common drilling. Research finds that rotary percussion...

Recently, a major part of the newly installed wind turbines are of the variable-speed type using permanent-magnet synchronous generators (PMSGs), which are required to meet grid interconnection codes for fault ride-through (FRT), so as to actively contribute to system stability during a wide range of...

This topic involves graphene Nafion composite. Graphene is prepared by using hummer’s method, thus the functional graphene. The functional Graphene-nafion composite has excellent electrical conductivity, thermal conductivity and mechanical properties. Therefore, it can be used as the preparation of high-strength...

In this study, a cellular automaton model for the oxidation of binary alloys is proposed, by treating internal and external oxidation separately and simultaneously. As an example, the oxidation of nickel-chromium alloys with the formation of spinel and the doping effect is simulated. The oxidation rate...

Leakage rate is a key parameter for evaluating the mechanical seal performance. The leakage process of mechanical seal is very complicated. Influencing factors of contact mechanical seal are many, and the leakage is a variable associated with operating time rather than the steady parameter. Therefore,...

With the development of smart grid construction work and the innovation of the business model of the China State Grid Corp, power generation, power transmission, power transformation, power distribution, consumption and scheduling, and other business areas generate a large number of data every day. At...

Along with the mixed population, people lost their own dialect in the process of popularizing “Putonghua”. In order to protect this kind of traditional culture, more and more researchers have entered into the protection of endangered languages. But some of the current protection work is carried out manually,...

With the development of information and automation system related to smart city and new energy, the municipal system and power system produce a large number of heterogeneous data every day, including structured data, semi-structured data and unstructured data. These data are often stored in different...

In order to study the pressure peak caused by deflagration in starting process of gas jet heater, a simulation method was carried out. The deflagration simulation was divided into cold-test and hot-test processes. The mass conservation equation, energy conservation equation and oxygen/oil combustion...

With the development of smart grid in our country, as the key devices of the digital metering system, the conversion accuracy and stability of electronic transformer plays a dominant role in the whole metering system error control, the stability and reliability of the electronic transformer is related...

This paper proposes a time-lag model predictive control (MPC) method to solve the problem of communication delay in networked automatic generation control (AGC). The method uses the optimum weighting method to predict delay and the time-lag dynamic state equation of interconnected grid as the MPC prediction...

The floating-type double-hinged wave energy converter (WEC) is developed to realize the conversion of wave energy. Based on the linear wave theory and wave-body coupled interaction, the nonlinear coupled equations of the heaving-pitching motions for the buoys are established. Under the condition of entirely...

With the development of smart grid construction and the innovation of the business mode of State Grid, power systems business including generation, transmission, transformation, distribution, consumption and dispatching, produces a large amount of data every day. At the same time, power system is also...

Herein, we utilize ants as the prototype to build the multi-functional model that can walk, turn, cross obstacles and collect samples under the inventor environment. The operating principle of the robot was introduced and the strength of important elements were checked and discussed to investigate the...

This paper presents an approach to implement vibration signals for fault diagnosis of the rolling bearing. Due to the noise and transient impacts, it is difficulty to accurately diagnosis the faults with traditional methods. So a new type of learning architecture for deep generative model called deep...

The design scheme evaluation is an important part of product intelligent design system, but the existing scheme evaluation methods have not considered the problem of the mutual influence of the evaluation index, thus reducing the objectivity of the evaluation result. In fact, the influence relationship...

In this paper,the ostrich as the research object , using the related mechanism ,according to the motion characteristics of biped walking upright , bionic design of its leg , foot structure , and computer modeling , finite element analysis and motion simulation , to achieve walking , running , jumping...

The matching problem of the cannon and vehicle has been studied a lot, but the studies are more about the self-propelled guns with armored chassis, studies of the truck-mounted artillery with truck chassis are less now. AHP method is used in this paper and the vehicle chassis and artillery fire system...

Aiming at the non-stationary features of mechanical vibration signals, a fault diagnosis method based on ensemble empirical mode decomposition singular value entropy and support vector machine are put forward. This method utilizes the advantage of EEMD which can effectively restrain model mixing and...

A wheelchair with a gear system was designed and analysed in order to find a good solution for people with wheelchair to move into the car. This gear system has been designed to be installed in the car and the whole wheelchair can be moved into the car automatically even with the people on it. The three...

The electrical properties of Hf-Ti-O higher-k thin film and ETSOI MOSFET with Hf-Ti-O gate dielectric were studied in this work. To accurately extract the permittivity of the Hf-Ti-O thin film, the different physical thicknesses Hf-Ti-O thin films were fabricated by radio frequency magnetron co-sputtering...

Ring radial-axial rolling technology is the best method to produce high quality large seamless ring. The reliable finite element model of large ring radial-axial rolling process is established. Based on the computing result of the FE model, the deformation of large ring radial-axial rolling process is...

Co-simulation technology has been widely used in the design and research of complex mechanical systems. The co-simulation based on ADAMS and MATLAB is summarized, and the related software is introduced. Taking eccentric connecting rod as an example, the output torque of MATLAB is the input parameter...

As electricity system reform moved on, improving operation management level, operating risk pre-control is more and more important. To improve power grid enterprises' operating management level and business function performance, establishing an early-warning system in conformity with power grid enterprises'...

The lift-off effect of the sensor has an influence on MBN signal during the process of Barkhausen noise detection.Therefore the way to eliminate the lift-off effect has become the emphasis of the study on the accuracy of the result of Barkhausen noise detection. The study improves the design of the sensor...

Magnetic Barkhausen Noise (MBN) is an effective non-destructive testing approach for ferromagnetic material residual stress measurement and evaluation. However, the common MBN signal features such as the time to peak value and frequency spectrum are not accurate enough for stress evaluation due to the...

For a given three-layer assembled die of cold precision forging gear, the optimum design was implemented based on the elastic solution of the thick-wall cylinder under the admissible tensile stress. A non-uniform interference fit structure was employed, and the minimum tangential tensile stress in the...

Efficient heat dissipation of high power and a high heat flux density for power electronic devices are demanded, along with high reliability, high power density, miniaturization, and a light weight. One solution is to transfer heat from the electronic device to the surrounding environment rapidly by...

In order to realize the precision flow control and widen the application scope of flow pump, in this article, the giant magnetostrictive material was used as driving source to design a new type of precision flow pump. Adopted I-shaped pump body to simplify the structure, simultaneously, it enhanced the...

The human body is a spring-mass-damper system that oscillates up and down while moving. Wearable robots can add energy to the person at an appropriate time to enhance human moving performance and reduce the metabolic cost of performing cyclic tasks simultaneously. We have developed a phase oscillator...