Advances in Engineering Research

Katuk (Sauropus androgynus (L.) Merr.) leaf and its products, culturally have been used by lactation mothers in Indonesia to improve their milk production. A limited study examined the different processing/serving of the leaf to the milk releasing. This study aimed to explore the effectiveness of katuk...

Spinel Li4Ti5O12 material were prepared by ethanol-assisted hydrothermal method and sintered at different temperatures. It was found that all of the samples had cubic spinel structure without undesired impurities and the samples showed different morphology as the change of sintering temperature. The...

The mechanical model of mast of special rotary drilling rig for transmission line is established in this paper. The ultimate loads of mast of rotary drilling rig are designed for drilling condition and lifting drill condition, and the simulation of the mast is done under these typical working conditions....

In order to solve the problem of license plate recognition in a complex environment, put forward a combined with the feature of license plate color, gray features, geometric shape, a general method of license plate recognition, first of all according to the color feature of license plate of China, this...

Content Delivery Network (CDN) is a new kind of Internet content service system, which is built based on IP network and can provide the content distribution and service to satisfy the requirement of content access and application efficiency, the requirement of quality and contents order. The basic idea...

Traditional underground garage lighting control mainly adopts manual control mode, which usually keep most of the lamps bright for a long time. This way causes a great waste of electricity. To solve the problem, the underground garage lighting intelligent control system is put forward. On the basis of...

Investigations of powder alloys of the Fe- (30-36)% Ni system based on carbonyl powders are presented. When studying the microstructure of Fe-(30-36)%Ni alloys, it was found that an increase in the concentration of nickel promotes the coarsening of the average grain size of the austenite, and the grain...

In the construction waste output forecast, it is difficult for forecasting and reducing the accuracy of forecasting. In this paper, a method for estimating the yield of urban construction waste is built on the basis of building area, by using the ARIMA model to predict demolition area and the area of...

Large-scale distributed wind power connected to grid must be dispatched and managed by the provincial gird dispatch center. In order to unify representation of wind power equipment’s information and function in various applications, this paper extends the common information model of the wind plant based...

The fault tree analysis method of static reliability technology theory was applied to the marine main engine remote control system and a fault tree for the control system was constructed. After finishing the qualitative and quantitative analysis of the fault tree, an applied fault tree and a fault-finding...

With WCl6, C2H2 and H2 reaction system and Ar work gas, WC nanocrystallites were prepared by plasma chemical vapor deposition(PCVD). The properties of WCl6 and WC particles including chemical composition, morphology, size and structure of crystal phase were characterized by Transmission Electron Microscopy...

The solid bulk cargo transportation plays an important role in the carriage of goods by sea. Bulk cargo is any cargo that is transported in a loose form without any packaging in large quantities. Solid bulk cargo includes grain, ore, coal etc. Solid bulk cargo has some inherit natures such as having...

Monitoring soil moisture and pH levels is crucial for tracking the health of plants. Therefore, it is necessary to develop a device for measuring soil moisture and pH with the aim of plant monitoring. This device utilizes Long Range technology and consists of two nodes that monitor two different soil...

With the drastic changes in global climate, the frequent occurrence of extreme weather events has led to an increasing number of flood events, highlighting the crucial importance of accurate watershed runoff forecasting for disaster prevention, water resource management, and environmental protection....

High-entropy alloys (HEAs), an emerging class of advanced materials, are composed of multiple principal elements, offering remarkable properties such as superior mechanical strength, ductility, thermal stability, and corrosion resistance. HEAs challenge traditional material paradigms by leveraging high...

In order to assess tactical and technical index of a certain type of missile warhead, calculated warhead muzzle velocity and damage capacity for using of theoretical analysis. Combined with the results, design the new tar-get emplaced scheme. To the particularity of warhead structure and measured data,...

Wheat flour were prepared to make aqueous pentosan and alkali soluble pentosan and then they were added to wheat flour in different proportions to conduct bread baking experiments to study its effect on the quality of the bread baking.

Detail components of nitrogen oxides (NOx) emissions, which is including NO, NO2, and N2O, from a national V heavy-duty diesel engine with selective catalytic reduction (SCR) were studied under different operating conditions by using Fourier transform infrared spectrum (FTIR) technology. Results show...

According to the United Nations, 1.6 billion people (one quarter of the world's population) experience water scarcity. Water use has been growing at twice the rate of population over the last century. What should we do to mitigate water scarcity we use Multiobjective Dynamic Programming(MDP) Model to...

An appropriate fatigue crack growth model is the key to accurately evaluate fatigue life of component. Researching on the McEvily model, considering the influence of elastic-plastic behaviour and crack closure, a modified elastic-plastic small crack propagation characterization model is proposed. The...

The traditional learning of physics experiment has the problems of tediousness and low efficiency. With the development and popularity of information technology, so in the light of the above problems, an information system for physics experiment had been designed for students to improve their learning...

A novel sulfur ion exchange fiber - thiosemicarbazide chelating ion exchange fiber (TSCIEF) was prepared by nucleophilic substitution reaction of chloramethylated polypropylene graft styrene (CPP-g-St) fiber and thiosemicarbazide, using anhydrous ethanol as swelling agent. The structure of TSCIEF was...

The phase transformation temperature and time of + 2 ß in Cu-Al alloy before and after 5Gpa pressure treatment were measured by differential scanning calorimeter, its activation energy and Avrami exponent were also calculated. The effect of 5Gpa pressure treatment on the phase transformation of + 2 ß...

This paper aims at establishing an accurate short-term traffic volume prediction method by introducing calculations and characteristics of triple moving average method, single exponential smoothing method, and double exponential smoothing method. Based on field data collected from intersections in Fuzhou,...

The Radio Frequency IDentification (RFID) based Active Vehicle Positioning (RAVP) is a feasible and high precision positioning method for moving vehicle on road when someplace uncovered by the signal of GPS or some other satellite based positioning systems. In this paper, RAVP is introduced and the precision...

Flexible robot, as a emerging technology in smart manufacturing industry, has been arousing great interest widely. This essay begins with the characteristics and classification of soft robots, exploring their advantages, current applications, industrial prospects, as well as the challenges and opportunities...

Sleep is essential for preserving general health, emotional stability, and cognitive function. However, because conventional diagnostic techniques are not widely available, the prevalence of undiagnosed sleep disorders continues to be high. Making Use of the Sleep-EDF We created a unique convolutional...

This study aims to improve the quality of virgin coconut oil (VCO) to be equivalent to B40 biodiesel when mixed with pure diesel for use as diesel engine fuel. A 60/40 diesel-VCO blend was prepared to maintain fuel quality. Using the Box-Behnken Response Surface method, transesterification was optimized...

Every effort has been made to break the chain of the spread of the COVID-19 virus. Starting from maintaining distance, wearing masks, washing hands, uniting body temperature, to invitations to participate in vaccinations. However, apart from vaccination during the COVID-19 pandemic, the need for jobs...

Traditional off-line line parameters measuring is complicated in operation and has poor applicability. And the symmetry of line parameters influences the choice of on-line measurement methods. Generally, it's is asymmetric. Therefore, the paper proposes an on-line measuring method of power frequency...

The commercial applications of NFC (Near Field Communication) have become increasingly mature. Many smartphones have become to carry NFC chip in default for communication. Warehouse management in the logistics industry has played a more and more important role in the current development of the electronic...

For rapid evaluation of composite girder beam bridges load-bearing capacity, to study the load-bearing capacity check computation method based on displacement influence line. First obtain measured displacement data of typical sections by the slow driving way, then calculate the measured generalized displacement...

Constrained optimization problems are very important as they are encountered in many science and engineering applications. A hybrid method based on modified augmented Lagrangian multiplier and biogeography-based optimization (BBO) algorithm is proposed to solve constrained optimization problems. The...

Phase-pure, monoclinic, and nanostructured FePO4 composites have been synthesized by a hydrothermal method at different waterbath reaction time and characterized by XRD, SEM. The results showed that calcination time have great influence on the FePO4 composite. When the waterbath reaction time was 7 days,...

Most of marine diesel engine faults is caused by the wear. So, wear analysis is particularly important. In this paper, we have got the wear state and wear mechanism of the marine Cummins diesel engine by analyzing the selection of two typical oil sample with the oil ferrography analysis technology, and...

The previous literatures generally study consumption level of the single urban or rural residents in Hainan.But there are few documents about the residents' consumption level in Hainan province. According to the the data in range of year 2003-2012,this paper analyzes and evaluates on consumption level...

The methods of reliability analysis for parallel-redundant system are different from the traditional two-state system, according to multi-state reliability theory, the design of the three-state electrical parallel-redundant system was optimized, and a mathematical model of the reliable degree for the...

Based on liquid fusion and atomic interdiffusion of TiB2-based ceramic and 42CrMo steel, the ceramic-metal laminated composites with interfacial 3D-network span-scale graded microstructures were achieved by combustion synthesis in high gravity field. The presence of respective atomic concentration gradient...

With the development of nanoscience and nanotechnology industry, nanomaterials have gone into the natural water and it may have some impact ecosystems. This article intends to use nano-silica and zinc oxide different sizes with different concentrations of dispersed in filtered seawater to study the effect...

The Bingham-plasticmodel has been widely used to predict the post-yield behavior of Electro-Rheological(ER) and Magneto-Rheological(MR) fluids. However, as the plastic viscosity is not constant under conditions of different flow velocity and applied field (Electric/Magnitude), the phenomenon of shear...

The charge density, electronic energy band structure and density of states of Au-doped armchair graphene nanoribbons (AGNRs) with both-edge are investigated using the local density approximation based on density function theory. Our results indicate the charge density is transferred and mainly located...

Near-singularity and far-filed storage in impedance matrix were two difficulties in MoM. In this paper, some simple methods, based on the Duffy transformation, were effectively used in dealing with the near-singularity. For the far part, AIM(Adaptive Integration Method) was used to reduce not only the...

LED lighting is being used for residential, commercial and industrial applications. It offers various advantages over incandescent bulbs, such as lower energy consumption, longer life, attainment of full brightness without need for a warmup time, and so forth. With the advent of these lights in large...

The control system of experimental equipment for electrical exploding wire opening switches designed in this paper includes two parts, i.e., the main control system and human-machine interface. The main control system is composed of a c8051f020 MCU motherboard and two pieces of IO expansion boards to...

In this paper, we established a model to discribe the how bathtub water temperature changed over time, and put forward a suitable way of adding hot water. We divided the bath process into three stages: cooling stage, heating up stage, and constant temperature stage. At the cooling stage and heating up...

In order to find the optimal scheduling, to ensure the global optimization, and to adapt to the dynamic environment, the adaptive capacity remote sensing data cloud platform scheduling strategy is proposed based on the cloud platform high score data storage model. The main contents are as follows. The...

Aluminum Conductor Composite Core (ACCC) is expected as an important conductor in Flexible Alternative Current Transmission Systems (FACTS) and High Voltage Direct Current (HVDC), compared with Aluminum Conductor Steel-Reinforced (ACSR), has the characteristics of high strength, high temperature resistance...

This design uses High Performance Capillary Electrophoresis (HPCE) to determine the Paeonol’s content in huangliansu tablets. Electrophoresis separation controlled conditions for uncoated fused silica capillary column (75 m×52 /60cm) injection height 7.5cm, and using a concentration of 40 mmol/L borax...

In order to improve the ability of fuzzy comprehensive evaluation of talents, this paper proposes a fuzzy comprehensive evaluation method which is the combination of qualitative and quantitative. Results show that the system can ensure the accuracy of the evaluation results, can meet the need of the...

Nanoscale bimetallic Fe/Cu mesoporous carbon supported alumina hollow ceramic membrane were successfully synthesized by spin-coating method. The morphology and physico-chemical properties of catalyst were characterized by XRD, SEM, TEM. The performance of the catalysts was evaluated by the adsorption...

With the complexity increases of the Advanced Public Transportation Systems (APTS), the risk of traffic crisis rises. Through analyzing the characteristic of public traffic safety based on APTS, this paper combines “3G” and ZigBee technologies to locate vehicles in time and get the information of exterior...

Taken the natural loess slopes in the Linfen area as the engineering example, analyze the relationship between the slope size parameters (height of slope, angle of slope), material parameters(soil cohesion, friction angle) and the stability safety coefficient of slope with different calculation method....

We report on multi-pulse dissipative solitons generation in all-normal-dispersion (ANDi) long cavity Yb-doped fiber laser with a cascaded long-period fiber grating as a spectral filter. The mode-locking is based on nonlinear polarization evolution. It was found that through either changing the pump power...

Through the analysis of the status quo of Shanghai dredging mud comprehensive treatment, combined with the domestic and international successful cases, and summing up the experience of previous engineering, puts forward the countermeasures and Suggestions of comprehensive utilization in conformity with...

With the increasing of information technology in China, and the intelligence of network building, the requirements for safety detection technology of network operation are raising both in depth and width. The state detection work needs to gather a large amount of data information, and the operation of...

This paper presents an Archimedean spiral antenna (ASA) and explores the radiation characteristics of the ASA. We proposes a parallel Archimedean spiral antenna (PASA). The proposed antenna can maintain the radiation characters with a half input impedance compared with the ordinary ASA. The characteristics...

In order to consolidate the achievements of hydraulic engineering system reform and rehabilitation of defected reservoir, and to further promote the development of dam safety management, annual report about reservoir dam safety is proposed. This paper analyzes the function and significance of annual...

For the aim of sorting non-metallic shredder residue of body of end of life vehicle after disassembly, an innovative density screen is proposed. In this paper, the model of throwing and sliding of plastic and glass scrap of material for this equipment was defined. And then, the numerical simulation of...

Five kinds of Brønsted-acidic ionic liquids with different nitrogen-contained chemical groups and different anions were synthesized, and were respectively characterized by nuclear magnetic resonance(NMR), infrared spectrum (IR), electrospray ionization mass spectrum (ESI-MS) and thermogravimetry(TG....

In this paper we present the evaluation results of solar thermal cooling performance of PDMS/glass composite lamination in which the microfluidic flowpaths have been fabricated on the interface between PDMS and glass. The microfluidic flowpaths was designed into pinnate-like and its pattern was transferred...

The development of renewable energy such as wind power has been widely concerned. However, the randomness and intermittency of the wind power as well as the lack of transmission capacity result in significant amount of wind energy curtailed. Meanwhile, the demand for large capacity battery is expanding...

The residual stress and welding deformation were measured for the bogie frame steel plate SMA490BW butt joint welded by using the plasma-MIG hybrid welding process and the general MAG welding process respectively, as well as in different groove angle conditions. The results indicate that the plasma-MAG...

Aiming at discussing the important issue of large time-delay temperature control of large-scale chicken farms, a large time-delay model of large-scale chicken house temperature control is firstly established. Through the large time-delay model of the large-scale chicken farm temperature control, the...

The paper introduces a strategy “Integration of heterogeneous information in the Distributed System based on REML”. In the strategy, we wrap different formats, distributed heterogeneous informtaion into the unified REML information, and make it to be re-utilized by Web Service which is a method of communication...

The promising trend in increasing the productivity of potatoes is efficient use of plant growth regulators and microfertilizers. The paper presents the assessment of the current study on the influence of various substances and defines the need to identify the influence of growth regulators on the net...

It puts forwards related test and requirements while analyze harm of outlet short-circuit to power transformer in the state of increasing volume of power system short-circuit. Furthermore it describes process of harm accident when power transformer close range outlet, check test's situation, analyze...

A pot experiment was conducted to study the effects of mutual grafting on photosynthetic characteristics of two ecotypes of Solanum photeinocarpum under cadmium (Cd) stress. Four treatments were used in the experiment: ungrafted of farmland ecotype (F-CK), ungrafted of mining ecotype (F-CK), the farmland...

Runoff generation is a key process of the hydrologic cycle. In studies, most hydrological models can’t explain how changes in the runoff generation mechanism caused by rainfall and soil conditions. Accounting for this issue, this article proposed a runoff generation mechanism index (RGMI) to realize...

Deep learning (DL)-driven target detection techniques are one of the key topics in today’s research. The target detection algorithms have been updated along with researchers’ continuous updating of target detection model libraries and datasets in recent years. However, there is a lack of knowledge about...

With the accelerated evolution of communication technology towards 6G, the importance of semiconductor manufacturing technology as the foundation supporting core 6G functions such as terahertz communication and intelligent metasurfaces has become increasingly prominent. This paper systematically reviews...

Nanocellulose was extracted from pineapple leaf using high pressure homogenization (HPH) in a liquid, homogeneous state. After optimizing conditions, nanocellulose was obtained at 100 MPa for 45 cycles with the diameter of 4-10 nm. The nanocellulose was cellulose II, with the crystallization index reducing...

Aiming at the thermal comfort problems brought from anti-riot helmet in high temperature, an study of meas-uring the temperature of head skin based in the anti-riot helmet micro environment is designed, and thermal comfort of the volunteer is evaluated through the skin temperature and the volunteer's...

The localization management of transmission lines can not only take the advantages of geography, information advantage, location and traffic of each territorial power company, but can also improves the efficiency of fault inspection and fault recovery to the reliability of power supply substantially.

In this paper, we propose a full-automatic algorithm for extracting elongated object from CT image. Given an input image, we use the SWT(Stroke Width Transform) and MM(Mathematical Morphology) to locate the coarse location of target. Thus leading to over-segmentation. In order to refine the segmentation...

The functional information model of the technical system based on the component unit model is the basis of the analysis of computer aided function. Through the introduction of graph theory knowledge, establishing technical system function directed graph's adjacency matrix and reachable matrix. The establishment...

In order to propose the optimal route for each refugee[1], we have finished the following work. Firstly, Grey Relational Analysis model is established to analyze the correlation coefficient of a plurality of metrics. The indicators with larger correlation coefficient are chosen as the metrics. In our...

With the development of computer and network technology, athletic meeting management is constantly toward modernization, and in the popular athletic meeting management software, the grouping lane dividing of track events is fixed eight lanes, scheduling algorithm is fixed, and there are some flaws. Therefore,...

Citation network is a complex network composed of literature and literature citation relationships. To such a large-scale network, it is difficult to detect the global community. On the other hand, there are more concerned with the situations local information than global information. Based on DBLP citation...

With the continuous progress of the urban rail transit network, the passenger flow records of the urban rail transit are constantly refreshed under the double stimulation of the network effect and the fare. As the passenger flow rapidly increases, various problems of incompatibility on the related facilities...

In order to improve the efficiency and safety of air traffic control systems, a deep learning based optimization strategy is adopted, integrating data collection, processing, and decision support modules. By improving the ant colony optimization algorithm and neural network model, route scheduling and...

Short-term load forecasting is inevitable and important for electric power management.In order to predict precisely and reliably, the forecasting model is established combining Genetic Annealing Algorithm and Support Vector Machine, which respectively improve partly search capability and possesses more...

The personalized user operation is the mainstream of the mobile application development in the future, which is based on the accurate prediction for mobile user behaviors. Currently, the mobile applications cannot provide specific mobile application operating procedures according to the behavioral characteristics...

Chinese fir (Cunninghamia lanceolata) is an important commercial timber species in China. In the recent years, seasonal droughts occurred frequently in the fir growing areas and made a great impact on its production. In this study, PEG-6000 was used to simulate water deficit, while the drought-resistant...

The proposition of SWEBOK (Software Engineering Body of Knowledge) provides criterion for the organization and effective management of software engineering knowledge. How to use SWEBOK guide the learning of software engineering related professions has become a real question. This essay constructs an...

Aiming at the problems of tower crane safety performance assessment and prediction, put forward a scheme of tower crane safety monitoring based on large data analysis, this scheme provides a three-level architecture. Rank field by field data acquisition unit is responsible for collecting various operation...

Conventional Vivaldi antenna has the advantages of ultra wideband, but its backward radiation is too large and the the gain of the main radiation direct is low [1]. On the basis of the original Vivaldi antenna, this paper designed a Vivaldi antenna element with a groove, its working frequency is from...

In this paper, we discuss the influence of different preheating temperature and welding speed on welding residual stress through numerical simulation, which takes a certain type of emu car KK middle end of T type welded joint as an example.Using the double ellipsoid heat source model checking got temperature...

This paper through the experiment discussed the glass powder to substitute the mineral powder to asphalt mixture effects of asphalt mixture aggregate ratio, volume parameters and water stability. Experimental results show that the glass powder to substitute the mineral powder have minimal impact to asphalt...

NSE plays a vital role in PC12 cell differentiation, expecialy the length of the synapse and the formation of microtubules. Here, NGF(Nerve Growth Factor) and OGD(oxygen-glucose deprivation) were used to stimulate PC12 cells, and convert them into neurons to establish an ischemia in vitro model. In order...

Sandwich beams with functional gradient metal foam core are sensitive to local indention because of the low strength of the foam core and the low bending stiffness of the thin face sheets. The local indentation response of the sandwich beams are determined by loading the beams with a flat indenter. The...

The interface delamination of waste plastic chip will seriously affect the value of their recycling reuse; therefore, it has been a hot issue in recycling researches of Waste Electrical and Electronic Equipment (WEEE). Based on the exponential cohesion theory, this paper has researched chip delamination...

The advantages of the form of this paper is numerical calculation without spurious numeric, and keeps monotonicity of numerical value. It contrasts the difference among various flux limiter flux limiter function in solving equations by examples and verifies the advantages which is conservative, robustness,...

The exits and entrances of the multi arch tunnel are often located in unfavorable geological sections, such as shallow buried, bias, high weathering degree, rock breaking and so on. In addition, the existence of the side slope makes the force more complicated after the tunnel excavation. When exits and...

The temperature-microstructure-stress/strain coupling model of YRT inner ring in the process of oil quenching and deep cryogenic treatment (DCT) were established to study the change rule of cooling process, microstructure evolution and residual stress distribution in the process of oil quenching and...

Remanufacturing is an important path to realize the sustainable development on modern industry. Defect detection is considered one of the most scientific and developed services in remanufacturing. Aiming to find surface defects of the rotational parts rapidly and accurately in the process of remanufacturing...

In this paper, the working principle and method of using TB6612 to drive DC motor are described, and the hardware and software design are given. Based on this, the motor driver chip TB6612, TB6612FNG is the Toshiba Corporation Semiconductor production of a DC motor drive, it has a large current MOSFET-H...

Freight forwarding business is one of developing businesses in Indonesia. The existence of the business is supported by the existence of export and import activities carried out by the other business doers. Companies involved in freight forwarding are manufactures, trading, retailer, consumer goods,...

The self-excited oscillation pulsed water jet is an efficient and valuable technology for cutting, especially for risky environments. In this paper, the pulsed water jet is explored to be used in high-risk environment for metal cutting. The abrasives are proposed to be added in to enhance its cutting...

The SEPIC (Single Ended Primary Inductance Converter) converter is a highly versatile and efficient solution to correct the power factor in AC-DC conversion systems, and it has become increasingly popular due to its performance and ease of use. It is well-suited for high voltage conversion applications....

The ready-made garment (RMG) industry is vital for developing nations as it generates employment, attracts foreign investment, and boosts revenue. However, this industry suffers from inefficiencies due to significant waste generation. Numerous defects in products lead to quality degradation, increased...