Advances in Engineering Research

AI chips have a rising demand for high computing power and low power consumption. Traditional silicon-based semiconductors are constrained by inherent properties and process limits, making it difficult to meet the high-performance requirements of AI chips. Therefore the research and exploration of novel...

Aiming at the existing problems in the field of coral sand, such as unclear micro-mechanism of the crushing process, inconsistent crushing quantification indicators, and disconnection between macro tests and micro mechanisms, laboratory tests including CT scanning, consolidation tests, triaxial compression...

Energy efficiency efforts and proper temperature control in domestic cooling systems are important in the world of domestic refrigeration. This can be done in several ways, such as changing the refrigerant used or replacing the expansion device currently used. This study investigates the potential benefits...

Indonesia is one of the richest countries, with 70% of its areas abundant in water. These advantages can be utilized for the necessities of life, for example, building the hydroelectric power plant considering that some areas in Indonesia have yet to be reached by electricity. Hence, this work was conducted...

Fire is a formidable force of nature, and its effects range from loss of life and property damage to severe disruptions to economic and social systems. However, conventional fire detection systems often trigger false alarms, disrupt emergency responses, and result in operational inefficiency. A growing...

In the present study, a preliminary experimental work was carried out to examine the effect of mixing waste tire-rubber particles with cement mortar to develop an impact resistant and sound-reducing mortar composite. Laboratory tests were conducted to determine compressive and flexural strengths for...

Users cannot truly achieve "harmonious human-machine interaction" and improve the efficiency of interaction until they have correctly understood the semantics of the information on the interface. Taking the interactive characters on the login interface of ICBC's (Industrial and Commercial Bank of China)...

PWM is pulse width modulation by adjusting the width of the output square wave has been widely used in motor speed control LED brightness adjust rectifier audio output etc Now we always use software to product PWM this method has some limitation not meet high accurate fast PWM wave produce According...

The exposures of aquatic organisms to pollutants are usually pulses yet the exposure concentrations in the standard toxicity tests are constant. It raises a question that whether these standard tests include the effects of pulse exposure Therefore, 24-hour pulse exposure to 4 heavy metal ions (Cd2+ Cr6+...

The existing external economic situation in the country, the offer to create in Eastern Siberia "a carbon-free zone" will have a negative impact on production safety in the Kemerovo region – the largest coal-mining region of the country. The aim of the research is to assess the real situation in production...

This paper presents technique of two dimensional direction of arrival (DOA) estimation of a source using uniform circular array (UCA) and channel state information (CSI). In orthogonal frequency division multiplexing (OFDM) system signal is simultaneously transmitted over subcarriers with different frequencies....

To make the maintenance adapt for the modern aircraft, the modeling and scheduling algorithm of aircraft maintenance shop scheduling problem are discussed. At the base of maintenance shop scheduling modeling referring to the formalization of flexible job shop scheduling problem, genetic algorithm is...

To identify the densification process and corresponding mechanism, double-action die compaction of Fe-Al composite powder (with 20 wt.% Al) was modeled by multi-particle finite element method (MPFEM) from particulate scale in 2D. The initial packing structure generated by discrete element method (DEM)...

After reviewing the relevant literature on green campus, this study has analyzed the current design practice. It shows that there are shortcomings in the green campus design strategies for the outdoor physical environment. There are three aspects in the shortcomings: (1) the site planning, (2) the layout...

In this paper, the synchronization of a fractional-order Bloch system is investigated. Based on the stability theory of fractional-order systems, the scheme of synchronization for the fractional-order complex system is given. The synchronization of the system is realized by designing the appropriate...

The technologies of wireless sensor networks (WSNs) and mobile agent are applied because of the large and complicated bridge structure, large amounts of sensors and multiple damage forms. The paper takes the actual bridge structure as the research object, adopting CC2530 as the core of wireless sensor...

This paper analyzed the principle of performance-based seismic design method, compared and analyzed the performance-based seismic design method and the bearing capacity-based seismic design method, introduced seismic design methods of structure design code of several major countries in the world, analyzed...

Abstract. The Bacteria is as an ancient creature that appears on the earth long before human beings, it is the world's most widely distributed organisms; humans’ infection in parts of the bacteria causes the human body with inflammation, the clinical mainly uses the antibiotics as antibacterial drugs....

A novel kind of metallic phase diagram determinator has been developed in order to deal with the problem of original determinator big thermal inertia and bad temperature control. Which is used by the electromagnetic heating technology. The determinator has many functions such as temperature setting,...

With the development of economy and technology, data mining which is based on databases and business intelligence has been developed and widely applied to all fields, financial field included. It can explore hidden, useful information to help decision makers to search for the relationship among data...

Nowadays, saving water and saving energy saving has become a trend of lifestyle. Therefore, it is quite necessary and practical to find an optimal injection method to save heat and water, which can be widely used in many various situations, such 0000as having a bubble bath, keeping tropical fish and...

This paper describes a new method of roadway support in deep mine. More than 70% of China's coal reserves exist -800m depth below. Along with the increased growing coal mining depth, mines in most mining areas are facing deep mining problems. Currently, the main support means in deep high pressure roadway...

The high vacuum cleaving passivation characteristic on 980nm diode laser is presented. In this research, diode lasers are cleaved in high vacuum cleaving system, and then coated with thin ZnSe passivation layer in the front and the back facet. The function of the passivation layer is to protect diode...

This paper describes a new micro-scale machining process which experimentally demonstrated a carbon fiber mono-filament tensile nanofibers and micro-scale devices fixture based on a 180°- and 90°- orthogonality carbon fiber mono-filament tensile (OCFMT). The fabricated OCFMTs with orthogonality structures...

The polymer composites based on carbon nanotubes are of particular interests because of their excellent performance. In this work, carbon nanotubes (CNTs) were modified by concentrated acid solution which resulted in CNTs grafted with carboxylic acid (–COOH) and hydroxyl (–OH) groups (i.e. a-CNTs). The...

In this paper, the parameterized dynamical model of the diesel engine intake and exhaust system using a data-based method, namely a Gain-Scheduled model is proposed and designed based on the data from a virtual engine test bench under normal load conditions. In the first step, the Multiple Input Multiple...

The welded unreinforced flange-welded web (WUF-W) moment connection is one of seven prequalified connections for the special moment frames (SMF) specified in AISC 358-10. In this study, in order to predict cyclic behavior of WUF-W connections using nonlinear FEA, finite element studies for selection...

The library implements regional alliance is a great progress of service mode. This paper discusses the current operating status of the domestic and foreign library regional alliance, forecasts the future development trend of the regional library alliance service mode. Focusing on analyzing the current...

Analyze the formation mechanism of low carbon benefits of the low carbon power, and combine the economic and low carbon characteristics of a low carbon power by using the low carbon economic factors, redefine low carbon benefits of the power planning and form a comprehensive evaluation model of low carbon...

To understand the microbial community characteristics and denitrification status in coastal water ecosystem of Bohai Bay, China, the bacterioplankton from six representative stations were collected in September 2016, and the bacterial community and abundance of nir-encoding denitrifying bacteria were...

The article considers the trend of development of the aircraft building industry in the direction of industrial robotics application. Questions on achieving high assembly accuracy, application of robot manipulators in assembly processes are considered. Intermediate results of calculating the accuracy...

A Stirling cycle solar wind combined power generation system was designed, and a theoretical analysis model of the power and efficiency for each subsystem of the system was theoretically constructed. Firstly, the Stirling machine and the solar cooker are used to focus on the solar energy. The vertical...

Polypropylene has a great electrical property and may be used as primary insulating material in electrical power cable. In cable accessory, the field distribution is often distorted since the very complicated physical structure, which makes interface discharge between PP and cable joint insulation easy...

According to the problem of the optimization of overall performance of idle spectrum assignment for cognitive radio, it proposed a spectrum assignment method for cognitive radio based on binary weed algorithm. Considering maximizing total network efficiency and fair effectiveness as a criterion, the...

Improving the housing policy of the socio-economic development of the urban district of Volgograd city requires the prompt introduction of significant changes that will help correct a long-term negative trend to reduce housing construction. Changes should stimulate the construction of individual low-rise...

The phenomenon of the big text signs in almost all cities in Indonesia to mark the name of a place that is already known by the surrounding community will ultimately affect the collective knowledge of citizens. It is just that the presence of big writing is no longer unique when all the cities are busy...

In this study has the objective to develop sub instruments digital literacy of subjects of electronics circuit in vocational school students. The resulting sub instrument is used to measure the competency of students with the three domains such as affective, cognitive, and psychomotor. This study uses...

As the new type of green solvents, Deep eutectic solvents (DESs) might be the key to a better future. This mini review presents a brief discussion on the applications of DESs especially in oil and gas sector published in the past half a decade. Several reviews made on applications of DESs in different...

A fisherman insurance program is one of the government’s policies to protect fisherman in their work. This study aims to explain the attitude of fisherman to fisherman insurance programs. The sampling technique used is non-probability sampling using the method of judgment sampling approach, which is...

The government has established a responsive and proactive governance system that is oriented towards work professionals and innovation management in fostering the employee’s innovation spirit through the management role, namely the paternalistic leadership style, to create a credible and accountable...

One of the information systems expected to continue attracting individuals to use it in their daily activities is the e-wallet; from the introduction of the e-wallet, the process of adopting it, the decision to continue using the e-wallet and to making the use of e-wallet an unconscious habit. This study...

Indonesia’s location in a high seismic hazard zone underscores the need for earthquake-resistant structural systems. This study evaluates the seismic performance of a six-story apartment building by comparing reinforced concrete and steel structural systems. Nonlinear static pushover analysis was conducted...

Cloud driven big data synergy has changed the dental healthcare system. With the integration of AI, it has ushered in dentistry 4.0 where artificial intelligence and machine learning will identify patterns to help in diagnosis and management of oral diseases. The increasing requirements for appointments...

Urban thermal environments are shaped by complex interactions between built form and ecological elements, yet many studies still rely on linear assumptions that obscure threshold and stage-dependent behaviours. This study investigates the nonlinear drivers of daytime Land Surface Temperature (LST) in...

Biomass is an environmentally friendly alternative energy due to its sulphur-free, carbon-neutral, and the abundant availability. Coconut Shell is a type of The calorific value of biomass waste, which is suitable for use as a raw material in the gasification process, is 20890 kcal/kg. Gasification is...

SDGs are the blueprint to achieve a better and more sustainable future for all. SDGs target #11.7 means that by 2030, cities should provide universal access to safe, inclusive, and accessible green and public spaces for women and children, older persons, and persons with disabilities. Besides, all public...

Student safety remains a paramount concern for educational institutions, particularly during transit. This paper introduces Secure School, a comprehensive student safety management system that deploys Radio Frequency Identification (RFID) technology to enhance monitoring, tracking, and predictive analysis...

In recent years, the research community around the globe has contributed significantly to improve the brain-computer interface based assistive technologies. Electroencephalographic brain-computer interface enables the person to communicate with the outside world by creating an advanced communication...

The Komatsu D155A-2 bulldozer is a sequence tractor designed for vaious earthmoving obligations, presenting components just like the blade, raise cylinder, cabin, gasoline tank, ripper, and more. it's far powered by an SA6D10E-2 engine and uses a crawler-type steering machine with a grasp for manipulate....

With the rapid development of China’s economy, the scale of transportation network construction continues to expand. In the construction of expressways, slope engineering formed by high filling and deep excavation has become an important research topic. This study focuses on the mechanical response mechanism...

We examined the projection of permafrost distribution in Mongolia using RCP2.6 and RCP8.5 scenarios. According to the high emission scenario, an annual average near-surface temperature rapidly increases in Mongolia with high confidence. A similar trend of temperature is obtained at the depth of 3 m....

Lightning protection design for 10kV composite distribution tower differs from transmission towers and the traditional iron tower due to the insulation of composite material and complexity of lightning protection design for 10kV distribution lines. Related research is still in blank. Key points of lightning...

Under the background of increasingly standardized logistics market and more intense market competition, there are more needs to establish logistics centers with sound logistics functions and improved information network. Choosing a reasonable location is particularly important to build the logistics...

In the context of the rapid development of Chinese economy and society, the commercial data has been greatly increased in the long run, so that the operation of the enterprise from the relevant data to find the corresponding decision support tools are getting more and more attention. The development...

Thematic structures have been extensively studied for the powerful textual functions they display. This paper explores the cognitive mechanisms underlying the coherent functions of thematic structures in literary text with the application of Event-domain Cognitive Model (ECM). It has been found that...

In this study, we use the technology of ultrafiltration to separate the natural active peptides from milk, and optimize the conditions of ultrafiltration. The density of the natural bioactive peptides could be assayed through Biuret method. The results showed that the optimized separation conditions...

In order to plug water channeling of fractured tight oil reservoir, a new type of copolymer as the main agent is used for deep profile control and oil displacement. This copolymer is synthesized with modified cellulose and acrylamide, which has relatively lower viscosity and can meet the requirements...

Financialsystem exhibits a high degree of interdependence. Different typesof interconnections exist among financial agents, such as loanguarantees and cross share-holding. Financial contagion coulddiffuse along the interconnections and lead to wide spreadof risk. Thus how to effectively maintain the...

This paper analyzed the overall patent situation of global piezoelectric inkjet printing head technology, the layout of relevant technological field and the main competitive regions and applicants from the developed background of the global piezoelectric inkjet printing head technology. Based on the...

The currently popular Building Information Modeling technology is substantively a dynamic integration system between digital graphics and related information of structure engineering, where information can be updated with change of graphics. The concept, construction method, description standard, basic...

Based on the topological theory and MATLAB program, electrotopological state indexes (En) were calculated for 114 polycyclic aromatic sulfur heterocycles. A six-element regression model of quantitative structure-retention relationship (QSRR) for retention index (RI) as a function of En was constructed...

It is an important how to provide effective cost, high performance image block query and image block analysis for the design of WEB image server. To solve the above problems, this paper proposes a novel method to design and implement WEB image server. Like most modern WEB image server, the server stores...

To ensure trouble-free operation and lifetime of lithium-ion storage batteries (LISB) for spacecrafts, it is advisable to use bypass devices (BD) with a power element of a thermal drive made of smart material with shape memory effect (SME). The authors presented experimental results of the effect of...

Transient Recovery Voltage (TRV) requirements for UHV and EHV circuit breakers were investigated with the simple radial and meshed network models by CIGRE WG A3.28 and it was confirmed that the CIGRE network models could provide the TRV behaviours effectively using the system and equipment parameters...

Along with the accelerated development of urbanization process, makes many airports originally located in the outskirts begin to be gradually surrounded by city. How to renovation and reuse of the old airport effectively and reasonably, and alleviate the contradiction between the airport and urban development,...

For a valve controlled cylinder speed system with separate control of actuator ports, combining static operation point theory and load sensitivity technology, a new pressure control method is proposed. An optimal pressure based on command speed and load force was the input of pressure controller. At...

In order to reduce the equipment failure frequency and maintenance cost, equipment failure must be effectively predicted. Consider that the actual failure interval of equipments is to contribute to maintenance planning and scheduling, it is used to statistical analysis the failure trend. According to...

Magnetic properties and magnetocaloric effects (MCE) of the tetragonal (ThCr2Si2-type) PrFe2Ge2 compound are investigated. The compound is determined to be antiferromagnet with the Néel temperature TN=14.5 K and undergoes a transition towards an incommensurate modulated structure at 7 K. A field-induced...

Since the pattern recognition technology has been put forward in 1960s, it has attracted many researchers' in-depth exploration and research because of its great development potential. Over the years, the pattern recognition has made great progress in the field of face recognition, fatigue detection,...

This paper deduces the relationship between the frequency response and loads for a structure within the frequency domain, and puts forward a new method for identifying the random loads spectrum. Firstly, the response power spectrum of structural control points is calculated based on the white noise loads...

In conventional power flow calculation, the lines resistances are always assumed to be invariable, which does not conform to the actual. Resistances of transmission lines are changed with changes of external environment and power distribution. In this paper, a model of power flow calculation considering...

The hub bolt of the main wheel of a large civil aircraft is an important bearing part in the take-off and landing process of the aircraft. The bolt will be detected by fluorescence or magnetic powder in each tire disassembly process. It is found in the application that even if some bolts pass the magnetic...

The article describes the solution to the problem of reducing the wear of rails and wheels by creating new lubricant compositions for the lubrication of rails based on polymers and other waste products, which allows one to simultaneously solve, to a certain extent, the environmental problem consisting...

Tor hidden service allows the hidden service provider to provide TCP service without revealing its location, protecting the anonymity of both client and server at the same time. The length of the hidden service circuit is one time longer than normal Tor circuit. Although tor hidden service ensures the...

With the further advance of ocean research and the national security needs, the mooring data buoy has been widely used as an important part of ocean engineering high-tech research. How to deploy them in a convenient and economic way is very important. In the past, the deployment is often accomplished...

Cholesterol is one of the causes of coronary heart disease. The research objective is Assessing dosege of Sambiloto extract in reducing blood cholesterol levels rats (Rattus norvegicus) hypercholesterolemia. The research method is experimental, using Completely Randomized Design (CRD) 3 replications,...

a X-band microwave monolithic low-noise amplifer is presented in this paper. This LNA has been realized by 0.15um GaAs process.it exhibits high performance: over 8GHz~12GHz, power gain is above 20dB; the ripple variation of power gain is less than ±0.7dB; The 1dB compression point is more than 10dBm;...

Due to the lag of the curriculum systems and the difficulties in parallel programming, there are few national universities to provide high performance computing (HPC) or parallel computing courses for undergraduate students. With the arrival of the era of research with big data, many universities have...

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....

For high precision detection of hydraulic proportional solenoid valve pressure, sealing properties and steady pressure characteristic performance indexes, independently design a solenoid valve performance testing platform, which has a high level of automation. Its core based on PLC controller and touch...

Spherical plain bearings have the characteristics of self-adjusting and self-lubrication, they are widely used in defense, engineering and other fields. However, the spherical plain bearings are easy to fail in the process of work, and reasonable design seems to be very important. In order to save cost...

The interest of the community, especially MRT users to walk at the beginning or end of the journey to the MRT station is relatively low. The purpose of this study was to recognize the effect of changed preference attributes that affect the likelihood and distance of someone who will choose to walk compared...

This study aimed to investigate the effect of different concentration of virgin coconut oil to antioxidant activity, physical characteristics, and organoleptic of dark chocolate, and knows the best addition of virgin coconut oil on dark chocolate making. This study used a Completely Randomized Design...

Special Region of Yogyakarta is a province that is quite densely populated due to many migrants and domestic and foreign tourists visiting and settling in the province. This will have an impact on increasing land needs and meeting needs that can have an impact on declining environmental quality, one...

Wood is a material used by man to meet his life needs, both as building materials and other tools. Conditions as a construction component require large size, one that can be by making lamina wood. This study is the influence of lamina on physical properties, mechanical properties, healthy classes using...

High Voltage Transmission Tower is an important for distributing electrical energy in a large network. It is one of essential infrastructure in the modern life and should be maintained in high performance. In the event of earthquake, however, this structure may be damaged. This paper aims to evaluate...

Deformation properties including displacement is a key factor for determining accurate behavior of transport infrastructures. In this paper, two noncontact methods named 2D and 3D optical measurement methods were developed and tested to measure deformation properties of structures under static and dynamic...

Due to the fully prefabricated nature of the project’s steel truss, high precision control is required during installation. The existing BIM technology cannot account for the production and assembly errors of prefabricated components. A refined BIM+3D laser scanning method is proposed for steel bridges...

Colpomenia sinuosa plays an important role in marine ecosystem and biological resource utilization. The total length of mitochondrion genome was 39,055 bp in length and consists of a circular DNA molecule. The circular genome is composed of 66 genes, including 38 protein coding genes, 25 tRNA genes,...

Clay soil stabilization is one of the important efforts in the field of geotechnical engineering to improve soil characteristics, such as strength, bearing capacity, and resistance to damage. This study aims to compare the effectiveness of two clay soil stabilization methods: the lime stabilization and...

Hydropower remained one of the most promising renewable energy sources, particularly for rural and off-grid communities. Pico-hydro systems, typically with a capacity of less than 5 kW, offer an attractive solution for areas with limited access to electricity, with cross-flow turbines being widely applied...

Z-source inverters (ZSI) have been widely used in photovoltaic grid-connected applications because of their high efficiency and low cost. However, due to the lack of electrical isolation, such inverters are prone to leakage current (LC), affecting the safety and stability of the system. This paper reviews...

This study delves into the limit intrusion of retaining piles in deep foundation pits of subway stations, analyzing the bearing capacity after the removal of over-limit retaining piles. Drawing upon a specific engineering case, it proposes a systematic solution to address the intrusion of retaining piles...

The energy mix in 2024 is targeted to be 23% of total energy availability. At this time, the combination of coal and biomass is a priority to achieve the target. This paper describes coal combustion results and sawdust from the slagging and fouling employing XRD analysis. To guarantee co-firing is a...

Tetracycline hydrochloride (TC) is a tetracycline antibiotic characterized by a complex structure, prolonged persistence, and widespread environmental contamination. To address this, BiVO4 and CeO2 composite photocatalysts (BVC) were synthesized via high-temperature hydrothermal method for the degradation...

As heavily polluting enterprises prescribed by the Ministry of environmental protection, pharmaceutical enterprises should disclose environmental accounting information timely and accurately. But in practice the frequent environmental accident questioned the quality of the environmental accounting information....

In order to promote the movement inside tunnel robot in the cable tunnel and obstacle capability, designed a swing arm type crawler chassis, applied to the robot. The chassis adopts the modular design, assembly simple replacement maintenance convenience, enhances the terrain adaptability. Swing arm type...

Seed germination and germinated seedlings growth in sewage sludge were analyzed using acute and subchronic phytotoxicity assays, in order to explore the changes in sludge phytotoxicity during the combination of high-rate anaerobic digestion and aerobic composting. Results showed that compared with the...

To summarize the main technical features of the international heavy hydraulic scrap baling press, the technical characteristics of Y81-1000 type heavy oil-hydraulic scrap baling press made in China were mainly introduced. At the same time, the new design and development of this technical equipment were...

We tested 8 plants and 3 medium and tested perlite base, thus achieving the results. The green coverage for media S6 (perlite to sandy loam is 8:2) is suitable for Alpinia speciosa the best growth 1040.5cm², followed is Duranta repens the growth 675cm², with Portulaca grandiflora as the third growth...