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2434 articles
Proceedings Article

Study on Single-Particle Crushing Strength-Size Effect of Recycled Aggregate

Qingdong Gao
With the elevated production of municipal construction waste, the use of construction and demolition waste as recycled aggregate (RA) in the subgrade has become a sustainable and environmentally friendly disposal method. In order to reveal the single-particle crushing behavior of different recycled aggregates,...
Proceedings Article

Thermal Design of Small Modular Reactors in Northern Regions

Mohammadhossein Afsharipour, Pooneh Maghoul, Najib Bouaanani, Richard Boudreault
Small Modular Reactors (SMRs) are increasingly recognized as safer and more flexible alternatives to conventional nuclear power plants in today’s industry. Their safety and flexibility, coupled with their lower time and capital investment requirements, make SMRs an ideal choice for clean energy in Canada’s...
Proceedings Article

Study on Uplift Bearing Characteristics of Micropiles in Weathered Rock With Shallow Overburden

Bing Feng, Weiming Ma, Yong Cai, Panfeng Li, Qi Zhang, Qing Lü
In order to investigate the uplift bearing characteristics of micropiles in typical weathered rock with shallow overburden in mountainous areas of Zhejiang Province, China, the vertical uplift static load tests of micropiles were conducted in Ningbo, Taizhou, and Lishui by the Infrastructure Department...
Proceedings Article

Application of BIM technology in the whole process of cost management of a construction project

Zhaojia Jiang, Yuanzheng Xu
With the development of information technology, the construction industry has ushered in a series of innovations and changes. This paper analyzes the specific application of BIM technology in the whole process of cost management of construction projects, explains how BIM technology takes information...
Proceedings Article

Design and Implementation of Remote Control System for Smart Home PTZ Based on WEB

Zhigang Ren, Hao Liu, Qiang Li
This paper introduces the design of the remote web-based control system and the implementation of software and hardware under the embedded Linux operating system, and studies the implementation of dynamic web technology. The design method of CGI program realizes the remote control system using BOA as...
Proceedings Article

The Effect of Stirring Time and Cast Thickness on Morphology, Permeability, and Thermal Stability of Polysulfone/Polyvinylidene Fluoride Blended Membranes

Pirim Setiarso, Nita Kusumawati, Supari Muslim, Maria Monica Sianita, Ruwanti Dewi Cahya Ningrum
Polysulfone/Polyvinylidene fluoride blend (PSf/PVDF) membranes with composition PSf/PVDF/NMP/NH4Cl (wt.%) of 8/6/84/2 supported on gauze fabric were successfully synthesized by a phase inversion method and immersion precipitation technique. Variations of stirring time and cast thickness were used to...
Proceedings Article

Biodiesel from Pyrolysis Fatty Acid Methyl Ester (FAME) using Fly Ash as a Catalyst

Yohandri Bow, Abu Hasan, Rusdianasari Rusdianasari, Zakaria Zakaria, Bambang Irawan, Nedia Sandika
Biodiesel is an environmentally acceptable alternative fuel that has no negative health effects and may be used in vehicles to cut emissions when compared to regular oil. Biodiesel can be produced from the pyrolysis process of Fatty Acid Methyl Ester (FAME) using a fly ash catalyst. The purpose of this...
Proceedings Article

Development of a Non-Invasive Glucose Monitoring System using Acetone Gas Detection via Exhaled Breath Analysis and MQ Sensor Integration

C. Kavya, R. Janis, P. Ezilarasi, S. Rajesh Kannan
This study presents a non-invasive system for monitoring glucose levels by detecting acetone gas in exhaled breath. By eliminating the need for traditional blood-based testing, this approach provides a more comfortable and accessible solution for diabetes management. The system incorporates highly sensitive...
Proceedings Article

Navigation Testing Procedures for the ENDORO Robotic System

Răzvan Sabin Stan, Gabriel Gruionu, Anca Loredana Udriștoiu, Andreea Valentina Iacob, Mircea Cătălin Constantinescu, Lucian Gheorghe Gruionu
Lung cancer is the leading cause of death among different type of cancers worldwide. To decrease the recorded mortality rates, earlier diagnosis and timely treatment are essential. The two-degrees-of-freedom robotic and image guided navigation system, ENDORO is designed to find peripheral pulmonary nodules...
Proceedings Article

Design Strategies of Sharing Spaces in the Adaptive Reuse of Industrial Heritage Buildings

A Case Study of Deakin University Waterfront Campus

Ding Ding, Yaqing Yu, Jia Zhang
Under the background of post-industrial society and the information age, it is necessary and feasible to set up sharing spaces in the adaptive reuse of industrial building heritages. Australia has many industrial heritages and corresponding reuse cases that are worth learning from. Taking an university...
Proceedings Article

Supporting the flexibility and reliability of power systems: Optimal scheduling approach

Zagdkhorol Bayasgalan, Tsetsgee Bayasgalan, Adarsuren Sukhbaatar, Tumengerel Purevjav, Altangerel Barkh, Bat-Undral Baasan
The optimal scheduling of the electricity market requires a holistic approach that incorporates demand-side measures, energy storage systems, renewable energy integration, market mechanisms, and system operations. The power system can achieve greater flexibility, reliability, and efficiency by leveraging...
Proceedings Article

Research on Load Sharing Characteristics of Planetary Transmission System

Liu Zhiyu, Dong Hao, Liu Bo
In order to study the average load sharing characteristics of planetary transmission, based on the lumped parameter theory, the dynamic model is established by considering the factors such as error, support clearance and support stiffness. The Runge-Kutta numerical method is used to solve the model,...
Proceedings Article

Optimisation Study of Building Structure Design Scheme based on K-means Clustering Algorithm

Jiabao Zhu
In the construction project, the building structure, as the main part of the building, plays the role of the main load-bearing skeleton, but due to the lack of scientific design scheme, it leads to the problems of high building cost, poor quality, high carbon emission, etc. In this paper, starting from...
Proceedings Article

The Application and Prospects of Blockchain Technology in the Development of National Geographical Indication Agricultural Products

Yi-chen Li, Lei Yu, Zheng-yi Yin
The application of technology to strengthen the protection and development of national geographical indication agricultural products is a trend, and there have been many beneficial explorations. Daxing watermelon is one of the ten national geographical indication agricultural products in Beijing, and...
Proceedings Article

Bid Determination Method for an Electricity Market with State-of-Charge Maintenance of a Compressed Air Energy Storage System Using the Prediction Interval of Wind Power Output

Aki Kikuchi, Masakazu Ito, Yasuhiro Hayashi
The use of power from wind power plants (WPPs) has increased in recent years, and the power from WPPs can be traded in electricity markets. Operators of WPPs need to determine bid volume before the power is supplied to the electricity market. The bid volume can be determined based on the power forecast...
Proceedings Article

Carbon neutrality planning based on time series analysis and hybrid supervision

Weihao Hong
With the rapid development of industrialization and urbanization, the problem of climate change is becoming increasingly serious, and it has become crucial for China, to reduce greenhouse gas emissions and achieve carbon neutrality as an important contributor to global climate change. First, the ARIMA...
Proceedings Article

Research on Integrated Energy Value-added Services Based on Energy Consumption Data

Guoliang Li, Yujiao Liu, Yiqing Lin, Qingqing Chi, Liguo Zhang, Yiwen Gao
Integrated energy services can optimise resource allocation and reduce energy consumption costs, and are an important development direction for the low-carbon transformation of energy consumption. Exploring the value-added integrated energy services based on the energy consumption data of the subject,...
Proceedings Article

Influence of Wind Disturbance on Wind Measurement System

Yuyang Zhang, Yanfeng Bian, Wenbiao Pan, Yufan Yang
This paper conducts an in-depth exploration of the impact of flow disturbance on the accuracy of wind measurement for wind turbines. The flow disturbance generated by the rotation of turbine blades results in deviations between the data recorded by the anemometer at the nacelle tail and the actual wind...
Proceedings Article

Development of a Test Method to Evaluate Lithium-Ion Batteries for Second Life in Renewable Energy Applications

Mussab Najeeb, Ulf Schwalbe
Lithium-ion batteries can still be used in many applications after removal from their first use in electric vehicles, e.g. as a storage media in photovoltaic systems and for grid support. Therefore, there is a great need to develop reliable methodologies and tools to characterize the expected performance...
Proceedings Article

Optimization on the cooling nozzles arrangement of hot rolling work roll

Bin Chen, Ming Mao, Ming Song, Guoyong Liu, Ning Kong, Qingdong Zhang, Guomin Han
The cooling nozzles arrangement is an important factor that affects the uniformity of the work roll temperature during hot rolling. In order to improve the work roll temperature distribution, a 2D calculation model of the unsteady temperature field of the work roll was established and the cooling nozzles...
Proceedings Article

Behavior Proportion According to Merapi Volcano Eruption Evacuations in 2010

Dwi Handayani, Bertha Maya Sopha, Budi Hartono, M. Kusumawan Herliansyah
This paper presents the need of contingency plan for evacuation of Merapi Volcanic eruption by considering the behaviour proportion of people in the slopes of Mount Merapi when facing emergency response phase. The research had used exploratory retrospective view survey with face-to face interview. The...
Proceedings Article

Using Short-Time Storage Potentials of Run-of-River Hydropower for Frequency Control

Bastian Hase, Christian Seidel
With a growing share of fluctuating renewable energies, such as wind and photovoltaics, predictable power generation capacities become more and more important. In parallel, the decarbonization of the energy sector calls for additional balancing energy technologies. We developed an operation strategy...
Proceedings Article

Analysis and Optimization on Mechanical Properties of Stern Shaft on an Underwater Vehicle

Lei Liu, Cairui Yue, Juan Wei, Zhihui Wang, Zengwu Zhao
Analysis and optimization of the stern shaft is of vital importance to the performance of underwater vehicles. This paper analyses the mechanical properties of the stern shaft using finite element analysis. Based on the response surface generated with samples, optimization of the bearing arrangement...
Proceedings Article

Spatial Variability of Input Motion in Stochastic Slope Stability

Pooneh Shah Malekpoor, Susana Lopez-Querol, Sina Javankhoshdel
The slope stability has been widely analysed in the past, which demonstrates the significance of the subject in human life, especially in terms of life safety and economy. This is even more important in earthquake-prone areas where statically stable slopes may be triggered by the dynamic loads. Pseudo-static...
Proceedings Article

Noise Pollution Assessment and Analysis at Benina International Airport

Nourhan H. Aref, Salah A. Elsheikhi
Many workers throughout the world experience noise at work. Unwanted sound, or noise, is a common occupational concern in industrial and service environments. High noise levels can lead to hearing loss, physical and mental stress, decreased productivity, communication difficulties, and an increased risk...
Proceedings Article

Research on Optimization of Engineering Consulting Business Processes Based on Stochastic Petri Net Theory

Jiarong Li, Yu Zhi, Mian Wang, Xiaotong Dai
Under the background of new era and new consulting, the business process is constantly changing, and the advantages and challenges of engineering consulting field coexist. This paper introduces stochastic Petri nets into the field of engineering consulting, models and simulates engineering consulting...
Proceedings Article

Mechanical Properties of Groove Squared Profiles Made of Carbon Composite Material with Cured Epoxy in Shape Form and by Vacuum

Ľuboš Kučera, Tomáš Gajdošík, Igor Gajdáč, Jozef Škrabala
This article describes mechanical differences in behaviour of groove squared profiles, which are made of carbon composite material. Specimens were made by winding of prepreg carbon fibre filament around Rexroth profile. Afterward was epoxy of first specimen cured in shape form and the epoxy of second...
Proceedings Article

Study on controlling the effect of chloride salt erosion and carbonation on the deterioration of shotcrete

Huamou Liu, Wanyun Lu, Guoming Liu
With the continuous expansion of the marine construction industry in various countries, the number of large-scale marine engineering structures made of concrete, such as bay bridge, port terminals, submarine tunnels etc., is increasing annually. Therefore, it is urgent to study the deterioration mechanism...
Proceedings Article

Usage Of Zeolite And Chitosan Composites As Slow Release Fertilizer

Dina Kartika Maharani, Kusumawati Dwiningsih, Raisza Tarida Savana, Puma Manggala Virga Andika
The research with the title usage of zeolite and chitosan composites as slow release fertilizer had been done. In this research, fertilizer was made by mixing zeolite with NaNO3 as a source of macro nutrients (nitrogen) and chitosan as a crosslinks which will later be used to provide slow release function...
Proceedings Article

Optimization of Production Process Parameters of DLP Type 3D Printer Design for Product Roughness Value

D P Putra, Romli, M Yanis, D Seprianto, N Amrillah, Hasan Basri
Additive Manufacturing (AM) is a breakthrough in manufacturing technology based on a layer by the layer printing process through various raw material input techniques. Objects to be printed using a 3D model design by adding raw materials to a 3D printing machine are opposite to subtractive manufacturing...
Proceedings Article

Analysis of Collapsibility of Loess and Correlation Between its Indexes

Hongxiang Yan, Jianxun Ma, Jianhui Niu, Zhixun Xie, Qize Wang, Wuwei Zhu, Xiao Yang
The Guanzhong Plain city group is located in the centre of inland China, which is an important fulcrum of the Asia-Europe Continental Bridge, and also the second largest urban agglomeration in the western region of China. However, the large thickness collapsible loess has always been a pain point in...
Proceedings Article

A Conceptual Assessment of Dynamic Analysis in RS3

A. Pirayehgar, J. Carvalho, Y. Abolfazlzadeh, S. Moallemi, S. Javankhoshdel
Dynamic analysis is an important tool for assessing and managing the risks associated with seismic events. Seismic events result from ground ruptures. The magnitude of a seismic event depends on the size of the rupture and the stress drop, which respectively translates to displacement and released energy...
Proceedings Article

Research on Assembly Line Optimization Based on Machine Learning

Zhang Peng, Fang Yadong, Liang Xiaowei, Chen Jingwen
How to conduct a wide range of problem analysis on production line work in a short time and standardize, its work has become a major difficulty for enterprises to improve work efficiency. This paper takes M company's Rail car assembly as an example to conduct the job optimization. It uses the k-means...
Proceedings Article

Modeling of Variable Speed Drive in the Control System Laboratory at the Electrical Department of State Polytechnic of Sriwijaya

Siswandi Siswandi, Anton Firmansyah, Destra Andika Pratama, Yessi Marniati, Muhammad Irsyad Abdulah, Muhammad Irfan Pratama, Ichwaldi Amzah
Induction motors are the most widely used motors currently, because they have a simple construction, are relatively inexpensive, lighter and have high efficiency with an easy to maintain compared to DC Motors. However, in terms of setting the speed and torque of an induction motor it is not an easy problem...
Proceedings Article

Making of Effervecent Tablet Detergent from Hibiscus Leaf (Hibiscus Rosa-Sinensis L.) and Pineapple (Anenas Comosus) Peel Extract as Solutions to Domestic Waste Problems

Idha Silviyati, Adi Syakdani, Aisyah Suci Ningsih, Endang Supraptiah, Aina Fathiah, Muhammad Izwan
Natural detergents can be an alternative to reduce the use of synthetic detergents that contain active ingredients that are difficult to decompose by the environment. Hibiscus leaf extract contains saponins which can produce foam and the enzyme bromelain from pineapple peel is able to lift protein stains...
Proceedings Article

Risk Analysis to Mitigate Dominant Risk of Electrical Infrastructure Construction

Salim Afif, Moses Laksono Singgih
Over the past 5 years, the achievement of the Risk Maturity Model (RMM) level value at PT PLN (Persero) UID Bali has not yet reached the target with a gap of 0.47 from the target of 4.19 at the end of 2024. The company’s lack of optimization in using the budget period 2018-2023 may be an indicator that...
Proceedings Article

Research on the Impact of Cross-border E-Commerce on Economic Growth in China – An Empirical Test Based on VEC Model

Yaping Jiang
Along with the vigorous development of cross-border e-commerce in China, the research on the cross-border e-commerce domain has also attracted great attention from the academic community. The research covers cross-border e-commerce development model, logistics synergy, trade cost and law. However, in...
Proceedings Article

Numerical simulation of combined vacuum loading soft foundation treatment considering time effect and well resistance effect

Xionghui Zhang, Jianfeng Peng, Xiaofu Huang, Guanghui Lin, Fagui Liu
Since the existing numerical simulation calculation methods of vacuum stacking combined with precompression soft base treatment are mostly applied according to the vacuum degree unchanged or linearly decreasing along the depth, in fact, with the passage of time, due to the cracking of the surrounding...
Proceedings Article

Analysis of a Cantilevered Beam Using FEMCAS

Ştefan Cristian Castravete, Gabriel Cătălin Marinescu
This paper presents the analysis of a cantilevered beam using both the commercial FEA software Abaqus and FEMCAS a new software developed for structural analysis. The theoretical approach is described. The results from FEMCAS were comparable with theoretical calculation as well as with Abaqus which shows...
Proceedings Article

Identify International Market Competition Intensity Based on Social Network Analysis

Ting Ting Zhang, Guang Hua Li
With the deep development of global economic integration, more and more engineering contractors are actively participating in the international engineering market. In this increasingly active, competitive and complex international engineering market, the intensity of market competition has become an...
Proceedings Article

Research on seismic performance of existing frame structures reinforced with externally assembled energy consuming frame substructures

Xiufeng Xu, Zi’ang Kong
At present, a large number of aging frame structures in China are no longer capable of meeting the current seismic design requirements, and urgent seismic retrofitting is necessary. This study introduces an innovative retrofitting approach for enhancing the seismic resilience of existing frame structures...
Proceedings Article

Ultimate moment capacity of 50m ultra-high performance fiber reinforced concrete composite box girder

Tsas-Orgilmaa Makhbal, Sang Mook Han
The objective of this study described in this paper is to grasp the ultimate moment capacity of 50 m prestressed ultra-high-performance fiber-reinforced concrete (UHPFRC) composite box girder. The uniqueness of the prestressed UHPFRC composite box girder is no longitudinal reinforcement and no stirrups...
Proceedings Article

An Indoor Localization Algorithm Based on Convex Optimization under NLOS Environment

Long Zhang, Pinpin Lv, Chunqi Jiang
In the actual indoor localization system, the existence of non-line-of-sight (NLOS) errors is a very important reason for the reduction of localization accuracy Therefore, how to deal with NLOS error becomes a research hotspot in the study of localization technology. In this paper, a robust quadratically...
Proceedings Article

Applying An Overlapped Design Schedule Based Dependency Structure Matrix to Minimize Project Makespan

Chao Ou-Yang, Indy Cesara
Design process scheduling is conducted by optimizing human resources or workers allocation to several tasks in project with several real constraints to achieve the objective, minimizing the project makespan. In real business case, despite the tasks are already allocated to the optimal workers, rework...
Proceedings Article

Energy system design for deep decarbonization of a sunbelt city by using a hybrid storage approach

Oliver Walter, Matthias Huber, Martin Kueppers, Alexander Tremel, Stefan Becker
With continuously falling cost of renewable power generation and ambitious decarbonization targets, renewable sources are about to rival fossil fuels for energy supply. For a high share of fluctuating renewable generation, large-scale energy storage is likely to be required. In addition to selling electricity,...
Proceedings Article

Antioxidant Activity of Palmitic Acid And Pinostrobin From Methanol Extract Of Syzygium litoralle (Myrtaceae)

Nurul Hidajati, Tukiran Tukiran, Dian Arista Setiabudi, Andika Pramudya Wardana
This study presents a research of klampok watu plant (Syzygium littorale) including the Myrtaceae family. As far, only a few report about Syzygium littorale in leaves, fruit, stem bark or other parts. The stem bark of plant was extracted with an organic solvent and then fractionated (isolated) using...
Proceedings Article

A multi-scale study of the scale effect on the spatial mismatch in urban centres: A case study of Tianjin

Lingxin Meng, Zao Zhang, Xuan Wang, Lifeng Tan
Currently, the urban job-housing problem is increasingly severe, and scale effects strongly influence the results of studies. To achieve a more comprehensive and accurate analysis and assessment of the job-housing relationship in urban centers, this study takes Tianjin as an example, and with the help...
Proceedings Article

Experimental Study on Running Loss Emissions of China6-Conventional Gasoline Vehicles and Battery Electric Vehicles

Taiyu Zhang, Chongzhi Zhong, Guangquan Xing, Di Peng, Jiaxing Sun
Based on the EPA running loss test procedure, running loss tests were conducted on two China6-conventional gasoline vehicles (ICE) and two battery electric vehicles (BEV). During testing, pollutants was sampled by summa tanks. The test results show that the THC emissions of BEV were about 50% of those...
Proceedings Article

Structural Analysis and Alignment Control for symmetrical Double-Cantilever Casting Concrete Cable-Stayed Bridge

Lei Cheng
The main bridge of Cao Lanh Bridge is a double-pylon and double-cable-plane PC cable-stayed bridge with a main span of 350 m. The main edge beams were cast in situ with form-traveler by the method of asymmetrical double-cantilever, that was, the concrete casting and cable tension of the main span were...
Proceedings Article

LiDAR Localization in Rugged Environment

Ekaterina Nyrobtseva, Josef Černohorský, Nestor Arana-Arexolaleiba
Accurate localization in industrial robotics is one of the crucial attributes. One of the most popular localization approaches in robotics is localization with LiDAR. However, when a robot enters a rough environment with smoke, dust or fog, the LiDAR sensor may provide inaccurate measurements. This paper...
Proceedings Article

Intelligent recommendation of live broadcast script based on CHAID algorithm

Kuotai Tang, Chen Mengrong, Ying He, Hailing Duan
Under the rapid maturity of 5G, live broadcast goods controlled by live broadcast scripts to form specific live "fields" are booming. The scope of live scripts has comprehensive factors such as personnel, anchors, goods, atmosphere, scenes, and promotion, and combined with the application of...
Proceedings Article

Development of On-Machine Measuring System for Pitch Deviation of Large Gears

Guo Hongbin, He Dongfeng, Huang Feiyao, Yang Canhui
According to the processing principle of large-scale CNC gear hobbing machine, a high-precision on-machine measurement method for large gear pitch deviation using relative method and absolute method simultaneously is proposed. The mechanical body of high-precision on-machine measuring instrument with...
Proceedings Article

Design of Electronic Instruments as Tools Air Pollution Detection

Ali Nurdin, Jon Endri, Ibnu Ziad, Ciksadan
Carbon monoxide gas pollution as exhaust gas increases every year along with the increase in the number of motorized vehicle users. Carbon monoxide has harmful effects on the environment and human health and even leads to death. In this study, a CO gas gauge was created using the MQ-9 CO gas sensor to...
Proceedings Article

The Role of Granular Materials on The Strength of Granular Piles for Soft Ground Improvement

M. S. Hossain, M. Shahiduzzaman, P. C. Ghosh
Granular piles, which consist of granular materials, are widely used as a soil improvement technique for increasing the bearing capacity of soft soil and reducing the settlement. In this study laboratory tests were conducted to find out the effectiveness of granular materials and the granular piles constructed...
Proceedings Article

Experimental Investigation on the New 100N Bipropellant Space Rocket Engine

Jinghuai Huang, Jie Zhang, Fengshan Wang, Zhen Zhang, Xiaofang Mao, Zhaopu Yao
This paper developed experimental research on the new 100N bipropellant space rocket engine. The bi-centrifugal swirl injector with high degree of technological maturity, high reliability and properties is used on this engine. The cold flow test, steady-state hot firing, pulse–mode firing, long life...
Proceedings Article

Numerical Experimental Study on Fracture Extension Law of Hydraulic Fracturing Based on Particle Discrete Element

Jiangchun Hu, Miao Liu, Luyang An, Bing Liu, Mengyuan Li
The research of hydraulic fracturing theory and technology is developed with the development of oil and natural gas, and in the petroleum industry, hydraulic fracturing technology has been an important measure to increase the production of oil and natural gas. In order to study the crack extension law...
Proceedings Article

Experimental characterisation of a novel phase change material heat storage unit for state-of-charge estimation

J. S. Wilson, R. Mills, R. J. Barthorpe
Energy storage methods will be a critical part of the future energy supply system, as demand is increased by electrification of domestic heat and take-up of renewable generation increases the variability of supply. Domestic storage units are likely to be key to this transition, and this paper will present...
Proceedings Article

The Influence of Social Crowding on Consumer Brand Choices in the E-Commerce Market

Lisha Xu, Xiang Li, Taiyang Ni, Yingying Diao, Qing Chen, Yangzi Hu
With the widespread adoption of smartphones and IP geolocation technology, many enterprises offering e-commerce services are seeking to leverage offline environmental information to gain insight into consumer preferences and improve online operations. Among the various environmental variables, crowd...
Proceedings Article

Storage Efficiency of Cold-Crystallizing Long-Term Heat Storage Material

Konsta Turunen, Annukka Santasalo-Aarnio, Ari Seppälä
Efficient and compact long-term heat storage material would enable effective utilization of renewable energy sources by balancing the long-term variations in production and consumption. However, current materials still require higher storage capacity, efficiency and reliability for large-scale use. Previously,...
Proceedings Article

Identification of Road Condition Survey Results on the Making of Map of Palembang City Road Network Based on GIS

Norca Praditya, Indrayani Indrayani, Andi Herius, Kosim Kosim, Tata Peryoga, Mendro Anggoro
The road network that is spread throughout the Palembang city certainly has different conditions depending on the use of the road, on some roads that are often flooded or passed by vehicles with excess loads become damaged more quickly before the achievement of the service life of the road, this road...
Proceedings Article

Prediction of Energy Consumption of Group Buildings Based on BP-LSTM Neural Networks

Xiaotong Yan
Aiming at the problem that it is difficult to collect the variables that affect the prediction of building energy consumption, this paper proposes a BP-LSTM neural networks prediction model based on the combination of natural factors and human factors. First, the three basic natural factors of sunshine...
Proceedings Article

Analysis of Pipeline Crack Causes Based on Mechanical Performance Testing of LNG Pipeline Under Service Conditions

Zhiguo Zhang, Yanbing Wang, Xianfeng Huang, Yunwei Zhang, Zhen Li, Te Lu, Hongyu Zhou, Xiaoben Liu
This paper presents an experimental study on the tensile properties, impact toughness, and fatigue performance of 304/304L stainless steel used in LNG receiving station pipelines. The research obtained key performance indicators, including the tensile strength, Charpy impact energy, and the number of...
Proceedings Article

Design and Realization of a Smart Bookmark

GuoQin Zhang, Jinpeng Zhou
In view of the increasing myopia rate of teenagers, an intelligent bookmark based on a microprocessor is designed in order to prevent teenagers from myopia. The intelligent bookmark can help teenagers cultivate good reading habits, thereby reducing the myopia rate. The system is divided into a microprocessor...
Proceedings Article

Enhanced Tuberculosis Diagnosis through AI-Powered Analysis of Chest X-Rays

C. S. Sandeep
Tuberculosis (TB) is still a worthy global health concern and more so in the low and middle-income countries. Till date, the early diagnosis of the disease still remains problematic due to the inadequacy of diagnostic technology that is accessible in today’s medical practice. One of the most utilised...
Proceedings Article

Study on Fractal Characteristics of Pore Structure of Unsaturated Loess Based on NMR

Yuhan Guo, Jiandong Li, Xu Wang, Yanjie Zhang, Daijun Jiang, Daming Zhang
Under the influence of water and external loads, the microstructure of loess changes, leading to a loss of strength and ultimately frequent engineering accidents. The fractal characteristics and influencing factors of the microscopic pore structure of unsaturated loess were investigated using nuclear...
Proceedings Article

Outlier Detection of Slope Deformation Monitoring Data based on WMA-3σ

Bin Li, Xingping Bai, Huanhuan Gao, Ting Liu
The outliers in slope deformation monitoring data often contain important information. The influence of external environment, the failure of slope structure and the failure of monitoring instrument are the important reasons for the outliers. Rapid and accurate detection of outliers is not only the basic...
Proceedings Article

Study on the Conversion Scheme of Steel-Concrete Composite Girder Self-Anchored Suspension Bridge System

Cai-Lin Zheng, Shang Chen, Jie Gao, Sheng-Bo Chai, Jicheng Yang, Tao Shu
Different system conversion schemes can affect the reasonable completion state of self-anchored suspension bridges. To determine a reasonable system conversion scheme for self-anchored suspension bridges, a double tower steel-concrete composite beam self-anchored suspension bridge is taken as an example....
Proceedings Article

PROFILE OF THE ACADEMIC COMPETENCY OF CHEMISTRY EDUCATION STUDENTS

Bertha Yonata, Wasis Wasis, Raden Sulaiman, Elok Sudibyo, Muji Sri Prastiwi
This article reports the results of a limited trial on the academic competence of students in chemical education. This limited trial also measured the level of student confidence and the truth of chemical concepts from a sample of 24 class 2014 chemistry education students who would and were taking thesis...
Proceedings Article

Analysis of a Cantilevered Beam Under Parametric Uncertainties

Gabriel Cătălin Marinescu, Ștefan Cristian Castravete
This paper presents the analysis of a cantilevered beam under parametric uncertainties using FEMCAS a new software developed for structural analysis. The theoretical approach is described, including linear analysis module with parametric uncertainties - Monte Carlo simulation, the Perturbation method...
Proceedings Article

Hydrogen Production from Waste Aluminum Foil Hydrochloric Acid

Abdullah Mousay Saeid, Aliya Idris Eghbili, Bubker A. Bader
The purpose of this research is to investigate the creation of hydrogen as an energy source through the interaction of aluminum with hydrochloric acid. Only in the presence of hydrochloric acid, which acts as a catalyst, does this reaction occur. The following are the primary benefits of employing aluminum...
Proceedings Article

An Analysis of Core Competencies and Business Performances in Software SMEs : A Conceptual Framework

Atya Nur Aisha, Iman Sudirman, Joko Siswanto, Yassierli Yassierli
To survive in the high competition, the SME need to determine and develop their superior internal capability. The aim of this study is to develop a conceptual model that could use to understand the relationship between core competencies and business performance in accordance with the external environment...
Proceedings Article

Fatigue Life Analysis of Electrical Connector Contacts Part Based on ABAQUS/FE-SAFE

Wang Nan, Ding Feng
The reliability of the fatigue life of the contacts part of the electrical connector is an important aspect of the mechanical equipment reliability. Aiming at the reliability problem of fatigue life of 450 series multi-purpose spring electrical connector contacts part, A fatigue life calculation method...
Proceedings Article

Datalogger Experimental Analysis Based on Arduino Mega 2560 on a 100 Wp Monocrystalline Solar Panel Using Perforated Plate

W. Adipradana, A. Sofijan, Rahmawati, I. Bizzy, R. Sipahutar, M. A. Fajri
This experiment was carried out to reduce excess heat in solar panels and increase the output power generated by the 100 Wp monocrystalline solar panel by applying perforated aluminum plates as a Passive Cooling Technique on solar panels. The energy source used is 12 W halogen lamps as a substitute for...
Proceedings Article

Utilizing Interferometric Synthetic Aperture Radar and Ground-Based Radar Data to Predict Time to Failure and to Calibrate Numerical Models on an Opencast Coal Mine

Jacques Strydom, Ohveshlan Pillay
Accurate time failure predictions and improved geotechnical certainty in an opencast mine will lead to tremendous safety and economic benefits. This study utilizes interferometric synthetic aperture radar and ground-based radar data to conduct a back analysis on slope failures that have occurred in an...
Proceedings Article

Application of Finite Element Method and MSC Adams Software in Design Process of Truck Trailers

Andrzej Harlecki, Adam Przemyk
A method of a dynamic analysis of a special kind of trailers with the central axle (axles) towed by truck is presented in the paper. Within the method, vibration and also strength calculations of frames and other components of the selected trailer can be carried out. Interface of MSC Adams software,...
Proceedings Article

A Further Modification of Squirrel Cage Single-Phase Induction Motor to Low-Speed Single-Phase Permanent Magnet Generator to Generate Sinusoidal Output Voltage

I. Made Wiwit Kastawan, Rusmana Rusmana, Achmad Mudawari, Haris Prasetia
Design of a low-speed single-phase permanent magnet generator obtained from further modification of a squirrel cage single-phase induction motor is proposed. Modification is done for rotor and stator parts of the induction motor. 10 permanent magnets are implanted in the rotor to get a sinusoidal output...
Proceedings Article

Static Game Distribution Service Pricing Method Considering Consumers’ Green Preference and Consumption Level

Zhenlin Wei, Junxi Chen, Cong Li, Haochen Zhang
In the context of developing circular economy and achieving carbon neutrality as an important issue for China’s sustainable economic development, consumers’ green preferences for products and services are increasing, and such preferences will directly affect market demand and enterprises’ production...
Proceedings Article

Comparisons of Initial condition perturbation methods for regional ensemble wind speed forecasts in Gansu, China

Zifen Han, Diangang Hu, Jianmei Zhang, Qingquan Lv
The study examined three methods for developing a regional ensemble prediction system (EPS) to forecast wind speeds: dynamical downscaling, breeding of growth modes (BGM), and blending. We used the Weather Research and Forecasting (WRF) model to downscale the ensemble forecasts of the European Centre...
Proceedings Article

An Ultra Low-power Low-Voltage Programmable Frequency Divider for PLL Frequency Synthesizer

Chenggang Yan, Jianhui Wu, Chen Hu
In this paper, an ultra low-voltage frequency divider for PLL (Phase Locked Loop) was designed using 0.13um CMOS process with 0.6V power supply. The frequency divider employs divide by 15/16 dual modulus prescaler based on phase switching, two programmable counters and the control module for prescaler....
Proceedings Article

A Techno-Economic Analysis of Battery Energy Storage Systems in Combination with Micro CHP Systems for Single-Family Houses

Peter Stenzel, Nils Heyermann, Maren Wenzel, Peter Markewitz, Martin Robinius, Rolf Albus, Klaus Görner, Detlef Stolten
In this paper, the performance of battery storage systems in combination with micro combined heat and power (CHP) systems are systematically investigated by computer simulations for the supply of single-family houses in various settings. As input parameters for the analysis, energy demand-time series...
Proceedings Article

Modelling Design Diffuser Horizontal Axis Wind Turbine

Fatahul Arifin, RD Kusumanto, Yohandri Bow, Ahmad Zamheri, Rusdianasari Rusdianasari, Min Wen Wang, Afries Susandi, Yusuf Dewantoro Herlambang
The Wind power is one of the promising energy technologies, which can utilize wind energy as a source of renewable energy. So, in this case which a tool is needed, namely a wind turbine, but one of the problems that increase the wind speed in a low wind speed area. It must develop a device to increase...
Proceedings Article

Getting Closer to Reality? Peak-Shaving with Battery Systems in Commerce and Industry

Arne Groß, Lars Kreilgaard, Benedikt Köpfer, Matthias Kühnbach
With decreasing prices of batteries, business cases of electric storage systems reach profitability in commercial applications. However, for commercial storage systems to become economically attractive, many studies indicate that different use cases both behind and in front of the meter must be addressed...
Proceedings Article

A Real-Time System for Monitoring Methane Level in Biogas Production A Preliminary Study

Meta Yantidewi, Utama Alan Deta, Nurita Apridiana Lestari
Methane is one of the flammable natural gas that can be found in biogas. Because of its flammable property, methane is mostly used as fuel. This research designed a monitoring system that can monitor the methane concentration level. The instrument system consisted of a methane gas sensor as a gas detector,...
Proceedings Article

Risk Evaluation and Selection of Lithium Power Battery Suppliers for New Energy Vehicles Based on TRIT Method

Yunchong Hua, Yu Yang, Zhichao Liang
Aiming at the problem of power battery suppliers evaluation and selection from the perspective of risk, a two-stage risk assessment and selection model was constructed based on Trust Risk and Improved TOPSIS (TRIT method) focusing on lithium power battery suppliers to achieve the goal of improving the...
Proceedings Article

The Structure and Strength Analysis of an Automated Prefabricated Component Manufacturing Mold

Xiaochen Zhang, Yijun Wu, Yanze Long
In light of the current complexity in production steps for prefabricated components within the prefabricated construction industry, as well as the significant proportion of costs attributed to molds and mold release equipment in overall production costs. The design of an automated prefabricated component...
Proceedings Article

Experimental Investigation on Melting of Paraffin in Latent Thermal Energy Storage

Mateo Kirincic, Anica Trp, Kristian Lenic, Igor Wolf
This paper presents an experimental research of melting of paraffin inside a latent thermal energy storage. Experimental setup consists of a water-water heat pump, hot and cold water tanks and latent storage tank. Latent heat storage is a shell-and-tube type tank, consisting of 19 concentric tubes with...
Proceedings Article

The Effect of Induction Heating on Tensile Test Specimens’ Clamping Products Through the Medium Carbon Steel Materials’ Engineering Technique

Romli, Karmin, Sairul Effendi, Firdaus, D P Putra
This study aims to determine the effect of induction heating on tensile test specimens’ clamping products through the medium carbon steel materials’ engineering technique from heating using induction heating to heat the medium carbon steel. The research method used observation, interviews, literature...
Proceedings Article

Research on retaining the middle heading and spraying steel fiber concrete support method for large-span bifurcated tunnel

Xiurong Du, Chao Chen
In order to solve the problem of surrounding rock deformation during the construction of large-span bifurcated tunnels, this article takes the Yangang East Interchange project as the engineering background, and combines with the existing construction design scheme of large-span bifurcated tunnels, establishes...
Proceedings Article

A comparison study of different latent thermal energy storage roles in heating systems with heat pump

Fran Torbarina, Kristian Lenic, Anica Trp, Igor Wolf
In this paper, energy efficiencies of two heating systems with heat pump, latent thermal energy storage (LTES) and solar collectors that are working in moderate continental climate conditions were numerically analysed and compared. The two considered LTES roles are the heat source for the heat pump (LTES...
Proceedings Article

Effect of Blade Pitch Angle on a 2-Bladed Horizontal Axis Tidal Current Turbine Performance

Ramin Alipour, Roozbeh Alipour, Farhad Fardian, Seyed Saeid Rahimian Koloor, Reza Moezzi
Horizontal axis tidal current turbine (HATCT) is one of the strongest devices to generate electricity using the hydraulic flow. These devices need to act under an optimum blade pitch angle to prevent power losses. In the present work, the blade element momentum theory (BEM) was used to initial design...
Proceedings Article

Thermal-electrical Coupled Simulation Analysis of Sealed Electromagnetic Relays

Tian Min, Ding Feng
The heat generated during the working process of the relay directly affects the mechanical strength of the metal material and the dielectric strength of the insulating material. Sealed electromagnetic relays tend to be miniaturized. The effect of temperature on its working life is getting stronger. Therefore,...
Proceedings Article

Reducing Procurement Waiting Time through Lean Six Sigma

Bagoes Iman Prakoso, Moses Laksono Singgih
A Mass Transportation Manufacturer (MTM) is a pseudonym for the company’s name as the subject in this study, faces significant challenges in its procurement process, particularly in acquiring components from foreign suppliers, which often results in prolonged delays. This delay in procurement has a direct...
Proceedings Article

Multi-scale combined prediction model of concrete dam deformation based on VMD-LSTM-ARIMA

Tao Zhang, Huaizhi Su
The deformation of concrete dam can be regarded as the result of the synergistic action of hydraulic component, temperature component and aging component. According to the different component characteristics of deformation and the correlation of different time scales, a multi-scale combined prediction...
Proceedings Article

Research on Multi-scenario Application of Power Data Mining for Digital Government

Kaiming Qin, Peiyuan Guo, Ding Han, Liqian Zhang
The construction of digital government is a new trend to comply with the digital transformation of the economy and society, and is also a new way and a new way to promote the modernization of the nation governance system and governance capacity. As a production factor, the data information of the electric...
Proceedings Article

An Improved Certificateless Authentication Key Agreement Protocol

Zejie Liu, Haiyan Sun
Because the information exchange between the Internet of Vehicles (IoV) is mainly through the wireless network, which makes the IoV equipment vulnerable to attack, therefore, in the V2V communication of the IoV, Lei et al. proposed an effective certificate less authenticated key exchange protocol that...
Proceedings Article

Influence of environmental features on the electric field

Yu Huang, Xiaojuan Zhang, Yanju Gao
In order to solve the influence of environmental factors on lightning electromagnetic field and improve the detection results, the distortion of electric field caused by environmental features, and given correction formula in the condition of electrostatic field, has been simulated. The results show...
Proceedings Article

Performance Appraisal Design Using 360 Degree Feedback at University X

Deniar Yudithama, Fida Nirmala Nugraha, Devi Pratami
Directorate of Information Systems is a unit that provides information technology services, at University X, that needs to perform at its best most of time. Its employees’ performance directly affects the unit performance. One problem in employee assessment due to its high subjectivity. Currently the...
Proceedings Article

Biogas and Electrical Energy Production from Market Waste at Fixed Dome Bio-digester in Talang Banjar Jambi

Leila Kalsum, Yordan Hasan, Rusdianasari, Rusdianasari, Aida Syarif, Dayaningrat Dayaningrat, Syaiful M
The waste problem commonly is almost the same in every big city. When it is not managed properly, it will be piled up very quickly. The city of Jambi produces approximately 1,838.48 m3/day of waste. Organic waste originating from market waste in Jambi City is dominated by vegetable waste, so that its...
Proceedings Article

Experimental Approaches Regarding a Children Rehabilitation Test Bed

Cristian Copilusi, Cristian Vladu, Ionut Geonea, Alexandru Margine
Through this paper there are presented some approaches regarding the experimental research of a walking test bed especially designed for children with ages between 4 to 6 years old. The proposed test bed consists of an exoskeleton and a treadmill. The exoskeleton has six actuation units for motion assistance...
Proceedings Article

Numerical analysis of the dynamic response of an open landslide slope under seismic loading

Xiangling Li, Changyong Liu
Earthquakes are very likely to produce various geological disasters, and it is very important to study the stability and deformation characteristics of slopes under the action of earthquakes. In this paper, a three-dimensional numerical model of slope considering the structural section of rock body is...