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2112 articles
Proceedings Article

Monitoring Carbon Dioxide Levels in Exhaled Breath for Biomedical Applications

Rimsha Batool, Shafa Ali, Maham Mahnoor, Rabia Chandio, Ahsan Ahmad Ursani, Sarah Hussain, Aftab Ahmed Memon
Exhaled breath analysis offers a non-invasive method for assessing respiratory health. Carbon dioxide (CO2) levels can indicate various physiological conditions, making its detection crucial in numerous biomedical applications. Such a non-invasive diagnosis is possible with a detector that utilises a...
Proceedings Article

Extending the UTAUT Model to Understand the Citizens’ Acceptance and Use of Electronic Government in Developing Country: A Structural Equation Modeling Approach

Deden Witarsyah Jacob, Irfan Darmawan
The rapid development of information and communication technologies had a positive impact on the government to provide better and efficient services to the community. Despite some criticisms of electronic government services (e-gov) but so far, its utilization has continued to improve. The citizens need...
Proceedings Article

Optimal sizing and dispatch schedule of battery storage in grid-connected microgrid

Dinna Fitriyana, Thai Hau Vo, Phuong. H. Nguyen, I. G. Kamphuis, Dintani Y. N. Naimah, M. Donny Koerniawan
Battery storage can provide considerable benefits in renewable energy transitions. However, high capital and maintenance costs become the main barriers to its implementation. To overcome the challenges, using the battery storage in multiple applications and incorporating optimization method are proven...
Proceedings Article

Azolla microphylla and Pistia stratiotes as Phytoremediator of Pb (lead)

Fida Rachmadiarti, Herlina Fitrihidajati, Tarzan Purnomo, Yuliani Yuliani, Dwi Asih Wahyuningsih
Azolla microphylla and Pistia stratiotes were type of plants which used as alternative to remove pollutant from contaminated water. This study aimed to determine efficiency of Azolla microphylla and Pistia stratiotes as phytoremediator of Pb. These plants were grown in 14 days under hydroponic system...
Proceedings Article

Development of a Simple Treatment System for Microplastic Pollution in Water Environment

Shishir Kairy, Khondoker Mahbub Hassan, Ahmed Shakik
Microplastics are small-sized and microscopic plastic materials produced by both commercial product development and the breakdown of bigger polymers. Microplastics can be hazardous to the environment and animal health as a contaminant. For the first time, scientists discovered microplastic contamination...
Proceedings Article

Numerical Study of the Influence of Fins’ Geometry on the Thermal Performances of a Vertical Shell and Tube Latent Heat Thermal Energy Storage

Teddy Chedid, Erwin Franquet, Jérôme Pouvreau, Pierre Garcia, Jean-Pierre Bédécarrats
This study consists of evaluating the impact of radial-fins’ configurations on natural convection in liquid PCM and on the thermal performances of a vertical shell-and-tube latent heat thermal energy storage system. The design parameters tested are the fin number for a given tube length, the fins’ length...
Proceedings Article

2013 Landslide Failure Mechanism and Back Analysis of Tijuana-Ensenada Scenic Highway

Carlos Chávez, Rafael Soto, J. Eleazar Arreygue
The Tijuana-Ensenada highway crosses the “Salsipuedes Bay”. This zone has been subject to numerous landslides due mainly to geological conditions. The last great landslide occurred on 28 December 2013. The principal causes that triggered the landslide were: the shale weathering, the groundwater, and...
Proceedings Article

Study on the Effect of Impermeable Anti-Cracking Agents and Fibers on the Performance of Panel Concrete

Yan Shi, Yupu Wang, Yang Xu, Xingdong Lv
Concrete-faced rockfill dams (CFRDs) have become an important choice for dam construction worldwide due to their economy, construction simplicity and high adaptability to complex terrain. In this paper, the effects of impermeable anti-cracking agent, PVA fiber and cellulose fiber single admixture as...
Proceedings Article

Research on the Impact of CSR on Innovation Performance

Empirical Analysis Based on Pharmaceutical Enterprises

Jingyi Ni, Huabing Zhu
Innovation is the foundation of enterprise development. More and more enterprises pay attention to technological innovation, and the impact of CSR on innovation is worth exploring. This paper selects the relevant data of A-share pharmaceutical enterprises from 2016 to 2021 as a sample to explore the...
Proceedings Article

Study on Seismic Performance and Application of L-shaped Concrete-filled Steel Tube Column

Shiqi Jiang
In rural residential housing, there are issues such as limited homestead land area, leading to insufficient actual indoor usable space. Steel tube concrete special-shaped columns have good load-bearing capacity, occupy a small footprint, which can solve the problem of protruding indoor column bases....
Proceedings Article

The study on efficiency improvement and reduction of “aluminum mold + climbing frame + full penetration” in high-rise structural engineering

Jichao Xie
With the construction requirements of building greening, industrialization and industrialization, and the requirements of various housing enterprises and construction units for multi-objective construction such as fine management of high-rise buildings, improving efficiency and reducing cost are getting...
Proceedings Article

Comparison of Strategies for Thermal Storage Operation to Increase the Share of Renewable Energy in District Heating Systems

Nicolas Witte-Humperdinck, Christian Thommessen, Florian Nigbur, Jan Scheipers
Combined heat and power (CHP) plants are the main supply source in Germany’s district heating systems (DHS). Usually the generated power is fed into the power grid. Because CHP plants normally come along with thermal storages the heat supply operation is flexible, so that the electricity production can...
Proceedings Article

Discussion on the Research Progress and Improvement of Two-Parameter Structural Damage Model

Chen Sun, Xiaodong Li
The building structural damage model is a mathematical model whose primary purpose is to assess the damage to building structures or components under external effects such as earthquakes. Over the past decades, scholars in earthquake engineering have researched building structural damage models and proposed...
Proceedings Article

Diversify House Heating Mode Comparison and Optimization in Northern China

Shudong Zhang, Jingyan Xuan, Han Song, Yan Zhang, Chengri Jin, Dongzhu Yan
The air pollution caused by coal-fired heating in the northern cities is again attracting attention. As a new type of heating mode, electric heating enters people's view. In order to make the public understand the characteristics of electric heating, this paper firstly analyzes the technical scheme of...
Proceedings Article

Effect of Sulfonation Temperature and Time on the Preparation of Methyl Ester Sulfonate Surfactant From Crude Palm Oil (CPO) Based Methyl Ester

Jaksen, Idha Silviyati, Endang Supraptiah, Rima Daniar, Elina Margaretty
Research to study the effect of temperature and sulfonation time on the preparation of Methyl Ester Sulfonate (MES) surfactant using CPO-based Methyl Ester (ME) as raw material has been carried out. The temperature was varied 80 oC, 90 oC and 100 oC; while the observation time is carried out every 1...
Proceedings Article

Syngas Analysis of Lowrank Coal Gasification Downdraft Products with Variations in Air Flow Rate

Aida Syarif, Neli Masnila, Indrayani Indrayani, M. Yerizam, Apriansyah Zulatama, Sarmidi Sarmidi, Mirza Adiwarma
Coal gasification is the process of converting solid into a gas mixture that has fuel value. Coal gasification will produce gas in the form of synthetic gas (syngas) with the main components consisting of carbon monoxide (CO), hydrogen(H2), and (CH4) gas. By converting coal using gasification as a clean...
Proceedings Article

Intelligent Surrounding Rock Grade Identification Combining XGBoost Algorithm and Drilling Parameters of Drill Jumbo

Guoqiang Huang, Chengjin Qin, Feixiang Liu, Ruihong Wu, Jianfeng Tao, Chengliang Liu, Jinjun Liao
Surrounding rock classification represents distinguishing the different grades of surrounding rock according to the hardness and integrity of surrounding rock. Accurately obtaining the surrounding rock grade of drill jumbo working face is not only the basis for selecting the tunnel position and support...
Proceedings Article

Applications of Some Extremal and Variational Problems to the Study of Vibrations in Mechanical Systems

Valeriu Ionica, Mihaela Bogdan, Leonard Marius Ciurezu-Gherghe, Adrian Bogdan, Ionut Geonea
The object of the present study is the mathematical side of extremi-related problems. We have studied certain applications of the variational calculus in the domain of vibrations existing in mechanical systems. The most frequently encountered problem in the matter of vibrations is the one of determining...
Proceedings Article

RMB exchange rate forecasting algorithm and empirical analysis

Ruoxi Gu, Yongqi Du, Shaohua Guo, Zhuofan Zhang, Kaisu Wu
This paper studies the forecasting algorithm of RMB exchange rate. Firstly, the Complete Ensemble Empirical Mode Decomposition with Adaptive Noise algorithm (CEEMDAN) is used to decompose the exchange rate data into several intrinsic mode functions (IMF). Then the correlation coefficients of each IMF...
Proceedings Article

Study on Cathode Design Method for Electrochemical Machining of Turbine Blade

Li Lin, Cao Yan, Jia Feng, Zhi Xiaowei
Electrolytic machining technology is one of the main machining methods of turbine blade, which is the core component of aerospace engine. The standardization and uniformity of the angle between the cathode feed direction and the clamping angle of the workpiece and the normal direction of the workpiece...
Proceedings Article

Characterization of Microorganism Isolated From “Fermege”: The Ruminant Fermented Feed from Water Hyacinth (Eichhornia crassipes)

Isnawati Isnawati, Guntur Trimulyono
The aim of this study was to determine the number of bacteria and fungi in the fermentation process and characterization of these microorganisms. There were several steps in this research including production of fermented feed, isolation of indigenous microorganisms, purification, characterization of...
Proceedings Article

A Multi-product Newsvendor Problem Model Based on Demand Transfer and Mental Accounting in the Context of E-Commerce

Yuan Qiao, Wenhao Yang, Ziyao Sun
With the development of digital economy which multi-product co-management is an essential feature, e-commerce becomes harder to make decisions in the process of management. This paper studies the Multi-Product Newsvendor Problem with demand transfer, budget constraints and mental accounting under demand...
Proceedings Article

Variance Analysis of Negative Impacts of Offshore Construction on Marine Environment

Zhengbin Chen, Huan Wang
With the advancement of technology and social development, China has witnessed a gradual increase in offshore construction activities. However, this has led to the destruction and pollution of the marine environment, resulting in severe disruptions to the survival of marine life. Therefore, this paper...
Proceedings Article

Design and Implementation of Smart Logistics Big Data Management Service Platform

Xianjuan Shang, En Guo, Yuxin Song, Yusen Li
With the overall informatization level of the logistics industry increasing day by day, the logistics data information shows explosive growth. The traditional logistics information management system lacks corresponding processing methods for large-scale, real-time and heterogeneous data information,...
Proceedings Article

Cost-Based Storage of the R-tree Aggregated Values over Flash Memory

Wojciech Macyna, Krzysztof Majcher
The flash memory due to its shock - resistance, power economy and non-volatile nature is considered as a very popular storage device. It is widely used in mobile phones, sensor networks and hand-held devices. What attracts the attention is the data storage in the flash memory. Database vendors try to...
Proceedings Article

Power Quality in Smart Distribution Systems with Electric Battery, Large Loads and PV Generation.

Miguel Muñoz Ortiz, Idar Petersen, Ralf Mikut, Henrik Landsverk, Stig Harald Simonsen
A change in the electricity consumption is taking place, where one of the main reasons is the large increase in Distributed Generation, as photovoltaic (PV) systems and electric batteries in the low voltage (LV) distribution grid. This could translate in specific cases into a situation of increased peak...
Proceedings Article

Study of the Delignification Process of Kelutuk Banana Stem (Pseudostem of Musa Balbisiana) as Raw Material for Bioethanol Production

Erlinawati Erlinawati, Aida Syarif, Irawan Rusnadi
Research on new and renewable energy (EBT) continues to be developed to reduce dependence on fuel oil whose availability continues to decrease. Currently, an alternative energy product that has the opportunity to be developed is bioethanol because it has a high oxygen content so that it burns more completely...
Proceedings Article

Kinetic study of thermal decomposition of Shivee-Ovoo and Tavantolgoi coals

Jargalmaa Soninkhuu, Avid Budeebazar, Purevsuren Barnasan, Shiirav Gandandorj, Ilchgerel Dash, Namkhainorov Jargalsaikhan, Battsetseg Munkhtaivan
The present research work deals with the behavior of the thermal decomposition of the coals from Shivee-Ovoo and Tavantolgoi deposits and the determination of the kinetic parameters of their thermal decomposition. Thermal decomposition experiments were performed at five different heating temperature...
Proceedings Article

Impact of 3D Printing Process Parameter in Printing of Composite Molds on Energy Consumption

Abdulaziz Sadeq Abdullah Qasem, Anis Fatima, Muhammed Wasif
This research delves into the optimization of 3D printing techniques for mold production, with a specific focus on understanding the critical factors influencing and interplaying with energy consumption. First, it aims to discern the pivotal parameters that significantly impact the quality of the printed...
Proceedings Article

Optimizing E-Methanol Production: Effect of Electricity Price and Renewable Energy Volatility on Optimum Dimensioning and Operation

Jaakko Hyypiä, Hannu Karjunen, Nashmin Hosseinpour, Eero Inkeri, Tero Tynjälä
Renewable energy can significantly reduce global CO2 emissions, both directly by reducing the use of fossil-based energy sources and indirectly through power-to-X pathways. These pathways facilitate the production of various fuels and chemical feedstocks, offering alternatives to fossil-based products....
Proceedings Article

Comprehensive Evaluation of International Market Competitiveness Based on ANP-Grey Theory

Yi-Hsin Lin, Yi Zhang
This study is aimed at formulating competitiveness index system for Chinese medium-sized construction enterprises entering overseas international construction markets and evaluate a company’s competitiveness by adopting grey theory. An analytic network process (ANP) method is adopted to establish a set...
Proceedings Article

Effect of Fabrication Parameters and Material Features on Surface Roughness of FDM Build Parts

Xinlong Huang, Zhenhui Shen, Shuanqiang Yang
The part fabricated by fused deposition modeling (FDM) process is influenced by fabrication parameters viz., layer resolution, processing quality, fill mode and the processing material on surface roughness. In this work, effects of fabrication parameters are investigated experimentally. The test specimen...
Proceedings Article

Development of an Industrial Heat Storage Using High-Temperature PCM-Graphite Composites

Herbert Zondag, Gertjan Herder, Michel van der Pal, Simon Smeding, Gerard Elzinga, Robert de Boer
A material development study is carried out on high-temperature PCMs with graphite. D-Mannitol and adipic acid are tested as high temperature PCM materials for application in industrial steam systems. The study concludes that adipic acid is easier to use because of better chemical stability and much...
Proceedings Article

Practical Learning Based on Virtual Reality Methods as a Solution to Increase Evaluation Level 1 Results in Practical learning at PT PLN (Persero) UPDL Palembang

Fajrie Agus Dwino Putra, Supli Efendi Rahim, Zulhipni Reno Saputra.
During the Covid 19 pandemic, all learning cannot be carried out face-to-face, especially with learning that requires a practicum. Based on these problems, the authors researched the form of research and development based on quantitative research methods. Practical learning based on the virtual reality...
Proceedings Article

Regional-Scale Landslide Hazard Analysis in Sensitive Clays Using an Integrated Approach

Ali Saeidi, Blanche Richer, Rama Vara Prasad Chavali, Maxime Boivin, Alain Rouleau
The Saguenay region in Quebec is largely covered by sensitive marine clays that are highly susceptible to large retrogressive landslides. This work addresses the development of a methodology to forecast slope failure and zonation of landslides in sensitive clays. This is demonstrated by applying an integrated...
Proceedings Article

Research on Water Environment Improvement in Urban Rivers and Lakes Connected Areas——Taking “Shanghai Fish” Lake as an Example

Hongkuan Liu
In order to clarify the spatiotemporal variation patterns of water quality in urban river lake connected areas and improve the regional water environment, this research takes “Shanghai Fish” Lake and its surrounding backbone river network as the research objects. One-dimensional and two-dimensional hydrodynamic...
Proceedings Article

Research on vibration comfort of steel structure pedestrian bridges in slow moving systems

Zhenwei Xiong, Yongping Zhang, Changgen Wu, Shougui Zhang, Genqin Li
The current urban life needs a public, very attractive, leisure and entertainment space that can enjoy ecological services. Based on the above requirements, the slow traffic system bridge plays a role of “stringing beads into a chain” in the ecological park around the city. Its design complexity and...
Proceedings Article

Improving the Quality of Goat Sperm through the Implementation of Fermented Feed based on Water Hyacinth: Fermege Formula 3

Evie Ratnasari, Herlina Fitrihidajati, Isnawati Isnawati
Fermented feed made from water hyacinth contain high nutrition, increase goat weight, improve carcass quality and improve the reproduction system of goats. The aims of this study were determining the effect of fermege formula 3 on the quality of goat spermatozoa was compared to conventional feed. This...
Proceedings Article

Delignification and Characterization of Fiber from Durian Peel Waste

Emma Savitri, Prayogo Widyastoto Waluyo, Leonardus Edward Layantara, Nathasya Fabiola Rusly
The limited availability of natural fiber sources makes durian peel waste an alternative source of natural fiber. The characteristic of durian peel waste, which is mechanically strength, has the potential to be developed. During the durian season, the amount of durian consumption by the community increases...
Proceedings Article

Safety evaluation of station settlement pipeline based on physical-information fusion

Cheng Xie, Tiefeng Shi, Yao Wang, Liwen Chen, Yinan Zhang, Shaohua Dong
The foundation of the station built in the coastal area is often weak in lithology, and uneven settlement is easy to occur in the station. The safety risk system of station pipeline under uneven settlement involves many elements and complex components. Therefore, to evaluate the safety level of station...
Proceedings Article

A Study of Dual-Channel Supply Chain Promotion Strategies

Xia Zhang, Ying Wang
With the development of e-commerce, the e-promotion and dual-channel supply chains has become a common phenomenon in society. And the promotional strategies of dual-channel supply chain members have become a popular studying topic. In this paper, a Nash equilibrium model is used to investigate the optimal...
Proceedings Article

Research on Fire Fighting Scheme of Indoor Fire Fighting Robot Based on Multi-sensor

Tian Junwei, Ding Ruimin, Li Jintao, Zhang Yanling
How to find the fire source point is the key technical point of the indoor fire-fighting robot in the operation process. The proposed low-cost comprehensive detection fire source solution using multi-sensor and surveillance camera photo recognition can successfully solve the problem that the fire-fighting...
Proceedings Article

The Warm Blanket of Geotechnical Databases and the Reality of Rock Mechanics

Julian Watson, Antonio Verduzco Mendez, Patricia Robertson
The limited success of simplified slope stability assessment tools and concerns related to slope performance resulted in a review of an open pit mine located in South Western United States. 3D numerical was used to assess the LOM design which led to improved slope stability, while maintaining key safety...
Proceedings Article

Nano-newton scale hydrodynamic force measurement through CFD modeling of spinning disc

Intizar Ali, Zarah Walsh Korb, Tanweer Hussain, Abi Waqas, Inam Ul Ahad
Understanding the molecular scale and mesoscale behavior of cell adhesion proteins is highly useful in solving real-world tissue engineering problems. Therefore, the present study attempts to analyze the mesoscale behavior of adhesions through numerical simulation. The computational fluid dynamics CFD...
Proceedings Article

Face Recognition Using Local Binary Pattern (LBP) and Local Enhancement (LE) Methods At Night Period

Abdurrahman Fi Zhilali'l, Muhammad Nasrun, Casi Setianingsih
Face recognition is a technique that is widely used in the field of identification of a person or in the field of security. This technique basically determine the similarity on each face of a person who will be identified with the face already stored in a storage (database). In this paper the facial...
Proceedings Article

Oil Palm Empty Bunches as an Alternative Raw Material for Making Bioplastics

A Husaini, M Zaman, S Chodijah, Hilwatullisan, Ibrahim
The purpose of this research is to obtain bioplastics that are biodegradable and safe if disposed of in the environment. This bioplastic is made using Empty Bunches and white rice and plasticizer. White rice flour as a source of starch with variations in the addition of chitosan additives and glycerol...
Proceedings Article

Model simulation of reconstructed fiber yarns

Josef Vosáhlo
These abstract deals with fiber yarn model simulation, a technique used to optimize realistic simulations associated with the fiber manufacturing process. Filament yarn is produced using a complex process that involves spinning the fibers into a single thick and continuous strip called yarn. The objective...
Proceedings Article

Consecutive Operation of a Rock Bed Thermal Energy Storage - CFD Analysis

Yousif Muhammad, Kai Knobloch, Henrik Lund Frandsen, Kurt Engelbrecht
High temperature thermal energy storage units can provide the flexibility required, by storing the excess energy in the form of heat and suppling it back either into the electric grid or as heat to any energy intense industrial process. DTU Energy has constructed a vertical flow high temperature thermal...
Proceedings Article

Analysis of the Ways to Create Intrinsic Safe Enterprises

Yajing Bi, Yi He, Qi Wang
Intrinsic safety is the inherent safety feature of an integrated enterprise system. The realization of the intrinsic safety of an enterprise depends not only on improving the safety level of “equipment” and “environment” through science and technology, but also on improving the safety quality of the...
Proceedings Article

Tensile Properties of Concrete with Irregular Aggregate Shapes

Lei Tian, Yawei Li
Concrete is an important heterogeneous material used in engineering structures and infrastructure projects. Studying its mechanical properties and failure mechanism from meso-scale could provide supplementary insights for experimental research. In this study, the geometric concrete model of three aggregate...
Proceedings Article

Research on Mix Design and Impermeability Test of Fully Recycled Concrete Based on Building Materials

Yun Xiao, Meng Zhang, Qi Liu, Wenjing Guan, Jinyan Li, Mingming Dai
Reclaimed concrete may successfully accomplish concrete recycling, cut down on resource waste, and advance environmental and green development. This work studies the impermeability performance of totally recycled coarse aggregate concrete by designing the mix ratio using the coarse aggregate found in...
Proceedings Article

Hydrolysis Reaction Kinetics of Baggasse and Banana Peel in the Process of Bioethanol Production

Indah Purnamasari, Endang Supraptiah, Rima Daniar, Cindi Ramayanti, Tri Lestari, Eti Nurmahdani
The alternative biofuel that is inexpensive in terms of production and environmentally friendly is the development of bioethanol from agricultural wastes (biomass) which contains a lot of lignocellulose such as bagasse (solid waste from the sugar industry) and banana peel (waste from markets). One of...
Proceedings Article

The Optimal Contract for Land Trusteeship

Cuiling Li, Qiuling Hou
Land trusteeship, as a new management mode to realize large-scale and intensive land management, has been paid more and more attention by the government and scholars. This paper develops a model to study the optimal contract of land trusteeship via principal-agent theory which is based on Tirole's...
Proceedings Article

Applications of a Clamping Joint in a Rail Vehicle Design

Lukáš Hruzík, Jiří Struž, Jiří Začal, Květoslav Kaláb
This paper deals with design problematics of a clamping joint for the tanker frame in a rail vehicle. This car body is made from aluminum alloy. The main requirement of the joint is safe transmission the load given by the norm ČSN EN 12 663-1. At the beginning of the study is make the analysis of friction...
Proceedings Article

Improving the Quality of Tofu Liquid waste by the Sedimentation Process and the Phytoremediation of Water Hyacinth (Eichornia crassipes)

Herlina Fitrihidajati, Fida Rachmadiarti, Dwi Savitri Vidyawati
Waste from the tofu industry produced the pollutant like NH3, NO2, NO3 with high content that caused environmental pollution. Hence, the processing of tofu liquid waste was needed. The purpose of this research was to determine the effect on the levels of pH, NH3, NO2, NO3 and to determine the biomass...
Proceedings Article

Making Herbal Tea from a Mixture of Butterfly Pea Flower (Clitoria Ternatea) and Ginger Powder (Zingiber Officinale) by using Drying Method According to Indonesian National Standards (SNI)

Sofiah Sofiah, Arizal Aswan, Isnandar Yunanto, Cindi Ramayanti, Putri Desty Amelia, Aliyah Nahda Utami
Herbal tea is a term for herb flowers, leaves, seeds, roots or dried fruit that is not derived from the tea plant (Camellia sinensis). One of the plants that can be used as herbal teas are butterfly pea (Clitoria ternatea) and ginger (Zingiber officinale). Butterfly pea is known traditionally as an eye...
Proceedings Article

Probability of Correct Decision–Making at Triggering of Load–Shifting, Intended for Low CO2 Intensity and Low EEX Trading Prices via Simple Grid Frequency Monitoring

Stefan Krauter, Lin Zhang
To provide a simple control signal to operate residential Load–Shifting or Demand–Side–Management, the monitoring of actual grid frequency seems to be an appropriate method. Due to the present inflexibility and the lack of sufficient throttling capabilities of residual lignite and nuclear power plants,...
Proceedings Article

Structure-Related Non-uniformities in Composite Bars Made of Hybrid Dammar-Based Resin and Reinforced with Natural Fiber Fabrics

Alexandru Bolcu, Sabin Rizescu, Nicolae Dumitru
The paper presents the factors characterizing the non-uniformities that might occur during the technological process of making composite materials. These factors were analyzed in cases of two types of composite materials made of hybrid Dammar-base resin and reinforced with hemp and linen fabric, respectively....
Proceedings Article

Study on the influence of Peripheral Hole Interpolation Angle on Tunnel Overcut and Undercut

Jun Wang
The parameters that control the smooth blasting effect of tunnel driving include peripheral hole spacing, charge structure and external interpolation Angle, among which the peripheral hole external interpolation Angle is an important parameter to ensure the quality of smooth blasting. This paper uses...
Proceedings Article

Analysis of the influence of the universality of aviation equipment parts on the probability of spare parts support and equipment availability

Wang Junke, Jiang Tiejun, Li Zheng, Chen Bing
To study the impact of universal parts on spare parts support probability and equipment availability, first, the calculation method of spare parts support probability is given. According to the difference in equipment and spare parts number, the change of spare parts support probability is mathematically...
Proceedings Article

The Frame Structure of Underwater Robot for Shallow Water

Zhang Yunhui, Sun Lina, Qiao Lu, Feng Qiang
In order to monitor and detect the turbid water in the shallow water channel, this paper designs a frame underwater robot. In this paper, according to the depth of diving and the thrust of the size of the frame, shell, underwater light detection, propeller and battery compartment structure distribution...
Proceedings Article

The Effect of the Catalyst (NaOH) on the Processing of Waste Used Oil Into Liquid Fuel

Azharuddin, Syafei, Didi Suryana, HB Indra, M R Rahmaddy, Y Pratomo, M A Ariasya
The use of lubricating oil is increasing every year the resulting waste is also increase. Based on the waste criteria issued by the Ministry of Environment, used oil is included in the category of B3 waste. Although used oil can still be used, if not managed properly, it can be dangerous for the environment....
Proceedings Article

Effect of Induced Lateral Displacement on Vertically Loaded Large Piled-Raft Response in Sandy Soil

Banchiva K. Marak, Baleshwar Singh
The lateral displacement can also be induced in the piled-raft foundations (PRFs) for onshore structures in addition to vertical load on account of the excavations carried out very close to the existing PRFs. In the present study, three-dimensional numerical analyses are performed on vertically loaded...
Proceedings Article

Case Analysis of Seismic Evaluation of Existing Nuclear Facilities

Xiaodong Li, Guixiang Yi, Chen Sun
Earthquake is one of the main external risk factors for nuclear power. Especially after the March 11 earthquake in Japan, the Fukushima nuclear power accident has attracted worldwide attention. The seismic margin of existing nuclear facilities in all countries has been evaluated. However, the seismic...
Proceedings Article

Research on the Importance of Corporate Social Responsibility in the Digital Economy Based on Intelligent Consumer Behavior Algorithm

Ruibo Zhao
This research brings up an adapted consumer utility model based on marginal utility to describe the relationship between corporate social responsibility (CSR) and corporate development in the age of digital economy. It then conducts verification based on the controversial gambling industry in Macau....
Proceedings Article

Research of Vulnerability Security Detection for Video Surveillance Equipment

Pang Tianyu, Chen Rui, Shen Quanjiang
Abstract—Aiming at various security vulnerabilities in video surveillance system, the paper proposes a vulnerability security detection method for video surveillance equipment. The method scans the TCP / IP different ports services of the target video equipment remotely, records the response content...
Proceedings Article

Slope Stability Analysis for Optimisation of Overburden Dump Capacity in Opencast Coal Mines

Sravan Kumar Gara, Nirbhay Narayan Singh, Randip Singh, K. S. Rao
Slope stability study of Over Burden (OB) dump needs to be carried out for maintaining them at the steepest possible angle without any danger from the stability point of view. One of the most important input parameters for stability analysis is the shear strength i.e., cohesion and angle of internal...
Proceedings Article

Live E-Commerce Multi-entity Value Co-creation Behavior: A Consumer Engagement Motivation Perspective

Yu-miao Chang, Ying Zhu, Hui Li
Consumers, anchors, platforms, manufacturers, and other multi-type subjects constitute the value co-creators of e-commerce live streaming. The virtual presence and real-time interaction between multiple subjects and consumers through the live e-commerce scene directly convert traffic into sales and become...
Proceedings Article

The phonon dispersion of graphene

Myagmarsuren Genden, Amartaivan Tsenddavaa, Gantulga Tsedendorj, Enkhtor Lkahmsuren
In frame of De Launay model we calculated phonon dispersion of graphene in ГM direction using radial and tangential force constants for first four neighbor atoms. Calculated phonon dispersion is in satisfactory agreement with experimental phonon spectra of graphite. In long wave approximation we estimated...
Proceedings Article

Development of Project Document Management System Based on Data Governance With DAMA International Framework

Hanung Nindito Prasetyo, Regina Nathania Djepapu, Ferra Arik Tridalestari, Irman Hariman
Information will continue to grow in an organization, Various forms of information formed such as file documents, archives, policies, procedures, and so forth. In the current era of information technology, document management becomes an absolute thing for the organization. All business processes, activities...
Proceedings Article

Batteries and pumped-hydro: Pooling for synergies in the frequency response provisioning

Louis Bahner, Achim Schreider, Ralf Bucher
Battery electric storage systems (BESS) are characterised by their fast ramping, pumped-storage plants (PSP) by their relatively larger storage capacity. In this paper the pooling of PSP (with ternary set) and BESS for the common provision of frequency containment reserve (FCR, primary reserve) is analysed....
Proceedings Article

District Battery for Optimized Use of Photovoltaic Energy

Kira Meisenzahl, Eberhard Waffenschmidt
The aim of this work is the comparison of a common storage to individual batteries for an improved use of generated photovoltaic (PV) generation for a planned residential area of 22 houses. For this purpose, a simulation tool has been developed. It compares the storage concepts regarding grade of autarky...
Proceedings Article

Drag Reduction Through Employing Leading-Edge Tubercle on The Airfoil

Intizar Ali, Tanweer Hussain, Ali Akbar Shah Syed, Danish Inam, Syed Muhammad Kashif Shah, Inam Ul Ahad
Drag reduction over the lifting surfaces has remained a key interest of aerodynamic researchers over the last five decades, due to rising fossil fuel prices, global warming and climate change. The drag over the lifting surfaces is closely related to the required thrust and consumption of fossil fuels...
Proceedings Article

The Smart Combination of a Novel MicroCHP, PVs and Various Energy Storage Possibilities to Provide the Household Energy Needs All year Round

Joseph Cilia, Andrea Brincat, Carmel Ellul, James Attard, Neville Azzopardi, Matthew Schembri, Redeemer Axisa, Markus Thiry, David Cilia
The problem of seasonal energy storage, where excess renewable energy in the summer months is stored to cater for the winter season, is an active topic being researched [1, 2]. The solution being proposed in this paper targets residential homes, and is the result of the development of a microCHP with...
Proceedings Article

Glycemic Index of Snack Bar from Pedada Fruit Flours (Sonneratia caseolaris) and Legumes Flour

Jariyah Jariyah, Sri Winarti, Inka Agrita
Snack bar is a snack in the form of bars made from cereals or nuts, has a high protein content which is usually consumed on the sidelines of meals. Pedada fruit is one of the mangrove fruits that contain high dietary fiber, while the legumes a good source of protein, and it also contains carbohydrates,...
Proceedings Article

Application of ABC-Kraljic Classification in Inventory Management Within Traditional Small Foreign-Related Manufacturing Enterprises

Feiyan Zhong
Inventory management is a crucial part of supply chain management and plays an important role in the business operation and development of manufacturing enterprises. The outdated inventory management methods and extensive material classification methods adopted by traditional small manufacturing enterprises...
Proceedings Article

Renewable Metal Fuels as Sustainable Seasonal Energy Storage

Covering Winter Peaks of Heat and Electricity Demand

Yvonne I. Baeuerle, Michel Y. Haller
Renewable Metal Fuels (ReMeF) have great potential to store renewable energy for several months. A thorough criteria evaluation of possible candidates was conducted, considering (1) abundance in the Earth's crust, (2) world reserves, (3) market price and its development, (4) energy density, and...
Proceedings Article

Research on the Influence of Curved Shield Tunneling Construction on the Deformation of Existing Bridge Piles

Qingqu Fu, Xuanrong Zheng, Pengcheng Ding
The ABAQUS software was used to establish a finite element model of the existing bridge piles for curved shield tunneling, and the impact of each stage of curved shield tunneling construction on the upper surface and adjacent pile foundations was analyzed. Research has shown that the main settlement...
Proceedings Article

Analysis of factors affecting the stability of high-fill embankments on slope foundation

Chao Yang, Guang-hui Yang
In order to clarify the influence characteristics of various factors in the stability of high-fill embankments with slope foundation, the stability of high-fill embankments with slope foundation was systematically analyzed from the aspects of embankment height, pavement width, embankment gradient, slope...
Proceedings Article

Energy supply performance of air-, water-, and dual-cooled PV/T systems in different climatic zones of China

Peiyuan Xu, Jinkun Zheng
This paper investigates the performance of PV/ T (photovoltaic/ thermal) system operating in air-cooling, water-cooling and dual-cooled scenarios in different climatic zones in China, and explores the effects of different coolant on the efficiency of PV/T systems, which can provide references for the...
Proceedings Article

Photovoltaics and battery storage—Python-based optimisation for innovation tenders

Philipp Schreiber, Mathias Hofmann, Marco Wieland
One of the main concerns in extending variable renewable energy (VRE) is the electric grid stability due to the sources’ volatility. Germany is introducing a new auction mechanism within the German Renewable Energy Sources Act called “Innovationsausschreibung” (innovation tender) to grid- and system-supporting...
Proceedings Article

Realization of Multi-point Navigation and Obstacle Avoidance Based on ROS

Wang Qin, Feng Yupeng, Li Jintao, Wang Li
At present, in ROS core framework system, the realization of autonomous cruising and obstacle avoidance is the only way for robots to become more perfect. For this reason, this paper proposes and establishes a physical model of a two-wheel differential-driven mobile robot with nonholonomic motion constraints....
Proceedings Article

Mesoscopic Numerical Analysis of Concrete Damage Based on Random Aggregate Model

Yawei Li, Lei Tian
Concrete is defined as a three-phase composite material consisting of aggregate, mortar matrix, and interfacial transition zone (ITZ). To investigate the influence of various phases on the strength and damage of concrete, this research constructs a two-dimensional random aggregate model of concrete based...
Proceedings Article

Evaluation of Core Competitiveness of Aerospace Enterprises Based on Dual Competence Perspective

Chugui Zheng, Dong Li, Gui Tang, Wenjing Zhang
In the face of the complex and fierce competition situation, it is very important and urgent to evaluate the core competitiveness of aerospace enterprises scientifically. This paper constructs the evaluation index system of the core competence of aerospace enterprises from the perspective of double capability,...
Proceedings Article

Design and Prototype of Paving Block Making Machine

Ella Sundari, Soegeng Witjahjo, Eka Satria Martomi, Dodi Tafrant
Paving Block (Conblock) is a kind of the building materials used for footing or roads. As same as bricks, paving block made from a mixture of cement, sand and water. Currently, home industries generally still use manual paving block printing tools. Where the paving block dough is put into the mold, then...
Proceedings Article

Model reconstruction of fiber yarn from CT images

Josef Vosáhlo
The Image analysis of fibers is a key technique in the field of materials research and industrial engineering. The purpose of this work is to present a solution for fiber image analysis using MATLAB, a high-performance software environment for numerical computations and data visualization. This work...
Proceedings Article

Comparison of Raw Materials for Making Liquid Smoke with Pyrolysis Method as an Alternative to Formalin and Borax in Food

Nurul Izza, Teuku Rihayat, Rima Dhinta Dewi Astuti, Atiqah Aida, Isra Adelya Izzati, Nurhanifa Aidy, Aida Safitri
The manufacture of liquid smoke from the comparison of raw materials for teak and pine wood powder waste is carried out by the pyrolysis method, purified by distillation and filtration which will be applied as a preservative in food. The pyrolysis process was carried out using a reactor with a capacity...
Proceedings Article

Pressure consistency for binary hard-sphere mixtures from an integral equation approach

Banzragch Tsednee, Tsogbayar Tsednee, Tsookhuu Khinayat
The site-site Ornstein-Zernike equation combined with the Verlet-modified bridge function has been applied to the binary hard sphere mixtures and pressure consistency has been tested. An equa tion of state has been computed for the case where a packing fraction is η = 0.49, diameter ratios are σ2/σ1 = 0.3...
Proceedings Article

Lean and Green Value Stream Mapping: Case Study of an East Java Furniture Factory

Reyhan Iskandar, Moses Laksono Singgih
Research on lean principles in developing countries remains limited, highlighting the need for exploring alternative methods that have a positive environmental impact. One such approach is the utilization of the Value Stream Mapping (VSM) method to develop a system for waste reduction in production processes....
Proceedings Article

Effect of Thermo-oxidative Aging on Properties of Compound High Viscosity Modified Asphalt and Mixture

Chunlei Ge, Zhaoyang Li, Yue Qin
The aging of asphalt is the main reason for the performance degradation of porous asphalt pavement. The purpose of this article is to investigate the aging behavior of high-viscosity agent / styrene-butadiene-styrene (SBS)-modified asphalt and asphalt mixtures. To this end, samples of asphalt and asphalt...
Proceedings Article

Research on sales forecasting of fresh chicken based on ensemble learning for a broiler processing enterprise

Huiting Xia, Yu Cao, Xu Cheng
In order to ensure the freshness of fresh food and reduce the inventory of enterprises, enterprises need to predict the sales volume of tomorrow before ordering fresh chickens. The effect of the traditional model on sales forecast is not ideal, so a sales forecast based on stacking model is proposed....
Proceedings Article

Prototype of Kempelang Fish Dryers Reviewed from Energy of H2O that is Evaporated to Air

Ida Febriana, KA Ridwan, Anerasari M, Taufik jauhari
Kempelang is a typical food of Palembang City. The hallmark of ths food lies in the prominent taste of fish. The use of fish will affect the distinctive taste and price of this food. Kempelang crackers are one of the small industry products that are quite popular in the community. In order for kempelang...
Proceedings Article

Research on the Thermal Performance of a Helical Coil Heat Exchanger

Zuti Zhang, Hanyang Liu
Helical coil heat exchanger has been widely used in hydraulics engineering, and plays an important role in modern industry. The distribution of fluid field which would be influenced by helical coil structural parameters is an important factor affecting its thermal performance. In this paper, CFD analysis...
Proceedings Article

Adding Some Remarks Concerning the Dzahanibekov Effect

Sabin Rizescu, Alexandru Bolcu, Leonard Marius Ciurezu-Gherghe
The paper further investigates the Dzhanibekov effect. This effect was noticed for the first time in 1985 aboard the Salyut 7 orbital station. Several different rigid bodies, each and every one of them with its main moments of inertia having close values, are analysed. Rigid bodies, each and every one...
Proceedings Article

Decreasing Organic Containers in Slaughterhouse with Photocatalyst Method using TiO2 and UV-C Rays

Okik Hendriyanto Cahyonugroho, Kiki Indra Cahya, Agil Harnowo Putra
The slaughterhouse waste generally contains blood, protein, grease and suspended solids which cause the burden of high organic materials that can contaminate the rivers and environment. Therefore, efforts should be made before the waste with this high organic content in order not to pollute the environment....
Proceedings Article

Load Profile Analysis of Medium Voltage Regulating Transformers on Battery Energy Storage Systems (BESS)

Robert Beckmann, Ewald Röben, Jens Clemens, Frank Schuldt, Karsten von Maydell
Battery Energy Storage Systems (BESS) already cover a large part of the Frequency Containment Reserve (FCR) in Germany. If these are built at locations of conventional power plants, the infrastructure available there may be utilized. In this paper we investigate how the secondary voltages of two medium...
Proceedings Article

On the Relationship of Travel Time and Energy Efficiency of Industrial Robots

Kai Eggers, Zygimantas Ziaukas, Jens Kotlarski, Tobias Ortmaier
This paper presents an approach to quantify the energy saving potential with regard to travel time of industrial robot motions. In order to minimize the influence of the exemplary considered trajectories and, thus, provide general results, the evaluation is done on a large set of automatically generated...
Proceedings Article

A Design of Camera Adjustment Mechanism Based on Automatic Visual NC tool Detector

Su Yu, Zhang Leimeng, Tang Bo, Qu Wang
Aiming at the camera adjustment mechanism of the automatic NC tool detector based on automatic vision affects the measurement accuracy of the tool parameters, the camera adjustment mechanism is designed. The geometric nature of the camera adjustment mechanism is studied, and the camera rotation and its...
Proceedings Article

Augmented Reality-Based Programming of a Robotic Manipulator

Muhammad Ahsan Naeem, Muhammad Rzi Abbas, Muhammad Arslan Rafiq, Zorain Bin Khalid, Muhammad Haris Naeem Khokhar, Hassan Niaz
This paper proposes a novel Augmented Reality (AR)-based programming system that simplifies the complex task of programming robotic manipulators. Traditional programming methods are often timeconsuming and require specialized knowledge in robot kinematics and programming languages. The proposed system...
Proceedings Article

Design of Ground Pressure Monitoring System in Fully Mechanized Mining Face

Shuhao Yang
A stable mine pressure monitoring system in fully mechanized coal mining face is an important guarantee for safe mining in the working face. In order to effectively monitor the change of roof pressure, roadway surrounding rock displacement, roof separation, bolt (cable) stress and advance stress in the...