Advances in Engineering Research

To keep the water temperature even throughout the bathtub and as close as possible to the initial temperature without wasting too much water, we establish a mathematical model of the temperature of the bathtub water in space and time to determine the best strategy the bather can adopt when bathing. On...

Aceh tsunami disaster in 2004 caused damage to agricultural land in Aceh Besar Regency. Meanwhile the post-disaster development has caused migration of people to the regency, causing a greater pressure on agricultural land. The study aimed to evaluate the land carrying capacity in tsunami-affected areas...

In view of the current problems in the process of implementing safety management system in building construction in our country, one model was established for safety evaluation on building construction with taking expert scoring as network input, security class as the output based on Hopfield neural...

According to Ministerial Regulation No. 24 of 2015, Law No. 23 of 2007, and Government Regulation No. 56 of 2009, the government as the regulator is obligated to ensure that the operation of rolling stock is in accordance with the regulatory standards and can be operated safely as demonstrated by testing...

To address the high carbon emissions of cement production and the resource utilization of construction waste, this study proposes an eco-friendly cement-free concrete based on recycled aggregate (RCA) and low-density polyethylene(LDPE).By integrating particle packing theory and interfacial mechanics...

An agroforestry system is land use developed to provide economic, ecological and social benefits to improve the welfare of the community. The aim of this study are (1) to determine the contribution of agroforestry to plant diversity, and (2) to calculate the contribution of agroforestry to community...

For the feature of P300's low signal-to-noise ratio (SNR) and difficult classificion, in this paper, we use an EEG signal processing method based on independent component analysis(ICA) and support vector machine. First, make the P300 EEG singal to the superposition averaging, according to the requirements...

An experiment to investigate the adsorbent capacity of tin sand from Bangka Island Indonesia toward the lead/Pb(II) ion in lead aqueous solution either non-modified sand and magnetite-coated sand were studied using adsorption method. The adsorbent was activated with sulfide acid (H2SO4) and showed that...

For the purpose of improving the efficiency of traffic signal control with cycle perturbation for single intersections, a robust multi-objective optimization and decision method (RMODM) is proposed. Firstly, this paper presents a non-dominated sorting genetic algorithm II based on the degree of robustness...

The earthquake that happened in Lombok Island on July 29, 2018, caused damage to buildings and stopped the educational activities. Badan Nasional Penanggulangan Bencana (BNPB) announced that there were 606 school buildings damaged by the Lombok earthquake, with a total of 3,051 classrooms damaged. Steps...

This is Part II of a two-part paper which presents a methodology for fault location and isolation and service restoration (FLISR) for power distribution grids. The Criterion 1 discussed in Part I is adapted to locate faults when distributed generations (DGs) exist. For DGs with larger capacity, faults...

One of the environmental problems that is often in the spotlight today is the problem of waste. This waste problem also occurs in the port and ship environment which of course has an impact on disruption in the aspects of the environmental ecosystem, health and economy, especially the maritime environmental...

In this study bovine bone material was cured with alkaline solution (calcium oxide) for 10, 30 and 50 days and extracted at three temperature levels (60 °C in extraction I, 70 °C in extraction II, and 100 °C in extraction III) each for 4, 5 and 6 hours. The results showed an increase in the percentage...

A micro-simulation model is a crucial tool in the study of transportation, especially in complex traffic systems that include interactions between components in it. Therefore, the accuracy of the model must be considered by calibrating the parameters used and validating the model with observation data....

In this study, it is researched four problems in relation to the leakage of water pipe network within a campus water supply system and established mathematical models. Firstly, superior water meters without corresponding subordinate water meters were removed at first, and then the tiered relationship...

In this study, natural staining procedures have been evaluated using hybrid dyes of mango and turmeric leaves. To get rich color shades with high strength and color fastness, coloring is done by involving a number of preparation stages which include washing using Turkish Red Oil (TRO), mordanting using...

A Cu(II) ion-imprinted polymer (Cu(II)-IIP) for the selective adsorption and separation of Cu(II) was prepared by modifying the surface of mesoporous silica SBA-15 through surface ion imprinting. The prepared polymer was characterized by Fourier transmission infrared spectra (FT-IR), X-ray diffraction...

Corn Stalk (CS) modified by urea and microwave was investigated as an adsorbent for Pb( ) removal from aqueous solution. The preparing parameters on mass percent gain of Modified Corn Stalk (MCS) are analyzed using response surface methodology (RSM).The effects of PH and MCS dose on the Pb ( ) removal...

Objective: To investigate life quality of type II diabetes and its influencing factors of patients in Inner Mongolia area. Method: To compare life quality of patients with diabetes from community, together 161 cases taken by Affiliated Hospital of Inner Mongolia University for Nationalities' endocrine...

The Bungus Bay Ferry Port Service Unit is a ferry port in the West Sumatra Class II BPTD working area located in West Sumatra Province. This research aims to find out how waste from the results of ship operational activities is disposed of in the port area, and the activities of service users in the...

Wheat Straw Cellulose (WSC) modified by diethylenetriamine was investigated as an adsorbent for Cd(II) removal from aqueous solution. The preparing parameters on preparation of Polyamine Wheat Straw Cellulose (PWSC) were optimized. The effects of pH, adsorbent dose, contact time and initial concentration...

In a broad sense, social license to operate refers to the ongoing acceptance of a company’s or industry’s standard business practices and operating procedures by its employees, stakeholders, and the general public. In Mongolia’s case, obtaining a social license has become just as relevant as on the international...

In order to investigate the effects of nitrogen (N), phosphorus (P), and potassium (K) deficiency stress on wheat growth and physiological characteristics, this study used wheat (Xinmai 296) as the experimental material. Four treatments were established: nitrogen-deficient treatment, phosphorus-deficient...

The failure process on the plain weave CFRP composite laminate under three-point bending test was monitored by acoustic emission (AE). Failure process was divided into stage I, II, and III based on the energy distribution along with the mechanical results. Moreover, various failure modes in every stage...

The Sriminosari village is a coastal village in East Lampung district that had mangrove forests. Now, mangrove forests of Sriminosari used as a mangrove ecotourism area and will be developed as a form of proper management to ensure the conservation and sustainability of rehabilitation while simultaneously...

Innovation from creative product design has become essential to the success of many companies. The products marketed must be specially distinguished from others to meet user demands. Consumers will prefer products that suit their needs and the visual impression that the product gives to their emotions...

The method of Integrated Circuit (IC) Design using Electronic Design Automation (EDA) tools consists of (i) Full Custom IC Design and (ii)Automated IC Design. Schematic-driven layout on EDA tools has provided to facilitate designer madelayout design before fabrication, the core is to make it easier,faster,...

This data collection system is based on MSP430, which is an ultra-low power 16-bit micro-controller. Multi-task application program is designed in uC/OSII, which is real-time operating system. It can handle a variety of meter signal and communicate with concentrators. This system has a good real-time...

Safety in train operations is a very important aspect of the operation of railways. Along with the increasing demand for goods and services, train trips are increasing. This condition causes increased activity at the station, which has a function: to get up and down passengers or load and unload goods....

To realize the efficient exploitation of tertiary recovery for the class II reservoir and guarantee the stable replacement of the output, by comparing the thickness and reserve of each series for the class II reservoir at north block 1 of Labei, the article gives preference to S 13~S 3 as the secondary...

In order to understand the situation of land use in Karst and the corresponding trend of variation in the future 30 years, based on the geographic information system (GIS), the dynamic variation of land use in Karst wetland has been analyzed by using the Landsat pictures in the year of 1990, 1995, 2000,...

This study aims to predict demolition waste generation rate (DWGR) of the detached house by their types and materials when they are demolished. To achieve this objective, required data was collected based on material information of the buildings investigated before demolition. By using the established...

The paper presents the core findings of a study aimed at therapeutic efficacy of domestic antiparasitics such as Inspector Total C and Helmimax on the basis of moxidectin used for etiotropic therapy and prevention of dirofilariasis in dogs. The dogs were infested by D. immitis and D. repens nematodes...

The flotation separation behaviours of mercury (II) by sodium chloride-potassium iodide-octadecyl trimethyl ammonium chloride system were studied.The effects of different parameters,such as the dosages of KI and octadecyl trimethyl ammonium chloride(OTMAC),vari- ous salts and acidity etc. on the flotation...

It is hard to program a traditional forest sub-compartment management with a long programming cycle and high energy input and lack of computer technology support, such, this paper presents a visualization technology of the sub-compartment management procedure based on WF. The paper, with the programming...

Non-Destructive Testing (NDT) was used to assess the link between P-wave velocity and engineering parameters in weathered limestone near Batu Caves, Selangor. This study specifically investigated the relationship between ultrasonic pulse velocity (UPV) and rock uniaxial compressive strength, utilizing...

This study was conducted to assess the effects of L-arabinose on the antioxidant and drug metabolizing enzymes in rats. Forty-eight rats were equally divided into six groups. The rats in three groups were respectively administered with 500, 1 000 and 2 000 mg/kg L-arabinose for 38 days. In blank control,...

This paper proposes a multi-objective optimization model for the dispatch of the integrated community energy system which is composed of an electricity sub-system, a heat sub-system and a natural gas sub-system. Two objectives, the daily operation cost and external pollutant cost are selected as the...

The aim of this research was to determine the growth and production of white oyster mushrooms and ear mushrooms on various types of substrates as well as the R/C value of farming ratios. Research has been carried out in the Integrated Laboratory of the Faculty of Agriculture, Unisma of Malang. The study...

Two-dimensional semiconductors are redefining the landscape of digital integrated circuits (ICs) by leveraging their atomic-scale thickness, exceptional carrier mobility (>200 cm2/V·s), and layer-dependent bandgap tunability. These properties directly address silicon’s limitations, particularly short-channel...

The original oil in place suitable for chemical flooding in Shengli oilfield is 1.6 billion ton. Though the resource is abundant, the oil recovery is poor due to rigorous reservoir conditions, including high temperature, high salinity, high divalent-cation content, high oil viscosity and severe heterogeneity....

Daylight entering through the window can be obtained from several sources, namely direct sunlight, clear sky, clouds or reflections of the lower surface and surrounding buildings. Light from each source differs not only in the amount and heat it carries, but also in other qualities, such as color, distribution,...

Jeulingke Village in Aceh Province is located in an earthquake-prone zone, but many simple one-storey houses have been built without regard to earth-quake-resistant standards, making them highly susceptible to damage in the event of a major earthquake. This study aims to determine the level of compliance...

In Palembang City, PT. Pelabuhan Indonesia II (Persero) Palembang branch is a container and liquid bulk port located on the banks of the Musi River. The Musi River is a river used by coastal communities for cooking, washing, and bathing, and is also used as a shipping lane for large ships. The operations...

At present, the heavy metal pollution has become one of serious environmental problems which has drawn the great attention to scientists. Biochar has great sorption capacity to heavy metals. It has become one of hotspots research of soil science and environmental science because of its huge application...

Phytoplankton community structure and environmental factors of Jiaolai Estuary and adjacent waters in Laizhou Bay were investigated in October, 2015. Affected by high-concentration salt-containing wastewater discharged in east coasts, the water quality of investigated waters showed a trend of high salinization....

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

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

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

The increase in industrial activities that are not accompanied by adequate waste handling has led to a decrease in the quality of water used by the community. Therefore, a solution is needed that prioritizes the concept of a green economy, where waste can be processed into useful materials. One waste-based...

The increase in population resulted in an increased need for housing. Opening up land for housing development worsened runoff by reducing vegetation that covered the soil. The areas that underwent land clearing were at risk of experiencing a shortage of clean water supply for household needs during the...

Based on the placement machine vision recognition system for functional requirements, this paper proposed a vision system design. Combined with the latest electronic technology and the results of the FPGA, the Nios II system is applied to the placement machine vision systems, and proposed an overall...

In the paper put forward a set of scheme that can be suitable for the sensor data acquisition of the compaction degree in the construction of airport runway on the base of the study of the wireless network transmission, sensor data acquisition, digital signal processing and other key techniques, and...

The type of weed grows will be in accordance to the agricultural condition. Weed composition in high land is dominated by species diversity yet low number of individuals. In low land, however, the individuals are dominant but low species diversity. The research aims to find out weed community composition...

This research is a classroom action research that aims to improve the learning outcomes of chemistry of the eleventh grade students of SMA Negeri 1 Tanah Miring and SMK Negeri 1 Tanah Miring on the of colloid topic through the application of chemical supplement books based on Asmat Tribe's local wisdom....

The DTII (K) belt conveyor is a general series of products, and the machine frame legs can be classified as type I legs and type II legs. Using Visual Basic 6.0 as the development platform, taking secondary development on the SolidWorks software, the dimension driving method and the programming design...

Objective: The major light-harvesting complex of photosystem II , Lhcbs, are assembled in its trimeric form, equipped with chlorophyll and xanthophylls, embedded in the thylakoid membrane of green plants, and play critical roles in harvesting light energy for photosynthesis. The objective of this work...

Uranium is the most useful resource in nuclear reactor. But the land resource won’t satisfy the nuclear reactor in the future. There still existsa large amountofuraniumin the seawater.The seawater environmenthas been simulated by Amsterdam Density Functional(ADF) forgetingan orderbetween uranyl (UO22+)and...

Briquettes are a form of renewable energy that can replace the decline in oil and gas production as a necessity for human life. Briquettes made from coconut waste have a very positive potential in environmental sustainability compared to plastic and metal waste. Improper composition of raw materials...

The Odd-Even Number Policy intended to limit the DKI Jakarta Provincial Government has implemented vehicle traffic. Since its first implementation in 2016, this policy has undergone several changes, such as the number of roads and active duration. The purpose of this study is to analyze and evaluate...

In view of the quick return characteristics of I and II type crank rocker mechanism, the inner relationship between the size of components is analyzed. The parametric model of mechanism is established based on ADAMS software, then, with the minimum transmission angle to take the maximum as the optimization...

A variety of toxic and harmful matters contribute to the severe impacts of water sources. Toxic pollutant such as heavy metals tend to deteriorate the environment vigorously due to its mobility. In this study, corncob based activated carbon (CCAC) was prepared for Cu (II) adsorption from aqueous solution....

In the context of a new elementary school under construction, an experimental study was conducted on the vibration comfort of a large-span steel-concrete composite floor gymnasium under various human-induced conditions. The entire gymnasium was modeled using finite element software, which simulated the...

CV. Sumber Baja Perkasa is a company engaged in manufacturing metal smelting and printing which can produce various metal products such as pulleys and brake wheels. In this study, the object studied is an induction machine which often experiences damage during the production process. Damage that occurs...

In order to further reduce the life cycle cost and carbon emissions of green residential buildings, this paper proposes a dual-objective optimization framework based on the coupling of Support Vector Machine (SVM) and Non-dominated Sorting Genetic Algorithm II (NSGA-II). The framework simulates the design...

An electrochemistry sensor composed of glass carbon electrode modified with [ZnSO4{ZnCl2(u-S-CH2CH2NH2}]n was used for the determination of mercury(II) ions with differential pulse voltammetry(DPV) in 0.1mol/L KCl solutions. The proposed electrochemistry sensor had good operating characteristics towards...

The construction of a Temporary Track or temporary rail line aims to ensure that the construction of the elevated rail at Joglo Solo intersection does not interfere with train operations and travel, so it is necessary to identify and evaluate whether the component materials used are by the provisions...

Surge shaft serves to absorb the hammering effect of water from pressure tunnel generated due to the sudden stoppage of turbines, by accommodating surges/mass oscillations during load rejection/acceptance until the conduit velocity attains a steady state in water conductor system of a hydel Project....

There are a wide range of expansive rock and soil along the central Yunnan diversion tunnel project. In this paper, the expansive rock collected from Bendanshan tunnel of Dali II member was studied through third-party detection and laboratory experiments. Macro and micro characteristics, mineral composition,...

The instability caused by global warming and the spatial complexity of land surface structures is increasingly affecting basin floods. The aggregated old Xin’anjiang model can no longer simulate precise land surface information, which in turn compromises flood simulation performance. This study selects...

Chicken meat is one of the primary protein sources for the Indonesian market. However, due to the warm and humid climate, chicken meat is subject to microbial contamination, i.e., Escherichia coli dan Salmonella sp. The source of the contamination is the chicken gastrointestinal environment during rearing...

In order to realize a system of multi-channel telemetry signal transmitter and receiver module, a design for generating encryption and decryption processing signals in the transmitting module and the receiving module is proposed on the baseband signal processing hardware platform. For the generation...

Bridges are a vital part of a road network that supports regional development. Bridges must be inspected regularly to convince the safety and comfort of bridge users during their service life. This paper will discuss the comparison study of condition rate and remaining life of the bridge that has been...

Bali consists of nine districts where aside from working in the tourism industries, the citizen also works as an artist and craftsman. The craftsman produces several kinds of handicrafts such as sculptures, souvenirs, metal crafts, and others. Generally, the craftsmen in Bali are categorized as micro,...

The research aims to optimize viscous damper-based seismic reinforcement for single-span reinforced concrete frame structures. In this case, the fast non-dominated sorting genetic algorithm II (NSGA-II) based on multi-objective optimization is adopted to improve the crossover operator and the mutation...

The thermostability of Cu(II)-1,10-phenanthroline complexes was studied by the thermogravimetric analysis, and their catalytic properties were evaluated in oxidative carbonylation of methanol to dimethyl carbonate. It was found that the copper coordination environments and the thermostability of the...

Both the increasing human population and energy consumption are the main factors which cause energy crises. In this situation, we need new alternative energy source. DSSC (Dye Sensitized Solar Cells) has great potential to develop because the dye as a light catcher can be directly applied in daily life....

The railway level crossing is a meeting point between a highway and a train. This analysis is conducted by identifying and evaluating the components of the Concrete Level Crossing feasible according to the dynamic loads by train and vehicle. Evaluation of Concrete Level Crossing is by observing the condition...

Biological phenotypes of mutant strain 1681 that was the pathogenicity-reduced strain in Colletotrichum gloeosporioides of Stylosanthes guianensia were analyzed by testing growth rate, colonial morphologies and sporulation ability. TAIL-PCR was used to identify the T-DNA integration site and the genes...

Harbor Jangkar Ferry serves five routes, four pioneer routes to Madura Islands, and one commercial route, Jangkar to Lembar. The ticket booking process at this port takes place online through the Ferizy website. The current ticket booking system is considered ineffective because service users often experience...

Species of Cassia (family Caesalpinaceae) are well known in India and other tropical countries for their medicinal values. This study evaluates the efficacy of the methanol extract of the leaves of Cassia javanica L. on paracetamol-induced liver damage in experimental rats. The animals were randomly...

In this paper, experimental study is carried out for the mixed mode notch-crack transformation propagation in 06Cr19Ni10 austenitic stainless steel with consideration of the material orientation. It is found that after initiation, the new formed crack grows in a direction perpendicular to the applied...

Mountainous expressway tunnels have tiny spaces, making population evacuation difficult if a fire breaks out. Therefore, the safety risk of tunnel fire accidents must be addressed. In this paper, we comprehensively sort out the fire accident risk sources in long tunnels of mountainous expressways, establish...

The research of visible light communications(VLC) has became a focus of wireless communications in recent years. In this paper, the channel coding technique for VLC systems were studied. According to the characteristics of VLC channel, RS codes were designed to correct the burst and random errors. The...

This study investigates tuna (Euthynnus affinis) bone by-products as an alternative collagen source to meet Indonesia’s rising demand. Process simulations in SuperPro Designer evaluated two extraction routes: (i) Natural Deep Eutectic Solvents (NaDES) and (ii) bromelain enzyme. Using 337,219 kg raw material...

The ongoing retreat of temperate glaciers is expected to have substantial impacts on the water resources in mountainous environments. Located on the eastern slope of Mount Gongga, China, Hailuogou Catchment is an ideal location to investigate the complex hydrological systems of the proglacial zone. Physical...

The number of aircraft passengers who travel from Jakarta to Surabaya based on data from PT. Angkasa Pura II is increasing rapidly every year within 2012-2017. This amount is much greater when compared with the number of executive train passengers that also increased in the same period of the years....

The construction of UHVDC (ultra high voltage direct current) transmission integrates the regional power grids into a whole grid in China, which increase the importance of power grid stability. Automatic power control helps operation personnel reduce the burden of work, but it may also take the power...

Geological mapping of deep foundation floor is essential to provide permanent data set for geological interpretation. A deep pump house (94 m long x 20 m width x 78 m deep) of Mahatma Gandhi Kalwakurthi Lift Irrigation Scheme-II (MGKLIS-II) wasconstructed at Mahaboobnagar District in TelanganaState for...

Adsorption of Co(II) on synthesized chitosan-g-poly (acrylic acid) hydrogel was investigated, using batch adsorption technique under different experimental conditions of equilibrium pH, concentration of common competing ions, contact time and temperature. The Langmuir adsorption model fitted the experimental...

In order to analyze the productivity influence of mining subsidence area to adjacent coal seam gas wells, the paper studied physical properties and production characteristics of CBM wells in southwest Fanzhuang block. With changes of distance to mining subsidence area, distribution characteristics of...

Visible light induced photocatalytic oxidation degradation of Acid Orange II dye was discussed. Bi2O3 was chosen as the photocatalyst. SEM showed that Bi2O3 powders were of about 7 to 8 um in size. It was porous and AOII could be effectively adsorbed on the surface of Bi2O3. And then the absorbed AOII...

By early 2023, Government of Republic of Indonesia has decided to apply a diesel fuel called B35 for petrodiesel compliment. This substance is a mixture of biodiesel and petrodiesel. The decision is made to anticipate decrease of petrodiesel reserve as well as for better environment and sustainability....

A supramolecular complex containing one ruthenium(II) center (RuIIchro) and two copper(II) centers (CuIIcat) has been prepared facilely. The complex was employed for decarboxylation of carboxylic acids with molecular oxygen (O2) under visible–light irradiation, resulting in aldehydes. The photocatalytic...

For sandy slope, size of rock fall, groundwater level and type of site are all important factors which have significant influences on the movement characteristics of rock falls. To obtain the importance of each factor, orthogonal analysis was studied and shaking table test was drawn up. In the tests,...

Rapid population growth and increased economic activity impose an urgent challenge on the sustainability of water environmental system in Beijing - Tianjin - Hebei (BTH) region. Water environmental system is a complex uncertain system under change which is of vulnerability. But water environmental system...

The amidoxime mesoporous silica (AO-SBA-15) was prepared and its effects of time, temperature and initial concentration on the adsorption of the aqueous zinc ion were studied. The results indicate that the adsorption performance of zinc ion was good. When the equilibrium concentration was less than 2...

ERP system is based on the ideas and methods of supply chain management and the integrated information management system is developed on the basis of MRP II, it represents the development trend of management revolution of manufacturing enterprises in the information age. ERP system has strong application...

Expression is a non-linguistic communication means to express inner feelings of human; the basic expressions such as anger, hate, fear, sorrow, joy and surprise are studied in depth in the research field, but there are relatively fewer literatures on quantitative research of microexpression. In the Paper,...

In order to study forage mixture skills and solve livestock’s nutrient deficiency for the adaptive development of grassland stockbreeding in the karst rocky desertification areas, this paper chose the alfalfa (Medicago sativa) and rescuegrass (Bromus catharticus) which grow well in the karst areas for...