Ditapis dengan
Karakteristik Mortar Self-Healing Menggunakan Abu Cangkang Telur Dan Silica F…
ABSTRACT Cracks in mortar accelerate damage because they facilitate the entry of aggressive substances such as sulfuric acid, which can damage the cement paste. Damage to the cement paste reduces the strength of the mortar. Self-healing mortar is one solution because it can repair cracks independently. Self-healing can be supported by environmentally friendly additives, such as eggshell as…
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- 2107124434
Karakteristik Mortar Self-Healing Menggunakan Serat Daun Nanas Dan Silica Fum…
ABSTRACT Mortar is an important construction material consisting of a mixture of fine aggregate, Portland cement, and water. Mortar functions as a coating for walls, brick adhesive, and others. However, the use of cement in mortar often causes cracks in these elements. Cracks occur due to variations in temperature changes, loading, and uneven shrinkage. This study uses a solution to overco…
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- 2107110290
Karakteristik Mortar Self Healing Menggunakan Serat Daun Nanas Dan Silica Fum…
ABSTRACT Cracks during the service period can cause a decrease in the durability of the mortar. One innovative solution for handling cracks in mortar is self healing, which is the ability of mortar to heal its cracks by utilizing certain materials such as mineral additives and pozzolan. This study aims to examine the effect of adding pineapple leaf fibers and silica fume as cement substitu…
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- 2107112401
Rancangbangun Sistem Presensi Guru Menggunakan Face Recognition Berbasis Webs…
ABSTRACT The use of information technology in education plays an important role in improving the effectiveness and efficiency of administrative processes, including teacher attendance systems. SD Swasta Global Andalan still uses a manual attendance system with conventional attendance sheets, which causes various issues such as data manipulation risks, document loss, and difficulties for teache…
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- 2107135915
Rancangbangun Aplikasi Silsilah Keluarga Dalam Kebudayaan Jawa Berbasis Websi…
ABSTRACT Javanese are one of the largest ethnic groups in Indonesia, accounting for 41% of the total population. They are known for their highly varied culture, encompassing everything from food and music to everyday life, including family Relationships. The Javanese also have unique rules for determining family Relationships. However, over time, these cultural values have been abandoned from …
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- 2107113405
Analisis Kualitas Jaringan Dalam Aplikasi Absensi Karyawan Berdasarkan Posisi…
ABSTRACT Network quality is a crucial factor in supporting the performance of face recognition–based attendance systems, which require real-time data transmission. Rumah Makan Taragung Pekanbaru has implemented this system; however, no prior analysis has been conducted regarding the quality of the network based on the placement of Access Points (AP). This study aims to analyze the Qualit…
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- 2107126370
Kaji Komputasional Pengaruh Variasi Temperature Injection Terhadap Performa M…
ABSTRACT The use of biodiesel fuel blends is increasingly being developed as an effort to reduce dependence on fossil fuels and reduce exhaust emissions. One potential blend is B40, which is a mixture of 40% biodiesel and 60% diesel fuel. This study aims to analyze the effect of fuel injection temperature variations on Indicated Mean Effective Pressure (IMEP), power, and torque in B40-fueled d…
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- 2007113882
Kaji Komputasional Pengaruh Variasi Time Injection Terhadap Performa Mesin Di…
ABSTRACT The availability of petroleum is currently decreasing due to increasing demand. Therefore, other alternatives are needed to reduce dependence on petroleum. One concrete step taken by the government is the implementation of the B40 biodiesel mixture. The use of B40 requires adjustments to conventional engines, especially diesel engines. This is due to differences in fuel combustion c…
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- 2007125629
Analisis Kandungan Mikroplastik Di Udara Dari Hasil Pembakaran Insinerator Di…
ABSTRACT Medical waste incineration in hospitals may release microplastic particles into the atmosphere. Microplastics are plastic particles ranging from 1 μm to 5 mm in size, characterized by their light weight, ease of dispersion, and potential risks to human health and the environment. This study aimed to analyze the abundance, types, and polymer composition of airborne microplastics a…
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- 2107111234
Pengaruh Variasi Dosis Koagulan Poly Aluminium Chloride (Pac) Pada Proses Pen…
ABSTRACT Siak River water has a high natural organic matter (NOM) content, which has the potential to form disinfection by-products in the form of trihalomethanes (THM) when it reacts with chlorine. THM are carcinogenic and have fatal impact on human health, so treatment is necessary before disinfection. This study aims to calculate the efficiency of organic and color removal in Siak R…
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- 2107110519
Pengaruh Variasi Dosis Koagulan Kacang Hijau (Vigna Radiata) Pada Proses Pen…
ABSTRACT The Siak River, a source of raw water for Pekanbaru City Water Company, contains organic matter content and high water color. Organic matter content in river water will produce THM when disinfected with chlorine, so it is necessary to treat organic matter before disinfection. This study aims to calculate the efficiency of organic matter and color removal and determine the optimal…
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- 2107111236
Analisis Potensi Pelet Biomassa Kulit Batang Sagu Sebagai Bahan Co-Firing
ABSTRACT Sago bark has potential as an alternative raw material for environmentally friendly bioenergy, with the potential bio-pellets from sago bark capable of producing a calorific value of around 4,855 kcal/kg, thus meeting the biomass pellet standard for energy. This study aims to analyze the effect of co-firing variation of sago bark biomass pellets based on SNI 8951:2020, to assess t…
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- 2107112380
Executive Summary Rancangan Pabrik Dimethylacetamide (Dmac) Proses Amidasi De…
ABSTRACT Dimethylacetamide (DMAc) is a highly important organic solvent widely used in the pharmaceutical, textile, and plastic industries due to its excellent thermal stability, high purity, and superior solvent properties. The demand for DMAc in Indonesia has continued to grow annually; however, the supply is currently fully dependent on imports. This presents a significant opportunity for I…
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- 2107135432
Executive Summary Perancangan Pabrik Styrene Dari Ethylbenzene Proses Lummus …
ABSTRACT The demand for Styrene in Indonesia is predicted to increase by 5.5% during the period from 2024 to 2031. The supply of styrene in Indonesia comes from various countries such as China, Canada, Thailand, and Japan. The increase in styrene demand from China's downstream industry is the main driver of rising styrene prices, with the highest demand for styrene dominated by the Asia-Pacifi…
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- 2107125647
Executive Summary Prarancangan Pabrik Ammonia Dari Hydrocarbon Proses Kaapplu…
ABSTRACT Ammonia is a compound formed from the bonding of hydrogen and nitrogen atoms which is a gaseous compound at ambient temperature that has a sharp odor and is stored in liquid form. The main use of ammonia compounds is as a raw material in making chemical fertilizers such as UREA and NPK. Apart from that, ammonia is also commonly used as a cooling agent and in the pharmaceutical fiel…
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- 2007125757
Executive Summary Rancangan Pabrik Sikloheksanol Dengan Desain Alat Utama Dis…
ABSTRACT Cyclohexanol is an intermediate compound that plays a vital role in the chemical industry, particularly as a primary raw material in the production of nylon 6 and nylon 66. As the textile and plastic industries continue to grow both in Indonesia and globally, the demand for cyclohexanol has consistently increased. In response to this opportunity, a cyclohexanol plant is designed with …
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- 2107112366
Executive Summary Rancangan Pabrik Chloroacetic Acid Proses Chlorination-Hydr…
ABSTRACT Chloroacetic acid has the molecular formula ClCH2COOH is a compound in the form of a colourless or transparent crystalline solid with hygroscopic properties, which absorbs water from its environment. Chloroacetic acid is produced from the chemical reaction between acetic acid and clorine gas as the main ingredient with anhydrous acetate as a catalyst, this product is obtained thro…
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- 2007134767
Executive Summary Rancangan Pabrik Dimethyl Terephthalate Teknologi Dynamit-N…
ABSTRACT The design of a dimethyl terephthalate (DMT) plant with a capacity of 40,000 tons/year to meet the raw material needs of the polymer industry in the production of polyethylene terephthalate, which is still imported. The location of the plant was chosen Karanganyar Village, Jenu District, Tuban Regency, East Java Province based on the need for paraxylene raw materials, water sources, t…
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- 2007114003
Analisis Resistivity Untuk Prediksi Kedalaman Gambut Dan Muka Air Tanah Di La…
Peatlands in Kampar Regency are located in one of the villages, namely Rimbo Panjang Village, Tambang District, which are used for agricultural areas, plantations, housing locations and highways. In addition to the many benefits of peatland areas utilized by the community, it is possible that peatlands also have weaknesses that will have a negative impact on the surrounding community, namely pe…
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- 2110247681
Executive Summary Rancangan Pabrik Propilena Oksida Dari Metanol Proses Uop M…
ABSTRACT Propylene oxide (PO) is a basic chemical product that is widely used to produce derivative products such as polyurethane, polyether polyols, propylene glycol, glycol ethers, propylene polyols, and several other derivative products. Indonesia's PO production currently still depends on imports to meet domestic demand. Therefore, it is worthwhile to plan the establishment of a PO plant l…
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- 2107110267
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