ABSTRACT The ripple mill mechine is a tool for breaking and separating palm kernels from their shells, in this mechine there is a rotor part that rotates on the ripple plate, the stationary part, the seeds enter between the rotor and the ripple plate so that they collide and break the shell from the core. The risk that is often experienced by the ripple mill machine is the occurrence of fallin…
ABSTRACT Pulp Dryer is one of the important business units of pulp and paper companies in pulp production that will produce slush pulp into pulp sheet. The main process in producing slush pulp into pulp sheet is the drying process. The drying process occurs in the dryer, where the dryer will require heat to dry the pulp sheet. Heat recovery system is one of the components in the drying process…
ABSTRACT Forming section is one of the key stages in the papermaking process, where fiber sheets begin to form from a mixture of pulp and water. This stage determines the initial characteristics of the paper sheet, including fiber distribution and Dryness. In the papermaking process, the level of Dryness in the forming section is one of the important parameters that affect process efficiency a…
ABSTRACT Pipes for electrical and telecommunication cable networks made of High Density Polyethylene (HDPE) composite materials reinforced with fiberglass in Pekanbaru are generally installed close to highways, some are on the ground surface, underground, or in water passing through the Siak River or other rivers. Pipes that are on the ground surface will get quite high heat intensity during t…
ABSTRACT Recausticizing is a process of chemical recovery plant that is tasked with converting green liquor into white liquor as the main product and lime mud as a by-product. Lime mud is one of the by-products of recycling in the pulp industry process produced from the recausticizing process which has a high CaCO3 content so that it can be used as the main material for the calcination process…
ABSTRACT This research aims to identify and calculate digester machine performance at PTPN V Sei Tapung based on Overall Equipment Effectiveness (OEE) values and analyze damage to digester machine components using the Failure Mode and Effect Analysis (FMEA) method. Overall Equipment Effectiveness (OEE) is a method of measuring the overall effectiveness of a production machine which involves me…
ABSTRACT PT. Indah Kiat Pulp and Paper Perawang is a company in the pulp and paper industry that in its operations requires quality human resources (HR) to achieve optimal performance. This study aims to analyze the factors that influence employee performance in the HRD and Administration Division, with a focus on work motivation and work environment. The method used is quantitative descr…
ABSTRACT Oil palm is one of Indonesia’s leading commodities that plays an important role in the national economy. Productivity serves as an indicator of the success of oil palm cultivation. The productivity of oil palm is influenced by various combinations of production factors. The development of oil palm plantations provides benefits in increasing the income of farmers and the surround…
ABSTRACT Senapelan Sub-district in Pekanbaru City is one of the areas prone to one of the areas that is quite vulnerable to flooding, especially around the Senapelan River. This risk requires an effective mitigation strategy, including the planning of evacuation routes and the establishment of safe gathering points. This research aims to analyze and design evacuation routes and gathering point…
ABSTRACT Flooding is one of the natural disasters that frequently occurs in the Air Hitam River area, Payung Sekaki District, Pekanbaru City. Addressing this disaster requires planning effective evacuation routes and the designation of gathering points to minimize the risk of casualties and material losses. This study aims to analyze and determine evacuation routes and gathering pointsbased on…
ABSTRACT This research aims to develop a roundness measuring instrument by adding a centering aid to the Roundness Tester Machine. Accurate roundness is crucial for ensuring product quality, especially in machine components. This study analyzes the effect of using the centering aid on the roundness measurement results of aluminum shafts. The testing method employed is the ring method, with mea…
ABSTRACT This research presents the performance testing of the cooling system on an unmanned ship prototype using a Zenoah engine type G32FC. This research aims to see the impact produced when using a radiator cooling system on engine performance and ship performance. The experiment was conducted using a platform supply vessel (PSV) prototype with a monohull design, measuring 120 cm in length …
ABSTRACT This study aims to analyze the roundness of shafts using a Roundness Tester Machine with the assistance of MATLAB to improve measurement efficiency and accuracy. Measurements were performed on a test specimen in the form of an aluminum shaft with a length of 200 mm and a diameter of 24 mm, with data collected at 36 points at 10° intervals. Data were automatically gathered using a dig…
ABSTRACT Monohull-type Platform Supply Vessels (PSVs) play a crucial role in supporting offshore operational activities. Although the monohull hull design provides structural efficiency, these vessels are prone to stability issues and hydrodynamic resistance under dynamic conditions. Therefore, additional components such as turn fins and trim tabs are required to enhance vessel performance. Th…
ABSTRACT Petroleum spills on soil can cause significant environmental impacts and pose a great danger to humans and other living things. Petroleum is a hazardous and toxic material so that petroleum contaminated soil needs to be managed properly. Bioremediation is the most efficient process in degrading petroleum in soil by utilizing microorganisms. Microorganisms require nutrients C, N, and P…
ABSTRACT Groundwater in peat areas has a high Fe content. One method of processing to remove Fe levels in groundwater in peat areas is the aeration method using a cascade aerator. Aeration is the process of adding oxygen to water so that it can cause an Fe oxidation reaction which will form Fe(OH)3 precipitates. This research aims to analyze the ability of cascade aerators to reduce Fe le…
ABSTRACT The classrooms at the Faculty of Engineering, Universitas Riau, serve as venues for teaching and learning activities. To ensure a comfortable learning environment, it is essential to maintain ideal room temperature and humidity levels. Based on a 7-day measurement in Classroom C.305 at the Faculty of Engineering, the average room temperature was recorded at 26.93 °C, and the average …
ABSTRACT Payakumbuh is a city rich in cultural and historical diversity, besides that it also has various tourist attractions, both natural, cultural and artificial. However, the condition of artificial tourism in Payakumbuh City, West Sumatra, shows that the government's attention to the development and maintenance of tourism facilities is still lacking. The educational tourism park in Payaku…
Abstract Dance is a part of art that emphasizes rhythmic body movements at a certain place and time to express emotions, intentions, and thoughts. Dance education is a conscious effort to prepare students through education and training activities to acquire skills that are in accordance with the roles they are expected to play Schools are formal educational institutions that aim to develop qua…
ABSTRACT Indonesia is the largest archipelagic country in the world, with vast maritime territory, including Riau Province, where the water area far exceeds the landmass. Pekanbaru, the capital city of Riau Province, holds significant potential in the marine sector; however, education and marine life conservation remain limited. To address this issue, the development of a public oceanarium is …