ABSTRACT The development of Non-Asbestos Organic (NAO) brake pads recently is increasity due to environmental trialdly issue. To produce a proficient brake pad involves many process parameters, therefore it requires a large quantities of samples and consumes times. This research aims to obtain optimal process parameters on hardness and porosity using taguchi. Design of experiment were mad…
ABSTRACT The Serindit V-2 is a racing plane that is currently take off using the hand launch method. Take off using the hand launch method has many weaknesses, namely a low level of safety for launcher operator, the angle of ejection is not fixed and the resulting launcher speed is inconsistent because it depends on the force exerted by the launcher operator. This study aims to produce the…
ABSTRACT In the SMAW welding process there are various types of electrodes with various diameter sizes, besides that in the process various current strengths can be used. All this is done to adjust the plate thickness and type of steel, as well as to reduce the main problem in the welding process, namely the occurrence of welding defects. The purpose of this study was to analyze and identify w…
ABSTRACT The development of the pulp and paper industry requires business actors to continue to improve the competitiveness of their products. Competition among companies is measured by the level of company productivity. Therefore, one solution is to open In House Packaging. In House Packaging is a department unit under the Riau Andalan Kertas business unit which is engaged in producing wrappe…
ABSTRACT To meet the needs of electrical energy for the production process. PT. RAPP manages a power plant known as Riau Prima Energi. Riau Prima Energi has built 8 turbine generator units. From these 8 turbine generators, an average of 100 MW is produced. With the amount of power that must be met, efficiency must always be maintained. Based on this background, the writer will analyze and comp…
ABSTRACT Boiler is a closed vessel where the heat of combustion is flowed into water until hot water or steam is formed in the form of work energy. Water is a useful and inexpensive medium for transferring heat to a process. Boiler efficiency is obtained by direct method by comparing the energy supply into the boiler with the output energy produced by the boiler. In this final project, the boi…
ABSTRACT Road is a transportation infrastructure that plays an important role in the social and economic development of society. Jalan Kamboja Desa Rimbo Panjang is a Village road, the road is ± 2 km long and the road is 7 m wide, the two-lane, two-way, undivided road type (2/2 UD) and is direcly connected to Jalan Lintas Pekanbaru – Bangkinang STA 5+100. In this plan, it only plans ± 1 km…
ABSTRACT According to Mahardika (in M.Kautsar Nur Rochman, 2017) Road Transport Traffic Safety Facilities (KLLAJ) are all parts of the road and there are several criteria as considerations to optimize the safety of road users including traffic signs, road markings, traffic signaling devices. traffic, street lighting devices, controllers and road user safety devices. The purpose of installing ro…
ABSTRACT Soekarno-Hatta Street is one of the highways located in Marpoyan Damai District, Pekanbaru City, Riau Province. Soekarno-Hatta road is a provincial road (primary collector) with type 4 lanes 2 divided directions. As one of the road that accesses downtown Pekanbaru, Soekarno-Hatta road is one of the road that deserves attention for the convenience of motorists. Road performance is …
The culinary industry in Indonesia, which continues to grow, will affect the demand for food raw materials, such as grated coconut for coconut milk, grated sweet potato for cakes. The process of squeezing by hand will drain energy and time, on the contrary using sophisticated machines on the market today have high prices and capacities that are not suitable for UMKM, Therefore, technology is de…
ABSTRAK Clove oil is one of the essential oils obtained from the extraction of clove flowers. The purpose of this study was to evaluate the effect of variations in sample treatment and extraction time on the yield of clove essential oil and to determine the characteristics of clove flower essential oil. Variations in sample treatment were carried out on dried clove flowers, namely without refi…
ABSTRACT Piles of rice husks have no selling value and become one of the wastes that cause the surrounding environment to be unhealthy, so an appropriate technique for processing rice husk waste is needed. One technique for processing rice husk waste is to process it into activated charcoal. Activated charcoal is widely used as an adsorbent in wastewater treatment to remove various types o…
ABSTRACT Solid fertilizer is the result of the decomposition of parts or remains of plants and animals. The purpose of this research is the utilization of organic and inorganic waste, and to analyze the content of Nitrogen, Phosphorus, Potassium, and C/N ratio in the solid fertilizer produced. The manufacturing process is using chicken egg shells and kapok banana peels that have been mashed an…
ABSTRACT Soap is a mixture of oil with alkali through a process of saponification. The addition of coffee grounds, rice flour and turmeric powder is expected to increase the benefits of solid soap. The purpose of this study was to examine the effect of adding coffee grounds with rice flour and turmeric powder on the manufacture of solid soap and to determine the characteristics of solid soap f…
ABSTRACT The decline in fossil fuel sources has prompted research into finding renewable fuels. Alternative energy sources that have high efficiency and are environmentally friendly. By looking at the existing problems, research on the pyrolysis of a mixture of coal and polypropylene plastic converted into liquid fuel is interesting to do. In the process of making the liquid fuel, the ratio of…
ABSTRACT The decline in fossil fuel sources has prompted research into finding renewable fuels. Alternative energy sources that have high efficiency and are environmentally friendly. By looking at the existing problems, research on the pyrolysis of a mixture of coal and polypropylene plastic converted into liquid fuel is interesting to do. In the process of making the liquid fuel, the ratio of…
ABSTRACT Used cooking oil is frying oil that contains carcinogenic compounds such as free fatty acids, peroxides and others. To reduce the risk due to the impact of used cooking oil, researchers are interested in recycling used cooking oil by carrying out a purification process using cassava peel charcoal as an adsorbent. This study aims to determine the effect of the size and mass of cassava …
ABSTRAK Clove oil is one of the essential oils obtained from the extraction of clove flowers. The purpose of this study was to evaluate the effect of variations in sample treatment and extraction time on the yield of clove essential oil and to determine the characteristics of clove flower essential oil. Variations in sample treatment were carried out on dried clove flowers, namely without refi…
ABSTRACT Kerosene has recently been scarce and the price is relatively expensive, therefore this study aims to find alternative fuels to replace kerosene for stoves with stoves, namely fuel from a mixture of used cooking oil and spiritus. In order to get the best performance of the burner stove that is fueled by a mixture of used cooking oil and spirit, the variation of the ratio of the used co…
ABSTRACT The development of technology today is so rapid and the number of human activities encourage people to think that they can work effectively and efficiently. Making this final project aims to provide convenience in watering chili plants based on Arduino Uno. This watering uses an RTC sensor, a soil moisture sensor, a relay module, an LCD display, and an Arduino Uno. This watering is se…