Rancang Bangun Koverter Dc-Ac Untuk Penggerak Pompa Air Bertenaga Surya

ABSTRACT A DC-AC converter (inverter) is one of the electronic devices used to convert DC voltage (direct current) to AC voltage (alternating current). The output of the DC-AC converter can be an AC voltage with sine wave, square wave, and quasi-square wave forms. The DC-AC converter really functions as a backup power provider, providing emergency power when the power goes out. In addition, in…

Analisis Jumlah Stasiun Hujan Pada Das Rokan Dengan Metode Stepwise

ABSTRACT In an effort to manage water quality, the construction of water structures must be appropriate in order to maintain water quality and quantity. In the planning of water structures begins with hydrological analysis. To obtain accurate hydrological data, it is necessary to have a sufficient number of rain gauge station that are evenly distributed so that they can represent the hydrologi…

Pengembangan Desain Produk Gate Valve Menggunakan Metode Quality Function Dep…

ABSTRACT Gate valve is a machine element that is commonly used to control the flow of fluid and gas at high pressure, so that in the process of making a gate valve it is necessary to pay attention to design characteristics. This study aims to obtain a gate valve design using the Quality Function Deployment (QFD) method. Data was collected by distributing questionnaires and conducting interview…

Desain Mesin Pres Tahu Sistem Pneumatik Menggunakan Metode Quality Function D…

ABSTRACT In the case study at UKM, Wardi Tahu still uses a 25 kg paint bucket filled with water as the weight. This study aims to design a pneumatic system tofu pressing machine using the quality function deployment (QFD) method and obtain the design characteristics of a pneumatic system tofu pressing machine as desired by UKM Wardi Tahu. In the design of the pneumatic system tofu pressing…

Pemanfaatan Limbah Kantong Plastik High Density Polyethylene (Hdpe) Sebagai B…

ABSTRACT Indonesia uses an average of 9.8 billion plastic bags annually, and 95% of the plastic bags used become waste. One of the methods to utilize plastic bag waste is as a material for paving block production. This research sought to explore the potential of High-Density Polyethylene plastic bag waste as material for paving block production. The paving block that will be made is a mixture …

Prarancangan Pabrik Kalsium Klorida Proses Asidifikasi Dengan Design Alat Uta…

ABSTRACT Domestic demand for calcium chloride continues to increase every year. Calcium chloride is a chemical substances needed by industries such as the pulp, cement and food preservative industries. Calcium carbonate can be processed into calcium chloride through the acidification process. The main raw materials used in the manufacture of calcium chloride by acidification process are calciu…

Prarancangan Pabrik Dimethyl Pthalate Dari Pthalate Anhydrid Dan Metanol Meng…

ABSTRACT Dimethyl phthalate is a type of plasticizer that is widely used for the manufacture of nitrocellulose and cellulose acetate rubber. Dimethyl phosphate as a plasticizer is also used as an additive to make plastic products. The need for imports of dimethyl phthalate in Indonesia has tended to increase in the last five years. Dimethyl phthalate production plants are still minimally e…

Prarancangan Pabrik Potassium Phospate Dengan Proses Netralisasi Dengan Alat …

ABSTRACT Potassium phosphate (KH2PO4) is one of the inorganic fertilizers whose production locally is still small. This fertilizer consists of the main components of potassium and phosphate where these elements are macronutrients needed by plants. The need for imports of potassium phosphate in Indonesia has tended to increase in the last five years. Potassium phosphate production plants ar…

Prarancangan Pabrik Potassium Phospate Dengan Proses Netralisasi Dengan Alat …

ABSTRACT Potassium phosphate (KH2PO4) is one of the inorganic fertilizers whose production locally is still small. This fertilizer consists of the main components of potassium and phosphate where these elements are macronutrients needed by plants. The need for imports of potassium phosphate in Indonesia has tended to increase in the last five years. Potassium phosphate production plants ar…

Prarancangan Pabrik Pembuatan Butanediol Dari Maleic Anhydride Dan Hidrogen M…

ABSTRACT One of the chemical industry which has important uses and has good prospects is the butanediol industry. Butanediol with the molecular formula C4H10O2 are hygroscopic liquid that is colorless and almost odorless. Butanediol (BDO) is an important element in a long production chain consisting of various intermediates and their derivatives, which are used in a wide range of industries an…

Prarancangan Pabrik Aseton Proses Hercules Dengan Desain Alat Utama Destilasi…

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Prarancangan Pabrik Aseton Dari Cumene Dengan Proses Hercules Dengan Desain A…

ABSTRACT Acetone (CH3COCH3) also known as 2-propanone or dimethyl ketone is a very important ketone derivative. This chemical is widely used as a solvent, because acetone is a good solvent for various gums, waxes, resins, fats, oils, dyes, and cellulose. Until now, no company has produced acetone in Indonesia either as a side product or as a main product. At this plant, acetone is made thr…

Perencanaan Dan Perhitungan Rencana Anggaran Biaya Rumah Tinggal 2 Lantai Di …

ABSTRACT One of the basics of building planning is drawing planning and the calculation of the Budget Plan (RAB). Plan drawings are needed to calculate RAB and also as a guide when carrying out work in the field. This RAB aims to be able to find out the details of the costs incurred by the building owner when constructing the desired building. The RAB calculation requires a reference in the fo…

Tinjauan Fasilitas Perlengkapan Jalan Pada Jalan Hangtuah Pekanbaru

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 r…

Implementasi Metode Frame Difference Untuk Mendeteksi Kecepatan Kendaraan Ber…

Motorcycles are vehicles that we commonly encounter in this modern era. Riding a motorbike at high speed is an act of violation as indicated in the Government Regulation through the Minister of Transportation (Menhub) Number 111 of 2015 concerning the setting of speed limits. Driving at high speed also poses a high risk of accidents. In the Riau University campus area there are still frequent c…

Implementasi Sistem Keamanan Jaringan Komputer Menggunakan Metode Ids Di Pt. …

ABSTRACT Along with the development of technology in today's era, the internet is something that is needed by all aspects of human life because with the internet it is easy to communicate with people who are far away through various means of communication. PT. United Tracktors has implemented LAN and Wireless computer networks as a medium for exchanging data/information on public or commercial…

Evaluasi Percepatan Pekerjaan Pada Proyek Pembangunan Gedung Kampus Pelita In…

ABSTRACT Construction implementation can run smoothly and be completed on time, if construction management is carried out properly. Construction management can manage when the construction is carried out and when it is completed with the specified time calculation. This is done so that the construction can be carried out effectively, efficiently, and can be accounted for. One of the problems t…

Analisis Kelayakan Finansial Driver Taxy Online (Studi Kasus Maxim Car Pekanb…

ABSTRACT Maxim a company engaged online taxy that has invaded Pekanbaru in 2019. The development of Maxim as online transportation service in Pekanbaru is fairly rapid and accommodates lot of workers and is used as the main and side source of income by some drivers. The investment spent in the field of online transportation requires considerable costs, so it is necessary conduct research studi…

Efisiensi Pemberian Air Di Saluran Tersier Di Daerah Irigasi Kaiti Samo

ABSTRACT The Kaiti Samo Irrigation Area is located in Kaiti Village to Batang Samo Village in Rokan Hulu Regency Riau Province's. Kaiti Samo irrigation consists of several connections between weirs, including the Kaiti weir, the Pegadis weir, and the Samo weir. The three weirs are watersheds that are close to each other but are not one stream. If the irrigation water supply cannot be separated…

Klasifikasi Gambar Makanan Pada Aplikasi Berbagi Makanan Menggunakan Metode D…

ABSTRACT Food waste in the world has become a very big issue in various countries. According to the Food and Agricultural Organization (FAO), 1.3 billion tons of edible food annually is wasted. The Food and Agricultural Organization (FAO) said that Indonesia is in second place as the world's largest producer of food waste, namely 300 kg per person per year. At the same time, Indonesia is inclu…