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MONITORING DAN KENDALI KECEPATAN MOTOR UNIVERSAL MENGGUNKAN HUMAN MACHINE INTERFACE (HMI) Abdul Muis Prasetia; Totok Hariyanto; Abil Huda; Linda Sartika; Fitriani Fitriani
Elektrika Borneo Vol 9, No 1 (2023): Elektrika Borneo Edisi April
Publisher : Jurusan Teknik Elektro, Fakultas Teknik, Universitas Borneo Tarakan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35334/eb.v9i1.3502

Abstract

Along with the development of increasingly advanced technology, many tools are created that can facilitate human work. For example, in the industrial world, tools are needed that can increase the efficiency of the production process. Electrical equipment with universal motor propulsion is generally equipped with a speed regulation that is limited to several choices of certain levels. The purpose of the Human Machine Interface (HMI) is to increase the interaction between the machine and the operator through a computer screen display so that the user's need for the system information provided makes physical work easier. The motor speed value (rpm) is read by the microcontroller and then instructs the mosfet driver to change the pwm (duty cycle) value that is read and responds to the universal motor. The encoder sensor reads the universal motor speed and then displays the speed value (rpm) with a graph on the Labview monitor. HMI in industry has a very important role in the monitoring and control system of a production system so that with this system it can save time and labor for observing and controlling each production work station. For the final stage in testing the monitoring and speed control tools the system works well, and has also obtained the gain determination of Kp = 0.25, Ki = 0.2 and Kd = 0 to get the desired set point and response. Then the last experiment was carried out by operating a universal motor from a speed of 1500 rpm, a speed of 2000 rpm and a speed of 2500 rpm. After that the rpm is returned to the point of 2000 rpm.
PENGARUH PEMBERIAN PAKAN ALAMI KUTU AIR (Daphnia sp) DENGAN DOSIS YANG BERBEDA TERHADAP PERTUMBUHAN BERAT MUTLAK BENIH IKAN GAPI (Poecilia reticulata) MULAI UMUR 5-45 HARI DI BAK-BAK PERCOBAAN Muhajir Muhajir; Totok Hariyanto
Vol 16 No 3 (2026): JURNAL PERIKANAN
Publisher : Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jp.v16i3.2215

Abstract

The development of ornamental fish in Indonesia is increasing, especially for freshwater ornamental fish. One of the freshwater ornamental fish that is in great demand by the people today is the guppy fish (Poecilia reticulata). Water fleas (Daphnia sp) is one type of natural food consumed by freshwater fish species. Feeding fish seed is an important factor that must be considered. The purpose of this study was to determine the optimal dose of natural feed Daphnia sp for the absolute growth weight of seeds guppy fish (Poecilia reticulata) within 5 — 45 days. This study used an experimental method with complete random design consist of 5 experiments and 5 repetitions. Treatment A uses a dose of 4%, B; 6%, C ; 8%, D ; 10% and E ; 12%. The test animals were guppy fish seeds from 5-45 days old with an average weight of 0,2 g/tail. The stocking density of guppy is 3 fish/lt and the experimental media used fresh water with a volume of 3 lt/tub. The results showed that experiment C giving the highest average on the growth of guppy weight on the aged of 5-45 days with a height of 0,94 g/tail. The water quality data during the study obtained water temperatures range from 27.2°C – 27.9°C, acidity levels range from 7,3 - 7,8 and dissolved oxygen range from 5,2 - 5,7 ppm.