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APPLICATION OF LM 35 TEMPERATURE SENSOR FOR SEAWATER DISTILLATION Saukani, Imam; Triturani, Rina
Jurnal Neutrino:Jurnal Fisika dan Aplikasinya Vol 14, No 2 (2022): APRIL
Publisher : Department of Physics, Maulana Malik Ibrahim State Islamic University of Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.18860/neu.v14i2.13924

Abstract

Indonesia is an archipelago, so many settlements close to the beach or sea. People living in the area are still many who lack clean water. One way to get clean water is sea water by distillation. Distillation is a liquid changes into steam and the steam is cooled back into a liquid. The process of designing and manufacturing distillation in this paper serves to make sea water into fresh water and also to stabilize the temperature during heating. Given these problems required temperature control system. Application of fuzzy logic controllers are expected to solve the problem of temperature stability in sea water distillation equipment. The sensor used is LM 35 sensors as readers seawater temperature is used as a reference to maintain a temperature in the range of 80° -100°C. Fuzzy logic rules are applied has a 9, which is obtained from the membership functions of 3 error and 3 delta error membership functions. Application of Fuzzy Logic Controller When the set point temperature of 85°C temperature response curve is obtained which has a performance controller Error Steady-state = 0.35%, Max Overshoot = 0, settling time = 103 minutes, peak time = 0, rise time = 37 minutes. With the set point of 75°C -99°C then obtained a qualified water quality water temperature of 100°C is worth to drink and has a good time efficiency for distillation temperature.
APPLICATION OF LM 35 TEMPERATURE SENSOR FOR SEAWATER DISTILLATION Saukani, Imam; Triturani, Rina
Jurnal Neutrino:Jurnal Fisika dan Aplikasinya Vol 14, No 2 (2022): APRIL
Publisher : Department of Physics, Maulana Malik Ibrahim State Islamic University of Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.18860/neu.v14i2.13924

Abstract

Indonesia is an archipelago, so many settlements close to the beach or sea. People living in the area are still many who lack clean water. One way to get clean water is sea water by distillation. Distillation is a liquid changes into steam and the steam is cooled back into a liquid. The process of designing and manufacturing distillation in this paper serves to make sea water into fresh water and also to stabilize the temperature during heating. Given these problems required temperature control system. Application of fuzzy logic controllers are expected to solve the problem of temperature stability in sea water distillation equipment. The sensor used is LM 35 sensors as readers seawater temperature is used as a reference to maintain a temperature in the range of 80° -100°C. Fuzzy logic rules are applied has a 9, which is obtained from the membership functions of 3 error and 3 delta error membership functions. Application of Fuzzy Logic Controller When the set point temperature of 85°C temperature response curve is obtained which has a performance controller Error Steady-state = 0.35%, Max Overshoot = 0, settling time = 103 minutes, peak time = 0, rise time = 37 minutes. With the set point of 75°C -99°C then obtained a qualified water quality water temperature of 100°C is worth to drink and has a good time efficiency for distillation temperature.
Pengujian power supply switching komputer 12 Volt di laboratorium Teknik Elektronika Politeknik Negeri Malang Saukani, Imam; Triturani, Rina
JURNAL ELTEK Vol. 20 No. 1 (2022): April 2022
Publisher : Politeknik Negeri Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33795/eltek.v20i1.340

Abstract

Sumber tegangan (power supply ) sangat dibutuhkan dalam kegiatan praktikum di pembelajaran, penelitian dan pengabdian pada masyarakat, sehingga ketersediaanya sangat diperlukan, sehingga diperlukan alternatif lain untuk menambah ketersediannya. Sementara saat ini banyak tersedia power supply computer. Di penelitian ini dilakukan pengujian apakah power supply computer bisa digunakan untuk kegiatan praktikum. Metode yang digunakan dalam penelitian ini adalah metode eksperimen, dimana peneliti menggunakan beban resistif yang nilainya sengaja diubah-ubah untuk mengamati pengaruhnya terhadap nilai tegangan dan arus pada output power supply computer. Dari percobaan yang didapat dari hasil pengukuran, bahwa besarnya resistor/hambatan akan mempengarui arus luaran, tegangan luaran 12 Volt bila diberikan hambatan a variabel berubah 5 ohm dengan variasi beban antara 50-170 ohm maka arus yang mengalir bernilai antara 0,100 sampai 0,029 Ampere, sehingga power supply computer tersebut bisa digunanakan untuk kebutuhan praktikum yang kebutuhan dayanya 0,029 -1,2 Watt. ABSTRACT Voltage sources (power supply) are needed in practical activities in learning, research and community service, so their availability is very necessary, so other alternatives are needed to increase their availability. While there are currently many available computer power supplies. In this study, we tested whether the computer power supply can be used for practical activities. The method used in this study is an experimental method, where the researcher uses a resistive load whose value is deliberately varied to observe its effect on the voltage and current values at the computer's power supply output. From the experiments obtained from the measurement results, that the amount of resistor / resistance will affect the output current, the output voltage is 12 Volts when a variable resistance is given to change 5 ohms with a load variation between 50-170 ohms, the current flowing is between 0.100 to 0.029 Ampere, so The computer power supply can be used for practical needs with a power requirement of 0.029 -1.2 Watt.