Identifikasi Model Parametrik Sistem Suhu dan Kelembaban Udara Greenhouse Secara Eksperimental

  • Karsid K
  • et al.
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Abstract

Abstrak: Pemodelan sistem greenhouse dilakukan secara eksperimental, dimana data input dan output dijadikan dasar pemodelan. Data diambil menggunakan datalogger yang terbuat dari Arduino, 2 (dua) buah sensor suhu dan kelembaban udara DHT22, modul SD card reader, modul real time clock, di mana data diambil dan disimpan oleh datalogger setiap 5 menit sekali selama 2 (dua) hari. Model yang diuji adalah model Autoregresive Exogenous (ARX), autoregressive-moving-average eXogenous (ARMAX), Output Error (OE) dan Box Jenkins (BJ). Dari hasil pengujian didapatkan untuk sistem temperature adalah pemodelan sistem dengan metode ARMAX4441, dimana mempunyai tingkat kepercayaan sebesar 41,06 persen dengan loss function sebesar 0,0662069 dan final prediction error (FPE) sebesar 0,0692983. Sedangkan untuk sistem kelembaban udara, model yang paling sesuai adalah ARMAX4441 dengan tingkat kepercayaan sebesar 58,77 persen, loss function sebesar 0,310379 dan FPE sebesar 0,324872. Kata kunci: ARX, ARMAX, BJ model, OE, greenhouse. Abstract: Greenhouse system modeling is done experimentally, where input and output data are used as a basis for modeling. Data was taken using a datalogger made from Arduino, 2 (two) temperature and humidity sensors DHT22, SD card reader module, real time clock module, where data was collected and stored by the datalogger every 5 minutes for 2 (two) days. The models tested were the Autoregresive eXogenous (ARX) model, eXogenous autoregressive-moving-average (ARMAX), Output Error (OE) and Box Jenkins (BJ). From the test results obtained for the temperature system is modeling the system with the ARMAX4441 method, which has a confidence level of 41.06% with a loss function of 0.0662069 and Final Prediction Error (FPE) of 0.0692983. Whereas for the air humidity system, the most suitable model is ARMAX4441 with a confidence level of 58.77%, loss function of 0.310379 and FPE of 0.324872.

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APA

Karsid, K., & Aziz, R. (2019). Identifikasi Model Parametrik Sistem Suhu dan Kelembaban Udara Greenhouse Secara Eksperimental. Matrix : Jurnal Manajemen Teknologi Dan Informatika, 9(2), 61–67. https://doi.org/10.31940/matrix.v9i2.1442

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