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Jurnal Agritech
Article . 2022 . Peer-reviewed
License: CC BY SA
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Pengaruh Temperatur Pengeringan pada Karakteristik Pengeringan Nori dari Campuran Ulva lactuca dan Eucheuma cottonii

Authors: Kurniawan, Koko; Bintoro, Nursigit; Saputro, Arifin Dwi;

Pengaruh Temperatur Pengeringan pada Karakteristik Pengeringan Nori dari Campuran Ulva lactuca dan Eucheuma cottonii

Abstract

Nori merupakan makanan berbahan dasar rumput laut Porphyra namun hingga saat ini masih import. Perlu dilakukan penelitian untuk membuat nori dari bahan dasar rumput laut lokal. Penelitian ini bertujuan untuk mendapatkan komposisi terbaik nori dari rumput laut Ulva lactuca dan Eucheuma cottonii serta mempelajari karakteristik pengeringannya. Kombinasi perlakuan yang digunakan adalah komposisi rumput laut dan suhu pengeringan. Komposisi yang digunakan A (85% Ulva lactuca dan 15% Eucheuma cottoni), B (75% Ulva lactuca dan 25% Eucheuma cottoni) dan C (65% Ulva lactuca dan 35% Eucheuma cottoni). Suhu pengeringan yang digunakan adalah 75 °C, 85 °C, dan 100 °C dengan alat pengering oven memmert UN series 55. Empat model pengeringan digunakan untuk mengevaluasi laju pengeringan yakni Henderson and Pubis, Lewis, Page dan Modified Page. Nilai Root Mean Square Error (RMSE) terendah, serta nilai R 2 tertinggi digunakan untuk menentukan model yang paling sesuai. Hasil penelitian menunjukkan suhu 100 °C memberikan waktu pengeringan yang lebih cepat. Nori dengan komposisi Ulva lactuca yang lebih besar dan suhu pengeringan yang lebih rendah memberikan permukaan nori yang lebih halus sehingga komposisi A dengan suhu pengeringan 75 °C memberikan tampilan nori yang paling baik. Suhu pengeringan 100 °C memberikan waktu pengeringan yang lebih cepat. Karakteristik pengeringan nori didominasi dengan laju pengeringan tetap sedangkan laju pengeringan menurun di akhir pengeringan. Laju pengeringan nori terbesar diperoleh pada suhu pengeringan tertinggi (100 °C) dengan nilai laju pengeringan kelompok A, B dan C secara berurutan adalah 12,97; 15,05; dan 16,92. Hasil evaluasi model pengeringan lapisan tipis menunjukkan bahwa model Page memiliki nilai R 2 tertinggi dan nilai RMSE terendah pada semua kelompok komposisi nori dan suhu pengeringan. Sehingga model Page merupakan model pengeringan lapisan tipis yang paling sesuai untuk menggambarkan karakteristik pengeringan nori Ulva lactuca dan E cottonii.

Keywords

Model pengeringan; Eucheuma cottonii; nori; Ulva lactuca

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
2
Average
Average
Average
gold