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The Usage of Crumb Rubber Filtration and UV Radiation for Ballast Water Treatment Trika Pitana; Maya Shovitri; Haris Nur Fauzi
International Journal of Marine Engineering Innovation and Research Vol 2, No 1 (2017)
Publisher : Institut Teknologi Sepuluh Nopember

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (345.982 KB) | DOI: 10.12962/j25481479.v2i1.2610

Abstract

This research is aimed to build ship’s ballast water treatment prototipe that used to inactivate microbial water patogen in ballast water to produce unpolluted ballast water that can be standardised by IMO Ballast Water Management Convention. A simple concept that used in the development of this prototype is by draining ballast water with capacity at 5 lpm, 10 lpm and 20 lpm into alternative filtration crumb rubber and UV reactor. In the filtration process using crumb rubber, ballast water will be filtered with the precision filtration up to 50 micron, while in the UV reactor ballast water will be illuminated by UV-C with maksimum dose 16,58 mW/cm2. Finally,the study shows the performance of alternative filtration of crumb rubber and UV-C irradiation on microbial water phatogen, and at what UV-C dose ballast water treatment prototipe can inactivate  microbial water phatogens, which are complying with IMO Ballast Water Management Convention ANNEX D.This research is aimed to build ship’s ballast water treatment prototipe that used to inactivate microbial water patogen in ballast water to produce unpolluted ballast water that can be standardised by IMO Ballast Water Management Convention. A simple concept that used in the development of this prototype is by draining ballast water with capacity at 5 lpm, 10 lpm and 20 lpm into alternative filtration crumb rubber and UV reactor. In the filtration process using crumb rubber, ballast water will be filtered with the precision filtration up to 50 micron, while in the UV reactor ballast water will be illuminated by UV-C with maksimum dose 16,58 mW/cm2. Finally,the study shows the performance of alternative filtration of crumb rubber and UV-C irradiation on microbial water phatogen, and at what UV-C dose ballast water treatment prototipe can inactivate  microbial water phatogens, which are complying with IMO Ballast Water Management Convention ANNEX D.
APAKAH BREAKPOINT CHLORINATION SELALU APLIKATIF UNTUK MENGOLAH LIMBAH CAIR RUMAH SAKIT? Maya Shovitri
Purifikasi Vol 12 No 2 (2011): Jurnal Purifikasi
Publisher : Department of Environmental Engineering-Faculty of Civil, Environmental and Geo Engineering. Institut Teknologi Sepuluh Nopember, Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.12962/j25983806.v12.i2.207

Abstract

Chlorination is one of the wastewater treatment techniques are often used to kill pathogenic coliform bacteria in hospital wastewater treatment. However, the application of chlorine was positively correlated with the formation of toxic organohalogen compounds. Therefore, chlorine application should be based on the calculation of breakpoint chlorination (BPC) for environmental protection. By using wastewater samples from a hospital that use 5 mg/L chlorination dose, this study was conducted for determining the chlorination applicability at BPC. BPC point was determined by iodometric titration method and potassium permanganate. Based on the titration of potassium permanganate, wastewater samples containing organic materials of 39.79 mg/L, the active chlorine doses were tested at 30, 35, 40, 45, 50, 55, 60, and 65 mg/L. At all incubation periods of 0, 15, 30 and 45 minutes the BPC occurs at similar concentration of 55 mg/L. The dose was able to reduce coliform bacteria concentrations from 106 cells/100 mL to 200 cells/100 mL. If chlorination was only considered as a desinfectant, chlorination at BPC was questionable, because at 10 mg/L the coliform bacteria concentration could be reduced to 200 ml. In addition, the application of 55 mg/L chlorination left residual chlorine of 43 mg/L in average into the environment. This residual chlorine concentration was relatively high when compared to the real application (residual chlorine of 5 mg/L), although in this chlorine concentration the residual chlorine left coliforms of 105 ml cells/100 mL.
PELATIHAN KOMPOSTING SAMPAH SKALA RUMAH TANGGA DALAM PENGELOLAAN SAMPAH BERBASIS MASYARAKAT DESA KETEGAN TANGGULANGIN SIDOARJO Dini Ermavitalini; Nurul Jadid; Wirdhatul Muslihatin; Triono Bagus Saputro; Maya Shovitri; Endry Nugroho Prasetyo; Noor Nailis Saadah; Kristanti Indah Purwani
Jurnal ABDI: Media Pengabdian Kepada Masyarakat Vol. 5 No. 1 (2019)
Publisher : Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/ja.v5n1.p39-43

Abstract

Along with the increasing number of people and all economic activities carried out, waste becomes acontamination that continues to leave problems. Sidoarjo Regency has 18 sub-districts with 350 villagesand a population of around 2.3 million people with a high level of economic growth. According to the 2017Sidoarjo Regency Environmental and Hygiene Office (DLHK), reported that Sidoarjo district residentsdispose of household waste around 0.5 kg per day. DLHK identifies the lack of Integrated WasteManagement Sites (TPST) and Final Waste Disposal Sites (TPAS) to accommodate and manage wastefrom the Sidoarjo Regency community. The lack of TPST and TPAS is not a problem in wastemanagement if active community involvement is involved in processing household waste known asCommunity Based Waste Management (PSBM). This abdimas method is a campaign about theimportance of the role of the community in improving environmental status and composting training withraw materials in the form of kitchen waste with a simple household-scale tool located in the KeteganVillage office, Tanggulangin Sub-district, Sidoarjo. The participants were very enthusiastic about takingpart in the training and were eager to practice household composting on a household scale for the need tofertilize plants planted in the yard. Participants want monitoring by the service team on the compostingresults that have been carried out by each participant.
Greenhouse Potential based on Ecotourism and Education for Sustainable Village Economic Resilience Lilik Nurindah Sari; Tutik Nurhidayati; Maya Shovitri; Enny Zulaika; Nengah Dwianita Kuswytasari; Arif Luqman; Nur Hidayatul Alami; Kristanti Indah Purwani; Nurul Jadid; Dini Ermavitalini; Imam Wahyudi Farid; Ciptian Weried Priananda
IPTEK Journal of Proceedings Series No 1 (2023): The 1st International Conference on Community Services and Public Policy (ICCSP) 2022
Publisher : Institut Teknologi Sepuluh Nopember

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.12962/j23546026.y2023i1.16378

Abstract

Indonesia has many rural areas with diversity and uniqueness in each region that have developed into eco-tourism. The village that is being developed as an eco-tourism destination is expected to improve the welfare of the surrounding community. Developed eco-tourism can provide jobs for residents in the village. Eco-tourism is also one of the developments to preserve ecosystems in rural areas. This eco- tourism sector can support community welfare and sustainable rural development. One approach to the development of rural areas is through village ecotourism. Village Ecotourism is a rural area with several special characteristics that can be used as a tourist destination. One way to improve the development of village ecotourism is by adding new facilities that lead to educational tourism, i.e., greenhouse facilities. The existence of this greenhouse can be used as a means of science education about a more advanced agricultural system with a controlled environmental system. Greenhouse technology can improve the quality and quantity of plant productivity, thereby increasing people's income, and producing healthier organic plant products. Greenhouses can also be used as educational tourism facilities for various science education activities and simple agricultural training. Training for residents can also be carried out, for community empowerment, such as training in planting, fertilizing, nurseries, processing plant products, and the process of packaging plant products. This review summarizes the various potentials of Greenhouse development for the development of education-based village ecotourism and provides references for further research that focuses on community service, which is increasing sustainable village economic resilience.
Konversi Limbah Baglog Sebagai Kompos pada Tanaman Sawi (Brassica juncea L.) Triana Qomaria Zahrotunnisa; Maya Shovitri; Nengah Dwianita Kuswytasari
Jurnal Sains dan Seni ITS Vol 11, No 5 (2022)
Publisher : Lembaga Penelitian dan Pengabdian Kepada Masyarakat (LPPM), ITS

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.12962/j23373520.v11i5.103135

Abstract

Meningkatnya budidaya jamur tiram menyebabkan limbah yang dihasilkan juga meningkat. Limbah baglog terdiri dari serbuk gergaji, kapur, dan dedak, sehingga limbah baglog berpotensi sebagai media tumbuh tanaman. Namun perlu dilakukan fermentasi dengan mikroorganisme untuk menurunkan rasio C/N. Selain itu, unsur N, P, dan K juga perlu ditingkatkan dengan menambahkan limbah lumpur pabrik bioethanol, limbah cair pabrik penyedap masakan, dan kotoran ayam. Tujuan dari penelitian ini adalah untuk mengetahui pengaruh kompos limbah baglog dan media tanam terhadap pertumbuhan tanaman sawi hijau (B. juncea L.) dan nilai N,P,K dalam media tanam baglog. Langkah yang digunakan dalam penelitian ini adalah pembuatan MOL dari tempe dengan sumber karbohidrat gula merah, pengomposan baglog, pematangan dalam media tanam, penanaman, pemeliharaan dan panen tanaman sawi (B. juncea), dan analisis NPK. Kemudian, penelitian ini dilakukan dengan menggunakan Rancangan Acak Lengkap (RAL) dengan satu faktor perlakuan. Analisis data yang digunakan adalah Analisis of Varians (Anova) satu arah. Hasil dari penelitian ini adalah kombinasi media tanam baglog yang memberikan hasil pertumbuhan terbaik adalah M3 yaitu baglog yang difermentasi dengan MOL tempe, gula merah, limbah lumpur dan kotoran ayam dengan rasio 2:1. Nilai tinggi tanaman pada M3 setelah 30 HST adalah 19,33 cm. Kandungan NPK kompos baglog M3 adalah N 0,86%; P 0,06%; dan K 0,34%. Menurut SNI 19-7030-2004, kandungan N, P, K dalam pupuk kompos yaitu 0,4% N; 0,1% P; dan K 0,2 %.
Konversi Limbah Baglog Menjadi Media Tanam dengan Menggunakan Mikroorganisme Lokal (MOL) Nanda Ria Wanti; Maya Shovitri; Nengah Dwianita Kuswytasari
Jurnal Sains dan Seni ITS Vol 11, No 5 (2022)
Publisher : Lembaga Penelitian dan Pengabdian Kepada Masyarakat (LPPM), ITS

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.12962/j23373520.v11i5.104699

Abstract

Limbah baglog merupakan limbah media budidaya jamur tiram yang terbuat dari serbuk kayu, bekatul, kapur, dan gips yang dikemas seperti kayu gelondongan. Limbah baglog dapat digunakan sebagai pupuk organik setelah dikompostingkan dengan mikroorganisme lokal (MOL). Pada penelitian ini, komposting baglog ditambahkan dengan limbah lumpur dan limbah cair. MOL yang digunakan, berasal dari limbah nabati, kotoran ayam, dan kotoran kambing. Limbah lumpur dihasilkan dari industri bioetanol, sedangkan limbah cair dihasilkan dari industri penyedap masakan. Penelitian ini bertujuan untuk mengetahui rasio perbandingan media tanam yang terbaik berdasarkan parameter pertumbuhan sawi (Brassica juncea L.), serta mengetahui pengaruh MOL terhadap kualitas kompos baglog berdasarkan nilai NPK. Penelitian ini menggunakan Rancangan Acak Lengkap (RAL) dengan 3 kali ulangan dan dianalisa menggunakan one-way ANOVA. Hasil menunjukkan bahwa perlakuan yang terbaik adalah Ns 2:1 (2 bagian tanah kohe (tanah dan kotoran kambing) dan 1 bagian kompos baglog yang dikomposting dengan MOL nabati dan limbah lumpur) dengan rata-rata pertumbuhan tinggi tanaman mencapai 23,24 cm. Kandungan NPK dari perlakuan Ns (kompos baglog yang dikomposting dengan MOL nabati dan limbah lumpur) adalah sebesar 0,70% N, 0,11% P, dan 0,04% K, sedangkan menurut SNI 19-7030-2004, standar minimal kualitas kompos harus mengandung setidaknya 0,4% N, 0,1% P, dan 0,2% K. Kandungan N dan P telah sesuai standar SNI, sedangkan K tidak sesuai.
Kolaborasi Institusi Pemerintah – Perguruan Tinggi – LSM dalam Pengelolaan Sampah Plastik Melalui Forum Group Discussion Aunurohim; Anies Wijayanti; Hermawan; Enny Zulaika; Dian Saptarini; Dewi Hidayati; Maya Shovitri; Edwin Setiawan; Farid Kamal Muzaki; Iska Desmawati; Nova Maulidina Ashuri
Sewagati Vol 3 No 2 (2019)
Publisher : Pusat Publikasi ITS

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1276.813 KB)

Abstract

Pengelolaan sampah, utamanya plastik, menjadi sorotan Indonesia bahkan dunia terkait dengan pencemaran yang disebabkannya. Pengelolaan sampah plastik menjadi penting untuk dilakukan manakala sudah mencapai taraf yang membahayakan makhluk hidup di perairan ataupun di daratan. Departemen Biologi bersama Dinas Lingkungan Hidup kota Surabaya dan Lembaga Swadaya Masyarakat Komunitas ‘Nol’ Sampah Surabaya mengadakan forum group discussion guna membahas hal tersebut agar diperoleh suatu upaya konkret dalam pengelolaan sampah plastik di Surabaya secara khusus, dan Indonesia secara umum. Hasil forum group discussion kegiatan ini merekomendasikan langkah-langkah konkret berdasarkan prioritas dalam pengelolaan sampah plastik dimulai dari (1) tidak menggunakan sama sekali tas atau kantong plastik, sedotan plastik, dan botol minuman plastik sekali pakai, (2) jika tidak memungkinkan, maka dilakukan pengurangan penggunaan material berbahan dasar plastik sekali pakai, (3) skala prioritas selanjutnya adalah melakukan re-cycle ataupun re-use untuk plastik yang tidak bernilai komersil seperti plastik sachet ataupun bungkus mie agar dapat bernilai fungsional bahkan komersial, (4) dan prioritas terakhir adalah membiasakan membuang sampah terutama plastik pada tempatnya agar mekanisme sortikasi yang dilakukan pemerintah untuk melaksanakan program bebas sampah plastik pada tahun 2025 mendatang dapat terwujud.
Pemanfaatan Greenhouse sebagai Wahana Edukasi di Desa Kebontunggul Kecamatan Gondang Kabupaten Mojokerto Tutik Nurhidayati; Maya Shovitri; Nengah Dwianita Kuswytasari; Enny Zulaika; Nur Hidayatul Alami; Arif Luqman; Dini Ermavitalini; Kristanti Indah Purwani; Wirdatul Muslihatin; Imam Wahyudi Farid; Ciptian Weried Priananda; Sri Fatmawati
Sewagati Vol 7 No 6 (2023)
Publisher : Pusat Publikasi ITS

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.12962/j26139960.v7i6.515

Abstract

Salah satu desa yang memiliki potensi untuk dikembangkan sebagai desa wisata adalah desa Kebontunggul Kecamatan Gondang Kabupaten Mojokerto. Desa tersebut memiliki banyak potensi desa wisata yang strategis. Disisi lain ada keinginan untuk melakukan kegiatan pertanian berbasis teknologi dalam skala greenhouse untuk mendukung usaha wisata di Desa Kebontunggul. Adanya potensi dan keingginan untuk maju tersebut maka langkah pertama yang dilakukan dalam pengabdian masyarakat adalah pembuatan greenhouse sebagai sarana untuk pengembangan teknologi IoT. Selain itu adanya greenhouse di desa menjadi salah satu pengembangan desa dengan ikon terbaru berupa wisata edukasi. Hasil survei kebermanfaatan greenhouse menunjukkan bahwa greenhouse bermanfaat bagi masyarakat Kebontunggul untuk wahana wisata yang menarik banyak wisatawan.