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Analisis Permodelan Penyebaran Polutan Udara di Jalan Margomulyo dan Jalan Gerges Barat Kota Surabaya Faisal Dimas Arifiansyah; Susilowati Susilowati; Novirina Novirina
Jurnal Serambi Engineering Vol 8, No 2 (2023): April 2023
Publisher : Fakultas Teknik

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32672/jse.v8i2.6034

Abstract

Terdapat beberapa gas yang dapat mencemari udara diantaranya gas nitrogen dioksida (NO2), sulfur dioksida (SO2) dan karbon monoksida (CO). Nitrogen dioksida (NO2) merupakan polutan udara ambien bersama unsur nitrogen monoksida (NO) yang biasanya dihasilkan dari kegiatan manusia seperti pembakaran bahan bakar mesin kendaraan, pembakaran sampah serta pembakaran batubara dan industri. Pada jalan raya kawasan industri Kalianak Surabaya dilalui berbagai macam kendaraan bermotor yang menimbulkan pencemaran akibat pembakaran bahan bakar kendaraan bermotor, terutama pada waktu pagi hari. Gas pencemar yang timbul akibat pembakaran bahan bakar kendaraan bermotor yang paling dominan adalah karbon monoksida (CO). Konsentrasi udara ambien karbon monoksida yang tertinggi terletak pada titik 1, tanggal 19-08-2022 Sore dengan nilai 14.652,09 µg/m3 dan memiliki nilai konsentrasi terendah pada titik 3 tanggal 17-08-2022 Pagi sebanyak 3.125,98 µg/m3. Konsentrasi udara ambien nitrogen oksida yang tertinggi terletak pada titik 1, tanggal 19-08-2022 Sore dengan nilai 405,02 µg/m3 dan memiliki nilai konsentrasi terendah pada titik 3 tanggal 17-08-2022 Pagi sebanyak 60,45 µg/m3.
Pembuatan Clay Ceramic Filter untuk Mengurangi Kandungan Ion Mangan, Besi, COD dan DO Pada Air Tanah Imroatun Najwa; Novirina Hendrasarie
Jurnal Serambi Engineering Vol 8, No 3 (2023): Juli 2023
Publisher : Fakultas Teknik

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32672/jse.v8i3.6139

Abstract

Permasalahan yang sering dijumpai adalah kualitas air tanah yang dimanfaatkan masyarakat kurang memenuhi syarat baku mutu sebagai air bersih dan Konsumsi. Tujuan penelitian ini untuk mengetahui efektifitas  penggunaan clay ceramic filter, dan  Mengetahu HRT Optimal. Metode yang digunakan menurunkan kandungan Mn, Fe, COD, dan DO yaitu metode filtrasi. Penelitian ini dilatar belakangi masalah penurunan kualitas air akibat padatnya pemukiman dekat dengan pabrik di kawasan Gedangan dengan kandungan yaitu untuk Fe dan Mn sebesar 1.52 mg/L dan 3,24 mg/L, COD dan Do sebesar 36.88 mg/L dan 7.3 mg/L, melebihi ambang batas yang ditetapkan oleh Peraturan Menteri Kesehatan Republik Indonesia Nomor : 492/Menkes/per/IV/2010. Jenis penelitian ini penelitian eksperimental. Filter keramik terbuat dari  tanah liat dicampur sekam padi, jerami padi, dedak dan Manganase Greensand yang sudah dilakukan proses pembakaran. Clay ceramic filter C3 dengan komposisi bahan Tanah liat, pasir mangan (Manganase Greensand), dedak ketebalan alas1.5 cm, paling efektif dalam penurunan kadar Mn sebanyak 11.72 %, dengan HRT 6 Jam. clay ceramic filter B2 ketebalan alas 1 cm, paling efektif dalam penurunan kadar Fe sebanyak 96.67%, dengan HRT 4 jam. Kadar COD menurun hingga sebesar 22,05 mg/L, dengan HRT 6 jam. Nilai DO pada uji awal terbilang sangat baik karna masih memenuhi standar baku mutu.
Evaluasi Perbandingan Gas Buang Hasil Pengolahan Sampah Domestik Menggunakan Teknologi Termal Rizki Kurnia Putra; Novirina Hendrasarie
Jurnal Serambi Engineering Vol 8, No 3 (2023): Juli 2023
Publisher : Fakultas Teknik

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32672/jse.v8i3.6149

Abstract

Kuantitas limbah padat domestik berbanding lurus dengan kenaikan jumlah penduduk. Pengumpulan dan pembuangan limbah memerlukan sistem pengelolaan limbah padat yang bersih dan efektif. Sistem pengelolaan limbah padat yang efisien biasanya akan tumbuh sebanding dengan ukuran pemukiman dan pendapatan per kapita penduduk. Teknologi pembakaran limbah kota memegang peranan penting dalam mengolah dan juga memampatkan produksi limbah pemukiman/perkotaan. Hal tersebut dikarenakan selain berperan dalam proses penyusutan volume limbah padat, teknologi pembakaran yang sesuai adalah insinerasi dan gasifikasi. Penelitian ini bertujuan untuk melakukan evaluasi  perbandingan gas buang hasil pengolahan sampah domestik menggunakan teknologi termal insinerasi dan gasifikasi. Metode penelitian yang dilakukan adalah dengan melakukan uji emisi pada insinerasi dan gasifikasi dengan variasi sampah biodegradable, non-biodegradable, dan campuran. Hasil yang didapatkan adalah Kadar CO terendah adalah variabel biodegradable 100 Kg pada insenerasi dengan nilai 31,86 mg/Nm3. NOx terendah adalah variabel biodegradable 100 Kg pada Insinerasi dengan nilai 63,22 mg/Nm3. HCl terendah adalah variabel biodegradable 100 Kg pada Insinerasi dengan nilai 12,53 mg/Nm3. SO2 terendah adalah variabel biodegradable 100 Kg pada Insenerasi dengan nilai 40,63 mg/Nm3.
Analisa Kualitas Lingkungan Udara Ambien (PM2.5) di Kota Surabaya Dea Kirana Nurlaili; Novirina Hendrasarie
Jurnal Serambi Engineering Vol. 9 No. 1 (2024): Januari 2024
Publisher : Faculty of Engineering, Universitas Serambi Mekkah

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Abstract

Particulate pollution increases with population and activity. Likewise, the city of Surabaya is the 2nd largest metropolitan city in Indonesia based on its population. PM2.5 is a fine particulate that can pose a greater health risk than PM10. This research aims to identify PM2.5 ambient air quality in the city of Surabaya by analyzing daily fluctuations in PM2.5 and calculating an index to be able to categorize ambient air quality in the city of Surabaya. The analytical method used is a quantitative observation method that involves analyzing fluctuations in the distribution of PM2.5 over 24 hours and 7 days and calculating ISPU and NAAQS. The results of the observations showed an increase in PM2.5 particulates at certain times, and the highest spike in PM2.5 levels occurred on Saturday. Based on ISPU and NAAQS calculations, there are differences: according to ISPU, the ambient air quality in Surabaya is classified as moderate, while according to US-EPA standards, the ambient air quality in Surabaya is classified as unhealthy for sensitive groups.
Spent Bleaching Earth sebagai Adsorben untuk Menyisihkan Krom dan Warna pada Limbah Cair Batik Ferlian Vida Satriaji; Novirina Hendrasarie
Jurnal Serambi Engineering Vol. 9 No. 1 (2024): Januari 2024
Publisher : Faculty of Engineering, Universitas Serambi Mekkah

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Abstract

Environmental pollution by heavy metals, including chromium, is a common issue, particularly in the batik industry. Chromium, although essential, can become a hazardous substance in its +6-oxidation state. This research aims to investigate the use of spent bleaching earth as an adsorbent to remove chromium ions (Cr) and color from batik industry wastewater. The study consists of two main phases: a preliminary study and the main research phase. In the preliminary phase, the initial characteristics of batik wastewater were tested, and a coagulation-flocculation-sedimentation process was performed to reduce parameters that could interfere with the adsorption process. The primary adsorbent material used was spent bleaching earth, with a comparative adsorbent consisting of pure bleaching earth and powdered activated carbon. In the main research phase, the treated wastewater was flowed into an adsorption reactor. Variables varied included flow rate (7 mL/minute and 15 mL/minute) and adsorbent mass (30 grams and 50 grams). The analysis revealed that lower flow rates and greater adsorbent masses increased adsorption efficiency. Adsorption capacity was calculated using the Thomas mathematical model. Spent Bleaching Earth proved to be effective in adsorbing chromium ions (Cr) and color, with an adsorption capacity exceeding 85%.
Persebaran Intrusi Air Laut Pada Air Tanah Di Pulau Madura zafira mauluida; Novirina Hendrasarie
Jurnal Serambi Engineering Vol. 9 No. 2 (2024): April 2024
Publisher : Faculty of Engineering, Universitas Serambi Mekkah

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Abstract

On Madura Island, many people use groundwater by drilling wells for their daily needs. The groundwater problem is related to the non-compliance with the quality standards for clean and potable water according to the Regulation of the Minister of Health of Indonesia No. 492 of 2010. The aim of this study is to determine the extent of seawater intrusion in Madura. The parameters tested in the laboratory are in accordance with the Minister of Health Regulation of Indonesia number 416 of 1990, which regulates the standards and monitoring of water quality, namely total hardness and TDS. The salinity value is also measured as a determination in the classification of groundwater salinity to determine the influence of seawater intrusion. From these results, it can be known that the groundwater in Krampo Hamlet, Bankalan Regency (A2) and Padelegan Village, Pamekasan Regency (C1) have the highest salinity, hardness and TDS values in each zone. Krampo Hamlet (A2) has a salinity value of 1.095%, hardness 605 mg/l, TDS 1290 mg/l while Padelegan Village (C1) has a salinity value of 1.4%, hardness 510 mg/l and TDS 1440 mg/l. At 8.5 km from the seawater intrusion in Krampo Hamlet, Bangkalan Regency (A2) and 9 km in Padelegan Village, Pamekasan Regency (C1). An alternative solution that can be tried is to plant mangroves using a spacing system.
Kajian Beban Emisi SO2, NO2 dan Partikulat dari Cerobong Boiler dengan Bahan Bakar Kayu pada PT X Nabila Indah Wibisono; Novirina Hendrasarie
Jurnal Serambi Engineering Vol. 9 No. 3 (2024): Juli 2024
Publisher : Faculty of Engineering, Universitas Serambi Mekkah

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Abstract

The industrial revolution has led to an increase in the number of industries around the world, including Indonesia. PT X is one of the industries that produces emissions from wood-fired boiler stacks that have the potential to cause air pollution such as sulphur dioxide (SO2), nitrogen dioxide (NO2) and particulate matter. In this study, the emission load generated by PT X and the efficiency of the use of emission control devices were carried out. The high content of SO2, NO2 and particulates is 955.91 mg/Nm3, 1,744.92 mg/Nm3 and 1,354.21 mg/Nm3 produced from the boiler is above the quality standard. Therefore, emission control tools are needed to reduce the emission burden. The emission control tool used is cyclone dust collector. The cyclone dust collector acts as an air pollution control equipment and helps to remove large dust particles from the disposal of industrial processes. The efficiency of this mechanical dust collector increases with particle size. For larger particle sizes, this tool has a high efficiency. It is able to reduce SO2, NO2 and particulate emissions by 16%, 43% and 74% respectively. At this concentration it is already below the quality standard
Identifikasi Tempat Penyimpanan Sementara Limbah B3 Industri Penggilingan Baja Sidoarjo Rr. Maulidya Permana; Novirina Hendrasarie
Jurnal Serambi Engineering Vol. 9 No. 3 (2024): Juli 2024
Publisher : Faculty of Engineering, Universitas Serambi Mekkah

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Abstract

Hazardous (B3) waste can have a negative impact on the environment. If B3 waste is not disposed of directly into the environment or transported by a third party, it may affect the health of the surrounding community and other living organisms. Furthermore, B3 waste has different properties, sources and characteristics from waste in general, being unstable, reactive, explosive, flammable and toxic. The main activities of PT. X's main activities are steel production, which is supported by sophisticated production equipment, machinery and human resources, but the storage area is from production, office and maintenance activities. The TPS criteria used by PT. X to determine the suitability of B3 waste with TPS that refers to the regulations and with the aim of this activity is to evaluate the temporary storage of B3 waste at PT. X.
Efektivitas Konsorsium Mikroalga Chlorella sp. dan Mikroba Indigenous Dalam Menurunkan BOD, COD, dan TN Air Limbah Industri Kecap Menggunakan MBBR Zuhria Oktaviani; Novirina Hendrasarie
Jurnal Serambi Engineering Vol. 9 No. 4 (2024): Oktober 2024
Publisher : Faculty of Engineering, Universitas Serambi Mekkah

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Abstract

The treatment of soy sauce effluent poses a significant environmental challenge due to its high levels of contaminants. Several studies have shown that the use of Chlorella sp. microalgae can contribute to the degradation of BOD, COD and TN using a moving bed biofilm reactor (MBBR). Therefore, this study aims to determine the effectiveness of a consortium of Chlorella sp. microalgae and indigenous microbes in treating soy sauce wastewater using an MBBR with an anoxic-oxic process. This research uses a continuous system with variations in the volume of alkaline media (20%, 40%, 60%) and sampling times (14, 26, 38 hours). The best variation for the reduction of organic content in soy sauce wastewater using the Chlorella sp. microalgae consortium achieved a BOD reduction of 71.54%, COD reduction of 74% and TN reduction of 71.89%, all at a sampling time of 38 hours. Meanwhile, the organic reduction using indigenous microbes showed a BOD reduction of 86.76%, COD reduction of 88.24% and TN reduction of 82.76%, all at a sampling time of 38 hours.
PENGOLAHAN LIMBAH CAIR RUMAH POTONG HEWAN MENGGUNAKAN ROTATING BIOLOGICAL CONTACTOR MODIFIKASI SLUDGE ZONE Hendrasarie, Novirina; Santosa, Bagas Aldin
Journal of Research and Technology Vol. 5 No. 2 (2019): JRT Volume 5 No 2 Des 2019
Publisher : 2477 - 6165

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55732/jrt.v5i2.303

Abstract

Slaughterhouse wastes generally contain blood, proteins, fats, and suspended solids that cause a high load of organic matter which can pollute rivers and water body. The waste water of slaughter house will cause changes on the quality of the water, such as increased colour, pH, total dissolved solids, suspended solids, fats, BOD5, ammonium, nitrogen and phosphor. In this study aims to reduce the content of slaughterhouse waste water, using Rotating Biological Contactor (RBC) modified with a sludge zone. It was expected that by modifying the sludge zone, the efficiency of RBC performance can be further improved. This study used a variety of Hydraulic Retention Time (HRT) of 2.8 hours, 3.5 hours and 4.2 hours along with waste water dilution of 50%, 75% and 100% using the continue system into clarifier process. Based on the results of the study, the decreased percentage in COD concentration reached 86.68%, the total decreased percentage of Nitrogen concentration reached 66.11% and the decreased percentage in TSS concentration reached 71.87%. The pH value is neutral with a range of 7.6-8.3 with temperatures range of 26oC-30oC during operation. The highest DO values reached 5.2 mg/L with a range of organic surface loading values of 89.77 - 135.45 grams BOD/m2 .day. The organic load figure exceeds the RBC organic load standard which averages around 8-20 grams/BOD/m2.day. The increased of organic load, indicates that RBC with modified sludge zone was able to treat wastewater with high organic load, such as slaughterhouse waste water.
Co-Authors Adhevada Ayu Dyah Anda Resta Pratama Ali, Munawar Ananda Iqbal Ibrahim Angelika Stephani Silalahi Anindya, Adila Anindya, Adila Putri Anugrah, Mohammad Rio Panca Ardhi, Evi Wahyu Aussie Amalia Azalia, Amelinda Thomasina Azmi, Nabilah Tsabitul Barbara Tenesia Belaon BASUKI RAHMAD Beny Satrya Eka Putra Bernadheta Donabella Ega Chindy, Andhini Dea Kirana Nurlaili Dewi Rahyuni Dheo Irfandanny Dieta, Yustity Arum Dimas Eka Mahendra Faisal Dimas Arifiansyah Farhan Athallah Ajiputra Ferlian Vida Satriaji Firra R. Firra Rosariawari Fitriani, Siti Nurista Fransiska Febriana Fransiska Febriana Hendra Usnaini Hendra Usnaini Hendrata Wibisana Imroatun Najwa Irene AA Suwandhi Irene AA Suwandhi Irma Ilham Yadaturrahmah Iwan Wahjudijanto Januar Kabul Fadilah Kalis, Ahmad Ilham Ramadhan Kartika, Sucahyaning Wahyu Trihasti Kasih, Bunga Cinta Kevin Reira Christian Kinanti, Kawista Arum Kurniawan, Dwi Kurniawan L, Rudi lham Lacta Praditya Luchmanandri, Rahmadini Mas'ulah, Silvi Minarni Nur Trilita Mochammad Yusuf Cahayaning Nugraha B Mukhammad Rifki Hendianto Munawar Ali Nabila Indah Wibisono Ningrum, Dwi Mulyati Nofansyah, Aldy Fajar Nur Anisah Nurlaili, Dea Kirana Praditya Sigit Ardisty Sitogasa Priyadarshini, Rossyda Putra, Beny Satrya Eka Putri Nur Rizkia R. Mohammad Alghaf Dienullah R., Firra Rachmasari, Syafira Nur Raden Kokoh H. Raden Kokoh Haryo Putro Rahmadini Luchmanandri Rahman, Agus Adam Ranno MR. Rizki Kurnia Putra Rizkia, Putri Nur Romadon, Syahrul Rosariawari, Firra Rr. Maulidya Permana Santosa, Bagas Aldin SQC Zakiyayasin Nisa Sucahyaning Wahyu Trihastika Kartika Susilowati Syarifudin Ahmad Syitoh, Nurma Thohiroh, Mubayyinatuth Tiara Mohamad Mirwan Wildanum, Pinasthika Almira Yayok SP Yurry Aditya Pratama zafira mauluida Zuhria Oktaviani