Pengaruh Suhu dan Persen Katalis Zeolit terhadap Yield Pirolisis Limbah Plastik Polypropylene (PP)

increasing population growth leads to increased plastic waste resulting in adverse environmental impacts, if not further processed. this research was conducted to convert plastic waste into fuel oil u...

Pengaruh Temperatur dan Katalis Lempung Aktif pada Pengolahan Sampah Plastik Jenis Polypropylene dengan Metode Pirolisis

the increasing amounts of plastic wastes generate enormous environmental problems because its nonbiodegradable properties. various attempts have been done to reduce plastic waste. one of the way to re...

Pengaruh Waktu Kontak dan Laju Pengadukan terhadap Adsorpsi Zat Warna pada Air Gambut Menggunakan Adsorben Limbah Biosolid Land Application Industri Minyak Kelapa Sawit

peat water is a type of surface water that contains natural organic materials, so that cause brownish-colored water, taste and smell, in addition to the color of peat water caused by organic acid. it ...

Prediksi Emisi Karbon Dioksida dari Kegiatan Transportasi di Kecamatan Bukit Raya Kota Pekanbaru

the population of pekanbaru city grows increasingly every year, especially in bukit raya sub-district. the higher number of motorcycle used by the people as a transportation directly affect the amount...

Kajian Tingkat Kebisingan di Kawasan Bandara Pinang Kampai Kota Dumai

pinang kampai airport dumai city serves domestic flights, and home base for bnp-b (national board for disaster management) helicopters. the noise level is influenced by the flight activity when monito...

Perancangan Jaringan Femtocell pada Jaringan 3G di Gedung C Fakultas Teknik Universitas Riau

the worst network performance of “3” network provider at building c, faculty of engineering has affected to the users in download / upload data from internet. walking test measuremeat has performed an.

Pengaruh Massa dan Ukuran Partikel Adsorben Daun Nanas terhadap Efisiensi Penyisihan Fe pada Air Gambut

peat water is surface water are blackish brown and metals fe which requires effective and efficient processing to be worthy for use by the public. various types of adsorbents continue to be developed,...

Pengukuran Produktivitas Ozon sebagai Oksidator Senyawa Organik Pencemar

ozone is one of strong oxidant agent with potential oxidation value of 2,08 ev. character of ozone are sharp-smelling and an unstable form composed of three oxygen atoms (o). since 1990s, the using of...

Analisis Kebutuhan Ruang Terbuka Hijau dalam Menyerap Emisi Karbondioksida dari Kegiatan Transportasi di Kecamatan Sukajadi Kota Pekanbaru

the green open space is one of an effort in order to handling of the increasing the greenhouse gas emission, because green open space has an ability to absorbing the co2 emission. the purpose of this ...

Rancang Bangun Saklar Pemindah Otomatis Berpenggerak Motor Stepper Variable Reluctance dengan Pengendali Mikrokontroler ATMega8535

electricity supply from pln network is not always continually available, there could be a blackout at any time. to anticipate such outages, it is necessary to design an automatic transfer switch betwe...

Penyisihan Kadar Fosfat pada Limbah Cair Laundry Menggunakan Biokoagulan Cangkang Kepiting (Brachyura)

biocoagulant is a natural coagulant that has an active substance and has a role as cationic which is able to bind colloidal particles in water. chitosan is a non-toxic, easy-to-degrade and polyelectro...

Analisis Perencanaan Bendung Sei Lansat Daerah Irigasi Simandolak Kabupaten Kuantan Singingi

weir is a building that serves to raise the water level of the river in order to pursue high specific energy needs, in addition to the wier also serves to divert the flow of a stream to a channel, in ...

Prakiraan Kebutuhan Energi Listrik di Wilayah PT. PLN (Persero) Rayon Bangkinang Menggunakan Prangkat Lunak LEAP (Long-Range Energy Alternatives Planning System)

the growth amount of kampar regency resident is 14.57%, is growth has increased the need of electrical energy. therefore to make the electrical consumption supply at kampar regency sustainable, it nee...

Perancangan Alat dan Pengujian Tegangan Tembus dengan Minyak Isolasi RBDPO Olein Menggunakan Elektroda Bola-Bola

the crude oil based transformer insulation has several issues i.e. non-environment friendly, non-biodegradable, non-reneweble, and rarely. vegetable oil is an alternative transformer insulation which ...

Pembuatan Pestisida Nabati dengan Cara Ekstraksi Daun Pepaya dan Belimbing Wuluh

the use of botanical pesticides is one alternative that is safe and environmentally friendly to take advantage of the potential of plant extracts as pesticides to control pests. the purpose of this re...

Analisis Perancangan Fractional Frequency Reuse pada Jaringan Long Term Evolution di Kota Pekanbaru

long term evolution - advanced (lte-a) is a 4g wireless broadband technology based on orthogonal frequency division multiplexing (ofdm). it provides improved system capacity and coverage, high peak da...

Analisis Perilaku Tiang Tunggal Akibat Beban Aksial Tekan dengan Metode Empirik dan Elemen Hingga

the purpose of this research is to analyse the behavior of single piles under axial compressive load, as far as settlement, load transfer mechanism, and static loading test are concerned. it includes ...

Analisis Pertumbuhan Wilayah dan Perubahan Lahan terhadap Pengembangan Fungsi Jalan di Kelurahan Bencah Lesung Kecamatan Tenayan Raya Kota Pekanbaru

the aims of this paper is to examine the influence of the landuse changing towards traffic generation on hangtuah street's corridor in pekanbaru city. the object that to attained are to identification...

Stabilisasi Tanah Lempung dengan Pasir Bermacam Gradasi dan Campuran Kapur

unconfined compression strength and cbr values of sandy clay are influenced by several factor such as sand and clay content, soil properties, density, moisture content, and gradation. this research tr...

Analisa Pertumbuhan Wilayah dan Perubahan Lahan terhadap Pengembangan Fungsi Jalan Garuda Sakti, Kecamtan Tampan, Pekanbaru

tampan is one of the sub-districts in pekanbaru city, with flat geographical position between 0 ° 42'-0 ° 50 'north latitude and between 101 ° 35'-101 ° 43' east longitude. in regional regulation spat.