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PEMBUATAN DAN KARAKTERISASI TEKAN DAN IMPAK KOMPOSIT HYBRID SERAT IJUK ACAK/SERAT GELAS ANYAM BERMATRIK POLYESTER
(FAKULTAS TEKNIK UMY, 2018-01-04)
Globalization of knowledge today has reached another level with new potensial emerging. One of an emerging science is composite materials that needed by industrial sector such as military, automotive and so on. Composite ...
PENGARUH VARIASI TEKANAN GESEK TERHADAP KEKUATAN TARIK STRUKTUR MIKRO DAN KEKERASAN SAMBUNGAN LAS METODE CONTINUOUS DRIVE FRICTION WELDING BAHAN SILINDER PEJAL LOGAM STAINLESS STEEL 304
(FAKULTAS TEKNIK UMY, 2018-01-12)
Fusion welding has weaknesses in the welding of solid cylinder material. Welding can only be done on the outer surface, while it is difficulty on the centre do of the welding process. The research is to know the effect of ...
PENINGKATAN MUTU BIODIESEL DARI MINYAK JARAK KEPYAR (Ricinus communis) MELALUI PENCAMPURAN BIODIESEL DARI MINYAK NYAMPUNG (Calophyllum inophyllum)
(FAKULTAS TEKNIK UMY, 2018-01-23)
In Indonesia a lot of bio-energy developed as an alternative energy source substitute for fossil fuels, one of them is biodiesel. The jarak kepyar oil is including nabati oil that prospective to be developed as bio-diesel ...
ANALISIS KARAKTERISTIK VISKOSITAS DAN KONDUKTIVITAS TERMAL BEBERAPA PRODUK MINYAK PELUMAS DENGAN SAE 10W-40 BESERTA PENGARUHNYA TERHADAP KINERJA MOTOR YAMAHA VEGA ZR 115 CC TAHUN 2008
(FAKULTAS TEKNIK UNIVERSITAS MUHAMMADIYAH YOGYAKARTA, 2018-01-06)
Essence Lubricating oil is a liquid fluid consisting of two compositions of the forming materials of base oil and additive which serves to reduce friction between two surfaces of interconnecting machine components, preventing ...
ANALISIS KARAKTERISTIK VISKOSITAS DAN KONDUKTIVITAS TERMAL BEBERAPA PRODUK MINYAK PELUMAS DENGAN SAE 10W-40 BESERTA PENGARUHNYA TERHADAP KINERJA MOTOR YAMAHA JUPITER JUPITER Z 110 CC TAHUN 2006
(FAKULTAS TEKNIK UNIVERSITAS MUHAMMADIYAH YOGYAKARTA, 2018-01-06)
Lubricants are chemicals that are generally liquid. The lubricant serves as a protective layer that separates the two related surfaces. Generally the lubricant consists of 90% base oil and 10% additives. Lubricant itself ...
PENGARUH KOMPOSISI MINYAK JARAK DAN MINYAK KELAPA SAWIT DENGAN VARIASI WAKTU 30, 60, DAN 90 MENIT PADA SUHU REAKSI 120°C TERHADAP SIFAT CAMPURAN MINYAK
(FT UMY, 2018-01-05)
Indonesia's petroleum resource is very limited. While, the petroleum demand is increasing with the rate of economic growth and population growth in Indonesia. Therefore efforts have been made to look for alternative fuels ...
PENGARUH VARIASI WAKTU GESEK TERHADAP KEKUATAN TARIK STRUKTUR MIKRO DAN KEKERASAN SAMBUNGAN LOGAM SILINDER PEJAL ALUMUNIUM 6061 T6 MENGGUNAKAN METODE CONTINUOUS DRIVE FRICTION WELDING
(FT UMY, 2018-01-12)
Continuous drive friction welding (CDFW) is a solid state welding method
that suitable to be applied on solid metal cylinder splicing. In the process of CDFW
joint uses several important parameters that affects on the ...
PENGARUH LAMA PENGADUKAN BIODISEL MENGGUNAKAN TEMPERATUR TRANSESTERIFIKASI 55ᴼC DAN 65ᴼC TERHADAP MUTU BIODISEL YANG DIHASILKAN DENGAN BAHAN BAKU MINYAK JARAK (CASTOR OIL).
(FT UMY, 2018-01-25)
Castor oil is an alternative feedstock in biodiesel production, due to the abundant availability of raw materials, especially in Indonesia. To utilize the number of jatropha trees, it will be used as raw material, it will ...
KARAKTERISTIK PEMBAKARAN BIOBRIKET BERBAHAN BAKU LIMBAH PADAT INDUSTRI GULA DENGAN BEDA KUAT TEKANAN MENGGUNAKAN METODE THERMOGRAVIMETRI ANALISIS (TGA)
(FT UMY, 2018-01-04)
Indonesia is a large archipelagic country with various tribes and
cultures. Along with the development of the era and the increasing needs,
Indonesia faces various problems. One of them is the increasing energy
consumption. ...
PENGUKURAN KOEFISIEN PERPINDAHAN KALOR EVAPORASI RERIGERAN R-134a DI DALAM SALURAN HALUS VERTIKAL DENGAN VARIASI KAPASITAS BEBAN PENDINGINAN
(FAKULTAS TEKNIK UMY, 2018-01-02)
This research used R-134a or Tetrafluoroethane refrigerant (CF3CH2F). This refrigerant is included in HFC (Hydro Fluoro Carbon) which has no Cl (Chlor) element and is a colorless, odorless, boiling agent at room temperature ...