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Kaji Eksperimental Perpindahan Panas Pada Lemari Penyimpan Darah Portable Dengan Memanfaatkan Efek Peltier Ratna Sary; Amir Zaki Mubarak
Jurnal Teknik Mesin Unsyiah Vol 1, No 2 (2012)
Publisher : Jurnal Teknik Mesin Unsyiah

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (17.41 KB)

Abstract

The process of blood storage is the important part in maintaining the blood quality. After it is donated by the donor, the blood will be stored in a storage cabinet until it is needed by the patient. One of the common ways to preserve and maintain the chemical and structural changes of the blood is to store it in a storage area that has a temperature of between 1-6 °C. Blood storage cabinets that already exist this days, use the vapour compression cycle which is only suitable for the storage of large capacity and is not portable if there is blood demand in remote areas. To answer these problems, in this research will be designed and manufactured portable blood storage cabinet by the size of 30 cm x 30 cm x 30 cm. The heat in the storage is discharged to the air by using a heat pump which works using thermoelectric cooler (Peltier effect). The Peltier effect occurs when two metals or semi-conductors of different materials are connected and energized that there will be a difference in temperature. In order to test the feasibility of the blood storage cabinets technically, the heat transfer study is conducted. The experimental result shows that the expected temperature is achieved.
Penguatan kompetensi perancangan mesin melalui pelatihan computer-aided design bagi mahasiswa dan alumni teknik mesin (Strengthening of machine design skills through the computer-aided design training for mechanical engineering students and alumni) I Irwansyah; Asbar Asbar; Amir Zaki Mubarak
Buletin Pengabdian Vol 1, No 2 (2021): Bull. Community. Serv.
Publisher : The Institute for Research and Community Services (LPPM) Universitas Syiah Kuala (USK)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24815/bulpengmas.v1i1.20277

Abstract

The purpose of this service is to introduce and provide training on the use of Autodesk Inventor software to produce Computer-aided Design (CAD) based technical drawings according to the International Organization for Standardization (ISO). The method is carried out through theory, practice, and discussion, as well as completing machine design tasks independently and in groups. The training materials include working drawings, basic introduction to CAD, two-dimensional (2D) and three-dimensional (3D) drawing modeling, assembly, and presentation of 3D models. Evaluation of activities assessed refers to the readiness to complete the design task and the suitability of the drawings according to ISO standards. Based on the results of the basic level CAD training, there were achievements where participants had completed the technical drawing briefing material and completed the given design task. The design project task given requires mastery in terms of making 3D models from 2D sketch images, making layout drawings, making working drawings, and presenting them in a moving model presentation format. Successful completion of the task indicates that the participants understand and can operate the Autodesk Inventor software. In conclusion, this basic ability can be used as a provision for participants' self-development in the development and mastery of advanced CAD. This activity contributes based on the high interest in participating in training to the end and completing assignments and also has an indirect impact on the preparation of skilled CAD workers in the industry in Aceh.