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All Journal Jurnal Energi Dan Manufaktur Teknik Mesin "TEKNOLOGI" Prosiding Seminar Nasional Sains Dan Teknologi Fakultas Teknik Jurnal Inovasi Teknologi Pendidikan JURNAL PENELITIAN SAINTIKA FLYWHEEL : Jurnal Teknik Mesin Untirta Journal of Mechanical Engineering Education (Jurnal Pendidikan Teknik Mesin) Jurnal Teknik Jurnal Teknik Elektro dan Komputasi (ELKOM) Jurnal Abmas
Ega Taqwali Berman
Universitas Pendidikan Indonesia
Automotive Engineering Chemical Engineering, Chemistry & Bioengineering Civil Engineering, Building, Construction & Architecture Computer Science & IT Control & Systems Engineering Economics, Econometrics & Finance Education Electrical & Electronics Engineering Energy Engineering Industrial & Manufacturing Engineering Languange, Linguistic, Communication & Media Materials Science & Nanotechnology Mechanical Engineering Social Sciences Transportation

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PENGARUH V ARIASI PEMASANGAN HEAT EXCHANGERSPADAREFRIGERATORTERHADAP KAPASIT AS PENDINGINAN DAN LAJU ALIRAN MASSA REFRIGERAN Berman, Ega Taqwali
JURNAL PENELITIAN SAINTIKA Vol 11, No 2 (2011): SEPTEMBER 2011
Publisher : JURNAL PENELITIAN SAINTIKA

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Abstract

This study aims to compare the effect of variations in the refrigerator heat exchanger installation ofcooling capacity and refrigerant mass flow rate. Tests performed on the test section consists of twotypes of heat exchangers, Suction-Liquid Heat Exchanger (SLHX) and Tube in Tube Heat Exchanger(TiTHX). Test data measured at the temperature of the cooling load temperature of 60C to - 60C andthe working fluid is used as a cooling medium is a refrigerant 12. As a result, it was obtained that inthis research was cooling capacity by a refrigeration system that uses TiTHX 0.6% greater than therefrigeration system that uses SLHX. This is due to there is little difference between the temperature ofevaporation and temperature liquid refrigerant that will go into the expansion device on a system thatuses TiTHX than refrigeration systems that use SLHX. The amount of refrigerant is circulated 0.6%less on a system that uses TiTHX than systems that use SLHX.
DESAIN DAN PEMBUATAN BAHAN AJAR BERDASARKAN PENDEKATAN SAINTIFIK PADA MATA PELAJARAN SISTEM DAN INSTALASI REFRIGERASI Muqodas, Rizal Zenal; Sumardi, Kamin; Berman, Ega Taqwali
Journal of Mechanical Engineering Education Vol 2, No 1 (2015): Juni
Publisher : Universitas Pendidikan Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.17509/jmee.v2i1.1160

Abstract

Penelitian ini bertujuan untuk menghasilkan perangkat pembelajaran berupa bahan ajar cetak (buku) yang mempunyai karakteristik pendekatan saintifk Kurikulum 2013 yang akan digunakan pengguna pada mata pelajaran sistem dan instalasi refrigerasi di Sekolah Menengah Kejuruan. Berawal dari Perubahan Kurikulum Tingkat Satuan Pendidikan (KTSP) menjadi Kurikulum 2013 yang menuntut adanya pemerataan sistem khususnya dalam meningkatkan sarana dan prasarana penunjang pembelajaran seperti perangkat pembelajaran. Pengadaan perangkat pembelajaran yang berkarakteristikan Kurikulum 2013 merupakan suatu tuntutan Kurikulum yang harus segera dipenuhi. Metode yang digunakan pada penelitian ini yaitu metode penelitian pengembangan (research and development/ RD). Teknik pengumpulan data dengan menggunakan kuesioner yang sudah dibuat oleh Pusat Kurikulum dan Perbukuan, Kementrian Pendidikan dan Kebudayaan. Penelitian ini menghasilkan produk perangkat pembelajaran berupa bahan ajar cetak yang mempunyai kategori sangat layak sesuai dengan karakteristik Kurikulum 2013. Kesimpulan dari hasil penelitian ini didapat bahwa bahan ajar cetak Kurikulum 2013 yang telah dibuat, layak untuk dipergunakan dalam kegiatan pembelajaran.
Estimasi Cooling Load Ruang Penyimpanan Bunga Mawar Potong Pasca Panen di Kab. Bandung Jawa Barat Indonesia Paweka, Bagiawati Rahayu; Berman, Ega Taqwali
Teknik Mesin "TEKNOLOGI" Vol 17, No 1 Okt (2017): Jurnal Teknik Mesin TEKNOLOGI
Publisher : Universitas Negeri Makassar

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Abstract

People's perception of cut flowers more positive, the use not only limited to mere decoration, but also for religious activities, sympathy, and so forth. Then the need for cut flowers always increases. But the constraints of this product are easily damaged, whether it occurs when picking or storage; shelf life and short cut flower life; and the influence of the storage environment of interest on damage that increases post-harvest losses. The purpose of this research is to get the value of cooling loads of post-harvest flower storage space of 28,000 stems at 10 0C and 90% RH. Based on  the literature study from various sources in the design of cooling space, it is produced that the heat load to be handled by cooling machine unit is 163.484,79 Btu/hr or 13,62 TR.Keywords: estimation, storage room, cut flowers.
ENHANCING OF STUDENTS LEARNING OUTCOMES USED PROBLEM BASED LEARNING (PBL) ON REFRIGERATION SYSTEMS AND INSTALLATIONS Oktapiana, Romy; Kusuma, Inu Hardi; Berman, Ega Taqwali
Journal of Mechanical Engineering Education Vol 7, No 1 (2020): Juni
Publisher : Universitas Pendidikan Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.17509/jmee.v7i1.29447

Abstract

The purpose of this study is to obtain data on student learning outcomes improvement using problem based learning (PBL) models on refrigeration systems and installations. This research was conducted at SMKN 1 Cimahi class XII TPB on the Refrigeration and Air Conditioning Engineering Expertise Program. The research sample of 29 students. The PBL model is implemented in three learning cycles that refer to the Classroom Action Research method. The observations of the three learning cycles that have been carried out give a picture of changes in student learning outcomes. The increase in learning outcomes can be seen from the average value of N-Gain in each cycle. N-Gain values obtained in cycle I, up to cycle III were 0.41, 0.52 and 0.59, respectively. The increase in N-Gain value from cycle I to cycle II was 27% and the increase in N-Gain value from cycle II to cycle III was 13%. All N-Gain values obtained are in the medium criteria. This research has implications for student learning activities that are more directed and planned so that students have activities at each stage of problem solving given by the teacher.
DETERMINING STANDARD TIME OF PRACTICUMS IN MAINTENANCE DOMESTIC AIR CONDITIONING SYSTEM FOR VOCATIONAL SCHOOLS STUDENT Miftakhudin, Muhammad; Suherman, Amay; Berman, Ega Taqwali
Journal of Mechanical Engineering Education Vol 7, No 1 (2020): Juni
Publisher : Universitas Pendidikan Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.17509/jmee.v7i1.29437

Abstract

Maintenance of the domestic air-conditioning system is a basic competency that exists in the refrigeration and air-conditioning expertise program. At present there is no set standard for the time students have to take in one practice training in maintaining the domestic air conditioning system. This study aims to obtain standard time practicum in maintenance domestic air conditioning systems for vocational scholls student. This study describes the standard time results of maintenance work on the domestic air conditioning unit using a quantitative approach with pre experimental design. Data collection uses test and observation instruments, where time measurement uses the stopwatch. The results showed that the standard time for maintaining an ideal domestic air conditioning system for students to achieve competence was 49.18 minutes. The standard timecan be reached after students repeat the practice of maintaining the domestic air conditioning system three times. This research complicates the students' self-confidence is increasing in the practice of maintaining the domestic air conditioning system.
THE USE OF COMPETENCY-BASED MODULES IN FACILITATE PROSPECTIVE TEACHER VOCATIONAL FOR DESIGN SYLLABUS AND LESSON PLAN suherman, amay; komaro, mumu; berman, ega taqwali
Journal of Mechanical Engineering Education Vol 7, No 2 (2020): Desember 2020
Publisher : Universitas Pendidikan Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.17509/jmee.v7i2.29626

Abstract

This study aims to obtain information from prospective vocational teacher students about the benefits of competency-based modules in facilitating them to design syllabus and lesson plan (RPP). This study used a qualitative method with research participants who were students of mechanical engineering education as vocational teacher candidates at a state university in Bandung. The informants involved in this study were five students consisting of three men and two women who had already carried out a lesson planning course. The method used to collect data is Focus Group Discussion (FGD) which is used to obtain general information and individual interviews to obtain more specific data. The results showed that the availability of competency-based modules was very helpful for students in guiding the preparation of syllabus and lesson plans. So that, this research will have implications for the achievement of student competencies in planning the teaching and learning process according to the demands of the 2013 curriculum.
INVESTIGATION OF AGE-DIFFERENCES EFFECTON MASTERINGBASICUSINGAC-D PORTABLE SIMULATORFOR UNEMPLOYED COMMUNITY Wiyono, Apri; Berman, Ega Taqwali; Rohendi, Dedi; Sumardi, Kamin; Mutaufiq, Mutaufiq; Sari, Dewi Puspita; Haikal, Haikal
Journal of Mechanical Engineering Education Vol 7, No 1 (2020): Juni
Publisher : Universitas Pendidikan Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.17509/jmee.v7i1.29446

Abstract

This research is conducted bythe problem of imbalance in the mastery of concepts, practices and activitiesof participants with a productive age range of 25-65 years in basic AC split system training. This happens because the method used is predominantly expository and visual media. Therefore, the trainer seeks to use the AC split media simulator in order to create an interesting learning atmosphere and increase the catchment and competence of participants. This study aims to determine the increase in learning outcomes, interests and motivation of participants in the productive age range 30 years and 30 yearsafter using the AC split learning instructional media on the AC split system training. The research method used was quasi-experimental, with variations in the object of research on 20 participants of tuna work in the village of Cigugur, Kuningan. Data collection techniques using questionnaires interest, motivation, pre-test and post-test. The results showed an increase in participants' learning outcomes as indicated by the average value of participant's interest in trainingactivities at productive age 30and 30 years with a score of 2.81 and 3.16, the category was quite good with an average N-Gain score of 55.89 and 36.26 medium category (30 ≤ G ≤ 70). The application of AC split simulator learning media also shows the learning motivation of participantsat the age of productive age range 30 years is greater than 30 years, amounting to 3.19: 3.08 with a fairly good category (Average score of 2.50-3.49). The distribution of N-Gain scores shows that the achievement of increased learning outcomes (training) for age 30 years tends to be higher on the scale of the medium category compared to the age range 30 years. The conclusion of this study, that the productive age range 30 years has a more significant increase in learning outcomes than the age range 30 years. by implementing the learning media of AC split simulator can increase the interest and motivation of participants in the basic AC split system training.
THE USE OF MULTIMEDIA ANIMATION FOR IMPROVING STUDENT LEARNING OUTCOMES AT VOCATIONAL EDUCATION OF REFRIGERATION AND AIR CONDITIONING Tasyarahmanto, Benido; Kusuma, Inu Hardi; Berman, Ega Taqwali
Journal of Mechanical Engineering Education Vol 7, No 1 (2020): Juni
Publisher : Universitas Pendidikan Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.17509/jmee.v7i1.29441

Abstract

The purpose of this research is to find out the improvement of student learning outcomes after using multimedia animation in the subjects of refrigeration and air conditioning control. This research was conducted in class XII TPA, Refrigeration and Air Conditioning Expertise Program at SMKN1 Cimahi. The sample used was 30 students and classroom action research was used as a research method. Learning activities carried out as many as three cycles consisting of planning, implementation, observation, and reflection. Collecting data on learning outcomes is done by carrying out pre-test and post-test. Improved student learning outcomes are measured by the value of N-Gain. The results showed the value of N-Gain in cycle I and cycle II were 0.51 and 0.59, respectively. These results are in the medium category. In cycle III there was an increase in the value of N-Gain by 24% to 0.73 and included in the high category. This research has implications for increasing learning activities and students' ability to understand refrigeration and air conditioning control materials that are getting better.
Students' Perception of the Implementation of Online Learning on Air Conditioning Engineering Course Aulia, Irham; Rohendi, Dedi; Berman, Ega Taqwali; Wiyono, Apri
Journal of Mechanical Engineering Education Vol 7, No 2 (2020): Desember 2020
Publisher : Universitas Pendidikan Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.17509/jmee.v7i2.28116

Abstract

The purpose of this study was to find out how students’ perceptions of online learning in terms of learning facilities, the ability of lecturer and students, as well as their learning activities. This research uses descriptive quantitative method. The data collection technique used in this research is a closed questionnaire filled out by Competency-Based Curriculum Refrigeration and Air Conditioning Engineering, Department of Mechanical Engineering Education, Universitas Pendidikan Indonesia students who contracted the Air Conditioning Engineering course, the sample was the entire population of the study. The results of this study indicate that students have good online learning facilities, students and lecturer can use learning facilities properly, and online learning activites are also carried out well. However, the results of the study also showed that the majority of students stated that online learning was not easier to understand and was not more interesting when compared to conventional learning.
ENHANCINGOF PRACTICAL SKILLS ONTHE MAINTENANCE AND REPAIRING COMPETENCY OF AIR REFRIGERATIONVEHICLE FOR DROPOUT YOUTH Rohendi, Dedi; Berman, Ega Taqwali; Suma, Enang; Sumardi, Kamin; Ariyano, Ariyano; Hardikusumah, Inu; Djohar, As’ari
Journal of Mechanical Engineering Education Vol 7, No 1 (2020): Juni
Publisher : Universitas Pendidikan Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.17509/jmee.v7i1.29439

Abstract

The government is trying to improve the ability of the community in entrepreneurship. This is done to overcome the increasing unemployment problem in the country. Expertise services are one of the factors that support entrepreneurship. One of the expertiseservices is filling and vacuuming the freon Air Conditioning of car. This expertise requires reliable human resources. However, until now the available resources are still limited. The training was conducted by lecturers from the Department of Mechanical Engineering UPI in line with the Tridharma Perguruan Tinggi activities on the skills of filling and vacuuming the freon AC of the car. The purpose of this training is to help out-of-school youths in Cigugur village, Kuningan regency who are not yet workingor in order to find work, so that they have basic skills in the car air-conditioning system so that they can be used for work or independent entrepreneurs. The methods used in this training are lectures, discussions, practice and improvement projects. Thetraining was conducted for 18 young people who dropped out of school in Cigugur village, Kuningan district. The results of the training show that there is a significant increase in the practical skills of maintaining and repairing air-conditioning youth cars that drop out significantly.
Co-Authors Amay Suherman Apri Wiyono Ariyano Ariyano, Ariyano Asep A. Ruri Irwanto Aulia, Irham Dewi Puspita Sari Djohar, As’ari Eky Roskiana Ghani Heryana Haikal Haikal Hardikusumah, Inu Hendri Sulistyo Irman Maolani Iskandar Dzulkarnaen Kamin Sumardi Kusuma, Inu Hardi M.I Mulyana Miftakhudin, Muhammad Muhammad Noor, Ridwan Adam Mumu Komaro Mutaufiq Mutaufiq Mutaufiq Mutaufiq Mutaufiq Mutaufiq Mutaufiq Mutaufiq Mutaufiq Mutaufiq, Mutaufiq Oktapiana, Romy Paweka, Bagiawati Rahayu Prakoso, Aji Putro Radif Abdul Hapidz Rizal Zenal Muqodas, Rizal Zenal Suma, Enang Syamsuri Hasan Tasyarahmanto, Benido Widodo Rahayu Yundari, Yundari