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MANHAJ TARJIH TENTANG SUNNAH/HADIS SEBAGAI SUMBER AJARAN ISLAM Imron Rosyadi
Tajdida: Jurnal Pemikiran dan Gerakan Muhammadiyah Vol 18, No 2 (2020): Desember
Publisher : Universitas Muhammadiyah Surakarta

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Abstract

Muhammadiyah is an association founded by KH. Dahlan in 1430 H/November 18, 1912 AD in Yogyakarta. The birth of Muhammadiyah is a continuation of the reform movement in the Middle East. One of the organizational structures of Muhammadiyah is the Tarjih Council as a complete organization of Muhammadiyah. One of the characteristics of the renewal movement is the return to the Qur'an and as-Sunnah (ar-Ruju' ila al-Qur'an wa as-Sunnah). In Returning to as-Sunnah, Muhammadiyah has a manhaj. This paper tries to explain the views of the Tarjih Council on matters related to as-Sunnah as an authoritative source of Islamic teachings after the Qur'an. Not all as-Sunnah/hadith recorded in standard hadith books can be used as authoritative sources, they must meet certain criteria.
MODEL PEMBERDAYAAN ZAKAT PRODUKTIF LAZISMU SOLO Imron Rosyadi
Tajdida: Jurnal Pemikiran dan Gerakan Muhammadiyah Vol 18, No 1 (2020): Juni
Publisher : Universitas Muhammadiyah Surakarta

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Abstract

Poverty has been a problem for the people since ancient times. Various efforts have been made by many groups, both individuals and institutions. This study is to determine the model of management, implementation, and utilization of productive zakat that is carried out by Lazismu Solo to provide welfare and justice. This research can be categorized into field research, because the object is the utilization of productive zakat which is carried out by Lazismu Solo.From the discussion and analysis that has been described, it can be concluded that the implementation of productive zakat utilization carried out by Lazismu Solo through an economic empowerment program, namely the business development empowerment movement, is very well targeted. Implementation of productive zakat utilization Lazismu Solo provides assistance in the form of business capital assistance to mustahik. The provision of business capital assistance can have a positive impact and can prosper the mustahik economy
DIALEKTIKA HUKUM ISLAM DAN PERUBAHAN SOSIAL DI INDONESIA: TELAAH FATWA-FATWA TARJIH MUHAMMADIYAH Imron Rosyadi
Tajdida: Jurnal Pemikiran dan Gerakan Muhammadiyah Vol 12, No 2 (2014): Desember
Publisher : Universitas Muhammadiyah Surakarta

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Abstract

To avoid divisions Muhammadiyah members in practicing the teachings of Islam, Muhammadiyah established the Legal Affairs Committee (Tarjih). This assembly is tasked to examine issues related to fiqh and other religious issues. This paper examines about fatwas of Tarjih Muhammadiyah in responding to social change in Indonesia, concluded on dialectics Fatwa Tarjih with social change in Indonesia with all its dynamics in the following description. With reference to the dialectic model of Islamic law and social change, then the Fatwa Tarjih there are three models of dialectics (response), namely tahmil, taghyir, and Tahrim.
KOMUNIKASI DALAM MENERTIBKAN ANGKUTAN UMUM PENUMPANG ILLEGAL TAHUN 2011-2013 DI KABUPATEN KUANTAN SINGINGI Imron Rosyadi; Ishak "
Jurnal Online Mahasiswa (JOM) Bidang Ilmu Sosial dan Ilmu Politik Vol 1, No 1: WISUDA FEBRUARI 2014
Publisher : Fakultas Ilmu Sosial dan Ilmu Politik Universitas Riau

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Abstract

Supervision of the Department of Transportation and CommunicationInformation in Public Transport Passenger curb Illegal Year 2011-2013 inKuantan Singingi District.Informants in this study were Apparatus Information and CommunicationDepartment of Transportation, Traffic Police Unit officers Regency KuantanResort Singingi, and the owner of freight or passenger public transport driversillegal, based on the type of four-wheeled vehicles that rode in Kuantan SingingiDistrict, which is determined by purposive according to research needs.This study aims to determine the cause of the Transport Department ofInformation and Communications is not able to regulate the public transport ofpassengers Illegal Year 2011-2013 in Kuantan Singingi District. In this study,researchers used qualitative methods to analyze the data is descriptive analysis.Data collection techniques in this study is the observation and interview, whiledata analysis technique that is use qualitative analysis, by analyzing theexpression or records available or observed behavior. Qualitative analysis wasperformed on the data, in this case the qualitative data in the form of information,a description in the form of prose language, then linked with other data to obtainclarity on the truth.Conclusions from the study regarding the supervision of Department ofTransportation and Communications in Information Public transport passengercurb Illegal Year 2011-2013 In Singingi Regency Kuantan is still less than themaximum , because they have not been able to curb illegal entire public transportpassengers in Kuantan Singingi District are caused by several factors in amongthese are the lack of rigor officer at the time of supervision and lack of firmnesssanctions applied so as not to make the driver feel afraid or transit abundant inaction, as well as lack of awareness of the driver and the passenger transportillegal.Keywords: Monitoring, Control and Demolition.
Utilization of Land Pawning in Customary Law and Its Solutions Under Islamic Law Imron Rosyadi; Rizka Rizka
Jurnal Jurisprudence Vol 11, No 2 (2021): Vol. 11, No.2, Desember 2021
Publisher : Muhammadiyah University Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23917/jurisprudence.v11i2.16374

Abstract

Purpose: This research aims to ascertain the practice of land pawning as security for loans and understand its law. A land pawner utilizes the collateral and retains the proceeds. However, a land pawnbroker is not entitled to obtain the pawner’s land management results.Methodology: This study belongs to normative juridical research, examining the relevant legal provisions and their implementation in society. This research investigated problem-solving in the practice of land pawning under customary law.Findings: The findings reveal that the customary pawning practice refers to the pawner’s land position as collateral. Muslim communities sometimes commit land pawning to obtain loans. The land pawner utilizes the collateral and retains the proceeds. In contrast, the land pawnbroker receives no benefit from the pawner’s land management.Practicality: This study is anticipated to guide pawnshops and banking institutions to ensure that solutions that conform to Islamic law are developed when pawning land following customary law. Islamic law offers a solution to employ a multi-contract, not a single one, as conducted so far, among others via qard and ijarah contracts.Novelty/Originality: The solution to the land pawning issue is utilizing a multi-contract, such as qard and ijarah contracts. An ijarah contract is not a condition or ta’aluq of the qard contract, as is the case with customary law’s practice of pawning. The ijarah agreement is entered into when pawned commodities are used as a means out of the deadlock created by the practice of land pawning contracts according to customary law, which utilizes a single contract. The profit earned by the pawner is derived from ijarah. Both parties gain equally in this case; the owner of the pawned property retains ownership of the lien and receives a profit share from the rent on the land used as collateral for his obligations.
keterkaitan kinerja keuangan dengan harga saham (Studi pada 25 Emiten 4 Rasio Keuangan d BEJ) Imron Rosyadi
Riset Akuntansi dan Keuangan Indonesia Vol 1, No 1 (2002): Jurnal Akuntansi dan Keuangan
Publisher : Universitas Muhammadiyah Surakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23917/reaksi.v1i1.3678

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Pengaruh Massa PCM (Phase Change Material) Terhadap Produktivitas dan Efisiensi Alat Destilasi Tenaga Surya Menggunakan PCM Jenis Lauric Acid Sebagai Penyimpan Panas Ehsan Tri Saputra; Ni Ketut Caturwati; Imron Rosyadi
Eksergi Vol 17, No 3 (2021): SEPTEMBER 2021
Publisher : Politeknik Negeri Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (520.36 KB) | DOI: 10.32497/eksergi.v17i03.2877

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Manusia membutuhkan air untuk minum, makan, mandi dan sebagai penunjang kegiatan manusia dalam kehidupan sehari-hari. Alat destilasi surya merupakan alat yang mampu menghasilkan air bersih melalui proses destilasi dengan menggunakan energi matahari. Salah satu cara untuk meningkatkan produktivitas alat destilasi surya yaitu dengan menambahkan PCM (Phase Change Material) sebagai penyimpan panas.Pada penelitian ini menggunakan PCM jenis Lauric Acid karena memiliki temperatur perubahan fasa yang relatif rendah (40 - 43.9 °C).  Tujuan penelitian ini yaitu untuk mengetahui pengaruh massa PCM terhadap produksi destilat dan efisiensi alat destilasi surya. Metode penelitian yang digunakan adalah metode eksperimental yaitu melakukan pengamatan untuk mengetahui sebab akibat dalam suatu proses dengan membandingkan antara pengujian alat destilasi surya dengan penambahan PCM dan NON PCM.Berdasarkan hasil penelitian diperoleh kesimpulan bahwa penambahan massa PCM dapat meningkatkan produksi destilat dan efisiensi alat destilasi. Pada pengujian massa 6 kg, 7 kg, 8 kg, 9 kg dan 10 kg terjadi kenaikan efisiensi rata-rata pada masing-masing pengujian sebesar 4,49 %, 6,62 %, 8,00 %, 8,38 % dan 1,38 %. Berdasarkan hasil perhitungan efisiensi dan produktivitas pada alat destilasi, penggunaan massa 9 kg dengan volume air baku 51,13 liter dapat meningkatkan unjuk kerja alat secara optimal dengan spesifikasi dan ukuran alat destilasi yang digunakan dalam penelitian.
PENGARUH PENURUNAN VACUUM PADA SAAT BACKWASH CONDENSER TERHADAP HEAT RATE TURBIN DI PLTU Imron Rosyadi; Dhimas Satria; Cecep Cecep
FLYWHEEL : Jurnal Teknik Mesin Untirta Volume II Nomor 1, April 2016
Publisher : Universitas Sultan Ageng Tirtayasa

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (675.909 KB) | DOI: 10.36055/fwl.v0i1.723

Abstract

Pembersihan pipa Condenser pada unit PLTU sangat  penting dilakukan agar efesiensi dan efektivitas alat penukar kalor condenser tetap terjaga dengan baik. Pola pembersihan yang dilakukan di PLTU Suralaya Unit  5-7 selama ini menggunakan sistem backwash mengingat system ball cleaning sudah tidak berfungsi dengan maksimal. Akibat pola backwashing tentunya berakibat pada perubahan kinerja dari unit pembangkit secara keseluruhan. Penelitian ini bertujuan untuk mengetahui effektifitas dan effisiensi dari proses backwash condenser terhadap effisiensi unit dan dapat dijadikan acuan SOP untuk unit yang lain. Hasil kajian memperlihatkan adanya penurunan tekanan vacuum pada condenser yang berakibat pada penurunan efesiensithermal. Efesiensi thermal yang tinggi terjadi pada beban tinggi yaitu 450 MW dan 600 MW yakni diatas 36% sehingga pola backwashing sangat dianjurkan untuk diterapkan pada saat beban tinggi. Penurunan tekanan vacuum akibat backwashing berakibat pada peningkatan heat rate pada pembangkit yang menyebabkan peningkatan biaya operasi.
UJI KUALITAS SYNGAS BAHAN BAKAR BONGGOL JAGUNG TERHADAP AIR FUEL RATIO (AFR) DAN KADAR AIR DENGAN GASIFIKASI DOWNDRAFT Endang Suhendi; Imron Rosyadi; Tb. Ahmad Nasorudin
JURNAL INTEGRASI PROSES VOLUME 6 NOMOR 2 DESEMBER 2016
Publisher : JURNAL INTEGRASI PROSES

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1183.371 KB) | DOI: 10.36055/jip.v6i2.953

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Teknologi gasifikasi adalah memanfaatkan energi biomassa sebagai bahan bakar melalui proses mengubah padatan biomassa menjadi syngas yaitu CH4,H2, CO, pada temperatur tinggi di reaktor gasifier dengan suplai udara terbatas. Tujuan penelitian ini adalah menciptakan inovasi energi alternatif terbarukan dan mengetahui pengaruh AFR dan kadar air terhadap kualitas produk syngas yang dihasilkan pada gasifikasi tipe downdraft serta membandingkan komposisi syngas pada penelitian gasifikasi updraft sebelumnya. Untuk bonggol jagung dikeringkan sampai didapatkan kadar air yang diinginkan. Penelitian ini menggunakan blower dengan laju alir udara yang dihembuskan ke reaktor gasifier di atur berdasarkan beberapa variasi AFR. Dalam enam kali pengujian dengan tiga variasi AFR dan dua variasi kadar air bahan bakar yang berbeda didapatkan hasil analisa syngas memiliki konsentrasi yang berbeda. Pada penelitian ini untuk AFR 1,048 dan kadar air 9 % menghasilkan kualitas syngas paling baik dengan konsentrasi CH₄ 2,020 vol%, H₂ 4,033 vol % dan CO 9,813 vol %.
Studi Konsumsi Bahan Bakar Mesin Gokart 150cc dengan Variasi Nilai Oktan Bahan Bakar Abel Fuadi; Agung Sudrajad; Imron Rosyadi
JURNAL MECHANICAL Vol 12, No 1 (2021): Maret 2021
Publisher : Jurusan Teknik Mesin, Fakultas Teknik, Universitas Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/mech.v12.n1.202103

Abstract

Petrol fuel is a very inexpendable resource of energy to move or operate a machine to work as it could be. There were so many kinds of fuel such as pertamax, pertamax turbo, and avgas, with each other has a different octane number. Fuel consumption is affected by so many factor, few between them arethe difference between their octane number. The purpose of this study is to found the consumption value of 150cc gokart engine with an octane number variant. This experiment test the specific fuel consumption and air fuel ratio of the engine mentioned above when using different fuel like pertamax, pertamax turbo, and avgas, as all of them tested using dynotest, which connected to computer to track their power value of each fuel used linearly with Rpm increase, idle Rpm, 3000, 5000, 7000 and 9000 Rpm. For specific fuel consumption count based on time needed to emptying each of the fuel tested. From the research, found that specific fuel consumption value was 680 gram/Kwh for pertamax fuel, 357 gram/Kwh for pertamax turbo fuel, and 675 gram/Kwh for avgas. In this research, the factor that affects the specific fuel consumption is the difference between octane number of each fuel type