نتایج جستجو برای: pv unit
تعداد نتایج: 417876 فیلتر نتایج به سال:
Objectives. The aim of this pilot study was to describe the clinical efficacy of a conservative oral hygiene protocol in patients affected by gingival pemphigus vulgaris (PV) applied in a case series. Methods. Subjects suffering from PV with gingival localisation and slightly responsive to conventional treatment with systemic corticosteroids and immunosuppressive drugs were selected among indiv...
Power-Voltage (P-V) curve and Current-Voltage (I-V) curve determine the performance of the PV system. In this work, the arrangements of the PV module were reconstructed by adding the number of PV module in 3 strings configuration from 5 to 45. This method enhance the performance of the PV system as it able to show the characteristic of the P-V and I-V curve during partial shading and maximum ir...
OBJECTIVE To evaluate whether a well developed collateral circulation predisposes to restenosis after percutaneous coronary intervention (PCI). DESIGN Prospective observational study. PATIENTS AND SETTING 58 patients undergoing elective single vessel PCI in a tertiary referral interventional cardiac unit in the UK. METHODS Collateral flow index (CFI) was calculated as (Pw-Pv)/(Pa-Pv), whe...
The globus pallidus (GP) consists of two neuron populations, distinguished according to their immunoreactivity for parvalbumin (PV). The PV-immunoreactive (PV+) neurons project preferentially to "downstream" targets such as the subthalamic and entopeduncular nuclei, whereas neurons lacking PV (PV- neurons) project preferentially to the striatum, suggesting a role for PV- cells in feedback to st...
During segmental isolation of the pulmonary veins (PVs) in a patient with paroxysmal atrial fibrillation, there was a PV bradycardia that was dissociated from the left atrium in a segment of the right superior PV, whereas the remaining segments showed passive activation of a PV fascicle during sinus rhythm. Rapid atrial pacing induced a PV tachycardia in the nonisolated fascicles, and the disso...
در این رساله، بهینه سازی چند تابع هدف یک گردآورنده فتوولتائیک حرارتی (pv/t) خورشیدی انجام شده است. بدین منظور، یک تحلیل انرژی و اکسرژی مفصل برای محاسبه پارامترهای حرارتی و الکتریکی، راندمان انرژی کلی، مولفه های اکسرژی و راندمان اکسرژی یک گردآورنده pv/t نمونه انجام شده است. پارامترهای حرارتی و الکتریکی گردآورنده pv/t شامل دمای سلول خورشیدی، دمای سطح زیرین تدلار، دمای سیال خروجی، ولتاژ مدار باز، ...
BACKGROUND The roles of complex muscle sleeve geometry and fiber orientation in the pulmonary veins (PVs) in wave-front propagation are poorly understood. METHODS AND RESULTS We mapped the left superior PV (LSPV, n=7) and left inferior PV (LIPV, n=4) of dogs with 420 bipolar electrodes (1-mm resolution) and performed detailed histological examination. In the anterior LSPV-left atrial (LA) jun...
Pembangkit listrik tenaga surya adalah salah satu pembangkit energi terbarukan yang menggunakan matahari untuk diubah menjadi modul fotovoltaik. Penelitian ini bertujuan mengetahui kapasitas modul, baterai, inverter dan besar produksi listrik. metode perhitungan simulasi perangkat lunak PV syst. Hasil dari penelitian sebesar 350 Wp jumlah digunakan sebanyak 286 unit dengan luas area 521 m2. Dal...
BACKGROUND Adenosine can unmask dormant pulmonary vein (PV) conduction after PV isolation. Adenosine can also induce ectopy in electrically silent PVs after isolation, possibly via activation of autonomic triggers. We sought to identify the implications of adenosine-induced PV ectopy for atrial fibrillation (AF) recurrence after PV isolation. METHODS AND RESULTS A total of 152 patients (age, ...
-This paper presents a steady-state model of a gridconnected photovoltaic (PV) system using Electromagnetic Transient Program (EMTP) MODELS. Recently the PV system has been introduced in power systems. The previous PV generation was used only to supply small loads or for home use. Nowadays, installations of grid-connected PV systems are increasing due to several advantages compared to standalon...
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