نتایج جستجو برای: and power cchp

تعداد نتایج: 16901960  

Journal: :Applied sciences 2022

Energy demand is rising sharply due to the technological development and progress of modern times. Neverthless, traditional thermal power generation has several diadvantages including its low energy usage emitting a lot polluting gases, resulting in depletion crisis increasingly serious greenhouse effect. In response environmental issues depletion, Combined Cooling, Heating Power system (CCHP) ...

Journal: :International journal of clinical medicine 2023

Background: The available data on cryptogenic chronic hypersensitivity pneumonitis (ccHP) indicate an inherited predisposition to disease with triggering autoimmune phenomena. Hence, we evaluated prospectively the role of a new regimen in treatment its severe and progressive disease. Patients Methods: A total 9 patients were included study. They had criteria for ccHP viz. 1) clinical features r...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه 1377

the methods which are used to analyze microstrip antennas, are divited into three categories: empirical methods, semi-empirical methods and full-wave analysis. empirical and semi-empirical methods are generally based on some fundamental simplifying assumptions about quality of surface current distribution and substrate thickness. thses simplificatioms cause low accuracy in field evaluation. ful...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1391

since its introduction in 1959, translation quality assessment (tqa) has been among the most addressed research topics in translation studies. during recent years, there has been a crucial increase on the study of tqa. various methods have come on scene. although these methods are based on scientific theories, most of them have remained at the level of theory. juliane house’s model is among tho...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی خواجه نصیرالدین طوسی - دانشکده مهندسی مکانیک 1392

سیستم های cchp علاوه بر تولید توان، با استفاده از حرارت اتلافی خروجی، نیازهای گرمایشی و سرمایشی واحد مصرفی را تامین می نمایند. اجزای اصلی سیستم های cchp شامل محرک اصلی، مبدل های حرارتی، واحد تولید سرمایش و سیستم کنترل می باشد. محرک اصلی واحد cchp می تواند از نوع موتور، توربین و یا پیل سوختی باشد. در این پژوهش، پیل سوختی اکسید جامد به عنوان محرک اصلی انتخاب شده است. از چیلر جذبی، سرمایش مورد نیا...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سمنان - دانشکده ادبیات و علوم انسانی 1393

this thesis is an evaluation of poetry of sylvia plath (1932- 1963) and forough farrokhzad (1935-1967) using feminist approach and finds the positive concepts of hope, reason and strength through feminine images in their poetry. plath and farrokhzad are from different cultures and different countries but they share the same concepts and themes in their poetry. by applying feminist theory to the...

Journal: :Energy Conversion and Management 2021

Stirling engines (SE) offer good part load performance and high heat sink temperatures which make it a suitable candidate to serve as prime mover in micro-combined cooling, heating power (?-CCHP) applications. In this study, novel ?-CCHP configuration hybridising SE with an ORC utilise the waste from produce additional is proposed. Additional was recovered flue gas dry biomass feedstock, fire t...

Journal: :Energies 2021

The reliance on coal-fired power generation has gradually reduced with the growing interest in environment and safety, environmental effects of are now being considered. However, it can be difficult to provide stable end-users while minimizing pollution by replacing systems combined cooling, heat, (CCHP) that use natural gas, because CCHP have various output vulnerabilities. Therefore, purchasi...

Journal: :International Journal of Hydrogen Energy 2022

A typical problem in Northeast China is that a large amount of surplus electricity has arisen owing to the serious photovoltaic power curtailment phenomenon. To effectively utilize excess power, hybrid energy system proposed uses produce hydrogen this paper. It combines solar energy, production system, and Combined Cooling Heating Power (CCHP) realize cooling, heating, generation. The supplies ...

ژورنال: انرژی ایران 2016

تولید انرژی مؤثر و منطقی و عرضه آن، یکی از فرض‌های اصلی توسعه پایدار است. سیستم‌های تولید همزمان برق، حرارت و برودت دارای مزایای زیست‌محیطی روشن با افزایش بهره‌وری انرژی، کاهش انتشار آلاینده‌های زیست‌محیطی و مصرف بهینه انرژی حرارتی حاصل از سوخت‌های فسیلی می‌باشد. با این حال، این سیستم‌ها هزینه سرمایه‌گذاری بالاتر و طراحی و تعمیر و نگهداری پیچیده‌تری نیز دارند؛ بنابراین به‌منظور انتخاب بهترین سی...

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