نتایج جستجو برای: gas percentage
تعداد نتایج: 377221 فیلتر نتایج به سال:
Renewable energy sources are developed worldwide, owing to high oil prices and in order to limit greenhouse gas emissions. The objective of this research was to study the feasibility of biodiesel production from mountain almond (Prunus Scoparia) oil using ultrasonic system and optimization of the process using Artificial Bees Colony (ABC) Algorithm. The results showed that by increasing the mol...
Traffic induced turbulence coupled with natural air motions becomes an important variable affecting the dispersion of exhaust emissions, especially under low wind conditions. A flexible model vehicle movement system (ƒMVMS) for an urban intersection having two-way straight and radial peripheral traffic flows has been designed, fabricated and made operational in the EWT to study the traffic indu...
UNLABELLED Lung volume reduction (LVR) is an effective therapy for end-stage emphysema. Preliminary and postprocedure imaging is usually limited to CT for anatomic delineation of the location and severity of the most acutely affected lung zones. The purpose of this study was to investigate the potential of using a new quantitative gas trapping index (GTI) derived from a (133)Xe ventilation scan...
The objective of this study is to predict the percentage dilution in AISI 1020 low carbon steel welds produced from tungsten inert gas welding using Artificial Neural Networking (ANN) approach. regression plot showed R = 0.9992 as progress training, 0.99865 validation and 0.85285 training test. This led overall correlation coefficient (R) 0.90007 which signified that ANN a robust tool for predi...
P-271 How much should you tolerate? The tolerance level of gas mixtures percentage in premixed gases
Abstract Study question Does the percentage of tolerance level gas mixtures for premixed affect blastocyst formation rate? Summary answer A lower can improve rate by providing a more optimal pH in culture microenviroment. What is known already Benchtop incubators that use gases are regarded as one most common used many IVF setups. The CO2 mixture has direct impact on media’s whereby an increase...
Sample Types LC/MS systems facilitate the analysis of samples that traditionally have been difficult to analyze. Despite the power and usefulness of gas chromatography/mass spectrometry (GC/MS), many compounds are impossible to analyze with GC/MS. LC/MS significantly expands the effective analytical use of mass spectrometry to a much larger number of organic compounds. Gas chromatography and GC...
بازیافت گوگرد از گاز اسیدی در پالایشگاه گاز شهید هاشمی نژاد بر مبنای روش کلاوس صورت می پذیرد. حدود 54 درصد از گاز اسیدی درون کوره واکنش به گوگرد تبدیل می شود و مابقی در سه مرحله مبدل کاتالیستی واکنش می دهد. جهت جداسازی گوگرد تولید شده در هر مرحله پس از انجام واکنش، جریان گازی تا دمایی پایین تر از دمای شبنم گوگرد در فشار عملیاتی سرد می شود. پس از آن دمای جریان گازی جهت ورود به بستر کاتالیستی ب...
RGNC: A focused Investment RGNC's activities are focused on the gathering & processing, compression, transportation (pipelines), and marketing of natural gas in some of the largest producing areas of the United States -primarily Texas, Louisiana, and Kansas. Their business model involves three revenue structures: charging transport fees based on amount of gas shipped, brokering sales from one e...
The objective of this study was to determine the effect of irradiation of pomegranate seed (PS) on chemical composition, digestibility and kinetic of gas production. Pomegranate seeds were exposed to gamma ray (GR) and electron beam (EB) at doses of 5, 10, 15 and 20 kGy. Three ruminally fistulated rams were used for obtaining ruminal fluid for in vitro digestibility and gas production measuremen...
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