Investigation of Temperature Field and Laminar Flame Structure of Inclined Impinging Jets by Interferometry Mach-Zehnder Experimental Method
Abstract:
Nowadays, due to energy crisis and the increase in the energy demand, the use of alternative fuels is essential. Landfill gas (LFG) is a natural product of the decomposition of organic material in landfills which is composed of methane and carbon dioxide. Impinging flames are unique configuration which leads to an increase in the amount of mixing and improving combustion efficiency. In this study, temperature field and flame structure of laminar premixed flame of landfill-air in cross burners have been examined. The flame temperature field of combustion products was obtained by the Mach-Zehnder interferometry method. To validate the results, the obtained temperatures of Mach-Zehnder method were compared to measured data by thermocouples and good agreement was observed. The effects of angle and distance between two burners have been studied to investigate the effect of burner’s configuration on the flame structure. These two parameters in laminar flow regime have been studied, while the angle between two burners varied from 60 to 100 degree and dimensionless distance (S⁄D_h ) varied from 3.44 to 9.63. The obtained results showed the burner’s angle does not have much impact on the maximum flame temperature but the flame structure is very affected by this parameter. On the other hand, the distance between burners has strong effect on the maximum flame temperature, flame structure, and the region of maximum flame temperature.
Language:
Persian
Published:
Modares Mechanical Engineering, Volume:17 Issue: 6, 2017
Pages:
233 to 240
magiran.com/p1717333  
دانلود و مطالعه متن این مقاله با یکی از روشهای زیر امکان پذیر است:
اشتراک شخصی
با عضویت و پرداخت آنلاین حق اشتراک یک‌ساله به مبلغ 990,000ريال می‌توانید 70 عنوان مطلب دانلود کنید!
اشتراک سازمانی
به کتابخانه دانشگاه یا محل کار خود پیشنهاد کنید تا اشتراک سازمانی این پایگاه را برای دسترسی نامحدود همه کاربران به متن مطالب تهیه نمایند!
توجه!
  • حق عضویت دریافتی صرف حمایت از نشریات عضو و نگهداری، تکمیل و توسعه مگیران می‌شود.
  • پرداخت حق اشتراک و دانلود مقالات اجازه بازنشر آن در سایر رسانه‌های چاپی و دیجیتال را به کاربر نمی‌دهد.
دسترسی سراسری کاربران دانشگاه پیام نور!
اعضای هیئت علمی و دانشجویان دانشگاه پیام نور در سراسر کشور، در صورت ثبت نام با ایمیل دانشگاهی، تا پایان فروردین ماه 1403 به مقالات سایت دسترسی خواهند داشت!
In order to view content subscription is required

Personal subscription
Subscribe magiran.com for 50 € euros via PayPal and download 70 articles during a year.
Organization subscription
Please contact us to subscribe your university or library for unlimited access!