A simple measurement method of temperature and emissivity of coal-fired flames from visible radiation image and its application in a CFB boiler furnace

Fuel

Volumn 88, Issue 6, 2009, Pages 980-987

  Jiang, Zhi Wei ^a   Luo, Zi Xue ^a   Zhou, Huai Chun ^a  

^a HUAZHONG UNIVERSITY OF SCIENCE AND TECHNOLOGY   (China)

Author keywords

Circulating fluidized bed; Coal combustion; Image processing; Radiation property; Temperature measurement

Indexed keywords

BOILERS; CHARGE COUPLED DEVICES; COAL; COAL INDUSTRY; COMBUSTION; DIGITAL CAMERAS; DIGITAL IMAGE STORAGE; ELECTROMAGNETIC WAVE EMISSION; FLAMMABILITY; FLUID DYNAMICS; FLUIDIZATION; FLUIDIZED BED COMBUSTION; FLUIDIZED BED PROCESS; FLUIDIZED BEDS; FURNACES; IMAGE PROCESSING; IMAGING SYSTEMS; INTEGRATED CIRCUITS; SIGNAL PROCESSING; SMOKE; TEMPERATURE MEASUREMENT; TEMPERATURE MEASURING INSTRUMENTS; THERMOCHEMISTRY;

CAPTURE IMAGES; CCD IMAGES; CFB BOILERS; CIRCULATING FLUIDIZED BED; COAL-FIRED COMBUSTIONS; COMBUSTION FLAMES; COMBUSTION PRO CESS; FLAME EMISSIVITIES; IMAGE PROCESSING SYSTEMS; MEASUREMENT METHODS; NON CONTACTS; RADIATION IMAGES; RADIATION PROPERTY; RED , GREEN AND BLUES; SPECTROSCOPIC CHARACTERISTICS; TEMPERATURE RANGES; TWO-COLOR METHODS;

COAL COMBUSTION;

EID: 60449083099     PISSN: 00162361     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.fuel.2008.12.014     Document Type: Article

References (23)

1. Lu J.F., Zhang J.S., Yue G.X., and Liu Q. Method of calculation of heat transfer coefficient of the heater in a circulating fluidized bed furnace. Heat Transfer - Asian Res 31 7 (2002) 540-550
2. Hottel H.C., and Broughton F.P. Determination of true temperature and total radiation from luminous gas flames. Ind Eng Chem (Anal Ed) 4 2 (1932) 166-175
3. Matsui Y, Kamimoto T. A study on the time and space resolved measurement of flame temperature and soot concentration in a D.I. diesel engine by the two-color method. Society of Automotive Engineers Publication 1979; Paper No.790491.
4. Quoc HX, Vignon JM, Burn M. A new approach of the two-color method for determining local Instantaneous soot concentration and temperature in a D.I. diesel combustion chamber. Society of Automotive Engineers Publication 1991; Paper No.910736.
5. Flower W.L. Optical measurements of soot formation in premixed flames. Combust Sci Technol 33 (1983) 17-33
6. Flower W.L. Soot particle temperatures in axisymmetric laminar ethylene-air diffusion flames at pressures up to 0.7 MPa. Combust Flame 77 (1989) 279-293
7. Levendis Y.A., Estrada K.R., and Hottel H.C. Development of multicolor pyrometers to monitor the transient response of burning carbonaceous particles. Rev Sci Instrum 63 7 (1992) 3608-3622
8. Panagiotou T., Levendis Y., and Delichatsios M. Measurements of particle flame temperatures using three-color optical pyrometry. Combust Flame 104 3 (1996) 272-287
9. Cashdollar K.L. Three-wavelength pyrometer for measuring flame temperatures. Appl Optics 18 (1979) 1595-1597
10. Tago Y., Akimoto F., Kitagawa K., et al. Spectroscopic measurements of high emissivity materials using two-dimensional two-color thermometry. J Eng Gas Turbines Power-Trans ASME 127 3 (2005) 472-477
11. Brown D.M., Sandvik P.M., Fedison J.B., et al. Determination of lean burn combustion temperature using ultraviolet emission. Sensors J IEEE 8 3 (2008) 255-260
12. Berry Yelverton T.L., and Roberts W.L. Soot surface temperature measurements in pure and diluted flames at atmospheric and elevated pressures. Exp Therm Fluid Sci 33 1 (2008) 17-22
13. Shimoda M., Sugano A., Kinura T., Watanabe Y., and Isgiyama K. Prediction method of unburnt carbon for coal fired utility boiler using image processing technique of combustion flame. IEEE Trans Energy Convers 5 4 (1990) 640-645
14. Zhou H.C., Zhang S.S., Huang Y.L., and Zheng C.G. Monitoring of 2-D combustion temperature images in a 670 t/h utility boiler and simulation on its application in combustion control. Dev Chem Eng Miner Process 8 3/4 (2000) 311-322
15. Huang Y., Yan Y., and Riley G. Vision-based measurement of temperature distribution in a 500-kW model furnace using the two-color method. Measurement 28 3 (2000) 175-183
16. Wang F., Wang X.J., Ma Z.Y., Yan J.H., Chi Y., Wei C.Y., et al. The research on the estimation for the NOx emissive concentration of the pulverized coal boiler by the flame image processing technique. Fuel 81 16 (2002) 2113-2120
17. Hirano T., Ishizukea S., Tsuruda T., Hasegawa T., and Mochida S. The potential of visualization for studies on flames and furnaces. Fuel 73 (1994) 1697-1705
18. Lou C., and Zhou H.C. Deduction of the two-dimensional distribution of temperature in a cross section of a boiler furnace from images of flame radiation. Combust Flame 143 (2005) 97-105
19. Zhou H.C., Lou C., Cheng Q., Jiang Z.W., He J., Huang B.Y., et al. Experimental investigations on visualization of three-dimensional temperature distributions in a large-scale pulverized-coal-fired boiler furnace. Proc Combust Inst 30 (2005) 1699-1706
20. Lu G., Yan Y., Cornwell S., Whitehouse M., and Riley G. Impact of co-firing coal and biomass on flame characteristics and stability. Fuel 87 (2008) 1133-1140
21. Modest M.F. Radiative heat transfer. 2nd ed. (2003), Academic Press, San Diego
22. Cheng X.F., and Zhou Z. Study on measurement principle of temperature by three primary colors. Sci China (Ser E: Technol Sci) 27 4 (1997) 342-345
23. Ohtake K., and Okazaki K. Optical CT measurement and mathematical prediction of multi-temperature in pulverized coal combustion field. Int J Heat Mass Trans 31 2 (1988) 397-405