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.330 Mw Power Plant Hedge Boiler Furnace Process Of Numerical Simulation And Experimental Study And The Four Corners Of Boiler Design And Research Of The Load Of Common Procedures And Furnace Process

Posted on:2002-06-06Degree:DoctorType:Dissertation
Country:ChinaCandidate:L G QianFull Text:PDF
GTID:1112360062485147Subject:Engineering Thermal Physics
Abstract/Summary:PDF Full Text Request
Applications of face-fired boilers are not so many on our country's industry, So the researches on it, especially on high-duty boilers (for example 330MW), are very limited. And further study is needed to make up for domestic vacancy about this. Author of this paper has done some researches on 330MW boiler both in theory and experiments by applying Computer Aided Test (CAT) principles.Numerical simulation is dominating part of CAT, also the core of this paper. In this paper, detailed attention has been paid on the modeling for flow, heat transfer, radiation, NOX production and slag-building mechanism in the face-fired boiler and some testify are done on theory by experiments.Meanwhile some detailed researches are done on the deviation of gas in different load in tangentially- fired furnace which affords some significant directions in theory on the boiler's safely operation.SIMPLE method is employed in flow field prediction; Lagrangian method is used in the flow of particle and the radiant heat-transfer is simulated in Monte Carlo method. Through summarizing these methods, the author develops a general program of large-scale power station with a friendly interface and post-disposal.
Keywords/Search Tags:330MW face-fired furnace, Experiment on-spot, General program, Slag-building, Numerical simulation, Combustion, NOx
PDF Full Text Request
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