Calculation method of air preheater leakage rate for boiler mixedly burning pulverized coal and blast furnace gas

YE Yalan; SI Fengqi; XU Zhigao; JIANG Wenhao

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Calculation method of air preheater leakage rate for boiler mixedly burning pulverized coal and blast furnace gas

Thermal Power Generation Issue 4, (2016)

更新时间：2025-09-28

- Calculation method of air preheater leakage rate for boiler mixedly burning pulverized coal and blast furnace gas
- 作者机构：
  
  1. 江苏海事职业技术学院,江苏,南京,211170
  2. 东南大学能源热转换及其过程测控教育部重点实验室,江苏,南京,210096
  3. 中冶华天工程技术有限公司,江苏,南京,210000
- 作者简介：
- 基金信息：
- DOI：
  CLC： TK223.3+4
- Published Online：15 May 2016，
  
  Published：2016
- 稿件说明：
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YE Yalan, SI Fengqi, XU Zhigao, et al. Calculation method of air preheater leakage rate for boiler mixedly burning pulverized coal and blast furnace gas[J]. Thermal Power Generation, 2016, (4).
DOI：

YE Yalan, SI Fengqi, XU Zhigao, et al. Calculation method of air preheater leakage rate for boiler mixedly burning pulverized coal and blast furnace gas[J]. Thermal Power Generation, 2016, (4). DOI：

摘要

目前工程上主要依据国标GB 10184―88《电站锅炉性能试验规程》附录K提供的方法对锅炉空气预热器的漏风率进行测算

然而该方法适用于传统的煤粉锅炉

对于煤粉与高炉煤气混烧锅炉却不适用；此外

煤粉与高炉煤气混烧锅炉还存在中储式制粉系统无法准确计量入炉煤量

从而影响到混合燃料特性的求取

以及空气预热器漏风率计算等难题。对此

提出通过迭代计算间接获得混合燃料特性

有效避免了直接计量入炉煤量带来的困难；同时

分析并得出了适用于煤粉与高炉煤气混烧锅炉的空气预热器漏风率计算方法

其结果可为该类锅炉空气预热器的漏风测试提供参考。

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Publicity Resources

Flue gas recirculation scheme for double-reheat boilers

Numerical study on combustion characteristics of a tangentially fired pulverized-coal boiler in O2/CO2 atmosphere

INFLUENCE OF RETROFITTING THE AIR AND FLUE GAS DUCTS FOR A 1025t/h BOILER UPON THE SPECIFIC AUXILIARY POWER CONSUMPTION

PREDICTION OF BURNING BEHAVIOR FOR PULVERIZED COAL AND ITS APPLICATION ON PRACTICAL BOILERS

ANALYSIS AND REMEDY OF COMMON PROBLEMS FOR AIR PREHEATER WITH ROTARY HEATING SURFACE

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