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Question from November 17, 2017; replies can earn 0–6 points (no scoring for replies sent more than 1 day after posting. Thank you for your replies)

2017-11-17View Original

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What is wall temperature? Why is it necessary to limit the temperature of retaining walls?
Reply #22017-11-17
The temperature of the flue gas at the partition wall of the radiation chamber or as it enters the convection chamber from the radiation chamber is called the partition wall temperature. This parameter value is an important process indicator in the operation and design of heating furnaces. Since an increase in the temperature of the retaining wall facilitates an increase in heat transfer, it is not true that the higher the temperature of the retaining wall, the better
Reply #32017-11-17
The temperature of the flue gas at the partition wall of the radiation chamber or as it enters the convection chamber from the radiation chamber is called the partition wall temperature. This parameter value is an important process indicator in the operation and design of heating furnaces. Since an increase in the temperature of the retaining wall facilitates an increase in heat transfer, it is not true that the higher the temperature of the retaining wall, the better
Reply #42017-11-17
Answer: The temperature of the flue gas at the partition wall of the radiation chamber or as it enters the convection chamber from the radiation chamber is called the partition wall temperature. This parameter value is an important process indicator in the operation and design of heating furnaces. It can serve as a representative of the heat source temperature in the radiation chamber. For a heating furnace with a fixed process, its temperature after cooling is essentially determined by the average temperature of the oil inside it. The higher the temperature of the partition wall, the more heat is transferred to the oil in the radiant tubes; therefore, when the capacity of the unit is increased, the temperature of the partition wall also needs to be raised. The temperature of the retaining wall can reflect the heat transfer conditions inside the radiation chamber quite sensitively. Although an increase in the temperature of the retaining wall facilitates an increase in heat transfer, excessively high temperatures can cause coking of the medium inside the tubes, as well as damage to the refractory materials and tubes within the furnace. Therefore, each heating furnace has its corresponding design value for the wall temperature, which serves as the basis for operation control.
Reply #52017-11-17
The temperature of the flue gas at the partition wall of the radiation chamber or as it enters the convection chamber from the radiation chamber is called the baffle wall temperature. The temperature of the flue gas at the partition wall of the radiation chamber or as it enters the convection chamber from the radiation chamber is called the partition wall temperature. This parameter value is an important process indicator in the operation and design of heating furnaces. It can serve as a representative of the heat source temperature in the radiation chamber. For a heating furnace with a fixed process, its temperature after cooling is essentially determined by the average temperature of the oil inside it. The higher the temperature of the partition wall, the more heat is transferred to the oil in the radiant tubes; therefore, when the capacity of the unit is increased, the temperature of the partition wall also needs to be raised. The temperature of the retaining wall can reflect the heat transfer conditions inside the radiation chamber quite sensitively. Although an increase in the temperature of the retaining wall facilitates an increase in heat transfer, excessively high temperatures can cause coking of the medium inside the tubes, as well as damage to the refractory materials and tubes within the furnace. Therefore, each heating furnace has its corresponding design value for the wall temperature, which serves as the basis for operation control.
Reply #62017-11-17
The temperature of the flue gas at the partition wall of the radiation chamber or as it enters the convection chamber from the radiation chamber is called the partition wall temperature. This parameter value is an important process indicator in the operation and design of heating furnaces. It can serve as a representative of the heat source temperature in the radiation chamber. For a heating furnace with a fixed process, its temperature after cooling is essentially determined by the average temperature of the oil inside it. The higher the temperature of the partition wall, the more heat is transferred to the oil in the radiant tubes; therefore, when the capacity of the unit is increased, the temperature of the partition wall also needs to be raised. The temperature of the retaining wall can reflect the heat transfer conditions inside the radiation chamber quite sensitively. Although an increase in the temperature of the retaining wall facilitates an increase in heat transfer, excessively high temperatures can cause coking of the medium inside the tubes, as well as damage to the refractory materials and tubes within the furnace. Therefore, each heating furnace has its corresponding design value for the wall temperature, which serves as the basis for operation control.
Reply #72017-11-17
The temperature of the flue gas at the partition wall of the radiation chamber or as it enters the convection chamber from the radiation chamber is called the partition wall temperature. This parameter value is an important process indicator in the operation and design of heating furnaces. Since an increase in the temperature of the retaining wall facilitates an increase in heat transfer, it is not true that the higher the temperature of the retaining wall, the better
Reply #82017-11-17
The temperature of the flue gas at the partition wall of the radiation chamber or as it enters the convection chamber from the radiation chamber is called the partition wall temperature. This parameter value is an important process indicator in the operation and design of heating furnaces. Since an increase in the temperature of the retaining wall facilitates an increase in heat transfer, it is not true that the higher the temperature of the retaining wall, the better
Reply #92017-11-17
The temperature of the flue gas at the partition wall of the radiation chamber or as it enters the convection chamber from the radiation chamber is called the partition wall temperature. This parameter value is an important process indicator in the operation and design of heating furnaces. It can serve as a representative of the heat source temperature in the radiation chamber. For a heating furnace with a fixed process, its temperature after cooling is essentially determined by the average temperature of the oil inside it. The higher the temperature of the partition wall, the more heat is transferred to the oil in the radiant tubes; therefore, when the capacity of the unit is increased, the temperature of the partition wall also needs to be raised. The temperature of the retaining wall can reflect the heat transfer conditions inside the radiation chamber quite sensitively. Although an increase in the temperature of the retaining wall facilitates an increase in heat transfer, excessively high temperatures can cause coking of the medium inside the tubes, as well as damage to the refractory materials and tubes within the furnace. Therefore, each heating furnace has its corresponding design value for the wall temperature, which serves as the basis for operation control.
Reply #102017-11-17
The temperature of the flue gas at the partition wall of the radiation chamber or as it enters the convection chamber from the radiation chamber is called the partition wall temperature. This parameter value is an important process indicator in the operation and design of heating furnaces. It can serve as a representative of the heat source temperature in the radiation chamber. For a heating furnace with a fixed process, its temperature after cooling is essentially determined by the average temperature of the oil inside it. The higher the temperature of the partition wall, the more heat is transferred to the oil in the radiant tubes; therefore, when the capacity of the unit is increased, the temperature of the partition wall also needs to be raised. The temperature of the retaining wall can reflect the heat transfer conditions inside the radiation chamber quite sensitively. Although an increase in the temperature of the retaining wall facilitates an increase in heat transfer, excessively high temperatures can cause coking of the medium inside the tubes, as well as damage to the refractory materials and tubes within the furnace. Therefore, each heating furnace has its corresponding design value for the wall temperature, which serves as the basis for operation control.
Reply #112017-11-18
The temperature of the flue gas at the partition wall of the radiation chamber or as it enters the convection chamber from the radiation chamber is called the partition wall temperature. This parameter value is an important process indicator in the operation and design of heating furnaces. It can serve as a representative of the heat source temperature in the radiation chamber. For a heating furnace with a fixed process, its temperature after cooling is essentially determined by the average temperature of the oil inside it. The higher the temperature of the partition wall, the more heat is transferred to the oil in the radiant tubes; therefore, when the capacity of the unit is increased, the temperature of the partition wall also needs to be raised. The temperature of the retaining wall can reflect the heat transfer conditions inside the radiation chamber quite sensitively. Although an increase in the temperature of the retaining wall facilitates an increase in heat transfer, excessively high temperatures can cause coking of the medium inside the tubes, as well as damage to the refractory materials and tubes within the furnace. Therefore, each heating furnace has its corresponding design value for the wall temperature, which serves as the basis for operation control.

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