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How to heat up gas heat conduction oil boiler diesel burner

2021-01-08 00:00


After the cold furnace is ignited by the diesel burner of the gas heat conduction oil boiler, the heating rate control must be guaranteed at 10℃/h, mainly Because the oil temperature is high when the furnace is cooled, the heating surface flow is large, the pipes of the entire equipment are relatively low, and the oil film wall is relatively thick, so the heat transfer conditions are poor during use. In the process of using a gas-fired thermal oil boiler diesel burner, if the heating speed is too fast, it is easy to cause the local oil film temperature to be too high. The equipment within a certain temperature range is the residual moisture in the drive system. The thermal fluid contains a small amount of water phase. In the gas heat transfer oil boiler diesel combustion engine, when the exhaust volume of the expander is large, there will be water at the bottom of the equipment, which will accelerate the vibration of the pipeline, and the pressure swing range of the instrument pointer is large in all parts of the equipment. Stop heating and maintain a constant temperature. The gas heat conduction oil boiler diesel burner can effectively require the furnace door to be weakened during operation, so the length of the phase time, the amount of water in the system can be different from the quality of the heat transfer fluid during use, and the short time can exceed 10 hours , The length may be a few days. The gas heat conduction oil boiler diesel combustion engine cannot blindly accelerate and heat the dehydration process, mainly because once the water in the system evaporates rapidly, the volume of this equipment will rapidly expand, which will not only lead to 'sudden boiling', but also rapid expansion of the oil level. Large shots. The noise in the pipes of the diesel combustion engine of the gas heat conduction oil boiler and the furnace becomes smaller. At this time, the pump no longer pumps out. During the operation of the equipment, it cannot exceed 120 degrees until no more steam is discharged from the blowing pipe. Clean technology If your heat conduction oil furnace light oil burner has been used for a long time or the selected heat conduction oil is not good or used improperly, coking and carbon deposits will block the pipes and heating surfaces, reduce heat transfer efficiency, increase energy consumption, and finally it will be difficult Meet production needs. Heat transfer oil boiler diesel combustion engine oil carbon scale cleaning technology First of all, the heat transfer oil boiler diesel burner is quickly using the heat transfer oil boiler diesel burner (heat medium boiler diesel burner) is a kind of organic heat medium oil as heat transfer muon boiler diesel combustion Due to the safety and efficiency of petroleum, chemical, printing and dyeing, food, etc., the machine can obtain a higher working temperature under a lower working pressure. Chemical fiber, plastics, coatings, building materials and other industrial enterprises quickly spread and use. Problems existing in the use of heat-conducting oil boiler diesel burner Problem 1: Condensation of heat-conducting oil easily makes the heat transfer area of ​​boiler diesel burner coking heat-conducting oil prone to thermal cracking and polymerization chemical reactions after high temperature heating, which reduces oil quality. For example, the heat transfer oil gel is thick, the carbon residue and acid value exceed the standard, and the coke crystals precipitate and deposit, causing the coking oil carbon scale in the heat transfer zone of the boiler diesel burner. Question 2: Coke fouling in the heat transfer area will increase energy consumption and cause fire accidents. The accumulation of oil coke fouling on the heat transfer tube wall of the heat transfer oil boiler diesel burner not only greatly reduces the heat transfer efficiency, increases the fuel cost, but also affects the downstream The temperature of the production process. Severely lead to overheating of the heat transfer wall, cracks in the pipe wall, corrosion and pipeline explosion, and major safety accidents such as fire and casualties caused by heat conduction oil leakage. Heat transfer oil coke resistance and anti-scaling technology First of all, the deterioration of petroleum accelerates the carbon coking of boiler diesel burners. In the process of using heat transfer oil boiler diesel burners, the chemical components of heat transfer oil are prone to high-temperature oxidation, cracking decomposition and thermal condensation and other chemical reactions , Make the grease gel. The coke particles produced by polycondensation greatly increase the carbon residual value of the heat transfer oil and form coke scale on the heat transfer surface. The scale of oil and carbon endangers the safe operation of boiler diesel burners. The carbon scale formed by the thermal oil product oil coke not only greatly reduces the heat transfer efficiency of the thermal oil boiler diesel burner, but also greatly increases the energy consumption cost, and it also leads to diesel combustion in the thermal oil boiler. The machine-corrosive metal corrodes and scales at high temperatures, the furnace tube metal is damaged by cracks or corroded holes, and the furnace tube can be burned in severe cases. The leakage of heat transfer oil may cause major accidents such as fire and human life. Matters needing attention 1. For the oil and gas heat carrier boiler diesel burner using heat transfer oil as the heat carrier, the system should be equipped with an expansion tank, a water storage tank, safety components, measuring instruments and control devices. 2. When the heat transfer oil is put into use, start the circulating oil pump during the running phase, and start ignition and heating after running for half an hour. When using for the first time, the temperature should rise slowly, about 20℃ per hour. When the temperature rises to 180~200℃, the temperature should be kept for a period of time before normal use. 3. When using, check carefully and strictly prevent the leakage of water, acid, alkali and low boiling point substances into the use system. The system should be equipped with a filter device to prevent all kinds of debris from entering and to ensure the purity of the oil. 4. After six months of use, oil analysis should be performed. If poor heat transfer or other abnormal conditions are found after long-term use, the oil should be analyzed, added or replaced according to the analysis results. Standard dosage: basic carbon must not be greater than 1.0%, acid value must not be greater than 0.5mgK(OH)/g, ignition point change must not be less than 20%, viscosity change must not be greater than 10%, and the new oil should be replaced. 5. In order to ensure the normal service life and heat conduction effect of heat transfer oil, it is strictly prohibited to use over temperature. The design and installation of the heating system of the heat-conducting oil boiler diesel burner shall strictly follow the design rules of the heat-conducting oil boiler light oil burner formulated by the relevant state departments to ensure the safe operation of the system. Equipment risk analysis 1. General chaos, employee injury, slight economic loss. 2. The staff suffered serious interference, minor injuries, serious casualties, and heavy economic losses. 3. Major, especially major chaos, group injuries, especially major economic losses. ! If you are interested in diesel combustion engines, please contact us for a quote!

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