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1) When the water level of the heat conduction oil furnace is below the predetermined position, it is easy to cause the water shortage accident of the heat conduction oil pot, when the boiler is short of water, the water level table often does not see the water level, the table is white and shiny, the low water level alarm moves and sends out an alarm, the temperature of the superheated steam rises, and the feed water flow is abnormally less than the steam flow. Boiler water shortage is one of the most common accidents in boiler operation, often with severe consequences. Severe water shortage will cause the boiler to evaporate the heating surface pipe overheating, deformation or even burn down, the expansion mouth leaks, the expansion pipe falls off, the heating surface steel is overheated or overburned, reducing or losing the bearing capacity, the pipe is blasted, and the furnace wall is damaged.
If the boiler is short of water, it can even lead to a boiler accident.
2) When it is found that there is a shortage of water in the heat conduction oil furnace, it should first be determined whether it is a slight water shortage or a severe water shortage, and then it should be treated differently as appropriate. The usual way to determine the degree of water scarcity is to "call water". The manipulation method of "calling water" is:
Open the water discharge of the water level gauge to flush the steam pipe and the water pipe, close the steam connecting pipe of the water level gauge, and close the water discharge. If there is a water level in the water level gauge at this time, it means that there is a slight shortage of water. If there is still no water level in the water level gauge through the "call for water", it means that the water level has dropped below the water connection or even worse, which is a severe water shortage.
3) When there is a slight shortage of water, you can immediately guide the hot oil furnace to add water to make the water level return to normal. If the water level does not return to normal after the water is added, the furnace should be stopped immediately for inspection. When there is a severe water shortage, it is necessary to stop the furnace urgently.
In the case of not judging the degree of water shortage or has been judged to be a severe water shortage, it is strictly forbidden to water the boiler to avoid causing boiler accidents. The "calling water" operation is generally only suitable for small heat transfer oil boilers with a relatively large relative water capacity, and is not suitable for power station boilers or other boilers with a relatively small water capacity. When using a boiler with a relatively small water capacity (such as a power station boiler or a small household boiler), if you see a low water level, stop the operation of the boiler immediately for maintenance and add water.
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Lack of water in the heat transfer oil furnace? The heat conduction oil furnace is an organic heat carrier boiler, which is oil, and it is normal to lack water.
Lack of oil, right? Take a look at the high trough, low trough and circulating pump location.
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You take a look at your problem first, and estimate that the problem is wrong.
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The heat conduction oil furnace is circulating heat conduction oil, how can there be a shortage of water???
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It's right that the heat transfer oil furnace is short of water.
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Hello, there are several reasons for the serious shortage of oil in the high tank of the heat transfer oil furnace: improper design or operation: improper design or operation of the high tank may lead to the problem of oil shortage.
For example, the capacity of the high tank is insufficient, the tubing brigade is poorly dismantled, the oil pump is faulty, and so on. Leakage: Leakage occurs in the oil pipes, valves, joints and other parts of the heat transfer oil furnace, resulting in the loss of heat transfer oil and the reduction of oil volume in the high tank.
Oil circuit blockage: Sediment, oil sludge and other substances may appear in the pipeline of the heat conduction oil furnace, resulting in oil channel blockage, oil can not flow, thus affecting the amount of oil in the high tank. Oil quality issues:
If the quality of the oil in the heat transfer oil furnace is poor, such as oxidation of the oil or excessive impurities, it will also lead to a decrease in the amount of oil in the high tank. It is recommended that you first check whether there is oil leakage and blockage in the high groove and oil circuit of the heat conduction oil furnace, and maintain and replace it in time. In addition, it is also necessary to pay attention to the quality of the heat transfer oil, replace the heat transfer oil regularly, and strictly control the use conditions to ensure the normal operation of the heat transfer oil furnace.
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What is the reason why the temperature of the heat transfer oil boiler does not go up, and how to repair it.
Hello! Kiss! It's because the electric heating element is damaged!
Heating element: If the terminal is overheated and damaged, check whether the electric heating element is damaged, decide to replace or repair it according to the degree of damage, check the weld between the sealing place of the electric heating element and the sealing place and the flange of the tube sheet, if there is oil leakage, replace the electric heating element in time; Pressure gauge: If the pointer fluctuates, check whether there is undrained water or gas in the system, and carry out the corresponding dehydration and exhaust before the ear noise; If there is oil or air leakage in the meter, replace the meter with a new one; High Temperature Oil Pump:
If there is vibration or abnormal sound, cavitation may occur, and the oil filter debris should be removed; Expansion tank: When there is an abnormal sound or vibration, thank you!
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What is the reason why the temperature of the heat transfer oil boiler does not go up, and how to repair it.
What is the reason why the temperature of the heat transfer oil boiler does not go up, how to repair it, hello! Hello, the following items need to be checked: Heating element:
If the terminal is damaged by overheating, check whether the electric heating element is damaged, decide to replace or repair it according to the degree of damage, check the sealing of the electric heating element and the weld between the sealing place and the flange of the tube sheet, and replace the electric heating element in time if there is oil leakage; Pressure gauge: if the pointer fluctuates, check whether there is undrained water or gas in the system, and dehydrate and exhaust accordingly; If there is oil or air leakage in the meter, replace the meter with a new one; High temperature oil pump: If there is vibration or abnormal sound, cavitation may occur, and the oil filter debris should be removed; Expansion Tank:
When there is abnormal sound or vibration, check whether the pipeline is blocked; Level gauge: If the liquid level is too low, replenish the new oil in time; Temperature regulator: If the temperature rise is too fast, too slow or cannot be set, check whether the electric heating element is damaged, whether the system pipeline is blocked, and whether the circular element in the electric control cabinet is damaged.
Pipeline valve: whether the switch position is correct, whether there is oil leakage. Hope it helps!
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What is the reason why the temperature of the heat transfer oil boiler does not go up, and how to repair it.
Dear, hello, what is the reason why the temperature of the heat transfer oil boiler you consulted is not up, and how to repair the answer is as follows: Hello! Hello, the following items need to be checked:
Heating element: If the terminal is damaged by overheating, check whether the electric heating element is damaged, decide to replace or repair it according to the degree of damage, check the sealing place of the electric heating element and the weld between the sealing place and the flange of the tube sheet, if there is oil leakage, replace the electric heating element in time; Pressure gauge: if the pointer fluctuates, check whether there is undrained water or gas in the system, and carry out the corresponding dehydration and exhaust; If there is oil or air leakage in the meter, replace the meter with a new one; High Temperature Oil Pump:
If there is vibration or abnormal sound, cavitation may occur, and the oil filter debris should be removed; Expansion tank: When there is abnormal sound or vibration, check whether the pipeline is blocked; Level gauge: If the liquid level is too low, replenish the new oil in time; Thermostat:
If the temperature rises too fast, too slowly, or cannot be set, check whether the electric heating element is damaged, whether the system pipeline is blocked, and whether the components in the electric control cabinet are damaged. Pipeline valve: whether the switch position is correct, whether there is oil leakage.
Hope it helps!
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Hello, I have seen your question and am sorting out the answer, please wait a while 1, it may be caused by the mismatch of the size of the local slag, for example, there is a 2000 ton clamping force injection molding machine with a mold that heats one kilowatt can be heated. This will inevitably lead to slow heating of the mold heating device. To solve this problem, Clan only needs to purchase a high-power or multi-module temperature controller to solve the temperature rise problem.
2. Because the heat pipe of the mold tempering machine is composed of three or more groups, one or more groups of heat pipes burn out, resulting in a decrease in the heat pipe function rate and a slow temperature rise. In order to solve the problem of slow temperature rise of the mold machine, the number of vertical only needs to replace the heat pipe.
1. It may be caused by size mismatch, for example, there is a 2000 ton clamping force injection molding machine with a stupid or mold that can be heated by heating one kilowatt. This will inevitably lead to slow heating of the mold heating device. To solve this problem, you only need to buy a high-power or multi-module temperature controller to solve the temperature rise problem.
2. Because the heat pipe of the mold tempering machine is composed of three or more groups, one or more groups of heat pipes burn out, resulting in the power of the heat pipe dropping and the heating up slowly. To solve the problem of slow temperature rise of the mold machine, you only need to replace the heat pipe. 3. Due to the long use time of the mold thermostat, the tube is deposited, which affects the flow and heat dissipation performance.
Due to the influence of water quality on the water mold tempering machine, the water scale will adhere to the outer wall of the heating tube and the inner diameter of the heating tube for a long time, thus affecting the heating efficiency. Due to the high temperature of the oil mold machine, high temperature heating will cause coking, and long-term non-cleaning will lead to heating.
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