Shandong Zhongjie Special Equipment (formerly Heze Boiler Factory Co., Ltd.) was established in 2001, located at No. 2218 Jinnan Road, Economic and Technological Development Zone, Heze City. With a registered capital of 50 million yuan and total assets of 500 million yuan, the company has 7 business centers: boilers, deep-freeze containers, pressure vessels, central air conditioning, engineering installation, international trade, and the Internet of Things. It operates three factory sites on Jinnan Road, East Changjiang Road, and Bohai Road, covering a total of 200,000 square meters, with the main workshop spanning 83,000 square meters. It currently employs 710 staff, including 247 engineering technicians and 82 middle-level technicians. In December 2016, it was recognized as a "High-tech Enterprise" by the Science and Technology Department. In June 2021, it was named a "Specialized and New Enterprise in Shandong Province" by the Industry and Information Technology Department. In June 2022, it was identified as a "Gazelle Enterprise in Shandong Province" and in August 2022, it was recognized as a "Specialized and New Small Giant Enterprise" by the Ministry of Industry and Information Technology.
In the burner of a thermal oil furnace, adjusting the air shutter in low flame conditions is crucial. Here are some common knowledge and precautions: The function of the air shutter: The air shutter is a key component in the burner that controls the supply of combustion air. By adjusting the opening of the air shutter, the flow of combustion air can be controlled, thereby affecting the oxygen supply and combustion effect during the combustion process. Adjustment in low flame conditions: In low flame conditions, the burner needs to maintain a stable combustion to ensure combustion efficiency and heat output. In this case, it is necessary to adjust the opening of the air shutter appropriately to maintain an adequate supply of combustion air. Generally, the opening of the air shutter in low flame conditions is relatively small to maintain an appropriate oxygen supply, avoiding incomplete combustion or instability. Ratio of combustion air to fuel: In low flame conditions, it is necessary to ensure that the ratio of combustion air to fuel is appropriate. Excessive combustion air can lead to incomplete combustion and energy waste, while insufficient combustion air can cause instability in combustion and the production of harmful gases. By adjusting the opening of the air shutter, the ratio of combustion air to fuel can be controlled to achieve a stable combustion effect. Burner tuning and optimization: During the installation and tuning of the burner in a thermal oil furnace, appropriate tuning and optimization are required. Through actual operation and monitoring, adjust the opening of the air shutter and other parameters to achieve the best combustion effect and energy efficiency performance. This requires...

The inspection of heat-conducting oil boiler tube plates is crucial for ensuring the safe operation of the boiler and preventing potential issues. Below are the general steps for inspecting heat-conducting oil boiler tube plates: Visual Inspection: Conduct a visual examination to check for any obvious corrosion, cracks, deformation, or other anomalies on the surface of the tube plate. Pay special attention to checking for cracks or leaks at the welds and junctions. Cleaning the Tube Plate: Clean the surface of the tube plate thoroughly to remove dirt and deposits, allowing for a proper inspection. Ultrasonic Testing: Use an ultrasonic testing device to inspect the tube plate for any potential cracks or other defects. Ultrasonic testing can help determine the integrity and reliability of the tube plate. Pressure Testing: Perform a pressure test to verify the sealing and pressure-bearing capacity of the tube plate. Gradually increase the pressure during the test, observe for any leakage, and ensure the tube plate can withstand the designed pressure. Tube Plate Thickness Measurement: Use an ultrasonic thickness gauge to measure the thickness of the tube plate to ensure it meets design requirements. Pay particular attention to the corrosion condition of the tube plate, ensuring it remains within a safe range. Weld Inspection: Inspect the welds on the tube plate to ensure the quality meets relevant standards and specifications. Check for the integrity of the welds, the quality of the welding, and whether the welding process meets requirements. Documentation and Reporting: Record and report the inspection results of the tube plates, including any issues found, corrective measures, and recommendations. These records and reports can serve as references for future maintenance and management. It is important to note that the inspection of heat-conducting oil boiler tube plates should be carried out by qualified personnel and strictly adhered to relevant standards and specifications. If any issues or anomalies are detected, appropriate repair and maintenance measures should be taken promptly to ensure the safe operation of the boiler.

If there's an issue with the thermal oil furnace circulating pump, follow these steps for troubleshooting: Shut down and inspect: First, stop the thermal oil furnace and disconnect the power source. Check for any obvious signs of failure in the pump, such as unusual noises, oil leaks, or leaks. Inspect the motor for normal operation and for any abnormal heat generation. Clean the pump body: If sediment or debris is found in the pump body, clean it. Use appropriate tools and cleaning agents to remove dirt and blockages from inside the pump. Exercise safety precautions to avoid damaging the pump body. Inspect pump connections: Check the pump's connections, including inlet and outlet pipes, valves, and seals. Ensure they are securely fastened, valves operate smoothly, and seals are intact. Repair or replace any loose or damaged parts promptly. Inspect the pump motor: Check if the motor is operating normally, for any unusual noises or overheating. Inspect the power lines and control system of the motor to ensure a normal power supply and correct control signals. Inspect the lubrication and cooling system: Ensure the pump's lubrication and cooling system are functioning properly. Check the supply of lubricating oil or grease, and the circulation and temperature control of cooling water or coolant. Adjust pump parameters: Depending on the situation, you may need to adjust the pump parameters, such as flow rate and head. Adjust the pump speed or valve opening according to the equipment's requirements and operating conditions to meet the thermal oil furnace's energy needs. Seek repair if necessary: If the above steps do not resolve the issue or if more in-depth repair and inspection are needed, consider seeking repair services. Contact a repair technician or manufacturer's technical support for further troubleshooting and repair. It's crucial to prioritize safety when dealing with the thermal oil furnace circulating pump. Follow relevant operational procedures and safety requirements. If unsure about how to proceed or if there are safety concerns, seek assistance promptly.

The necessity of flow control in thermal oil furnaces is mainly reflected in the following aspects: Heat Transfer Efficiency: The heat transfer efficiency of thermal oil furnaces is closely related to the flow rate of thermal oil. An appropriate flow rate of thermal oil ensures that heat is fully transferred in the heat exchanger, improving the utilization efficiency of heat energy. An excessively low flow rate may lead to insufficient heat exchange and affect the heat transfer effect, while an excessively high flow rate will increase energy consumption and operating costs. Temperature Control: The flow control of thermal oil furnaces is also closely related to temperature control. By adjusting the flow rate of thermal oil, the temperature inside the furnace can be controlled to ensure stable operation within the set working temperature range. An excessively low flow rate may cause the temperature to rise too high, and an excessively high flow rate may cause the temperature to fall too low, both of which will affect the normal operation of the equipment. System Stability: Appropriate flow rates of thermal oil can enhance system stability. Flow control can balance the supply and demand of heat energy, avoiding overheating or undercooling, and maintaining stable system operation. Stable operation helps extend the service life of the equipment and reduce the frequency of failures and repairs. Safety: The flow control of thermal oil furnaces is also closely related to safety. Appropriate flow control can prevent excessive accumulation of thermal oil in the system, reducing the risk of leakage and explosion. At the same time, flow control can ensure that the system pressure remains within a safe range, avoiding overpressure and other safety issues. In summary, flow control of thermal oil furnaces is necessary for improving heat transfer efficiency, temperature control, system stability, and safety. Through reasonable flow control, the operation of thermal oil furnaces can be optimized, energy utilization efficiency can be improved, operating costs can be reduced, and the safety and stable operation of the equipment can be ensured.
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