Shandong Zhongjie Special Equipment (formerly Heze Boiler Factory Co., Ltd.) holds an A-grade boiler manufacturing license, A2-grade pressure vessel manufacturing license, A2-grade pressure vessel design license, B-grade boiler installation license, and GB2/Class and GC2/Class pressure pipeline installation license, as well as a qualification for electromechanical equipment installation contracting. It is a member of the China Boiler and Water Treatment Association, the China Chemical Equipment Association, and the Council Member of the Shandong Equipment Manufacturing Association. The company has also passed certifications for the ISO9001 Quality Management System, ISO14001 Environmental Management System, OHSAS18001 Occupational Health and Safety Management System, and the American ASME/U2 certification.
In the burner of a thermal oil furnace, adjusting the air shutter during 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 burning process. Adjustment in low flame conditions: In low flame conditions, the burner needs to maintain stable combustion to ensure combustion efficiency and heat output. In this case, the opening of the air shutter needs to be appropriately adjusted to maintain an adequate supply of combustion air. Generally, the opening of the air shutter is relatively smaller during low flame 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. Too much combustion air can lead to incomplete combustion and energy waste, while too little can cause unstable 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 adjustment and optimization: During the installation and adjustment of the burner of a thermal oil furnace, proper adjustment 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...

High exhaust gas temperature in thermal oil boilers may be due to several reasons: - Incomplete combustion: If the fuel in the thermal oil boiler is not fully combusted, it results in a large amount of unburned fuel and harmful substances in the flue gas, raising the exhaust gas temperature. Possible causes include insufficient fuel supply, incorrect burner adjustment, or burner wear. - Excessive air: Excessive air can lower the combustion temperature, making the heat in the flue gas insufficient to reduce the flue gas temperature to a reasonable range. Reasons for excessive air may include incorrect burner adjustment or excessively open air doors. - Duct blockage: Accumulated ash, coking, or other impurities in the flue ducts can obstruct the flow of flue gas, increasing its residence time and thus raising the exhaust gas temperature. - Abnormal thermal oil flow: Abnormal thermal oil flow, either too high or too low, can lead to uneven heat transfer, increasing the flue gas temperature. - Overheating: If the temperature control of the thermal oil boiler is not managed properly, it can cause overheating, raising the flue gas temperature. - Design issues: Design problems such as too small flue ducts or poor flue gas flow can also lead to high exhaust gas temperatures. To address the issue of high exhaust gas temperature, a comprehensive inspection and analysis of the thermal oil boiler is required. Solutions may include adjusting burner parameters, cleaning the flue ducts, checking thermal oil flow and temperature control. In severe cases, boiler system modifications or repairs may be necessary. Regular maintenance and inspections are also crucial preventive measures against high exhaust gas temperatures.

Properly utilizing fuel-gas boilers can enhance energy efficiency and reduce consumption. Here are some suggestions: 1. Select the right boiler model: Choose a suitable fuel-gas boiler model based on actual needs, considering factors like heat load, fuel type, and combustion efficiency. 2. Regular inspection and maintenance: Conduct regular checks and maintenance to ensure the boiler operates smoothly. This includes cleaning burners, inspecting the combustion system, adjusting parameters, and promptly repairing or replacing damaged parts. 3. Control the combustion process: Manage the combustion process to ensure it's thorough, stable, and efficient. Adjust burner parameters such as air flow and fuel supply to improve efficiency and reduce waste. 4. Heat recovery: Utilize heat recovery systems to capture and reuse waste heat from flue gases, heating water or other processes requiring heat, thus enhancing energy efficiency. 5. Control operating parameters: Adjust boiler operating parameters like water level, pressure, and temperature based on actual needs and conditions. Avoid extreme parameters to improve efficiency and safety. 6. Regularly clean heat exchangers: Clean the heat exchangers of fuel-gas boilers regularly to remove dirt and deposits, maintaining their thermal conductivity and reducing energy loss. 7. Energy management: Establish an energy management system, monitor and analyze energy consumption, and develop reasonable energy use plans and energy-saving measures. Scientific management can improve energy efficiency and reduce consumption. These are common methods and suggestions, but specific application should be determined based on actual conditions and boiler characteristics. Also, comply with relevant laws, regulations, and safety procedures to ensure safe operation of fuel-gas boilers.

The main benefits of installing expansion tanks in a thermal oil furnace are as follows: - Alleviate thermal expansion and contraction: During operation, the thermal oil furnace experiences thermal expansion and contraction due to temperature changes. The expansion tank provides space for the thermal oil to expand, mitigating the impact of thermal expansion and contraction on equipment and pipelines, and preventing stress concentration and equipment deformation caused by it. - Protect equipment and pipelines: The expansion tank absorbs the expansion and contraction of the thermal oil, reducing impact and vibration on equipment and pipelines. This helps extend the service life of equipment and pipelines, reducing the frequency of maintenance and replacement. - Reduce leakage risk: The expansion tank provides a sealed space, minimizing the risk of thermal oil leakage. When the thermal oil expands, excess oil can be accommodated through the expansion tank, avoiding leakage and environmental pollution. - Facilitate maintenance and inspection: The presence of an expansion tank makes it easier to maintain and inspect the thermal oil furnace system. When equipment or pipelines need to be repaired or replaced, the flow and shutdown of the thermal oil can be controlled through the expansion tank, reducing downtime and maintenance difficulty. -In summary, the expansion tank plays a role in alleviating thermal expansion and contraction, protecting equipment and pipelines, reducing leakage risk, and facilitating maintenance and inspection in the thermal oil furnace system. It is an important design element that contributes to the safety and reliability of the thermal oil furnace system.
ZJ Special Equipment adheres to the great vision of "realizing employees' dreams, creating value for customers, and striving for the prosperity and strength of our motherland," focusing solely on the development of green energy equipment. We dedicate high-quality, cost-effective products and services to society!