Shandong Zhongjie Special Equipment (formerly Heze Boiler Factory Co., Ltd.) was established in 2001, located at No. 2218 Jinnan Road, 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 Internet of Things. It has 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 people, including 247 engineers and technicians and 82 intermediate-level technicians. In December 2016, it was recognized as a "High-tech Enterprise" by the Science and Technology Department. In June 2021, it was identified as a "Specialized and New Enterprise in Shandong Province" by the Ministry of Industry and Information Technology. In June 2022, it was recognized as a "Gazelle Enterprise in Shandong Province" and in August 2022, it was identified as a "Specialized and New Small Giant Enterprise" by the Ministry of Industry and Information Technology.
During the operation of a thermal oil furnace, several important matters should be noted: - Temperature Control: During the operation of the thermal oil furnace, it is crucial to closely monitor and control the temperature of the thermal oil. Ensure the temperature remains within a safe range to avoid decomposition of the oil at high temperatures or condensation and scaling at low temperatures. Regularly inspect and calibrate the temperature sensors to ensure accurate temperature readings. - Pressure Control: Maintain an appropriate working pressure during the operation of the thermal oil furnace. Excessive pressure can lead to equipment damage or leaks, while insufficient pressure can reduce heat transfer efficiency. Regularly inspect and maintain the pressure gauge and safety valve to ensure accurate and safe pressure control. - Oil Quality and Cleanliness: The quality and cleanliness of the thermal oil are vital for the normal operation of the furnace. Regularly inspect and replace the thermal oil to ensure it meets quality and performance requirements. Regularly clean and maintain heat exchangers, burners, and flues to prevent the accumulation of dust and dirt, which can affect heat transfer efficiency. - Regular Maintenance and Inspection: Regular maintenance and inspections are necessary for the thermal oil furnace to ensure proper operation and extend its lifespan. Regularly inspect and clean burners, flues, and heat exchangers, check and replace seals and valves, inspect and calibrate safety devices, to ensure the equipment's safety and reliability. - Safe Operation: Strict adherence to operational procedures and safety protocols is required during the operation of the thermal oil furnace. Operators must possess the relevant skills and knowledge.

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 and stable. Adjust burner parameters, like air flow and fuel supply, to improve efficiency and minimize waste. 4. Heat recovery: Utilize waste heat recovery systems to capture and reuse the excess heat from flue gases, heating water or other processes requiring heat, thereby increasing energy efficiency. 5. Control operating parameters: Adjust boiler operating parameters like water level, pressure, and temperature based on actual needs and conditions. Avoid extremes to enhance efficiency and safety. 6. Regularly clean heat exchangers: Clean the boiler's heat exchangers regularly to remove dirt and sediment, maintaining their heat transfer efficiency and reducing energy loss. 7. Energy management: Establish an energy management system, monitor and analyze consumption, and develop reasonable usage plans and energy-saving measures. Scientific management can boost efficiency and reduce consumption. These are common methods and suggestions, but specific application should be determined based on actual conditions and boiler characteristics. Also, adhere to relevant laws, regulations, and safety procedures to ensure safe operation of fuel-gas boilers.

In the combustion chamber of a thermal oil furnace, adjusting the air shutter under low flame conditions is crucial. Here are some common sense and precautions: The function of the air shutter: The air shutter is a key component in the combustion chamber 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 under low flame conditions: Under low flame conditions, the burner needs to maintain 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 a suitable supply of combustion air. Generally, the opening of the air shutter is relatively small during low flame conditions to maintain an appropriate oxygen supply and avoid incomplete combustion or instability. Ratio of combustion air to fuel: Under low flame conditions, it is necessary to ensure the appropriate ratio of combustion air to fuel. 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 combustion chamber of 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...

Conduction oil boiler tube plate inspection is crucial for ensuring the safe operation of the boiler and preventing potential issues. Here are the general steps for conducting tube plate inspections: Visual Inspection: Perform a visual inspection to check for any visible 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 joints. Tube Plate Cleaning: Clean the surface of the tube plate thoroughly to remove dirt and deposits for proper inspection. Ultrasound Testing: Utilize ultrasound testing equipment to inspect the tube plate for any existing cracks or other defects. Ultrasound testing helps determine the integrity and reliability of the tube plate. Pressure Testing: Conduct a pressure test to verify the sealing and pressure resistance 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 confirm it meets design requirements. Pay particular attention to the corrosion status of the tube plate to ensure it remains within safe limits. Weld Inspection: Inspect the welds on the tube plate to ensure the quality meets relevant standards and regulations. Check the integrity of the welds, the quality of the welding, and whether the welding process meets requirements. Documentation and Reporting: Document and report the results of the tube plate inspection, including identified issues, corrective measures, and recommendations. These records and reports serve as references for future maintenance and management. It is important to note that tube plate inspections for conduction oil boilers should be performed by qualified personnel and conducted strictly in accordance with relevant standards and specifications. In case of any issues or anomalies, appropriate repair and maintenance measures should be taken promptly to ensure the safe operation of the boiler.
Our company attaches great importance to technological innovation and R&D design. We have one municipal-level enterprise technology center in Heze City, equipped with testing facilities for non-destructive testing, physical and chemical testing, welding testing, hydrostatic testing, and more. We have over 600 pieces of equipment, including CNC machine tools, X-ray flaw detectors, digital ultrasonic flaw detectors, mechanical property testing machines, chemical analyzers, spectrometers, tensile testing machines, plasma welding machines, and others. The key products and technologies we have developed, such as welding for temperature and pressure vessels, biomass boiler emission reduction, and waste heat utilization, have successively been included in multiple Shandong Provincial Department of Industry and Information Technology science and technology innovation projects, Shandong key projects, and Heze City innovation and excellence projects. We have cumulatively obtained 27 authorized utility models, 16 authorized inventions, participated in drafting 2 standards, 2 industry standards, and registered 15 trademarks. The technical team of our company, in collaboration with Professor Li Yajiang of Shandong University, has jointly developed deep cryogenic container processing technology, utilizing the international plasma arc + filler wire tungsten inert gas (PAW-GTAW) welding technology. After being appraised as a provincial-level scientific and technological achievement, our technology level has reached an international standard in the field of deep cryogenic container manufacturing.
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