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 seven business centers: boilers, deep-freeze containers, pressure vessels, central air conditioning, engineering installation, international trade, and Internet of Things. It operates three factory sites on Jinnan Road, East Changjiang Road, and Bohai Road, covering a total area of 200,000 square meters, with the main workshop spanning 83,000 square meters. It currently employs 710 staff, including 247 engineers and technicians, and 82 intermediate-level technical personnel. 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 Department of Industry and Information Technology. 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.
The inspection of the heat-conducting oil boiler tube plates is to ensure the safe operation of the boiler and prevent potential issues. The following are general steps for inspecting heat-conducting oil boiler tube plates: Visual Inspection: Conduct a visual inspection to check for any obvious corrosion, cracks, deformation, or other anomalies on the surface of the tube plates. Pay special attention to checking for cracks or leaks at the welds and joints. Cleaning the Tube Plates: Clean the surface of the tube plates thoroughly to remove dirt and deposits for proper inspection. Ultrasonic Testing: Use an ultrasonic testing instrument to inspect the tube plates to detect any possible cracks or other defects. Ultrasonic testing helps determine the integrity and reliability of the tube plates. Pressure Testing: Perform a pressure test to verify the sealing and pressure resistance of the tube plates. Gradually increase the pressure during the test, observe for any leakage, and ensure the tube plates can withstand the designed pressure. Tube Plate Thickness Measurement: Use an ultrasonic thickness gauge to measure the thickness of the tube plates to ensure they meet the design requirements. Pay particular attention to the corrosion condition, ensuring it remains within the safe range. Weld Inspection: Inspect the welds on the tube plates to ensure the quality of the welds meets relevant standards and specifications. Check the integrity of the welds, the quality of the weld, and whether the welding process meets requirements. Documentation and Reporting: Record and report the inspection results of the tube plates, including any issues found, measures taken, 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 in accordance with relevant standards and specifications. If any issues or anomalies are found, appropriate repair and maintenance measures should be taken promptly to ensure the safe operation of the boiler.

The purpose of deoxygenating feed water in industrial boilers is to reduce oxygen corrosion and bubble formation within the boiler, ensuring the safety and proper operation of the boiler and piping systems. The main methods of deoxygenation include: 1. Mechanical Deoxygenation: Removing oxygen from water through physical means. Common mechanical deoxygenation equipment includes deaerators and degassers. Deaerators remove oxygen by spraying water into a film, utilizing the difference in gas solubility. Degassers, on the other hand, spray water into tiny droplets to remove oxygen based on the same principle. 2. Thermal Deoxygenation: Removing oxygen from water by heating the water body, taking advantage of the property that oxygen solubility decreases with temperature. Common thermal deoxygenation equipment includes deaerating pots and deaerators. Deaerating pots release oxygen from water by heating it to saturation temperature, while deaerators heat the water to reduce oxygen solubility and remove it. 3. Chemical Deoxygenation: Removing oxygen from water by adding chemicals that react with it, thus eliminating oxygen. Common chemical deoxygenating agents include salts and reducers. Chemical deoxygenation is often used in high-pressure boiler systems and effectively removes oxygen from water. The choice and method of deoxygenation depend on the specific boiler system and water quality. In practice, a combination of deoxygenation methods is often employed to achieve the desired deoxygenation effect. The selection and operation of deoxygenation equipment should be assessed and adjusted based on actual conditions to ensure the safety and proper operation of the boiler system.

A gas thermal oil boiler is a device that uses gas as fuel to heat thermal oil by utilizing the thermal energy generated from combustion. Here are some basic knowledge points about gas thermal oil boilers: Working Principle: The working principle of a gas thermal oil boiler involves mixing gas with air, which is then combusted to produce high-temperature flue gas. This flue gas is passed through the flue and heat exchanger to exchange heat with the thermal oil, transferring the thermal energy to the oil and raising its temperature. The thermal oil circulates within the boiler, transferring heat to the equipment or process that requires heating. Thermal Oil: The thermal oil used in gas thermal oil boilers is typically an organic heat carrier, such as mineral oil or synthetic oil. It has high thermal conductivity and stability, allowing it to operate stably at high temperatures and transfer heat to the heated equipment. Gas Combustion System: Gas thermal oil boilers are equipped with a gas combustion system, including burners, gas supply systems, and control systems. The burners mix gas with air and burn to produce heat. The gas supply system provides gas and adjusts the gas flow as needed. The control system monitors and controls the combustion process to maintain stable operation. Safety Protection Devices: Gas thermal oil boilers are equipped with various safety protection devices to ensure safe operation of the equipment. Common safety devices include overheat protection, overpressure protection, and water level protection, which monitor and control the boiler's operating status to prevent equipment damage and safety accidents. Application Fields: Gas thermal oil boilers are widely used in industrial sectors such as chemical, textile, food processing, and papermaking. They can provide stable high temperatures for various applications.

When using a thermal oil furnace with gas, the following points should be noted: - Safe Operation: A thermal oil furnace is a high-temperature equipment, so safety must be prioritized during operation. Operators should be familiar with the equipment's operation procedures and safety precautions, wear necessary personal protective equipment, and ensure safe operation. - Gas Supply: A stable gas supply is required for the thermal oil furnace. Before use, check if the gas pipeline is clear and the gas valve is open to ensure normal gas supply. - Thermal Oil Circulation: The thermal oil furnace needs to circulate the thermal oil through a pump to the heat source equipment. Before use, inspect the pump's operation to ensure it is functioning properly. - Temperature Control: A thermal oil furnace typically requires a temperature control system to regulate the thermal oil's temperature. Before use, check the settings and adjustments of the temperature control system to ensure accurate and reliable control. - Regular Maintenance: Regular maintenance and upkeep are necessary for the thermal oil furnace, including cleaning the burner, checking the seals of pipelines and valves, and replacing worn parts. Regular maintenance ensures the equipment operates smoothly and extends its lifespan. - Environmental Protection: During combustion, thermal oil furnaces produce exhaust gases, so ensure proper exhaust emissions. Take appropriate exhaust treatment measures, such as flue gas purification equipment, to minimize environmental impact. - The above are some precautions when using a thermal oil furnace with gas. To ensure safety and the normal operation of the equipment, it is recommended to follow relevant operation procedures and safety requirements, and to perform regular maintenance and inspections. If necessary, consult the manufacturer or engineer of the thermal oil furnace for advice.
Our company places great emphasis on technological innovation and research and development. We have one municipal-level enterprise technology center in Heze City, with testing facilities for non-destructive testing, physical and chemical experiments, welding tests, hydrostatic testing, etc. We are equipped with over 600 types 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 more. The key products and technologies we have developed, such as thermal pressure vessel welding, biomass boiler emissions reduction, and waste heat utilization, have successively been selected for multiple Shandong Provincial Department of Industry and Information Technology innovation projects, key provincial projects, and Heze City innovative excellence projects. We have累计 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 Yajiang Li of Shandong University, has jointly developed deep cryogenic container processing technology, utilizing the internationally recognized plasma arc + filled wire tungsten arc welding (PAW-GTAW) technology. After provincial-level scientific and technological achievement appraisals, our technology level in the deep cryogenic container manufacturing field has reached international standards.
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