




Xintao is a well-known molecular sieve manufacturer with more than 20 years of development. Xintao molecular sieves have different specifications and shapes, including various types such as molecular sieve 3A/4A/5A/13X, oxygen molecular sieves, and carbon molecular sieves. Our product are exported to more than 140 countries overseas and are widely used in industries such as petroleum, chemical, natural gas, environmental protection, medicine, gas separation, air purification, and refineries. The adsorbent industry has extremely high requirements for molecular sieves, which need to meet precise specifications and high quality standards. By combining advanced production technology and production processes, we provide high-quality molecular sieve particles to meet customer needs.

Carbon molecular sieve, the main component is elemental carbon, and its appearance is a black columnar solid. Because it contains a large number of micropores, these micropores allow molecules smaller than its pore size to enter quickly, and restrict the entry of molecules larger than the pore size. For example, when separating nitrogen and oxygen, the micropores have a strong instantaneous affinity for oxygen molecules. Oxygen can quickly diffuse into the pores through the pores, while nitrogen is difficult to pass through. Therefore, it can be used to separate nitrogen and oxygen in the air. Xintao carbon molecular sieve is suitable for various types of pressure swing adsorption nitrogen generators.

As a leading activated alumina manufacturer, Xintao has 22 years of industry experience, serving more than 10,000 customers, and provides a full range of activated alumina products with sufficient inventory. Such as activated alumina adsorbent, activated alumina desiccant, activated alumina for fluorine and arsenic removal, activated alumina for hydrogen peroxide, activated alumina catalyst carrier, etc. Xintao activated alumina is widely used in various fields such as petrochemical, natural gas, air separation, water treatment, etc. Our products have been highly recognized by various industries, and we have established long-term cooperative relations with dozens of Fortune 500 companies.


One Design background According to the changes in the industry, with the growing market for gas sales projects, we carry out research and development according to the requirements of post-processing equipment for gas sales projects. The air-cooled dryer is required to have low pressure drop, dew point of 2-10 ° C, and low energy consumption According to these three characteristics, we set the development route as a pre-cooler plus a three-in-one high-performance board converter plus a frequency conversion system to achieve the above requirements. The detailed details are described below. Two Theoretical basis Compressed air firstly enters the pre-cooler for cooling, then enters the three-in-one high-performance plate exchanger pre-cooling regenerator for secondary cooling, then enters the evaporation part for forced cooling and water diversion, and the treated low-temperature compressed air enters the pre-cooling regenerator to exchange heat with the entered hot air, so that the low-temperature compressed air is heated and flows out; The refrigeration system precisely controls the compressor speed according to the change of system load, and automatically adjusts the frequency to meet the processing requirements. Three Component description 1. The pre-cooler cools the compressed air with higher temperature. The pre-condenser is required to be small in size and high in heat exchange efficiency. Therefore, we adopt the plate-fin heat exchanger and the plate-fin heat exchanger, which are made of aluminum alloy and have high heat exchange efficiency. 2. High-performance three-in-one plate exchanger According to the design requirements, we have designed a special plate exchanger separately, which is characterized by low pressure loss, large heat exchange area, and the same processing capacity is more than 30% larger than that of ordinary three-in-one plate exchanger. 3. Frequency conversion system, the system program is specially adjusted for this model, featuring high precision, fast response, wide range of data reading, such as compressed air inlet temperature, outlet temperature, dew point temperature, compressed air pressure value, evaporation temperature, condenser temperature, suction temperature, evaporation pressure, condenser pressure, refrigerant exhaust temperature, the whole series of standard RS485 communication interface 4. Inverter compressor, in order to provide more stable operation of the equipment, we use Mitsubishi permanent magnet DC inverter compressor in the whole series. Mitsubishi DC inverter compressor runs smoothly, with wide frequency range and low noise. The internal rotor is treated with anti-wear coating, which can maintain stable output at ultra-high speed.

I. Working principle The zero air consumption blast heat regeneration adsorption dryer is based on the low air consumption blast heat regeneration adsorption dryer, and a mid-mounted cooler is added. Ambient air sucked by the blower is heated by the heater to heat and desorb moisture from the adsorbent, hot air circulates through the intermediate cooler and the regeneration tower in the cooling stage, the regeneration tower is cooled through continuous closed circulation, and compressed air is not consumed in the whole regeneration process. II. Design Features 1. Communication can meet the user's requirements of RS-485 (standard configuration) and Internet of Things connection; 2. Self-developed EBZ200-2 multi-core driver, compared with the fixed cycle mode, can save more than 10% of the comprehensive energy consumption; 3. Dew point energy-saving control is selected, which can prolong the adsorption time and reduce the comprehensive energy consumption by more than 30% in the working condition of load fluctuation; 4. Customized high-performance adsorbent with 20% filling margin; 5, brand high-pressure blower, high-performance pneumatic valve, HTFS software design of high-efficiency cooler, reliable performance, long life; 6, 304 stainless steel control gas pipeline, specially designed shunt, high utilization rate of adsorbent, small gas pressure loss; 7, 7-inch Kunlun Tongtai touch screen programmable controller, dynamic monitoring of the operation process, signal acquisition including: air outlet temperature, heating temperature, regeneration tail gas temperature, A/B tower pressure, O blower pressure, dew point temperature (optional).
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