Application Case of Fin Heat Exchanger in Chemical Industry
Type B uses the national standard GB7148-81 and the international ISO7150/1-1948 standard salicylic acid photometric method as the basic test means, supplemented by sample colorimetric reaction pretreatment, to achieve rapid and accurate colorimetric determination of samples, with stable,SensitiveReliable and mercury-free.
In the production process of a chemical enterprise, it is necessary to cool a high temperature medium. In order to ensure the production efficiency and product quality, they chose to use finned heat exchanger for heat exchange treatment. The finned heat exchanger adopts an efficient fin design, which makes the heat transfer efficiency higher, and can quickly cool the high temperature medium to the required temperature, which improves the production efficiency and saves the energy cost.
In the production line of the chemical enterprise, the finned heat exchanger has been successfully applied to many process links. It has compact structure, good heat exchange effect, good pressure resistance and corrosion resistance, and is suitable for cooling and heat exchange of various media. Through the application of finned heat exchanger, the enterprise not only improves the production efficiency, but also reduces the energy consumption, and achieves the dual goals of environmental protection and energy saving.
In addition, the maintenance cost of the finned heat exchanger is relatively low, which prolongs the service life of the equipment and reduces the operating cost of the enterprise. In the highly competitive market environment of the chemical industry, the use of finned heat exchangers not only enhances the production capacity of enterprises, but also enhances market competitiveness, laying a solid foundation for the development of enterprises.
Through this case of chemical enterprises, we can see the important application of finned heat exchangers in the chemical industry, providing enterprises with efficient and reliable heat exchange solutions to help enterprises achieve sustainable development.
Key words: heat exchange equipment
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Type of ammonia nitrogen analyzer
Ammonia nitrogen analyzer according to the different test standards, there are A, B type. Type A is GB7479-87 by Nessler' s reagent colorimetric method. Type B adopts the national standard GB7148-81 and the salicylic acid photometric method specified in the international ISO7150/1-1948 as the basic testing method, supplemented by the sample colorimetric reaction pretreatment, to realize the rapid and accurate colorimetric determination of the sample, which has the advantages of stability, sensitivity, reliability and mercury-free.
Operation steps of ammonia nitrogen analyzer
Pour distilled water or ultra-pure water into a cuvette (about 2/3 height); wipe the water marks and fingerprints on the outer wall with a non-falling paper towel or soft cloth, then put it into the measuring seat of the instrument and cover the shading cover.
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