Modern heat exchange equipment to improve energy efficiency and protect the environment
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.
As heat exchange equipment in industrial production, heat exchange equipment plays a key role. Its main function is to realize the transfer of material energy through heat transfer, which is widely used in the process of chemical, energy, metallurgy and other industries.
In the type of heat exchange equipment, common including heat exchanger, condenser, evaporator and so on. Heat exchanger is one of the most common equipment, mainly used for heat transfer. The condenser is a device that cools and condenses vaporized gas into liquid, which is commonly used in household appliances such as air conditioners and refrigerators. The evaporator is the process of turning liquid into gas, which is commonly found in distillers and other equipment.
Heat exchange equipment plays a vital role in improving energy efficiency and protecting the environment. Through the rational design and use of heat exchange equipment, can effectively improve energy efficiency, reduce energy consumption, reduce production costs. At the same time, the use of heat exchange equipment can effectively reduce the emission of carbon dioxide and other greenhouse gases, reduce environmental pollution, and achieve the goal of energy saving and emission reduction.
In general, as one of the indispensable equipment in modern industrial production, the importance of heat exchange equipment in improving energy efficiency and protecting the environment can not be ignored. Only by continuously improving the technical level, improving equipment design, and strengthening management and application, can we better play the role of heat exchange equipment in industrial production and achieve the goal of 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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