CATEGORIES

    Circulating Water Cooling System

    Overview Knowledge Standards Terms
    The circulating water cooling system drives water through a heat exchanger via a pump to remove heat generated by equipment. The heat is then dissipated by a cooling tower or heat exchanger before the water is recirculated. This system is used to maintain constant temperature operation of laboratory instruments, preventing overheating from affecting detection accuracy. It is commonly employed in conjunction with equipment such as spectrometers and reaction vessels.
    Selection
    When selecting, it is necessary to match the equipment's heat dissipation capacity and water flow parameters, consider water treatment to prevent scaling and corrosion, choose air-cooled or water-cooled types based on the environment, reserve capacity to handle peak loads, and prioritize models with integrated temperature control and alarm functions.
    type
    Pumping rate
    Air inlet diameter
    Motor power
    Power frequency
    Noise value

    Terms

    Cooling Circulating Water Chiller

    Standards

    Incoming GB/T 17283.2-2026
    Determination of water in natural gas—Part 2: Determination of water content by oscillation frequency method
    Active GB/T 2539-2023
    Determination of melting point of petroleum waxes—Cooling curve method
    Active GB/T 8332-2008
    Test method for flammability of cellular plastic - Horizonal burning method
    Active GB/T 22313-2008
    Plastics - Polyols for use in the production of polyurethan - Determination of water content
    Active GB/T 41931-2022
    Plastics/rubber—Polymer dispersions and synthetic rubber latices—Freeze-thaw cycle stability test
    Active GB/T 3780.21-2025
    Carbon black—Part 21：Determination of sieve residue—Water washing method
    Active GB/T 6682-2008
    Water for analytical laboratory use - Specification and test methods
    Active GB/T 18856.5-2008
    Test methods for coal water mixture - Part 5: Determination of the stability
    Active GB/T 18856.2-2008
    Test methods for coal water mixture - Part 2: Determination of mass percentage of solid
    Active GB/T 18856.1-2008
    Test methods for quality of coal water mixture - Part 1：Sampling
    Active GB/T 9914.1-2013
    Test method for reinforcement products - Part 1: Determination of moisture content
    Active GB/T 13477.14-2019
    Test method for building sealants－Part 14：Determination of resistance to prolonged exposure to water
    Active GB/T 38924.9-2020
    Environmental test methods for civil small and light unmanned aircraft system—Part 9: Waterproofness test
    Active GB/T 15330-2020
    Test method for water penetration rate of pressure-sensitive tapes
    Active GB/T 15331-2020
    Test method for water vapor transmission rate of pressure-sensitive tapes

    Articles

    The Impact of Cooling Circulating Water Chillers on the Temperature Stability of Digesters
    The cooling circulator helps maintain a stable temperature for the digester by circulating the cooling medium, thereby improving the repeatability of experiments. Its working principle involves using a refrigeration system to lower the water temperature, and then circulating the cooled water to the digester through a circulation pump to absorb excess heat.