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    Home > Chemicals Industry > China Chemical > The sales of natural gas are increasing steadily. Do you know the application of natural gas flow meters?

    The sales of natural gas are increasing steadily. Do you know the application of natural gas flow meters?

    • Last Update: 2021-10-06
    • Source: Internet
    • Author: User
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    [ Focus on Chemical Machinery and Equipment Network ] Since the 1990s, China's natural gas industry has entered a fast track.
    Especially after entering the new century, natural gas consumption has grown rapidly.
    This has benefited from China's urbanization and favorable policies for the natural gas industry.
    In the past, China's natural gas meter market has shown strong development momentum.

     
    Chemical machinery and equipment network hotspots pay attention to chemical machinery and equipment
    In 2019, the world's natural gas exploration has made many major discoveries, with 2.
    1 trillion cubic meters of new recoverable natural gas reserves, about 71% of which are distributed in the sea.
    In addition, in 2019, the world's natural gas consumption was 3.
    93 trillion cubic meters, a year-on-year increase of 2.
    0%, and the growth rate dropped by 3.
    3 percentage points, accounting for 24.
    2% of primary energy consumption, and sales volume increased steadily.

     

    Gas is one of the energy sources for urban residents and industrial and commercial households.
    As a public utility, the driving force for the development of the urban gas industry comes from urbanization.
    On the one hand, the "clustering effect" of the city makes it possible to centralize gas supply; on the other hand, urban life requires the use of clean and efficient living energy with gas.
    The sales volume of natural gas is increasing steadily.
    Do you know the applications of natural gas flow meters ?
     
    Flow meter
      It is reported that at this stage, natural gas companies mainly use flow meters for statistics for domestic gas use.
    Flow meters are divided into: electromagnetic flowmeter , orifice valve flowmeter, precession vortex flowmeter, vortex flowmeter, ultrasonic flowmeter, and mass flow.
    meter.
    It can be seen from this that the natural gas metering work is complicated, and it is necessary to establish and improve the natural gas metering management system based on the actual use status, so as to reduce the supply and marketing gap in metering statistics and realize the improvement of the accuracy of natural gas metering instruments.

     
    Flowmeter
      In addition, my country currently generally uses volumetric flow metering to measure natural gas.
    This method mainly relies on the system's recording of the volume flow of natural gas flowing through the cross-section of the closed pipeline within the * time period.
    However, as the proportion of natural gas in the market has increased year by year, the scope of use of natural gas metering instruments has increased, resulting in an increase in the types of metering instruments.
    Currently, the metering instruments used in natural gas flow measurement include differential pressure, volumetric, and velocity.

     

      The measuring instruments used in natural gas trade measurement will undergo regular inspections and calibrations, and then in subsequent use, different countries will develop natural gas flow standard devices according to their use conditions, and establish a good natural gas flow value traceability system through this.

     

      Since the 1990s, developed countries in the world have adopted gas loop measurement as the main form of natural gas instrument detection, and this detection is not lacking in 0.
    15% to 0.
    27%.
    my country started relatively late, so the application of the ring road method has been mainly in recent years, and a comprehensive natural gas meter ring road measurement method has been planned and established in Beijing, Wuhan, Inner Mongolia and other regions.

     

      *, the measurement of natural gas is an unavoidable issue in the production, trade and use of natural gas.
    The measurement methods mainly include volume measurement method, mass measurement method and energy measurement method.
    The measurement standard adopted by developed countries in the natural gas trade is the energy measurement method, while the volume flow method is commonly used in my country.
    As a multi-component mixed gas, natural gas has different origins and different components and contents.
    This leads to differences in the calorific value of natural gas even if the volume and quality are the same.
    The energy measurement reflects the thermal energy of natural gas, which is a reasonable and scientific measurement method that can reflect the characteristics of its fuel.
    my country is promoting natural gas consumption, and both trade and domestic consumption measurement and settlement require the promotion of natural gas energy measurement as soon as possible.

     

      Among the many natural gas measurement methods, energy measurement is currently the most popular natural gas trade settlement method.
    Most of the above countries adopt energy metering methods for settlement, and have formulated relevant laws and regulations, energy policies and price policies for natural gas energy metering.
    In order to promote the reform of my country's natural gas measurement methods, promote trade fairness, and at the same time, in the past two years, the state has issued a series of policies to promote the development of natural gas energy measurement.
    The development prospects are promising.

     

      Original title: Natural gas sales are increasing steadily.
    Do you know the application of natural gas flow meters?
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