Two-stage Ammonia Gas Pipeline Pressure Reducer with Special Explosion - proof and Shock - proof Pressure Gauge

Two - stage Ammonia Gas Pipeline Pressure Reducer with Special Explosion - proof and Shock - proof Pressure Gauge

Model: YQA - 20 Two - stage Ammonia Gas Pipeline Pressure Reducer

Purpose: Pressure reduction

Structure: Two - stage

Working Principle: Positive – acting

- Ammonia Gas Pipeline Pressure - regulating Valve，

- Ammonia Gas Pipeline Pressure - decreasing Device，

- Ammonia Gas Pipeline Pressure - relief Valve，

What are the characteristics of a two-stage ammonia gas pipeline pressure reducer?

1. **High-precision pressure regulation**

   - **Two-stage pressure reduction process**: The two-stage structure divides the pressure reduction process of ammonia gas into two stages. First, ammonia gas enters the first-stage pressure reduction part, and the pressure is initially reduced. Then, the ammonia gas after preliminary pressure reduction enters the second-stage pressure reduction part for more refined pressure reduction. Compared with single-stage pressure reduction, this two-stage pressure reduction method can control the outlet pressure more accurately. For example, in chemical production, for reactions involving ammonia gas, the pressure accuracy requirements are relatively high. The two-stage pressure reducer can precisely adjust the ammonia gas pressure to the range required for the reaction. For example, ammonia gas with an inlet pressure of 1.0 MPa can be precisely reduced to about 0.1 MPa to meet process requirements.

   - **Stable output pressure**: Due to the adoption of two-stage pressure reduction, there are corresponding adjustment mechanisms in each stage of the pressure reduction process. Internal components such as diaphragms and springs will be dynamically adjusted according to pressure changes. Even if the inlet pressure fluctuates to a certain extent, after two stages of buffering and adjustment, the outlet pressure can remain relatively stable. This is very important for occasions that require a stable ammonia gas supply pressure, such as ammonia refrigeration systems. Stable ammonia gas pressure can ensure the stable operation of components such as evaporators of refrigeration equipment and improve refrigeration efficiency and the reliability of equipment.

2. **Higher safety**

   - **Explosion-proof performance**: Ammonia gas is a flammable gas and may explode under certain concentrations and conditions. The two-stage ammonia gas pipeline pressure reducer takes explosion-proof requirements into consideration in the design and manufacturing process. Its casing may be made of explosion-proof materials or have an explosion-proof structure. For example, by using a special metal material, it can effectively prevent external sparks and other factors from causing ammonia gas explosions. At the same time, some internal components will also avoid generating sparks that may cause explosions during operation to ensure safe operation in a dangerous environment containing ammonia gas.

   - **Shock-proof performance**: In some industrial environments, there may be vibration sources, such as the vibration of compressors and the fluid impact of pipelines. The structural design of the two-stage pressure reducer makes it have better shock-proof performance. The installation method of its internal components and the overall structural layout can reduce the influence of vibration on the pressure reduction process. For example, by using elastic supports to fix key components, when subjected to external vibrations, the elastic supports can absorb and buffer vibration energy to prevent internal precision components (such as diaphragms, valve cores, etc.) from being damaged by vibrations and avoid safety accidents such as ammonia gas leakage.

3. **Wide range of adaptability**

   - **Pressure range adaptability**: The two-stage structure enables the pressure reducer to adapt to a wide range of inlet pressures. Whether it is a high-pressure ammonia gas source or a slightly lower pressure ammonia gas supply, it can effectively perform pressure reduction operations. For example, its inlet pressure range can be from 0.5 MPa to 2.0 MPa. Through two-stage pressure reduction, the outlet pressure can be stabilized between 0.1 - 0.5 MPa, meeting different users' different needs for ammonia gas pressure and being suitable for multiple fields such as chemical production and refrigeration.

   - **Flow adaptability**: In the case of large changes in ammonia gas flow, the two-stage pressure reducer can also adapt well. When the ammonia gas flow increases, it can automatically adjust the internal throttling components according to the flow change to ensure stable pressure after pressure reduction. This is because the two-stage structure has more adjustment links and can dynamically balance the pressure according to the flow change to ensure that it can provide appropriate pressure for subsequent ammonia gas using equipment under different flow rates.