“Accurate and Reliable: Unleash the Power of Precise Natural Gas Flow Measurement”
Top 5 Flow Meters for Natural Gas Measurement
Natural gas is a widely used source of energy, and accurate measurement of its flow is crucial for various applications. Whether it’s for billing purposes, process control, or environmental monitoring, having the best flow meter for natural gas is essential. In this article, we will discuss the top five flow meters that are highly recommended for measuring natural gas.
| ROS-360 Water Treatment RO Programmer Controller | ||
| Model | ROS-360 Single Stage | ROS-360 Double Stage |
| Measuring range | Source water0~2000uS/cm | Source water0~2000uS/cm |
| 　 | First level effluent 0~1000uS/cm | First level effluent 0~1000uS/cm |
| 　 | secondary effluent 0~100uS/cm | secondary effluent 0~100uS/cm |
| Pressure sensor(optional) | Membrane pre/post pressure | Primary/ secondary membrane front/rear pressure |
| Flow Sensor(optional) | 2 channels (Inlet/outlet flow rate) | 3 channels (source water, primary flow,secondary flow) |
| IO input | 1.Raw water low pressure | 1.Raw water low pressure |
| 　 | 2.Primary booster pump inlet low pressure | 2.Primary booster pump inlet low pressure |
| 　 | 3.Primary booster pump outlet high pressure | 3.Primary booster pump outlet high pressure |
| 　 | 4.High liquid level of Level 1 tank | 4.High liquid level of Level 1 tank |
| 　 | 5.Low liquid level of Level 1 tank | 5.Low liquid level of Level 1 tank |
| 　 | 6.Preprocessing signal | 6.2nd booster pump outlet high pressure |
| 　 | 　 | 7.High liquid level of Level 2 tank |
| 　 | 　 | 8.Preprocessing signal |
| Relay output (passive) | 1.Water inlet valve | 1.Water inlet valve |
| 　 | 2.Source water pump | 2.Source water pump |
| 　 | 3.Booster pump | 3.Primary booster pump |
| 　 | 4.Flush valve | 4.Primary flush valve |
| 　 | 5.Water over standard discharge valve | 5.Primary water over standard discharge valve |
| 　 | 6.Alarm output node | 6.Secondary booster pump |
| 　 | 7.Manual standby pump | 7.Secondary flush valve |
| 　 | 　 | 8.Secondary water over standard discharge valve |
| 　 | 　 | 9.Alarm output node |
| 　 | 　 | 10.Manual standby pump |
| The main function | 1.Correction of electrode constant | 1.Correction of electrode constant |
| 　 | 2.TDS alarm setting | 2.TDS alarm setting |
| 　 | 3.All working mode time can be set | 3.All working mode time can be set |
| 　 | 4.High and low pressure flushing mode setting | 4.High and low pressure flushing mode setting |
| 　 | 5.Manual/automatic can be chosen when boot up | 5.Manual/automatic can be chosen when boot up |
| 　 | 6.Manual debugging mode | 6.Manual debugging mode |
| 　 | 7.Spare parts time management | 7.Spare parts time management |
| Expansion interface | 1.Reserved relay output | 1.Reserved relay output |
| 　 | 2.RS485 communication | 2.RS485 communication |
| Power supply | DC24V±10% | DC24V±10% |
| Relative humidity | ≦85% | ≤85% |
| Environment temperature | 0~50℃ | 0~50℃ |
| Touch screen size | Touch screen size: 7 inches 203*149*48mm (Hx Wx D) | Touch screen size: 7 inches 203*149*48mm (Hx Wx D) |
| Hole Size | 190x136mm(HxW) | 190x136mm(HxW) |
| Installation | Embedded | Embedded |
First on our list is the thermal mass flow meter. This type of flow meter operates on the principle of heat transfer. It measures the flow rate by calculating the amount of heat absorbed or lost by the gas as it passes through the meter. Thermal mass flow meters are known for their high accuracy and wide turndown ratio, making them suitable for a wide range of flow rates. They are also highly reliable and require minimal maintenance.
Next up is the ultrasonic flow meter. This type of flow meter uses sound waves to measure the velocity of the gas. It works by emitting ultrasonic pulses into the gas flow and measuring the time it takes for the pulses to travel between two points. Ultrasonic flow meters are non-intrusive, meaning they do not require any cutting or drilling of pipes. They are also highly accurate and can handle high-pressure applications. However, they may be affected by factors such as temperature, pressure, and gas composition.
Moving on, we have the Coriolis flow meter. This type of flow meter operates on the principle of the Coriolis effect, which is the deflection of moving objects caused by the rotation of the Earth. Coriolis flow meters measure the mass flow rate by detecting the change in the oscillation of a vibrating tube as the gas flows through it. They are known for their high accuracy, even in low flow rates, and their ability to measure density and temperature simultaneously. However, Coriolis flow meters can be expensive and may require periodic calibration.
Another popular choice is the vortex flow meter. This type of flow meter uses the principle of vortex shedding, which is the formation of alternating vortices behind a bluff body in a flowing fluid. Vortex flow meters measure the frequency of these vortices to determine the flow rate. They are known for their simplicity, durability, and ability to handle high temperatures and pressures. However, vortex flow meters may not be as accurate as other types, especially at low flow rates.
Last but not least, we have the differential pressure flow meter. This type of flow meter measures the pressure drop across a constriction in the pipe caused by the flow of gas. By knowing the pressure drop and the properties of the gas, the flow rate can be calculated. Differential pressure flow meters are widely used and are relatively inexpensive compared to other types. However, they may require regular maintenance and calibration to maintain accuracy.
In conclusion, when it comes to measuring natural gas flow, there are several options to choose from. The thermal mass flow meter, ultrasonic flow meter, Coriolis flow meter, vortex flow meter, and differential pressure flow meter are all excellent choices, each with its own advantages and limitations. The best flow meter for natural gas will depend on factors such as accuracy requirements, flow rate range, and budget. It is important to carefully consider these factors and consult with experts to select the most suitable flow meter for your specific application.
