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Structure of small flow gear flowmeter | positive displacement flowmeter

『Small flow gear flowmeter』Related information(v cone flow meter|rotary gas meter|gallon meter|gear meter|metal tube rotameter|glass tube rotameter|nutating disk meter|transit time ultrasonic flow meter|wedge flow meter|pd meters|hydraulic flow meter|ultrasonic water flow meter|water flow meter|air flow meter|magnetic water flow meter|oxygen flow meter|gas flow meter|argon flow meter|air velocity meter|gasoline flow meter|fuel flow meter|ultrasonic water meter|digital water meter|nitrogen flow meter|solid flow meter|Oxygen tank flow meter|digital water flow meter|diesel fuel flow meter|steam flow meter|02 flow meter|compressed air flow meter|oil flow meter|liquid flow meter)

1. Which model of flowmeter to use for measuring oil?

The flowmeter for measuring oil should be selected according to the flow range, accuracy requirements, and usage environment. The following are recommended models that are suitable for different scenarios. General industrial refueling scenario • 37718 electronic flowmeter: suitable for refueling oil products such as engine oil, gear oil, antifreeze, etc., flow range 20-80L/min, accuracy ± 0.3%, supports cumulative flow memory, suitable for factories, mines, auto repair shops, oil fields and other scenarios, with an inlet and outlet diameter of 1 "BSP and the ability to switch between 4 measurement units

2. Accurate fuel metering scenario • CONTOIL ® Series fuel flow meter: 1 VZO series: covering small-diameter pipeline fuel based vertical metering, with hydraulic and RE/OEM models with electronic readings, some models support pulse signal output 2 VZD2/VZP series: with electronic display or pulse output, higher protection level, suitable for scenarios that require remote transmission of measurement data DFM series: high flow differential metering, suitable for ship and large engine fuel measurement, not affected by medium temperature and viscosity, working temperature -30 ℃~80 ℃, accuracy<± 1.0% • KS-WALC elliptical gear flowmeter: suitable for high viscosity oil measurement, insensitive to viscosity changes, no need for front and rear straight pipe sections, available in different material models such as cast iron and cast steel, accuracy up to 0.2 level, supports on-site display and remote control

3. Small civilian/non-commercial scenarios • LLJ series flowmeter: affordable, easy to install, suitable for residual diesel, gasoline, kerosen

Small flow gear flowmeter
e measurement, accuracy ± 1%, supports horizontal/vertical installation, available in multiple models such as LLJ-120L and LLJ-20G

4. Small flow oil scenario • MAEDAKOKI Maeda Machinery MKK oil flow meter: measuring range 2.5~25L/h, suitable for small flow oil metering needs.

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2. What flowmeter is good for slow liquid flow rate?

When the liquid flow rate is slow, it is preferred to choose elliptical gear flowmeter, electromagnetic flowmeter or Coriolis mass flowmeter that are sensitive to low flow rate.

. 1. The elliptical gear flowmeter measures flow rate by a fixed volume driven by liquid to rotate the elliptical gear, with high accuracy (± 0.5%~1%) and minimal viscosity impact. Suitable for high viscosity fluids such as crude oil and Mu Lu lubricating oil, and can maintain accurate measurement even in low flow rate environments. two The electromagnetic flowmeter measures flow velocity based on the principle of generating electromotive force by cutting magnetic induction lines with conductive liquid, with minimal pressure loss and the ability to capture extremely low flow velocities (such as below 0.1m/s). Conductive liquids such as acid, alkali, and salt solutions are commonly used in this type and are widely used in the chemical and water treatment industries. three The Coriolis mass flowmeter utilizes the Coriolis effect generated by fluid vibration to directly measure mass flow rate, with the highest accuracy and no interference from temperature and density. Low flow rate scenarios with strict requirements such as pharmaceuticals and food processing are preferred, but there are high requirements for installation location and liquid cleanliness.

3. Structure of Positive Displaceme

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