Table of Contents
What is solvent flow meter?
What is a chemical solvent?
Considerations for selecting a solvent flow meter
Viscosity concerns and lack of capillary seal
Low lubricity and stress drop
Flow meters for measuring solvents
Turbine flowmeter
Oval gear circulate meter
Magnetic flowmeter
Gear move meter
Featured merchandise
What is solvent circulate meter?
Solvent move meter is a move meter that measures the volume or mass move of a solvent. It is essential to accurately measure the amount of solvent in industrial manufacturing processes. Solvents are divided into natural solvents and inorganic solvents in accordance with their chemical composition. Solvents are generally used as uncooked supplies in varied industries such as coatings, paints and dyes.
Choosing a move meter for chemical service can be tough. We have to know precisely what the fluid is and the operating circumstances. Of specific importance are temperature and line pressure. The more info you give us, the better we are able to do in deciding on the proper circulate meter in your software.
What is a chemical solvent?
Solvents are substances that can dissolve different solids, liquids, gases and other solutes. The commonest solvent in our every day life is water. Generally solvents have low boiling points, are unstable and can’t react chemically with solutes. Solvents are usually colorless and clear liquids with a particular odor.
Solvents play a vital function in adhesives.
Organic solvents are a large group of organic compounds which may be widely utilized in life and manufacturing. They have a small molecular weight and are liquid at room temperature. Organic solvents embrace a selection of substances corresponding to paraffins, olefins, alcohols, aldehydes, amines, esters, ethers, ketones, fragrant hydrocarbons, hydrogenated hydrocarbons, terpenes, halogenated hydrocarbons, heterocyclic compounds, nitrogen-containing compounds, sulfur-containing compounds, and so forth. Compounds, and so forth. Most of them are poisonous to humans.
Solvents are usually found in paints, adhesives, varnishes and cleaners. Commonly used natural solvents are DMF, cyclohexanone, acetonitrile, acetic acid, methyl acetate, ethyl acetate, isopropyl alcohol, vinyl acetate, cyclohexane, n-hexane, n-heptane, and so forth.
Organic solvents are a category of organic compounds that can dissolve some substances insoluble in water (such as grease, wax, resin, rubber, dye, and so on.). It is characterized by its liquid state at room temperature and pressure. It has higher volatility. During the dissolution process, the properties of solute and solvent remain unchanged.
There are many forms of natural solvents, which may be divided into 10 major classes in accordance with their chemical construction.
Aromatic hydrocarbons: benzene, toluene, xylene, etc.
Aliphatic hydrocarbons: pentane, hexane, octane, etc.
Alicyclic hydrocarbons: cyclohexane, cyclohexanone, toluene cyclohexanone, and so on.
Halogenated hydrocarbons: chlorobenzene, dichlorobenzene, dichloromethane, etc.
Alcohols: methanol, ethanol, isopropanol, and so on.
Ethers: ethyl ether, propylene oxide, and so forth.
Esters: methyl acetate, ethyl acetate, propyl acetate, and so on.
Ketones: acetone, methyl butanone, methyl isobutyl ketone, etc.
Diol derivatives: ethylene glycol monomethyl ether, ethylene glycol monoethyl ether, ethylene glycol monobutyl ether, etc.
Other: acetonitrile, pyridine, phenol, and so on.
Considerations for selecting a solvent circulate meter
Don’t simply ask for body materials and count on the gauge to work correctly. The physique is just a stress vessel containing a working mechanism. The supplies within the physique should be carefully specified. Always check the list of supplies in the specifications. If you experience chemical compatibility problems, it will be in the working mechanism, not within the body.
Do not assume that a plastic-bodied gauge will be just right for you simply because you are utilizing PVC lines. PVC and CPVC can handle chemical compounds that may melt a plastic-bodied gauge in seconds. Plastic body gauges designed for water supply are manufactured from polyacetal and polycarbonate, not PVC. they can’t handle low pH fluids and are topic to solvent attack in some circumstances.
Viscosity issues and lack of capillary seal
The utility of mechanical instruments requires consideration of fluid properties. Mechanical gauges with oscillating pistons, pendulums (pendulums) or comparable measuring components are referred to as volumetric gauges. However, what makes it “positive” is the capillary seal between the measuring factor and the sidewall or partaking components. If you are dealing with low viscosity fluids, i.e. alcohol, toluene, MEK, and so forth., you lack the viscosity to form an excellent capillary seal. This will show up as leaks around the measuring element and can usually trigger the meter to learn low.
Low lubricity and strain drop
Positive displacement circulate meters have surfaces in the measurement chamber which might be in contact with each other. In a chapter transferring disc (pendulum), the center ball rides in a fashioned cup, in an oscillating piston flowmeter, the center pin is in contact with the curler and the piston diaphragm rides on the hub. This signifies that the non-lubricated fluid allows these components to tug against one another, which increases the frictional load. This loading creates greater pressure drops and will increase put on on the meter.
Flow meters for measuring solvents
The finest methodology for such fluids is to make use of turbine flow meters. The turbine rotor is suspended by ball or sleeve bearings and has just about no drag coefficient. This permits turbine circulate meters to be used for low viscosity in addition to non-lubricated fluids. Another option is the oval gear circulate meter (PD flow meter), which is a constructive displacement system using a double oval rotor. The rotors inherently provide a better seal because their gear design captures a pocket of fluid on the capillary sealing level, thus stopping leakage around the measuring element. Electromagnetic circulate meters may additionally be used, and they both enable for highly correct and efficient solvent move measurement.
Turbine flowmeter
Turbine flow meters are velocity circulate meters, also recognized as impeller flow meters. It can be used to measure the instantaneous and cumulative circulate price of solvent liquids. It has the advantages of high accuracy, good repeatability, easy structure, few transferring components, excessive stress resistance, broad measuring range, small quantity, mild weight, small pressure loss, straightforward maintenance, etc.
Turbine flowmeter is extensively used for flow measurement: petroleum, chemical trade, metallurgy, natural liquid, inorganic liquid, liquefied gas, natural gas, gas and low temperature fluid. Turbine flowmeter signal could be divided into pulse sign or present signal (4-20mA).
Oval gear circulate meter
Oval gear flow meter as a mechanical flow meter is a standard sort of volumetric move meter. It can measure the volume move of excessive viscosity and corrosive solvent fluids. It has a quantity of benefits.
High measurement accuracy.
Installation piping situations haven’t any effect on the measurement accuracy.
Can be used for ไดอะแฟรม ซีล .
Large vary.
Direct studying meter can acquire the totalization and total directly without exterior energy.
Clear and easy to operate.
Magnetic flowmeter
Magnetic move meter is a flowmeter that measures the flow of conductive solvent fluids. Abbreviated as EMF, it’s also referred to as electromagnetic flowmeter. It is a volumetric circulate meter. The electromagnetic flow meter measures the rate of a conductive fluid passing by way of a pipe or conduit. Electromagnetic flowmeter is the most effective flowmeter selection for the wastewater remedy trade.
Gear circulate meter
The gear flow meter is a miniature digital volumetric move meter. Can measure very small flow rates and quantify small volumes of liquid. Resistant to high and low temperatures (-196°C – 200°C).
The gear circulate meter is made from stainless steel and is used for correct continuous or intermittent measurement of the move price or instantaneous circulate of liquids. It is especially suitable for flow measurement of heavy oil, polyvinyl alcohol, grease and different high viscosity media. It can measure the viscosity of fluids up to 10,000 Pa.s.
Generally talking, we are in a position to choose the appropriate flowmeter based on the completely different traits of chemical solvents. For instance, excessive viscosity solvents are beneficial to make use of gear circulate meters. For example, for corrosive solvents, electromagnetic flowmeter can be used. If you should cut back the fee, you can choose turbine flowmeter.
Of course must be based on our actual measurement circumstances, corresponding to media temperature, pipe temperature, pressure, and so on.. Select the suitable flowmeter to realize accurate measurement.
Featured merchandise
AYT Digital Liquid Magnetic Flow Meter
Learn More AYT Digital Liquid Magnetic Flow Meter
AFT Split Type Electromagnetic Flow Meter
Learn More AFT Split Type Electromagnetic Flow Meter
ACT Insertion Type Magnetic Flowmeter
Learn More ACT Insertion Type Magnetic Flowmeter
LWGY Liquid Turbine Flow Meter
Learn More LWGY Liquid Turbine Flow Meter
AQT Steam Vortex Flow Meter
Learn More AQT Steam Vortex Flow Meter
APT Air Vortex Flow Transmitter
Learn More APT Air Vortex Flow Transmitter
More prolonged reading on circulate meters:
Flow meter vs circulate transmitter
Select the best irrigation circulate meter
Electronic move meter
Hot water move meter
Chilled water circulate meter
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Table of Contents
What is solvent flow meter?
What is a chemical solvent?
Considerations for selecting a solvent move meter
Viscosity issues and lack of capillary seal
Low lubricity and pressure drop
Flow meters for measuring solvents
Turbine flowmeter
Oval gear flow meter
Magnetic flowmeter
Gear circulate meter
Featured products
What is solvent flow meter?
Solvent flow meter is a flow meter that measures the amount or mass flow of a solvent. It is very important to accurately measure the quantity of solvent in industrial production processes. Solvents are divided into natural solvents and inorganic solvents based on their chemical composition. Solvents are commonly used as raw supplies in various industries such as coatings, paints and dyes.
Choosing a flow meter for chemical service could be tough. We must know exactly what the fluid is and the working circumstances. Of specific importance are temperature and line stress. The extra information you give us, the better we are in a position to do in choosing the right circulate meter for your software.
What is a chemical solvent?
Solvents are substances that may dissolve other solids, liquids, gases and other solutes. The commonest solvent in our day by day life is water. Generally solvents have low boiling points, are volatile and cannot react chemically with solutes. Solvents are often colorless and clear liquids with a distinctive odor.
Solvents play an important function in adhesives.
Organic solvents are a big group of natural compounds that are extensively utilized in life and production. They have a small molecular weight and are liquid at room temperature. Organic solvents embrace a big selection of substances corresponding to paraffins, olefins, alcohols, aldehydes, amines, esters, ethers, ketones, fragrant hydrocarbons, hydrogenated hydrocarbons, terpenes, halogenated hydrocarbons, heterocyclic compounds, nitrogen-containing compounds, sulfur-containing compounds, and so forth. Compounds, and so on. Most of them are toxic to people.
Solvents are often present in paints, adhesives, varnishes and cleaners. Commonly used natural solvents are DMF, cyclohexanone, acetonitrile, acetic acid, methyl acetate, ethyl acetate, isopropyl alcohol, vinyl acetate, cyclohexane, n-hexane, n-heptane, etc.
Organic solvents are a class of organic compounds that can dissolve some substances insoluble in water (such as grease, wax, resin, rubber, dye, and so on.). It is characterised by its liquid state at room temperature and pressure. It has greater volatility. During the dissolution course of, the properties of solute and solvent stay unchanged.
There are many types of organic solvents, which may be divided into 10 main classes in accordance with their chemical structure.
Aromatic hydrocarbons: benzene, toluene, xylene, and so forth.
Aliphatic hydrocarbons: pentane, hexane, octane, and so forth.
Alicyclic hydrocarbons: cyclohexane, cyclohexanone, toluene cyclohexanone, and so forth.
Halogenated hydrocarbons: chlorobenzene, dichlorobenzene, dichloromethane, and so on.
Alcohols: methanol, ethanol, isopropanol, and so on.
Ethers: ethyl ether, propylene oxide, and so forth.
Esters: methyl acetate, ethyl acetate, propyl acetate, and so on.
Ketones: acetone, methyl butanone, methyl isobutyl ketone, and so forth.
Diol derivatives: ethylene glycol monomethyl ether, ethylene glycol monoethyl ether, ethylene glycol monobutyl ether, and so forth.
Other: acetonitrile, pyridine, phenol, and so forth.
Considerations for selecting a solvent circulate meter
Don’t just ask for physique material and expect the gauge to work properly. The physique is just a stress vessel containing a working mechanism. The supplies in the physique have to be carefully specified. Always check the record of supplies in the specifications. If you expertise chemical compatibility problems, will probably be in the working mechanism, not within the physique.
Do not assume that a plastic-bodied gauge will be excellent for you merely since you are utilizing PVC lines. PVC and CPVC can deal with chemical compounds that will soften a plastic-bodied gauge in seconds. Plastic physique gauges designed for water supply are made of polyacetal and polycarbonate, not PVC. they cannot handle low pH fluids and are topic to solvent assault in some circumstances.
Viscosity concerns and lack of capillary seal
The utility of mechanical devices requires consideration of fluid properties. Mechanical gauges with oscillating pistons, pendulums (pendulums) or comparable measuring components are known as volumetric gauges. However, what makes it “positive” is the capillary seal between the measuring component and the sidewall or participating components. If you are dealing with low viscosity fluids, i.e. alcohol, toluene, MEK, and so forth., you lack the viscosity to form a great capillary seal. This will show up as leaks around the measuring factor and can usually trigger the meter to learn low.
Low lubricity and stress drop
Positive displacement circulate meters have surfaces within the measurement chamber which might be involved with one another. In a chapter shifting disc (pendulum), the center ball rides in a shaped cup, in an oscillating piston flowmeter, the center pin is involved with the roller and the piston diaphragm rides on the hub. This signifies that the non-lubricated fluid allows these components to drag towards one another, which increases the frictional load. This loading creates greater stress drops and increases put on on the meter.
Flow meters for measuring solvents
The greatest methodology for such fluids is to use turbine flow meters. The turbine rotor is suspended by ball or sleeve bearings and has nearly no drag coefficient. This permits turbine circulate meters for use for low viscosity in addition to non-lubricated fluids. Another option is the oval gear circulate meter (PD flow meter), which is a optimistic displacement system using a double oval rotor. The rotors inherently provide a better seal as a outcome of their gear design captures a pocket of fluid at the capillary sealing point, thus preventing leakage across the measuring factor. Electromagnetic circulate meters can be used, and they both enable for extremely accurate and efficient solvent circulate measurement.
Turbine flowmeter
Turbine flow meters are velocity circulate meters, also referred to as impeller move meters. It can be used to measure the instantaneous and cumulative circulate fee of solvent liquids. It has the advantages of excessive accuracy, good repeatability, easy structure, few moving components, high strain resistance, broad measuring vary, small quantity, light weight, small pressure loss, simple upkeep, etc.
Turbine flowmeter is widely used for flow measurement: petroleum, chemical business, metallurgy, organic liquid, inorganic liquid, liquefied gas, natural gasoline, fuel and low temperature fluid. Turbine flowmeter sign can be divided into pulse signal or current sign (4-20mA).
Oval gear move meter
Oval gear move meter as a mechanical circulate meter is a standard type of volumetric circulate meter. It can measure the amount move of excessive viscosity and corrosive solvent fluids. It has a number of advantages.
High measurement accuracy.
Installation piping conditions don’t have any impact on the measurement accuracy.
Can be used for high viscosity fluids.
Large range.
Direct studying meter can acquire the totalization and complete directly without external energy.
Clear and easy to function.
Magnetic flowmeter
Magnetic move meter is a flowmeter that measures the move of conductive solvent fluids. Abbreviated as EMF, it’s also known as electromagnetic flowmeter. It is a volumetric circulate meter. The electromagnetic circulate meter measures the rate of a conductive fluid passing through a pipe or conduit. Electromagnetic flowmeter is one of the best flowmeter choice for the wastewater therapy industry.
Gear flow meter
The gear flow meter is a miniature digital volumetric circulate meter. Can measure very small move charges and quantify small volumes of liquid. Resistant to excessive and low temperatures (-196°C – 200°C).
The gear flow meter is manufactured from stainless-steel and is used for accurate steady or intermittent measurement of the move fee or instantaneous flow of liquids. It is very suitable for move measurement of heavy oil, polyvinyl alcohol, grease and different high viscosity media. It can measure the viscosity of fluids as much as 10,000 Pa.s.
Generally talking, we can select the suitable flowmeter according to the completely different characteristics of chemical solvents. For example, excessive viscosity solvents are really helpful to make use of gear circulate meters. For example, for corrosive solvents, electromagnetic flowmeter can be used. If you should cut back the fee, you presumably can select turbine flowmeter.
Of course must be based mostly on our actual measurement circumstances, corresponding to media temperature, pipe temperature, pressure, and so on.. Select the appropriate flowmeter to realize accurate measurement.
Featured products
AYT Digital Liquid Magnetic Flow Meter
Learn More AYT Digital Liquid Magnetic Flow Meter
AFT Split Type Electromagnetic Flow Meter
Learn More AFT Split Type Electromagnetic Flow Meter
ACT Insertion Type Magnetic Flowmeter
Learn More ACT Insertion Type Magnetic Flowmeter
LWGY Liquid Turbine Flow Meter
Learn More LWGY Liquid Turbine Flow Meter
AQT Steam Vortex Flow Meter
Learn More AQT Steam Vortex Flow Meter
APT Air Vortex Flow Transmitter
Learn More APT Air Vortex Flow Transmitter
More prolonged studying on flow meters:
Flow meter vs move transmitter
Select the proper irrigation move meter
Electronic flow meter
Hot water circulate meter
Chilled water move meter