Category: BLOGS

Pressure Regulations

When it comes to controlling gas pressure in a laboratory or industrial setting, precision gas pressure regulators are essential. These regulators are designed to provide a constant and accurate gas flow rate, which is crucial for maintaining consistent and reliable results in analytical and manufacturing processes.

There are two main types of precision gas pressure regulators: single-stage and dual-stage. In this blog, we’ll explore the differences between these two types of regulators and when each is most appropriate to use. , we’ll take a closer look at the working principle, main components, applications, industries, advantages, and limitations of single-stage and dual-stage pressure regulators.

Single-Stage Precision Gas Pressure Regulators

Single-stage regulators are the most basic type of gas pressure regulator. The reduction in pressure occurs in a single step, which is why they are called “single-stage” regulators.

Working Principle:

Single-stage pressure regulators work by reducing the high-pressure gas from a cylinder or supply line down to a lower, more usable pressure. The regulator consists of a valve and a diaphragm. The valve controls the gas flow rate, while the diaphragm controls the pressure.

When the gas pressure is higher than the desired output pressure, the diaphragm is pushed upwards, which closes the valve and reduces the gas flow rate. Conversely, when the gas pressure is lower than the desired output pressure, the diaphragm is pushed downwards, which opens the valve and increases the gas flow rate.

Main Components:

The main components of a single-stage pressure regulator include a body, diaphragm, valve, pressure gauge, and inlet and outlet connections. The body of the regulator houses the diaphragm and valve, while the pressure gauge indicates the output pressure.

Applications and Industries:

Single-stage pressure regulators are commonly used in a variety of applications, including gas welding and cutting, laboratory research, chemical processing, and semiconductor manufacturing. They are also used in industries such as aerospace, automotive, energy, and medical.

Advantages:

Single-stage pressure regulators are relatively inexpensive and simple to use. They are suitable for applications where a consistent gas flow rate is required and are effective at reducing high-pressure gas down to a lower, more usable pressure.

Limitations:

Single-stage pressure regulators may not be suitable for applications where the gas supply pressure is unstable or where precise gas flow control is necessary. They are also not recommended for applications that require very low or very high output pressures.

Dual-Stage Precision Gas Pressure Regulators

Dual-stage regulators are more complex than single-stage regulators and provide greater precision in gas pressure control.

Working Principle:

Dual-stage pressure regulators work by reducing the high-pressure gas from a cylinder or supply line down to a lower, more usable pressure in two stages. The first stage reduces the gas pressure from the source to an intermediate pressure, while the second stage further reduces the gas pressure to the desired output pressure.

The first stage of the regulator reduces the high-pressure gas to an intermediate pressure and maintains a relatively constant output pressure, regardless of changes in the supply pressure. The second stage further reduces the gas pressure and provides fine control over the output pressure.

Main Components:

The main components of a dual-stage pressure regulator include a body, diaphragms, valves, pressure gauges, and inlet and outlet connections. The body of the regulator houses the diaphragms and valves, while the pressure gauges indicate the intermediate and output pressures.

Applications and Industries:

Dual-stage pressure regulators are commonly used in applications where precise gas flow control is necessary, such as in gas chromatography, analyzers, pharmaceutical manufacturing, and semiconductor manufacturing. They are also used in industries such as aerospace, automotive, energy, and medical.

Advantages:

Dual-stage pressure regulators offer greater precision and stability in gas pressure control than single-stage regulators. They are more suitable for applications where the gas supply pressure is unstable or where precise gas flow control is necessary. They also provide a more stable and accurate gas flow rate, which is important for critical applications.

Limitations:

Dual-stage pressure regulators are more expensive than single-stage regulators and may be more complex to operate. They may also not be suitable for applications where a consistent gas flow rate is required, as they are designed to provide precise control over the gas flow rate.

Conclusion:

Single-stage pressure regulators are a popular and cost-effective option for controlling gas pressure in a variety of applications and industries. They work by reducing high-pressure gas down to a lower, more usable pressure, and consist of a valve and diaphragm. While they are suitable for many applications, they may not be appropriate for those requiring precise gas flow control or very low or very high output pressures.

Dual-stage pressure regulators are a popular option for controlling gas pressure in a variety of applications and industries that require precise gas flow control. They work by reducing the high-pressure gas down to a lower, more usable pressure in two stages and consist of multiple diaphragms and valves. While they are more expensive and complex to operate than single-stage regulators, they offer greater precision and stability in gas pressure control.

Both single-stage and dual-stage precision gas pressure regulators have their advantages and disadvantages, and the choice of which to use depends on the specific application. Single-stage regulators are suitable for applications where consistent gas flow is required, while dual-stage regulators are preferred for applications where precise gas flow control is necessary.

It is essential to choose the right precision gas pressure regulator for your specific application to ensure accurate and reliable gas flow control. Consult with a gas pressure regulator expert to help determine which type of regulator is best suited for your application.

High Voltage Transducers – Knick VariTrans

High Voltage Transducers – Knick VariTrans

Introduction

Knick’s VariTrans high voltage transducers are essential devices used in industries that require measurement of high voltage. These transducers are designed to measure voltage levels ranging from ±100 V to ±3600 V AC/DC with a high degree of accuracy and reliability. In this article, we will discuss the working principle, features, advantages, applications, and industries where Knick’s VariTrans high voltage transducers are commonly used.

Working Principle:

Knick’s VariTrans high voltage transducers work based on the principle of electromagnetic induction. The transducer consists of a primary winding and a secondary winding that are separated by an insulating material. When a high voltage is applied to the primary winding, it generates an electromagnetic field that induces a voltage in the secondary winding proportional to the primary voltage. The output of the secondary winding is then amplified and converted into a standard signal, which can be used for measurement or control purposes.

Features:

Knick’s VariTrans high voltage transducers are known for their robust construction, high accuracy, and reliability. Some of the key features of these transducers are:

Wide voltage range: Knick’s VariTrans high voltage transducers can measure voltages ranging from ±100 V to ±3600 V AC/DC.

Compact design: Knick’s VariTrans high voltage transducers are designed to be compact and easy to install.

Low power consumption: These transducers have low power consumption, making them energy-efficient.

Isolation: The transducers provide galvanic isolation between the input and output signals, ensuring safe and accurate measurements.

Advantages: Knick’s VariTrans high voltage transducers offer several advantages over traditional voltage measurement methods. Some of these advantages are:

High accuracy: These transducers provide accurate voltage measurements with a high degree of precision.

Safety: The galvanic isolation provided by these transducers ensures safe voltage measurements, preventing electrical shocks and other hazards.

Durability: Knick’s VariTrans high voltage transducers are designed to be robust and long-lasting, making them suitable for use in harsh industrial environments.

Versatility: These transducers can measure both AC and DC voltages, making them suitable for a wide range of applications.

Applications:

Knick’s VariTrans high voltage transducers find applications in various industries where high voltage measurements are required. Some of the common applications of these transducers are:

Power generation: Knick’s VariTrans high voltage transducers are used in power generation plants to measure voltage levels in transformers, generators, and other equipment.

Automotive: These transducers are used in automotive applications to measure high voltage levels in electric vehicles and hybrid vehicles.

Aerospace: Knick’s VariTrans high voltage transducers find applications in the aerospace industry for measuring high voltage levels in electrical systems of aircraft and spacecraft.

Industrial automation: These transducers are used in industrial automation applications for controlling and monitoring high voltage equipment.

Industries:

Knick’s VariTrans high voltage transducers find applications in various industries, including:

  • Power generation
  • Automotive
  • Aerospace
  • Manufacturing
  • Oil and gas
  • Chemical processing
  • Pharmaceuticals

Conclusion:

Knick’s VariTrans high voltage transducers are essential devices used in industries that require measurement of high voltage. These transducers provide accurate and reliable voltage measurements, ensuring safe and efficient operation of high voltage equipment. With their robust construction, high accuracy, and versatility, these transducers are widely used in various industries, including power generation, automotive, aerospace, and manufacturing.

Steam and Water Analysis System (SWAS)

Steam and Water Analysis System (SWAS)

Introduction

Steam and Water Analysis System (SWAS) is an essential system used in various industries to monitor and control the quality of steam and water used in various processes. SWAS is a complete analytical system that is designed to measure and analyze the quality of steam and water at various stages of the process. It consists of several analytical instruments such as conductivity meters, pH meters, dissolved oxygen analyzers, and silica analyzers.

Steam can be as hot as 560°C. Pressures can be as high as 250 bar. Samples are at high temperature & pressure. Sample conditioning is required to bring down the temperature & pressure at the desired level. To keep the power plant up and running with minimum erosion and corrosion of the steam turbine, steam boiler, and condenser, SWAS provides exact, precise measurements on all these critical parameters.

SWAS is widely used in industries such as power generation, chemical and petrochemical, pharmaceutical, and food and beverage. The main purpose of using SWAS is to ensure that the quality of steam and water used in the process is within the required parameters. Poor quality steam and water can lead to corrosion, scaling, and other problems that can affect the efficiency of the process and cause equipment failure.

Major Critical Parameters

One of the key components of SWAS is the Conductivity meter. It measures the conductivity of water and steam, which is an indication of the total dissolved solids (TDS) in the sample. The TDS level in the water and steam is a critical parameter that needs to be monitored to ensure that it is within the required limits. High levels of TDS can lead to scaling and corrosion, which can cause damage to the equipment and reduce the efficiency of the process.

Another critical parameter that needs to be monitored is the pH level. The pH level of water and steam is an indication of its acidity or alkalinity. The pH level needs to be within the required range to prevent corrosion and scaling. The dissolved oxygen analyzer is another critical instrument used in SWAS. It measures the level of dissolved oxygen in water and steam. High levels of dissolved oxygen can cause corrosion, which can lead to equipment failure.

The Silica analyzer is another essential instrument used in SWAS. It measures the level of silica in water and steam. Silica can cause scaling, which can lead to reduced efficiency and equipment failure. The presence of silica can also cause problems in the treatment of wastewater.

SWAS have mainly two parts of system, Wet Panel and Dry Panel. In Wet Panel, Samples coming from different points are fed to this panel and it has contain all the components like Thermal auto shutoff valves (TSV), Pressure regulation valves (PRVs), Back pressure regulators (BPR) , gauges that indicates pressure and temperature, Sample coolers and sensors in many cases. In Dry Panel, Indicators, analyzers, Transmitters, remote signaling, interconnection to control room and DCS systems.

 

Get the best of SWAS

Axis Solutions Private Limited, India utilize modern technologies and proven techniques to manufacture and integrate excellent Steam and Water Analysis System (SWAS). We are leading manufacturer and solutions provider of SWAS systems for critical parameters such as pH, Conductivity, Dissolved Oxygen, Silica, Sodium, Hydrazine and Phosphate etc. With expertise in sample cooler designs, Automatic High Temperature mechanical thermal shut-off valve and Effective Temperature & Pressure reduction with constant flow regulation to improve analyzer safety and reliability, we, axis solutions is the leading supplier of SWAS components and System integrator of single stream to multiple stream SWAS packages. We have space saving SWAS designs as well for compact spaces.

In conclusion, SWAS is a critical system used in many industries to monitor and control the quality of steam and water used in various processes. It consists of several analytical instruments such as conductivity meters, pH meters, dissolved oxygen analyzers, and silica analyzers. The proper use of SWAS can help to prevent corrosion, scaling, and other problems that can affect the efficiency of the process and cause equipment failure.

 

 

Memosens technology is Revolutionizing Liquid Analysis

Sensing, Signal Transmission and Signal processing is the basic flow pattern for measuring Parameters. Sensor, Cable & Transmitters are the main assembly parts of this system.

Over the years, many revolutionary technologies has been adapted to get highly accurate & most precise measuring though still we have many challenges which distort the final measuring value.

When it comes to Liquid Analysis, which places massive demand on sensor and on the transmission of measured value from the sensor to transmitter. Moisture, Harsh environment like dirt, corrosion, salt bridge, over pressure and interference potentials are the challenges.

In addition, when it comes to pH measurement, low measuring signals and very high sensor internal resistances require a high-impedance connection to the transmitter. The measured value being altered or even caused the complete failure of the measurement with the presence of moisture in conventional, analog connector systems. Field calibration is the main challenge for the contact type sensors plus there is no process to diagnose disturbed signal transmission.

Memosens: Contactless, Digital, Innovative

What’s special about Memosens? The measuring signals are digitalized at sensor head and transferred inductively (contactless). As a result of contactless bi-directional signal transmission, the inductive coupling also provides the power supply to the sensor. 

Memosens: Simple, Waterproof, Cost-efficient

The Memosens plug & play system is 100% waterproof and resistant to dirt, corrosion, salt bridges, over pressure and interference potentials. The robust Memosens connection also means high resistance to mechanical influences. Even cable lengths of 100 m function perfectly for applications with Memosens technology.

Its inductive signal transmission results in perfect galvanic isolation. Precise measurements are possible even with difficult potentials. Further measures for equipotential bonding such as solution ground are unnecessary.

Memosens sensors are available for pH, ORP, conductivity and oxygen parameters.

On-site sensor exchange using pre-calibrated sensors reduces process downtime and regular regeneration extends sensor lifetime. Qualified personnel can pre-calibrate Memosens sensors in the laboratory that benefits users with increased quality of the calibration and measurement precision in turn. Memosens prevents expensive process downtime during sensor replacement due to very short maintenance times.

Memosens: Data Management, Predictive Maintenance

Predictive Maintenance – Reliable process management with intelligent diagnostics functions such as conditions of use, sensor wear, operating time and a CIP/SIP or autoclaving counter ensure greater safety, effectiveness and reliability. A load matrix evaluates the individual wear data of the sensors and the adaptive calibration timer calculates the optimal process-dependent maintenance cycle.

Memosens 2.0 stores 8 times more data, such as calibration histories and load matrices, paving the way for true predictive maintenance and enhanced IIoT services. It also offers full flexibility in hazardous areas since all Ex sensors can be matched to all Liquiline transmitters with the respective approval. Memosens 2.0 sensors are backwards-compatible for fast integration into existing systems.

Overall Advantages of Memosens

Non-contact digital transmission

  • corrosion-free
  • A coupling system that can even be connected under water
  • No leaks, No measured value distortion (due to moisture), No corrosion (salt bridges)

EMC safety

  • Perfect galvanic isolation of medium and transmitter
  • Independent of “symmetrically high-resistance“, “asymmetrical“ or impedance converter

Easy calibration

  • Easy replacement of sensor with laboratory calibrated sensors
  • No inaccurate field calibrations due to poor weather conditions
  • Up to 40% longer service life of sensor thanks to regular regeneration

Data management

  • Complete life cycle documentation
  • Calibration history traceability
  • Recording of sensor load data (total operating hours, operating hours under extreme process conditions, etc.)
  • Export of data to html, MS Excel®

Correct measured values

  • Active display of disruptions to the connection between sensor and transmitter
  • Hermetically sealed sensor plug-in head is overpressure safe and submersible

In built Memory

  • Predictive maintenance possible (storage of calibration and operating data)
  • Easy sensor replacement with automatic sensor recognition

Memosens technology is benefiting industries like chemical, pharmaceutical, food & beverages, water, oil & Gas, waste management, fertilizer, power generation, cosmetic all around the world by providing accurate and reliable data.

In process analytics, for 75 years Knick is one of the leading supplier of analog and digital sensors for measuring pH, ORP, conductivity and oxygen, Knick also offers high-quality industrial measuring instruments and fittings. Knick systems for automatic cleaning and calibration are unique solutions on the market.

Axis Solutions Pvt Ltd is the Authorized representative and distributor for the India region. Our product expert can advise and support on process analytics application. You can check the case study on our “what’s new” Website tab

Ref. Links

https://www.memosens.org/en/home.html

AMI H2S Analyzer

Choose “The Right H2S Analyzer”​

H2S (Hydrogen Sulfide) is a naturally occurring gas. We can found it in crude oil, natural gas, volcanic gases & hot springs. H2S can be generated by the bacterial breakdown of organic matter, i.e. municipal wastewater processing, manufacturing and industrial processes.

H2S can be toxic to humans, corrosive to metals & flammable. Exceeding100 ppm atmospheric concentrations is harmful to human health while lower concentrations can irritate. For the personnel safety & for the integrity of industrial process equipment, infrastructure, and pipelines, H2S level measurement is vital.

Choosing right H2S analyser involves many factors. Many options are available in the market and this article with help you to choose “the Right H2S Analyzer”

Let’s Talk about Different type of H2S analyzers first.

FTIR Analyzer are some of the most accurate H2S analyzers. They use infrared light to measure the amount of H2S in a sample. 

Chemiluminescence Analyzer use a chemical reaction to measure the amount of H2S in a sample.

Electrochemical Analyzer use an electrolytic cell to measure the concentration of the gas by an oxidation reaction of the H2S that generates a current flow proportional to the gas concentration.

Lead Acetate tape Analyzer utilizes lead acetate-coated tape to detect the presence of H2S in a gas sample.

TDL analyzer works on Tunable Diode Laser absorption spectroscopy. Light is emitted at a particular wavelength and absorption by the sample is measured.

Sulfur Selective Electrodes are one of the most popular H2S analyzers. They are very accurate and can measure low levels of H2S.

UV Analyzer are based on the absorbance property of SO2. H2S is converted to SO2 and absorbs UV light. Measurement is done by wavelength difference of UV light absorbed to emit.

How to Select “the Right H2S Analyzer”

  1. Check the measuring requirement of H2S concentration to select right measuring range. Some H2S analyzers only measure low levels of H2S, while others can measure higher levels.
  2. Sample temperature need to be checked and if required, you need to condition your samples as per H2S analyzers specification.
  3. You have to choose H2S analyzers according to Phase of measurement i.e. Liquid or Gas
  4. Where you need to place your analyser. You have to keep in mind the required infrastructure i.e. sun shade roof, air conditioned panel, shelter, cabinet. Check the ambient operating temperature of H2S analyser while selection.
  5. The accuracy of the analyzer differs from the selected operating principle. Some H2S analyzers are more accurate than others. Choose wisely as per your application and process requirements. That helps you to cut the unnecessary cost of high accurate H2S Analyzers.
  6. Keep in mind about Other Features like such as communication, self-diagnostics, etc.

What are the Benefits of an H2S Analyzer

  1.  Increased Safety: H2S is a dangerous gas and difficult to detect without the proper apparatus. An H2S analyzer can help you to monitor hydrogen sulfide levels so that you can take steps to reduce exposure and keep your environment safe. Safety of personnel is the utmost thing.
  2.  Increased productivity: H2S measurement and monitoring can help you to change your processes to reduce exposure and enhance safety. Thus it can lead to increased productivity and improved working conditions.
  3.  Cost Savings: By monitoring H2S levels, you can avoid costly repairs and breakdowns.

There are many factors like Cost, accuracy, sensitivity etc. are the essential factors to keep in mind. Researching and consulting with an expert can help you choose “the right H2S analyser”.

AMI (Advanced Micro Instruments Inc.) is the Original End Manufacturer of H2S analyser, O2 (Oxygen) analyzer and H2O (Moisture) Analyzer. AMI brings together patented technologies, superior design and application expertise to deliver unmatched performance, reliability and ease of use.

Natural Gas, Biogas, Laboratories, Wastewater, Air separation, Aerospace, Cryogenic and Industrial Processing sectors are widely using AMI Analyzer

Axis Solutions Private Limited represents the AMI for the India and Middle East region. Ask our expert for the help to choose “the right H2S analyzer”.