How a Differential Pressure Gauge Can Help to Maintain the Air Quality in a Compressed Air System

How a Differential Pressure Gauge Can Help to Maintain the Air Quality in a Compressed Air System

What is differential pressure?

Differential pressure (DP) refers to the difference between two applied points of pressure. When this value tends to fluctuate significantly in a process system, it can be an indication that the component is in need of repair, replacement or maintenance. This is why, it becomes important to understand how to read differential pressure to keep functioning at optimal levels without the equipment breaking down.

What is a differential pressure gauge?

A differential pressure gauge is an instrument that is used to measure the differential pressure in a system and display the results visually. It can monitor the status of the air filter, which is an integral part of most compressed air systems. While the air filter performs a key function in removing contaminants entering the system, it creates a resulting change in pressure between the entry and exit points of the system. With passing time, these points accumulate dirt and get clogged, thus increasing the differential pressure.

A differential pressure gauge can track the changes in differential pressure in the system and alert you when it has reached a point when the filter must be replaced. This is a major benefit in operating an air system, as it can help minimize downtime from a malfunctioning and conduct timely maintenance as and when required.

Here is a look at some important facts about using differential pressure gauges:

  • Although a differential pressure gauge is an indicator of air quality, it does not directly influence the quality of the air that goes out from the system. However, it checks the condition of the air filter in the system and plays a large role in keeping it healthy.
  • If you have a compressed air filter fitted with a differential pressure indicator or monitor, keep in mind that this differs from a true differential pressure guage. Such devices are not as accurate or calibrated as the latter.
  • Be careful not to fall into the trap of thinking that you must only change your compressed air system’s filter when there is an increase in the differential pressure. A marked fluctuation in differential pressure means that the air compressor has to function at higher pressures for prolonged periods of time to overcome the same. So, fluctuations can occur regardless of the condition of the air filter. Besides, any wear and tear in the filter can sometimes prevent the differential pressure from showing a change, despite being clogged up.

A differential pressure gauge is a valuable tool to monitor the condition of the air filter in a compressed air system, which is instrumental in ensuring that the system maintains high standards of air quality.

VEMC is ISO 9001:2015 certified and a pioneer in the field of electromechanical engineering products, allied equipment, and services. We are also an authorized dealer of Elgi air compressors. With over 72 years of industry expertise, we aim to offer you end-to-end solutions and specialized support in this space. Please contact us on +91 98199 07445, and we will be happy to help you meet your requirements.

How Can You Select the Right Dewatering Pump for Your Building?

Industrial sites often have areas that get clogged with excess water and sludge from things like the rain, a high water table, and melting ice. Dewatering is an essential process in such cases. However, it requires adequate planning and preparation. So how can you select the right dewatering pump for your building? Let’s take a look at factors you should consider.

Pump size

It is the size of the dewatering pump that determines how much load it will be able to process. Pump sizes may range from 1 kW to 10 kW for most industrial purposes. Operating the pump at its maximum capacity makes it prone to mechanical issues which may create downtime. So, if the pump needs to be run continuously, it is better to install multiple dewatering pumps at the site. Called parallel pumping, this method helps your equipment to function for longer periods.

Discharge head

You should also consider the total height of the discharge pipe which is known as the discharge head, along with the height from the point that the water is pumped. If you need to pump the water from a significant height, be sure to choose a higher discharge head. As well, the suction head capacity will determine the depth of the water being pumped.

Flow Rate

The flow rate of the pump indicates how much time the pump will take to complete the work fully. Depending on how fast you would need the dewatering process to be finished, select a pump with a flow rate that matches your requirements appropriately. Keep in mind the size of your site and the amount of water that is to be removed. For a quicker rate, pick a pump that can discharge a higher volume of fluid per minute.

Flexibility of location

If the nature of your work demands that the pumps be moved around easily as opposed to fixed to a particular location, it would be best to choose a pump that is portable. Although it may be tempting to select a cheaper model that is not, doing so would take more time and resources to relocate during operation and cause inconvenience.

Availability of electricity

The dewatering pumps will need electricity to function, so it is important to ensure that there is access to sufficient electricity at the site.

Waste removal

The dewatering process can unearth a lot of sludge and other solids from groundwater. This is why it is necessary to select a pump that can withstand and pass these through an efficient built-in waste removal system.

Keeping the above factors in mind will help you make a prudent choice when looking for the best dewatering pump for your building and application.

For more information on industrial pumps, motors, and other equipment, please contact VEMC at +91-9819907445. As one of the authorized dewatering pump dealers in Mumbai, we would be pleased to assist you in finding the best match for you based on your requirements. We are ISO 9001:2015 certified and a pioneer in the field of electromechanical engineering products, allied equipment, and services.

How Effectively Do Solar Panels Work On A Cloudy Day?

Fickle British weather poses threat to future electricity supplies |  Financial Times

Solar panels essentially receive sunlight to convert into electricity which can be consumed. This is why they are usually installed in such a way that lets them receive maximum sunshine. However, what happens on days that are particularly cloudy? Do the solar panels still work when there is a significant cloud cover? This is a pertinent question that has a bearing on the functionality of your home or business’s solar power system. To answer it, yes, solar panels do work even when it’s cloudy. Let’s explore this further.

What effect does cloud coverage have on solar output? Factors like the quality of the solar panels and the density of the clouds determine this. Some solar panels work well in reflected light, which implies they can capture a broader spectrum of sunlight and can generate enough power even on overcast days. Usually, solar panels tend to work at 80% of maximum output when it’s cloudy. It takes extremely dense clouds that block the sun’s ray’s completely to prevent solar panels from working.

Let’s also take into account the fact that in big cities where rain and cloud prevail for much of the year, solar panel installations continue to be a rising trend. A major reason for this is the high cost of electricity in such places, and switching to solar panels can reduce electricity bills drastically. It is also an indication that solar panels can run well despite cloudy conditions.

Another factor is a phenomenon that takes place when the sun emerges from a cloud, which causes its light to become magnified due to refraction, thereby resulting in stronger solar radiation even on a cloudy day.

Besides, the main element in producing solar energy is daylight rather than sunlight. Photovoltaic (PV) panels can use either direct or indirect sunlight to capture solar energy to convert into photovoltaic energy, which subsequently gets converted into electricity. On cloudy days, the solar panels may not work at peak efficiency as on sunny days, but you can make up for the difference in solar output with storage solutions like solar net metering. With this, the required electricity can be drawn from the electrical grid even on cloudy days.

All in all, cloud cover is not a matter of concern when it comes to investing in solar energy. This is mainly because on cloudy days there is only a small dip in solar output which lasts a very brief period of time.

VEMC is a well-established solar services company that provides end-to-end project management services to its clients. We are ISO 9001:2015 certified and a pioneer in the field of electromechanical engineering products, allied equipment, and services. For inquiries, contact us at +919819907445.

Solar Lease or Solar Financing — How Can You Choose What’s Better for You?

So you’ve decided to make the switch to solar energy. Great move! However, you’re still wondering how best to finance this. Solar lease and solar financing are two of the most common ways with which you can shift to the new system. Both enable you to install solar panels without having to pay the enormous cost of the system upfront. Let’s understand what each of these is.

Solar lease

When you take a solar lease, it means you make a monthly payment to the solar installer rather than owning the solar panels yourself. This reduces the amount of money that you have to pay overall. You benefit from this arrangement by consuming solar energy for your household or business needs and subsequently, reducing your electricity bills because solar energy is efficient and less of it is required to power your home or office than normal electricity.

Solar financing

In solar financing, you take a loan to buy and install the solar panels. You can pay this off over the tenure. With the cost of solar panels steadily declining with time, many are opting for this option as the main benefit is that you gain ownership of the solar panels whereas, in solar leasing, you don’t.

Solar leases vs solar financing

Both solar loans and solar leases allow you to pay a lesser amount of money upfront when installing the solar panels. However, you will need to consider the terms of both scenarios in order to determine which is better for you. Some perks, such as tax exemptions by the government, may not be available to you if you choose the solar leasing option. On the other hand, if the interest rates for solar financing are too high, it may not be ideal for you. However, in the long run, solar financing may be a less costly option rather than paying a continual sum every month like in the case of solar leasing. As well, keep in mind that maintenance becomes less of a responsibility for you when you choose to lease. No matter which option you choose, your utility bills will dip from switching to solar energy, so that is a cost-saving benefit either way.

On the flip side, the return on investment from solar panels is higher when you go for solar financing rather than leasing. When making your final decision, you must weigh the pros and cons of each option and choose the one that matches your needs best. If you value ownership, you may want to consider solar financing. If you prefer to pay a lower sum every month for the entire duration of having the solar panels installed and like the convenience of maintenance and servicing taken care of, you may want to select solar leasing.

VEMCO is a well-established solar services company that provides end-to-end project management services to its clients. VEMC is ISO 9001:2015 certified and a pioneer in the field of electromechanical engineering products, allied equipment, and services. For inquiries, contact us at +919819907445.

How Does a Dewatering Centrifugal Pump Work?

A dewatering centrifugal pump works much like a regular centrifugal pump, but with one distinctive difference. This type of pump is built with a special feature that allows the fluid passing through it to be controlled and maintained in its movement. Let’s explore what this means and how a dewatering centrifugal pump does this.

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What is a dewatering pump used for?

A dewatering centrifugal pump, just as the name suggests, is primarily used to remove water from a particular place and transfer it to another location. A dewatering pump finds several uses across industries including construction, mining, mills, and municipal operations. Any place that needs to be kept dry and clean, such as roads and worksites, will benefit from having a dewatering pump to work with. During the monsoon season especially, a dewatering pump comes in extremely handy thanks to its effective flood control, inland wastewater management, and prompt drainage functions.

How does a dewatering pump work?

A dewatering centrifugal pump actually functions as any other pump does. Just like a centrifugal pump, the dewatering pump makes use of an impeller that has a blade to start and keep up the movement of the water. The fluid goes into a smaller part of the impeller called the impeller eye. The flow of the water is then collected from here and directed to the diffuser, which is a discharge nozzle that is shaped like a cone. This is when the velocity of the water is decreased and the energy of the water flow is changed to pressure energy.

After the above process, the water is then removed from the pump at an angle of 7 to 10 degrees for optimal efficiency. This is the stage of dewatering. To help this process along, usually, an electric motor is used. However, some pumps may use different types of motors.

Special features of a dewatering pump include a robust and compact design, light weight for portability, high fluid capacity, and high abrasion resistance to enable the most efficient handling of muddy water and slurry.

Dewatering centrifugal pumps are also easy to operate and because they are usually installed above the source of water and a ground level site, they are also quite easy to access.

Today, there are dewatering centrifugal pumps available in the market that offer extremely high performance, durability and are very reliable. Many top brands are also providing quality maintenance services. Make sure to select one that offers hassle-free servicing of parts. This will minimize the possibility of downtime and ensure that your dewatering centrifugal pump continues to function at peak efficiency levels.

For more information on industrial pumps, motors, and other equipment, feel free to contact us at +91 98199 07445. We would be glad to assist you in finding the best match for you based on your requirements. VEMC is an authorized dealer of Kirloskar dewatering pumps and provides end-to-end project management services to its clients. We are ISO 9001:2015 certified and a pioneer in the field of electromechanical engineering products, allied equipment, and services. For inquiries, contact us at

What You Need to Know About Solar Panels & Other Components Before Installing A Solar Power System

So you’ve decided to make the shift to using a greener, more renewable source of energy for your business or household. Firstly, congratulations! Secondly, you would want to know how to go about installing a solar power system in your home or facility. We’ve got you covered. Here are some of the main components of the system that you need to know the uses of in order to understand how to proceed with the installation process.

Solar Power System

A solar power plant or system is made up of various components that collectively work to convert sunlight into electricity and transfer it into a form that can be used to power your home or facility. It serves to provide a smarter, sustainable solution to minimize electricity consumption and environmental pollution.

Solar Photovoltaic (PV) Panel

The solar panel forms the backbone of the system. Also known as the solar or photovoltaic (PV) cell, the solar panel performs the crucial function of converting thermal energy from the sun into electricity. There are also certain types of solar panels like monocrystalline and polycrystalline. You need to choose a solar panel based on its efficiency, space requirements, warrant, and cost. The output from the panel is ultimately what matters most.

Battery Charge Controller

The battery charge controller manages the voltage and flow of current from the panels to the battery. It tracks the voltage in the battery and regulates the current accordingly. If the battery is charged completely, it will reduce the current. The controller maintains charge so that the battery is ready to be used.

Net Metering

With net metering, any electricity that you don’t use gets converted back into the grid for later use. It can also be sold back to the utility company and only your net usage of the electricity gets billed.

On-Grid System

An on-grid or grid-tied solar system facilitates the transfer of the surplus or deficiency in the converted electricity back to the grid through net metering. With a net metering, this lets you save on your electricity bills.

Solar Inverter

A solar or photovoltaic inverter converts the electricity that is direct current (DC) from the photovoltaic solar panel into alternating current (AC) which an electrical grid can consume. The solar inverter is one of the most important components of a solar power system.

Installing the solar power system, including the panels and inverter, is a highly specialized task that is best conducted professionally. You can consult an expert in solar power installation among the top solar companies in Mumbai to ensure a smooth installation.

VEMC is a well-established solar power plant company and a pioneer in the field of electromechanical engineering products, allied equipment and services. VEMCO Solar is a market leader in solar solutions — be it solar plant erection, procurement, commissioning, net metering, or electrical connections. If you have any requirements in this space, please reach out to us at 022 43436655, and we will be happy to provide you with customized support and services.

5 benefits of regularly changing compressed air filter elements

5 benefits of regularly changing compressed air filter elements

Compressed air is indispensable to a vast number of manufacturing and industrial applications including pneumatic tools, petrochemicals, and food processing, among others. Most compressor systems are fitted with a filtration system to optimize the movement of the air and minimize the risk of contamination. To keep the system functioning smoothly, it is necessary to conduct regular maintenance and replace the components that have become worn out. Parts of the air filtration system in the compressor have a limited shelf life and in order to keep working effectively, they must be checked and replaced periodically. Let’s take a look at five benefits that changing the compressor’s air filter elements regularly provides:

1. Maintain a high quality of compressed air

Changing the air filters regularly makes for a safer, cleaner work environment without the risk of undesirable contaminants that can cause damage to your staff and equipment. To keep the air filtration system unclogged and functioning at peak efficiency, you need to change the air filters as often as required. Check with the manufacturer to know what the recommended frequency of your filters is.

2. Protect adsorption dryer beds

In some systems, using fresh new filters enables the adsorption dryer beds to operate at their most efficient levels. With reduced particulate matter present in the airflow over these, they are going to remain healthy more easily and offer maximum advantage.

3. Decrease operational costs

Changing the air filter parts regularly cuts down on the risk of running into problems with the entire system which can result in downtime, costly repairs, and all-around inefficiency. Without proper maintenance of the air filtration system, the compressor has to work harder to deliver the required airflow. This puts a burden on the compressor and makes it consume more energy and be susceptible to damage and lowered durability.

4. More productivity and profitability

An outcome of conducting consistent maintenance and changing the air filters is that you will benefit from a boost in efficiency, thereby resulting in increased productivity as well as profitability for your business.

5. Sense of assurance

Changing the air filtration parts of your compressor system keeps everything operating much more smoothly than if you did not. It is a habit that gives you peace of mind and a sense of assurance that your system is running at the best of its ability in the safest way possible. It reduces the anxiety and inconvenience of unexpected downtime. This in itself is invaluable when it comes to the daily operation of your business or factory.

These benefits far outweigh the consequences of not changing the air filter parts regularly as required. So, keep them in mind when maintaining your air compressor system!

VEMC is ISO 9001:2015 certified and a pioneer in the field of electromechanical engineering products, allied equipment, and services. With more than 72 years of industry experience, we provide best-in-class solutions and customized support in this field. We also provide a number of Elgi air compressors. Contact us at +919819907445 and we would be happy to help you determine the right air compressor for your needs.