Showing posts with label Valves. Show all posts
Showing posts with label Valves. Show all posts

Engineering Reliability: ACVA's Half-Century of Industrial Solutions

Engineering Reliability: ACVA's Half-Century of Industrial Solutions

Automatic Controls of Virginia began operation in 1973 with one goal: to deliver high-caliber solutions for industries that cannot afford downtime. The company supplies industrial and municipal valves, pneumatic and electric actuators, and process control instrumentation for facilities where efficiency and reliability matter. Clients in power generation, water treatment, manufacturing, chemical processing, and other specialized fields rely on ACVA’s products to keep their operations running smoothly. Every year, technology and industrial standards evolve, but ACVA continues to thrive because it responds to these shifts with smart investments in quality control, training, and customer relationships.

ACVA’s product lineup includes robust valves engineered to handle the diverse conditions found in industrial and municipal applications. Some environments demand resistance to extreme temperatures or high pressures. Other settings require products that handle caustic chemicals or abrasive materials. ACVA meets each challenge by partnering with trusted manufacturers, verifying specifications, and testing products in real-world conditions. The company’s inventory ranges from essential on-off valves to intricate control valves that precisely regulate flow. ACVA understands that even a slight malfunction in a critical system can halt production and disrupt entire communities. That awareness drives a culture of diligence and accountability, which clients notice from the first phone call to the final delivery.

The same commitment to quality applies to ACVA’s pneumatic and electric actuators. These devices automate valve movement and precisely control flow rates, pressure levels, and overall process efficiency. Municipal water treatment facilities, for instance, rely on pneumatic actuators to manage complex pumping systems that remove contaminants and maintain water quality for thousands of households. Manufacturers need electric actuators that integrate seamlessly with existing control architectures and respond quickly to changes in production demands. ACVA builds trust by reviewing system requirements, recommending the proper actuator, and providing ongoing support to ensure performance over time.

Process control instrumentation completes the range of offerings. ACVA carries sensors, transmitters, and control systems that measure temperature, pressure, level, and flow. Accurate data allows operators to spot emerging problems and adjust processes before they escalate into significant shutdowns. By supplying instrumentation that collects reliable metrics, ACVA helps customers fine-tune production lines, reduce waste, and strengthen worker safety. Industrial plants and municipal services benefit from accurate monitoring that keeps them compliant with environmental regulations and quality standards. This level of precision also reveals opportunities to optimize processes and identify cost-saving measures.

ACVA’s service extends beyond product delivery. The team invests time in training their staff to identify trends, solve problems, and share insights with clients. This consultative approach builds loyalty and reflects a personal touch that large distributors often struggle to provide. ACVA’s experts ask about project requirements, recommend a solution, and follow up to confirm everything runs as expected. That emphasis on relationships permeates the company culture. It fosters repeat business, attracts new customers through word-of-mouth referrals, and contributes to ACVA’s reputation as a regional leader.

Competitive pricing completes the formula for longevity. ACVA’s decision-makers understand that even the best products will not sell if the price feels out of reach. The company forges strong supplier partnerships to secure fair rates and pass those savings to customers. This strategy keeps ACVA ahead in markets where bottom-line numbers play a significant role in purchasing decisions, especially when budgets for municipal or industrial projects remain tight.

Longevity in business goes beyond surviving economic highs and lows. It relies on a commitment to excellence, consistent performance, and the willingness to evolve with each industry change. ACVA consistently demonstrates these traits, from sourcing top-tier products to delivering responsive service after the sale. That steady focus on quality, adaptability, and trust has allowed the company to stand the test of time and flourish through loyal customer relationships, proven product reliability, and competitive pricing.

Automatic Controls of Virginia
https://acva.com
(804) 752-1000

Electric Valve Actuators in Municipal Water Facilities and Industrial Process Plants

Electric Valve Actuators in Municipal Water Facilities and Industrial Process Plants

Electric valve actuators are devices that are used to open and close valves in water treatment plants and industrial process plants. These actuators are typically powered by electricity and can be controlled manually or automatically using electrical signals.

In municipal water treatment plants, valve actuators are used to control the flow of water through various stages of treatment. For example, they may be used to open and close valves that control the flow of raw water into the treatment plant, the flow of treated water out of the plant, and the flow of water between different stages of treatment.

In industrial process plants, valve actuators are used to control the flow of fluids and gases in a variety of process applications. For example, they may be used to control the flow of steam in a power plant, the flow of oil in a refinery, or the flow of chemicals in a chemical processing plant.

There are several types of electric valve actuators, including linear actuators and rotary actuators. Linear actuators operate by moving a rod or a piston in a linear direction to open or close a valve. Rotary actuators operate by rotating a shaft or a cam to open or close a valve.

The importance of electric valve actuators in municipal water facilities and industrial process plants lies in their ability to control the flow of fluids and gases accurately and efficiently. By using electric valve actuators, these facilities are able to automate their processes, reduce the risk of human error, and maintain a high level of control over the flow of fluids and gases. This is important for the safe and efficient operation of these facilities, as well as for the quality of the products and services they provide.

For more information, contact:
Automatic Controls of Virginia
(804) 752-1000

Opening and Closing Solutions for the Most Demanding Valve Torque and Thrust Applications

Opening and Closing Solutions for the Most Demanding Valve Torque and Thrust Applications

Every industrial valve requires a mechanism of opening and closing it for the process to continue. Using worm gear actuators, you can operate most quarter-turn butterfly, ball, and plug valves as well as quarter- and multi-turn dampers with your hand's thanks to the mechanical advantage of the worm gear. When an operator opens and closes a valve, the gears provide a mechanical advantage by reducing the required force. When the handwheel changes in size, the torque can be raised or lowered. Worm gear operators that operate manually are relatively affordable, and they require little involvement beyond their position in the production line. 

WEDGEROCK delivers solutions for the most demanding torque and thrust applications by taking a robust approach to the problem. Whether you need to operate valves thousands of meters below the ocean surface or a purpose-made gear operator for your valve line, WedgeRock is the partner you need to provide a solution.

WedgeRock Product Capabilities
  • Standard Efficiency and High Efficiency
  • Extends Size and Class of Manual Valves
  • Fewer Turns to Close/Lower Input Torque
  • External Anti-Back Drive - Configurable to Application
  • Designed for Submerged Service - Surpasses IP68
  • Nearly Zero Backlash for High Resolution Control
  • Standard Gear Operators from 5,000 in-lbs. to 16,000,000 in-lbs.
Automatic Controls of Virginia
https://acva.com
(804) 752-1000 

Flowrox Valve Solutions for Demanding Shut-off and Control Applications

Flowrox Valves

Heavy Duty Pinch Valves


Flowrox heavy duty pinch valves are “The pinch valves”. They are made to last and are ideal where shut-off and control applications involve abrasive or corrosive slurries, powders or coarse substances.

General Line Pinch Valves


Flowrox general line pinch valves are robust and cost- effective valves with simple, single-sided closing mechanism. PVG valves have a strong valve body and opening tags in the sleeve as standard. PVEG valves have a corrosion resistant and light-weight plastic body. They are ideal for low cycle applications involving abrasion, corrosion and aggressive slurries. Through the reliability and structure, they offer substantial savings based on improved performance, long service lifetime and low total cost of ownership.

Slurry Knife Gate Valves


Flowrox Heavy Duty Slurry Knife Gate Valves isolate flow, even in the most demanding process conditions. The complete valve is built around an ease-of-maintenance concept. The designs of Flowrox Slurry Knife Gate Valves are based on the years of experience Flowrox has gained, providing reliable solutions for abrasive and corrosive process applications.

DOWNLOAD THE FLOWROX VALVE SOLUTIONS CATALOG HERE


For more information, contact Automatic Controls of Virginia. Call them at (804) 752-1000 or visit https://acva.com.

The EIM TEC2 Electric Valve Actuator

The EIM TEC2 is the next step in reliable high-performance digital valve control to make your work easier and safer. The TEC2 includes a robust and compact design that are widely used on valves for marine, oil and gas, chemical, power, and water and wastewater applications. Accurate torque sensing is accomplished using a rotary Hall-Effect encoder directly connected to torque pinion kept active in both motor and manual operation. The TEC2 has a compact profile, patented, Remote Display Module that puts local controls within easy access for safe operation, diagnostics, configuration or monitoring for hard to reach locations or limited access areas.

DOWNLOAD THE EIM TEC2 PRODUCT BROCHURE FROM THIS AUTOMATIC CONTROLS WEB PAGE



Automatic Controls of Virginia
https://acva.com
(804) 752-1000

Glossary of Valve Terms and Acronyms

Glossary of Valve TermsTerminology plays a critical role in the understanding of specialized or technical contexts. Understanding the specific terminological meaning of the technical contexts in process control and industrial systems assists in defining and communicating the main message of a document, which in turn allows stakeholders the ability to transmit the content much more effectively.

A glossary is an alphabetical list of terms in a particular domain of knowledge with the definitions for those terms. It's purpose is to document the key words and phrases which are regularly contained in a body of content.

Val-Matic, a leading manufacturer of check valves, quarter turn shut-off valves and air valves for water/wastewater, industrial and building markets, has assembled an outstanding glossary of terms and acronyms used in the valve, process flow, and process piping segments. This is a must-have resource for anyone new in in industrial engineering, maintenance, or procurement.

You can download the Val-Matic Glossary of Valve Terms and Acronyms from this Automatic Controls of Virginia web page.

Cavitation in Valves

Cavitation in Valves

Cavitation can occur in valves when used in throttling or modulating service. Cavitation is the
sudden vaporization and violent condensation of a liquid downstream of the valve due to localized low pressure zones. When flow passes through a throttled valve, a localized low pressure zone forms immediately downstream of the valve. If the localized pressure falls below the vapor pressure of the fluid, the liquid vaporizes (boils) and forms a vapor pocket. As the vapor bubbles flow downstream, the pressure recovers, and the bubbles violently implode causing a popping or rumbling sound similar to tumbling rocks in a pipe. The sound of cavitation in a pipeline is unmistakable. The condensation of the bubbles not only produces a ringing sound, but also creates localized stresses in the pipe walls and valve body that can cause severe pitting.
Cavitation

Read this white paper, courtesy of Val-Matic, to fully understand what happens when cavitation occurs in valves.

Table of Contents
  • Introduction
  • Cavitation Analysis
  • Cavitation Data
  • Valve Coefficient Data
  • Example Application
  • Conclusion & Recommendations
  • References
For question about the proper applications of valves, contact Automatic Controls of Virginia. Call them at (804) 752-1000 or visit their web site at https://acva.com.

Questtec Solutions Liquid Level Gages and Valves

Questtec Solutions Liquid Level Gages & Valves

Questtec Solutions is a company with a long lineage of quality, experience and care in the manufacturing of liquid level gages and valves. The development and engineering of these product lines began more than forty years ago at the former Daniel Level Gage & Valve Company. Today, Questtec Solutions has refined and expanded the Daniel product line to include Magnetic Level gages, High Pressure Steam gages, Electronic Boiler trim and Armored Tubular.


ARMORED REFLEX GAGES

Glass-Trac (formerly Daniel Level Gage & Valve) Reflex Gages are supplied with specially molded glass having prisms on the process side. The purpose of the prisms are to reflect light in the vapor phase of the process. Where the liquid fills the prisms, the display will be nearly black, regardless of the actual color of the liquid.

ARMORED TRANSPARENT GAGES

Glass-Trac Transparent Gages use clear, flat glass on both sides of the chamber. Both the color and the interface of liquids can be viewed. Back lighting gage illuminators are available for use with transparent gages to provide enhanced viewing of liquid levels in dimly lit areas.

TUBULAR GAGE GLASS ASSEMBLIES

Glass-Trac Tubular Glass Gages are available in any length desired and can be fitted with tubular style gage valves. These gages provide 360° of visibility of the liquid level through strong, clear glass or red line. Guard rods and plastic tubular protectors are available for protection

SEE-LEVEL LED ILLUMINATOR

Illuminator for Transparent Level Gages Certified For Class 1,Division 1, Group B, C, & D Hazardous Locations

For more information about the Questtec Solutions products, contact Automatic Controls of VA by visiting https://acva.com or by calling (804) 752-1000.

Let Automatic Controls of Virginia Do Your "Valve Automation Heavy Lifting"


Automatic Controls of Virginia has the experience, facilities, and field service capabilities to handle any valve automation project.  When it comes to design, fabrication, assembly, and installation, Automatic Controls of Virginia is a solid choice. With five decades of solving some of the toughest valve automation challenges in industrial control and municipal water treatment, Automatic Controls is ready to do the "heavy lifting" with your next valve automation requirement.

Automatic Controls of Virginia
https://acva.com
804-752-1000

Automatic Controls Industrial Valve, Automation & Control Blog

Valve Automation
We're building this blog to provide people interested involved with industrial valves, valve automation, instrumentation and control a place to learn interesting applications, products, and basic knowledge.

The markets we serve are the municipal water and wastewater treatment, environmental and industrial companies located in Virginia, North Carolina, West Virginia and Southern Maryland.

We'll do our best to provide weekly posts to keep the blog fresh and informative, and a place you'll want to check back with regularly.