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บทความ เกจวัดแรงดัน

Smart valves and pneumatics enhance plant efficiency from the asset up

No matter the industry, it is crucial that sites function safely, successfully and economically. To ensure this degree of operation, processing facilities should know what is happening with machines and processes all the method down to the gadget level. Plants can obtain this deep consciousness by investing in applied sciences that provide the control and real-time diagnostic information wanted to make educated and well timed choices. Smart valves and associated pneumatic options are a few of these important belongings that monitor, measure and ship data that can detect issues, save vitality and assist shield plants.
Once this priceless data is collected, connectivity ensures that it is seamlessly linked to operational purposes or acceptable consultants. New designs and architectural approaches make it attainable to securely export information to anybody, wherever, with requisite permissions. Once intended users obtain it, they can use a broad portfolio of scalable analytics, both on-premises and cloud-based, to leverage embedded experience and human-centered dashboards. These instruments generate new insights that can be delivered to the right person at the right time, wherever they’re, to allow good, fast and actionable decision-making.
Wireless networks make integration easy

Most finish users embody some wireless instrumentation in plant procedures, but they might quickly add extra to improve operations, reduce energy use and improve security. Industrial wireless networks and sensors can be used in a broad range of course of measurements, often providing dramatically decrease costs compared to wired options, with sooner installation times and minimal disruption.
Using wi-fi know-how on an electric actuator supplies a easy method for harnessing diagnostic data stranded in these hard-to-reach valves, giving finish users an effective technique of delivering management instructions, which are typically conveyed through wiring.
Wireless options join valve actuators that are outdoors the tip user’s main plant control infrastructure. The end person, applying wireless technology to assemble knowledge on hidden valves of their plant system, sends enter control commands to valves, which are sometimes operated manually.
Also, utilizing wi-fi communication for control doesn’t intrude with current plant-wide methods. By using present diagnostics out there throughout the present plant control system, captured information from these stranded valves provide operators with info that can be used to prevent unplanned shutdowns.
Smarter pneumatics empower smarter decision-making

The requirements and infrastructure for the commercial internet of things (IIoT) are frequently evolving, pushed by programmable logic controller (PLC) manufacturers. A future-proof platform starts with embedded intelligence at the gadget level.
The corrosion resistance and heavy-duty development of Emerson’s TopWorx DX-Series Controllers allows for reliable performance in virtually any plant condition. These discrete valve controllers enable automated on/off valves to communicate through a variety of protocols and carry a wide selection of hazardous space certifications.
Local analytics at the gadget level make it possible to collect related and helpful information about good pneumatic units regardless of plant infrastructure, however it is needed for other causes, too. Since all diagnostic and prognostic data takes place at this stage, local analytics ensure there is no change to the PLC program. Analyzing all sensor-level information in real time with additional computing power achieves technical superiority.
It can also be evergreen since system info continues to remain related because the infrastructure matures. And because device prognostic knowledge is available, predictive upkeep is immediately obtainable, as well.
Technology like Emerson’s Aventics Series AES fieldbus connection can be built-in into fieldbus-compatible valve techniques and may also be configured as a standalone solution. In addition, know-how like Emerson’s Aventics G3 platform expands the intelligence of pneumatic fieldbus manifolds to domestically execute IIoT knowledge analytics — at the degree of the gadget. To achieve smarter pneumatics, it is essential that modular, scalable distributed input/output methods are built-in into pneumatic valve manifolds. For extra flexibility and ease, centralized and distributed applications can use the identical modules.
Smarter pneumatics enable the fundamental accumulation and analytics of basic data, just like the monitoring of valve-cylinder efficiency, FRL filter, leakage and mission time. IIoT information paired with acceptable analysis empowers users to make accurate predictions that may cease component and system failure earlier than they happen. By avoiding failures, plants cut back downtime, upkeep and inventory costs, in addition to improve machine well being and total gear effectiveness. This, in flip, achieves elevated manufacturing and higher quality.
Real-time diagnostics improve safety

A Safety Instrumented System (SIS) is legally required on any gear that processes hazardous chemical substances. While the process alarms and operator intervention activated by the first course of control system are the first line of defense towards potentially dangerous incidents, the SIS supplies a valuable layer of added safety. A crucial a part of the ultimate element in an SIS is the emergency shutdown (ESD) block valve.
The ESD block valve uses a two-solenoid security methodology that gives larger safety, increases uptime and permits vegetation to extra carefully comply with functional safety necessities. During regular operation in plenty of SIS functions, the solenoid valve remains energized in the open position. If the system detects a dangerous situation like overpressure, however, the valve moves to the closed position. By shifting to the closed position, the solenoid valve activates the ESD valve to stop course of circulate.
This commonplace emergency shutdown situation shows how the final element in an SIS communicates to detect and respond to dangerous situations. Upon detection, the shutdown valve stops the move of hazardous fluids, and the solenoid valve responds to the ESD controller to vent the actuator to a fail state.
The ASCORedundant Control System (RCS) pilot valve system from Emerson uses this redundant solenoid safety methodology. With both a 2oo2D or 2oo3D redundant structure, the RCS offers exceptionally dependable diagnostic coverage, larger course of safety and online preventative maintenance. Because it has no single point of failure that might accidentally activate process valve closure, it drastically lowers spurious trip charges. Its utterly automated online testing options continuous monitoring and diagnostic feedback from pressure switches or TopWorx GO Switches, sustaining safety availability, and could be scheduled to run every day, weekly or monthly. The extraordinarily high availability of the RCS additionally lowers the Probability of Failure on Demand (PFD) average and makes the system SIL3 succesful.
With a 2oo2D or 2oo3D structure, Emerson’s ASCO RCS pilot valve system combines redundant SOVs, strain switches or TopWorx GO Switches, and a maintenance bypass in one resolution to provide extremely dependable diagnostic protection and online preventative maintenance.
One important ESD valve utility is the inlet ESD valves found on tank farms. Recent developments in operations and the elevated demand to move merchandise extra rapidly and safely make advanced actuation and ESD diagnostic methods essential. With refined actuation and dependable diagnostics, tank farm operators may be confident that ESD valves are properly working and will present fail-safe operation when an emergency happens. An example of this sort of subtle actuation and ESD diagnostic system is a brilliant Electro-Hydraulic Operator (EHO).
An EHO is a self-contained, packaged electro-hydraulic answer designed to manage and monitor inlet ESD valve operation on a tank farm. EHOs have a reliable mechanical spring for the fail-safe operation, in addition to built-in, diagnostic technology that delivers crucial ESD valve operation data to operators. With greater than 15 distinct alerts and alarms, the actuator can allow hydraulic stress versus place profiling and carry out each partial and full stroke testing. Users can configure relays for discrete and alarm indication and might simply combine EHOs, both wired or wireless, with present communication techniques.
Smart controllers defend extreme environments

Even under probably the most demanding circumstances, sensible options allow intelligent management and control of plants, platforms and pipelines. Controllers, switches and sensor know-how, corresponding to Emerson’s TopWorxtechnologies, provide position monitoring and control for automated on-off valves.
Depending on the manufacturer, there are answers out there to meet every utility. TopWorx DX-Series technologies, for instance, are designed to connect to all rotary and linear valves and actuators and built to function in demanding environmental conditions, together with hazardous areas. เกจวัดแรงดัน can be utilized in purposes together with SIL3 Emergency Shutdown Devices, international containment and explosive or corrosive environments.
Using these wireless applied sciences and fieldbus protocols like HART, Foundation Fieldbus and DeviceNet can lower the price of ownership and makes predictive maintenance potential. For occasion, TopWorx DX-Series discrete valve controllers enable automated on-off valves to communicate via a broad range of digital protocols, which offers subtle diagnostic and monitoring capabilities that enhance operational efficiency and upkeep scheduling.
Another DX-Series technology, limit change position monitoring verifies data acquired from an appropriately functioning monitor and ensures that the critical on-off valve is in the correct position. In tandem with a HART 7 place transmitter option, DX-Series gadgets deliver the sophisticated diagnostic and monitoring capabilities essential for improved operational effectivity and maintenance planning.
TopWorx GO Switches present reliable, durable proximity sensing in probably the most extreme environments. Using one-of-a-kind technology, GO Switches provide proven performance in power era to refineries to food and beverage and extra.
Life cycle providers add extra worth

For complete, high-level supervision of steady plant performance, some producers supply life cycle providers. These companies have a range of benefits and provide experience, expertise and processes that empower vegetation to function safely, enhance asset reliability and optimize process capabilities. This level of assist might help vegetation further optimize performance and achieve their targets.
The Wireless Auto Recovery Module (ARM) from Emerson protects the AVENTICS G3 fieldbus platform’s configuration information from a critical failure, including all settable node and hooked up I/O module parameters.
The companies are often delivered by way of a digitally enabled course of facilitated by intelligent tools within the plant. Some even offer apps that may allow for visual well being inspections during a plant stroll down. Apps like these can capture all pertinent asset knowledge in order that decisions for additional action may be made. Using tools like these makes work scoping for a scheduled shutdown, turnaround and outage (STO) simpler.
By leveraging a variety of good pneumatic solutions and services, amenities can access the information they should make the decisions that optimize processes. Together, these options may help ensure the continued reliability and security of overall plant operation.
Gabe Boltniew is a product marketing manager at Emerson focused on the hydrocarbon trade. He has a level in business administration from William Jewell College and an MBA in marketing and international business from Seton Hall University.
Jason Maderic serves as director of worldwide marketing at TopWorx for Emerson. In his role, Maderic makes a speciality of discrete valve controllers. He has been with Emerson for three years. He received his MBA from the University of Louisville.
Emerson

www.emerson.com

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