SOLENOID VALVES
for intelligent control and monitoring . This inability to integrate with advanced control systems limits functionality in sophisticated industrial processes , increasing operating costs and reducing overall efficiency and reliability .
Innovations and enhancements in solenoid valve technology
To overcome these limitations , recent advancements have been made in structural design , material usage , communication capabilities and system integration .
• Structural design and materials : The adoption of an internal magnetic frame structure encapsulated with magnetic frame sealing glue ensures stable coil performance and simplifies wiring . This innovative design reduces the risk of mechanical failure and enhances valve durability . New materials make solenoid valves more durable , reducing the risk of seal leaks and extending lifespan .
• Energy efficiency : Dual magnetic circuit design and pulse width modulation ( PWM ) signal control have been employed to achieve higher magnetic efficiency and lower energy consumption . The dual coil winding design separates the initial current from the holding current , further reducing heat generation and energy loss in the coil . These advancements result in significant energy savings and lower operating costs .
• System integration : Next-generation smart solenoid valves are integrated with electronic control units and
Magnetic induction of the coil
communication modules . This integration allows data exchange and remote control through fieldbus protocols such as highway addressable remote transducer ( HART ), foundation fieldbus and profibus , enhancing system automation and reliability . The ability to communicate with advanced control systems enables real-time monitoring and control , improving process efficiency and reducing failure risk .
Smart solenoid valves in the petrochemical industry
Smart solenoid valve systems demonstrate significant application value in the petrochemical industry . These systems provide : 1 . Real-time operational status 2 . Diagnostic information
3 . Maintenance recommendations 4 . Remote monitoring and data cloud uploading through various bus communication options ( HART , WirelessHART , LoRa and Ethernet-APL ) This connectivity allows for centralised control and monitoring of the entire system , improving efficiency and reducing the need for on-site inspections . The modular design of smart solenoid valves makes them easy to install and compatible with traditional solenoid valves , meeting needs for product integration and project upgrades . Standard features include on-site status indicator lights , optional buzzer alarms and alarm interlock contact outputs , further enhancing system safety . Optional expansion modules can monitor on-site pressure , flow and cylinder feedback signals , with convenient parameter configuration and status checking via computer or mobile software . Additionally , integrating smart solenoid valves with advanced analytics and machine learning algorithms can provide predictive maintenance capabilities . By analysing historical data and identifying patterns , these systems can predict potential failures and recommend maintenance actions before issues occur . This proactive approach reduces downtime and maintenance costs , ensuring continuous and efficient operation of industrial processes .
Traditional analog-based DCS
Innovations and enhancements in solenoid valve technology
42 Valve World December 2024 www . valve-world . net