img

Corrosion Control & Operation Maintenance Services


On-site corrosion maintenance and protection

On-site Corrosion Control & Operation Maintenance Service was first proposed and implemented by ZKWELL in China in 2013 and has been practiced ever since. It serves as an effective approach for refining & petrochemical enterprises to establish, implement and execute systematic corrosion management strategies. Guided by customized one-to-one corrosion prevention and control strategies for each unit, ZKWELL carry out routine monitoring, inspection, analysis and feedback. Based on the risk matrix principle of corrosion prevention and control strategies, we effectively identify corrosion risks, focusing on routine inspection and investigation of medium-to-high risk corrosion loops to provide timely warning. Meanwhile, ZKWELL guide the implementation of process corrosion control measures and evaluate the effectiveness. By integrating process corrosion control and equipment corrosion control, we promote effective collaboration to ensure the long-term, stable and safe operation of equipment and units.

Implementation and Execution

Design and Implementation Guidance for Online Corrosion Monitoring Systems / Site-Specific Thickness Measurement Deployment Plans and On-Site Deployment Guidance / Establishment of Process-Based Corrosion Prevention Systems / Development of Daily Inspection Plans and Strategies for Identifying Potential Corrosion Hazards

Summary and Analysis

Maintenance and Data Analysis of Online Corrosion Monitoring Systems / Daily Inspection and Data Analysis for Thickness Measurement / Monitoring of Process-Based Corrosion Control Systems and Analysis of Abnormal Data / Investigation and Root Cause Analysis of Corrosion Events / Routine Identification and Data Analysis of Potential Corrosion Hazards / Regular Summary of the Implementation of Corrosion Control Strategies (Monthly Report on Corrosion Circuits)

Re-analysis and Optimization

Corrosion Circuit Optimization, Risk Reassessment / IOW Optimization, Corrosion Monitoring and Detection Strategy Optimization

Performance

Since 2012, ZKWELL has provided on-site integrated corrosion control services for CNOOC Huizhou Petrochemical. To date, it has delivered on-site services to 25 enterprises, including Sichuan Petrochemical, Dushanzi Petrochemical, Huabei Petrochemical, Zhenhai Refining & Chemical, Yanshan Petrochemical, and Shenghong Petrochemical. More than 300 sets of corrosion prevention and control strategies have been formulated and implemented for various production units. At present, ZKWELL has become an important corrosion protection partner for petrochemical customers.