...Alarm Fatigue An operator or technician develops alarm fatigue when the volume of alarms generated by the remote monitoring system becomes overwhelming, ceases to compute with known operating conditions, or is based on too many false positives. Homogeneity of alarms with respect to the root causes...

... – providing a clear picture of the condition of the pipe and river bottom. This paper will present inspection and monitoring methods and discuss improved methodologies of water crossing assessment using case studies and lessons learnt. Water Crossing Pipeline Integrity Remote Monitoring ASV River Scour...

... to help alleviate elevated AC potentials. AC interference mitigation current density AC-influenced corrosion electrical resistance corrosion rate probe cathodic protection remote monitoring computer modeling simulations INTRODUCTION This paper presents four case histories relating to monitoring...

... working shifts. As part of an equipment risk mitigation program that was prone to aggressive erosion, Devon partnered with Berkeley Springs Instruments (BSI) for the installation of their online remote monitoring technology. The primary objective of this program was to detect the onset of damage through...

...Remote monitoring wireless networking cathodic protection corrosion rate pressure monitoring DATA ACQUISITION INTRODUCTION Natural gas use in the United States is currently at an all-time high and is growing. In 1950, the annual usage of natural gas was 5.7 trillion cubic feet (161.5 billion...

... study is used to highlight the available anode systems, methods of monitoring and how maintenance worries can be overcome by state of the art remote monitoring and control systems, capable of controlling large scale CP systems from a single location using a standard internet web browser. Cathodic...

... corrosion control prompted further assessment relative to pipeline integrity management and regulatory compliance. This paper discusses the use of precision electrical resistance type corrosion rate probes and remote monitoring of the probe corrosion rate in conjunction with various channels of electrical...

... forming of the pre cast caissons presented unique problems that had to be overcome and the sheer size of the installation made monitoring and performance testing a challenge. The performance of the CP systems and the remote monitoring and control system are discussed in detail. Impressed current cathodic...

... the insulation is critical and requires the inclusion of VCI to prolong the pipe integrity and lower inspection and maintenance cost. corrosion inhibitor vapor corrosion inhibitor corrosion under insulation (CUI) steel pipeline localized corrosion insulation galvanic sensor remote monitoring INTRODUCTION...

... in this junction box were returning current from two other pipeline systems located in the right of way and were not used in this study ( Figure 3 ). Remote monitoring of the current flow at a reverse current switch provides the operational data necessary for fulfilling the compliance requirement. Monitoring...

... of monitoring equipment for the purpose of evaluating the operational integrity of decoupling devices at isolation flanges. Methods, best practices, and challenges will be addressed, providing the necessary information to successfully implement this solution at similar locations. Remote monitoring data-logging...

.... Corrosion under insulation CUI galvanic anode cathodic protection insulation barrier protection remote monitoring INTRODUCTION It is difficult to apply TSA in uniform thickness, in particular for complex shaped components and small diameter pipes. If the thickness is less than 200 μm (8 mils) in any...

...Remote monitoring technology provides a means by which data can be acquired from the test site on a continual basis. Significant changes can be identified as “alarm events”, and notification of the occurrence forwarded to the responsible technician. Data retrieved by remote monitoring systems...

... in the field. When considering technologies, an operator should evaluate whether the system has the ability to monitor AC interference. Some manufacturers of Spread Spectrum wireless data radio technology can accommodate this in their remote monitoring units. AC interference detection can potentially help...

... of these unplanned electrical environmental circumstances can impact the protection of the pipe, and potentially create unsafe voltages on the pipe structures. This paper provides a basic look at the reality of protection voltages in the field, utilizing current generation wireless remote monitoring processes...

... (1) General Manager, International, FreeWave Technologies, Inc. An arsenal of communication technologies are available for remote monitoring applications – the most common of which are drive by, cellular and satellite. A relative newcomer to the automated/remote monitoring of cathodic protection...

... mitigation solution. Methods of tracking these levels through periodic measurements or data logging at test-point sites provide an incomplete picture with data retrieved after the fact rather than real time. Tests were done with remote monitoring equipment designed to capture induced AC voltage fluctuations...

... signals to distinguish threats or abnormal events from benign sounds. When activity is detected, several sensors acting collectively classify the activity as "safe" or a "pipeline threat". "Threat" events activate immediate notifications to pipeline operators via a wireless remote monitoring system...

... of this data in an organized manner and on a timely schedule provided a unique challenge. Standard GSM remote monitoring equipment was designed into a 5-zone (15 channel), “Bridge Zone Monitor System” allowing each zone to be accessed as a discreet site while sharing the communication system with the other...

.... remote monitoring system health assessment integrity corrosion sensors CUI mote Wi-Fi INTRODUCTION It should be noted that this paper does not focus on the response of insulations under different atmospheric conditions but on how these techniques could be used to create a reliable sensor network...