Lowering Lifecycle Costs with Intelligent Motor Control Centers (iMCCs)
2016 NC AWWA-WEA Spring Conference in Asheville, NC
Tuesday, April 19th at 11:20a.m. Presented by Jeff M. Miller, PE, ENV SP Authored by Jeff M. Miller, PE, ENV SP
Lowering Lifecycle Costs with Intelligent Motor Control Centers - - PowerPoint PPT Presentation
Lowering Lifecycle Costs with Intelligent Motor Control Centers (iMCCs) 2016 NC AWWA-WEA Spring Conference in Asheville, NC Tuesday, April 19 th at 11:20a.m. Presented by Jeff M. Miller , PE, ENV SP Authored by Jeff M. Miller , PE, ENV SP Speaker
Tuesday, April 19th at 11:20a.m. Presented by Jeff M. Miller, PE, ENV SP Authored by Jeff M. Miller, PE, ENV SP
Water Wastewater Competency Center | Solutions Architect
Schneider Electric | Lowering Lifecycle Costs with iMCCs | 2016 NC AWWA_WEA Spring Conference | Tuesday, April 19th at 11:20 a.m. Page 2
Control? Load Protection? Asset Management? Condition Management?
Schneider Electric | Lowering Lifecycle Costs with iMCCs | 2016 NC AWWA_WEA Spring Conference | Tuesday, April 19th at 11:20 a.m. Page 3
Role of Motor Control Centers
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Industry Trends
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What’s the Difference?
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MCC with a Typical SCADA Control Panel
Position
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PLC or Remote I/O Drop SCADA Network
iMCC Connected Directly to SCADA or Fieldbus Network
Schneider Electric | Lowering Lifecycle Costs with iMCCs | 2016 NC AWWA_WEA Spring Conference | Tuesday, April 19th at 11:20 a.m. Page 8
SCADA Network
Schneider Electric | Lowering Lifecycle Costs with iMCCs | 2016 NC AWWA_WEA Spring Conference | Tuesday, April 19th at 11:20 a.m. Page 9
PLC or Remote I/O Drop SCADA Network
Not All Savings Considered
conventional MCCs
from >30% to more than 3,000%
Conventional MCC $650,000 (+ )Smart MCC Components $105,000 (+) iMCC Networking $35,000 (+) iMCC Configuration and Testing $95,000 iMCC Additional Cost $235,000 (-) PLC I/O, Pwr, Supplies, etc. $95,000 (-) PLC Hardwiring and Terminals $25,000 (-) PLC Enclosure Size $3,000 (-) Field Wiring and Conduit $130,000 (-) MCC Hardwiring and Logic $7,000 iMCC Savings $0.00 Difference (See Explanation and Exceptions) 0% ±15%
Schneider Electric | Lowering Lifecycle Costs with iMCCs | 2016 NC AWWA_WEA Spring Conference | Tuesday, April 19th at 11:20 a.m. Page 10
Why Are They Not Being Used More?
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Enhanced Functionality | Lower Costs | Increased Reliability & Less Risk
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Enhanced Functionality | Lower Costs | Increased Reliability & Less Risk
Schneider Electric | Lowering Lifecycle Costs with iMCCs | 2016 NC AWWA_WEA Spring Conference | Tuesday, April 19th at 11:20 a.m. Page 13
Enhanced Functionality | Lower Costs | Increased Reliability & Less Risk
Schneider Electric | Lowering Lifecycle Costs with iMCCs | 2016 NC AWWA_WEA Spring Conference | Tuesday, April 19th at 11:20 a.m. Page 14
Enhanced Functionality | Lower Costs | Increased Reliability & Less Risk
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Typical Energy Savings and Importance of Energy Management
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Importance of Proper Monitoring, Protection and Management of Assets
Schneider Electric | Lowering Lifecycle Costs with iMCCs | 2016 NC AWWA_WEA Spring Conference | Tuesday, April 19th at 11:20 a.m. Page 17
Misc. 9% Contaminants 19% Bearing Failures 13% Rotor Failures 5% Overload 30% Age 10% Voltage Conditions 14%
A Proposal for Keeping it Simple and Getting the Most Benefits out of your Investment
Schneider Electric | Lowering Lifecycle Costs with iMCCs | 2016 NC AWWA_WEA Spring Conference | Tuesday, April 19th at 11:20 a.m. Page 18
Choosing a Communications Protocol
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0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
Profibus-DP Proprietary HART Modbus TCP WiFi (IEEE 802.11b) ControlNet OPC Modbus DeviceNet 0-10 Volt EtherNet/IP RS-485 RS-232 4-20 mA Ethernet TCP/IP
Choosing a Network Topology
Schneider Electric | Lowering Lifecycle Costs with iMCCs | 2016 NC AWWA_WEA Spring Conference | Tuesday, April 19th at 11:20 a.m. Page 20
Ring Ring / Dual ring Bus Cost Reliability Star Tree Mesh
Network Connection and Routing within an iMCC
ports for ring
cable
network cables?
switches
Schneider Electric | Lowering Lifecycle Costs with iMCCs | 2016 NC AWWA_WEA Spring Conference | Tuesday, April 19th at 11:20 a.m. Page 21
Intelligent Motor Protection Relay (IMPR)
A Proposal for Keeping it Simple and Getting the Most Benefits out of your Investment
Schneider Electric | Lowering Lifecycle Costs with iMCCs | 2016 NC AWWA_WEA Spring Conference | Tuesday, April 19th at 11:20 a.m. Page 22
Typical Smart Devices within an iMCC
Schneider Electric | Lowering Lifecycle Costs with iMCCs | 2016 NC AWWA_WEA Spring Conference | Tuesday, April 19th at 11:20 a.m. Page 23
AC Drives Network Cabling and Switches Intelligent Motor Protection Soft Starters Automation Controllers or RIO Electronic Circuit Breakers Power Metering & Monitoring Operator Displays Harmonic Filters & Power Factor Correction Motor Starters
Typical Examples
Schneider Electric | Lowering Lifecycle Costs with iMCCs | 2016 NC AWWA_WEA Spring Conference | Tuesday, April 19th at 11:20 a.m. Page 24
Intelligent Full Voltage Starter with IMPR Variable Frequency Drive Intelligent Circuit Breaker Ethernet Switches and Power Supply
Process Controllers and Remote I/O
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A Proposal for Keeping it Simple and Getting the Most Benefits out of your Investment
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Sensing | Protection | Logic | Remote I/O
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Example of Integrated Intelligence into a Motor Starter
Schneider Electric | Lowering Lifecycle Costs with iMCCs | 2016 NC AWWA_WEA Spring Conference | Tuesday, April 19th at 11:20 a.m. Page 28
Upto 50% maintenance cost savings. Upto 60% of wiring
Commissioning time saving due to easier process tuning. Impact of modification & evolution divided by 2 Upto 70% downtime reduction Alarms give time to solve problems before trip Upto 90% fewer motor burnouts. Thanks to more accuracy of tripping characteristics. Upto 40% surface saving compared to traditional motor starters.
part numbers for starters upto 15kW
motor starter. Zero downtime even when at a 50kA short .
Example of Integrated Intelligence into an IMPR
Schneider Electric | Lowering Lifecycle Costs with iMCCs | 2016 NC AWWA_WEA Spring Conference | Tuesday, April 19th at 11:20 a.m. Page 29
Current Rating (internal CT)
Control Power supply
Operating mode
Motor Protection
Inputs & Outputs
Network Communication
Additional Motor Protection
Additional Input
Base Unit Expansion
Example of Integrated Intelligence into an IMPR
Remote Access and Configuration
Schneider Electric | Lowering Lifecycle Costs with iMCCs | 2016 NC AWWA_WEA Spring Conference | Tuesday, April 19th at 11:20 a.m. Page 30
A Proposal for Keeping it Simple and Getting the Most Benefits out of your Investment
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Goal of iMCC Motor Controls
will decrease
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Keeping it Simple and Getting the Most Benefits out of iMCCs
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Presentation Abstract
Intelligent motor controllers have been around for many years in the water / wastewater industry but, more often than not, their advantages have been misunderstood and poorly applied. When Intelligent Motor Control Centers (iMCCs) were first introduced, the issues facing early adopters may have placed a stigma on iMCCs preventing widespread adoption of the technologies. Now
that would be of interest to engineering, maintenance, and management. There are many ways to implement iMCCs, and too many choices may have been one of the issues that limited adoption. These
majority of utilities. So why iMCCs? iMCCs reduce lifecycle costs not only of themselves but also of the equipment they control; they reduce footprint of equipment; they reduce the work and testing needed for installation and commissioning; they allow soft changes in starter control logic without worry of a PLC failure; they provide lower part count, spares and reduction in MTBF (failures); they provide better equipment protections and asset management; they provide enhanced diagnostics for predictive maintenance; they lower risk; and most of all they enable energy savings by the measurement and control of energy. Many of these benefits were never achieved when implemented because the motor starters were designed and operated mainly the same way as a basic starter with hardwiring of monitoring and control signals, but iMCCs are much more and to fully achieve the benefits an understanding of how to leverage these technologies is needed.
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