Post on 26-Jul-2018
© Copyright 2017 California ISO
Slide 1
© Copyright 2017 California ISO
Metering and Telemetry
Brian Benach, Energy Data Acquisition Specialist (EDAS)
February 22, 2017
© Copyright 2017 California ISO
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Goal
Provide CAISO Interconnection
customers and participants with
information, guidance and
support needed to successfully
connect your resource to our
markets.
© Copyright 2017 California ISO
Slide 4
Topics
• What is EDAS?
• Bucket Items
• Meter Documentation
• Battery Projects
• RIG Digital Security Certificates
• Fieldwork Appointments
• Upcoming Changes
© Copyright 2017 California ISO
Slide 5
What is EDAS?
• Energy Data Acquisition Systems Team (EDAS) is
responsible for engineering requirements and standards:
– Revenue Metering:
• Approved ISO Meters
• ISO Inspected and Certified
– Direct Telemetry via:
• DNP devices
– Using SSL
» RIG (Remote Intelligent Gateway)
» SSL Terminators e.g. Load balancers
– Dispersive Technology™
» RTUs, PLC’s, Control Systems
© Copyright 2017 California ISO
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Bucket Items
• Bucket 1
– Single and Three line drawings:
• A Few Helpful Hints:
– Ensure ISO Meters clearly labeled
– Ensure Drawings have Professional Engineer
stamp
– Ensure current and voltage transformer ratio’s
are labeled
– RIG Details Form
– Communications Block Diagram
© Copyright 2017 California ISO
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Bucket Items (Cont.)
• Bucket 2: Meter Configuration Worksheet
– Provides meter details to the ISO
• Bucket 3: 24/7 Contact Form, Certification Practice
Statement for Basic Assurance Certification Authority
(CPS) Agreement and the Energy Communications
Network (ECN) Agreement
• Bucket 5: Meter and Site Verification Sheet (MSVS) and
Point of Receipt Calculation
• Certificate of Compliance
– Typically occurs between Buckets 3 and 5
© Copyright 2017 California ISO
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Meter Documentation
• A New NRI Meter Maintenance Project is required for:
– Meter Replacements
– Meter Maintenance
– Annual Meter Testing
• A Meter Maintenance form is required after meter testing
• MSVS and Meter Maintenance forms must be submitted
within 5 Business days of meter inspection
© Copyright 2017 California ISO
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Meter Documentation (Cont.)
• Documents will be sent using DocuSign for signatures
• Meter documents should be signed in DocuSign within 5
days
• Meter seals are being validated on meter documentation
• Link to the Meter Fieldwork Guide on the Helpful Links
slide
© Copyright 2017 California ISO
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• Required Real Time Data Points
Analogs:
– Heartbeat
– Unit Point of Delivery MW
– Unit Point of Delivery MVAR
– Unit Generator Terminal Voltage
– Instantaneous State of Charge
– Maximum Continuous Energy
Limit
Digitals:
– Unit Connection Status
– Related Unit Breakers
Battery Projects
© Copyright 2017 California ISO
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RIG Digital Security Certificates
• Secure Hashing Algorithm (SHA1) Issuing
certificate expires on 5/7/2017
• All RIGs must update the certificate to SHA256
prior to 5/7/2017
• Issuing and Root Certificates on our webpage
• The ISO will lose connectivity to the RIG if not
addressed
• New Alternative: Dispersive Technology™
© Copyright 2017 California ISO
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Fieldwork Appointments
• The approval process for fieldwork appointment requests
has been automated
• Possible Work Types Include:
• New Option:
– Request Date Availability
© Copyright 2017 California ISO
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Fieldwork Appointments (Cont.)
• The following information may be required:
– Internal ISO number (Example: 17GEN1234)
• Required for Meter Fieldwork and New site Point to Point
– Device ID
• ISO Meter (Example: 5914123)
– Required for Meter Fieldwork
– Multiples separated by commas
• RTU common name (Example: IRG123)
– Required for RIG Fieldwork
– Resource ID (Example: INVSBL_3_TESTG1)
• Always required
© Copyright 2017 California ISO
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Upcoming Changes
• Metering Rules Enhancement Initiative
• Meter configuration worksheet will be updated
– It will be used to identify ISO Metered Entity (ISOME)
or Scheduling Coordinator Metered Entity (SCME)
• SCME - Single line drawings and SQMD Resource
Template(s) are required
• Documents must be submitted through NRI
• NRI guide and checklist will be updated soon
© Copyright 2017 California ISO
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Helpful Links
• Certification of Metering Facilities http://www.caiso.com/Documents/5710.pdf
• Meter Data Acquisition and Processing Procedure http://www.caiso.com/Documents/5740.pdf
• Appointment Scheduling for EDAS Fieldwork http://www.caiso.com/fieldworksupport/Pages/default.aspx
• Direct Telemetry BPM https://bpmcm.caiso.com/Pages/BPMDetails.aspx?BPM=Direct%20T
elemetry
• ISO Validated RIG’s https://www.caiso.com/Documents/RemoteIntelligentGatewayThirdPa
rtyEngineeringFirms.pdf
© Copyright 2017 California ISO
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Helpful Links (Cont.)
• Meter Fieldwork Guide https://www.caiso.com/Documents/MeterFieldworkGuide.pdf
• RIG Acceptance Test (RAT) Procedures http://www.caiso.com/Documents/RIGAcceptanceTest_RAT_Proced
ures.pdf
• RIG/DPG Validation Procedure http://www.caiso.com/Documents/RIG_DPGValidationProcedure.pdf
• Metering Exemptions from Compliance http://www.caiso.com/Documents/5730.pdf
• BPM for Metering http://bpmcm.caiso.com/Pages/BPMDetails.aspx?BPM=Metering
© Copyright 2017 California ISO
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EDAS Contact Information
• EDAS:
– Phone: (916) 608-5826
– Email: edas@caiso.com
• EDAS Team:
– Brian Benach
– Priyanka Namburi
– Mike Ucol
– Bob Silva