Slide 1: Generator Set Ratings for Data Centers and Other Applications
Generator Set Ratings for Data Centers and Other Applications PowerHour webinar series for consulting engineers Experts you trust. Excellence you count on. DATE 11:00 PDT / 13:00 CDT (1PDH issued by Cummins)
Slide 2: Welcome!
Welcome! PowerHour is designed to help our engineer partners to… • Keep up to date on products, technology, and codes and standards development • Interact with Cummins experts and gain access to ongoing technical support • Participate at your convenience, live or on-demand • Earn Professional Develo
Slide 3: Meet your panelists
Meet your panelists Cummins presenters: Cummins facilitator: Shen Yoon Rich Scroggins Tom Bakritzes Sales Application Engineer Technical Advisor - Data Center Markets Global Sales Training Manager Cummins Inc. Cummins Inc. Cummins Inc. Your local Cummins contacts: Western Canada: Ian Lindquist (ia
Slide 4: Disclaimer
Disclaimer The views and opinions expressed in this course shall not be considered the official position of any regulatory organization and shall not be considered to be, nor be relied upon as, a Formal Interpretation. Participants are encouraged to refer to the entire text of all referenced documen
Slide 5: Course Objectives
Course Objectives Generator Set Ratings for Data Centers and Other Applications One of the first steps to a successful generator set application is selecting the appropriate generator set rating. This PowerHour will guide participants through the industry standards that define generator set ratings;
Slide 6: What factors impact generator set ratings?
What factors impact generator set ratings? 6
Slide 7: Factors Affecting Choice of Generator Set Rating
Factors Affecting Choice of Generator Set Rating Annual Applied Load Negotiated Generator Set (Variable or Contracts (Rate Run Time Constant) Curtailment Programs) 7
Slide 8: Engineering Optimization: Flexibility vs Standard Offerings
Engineering Optimization: Flexibility vs Standard Offerings • Near infinite possibilities exist for taking Power Rating an engine and alternator and creating a generator optimized between: • Max Power Rating • Performance (loads, derate, etc.) • Emissions constituents • Standard offerings for produc
Slide 9: Engineering Optimization: Flexibility vs Standard Offerings
Engineering Optimization: Flexibility vs Standard Offerings • Near infinite possibilities exist for taking Power Rating an engine and alternator and creating a generator optimized between: • Max Power Rating • Performance (loads, derate, etc.) • Emissions constituents • Standard offerings for produc
Slide 10: Engineering Optimization: Flexibility vs Standard Offerings
Engineering Optimization: Flexibility vs Standard Offerings • Near infinite possibilities exist for taking Power Rating an engine and alternator and creating a generator optimized between: • Max Power Rating • Performance (loads, derate, etc.) • Emissions constituents • Standard offerings for produc
Slide 11: Engineering Optimization: Flexibility vs Standard Offerings
Engineering Optimization: Flexibility vs Standard Offerings • Near infinite possibilities exist for taking Power Rating an engine and alternator and creating a generator optimized between: • Max Power Rating • Performance (loads, derate, etc.) • Emissions constituents • Standard offerings for produc
Slide 12: Industry Standard for Generator Set Ratings
Industry Standard for Generator Set Ratings • ISO 8528-1: Defines application, ratings and performance of generator sets • Emergency Standby Power (ESP) • Prime Rated Power (PRP) • Limited Time Prime Power (LTP) • Continuous Operating Power (COP) • Data Centre Power (DCP) International Organization
Slide 13: Industry Standard for Generator Set Ratings
Industry Standard for Generator Set Ratings • ISO 8528-1: Defines application, ratings and performance of generator sets • Emergency Standby Power (ESP) • Prime Rated Power (PRP) • Limited Time Prime Power (LTP) • Continuous Operating Power (COP) • Data Centre Power (DCP) • “The power of the generat
Slide 14: Industry Standard for Generator Set Ratings
Industry Standard for Generator Set Ratings • ISO 8528-1: Defines application, ratings and performance of generator sets • Emergency Standby Power (ESP) • Prime Rated Power (PRP) • Limited Time Prime Power (LTP) • Continuous Operating Power (COP) • Data Centre Power (DCP) • “The power of the generat
Slide 15: ISO 8528-1 Ratings
ISO 8528-1 Ratings Emergency Prime Continuous Data Limited Rating Standby Rated Time Prime Operating Centre Power Power Power Power Load Variable Variable Variable Constant Constant OR Profile Constant Max Annual 200 Unlimited 500 Unlimited Unlimited Run Hours 15
Slide 16: ISO 8528-1 Ratings
ISO 8528-1 Ratings Emergency Prime Continuous Data Limited Rating Standby Rated Time Prime Operating Centre Power Power Power Power Load Variable Variable Variable Constant Constant OR Profile Constant Max Annual 200 Unlimited 500 Unlimited Unlimited Run Hours 16
Slide 17: Emergency Standby Power (ESP)
Emergency Standby Power (ESP) “Maximum power available during a variable electrical power sequence…for up to 200 h of operation per year” “The permissible average power output over 24 h of operation shall not exceed 70% of the ESP unless otherwise agreed by the RIC engine manufacturer” Example
Slide 18: Emergency Standby Power (ESP)
Emergency Standby Power (ESP) “Maximum power available during a variable electrical power sequence…for up to 200 h of operation per year” “The permissible average power output over 24 h of operation shall not exceed 70% of the ESP unless otherwise agreed by the RIC engine manufacturer” Example
Slide 19: Prime Rated Power (PRP)
Prime Rated Power (PRP) “Maximum power which a generating set is capable of delivering continuously while supplying a variable electrical load when operating for an unlimited number of hours per year” Examples include applications that use on–site generation in lieu of a utility electricity supp
Slide 20: Prime Rated Power (PRP)
Prime Rated Power (PRP) “Maximum power which a generating set is capable of delivering continuously while supplying a variable electrical load when operating for an unlimited number of hours per year” Examples include applications that use on–site generation in lieu of a utility electricity supp
Slide 21: Limited Time Prime (LTP)
Limited Time Prime (LTP) “Maximum power available, under the agreed conditions, for which the generating set is capable of delivering for up to 500 h of operation per year” Examples of LTP applications include base loading and rate curtailment programs Emergency Prime Limited Continuous Data Rat
Slide 22: Limited Time Prime (LTP)
Limited Time Prime (LTP) “Maximum power available, under the agreed conditions, for which the generating set is capable of delivering for up to 500 h of operation per year” Examples of LTP applications include base loading and rate curtailment programs Emergency Prime Limited Continuous Data Rat
Slide 23: Continuous Operation Power (COP)
Continuous Operation Power (COP) “Maximum power which the generating set is capable of delivering continuously while supplying a constant electrical load when operated for an unlimited number of hours per year” Examples of COP applications include is paralleling to the utility, base loading, or
Slide 24: Continuous Operation Power (COP)
Continuous Operation Power (COP) “Maximum power which the generating set is capable of delivering continuously while supplying a constant electrical load when operated for an unlimited number of hours per year” Examples of COP applications include is paralleling to the utility, base loading, or
Slide 25: Data Centre Power (DCP)
Data Centre Power (DCP) • “Maximum power which a generating set is capable of delivering while supplying a variable or continuous electrical load and during unlimited run hours. Depending on the sites to supply and the availability of reliable utility, the generating set manufacturer is responsible
Slide 26: Data Centre Power (DCP)
Data Centre Power (DCP) • “Maximum power which a generating set is capable of delivering while supplying a variable or continuous electrical load and during unlimited run hours. Depending on the sites to supply and the availability of reliable utility, the generating set manufacturer is responsible
Slide 27: Concept Check
Concept Check When selecting a generator set rating, what are some factors that would influence the correct decision? a) Hours of intended operation b) Load profile c) Available power at output terminals d) All of the above 27
Slide 28: Concept Check
Concept Check When selecting a generator set rating, what are some factors that would influence the correct decision? a) Hours of intended operation b) Load profile c) Available power at output terminals d) All of the above 28
Slide 29: When looking at generator set ratings, make sure to ask yourself…
When looking at generator set ratings, make sure to ask yourself… • How many hours is the generator set expected to run in a year? • Are the loads variable or constant? • Are there any negotiated contracts with the local utility or other companies? • Do the defined ISO 8528-1 ratings fit the applica
Slide 30: When looking at generator set ratings, make sure to ask yourself…
When looking at generator set ratings, make sure to ask yourself… • How many hours is the generator set expected to run in a year? • Are the loads variable or constant? • Are there any negotiated contracts with the local utility or other companies? • Do the defined ISO 8528-1 ratings fit the applica
Slide 31: When looking at generator set ratings, make sure to ask yourself…
When looking at generator set ratings, make sure to ask yourself… • How many hours is the generator set expected to run in a year? • Are the loads variable or constant? • Are there any negotiated contracts with the local utility or other companies? • Do the defined ISO 8528-1 ratings fit the applica
Slide 32: Are there applications for which none of the ISO 8528-1 ratings are appropriate?
Are there applications for which none of the ISO 8528-1 ratings are appropriate? 32
Slide 33: Uptime Institute Tier Ratings
Uptime Institute Tier Ratings • The Uptime Institute tier rating system is an industry standard for benchmarking data center reliability • Four tiers specifying levels of redundancy Tier I Tier II Tier III Tier IV Description Basic Redundant Capacity Concurrently Maintainable Fault Tolerant Capacity
Slide 34: Uptime Institute Tier Ratings
Uptime Institute Tier Ratings • The Uptime Institute tier rating system is an industry standard for benchmarking data center reliability • Four tiers specifying levels of redundancy • Tier III - Concurrent Maintainability • Every power distribution component can be removed or replaced during a plann
Slide 35: Uptime Institute Tier Ratings
Uptime Institute Tier Ratings • The Uptime Institute tier rating system is an industry standard for benchmarking data center reliability • Four tiers specifying levels of redundancy • Tier III - Concurrent Maintainability • Every power distribution component can be removed or replaced during a plann
Slide 36: Generator Sets for Uptime Tier III or Tier IV Systems
Generator Sets for Uptime Tier III or Tier IV Systems Uptime Institute • “The only reliable source of power for a data center is the on-site energy production” • “Disruptions to the utility power are not considered a failure but an operational condition for which the site must be prepared” • “A Tier
Slide 37: Generator Sets for Uptime Tier III or Tier IV Systems
Generator Sets for Uptime Tier III or Tier IV Systems Uptime Institute • “The only reliable source of power for a data center is the on-site energy production” • “Disruptions to the utility power are not considered a failure but an operational condition for which the site must be prepared” • “A Tier
Slide 38: ISO 8528-1 Data Centre Power Rating
ISO 8528-1 Data Centre Power Rating Data Centre Power (ISO 8528-1) • “Depending on the sites to supply and the availability of reliable utility, the generating set manufacturer is responsible to define what power level he is able to supply” • “Prolonged operation at load in parallel with a utility i
Slide 39: ISO 8528-1 Ratings and Uptime Institute Tier III and IV Certification
ISO 8528-1 Ratings and Uptime Institute Tier III and IV Certification Are these ratings sufficient for Uptime Certification? Emergency Standby Power (ESP) Prime Rated Power (PRP) Limited Time Prime Power (LTP) Continuous Operating Power (COP) Rating Emergency Standby Prime Rated Limited Cont
Slide 40: ISO 8528-1 Ratings and Uptime Institute Tier III and IV Certification
ISO 8528-1 Ratings and Uptime Institute Tier III and IV Certification Are these ratings sufficient for Uptime Certification? Emergency Standby Power (ESP) – No 200 hr run time limitation Maximum average power output of 70% of rating Prime Rated Power (PRP) Rating Emergency Standby Prime Rate
Slide 41: ISO 8528-1 Ratings and Uptime Institute Tier III and IV Certification
ISO 8528-1 Ratings and Uptime Institute Tier III and IV Certification Are these ratings sufficient for Uptime Certification? Emergency Standby Power (ESP) - No Prime Rated Power (PRP) – No Maximum average power output of 70% of rating Limited Time Prime Power (LTP) Rating Emergency Standby P
Slide 42: ISO 8528-1 Ratings and Uptime Institute Tier III and IV Certification
ISO 8528-1 Ratings and Uptime Institute Tier III and IV Certification Are these ratings sufficient for Uptime Certification? Emergency Standby Power (ESP) - No Prime Rated Power (PRP) - No Limited Time Prime Power (LTP) - No Emergency Prime Continuous Limited Data Centre 500 hr run time limi
Slide 43: ISO 8528-1 Ratings and Uptime Institute Tier III and IV Certification
ISO 8528-1 Ratings and Uptime Institute Tier III and IV Certification Are these ratings sufficient for Uptime Certification? Emergency Standby Power (ESP) - No Prime Rated Power (PRP) - No Limited Time Prime Power (LTP) - No Emergency Prime Continuous Limited Data Centre Continuous Operating
Slide 44: ISO 8528-1 Ratings and Uptime Institute Tier III and IV Certification
ISO 8528-1 Ratings and Uptime Institute Tier III and IV Certification Are these ratings sufficient for Uptime Certification? Emergency Standby Power (ESP) - No Prime Rated Power (PRP) - No Limited Time Prime Power (LTP) - No Emergency Prime Continuous Limited Data Centre Continuous Operating
Slide 45: Data Center Continuous Ratings
Data Center Continuous Ratings • Data Center Continuous (DCC) Ratings meet the Uptime Institute Tier III and Tier IV requirements • Data Center Continuous (DCC) Rating is defined as: • The maximum power which the generator is capable of delivering continuously to a constant or varying electrical loa
Slide 46: Data Center Continuous Ratings
Data Center Continuous Ratings • Data Center Continuous (DCC) Ratings meet the Uptime Institute Tier III and Tier IV requirements • Data Center Continuous (DCC) Rating is defined as: • The maximum power which the generator is capable of delivering continuously to a constant or varying electrical loa
Slide 47: Case Study: ISO Ratings in Data Center Applications
Case Study: ISO Ratings in Data Center Applications Generator Engine ISO ESP ISO LTP ISO PRP ISO COP Set Model Model DQLE QSK78-G12 2500 2275 2275 2000 DQLF QSK78-G12 2750 2500 2500 2100 C3000D6e QSK95-G9 3000 2750 2750 2500 C3500D6e QSK95-G9 3500 3000 3000 2750 Maximum Connected Load: 2500 kWe 47
Slide 48: Case Study: ISO Ratings in Data Center Applications
Case Study: ISO Ratings in Data Center Applications Generator Engine ISO ESP ISO LTP ISO PRP ISO COP Set Model Model DQLE QSK78-G12 2500 2275 2275 2000 DQLF QSK78-G12 2750 2500 2500 2100 C3000D6e QSK95-G9 3000 2750 2750 2500 C3500D6e QSK95-G9 3500 3000 3000 2750 Maximum Connected Load: 2500 kWe
Slide 49: Case Study: ISO Ratings in Data Center Applications
Case Study: ISO Ratings in Data Center Applications Generator Engine ISO ESP ISO LTP ISO PRP ISO COP DCC Set Model Model DQLE QSK78-G12 2500 2275 2275 2000 2275 DQLF QSK78-G12 2750 2500 2500 2100 2500 C3000D6e QSK95-G9 3000 2750 2750 2500 2750 C3500D6e QSK95-G9 3500 3000 3000 2750 3350 Maximum Con
Slide 50: Case Study: ISO Ratings in Data Center Applications
Case Study: ISO Ratings in Data Center Applications Generator Engine ISO ESP ISO LTP ISO PRP ISO COP DCC Set Model Model DQLE QSK78-G12 2500 2275 2275 2000 2275 DQLF QSK78-G12 2750 2500 2500 2100 2500 C3000D6e QSK95-G9 3000 2750 2750 2500 2750 C3500D6e QSK95-G9 3500 3000 3000 2750 3350 Maximum Con
Slide 51: Generator Set Ratings for Tier III and Tier IV Certification
Generator Set Ratings for Tier III and Tier IV Certification Generator Set Rating Must have no run time limitation while operating at full rated load Must not be dependent on the presence of a utility Uptime Institute will accept site specific rating for Tier III or Tier IV certification Manuf
Slide 52: Concept Check
Concept Check What are the advantages of specifying a Data Center Continuous (DCC) generator rating for applications requiring Uptime Institute Tier III or Tier IV certification? a) The DCC rating has no run time limitation at rated load b) The DCC rating does not reference an available utility c) S
Slide 53: Concept Check
Concept Check What are the advantages of specifying a Data Center Continuous (DCC) generator rating for applications requiring Uptime Institute Tier III or Tier IV certification? a) The DCC rating has no run time limitation at rated load b) The DCC rating does not reference an available utility c) S
Slide 54: Course Summary
Course Summary Generator Set Ratings for Data Centers and Other Applications • Define generator set ratings per ISO 8528-1 and identify their appropriate applications • Recognize industry adopted ratings outside of ISO 8528-1 • Describe the impact of Uptime Institute Tier certifications on generator
Slide 55: Additional Resources
Additional Resources Cummins White Papers • Understanding ISO 8528-1 Generator Set Ratings (Nov 2019) • Data Center Continuous (DCC) Ratings: A Comparison of DCC Ratings, ISO Definitions and Uptime Requirements (Nov 2019) Cummins On-Demand Webinars • Common Failure Modes of Data Center Back Up Power
Slide 56: Q&A
Q&A Type your questions, comments, feedback in the WebEx Q&A box. We will get to as many questions as we can We will publish consolidated FAQ along with presentation and webinar recording on powersuite.cummins.com Your local Cummins contacts: Western Canada: Ian Lindquist (ian.Lindquist@cummins.co
Slide 57: Closing
Closing Watch out for a follow-up email including:. • A Link to webinar recording and presentation • A PDH Certificate Visit powersuite.cummins.com for: • PowerHour webinar recording, presentation and FAQ archive • Other Cummins Continuing Education programs • Sizing and specification development to
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