Commissioning Commissioning Building Tuning Recommissioning Retrocommissioning Characteristic Existing buildings previously New buildings, commissioned, Existing buildings never All buildings, early ongoing commissioned, poorly constantly implementation, maintenance and performing buildings or Application optimised energy optimise management, systems/buildings that and performance, outcomes, maintain have been significantly optimum outcomes minimise risks performance, upgraded or changed minimise risks, change of use Periodically at Commences after In response to scheduled building has been underperforming Begins at concept intervals or in Timing commissioned, buildings or buildings or pre-design response to recommissioned or that have been operating retrocommissioned modified or updated problems Periodically Continuously Identify and remove Optimum maintain maintain optimum barriers to optimum Purpose performance of optimum performance of performance of building performance of building building building Monitoring, Tuning, Survey and diagnostics, Review, testing trending review calibrating, alterations and Method and verification. and tuning on a testing and improvements, testing seasonal basis verification and verification Evolving design, Original design New design and Specified design current Focus and performance performance or performance. performance requirements requirements requirements Uses existing Uses new tests Uses ongoing tests developed Uses new developed testing specific to Test basis for original developed specific for specific for building and building project building current use commissioning Once at initial Continuous once As needed due to age, Frequency Every 3 - 5 years build installed every 10 - 15 years For this exercise, note down answers and information from the discussion. EXERCISE 1 In your own briefly explain the difference between an energy audit, a commissioning process and a retrofit. Retrofit
Commissioning Characteristic Commissioning Building Tuning Recommissioning Retrocommissioning Application New buildings, early implementation, optimise outcomes, minimise risks All buildings, constantly optimised energy and performance, optimum outcomes Existing buildings previously commissioned, ongoing maintenance and management, maintain performance, minimise risks, change of use Existing buildings never commissioned, poorly performing buildings or systems/buildings that have been significantly upgraded or changed Timing Begins at concept or pre-design Commences after building has been commissioned, recommissioned or retrocommissioned Periodically at scheduled intervals or in response to operating problems In response to underperforming buildings or buildings that have been modified or updated Purpose Optimum performance of building Continuously maintain optimum performance of building Periodically maintain optimum performance of building Identify and remove barriers to optimum performance of building Method Review, testing and verification. Monitoring, trending review and tuning on a seasonal basis Tuning, calibrating, testing and verification Survey and diagnostics, alterations and improvements, testing and verification Focus Specified design or performance. Evolving design, current performance requirements Original design and performance requirements New design and performance requirements Test basis Uses new tests developed specific for building Uses ongoing testing specific to building and current use Uses existing tests developed for original building commissioning Uses new developed specific for project Frequency Once at initial build Continuous once installed Every 3 - 5 years As needed due to age, every 10 - 15 years For this exercise, note down answers and information from the discussion. EXERCISE 1 In your own briefly explain the difference between an energy audit, a commissioning process and a retrofit. Retrofit
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