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No representation is made about the accuracy, completeness or suitability of the information in this publication for any particular purpose. OEH shall not be liable for any damage which may occur to any person or organisation taking action or not on the basis of this publication. Readers should seek appropriate advice when applying the information to their specific needs.  \nPublished by:  \nOffice of Environment and Heritage  \n59 Goulburn Street, Sydney NSW 2000 PO Box A290, Sydney South NSW 1232 Phone: (02) 9995 5000 (switchboard)  \nPhone: 131 555 (environment information and publications requests)  \nPhone: 1300 361 967 (national parks, general environmental enquiries, and publications requests)  \nFax: (02) 9995 5999  \nTTY users: phone 133 677, then ask for 131 555  \nSpeak and listen users: phone 1300 555 727, then ask for 131 555  \nEmail: [info@environment.nsw.gov.au](info@environment.nsw.gov.au)  \n[Website: www.environment.nsw.gov.au](Website: www.environment.nsw.gov.au)[ ](Website: www.environment.nsw.gov.au)Report pollution and environmental incidents  \nEnvironment Line: 131 555 (NSW only) or [info@environment.nsw.gov.au](info@environment.nsw.gov.au)[ ](info@environment.nsw.gov.au)[See also www.environment.nsw.gov.au](See also www.environment.nsw.gov.au)  \n[Photos: OEH](Photos: OEH) , AIRAH, ThinkStock & iStock  \nISBN 978 1 74359 990 1 OEH 2015/0317  \nJuly 2015  \nForeword  \nThis publication has been developed through an industry–government partnership between the NSW Office of Environment and Heritage’s (OEH) Energy Efficient Business (EEB) team and the Australian Institute of Refrigeration, Airconditioning and Heating (AIRAH) .  \nIt aims to support the adoption of energy-efficiency initiatives in NSW businesses and brings together expertise from both organisations and across industry.  \nOEH’s EEB team provides assistance to NSW businesses to reduce their energy consumption and costs, while enhancing productivity. The team has developed a suite of technology guides like this publication. These guides, which include resources on lighting, industrial refrigeration and cogeneration, are available free to download [from the OEH website: www.environment.nsw.gov.au/](from the OEH website: www.environment.nsw.gov.au/)[ ](from the OEH website: www.environment.nsw.gov.au/)[business.](business.)  \nAIRAH is an independent, specialist, not-for-profit technical organisation providing leadership in the heating, ventilation, air conditioning and refrigeration (HVAC&R) sector through collaboration, engagement and professional development. AIRAH’s mission is to lead, promote, represent and support the HVAC and related services industry and membership. AIRAH produces a variety of publications, communications and training programs aimed at championing the highest of industry standards. AIRAH encourages world’s best practice within the industry and has forged a reputation for developing the competency and skills of industry practitioners at all levels.  \nThis publication would not have been possible without input from the following contributors – Vince Aherne (AIRAH), Mark Henderson (SEiD), Jon Clarke (Norman, Disney and Young), John Penny (Viscon Systems), Paul Bannister (Energy Action/Exergy), Lasath Lecamwasam (Engineered Solutions for Building Sustainability), PC Thomas (Team Catalyst), Andrew Smith (A.G. Coombs Advisory), Alex Koncar (Greenkon Engineering), Steve Hennessy (WT Sustainability) and Patrick Riakos (OEH) .  \nDisclaimer  \nHVAC systems are complex and the extent of actual or potential energy savings will vary greatly from one HVAC system to another.  \nThe examples and energy-savings potential discussed in this guide are not intended as specifications for implementation, nor should they be considered to provide instruction ","cbCaitWV18tjesNH","https://ap.wps.com/l/cbCaitWV18tjesNH","pdf",4893155,118,"English","# Foreword\n# List of acronyms\n# Section 1 – Introduction\n## How to use this guide\n## Your key optimisation opportunities\n## The role of HVAC controls in reducing energy use\n## Where is energy wasted?\n## How to approach optimisation\n## Implementation\n## Potential savings\n## Simple payback period\n# Section 2 – System supervisory control optimisations\n## Opportunity 1—Optimum start/stop programming\n## Opportunity 2—Space temperature set points and control bands\n## Opportunity 3—Master air handling unit supply air temperature signal\n## Opportunity 4—Staging of chillers and compressors\n# Section 3 – Plant control parameter optimisations\n## Opportunity 5—Duct static pressure reset\n## Opportunity 6—Temperature reset – resetting heating hot water delivery temperature\n## Opportunity 7—Temperature reset – resetting chilled water delivery temperature\n## Opportunity 8—Temperature reset – resetting condenser water delivery temperature\n## Opportunity 9—Retrofit of electronic expansion valves\n# Section 4 – Ventilation and air flow optimisations\n## Opportunity 10—Economy cycle\n## Opportunity 11—Night purge\n## Opportunity 12—DCV – based on controlling CO2 for occupied spaces\n## Opportunity 13—DCV – based on controlling CO for carparks and loading docks\n# Section 5 – Variable speed based optimisations\n## Opportunity 14—Optimise","[{\"question\":\"What is the purpose of this HVAC optimisation guide for NSW businesses?\",\"answer\":\"It supports adoption of energy-efficiency initiatives in NSW businesses by consolidating expertise to reduce energy consumption and costs while enhancing productivity.\"},{\"question\":\"What types of HVAC optimisation opportunities does the guide cover?\",\"answer\":\"It covers supervisory control optimisations, plant control parameter optimisations, ventilation and airflow optimisations, and variable-speed based optimisations, each listed as numbered opportunities.\"},{\"question\":\"Does the guide provide guarantees or step-by-step instructions for measurement and verification?\",\"answer\":\"No. The disclaimer states that discussed examples and energy-savings potential are not specifications for implementation and should not be treated as instruction for measurement and verification calculations; specialist engineering support is advised.\"}]","Heating, Ventilation and Air Conditioning Systems - Optimisation Guide - July 2015 | PDF",1792880999,297]