Design Application Manuals

AIRAH has a range of technical manuals and publications available to assist you in your day-to-day work in the HVAC&R industry - be it pipe sizing, load estimation, fan selection or water balancing, we can give you the information you need.

 



      

DA01 Centrifugal Pumps


DA01 is a guideline for the selection and application of centrifugal pumps used in the building services industry for pumping water and other fluids. This manual includes the following sections: 1. Scope and introduction, 2. Centrifugal pumps, an overview, 3. Centrifugal pumps and energy use, 4. Pump performance, 5. Pump and system design, 6. Pump selection, 7. Controlling pumps, 8. System configuration, 9. Installation and commissioning, and 10. Operation and maintenance. Number of pages: 100. Published 2013
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DA02 Noise Control


DA02 comprehensively covers the fundamentals of noise control, terminology and definitions, the use and calculations of noise ratings and recommended design criteria. It also describes design methods for analysing sound transmission from noise sources, both inside and outside buildings in order to estimate interior and exterior noise levels. The first part - Fundamentals, noise ratings and criteria includes the following five sections: 1. Introduction, 2. Fundamentals, terminology and definitions, 3. Noise rating methods, 4. Design criteria and 5. Glossary of symbols and abbreviations. The second part - Sound transmission in and outside buildings is comprised of five sections as follows: 1. Introduction, 2. Noise sources, 3. Sound transmission within and into buildings, 4. Speech transmission and 5. Sound transmission outside buildings. This two part manual is particularly valuable for building services engineers
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DA03 Ductwork for Air Conditioning

DA03 features detailed guidelines for designing air conditioning ductwork systems. This manual includes the following 13 sections: 1. Introduction, 2. Design consideration, 3. Fundamentals and terminology, 4. Procedure for designing ductwork systems, 5. Duct layout and sizing, 6. Duct fitting pressure loss data, 7. The fan duty and system effect, 8. Duct heat and leakage losses or gains, 9. Noise in the ductwork system - general considerations, 10. Acoustically analysing a duct network, 11. Self generated noise in ducts, duct fittings and outlet and grilles, 12. Noise attenuation in ducts and duct fittings and 13. Estimating the cost of a ductwork system.



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DA08 HVAC&R An Introduction


DA08 is a concise overview of air conditioning systems, describing the different systems and system components for the full range of equipment used by the air conditioning, heating and ventilation industry in Australia. This manual is a must for newcomers to the industry and is comprised of the following five sections: 1. Introduction, 2. Components of refrigeration and air conditioning systems, 3. Commercial and industrial air conditioning systems, 4. Air conditioning systems and 5. Energy conservation considerations. Number of pages: 51
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DA09 Air Conditioning Load Estimation


DA09 is a comprehensive technical manual describing ways to estimate air conditioning loads and associated psychrometrics. It includes monthly ambient dry and wet bulb design conditions for over 500 locations in Australia and various locations in New Guinea, New Zealand and South East Asia. This manual contains the following nine sections: 1. Survey and load estimate, 2. Design conditions, 3. Heat storage, 4. Solar heat gain-glass, 5. Heat and moisture flow, 6. Infiltration and ventilation, 7. Internal and system heat gain, 8. Applied psychrometrics and 9. Nomenclature and SI symbols, prefixes and derived units. Number of pages: 218
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DA11 Steam and Condensate


DA11 is a detailed guideline for the design of steam distribution and condensate recovery systems. This manual describes precisely how to design and install efficient reticulation systems to maximise steam heat energy and minimise waste. The following five sections are included: 1. Introduction, 2. Steam distribution, 3. Steam trapping, 4. Condensate recovery and 5. Flash steam
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DA13 Fans


DA13 is a comprehensive guideline on the selection and application of centrifugal and axial fans for mechanical services in buildings. This manual includes the following 11 sections: 1. Introduction, 2. Fan types and their characteristics, 3. Pressure and its measurement, 4. Fan ratings, 5. Fan and systems resistance laws, 6. Fan control, 7. Series and parallel operation, 8. Noise from fan systems, 9. Essentials of a fan enquiry, 10. Fan and system interaction, and 11. Effects of fan accessories. Published 2013
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DA15 Air Filters


DA15 is a fact filled publication on the selection and application of filters for air conditioning and ventilation. This manual includes the following six sections: 1. Introduction, 2. Theory of filtration, 3. Air filter performance  characteristics, 4. Testing methods, 5. Types of air filters and 6. Filter selection and installation, including application guidelines for the full range of buildings in which filters are used. Number of pages: 37.

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DA16 Air Conditioning Water Piping

DA16 provides advice on the design of the various types of configurations of piping systems and the method for designing such piping systems. The 135-page manual includes the following nine sections: 1. Introduction, 2. Design considerations, 3. Calculation of pressure loss, 4. Control valve selection, 5. Heat gains and losses, 6. Other considerations, 7. Example calculations, 8. Pipe expansion and pipe stress analysis and 9. Estimating the cost of a piping system. It also includes data for steel, copper, plastic piping and numerous charts and tables. Number of pages: 135

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DA17 Cooling Towers


DA17 is a state of the art guide to the selection and application of cooling towers for mechanical services in buildings. The scope of this application manual includes the manufacture, design, installation, maintenance and management of cooling towers and their associated systems. This manual contains detailed advice and information on open and closed circuit, direct and indirect cooling towers. DA17 includes the following seven sections: 1. Introduction, 2. Tower design and manufacture, 3. System design and control, 4. Tower location and installation, 5. Commissioning, 6. System operation and 7. System maintenance. It also includes appendices and a notes section. Number of pages: 103
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DA18 Water Treatment


DA18 provides details of the scientific principles on which present practices of water treatment are based. Describes proven techniques which can reasonably be expected to be applied in water treatment system design, installation maintenance and monitoring. This manual includes the following 22 sections: 1. Introduction, 2. Water chemistry, 3. Parameters affecting water quality, 4. Scale control principles, 5. Principles of corrosion prevention, 6. Inhibitors for corrosion control, 7. Microorganisms, 8. Cooling towers and microorganisms, 9. Legionella, 10. Microbial control principles, 11. Chemical biocides, 12. Non-chemical options, 13. Biocide effectiveness, 14. Water treatment for open recirculating systems, 15. System management specifically for Legionella control, 16. Water treatment for closed recirculating systems, 17. Case studies, 18. Potable water treatment, 19. Sampling, 20. Safety in handling chemicals, 21. Specifying water treatment and 22. Regulatory approaches to prevention of Legionellosis. Numer of pages: 82
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DA19 HVAC&R Maintenance


This manual covers maintenance for all components of HVAC&R systems while performance testing covers the performance capacity of individual items of equipment, power consumption monitoring and energy savings. Contract documentation covers the basic documentation required in maintenance including computer programs and their application. The maintenance discussed in this manual can be applied to achieve a variety of objectives including: health and safety, comfort, indoor air quality, reliability, asset protection, risk minimisation, energy efficiency, water conservation, workplace productivity, indoor environmental quality, sustainability. This manual includes the following seven sections: 1. Introduction, 2. Maintenance overview, 3. Maintenance in design, installation and handover, 4. Maintenance process, 5. Maintenance management, 6. Maintenance for sustainability and 7. Scheduled maintenance. Number of pages: 156
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DA20 Humid Tropical Air Conditioning


DA20 explores the topic of comfort in hot tropical climates, starting from the very fundamentals of climate, thermal comfort, human response, and adaptive comfort. The manual covers natural, mechanical and hybrid comfort cooling systems, as well as building design and moisture-management strategies. Air conditioning receives particular and detailed attention, with comprehensive information on equipment selection and application, system design strategies, system controls, and detailed design notes, particularly in respect of moisture management. The DA20 application manual provides a holistic overview of the topic, ranging from the underlying engineering theory, to the design and installation stage, continuing right through to commissioning, operation and maintenance. DA20 includes the following six sections: 1. Scope and application 2. Climate, comfort, external air, internal moisture 3. Building design and system selection 4. Air conditioning equipment selection and application 5. Air conditioning system design 6. Installation, commissioning, operation and maintenance. Number of pages: 140.

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DA21 Ammonia Refrigeration


DA21 contains all the very latest information and recognised best practices, for all types of ammonia systems. The manual covers the selection of ammonia as a refrigerant, giving examples of traditional areas where ammonia is used as the primary refrigerant. DA21 is comprised of the following 14 sections: 1. Introduction, 2. Refrigerant selection, 3. Heat load calculation, product cooling and storage, 4. System selection, 5. Plant room equipment, 6. Production area equipment, 7. Refrigerant and water piping, 8. Evaporative piping and valves, 9. Cold pipe and vessel insulation, 10. Avoiding component failure caused by abnormal pressure or shock, 11. Plant safety and good practice, 12. Testing, charging and commissioning, 13. Plant operation and maintenance and 14. New concepts. Number of pages: 97
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DA24 Water Systems Balancing


This manual includes invaluable advice for those involved in the day to day task of commissioning air conditioning systems and equipment. The procedures involved in preparing and commissioning water systems are discussed in the context of achieving the designer's intent and ensuring that systems operate at maximum efficiency. DA24 is comprised of 68 pages which cover the following contents: 1. Introduction, 2. Commissioning overview, 3. Some fundamentals, 4. Flow measurement and regulating devices, 5. Water system balancing procedures, 6. System components, 7. Pump selection and system losses and 8. Trouble shooting. Number of pages: 68
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DA26 Indoor Air Quality


This manual takes a close-up look at measures to remediate indoor air quality issues that can usually be implemented without major redesign or system modification. These measures are presented in the form of suggested policies, procedures, and maintenance / operational practices to help provide acceptable indoor air quality in systems that are capable of appropriate performance. Recommendations are also provided for dealing with complaint situations. DA26 includes the following ten sections: 1. Introduction, 2. Health and comfort factors, 3. HVAC systems, 4. Indoor air quality management, 5. Impact of construction and renovation on IAQ, 6. Legal issues, 7. Case studies, 8. New developments, 9. Relevant legislation and 10. A summary of good practice guidance for HVAC designers. Number of pages: 125
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DA27 Building Commissioning


DA27 helps define and standardise the commissioning process, outline the critical steps and promote a common language. The manual is comprised of the following nine sections: 1. Scope and introduction, 2. Commissioning overview, 3. The commissioning process, 4. Specifying and procuring commissioning, 5. Key commissioning documentation, 6. Testing and commissioning, 7. System specific documentation requirements, 8. Transition to operation and 9. Retrocommissioning. Also included are appendices and a notes section. Number of pages: 90
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DA28 - Building Management and Control Systems


This application manual is intended to help building practitioners understand and manage BMCS and building controls. It outlines a generic process for the design and implementation of control systems for buildings. This manual includes the following ten chapters: 1. Scope and introduction, 2. Controls - an overview, 3. Building management and control systems (BMCS), 4. Intelligent buildings, 5. Implementing a control system, 6. Briefing, scoping and engaging, 7. System design and specification, 8. Installing control systems, 9. System commissioning and 10. Operation and maintenance. Number of pages: 118
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DA29 Evaporative Air Cooling Systems


If you are looking for information on how to specify or design low energy, water efficient, reliable, low impact, sustainable cooling systems then this application manual may be just what you need. Written in plain English, this manual provides essential information for the purchaser, designer, installer, owner, operator and maintainer of any evaporative air cooling system. It outlines best practices for the selection, application and operation of evaporative air cooling systems. Direct, indirect and two-stage evaporative air cooling systems are included. DA29 includes the following 11 sections: 1. Scope and introduction, 2. Understanding evaporative air cooling, 3. Unit selection and system design, 4. Installing systems, 5. Operating systems, 6. System maintenance, 7. Retrocommissioning, 8. Energy - the issues, 9. Water - the issues, 10. Noise - the issues and 11. Environment - the issues. Number of pages: 62
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DA03 - Duct Design Amendments

 

Download the DA03 - Duct Design Amendments below.

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