By Douglas Harris
Inefficient strength use in constructions is either more and more dear and unsustainable. certainly, the relief of the power intake of latest constructions is as least as vital because the layout of recent low-energy structures. Controlling power use is something, however it is necessary to evaluate or estimate it, and to appreciate the variety of interventions for lowering its use and the tools for assessing the price effectiveness of those measures.
This complete advisor essentially and concisely covers a number of the matters from a theoretical perspective and offers sensible, labored examples the place applicable, besides examples of the way the calculations are performed.
Topics lined include:
- where and the way power is utilized in buildings
- energy audits
- measuring and tracking strength use
- techniques for decreasing power use in buildings
- legislative issues.
It presents a template for instigating the strength administration strategy inside of a firm, in addition to tips on administration concerns resembling worker motivation, and provides sensible info on find out how to hold it via. This e-book may still attract construction managers and amenities managers and likewise to scholars of strength administration modules in FE and HE courses.
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Extra resources for A Guide to Energy Management in Buildings
The coils can be laid in a number of ways: single pipe, multiple pipe and spirals. 0 techniques for reducing energy consumption pipes, but a greater overall length of pipe is required for the same cooling capacity. 3 m apart, and trenches should be separated by 2 m. GSHPs operate over a range of water input temperatures, with typical evaporator temperatures between –5 and + 12ºC while the condenser temperatures range from 50–55ºC maximum. This temperature is too low for a conventional radiator system but may be used with warm air or underfloor heating systems.
On this basis for most of the year the pump would provide 90–95 per cent of the heating requirements. Top-up heating to cover the lowest temperatures may be provided by low-capital-cost electric heaters or, particularly for dwellings, wood-burning stoves. 3). Domestic heat pump use Although heat pumps are becoming more popular in the United Kingdom, their use is not as widespread as in Scandinavia and some other regions. Packaged units which combine an air-source heat pump and top-up heating, together with controls, are available, and may also include domestic hot water and cooling options.
Consider use of heat pumps/CHP. Hot water – assess effect of changing to/from point of use heaters. Ventilation – assess potential for heat recovery, changing to natural ventilation. Cooling – assess potential for improving efficiency, assess potential for natural cooling. Lighting – assess potential for improving efficiency with new luminaires or improved controls. 37 Opportunities for instigating energy management procedures do not present themselves continuously. Company policy may dictate that plant may only be replaced when it has come to the energy audits Refurbishment Considerations 38 a guide to energy management in buildings end of its useful life, and fabric enhancement may only be considered viable during a major refurbishment.
A Guide to Energy Management in Buildings by Douglas Harris