By Douglas Harris
Inefficient strength use in constructions is either more and more pricey and unsustainable. certainly, the relief of the strength intake of latest structures is as least as vital because the layout of latest low-energy constructions. Controlling strength use is something, however it is necessary to evaluate or estimate it, and to appreciate the diversity of interventions for lowering its use and the tools for assessing the price effectiveness of those measures.
This complete advisor basically and concisely covers some of the concerns from a theoretical point of view and offers sensible, labored examples the place applicable, in addition to examples of the way the calculations are performed.
Topics lined include:
- where and the way strength 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 power administration method inside a firm, in addition to advice on administration matters resembling worker motivation, and provides useful info on tips to hold it via. This ebook may still attract construction managers and amenities managers and in addition to scholars of strength administration modules in FE and HE courses.
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Extra info for A Guide to Energy Management in Buildings
List of where you think energy is being wasted, where and how savings could be made. 7. Calculations based on 6 to show the cost-effectiveness (or otherwise) of measures. 8. Specific recommendations based on 6 and 7, Check list for energy audits. Location Building form and orientation 35 Floor plans and elevations energy audits Pre-inspection 36 Drawings of services layout a guide to energy management in buildings Areas, floor–ceiling heights Use External environment Maintenance records Alterations and improvements Energy sources and tariffs Determine whether the building is owner-occupied Determine whether the owner or occupier pays the fuel bills Determine whether heating/electricity are flat-rate or metered Fabric survey Roof – type, condition, insulation, condensation rooflights?
Windows – assess condition of window frames and need for upgrading – this will factor into the case for double glazing. Assess opportunities for changing window size. Assesss effect of blinds or shading on cooling load. Doors – assess opportunities for reducing heat losses – revolving doors, air curtains, closers. Energy – assess effects of switching fuels, suppliers. Assess effects of changing boilers and/or heating system. Consider use of heat pumps/CHP. Hot water – assess effect of changing to/from point of use heaters.
1 shows the monthly gas consumption for the building. 1MJ/ m3) to convert to kWh. 4 show the kWh consumption along with the degree days at the site for the same period. If a BMS is used, external air temperatures may be recorded and accurate values of the local degree days can be calculated; alternatively, degree day values may be obtained from a number of sources. Gas is used for both space heating and cooking, but the amount used for each end-use in any given period is unknown. Water heating is carried out separately, by electricity.
A Guide to Energy Management in Buildings by Douglas Harris