GBC CPD Green Building Calculator

GBC CPD Green Building Calculator

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GBC CPD Green Building Calculator
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GBE CPD Metadata

  • File Name: GBC CPD Green Building Calculator A00 BRM 300612 PDF Show
  • File Type: PDF Show (to view, avoid printing 112 pages A4 full colour)
  • File Size: 7 mb
  • Number of Pages/Slides: 112
  • Scope: Green Building Calculator, Version 1 Scope, Worksheets & Future Development, Development Versions 2-15 Scopes
  • Created for: GBC, GBE Websites & GBL Webinars
  • Presented to: LinkedIn, GBE website, GBC Websites
  • Author: BrianSpecMan aka Brian Murphy ONC HNC Construction BSc Dip Arch (Hons+Dist)
  • © GBE GBC GBL NGS ASWS BRM 2020
  • Created: 30/06/2020
  • Revision: A00
  • Updated: N/A
  • CI/SfB: (I) Calculators
  • Uniclass 1 1997: Q51
  • Tags: GBC, GBE, GBL, Green Building Calculator, Green Building Encyclopaedia, Green Building Learning, Whole Building Calculator,
  • ProductSets: Methods of Construction, Materials, Building Elements,
  • UserGroups: Students, Architects, Assistants, Technicians, Structural Engineers, M&E Engineers, Constructors, Energy and Carbon Consultants and Advisors, Constructors

Slide text

  • Green Building Calculator
  • Be the change you want to see in the world
  • Mahatma Gandhi
  • © NGS GBE GBC 2017-2020 BrianSpecMan
  • Video Introduction
  • This Presentation on GBE:
  • Find this file on GBE website at:
  • https://GreenBuildingEncyclopaedia.uk/?p=_______

Handout/print/read: PDF file

Show: PDF file

Shop: PPTX file

Video show: PPTS file

Zoom Recording on YouTube

  • GBE Whole Building Calculators
  • Previous GBE Green Building Encyclopaedia

–Whole Building Calculators: Embodied, Sequestered carbon and CO2 in use

  • Created for Post graduate Architectural students 2017

–Waste Cost® lite: created from SWMP workshops

–Psi values: created for a manufacturer

–Elemental calculator: for a student

  • GBE Green Building Calculator

–Bring them all together in one place one file

–440 hours to assemble so far

https://GreenBuildingCalculator.uk

–10th June 2020 Version 1.0.0. Launched

–15 versions planned: 15 months of development

  • Green Building Calculator
  • Executive Summary
  • GBC Green Building Calculator
  • Scope: V1.0.0.
  • Building Size:

–Number of buildings and floors, heights, lengths, areas, volumes

  • Temperatures: inside, outside and ground
  • Hours in use: per day (temperatures maintained period)
  • Room by Room heat loss calculator: size radiators UFH or Boiler
  • Form Factor: to set higher targets where necessary
  • Regulations v Design standards:

–U value target Selection:

–Part L, LETI, Passivhaus, EnerPHit, AECB: CL or CLR or others

  • Winter Thermal Insulation Material Choices

–K values v U values = Thicknesses of different materials (50 mm is not enough)

  • Assemble elements and all their components,

–replace components with generic materials or products

–Get U values, R values, meet targets or not, review thicknesses or materials

–Energy Consumption, element by element %, add fuel choice > CO2 in use

–Bill of Materials, Quantities, Labour, Products, Costs

–Cost planning by the designer for the client investment not cost cutting

  • Future Development Versions
  • V2 Retrofit, Terraces, Community, Services
  • V3 Decrement Delay, Form Factor
  • V4 Building Section Coding, Competent Application, 892 ready made elements, Bespoke Assemblies, Specification Generator
  • V5 Non-Domestic, Retrofit and Newbuild more refinement
  • V6 Embodied Energy, Carbon and Sequestered carbon; Non-external envelope elements
  • V7 Condensation Check, Thermal Bridge, Secondary Element Calculator, Thermal mass calculator
  • V8 LCA Calculator
  • V9 Landscape
  • V10 Civils and Infrastructure
  • V11 Waste Calculator
  • V12 Plastic free v Recycled Plastic
  • V13 Interiors
  • V14 Reclaim or Self-build
  • V15 BIM
  • GBE Green Building Calculator
  • 2020-2021 Future Development:
  • 15 Versions 15 months development
  • Users to guide GBC on order of priority
  • User Survey
  • Green Building Calculator Website
  • Download the file

  • Green Building Calculator

    V1.0.0. In Detail
  • Welcome
  • About
  • Instructions
  • Project Revisions
  • Whole Building
  • Users add for the whole building:

–sizes

–hours of operation

–design temperatures, inside and out

  • It works out areas and volumes,
  • Whole Building
  • Future development:
    Hours of operation
  • Hours per day
  • Days per week
  • Weeks per year
  • Heating / Cooling season duration
  • Hours per year for total energy consumption and carbon per year
  • Schedule of accommodation:
  • Be more specific about: each room
  • Room sizes
  • Room temperatures
  • Hours of operation
  • Schedule of Accommodation
  • Room by Room
  • Room by room heat loss calculator
  • Includes all surrounding surfaces, doors and windows
  • to determine radiator or under floor heating requirements
  • Or help reduce demand to match a boiler size
  • Room By Room Heat Losses
  • Room By Room Heat Losses
  • Room By Room Heat Losses
  • Form Factor:
  • A quick analysis of the building form factor
  • Is it cubic, linear, lumpy or have wings,
  • or is it terrace or multi-storey
  • Sets target U values to engage with
  • Which go beyond regulations to make a low energy consumption building
  • Form Factor
  • Future development:
    Form factor
  • Correlation between form factor and insulation thicknesses
  • To adjust for dormers, bay windows, porches, conservatories, oriel windows, colonnades, etc.
  • Form Factor (Development)
  • Building Elements
    Sizes and Areas:
  • List of 29 building elements and 12 secondary-elements and their areas
  • User identifies which are included in their project design
  • Add any of their respective dimensions and areas missing from the schedule of accommodation
  • Building Elements
  • Building Element Areas
  • Multiple Size Building Element Areas
  • Building Element Areas
  • Multiple Secondary Element Sizes:
  • To accommodate a multitude of secondary element sizes an additional schedule is included
  • Building Elements Multiples
  • U Values Etc.:
  • Comparisons between National Building Regulations (E, W, S, NI and others), Energy Standards, FEES, AECB CarbonLite, Passivhaus, EnerPHit, EAMs, etc.
  • Including: U values, Airtightness, Form factors, Primary Energy, etc.
  • Allowing users to choose and apply chosen set of targets to projects.
  • U values Etc. Energy Targets
  • Many Energy Regulations and Design Standards comparedNone address Overheating calculations
  • Future Development:
    Capture National U values
  • Insulation: Material k values
    to U Value Thicknesses
  • Lists of insulation materials organised by material groups
  • with best, average and worst k values
  • Applying the chosen U values, this provides an instant comparison of materials and thicknesses
  • Insulation Thicknesses
    k values
  • Materials > k values >
    U values > Thicknesses
  • Future Development:
  • More materials
  • More densities
  • More k values
  • Specific heat capacity
  • Future Development Insulation: Materials to Decrement Delay
  • Includes the first stages of development of the Decrement Delay calculator
  • Decrement Delay
    Insulation Thickness (Dev)
  • Legend & Terms:
  • Not a functioning part of the calculator
  • Legend of cell colour codes, cell fills and Schedule of terms and insulation materials to help understanding
  • Future development: Link to jargon Busters
  • Legend
  • Elements: Assemblies of Components & U or R value
  • Detailed descriptions of 24 of 29 potential elements and 12 secondary-elements making up the external envelop of a building
  • Allows the user to choose elements and assemble them by choosing their combination of functional components and then choosing the materials for each component.
  • Where possible a default size is added
  • Where necessary the user adds insulation and other component thicknesses.
  • Using each materials k values and set resistances it calculates all of the R and U values automatically
  • 24 Elements U or R value
    12 secondary element U/R values
    Insulation Costs
  • Insulation and Windows Costs: Superseded by BoM?
  • Costs of insulation and windows are added here
  • to help persuade architects and clients to spend money
  • on insulation and higher performance windows and glazing
  • Future Development:
    Elements
  • 5 external envelope elements to be added
  • Non external elements to be added for EE EC SC and LCA calculations
  • Services systems to be added
  • Furniture & stairs
  • Elements: Bill of Materials Quantities Costs
  • To allow Architects to cost plan their projects
  • Bill of materials, quantities, labour and costs is added based on building fabric only so far.
  • User add their own researched prices
  • Recent tenders for labour rates
  • Bill of Materials Quantities Costs
  • BoM Q L Costs
  • Future Development:
    Bill of materials
  • To be added:
  • Non-envelope items,
  • Services
  • National Building Price book datasets?

–But they are part of the race to the bottom

  • Resistances:
  • Is an information resource for default surface and cavity resistivity’s;
  • ‘Element’ obtains values from here
  • Resistances
  • Conductivities:
  • Is an information resource for materials and their properties for use in Components of ‘Elements’
  • The user can copy information manually into Elements
  • Future Development: Conductivities
  • Automated cell population to be implemented
  • Its is to be developed as a look up table to automatically populate Component of ‘Elements’
  • Conductivities of Materials
  • Products:
  • Lists of manufacturers
  • Products
  • Dimensions
  • Characteristics
  • Applications
  • Conductivity of Products
  • Future Development: Products
  • intending to develop into a Look Up Table to populate ‘Elements: Components’
  • Only permit them to be used as intended by manufacturer
  • Users can still override but consciously
  • Insulation Cost Thickness:
    Redundent
  • Is an information resource for materials, their properties and costs for use in Components of ‘Elements’
  • The user can obtain their own information or copy information manually
  • Its is being developed as a look up table to automatically populate Component of ‘Elements’
  • Secondary Elements:
    Windows doors rooflights
  • Is an information resource
  • for secondary elements
  • their properties for use in Components of ‘Elements’
  • The user can obtain their own or copy information manually
  • Secondary Elements
  • Future development:
    Secondary Elements
  • Look up table to automatically populate Component of ‘Elements’
  • Secondary Element calculator

–Ug, Uf, Uw, Psi glazing bar, Psi perimeter

  • Element Summery:
  • Summarises 24 Elements and 12 Secondary Elements calculated U values,
  • Compares with targeted U values,
  • highlighting any shortfalls
  • Element Summary
  • Future Development: Element Summary
  • 5 More elements to be added
  • Other parts to be added Porch, Sun space, Externsion, Dormer
  • UToWattsToCO2:
  • Assembles elemental areas and U values to calculates energy losses from

–each element

–total secondary elements

–total losses

–each element losses as a % of the whole

  • comparisons can be made by the user

–gives a chance to reconsider earlier decisions

  • Particularly useful is the comparison of basement, walls, roofs, floors and all glazing
  • Choose fuel source to get CO2 readout
  • U value to Watts to CO2 In Use
  • FuelCarbonFactor:
  • Is an information resource
  • developed as a look up table
  • used by ‘UToWattsToCO2’
  • Fuel Carbon Factor
  • Future Development:
    Fuel carbon factor
  • Current figures from BRegs
  • Needs up to date factors
  • From Defra
  • Latest data: EU wide 2020
  • Can add national datasets to choose from
  • Carbon in Mains Electricity EU
  • Cost Per m2:
  • Not part of the calculator
  • This is a converter:
  • If the information provided by Manufacturers/Suppliers is not in £/m2
  • This will help with converting the information provided to the required format
  • Manually or Copy and Paste results into calculator
  • Cost per m2
  • Drop Down List:
  • Not part of the calculator
  • Used to populate cells with readymade answers to avoid typing, avoid errors and limit choices
  • Lists can be added to by user, as long as the last two cells remain at bottom of sets
  • Drop Down List
  • Future Development:
    Drop Down Lists
  • When ensuring products are used in correct applications
  • These lists will expand exponentially
  • Supplier Request Form:
  • Used to request information on products from manufacturers or suppliers
  • Will be available to download
  • Supplier Request Form
  • Future Development:
    Supplier Request form
  • Some refinements to capture all necessary for:
  • EE, EC, SC,
  • LCA
  • Competent Application
  • User Feedback Form:
  • Users can let us know of any problems and potential improvements
  • Version Upgrades as rewards
  • User feed back form
  • User Survey:
  • Invites Users to review and priorities development sequence and suggest desirable functionality
  • User Survey
  • Elements: U value calculator
  • Capture National U values
  • Support
  • Income for development

  • Green Building Calculator

    V2 to V15
  • Version 2
  • Carbon in use/annum

–Hours of use per day

–Days/week days/year

  • Domestic Retrofit:

–One off and community

  • Bill of materials; add

–Building Labour Rates

–Materials Rates

–Services Scope and quantities

–Services Rates

–Services Labour Rates

–Services Costs

  • Versions 3
  • Decrement Delay Calculator

–to avoid summer overheating

  • Condensation check:

–static to BS 5250

  • GBE Product Datasets
  • GBE Form Factor Calculator

–Other Methods

–Thicknesses of insulation to meet U values

  • Decrement Delay
    GBE Green Building Calculator
  • Build Light, Insulate Right, Solar Tight
  • Or why buildings overheat
  • © 2015-2019
  • Radiant verses Conductive heat flows
  • Insulation needs to resist both or overheating occurs
  • Radiant v Conductive
  • Thermal Insulation:
  • Once radiant heat gets in it warms the space and the warmth cannot get out through conductivity insulation
  • Version 4
  • Building Section Coding

–Elements Sub-elements and Junctions

  • Material Appropriateness to Application
  • Building Elemental Assembly Code Numbers

–Outer face-Core-Inner face

–CAWS-CI/SfB-CAWS-Instance

–892 Readymade Competent Elemental Assemblies

–Bespoke collection and incorporation

  • Specification Generator
  • Version 5
  • More specific interfaces:

–Non-Domestic Retrofit:

–Domestic new build

–Non-Domestic New build

  • Versions 6
  • GBE EE EC SC Calculator

–ICE database: 1.3 > 3.0

–Will provide Embodied Energy, Embodied Carbon and Sequestered Carbon data

  • Bill of Materials Quantities Costs

–Non-External Envelope Components

–Landscape Assemblies

  • Version 7
  • Condensation Check
  • Thermal Bridge Calculator
  • Secondary Element Calculator

–Glazing and framing specifications

–Ug Uf & Uw and Psi perimeter and spacers

  • Version 8
  • Life Cycle Assessment (LCA) Whole Building Calculator
  • LCA Dataset
  • Version 9
  • Landscape

–(using some of GBE 862 Readymade Assemblies)

–Landscape Materials Rates

–Landscape Labour

–Landscape Costs

  • Version 10
  • Civils & Infrastructure

–(using GBE 862 Readymade Assemblies

  • Civils & Infrastructure Rates
  • Civils & Infrastructure Labour
  • Civils & Infrastructure Costs
  • Version 11
  • Waste Calculator
  • Embodied Energy and Carbon in Waste
  • Embodied Energy and Carbon in Reclaim
  • Sequestered Carbon in Reclaimed Timber
  • Version 12
  • Plastic Free V Recycled Plastic Products
  • Plastics & Recycled Plastic Content Dataset
  • Alternatives to Plastics Dataset
  • Plastics Diverted from landfill
  • Plastics Avoided
  • Carbon Consumed or Avoided
  • Version 13
  • Interiors Fit out, Refit Furniture Dataset
  • Finishes Products Dataset
  • Furniture Impact calculator
  • Version 14
  • Self-build Interface
  • Wales Technical Advisory Note 6
  • One Planet Development
  • Zero Carbon evidence requested
  • Town & Country Planning
  • Version 15
  • BIM Building Information Management
  • CAD Computer aided Design
  • BIM App to interrogate Building Model and extracting physical and dimensional information
  • BIM interrogate BOM to feed the calculator
  • Energy and related design standards
  • Building Regulations Approved Document L

–Will eventually meet carbon targets but not now

–Most new buildings will need to be retrofit by 2030-2050

  • Energy (exceeding Building Regulations)

–AECB Bronze, Silver, Gold and Platinum Standard

–Super E (Canadian; means to sell their softwood)

–Passivhaus (German) PHPP Software

  • Indoor Air Quality and Thermal Comfort conditions driven
  • Mimimise air leakage, minimise thermal bridges
  • EnerPHit (Passivhaus Retrofit)

–Minergie (Swiss)

–Carbon Lite (UK AECB)

  • Passivhaus interpretation for UK climate and energy mix
  • Carbon Lite Retrofit (CLR)
  • Feedback
  • These files are created by generalists with a big dollop of green flavour
  • These files are updated from time to time
  • We are not experts so from time to time these file may get out of date or may be wrong.
  • If you feel that we have got it wrong please let us know so we can put it right
  • © GBE 2017-2020
  • Brian Murphy BSc Dip Arch (Hons+Dist)

–Architect by Training

–Specification Writer by Choice

–Environmentalist by Actions


© GBE GBC GBL NGS ASWS Brian Murphy aka BrianSpecMan **
1st July 2020

GBC CPD Green Building Calculator
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© GBE GBC GBL NGS ASWS Brian Murphy aka BrianSpecMan **
1st July 2020

GBC CPD Green Building Calculator
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© GBE GBC GBL NGS ASWS Brian Murphy aka BrianSpecMan **
1st July 2020

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