of private and commercial of private and commercial

buildingsbuildings

Efficient use of energy Efficient use of energy

IGL IGL –– Institute Institutefor energetic edificial refurbishment Lichtenau for energetic edificial refurbishment Lichtenau

GmbHGmbH • Business consultancy – ’All about edificial refurbishment’Business consultancy – ’All about edificial refurbishment’

• Training, Seminars and Know-how transfer for trade, local authorities, Industry Training, Seminars and Know-how transfer for trade, local authorities, Industry and businessesand businesses

• Competence models for energy optimized construction and energy efficiencyCompetence models for energy optimized construction and energy efficiency

• Sustainable and economic edificial energy models and refurbishment conceptSustainable and economic edificial energy models and refurbishment concept

• Edificial consultation and diagnosticsEdificial consultation and diagnostics

What concerns energy!What concerns energy!

• Politics and citizensPolitics and citizens

• Industry, trade and commerceIndustry, trade and commerce

• House owners and tenantsHouse owners and tenants

All in one boat!All in one boat!

6868

3535

≤ ≤ 55

Company goals:Company goals:

Obtain an Obtain an efficient use efficient use for the company of the 3 for the company of the 3

resources energyresources energy, , humanhuman and and machinesmachines from from

an economical and ecological point of view. an economical and ecological point of view.

“Saving energySaving energy

means saving saving

costscosts!!“

1.)1.) Energy consultation = identification of buildings andEnergy consultation = identification of buildings and include these outcomes into the as-is status, show include these outcomes into the as-is status, show andand explain further steps of action explain further steps of action

2.)2.) Heat insulation measures of the envelopeHeat insulation measures of the envelope

3.)3.) Optimization of the building and heating technology Optimization of the building and heating technology

4.)4.) Consultation for financial handling of a projectConsultation for financial handling of a project

5.)5.) Quality control of the servicesQuality control of the services ( (Quality control methods)Quality control methods)

The path:The path:

BackgroundBackground::

permanently increasing prices for energy &growing national as well as international competition

The Possibilities:The Possibilities:

● alleviate the demand for energy,● optimize the application of energy,● reduce energy acquisition costs

Competitive advantages Competitive advantages viavia

rational use of energyrational use of energy

TheThe ideal energy conceptideal energy concept::

1.)1.) Recording of the operational energy fluxes

2.)2.) Determination of essential consumers

3.)3.) Rating of the energy consumption of particular machines with comparison figures

4.)4.) Appraisal of alternative machines / procedures for energy saving

5.)5.) Evaluation/feasibility study of the procedures

6.)6.) Choice of the ideal type of financing

66 golden steps …golden steps …

TheThe 3 steps model3 steps model::

► ► Set up of annual (if necessary monthly) consumption data Set up of annual (if necessary monthly) consumption data of the energy sources of the energy sources

► ► Schedule of supply and disposal costs of the companySchedule of supply and disposal costs of the company

► ► Evaluation and revision of energy delivery contracts , if Evaluation and revision of energy delivery contracts , if necessary, improvement of the consumer infrastructurenecessary, improvement of the consumer infrastructure

► ► Appraisal and valuation of the provision and disposal Appraisal and valuation of the provision and disposal concept, if necessary, define ideal focal pointconcept, if necessary, define ideal focal point

► ► Compilation of first own key figures in order to detect Compilation of first own key figures in order to detect possible weak spots and points of priority of the energy possible weak spots and points of priority of the energy concept concept

The The as-isas-is analysis … analysis …

General General divisiondivisionoperational energy applicationoperational energy application::

General General divisiondivisionoperational energy applicationoperational energy application: : (2)

Example for the use of energy Example for the use of energy according to type of disbursement according to type of disbursement

Energy lossesEnergy losses……

► ► Heat insulationHeat insulation(building, cables …)(building, cables …)

► ► ClimatizationClimatization

Energy gains Energy gains ……

► ► Use of solar energyUse of solar energy(Natural illumination, geothermal (Natural illumination, geothermal heat , photovoltaic, solar heat …)heat , photovoltaic, solar heat …)

Co-generation …Co-generation …

● Combustion plant with steam turbines

● Gas turbines, if necessary as gas and steam plant

● Fuel cells

● Co-generators with gas and diesel motors

► ► Evaluation of regularly collected energy data per energy source

► ► Compilation of consumption lists on the basis of production chains, distribution networks, machinery lists or plant layout

► ► Appraisal of existing energy data / measurements of relevant consumers / estimation of energy demand of smallish consumers

► ► Evaluation of consumers with plausibility control

► ► Creation of qualitative energy-flow diagrams, which are pointing up the distribution of the respective energy fluxes within a company

Essential Essential consumers…consumers…

● ● Determine basic data of the facilitiesDetermine basic data of the facilities

● ● Survey of employees and manufacturersSurvey of employees and manufacturers

● ● Inspection of the load, operation mode and Inspection of the load, operation mode and

capacity capacity

● ● Consider alternative methods and machinesConsider alternative methods and machines

● ● Draft optimization proposals Draft optimization proposals

● ● Carry out feasibility studies Carry out feasibility studies

Formulation Formulation ofof energy saving measures energy saving measures ……

► ► Organizational measuresOrganizational measures ( (e. g.e. g. operation of test beds operation of test beds

in times of light load, cut off of machines)in times of light load, cut off of machines)

► ► Process optimizationProcess optimization (parameters for handling, alignment (parameters for handling, alignment of processes)of processes)

► ► Heat insulationHeat insulation of cables and instruments of cables and instruments

► ► Use of waste heatUse of waste heat of oven and washings of oven and washings

► ► Application of medium-frequency heaterApplication of medium-frequency heater for foundriesfor foundries

► ► Application of vApplication of vacuum heatersacuum heaters for process of hardening for process of hardening

► ► Heating of steelHeating of steel via inductive methodsvia inductive methods

Possibilities for Possibilities for energy savingenergy saving … …

● ● Determination of possible changes in production, qualities Determination of possible changes in production, qualities and capacitiesand capacities

● ● Survey of companies, staff and producers Survey of companies, staff and producers

● ● Choice of ideal measuresChoice of ideal measures

● ● Determination of energy and cost saving as well as of Determination of energy and cost saving as well as of investments and planning costs of a measurement investments and planning costs of a measurement

● ● Feasibility study of measures Feasibility study of measures

● ● Creation of a catalogue of measures including evaluated Creation of a catalogue of measures including evaluated optimization measures optimization measures

EvaluationEvaluation ofof processesprocesses ……

Thank you very muchThank you very much

forfor

your attention!! your attention!!