H a m m e r e r – s y s t e m – m e s s t e c h n i k Ing. Max Hammerer Activities: Consulting...
-
Upload
immanuel-crooms -
Category
Documents
-
view
218 -
download
5
Transcript of H a m m e r e r – s y s t e m – m e s s t e c h n i k Ing. Max Hammerer Activities: Consulting...
h a m m e r e r – s y s t e m – m e s s t e c h n i k Ing. Max Hammerer
Activities:Consulting and advisory service for Water- and Energy Supply Companies
Activities in the market and experience in this field since 1974Special sectors: Leak detection, damage statistics, rehabilitation procedures
Cooperation partners: Technical University Dresden, Faculty for City developement, Prof. Dr. R. Herz
IT-Center for Supply Networks, Hartl/Wehr Düsseldorf, Dipl.Ing. R. WehrIT-SoftwareCenter for GIS, Hemminger SHH Esslingen, Dipl.Ing. G. Voß
Special products:PARIS: Freely PARameterisable Information System G I S
PROFI: Programme for Control and Maintanance of Networks INFRA: Programme for prognoses of rehabilitation needs ROKA: Programme for Network Calculation on GIS basis
Offices in Klagenfurt/Austria and Düsseldorf/Germany
h a m m e r e r – s y s t e m – m e s s t e c h n i k Ing. Max Hammerer
Active Membership:German Association for Gas- and Waterworks DVGW (network rehabilitation)
Austrain Association for Gas- and Waterworks ÖVGW (coordination group)International Association of Waterworks in the Danube Catchment Area IAWD
Austrian Danube Water Cooperation (Cooperation of Industy and Water companies)
Country activities:Austria: Water, Gas, Energy and Sewerage companies
Germany: Water, Gas, Energy and Sewerage companiesItaly, Luxembourg: Water and Gas companies
Reform countries in Southeastern Europe: Bosna-Herzegovina, Bulgaria, Croatia, Hungary, Serbia&Montenegro, Romania,
Slovakia, Slovenia, Czech Republic: Water and Sewerage companies
h a m m e r e r – s y s t e m – m e s s t e c h n i k Ing. Max Hammerer
Selected References:Water network Vienna 3.400 km Gas network Vienna 3.300 kmWater network Innsbruck 860 km Gas network Innsbruck 690 kmWater network Graz 945 km Gas network Graz 540 kmWater network Udine 640 km Water network Triest 920 kmWater network Munich 3.800 km Gas network Munich 2.400 kmWater network Essen 1.860 km Gas network Essen 1.440 kmWater network Gotha 1.100 km Water network Nürnberg 2.140 kmWater network Sindelfingen 340 km Water network Luxembourg 410 kmWater network Ankara 4.100 km Water network Belgrade 2.100 km
Activities: Leakage controlDamage statisticPerformance indicatorsRehabilitation and replacement strategyProgramme for network control and maintananceAdvising for modern operation management on GIS basis
Computer aided rehabilitation strategyfor supply pipeline systems
´on basis the pipe groups
and pipe sections
Computer aided rehabilitation strategyfor supply pipeline systems
G I S - Databasepipe data – damage data – graphical data
Pipe groups
Existing pipe analysisDamage analysis
Damage prognosis
Replacement rate–50 years Pipe sections + graph
Damage rate-pipe sectionDamage prognosis
External criteria register
Pipe replacement / year
Selection for rehabilitation
Rehabilitation method
pipe materialrehabilitation criteria
economic aspects
Step 1
Step 2
Step 3
Infr.Pro
Infra.Plan
Infra.Reha
Damage data Pipe data Network grafic
Infra.statDamage analyse
Damage prognose
Infra.ProRehabilitation rate
Strategies
Infra.PlanNetwork
rehabilitation p.a.
Infra.PlanDetail planing
in the street
Hydraulic networksimulation foractual diameter
GIS
6 steps for rehabilitation of pipes
Damage analyse
Rehabilitation strategy
Rehabilitation priorities
Detail planing for one pipe
Hydraulich network analyse for actual diameter
Pipe groupes Pipe sectionsLeitungsbestand
Infra-System
Teplice 7249 km 33 Jahre
Mannheim 960 km 36 Jahre
Karlsruhe 807 km 39 Jahre
Stuttgart 1158 km 36 Jahre
Innsbruck 245 km 28 Jahre
Wien 2533 km 27 Jahre
Zürich 1081 km 45 Jahre
Gera 960 km 45 Jahre
Erfurt 318 km 48 Jahre
Mainz 673 km 29 Jahre
Examples of existing networks and their service times
30 20 10 0 10 20 30
26-50
51-75
1-25
76-100
101-125
126-150
151-175
176-195
Alter2070
Länge in km
Alter
101-125
76-100
51-75
26-50
1-25
1875
1900
1925
1950
1975
2000
2025
2050
2075
2100
Jahrgänge(5 Jahre) 2000
30 20 10 0 10 20 30Länge in km
30 20 10 0 10 20 30
1-25
26-50
51-75
76-100
101-125
126-155
Alter2030
Länge in km
Prognosis of the network age and the replacement
Rehabilitation concept for rehabilitation needs on the basis of pipe groups
Kohorten-Pipe life model
I N F R A
Calculating of theoperation time
Rehabilitation-options
NetworkDamage data
NetworkPipe data
Cost of theprojects
Network simulationfor future planing
Network simulationExisting situation
Results:Quantity of renewal
Limited operation timeDamage development
Actual pipe dataRehabilitation costs
Analysis of the existing pipe dataPipe groups and construction period
• Underground• Pipe material• Number of service pipes• Age of the pipe• Pipe connections• Isolating of the pipe• Traffic in the street• Influences of construction works• Quality of pipe construction• Operation pressure of the medium
Influences of damages
Damage rate on mians Damages on service pipes Diameters in mm Materials
Analysis of the damage data over a longer periodDamage development over 17 years
ExamplesAnalysis of the damage data over a longer period
Damage analyse for Steel pipe group Damage analyse for cast iron pipe group
Prognosis simulation of existing pipegroups
Concentration of damageson basis the age of pipes
Determine of the critical damage rateand the risc range of pipes
Determination of the forecasted age with standard tolerance
Evaluated service time andresidual service life of all pipe groups
Survial function
Failure rateDistribution of the age
Residual service life
Determine of the ageing function of one type of pipes
Age of the pipe
Age of the pipe
Age of the pipe
Age of the pipe
Res
idua
l ser
vice
life
in y
ears
Future rehabilitation needsEvaluated by Infra.Pro
Existing rehabilitation activities andforecated future rehabilitation needs
Future rehabilitation needs
0,5%
1,0%
1,5%
2,0%
Computer aided selection of efficientrehabilitation projects on the basis og pipe sections
Evaluated by infra.planCriteria catalog of infuences
for rehabilitation projects Presentation of results in GIS
Determination of pipe sections for rehabilitationEvaluation by Infra.Plan with GIS-data
Numeric data presentationof the pipe sections needed for rehabilitation
Methods for the rehabilitation of pipelines
Rehabilitation of pipes Renewal of pipes
Tube relining Cement relining Pipe constructionClosed replacement
PE-LiningClosed lining
Berst-liningPress-pull-lining
Repair campaigns Rehabilitation
Cleaning of pipes
Maintenance
Table to select the right rehabilitation method for rehabilitation
Supply system
Pipe data Service pipe dataFitting data Inhabitants
Loss control
Repairs
Damage statistic Damage analyse
Key parameter Key parameter
Loss dynamik Damage dynamik ForecastService time
DECISIONReplacementRehabilitation
MaintananceRepair costs
CriteriaRehabilitation - Repair
Investment Operatingexpenditure
Decision for Investment / Operating expenditure
Distance to buildings
Strategy: Rehabilitation on basisThe evaluated prognosies needs
Costs and benefit Bilance
Break-Even: 2022
-100.000.000 €
-50.000.000 €
- €
50.000.000 €
100.000.000 €
150.000.000 €
200.000.000 €
250.000.000 €
300.000.000 €
2000 2005 2010 2015 2020 2025 2030 2035 2040 2045 2050
-40.000.000 €
-30.000.000 €
-20.000.000 €
-10.000.000 €
0 €
10.000.000 €
20.000.000 €
30.000.000 €
40.000.000 €
50.000.000 €
2000 2005 2010 2015 2020 2025 2030 2035 2040 2045 2050
Investitionskosten Reparaturkosten Verlustkosten
WI-Kosten Eingesparte Reparaturen Vermiedene Verluste
Economic factsfor rehabilitation procedure
Time shedule and realisation stepsfor implementation a rehabilitation concept
1. Definition of the goal 6 months
2. Definition of the basis data
3. Identification of supply companies for a pilot project
4. Analysis of the data from the defined network and and prognosis
of the residual service life of the existing pipe material 6 months
5. Presentation of the future rehabilitation needs
6. Selection of pipe sectors for rehabilitation 6 months
7. List of all relevant methods for the rehabilitation of water pipes
8. Assessment of these rehabilitation methods 6 months
9. Proposal of recommended priorities for methods of rehabilitation
10. Recommendation for a rehabilitation strategy 6 months