Pump Life Cycle Cost 1 Models As Defined
Pump Life Cycle Cost 1 Models As Defined
Pump Life Cycle Cost 1 Models As Defined
WHY?
Pump Division
Number of Coats 2 1
Cost of Labour $5.00/hour $5.00/hour
Time to do Job 40 20
Life of Paint 1 year 2 years
Gallons/Job 10 5
Pump Division
Material: 5 x 18.00 x 1 = $ 90
Labour: $ 5.00/hr x 20 x 1 = $100
TOTAL $190
Pump Division
LCC Analysis
Life Cycle Cost analysis can be done for
new pump installation as well as for
existing pump installation for the remaining
life time.
Pump Division
Grouting Baseplate
Alignment pump train
Connecting main and auxillary piping
Instrumental connections
Electrical connections
Start-up ( Initial)
Commissioning
Training
Pump Division
Optimum clearances
Centrifugal Pumps
Cop Operational Cost
Man hours required from operators
Condition Monitoring
Filter cleaning
Etc.
Pump Division
Cc Decontamination Cost
Soil pollution
Cv Removal Cost
Equipment
Installation
Pump Division
0. .8%
2
2.
4%
Removal
6
Q = 605 m3/hr
Purchase
Installation H = 55,8 meter
%
.7
43
Contamination = 81,5%
Energy
Power = 72 kW
%
Operational
.2
44
Maintenance Programs
Goals
Prolonged Machinery Life
Minimum Unscheduled
Downtime
Scheduled Shutdowns:
Unnecessary overhauls
eliminated
Reduce Maintenance Costs
No standby equipment
Increase Plant Production
Pump Division
Centrifugal Pumps
System Analysis
15-20 % Open B
A Pressure Drop
Rated at 100m^3/hr
Operates at 80 m^3/hr
6000 hr/year
Pump Division
Options
1. A new Control Valve to accommodate high
pressure differential.
2. The impeller can be trimmed to reduce
pressure drop across control valve.
3. Install VFD, remove control valve
4. Do nothing.
Pump Division
100 100
System Curve
90 430 mm 90
A&D System Curve
80 impeller B 80
70 70
375 mm
Head m
60 60
Effy %
impeller
50 System Curve 50
40 C 40
30 30
20 20
10 Reduced 10
Speed
0 0
0 20 40 60 80 100 120 140 160
Flow m^3/hr
Life Cycle Cost Pump Division
Centrifugal Pumps
LCC Cost and Assumptions
Annual Routine maintenance $ 500
Pump Repair Cost $ 2500 every two years
No disposal or environmental costs
8-year project life
Capital Project interest rate 8%, inflation 4%
New Control valve $ 5000
Modify Impeller $ 2250
Install VFD $ 21500
Valve Repair $ 4000
Pump Division