STEVE SCHOFIELD

Director & Chief Executive BRITISH PUMP MANUFACTURERS

ASSOCIATION LTD

Energy Consumption by SectorOil and Gas

Exploration & Production

4%

Food and Drink3%

Other Industries.1%

Minerals and Mineral Products

3% Metal manufacturing

2%

Electricity Generation

5%

Pulp Paper and Board

4%

Other Water (inc other utilities)

6%

Chemicals incl downstream &

pharm9%

Domestic Heating

8%Water and

Sewage - Utilities14%

Commercial and Public Buildings

41%

INDUSTRIALISED REGIONS PUMP SYSTEM ELECTRICAL CONSUMPTION (%)

Studies Later

ErP Directive

New items sold Installed Base

Why is Energy Wasted in Pumping Systems• Poor System Design

• Incorrect Pump Selection

• Pump – System Mismatching

• Inefficient Pump Control

• Lack of Pump & System maintenance

• No Systematic Auditing process

The Challenge for Pump Users

So many different types!

The Challenge for Pump Suppliers

So many different applications

Defining the system

MCCF1P P

Input

F2

Slide Courtesy of Oak Ridge National Laboratory

Output = Flow rate * head *constant Which flow rate? Which head?

Need to define the system demand. i.e. what is required for the system to work.

Tate & Lyle London 94% savings on electricity costs

8

Actual New Pump & Existing Valve

New Pump& VSD no Valve

New Pump& VSD no Valve

Electric cost £ 29,300 £6400 £ 1,900

Savings - £ 22,900 £ 27,400 >94%

9

GSK Ltd Scotland >96% savings on electricity costs

Actual 7 weeks mini flow

Right pump for

dutyVSD +

Temperature

Electric cost £ 19,500.00 £ 16,800.00 £ 12,300.00 <£1000

Savings - £ 2,700.00 £ 7,200.00 >96%