EA Technology - Power Management Consultants Electrical Power Distribution and Energy Research
About Us Home Page Training Home Page Products Home Page Consultancy  Home Page Services Home Page Sectors Home Page STP Home Page Tech Forum Home Page      Contact Us Page
Energy Power Asset Management
   Search EA Technology
 

Summary of Work - STP Module 1:  Optimising Network Performance

1997/98

Summary of Year 1 (1997/98) Deliverables

 

 

Project:

S0103 - Reliability of distribution networks

Deliverable:

Report on the impact of automation on distribution system reliability

Deliverable:

Specification of a reliability analysis module

Deliverable:

A general purpose reliability analysis module

 

 

Project:

S0104 - Modelling maintenance and replacement policies

Deliverable:

Simple model illustrating different maintenance approaches

Deliverable:

Detailed six stage framework to use condition information when formulating asset management policy.

 

 

Project:

S0105 - Distribution system state estimation

Deliverable:

Report on scope for state estimation in distribution networks

 

 

Project:

S0107 - Managing extremes in network performance

Deliverable:

Report covering the work on extremes in network performance caused by repeated outages and how trends in this kind of data could be detected

 

 

Project:

S0108 - Effect of network design and automation on customer performance

Deliverable:

Report describing existing practice and expectations for automation together with an appraisal of viable models

Deliverable:

Report describing improved methods for design and automation to reduce customer interruptions and customer minutes lost

 

 

Project:

S0109 - Assessment of strategies for improving network performance

Deliverable:

Report on choice of strategies to be compared

 

 

Project:

S0110 - Evaluation of Network Voltage Levels

Deliverable:

Report on statistical impact on cost of uprating distribution circuits to higher voltage levels vs cost of increasing extent of primary network

 

 

Project:

S0112 - Understanding the customers' perception of supply quality

Deliverable:

A summary report on applicable techniques and existing techniques plus questionaire produced for survey

Deliverable:

Report on the survey and appraisal of the method

 

 

Project:

S0114 - Determining how often to sample the condition of network items

Deliverable:

A report providing practical guidance on how much sampling should be carried out, of what, and how often

 

 

Project:

S0116 - Evaluation of voltage control techniques

Deliverable:

Report on the scope for the application of alternative voltage control regimes

Deliverable:

Report on the effect on network performance of operating transformers on fixed tap at appropriate voltage levels

 

 

Project:

S0121 - Survey of tools and techniques for improving network performance

Deliverable:

Report on survey of requirements

 

 

Project:

S0122 - Alternative earthing techniques : reducing customer interruptions via alternative earthing techniques and temporary reconfiguration of earthing

Deliverable:

Final report with recommendations

 

 

Project:

S0123 - Worst served customer

Deliverable:

Recommendations for improving service to customers with QoS problems

 

 

1998/99

Summary of Year 2 (1998/99) Deliverables

Project:

S0104 - Modelling maintenance and replacement policies

Deliverable:

Final report on the work including description of the work on modelling maintenance and replacement policies

 

 

Project:

S0108 - Effect of network design and automation on customer performance

Deliverable:

Report on model for analysis of feeder for different automation schemes for varying configurations

 

 

Project:

S0110 - Evaluation of network voltage levels

Deliverable:

Report

 

 

Project:

S0116 - Evaluation of voltage control techniques

Deliverable:

Simulations of voltage control techniques for steering group approval; proposals for simulations to be extended to conditions under which fixed tap transformers can be operated; data on network performance and cost implications 

 

 

Project:

S0125 - Study to evaluate the value of lost load

Deliverable:

Final report containing a summary and critique of previous work

Deliverable:

Report containing the requirement specification for establishing customer interruption costs and methodology for calculating outage costs to enable cost-benefit analyses

 

 

Project:

S0126 - Program to identify whether loads can be connected to existing networks

Deliverable:

Specification of the functionality of the tool and how it will assess proposed connections

Deliverable:

User friendly tool for assessing loads - the tool will have the capability of linking to company databases but no interfacing will have been carried out

Deliverable:

Telephone support and site visits with a view to encouraging the take up of the tool through sponsored contracts

 

 

Project:

S0127 - Module 1 Administration

Deliverable:

Module administration service

 

 

Project:

S0128 - The identification of underlying trends in performance

Deliverable:

A report highlighting the most applicable techniques available for trend detection/elimination of extreme events, and examples of their application

 

 

Project:

S0129 - Define what is an acceptable supply quality to the customer

Deliverable:

Interim report detailing the progress made

 

 

Project:

S0130 - Influence of Duos on earning potential of networks

Deliverable:

Focused report on the findings

Deliverable:

Excel spreadsheet for comparing Duos charges and network expenditure

 

 

Project:

S0131 - Embedded generation and system security

Deliverable:

Final report containing an investigation of the impact of embedded generation on system security, hand calculations and suggestions for future work

Deliverable:

Presentation to module 5 steering group

Deliverable:

Final report detailing results of investigations and the experiences of distributors world-wide

 

 

Project:

S0137 - Customer quality of supply as a function of protection and autoreclosing policies

Deliverable:

Report detailing how faster protection and switchgear operating times affect network performance

 

 

Project:

S0138 - Effects of fault clearance times on customer quality of supply

Deliverable:

Report detailing the findings of the investigation

 

 

Project:

S0140 - Economics of distribution networks

Deliverable:

Report indicating the network elements where an increased capital investment aiming to reduce losses would have the greatest cost-benefit

 

 

Project:

S0141 - The effect on reliability of least cost design options

Deliverable:

A user friendly software tool that will enable the user to examine different design policies

 

 

Project:

S0142 - Performance measures

Deliverable:

Document findings

 

 

1999/2000

Summary of Year 3 (1999/2000) Deliverables

Project:

S0108 - Effect of network design and automation on customer performance

Deliverable:

Summary report of PhD thesis highlights  

 

 

Project:

S0110 - Evaluation of network voltage levels

Deliverable:

Report detailing the findings of the further studies

 

 

Project:

S0125 - Study to evaluate the value of lost load

Deliverable:

Report containing the conclusions from the case study

 

 

Project:

S0129 - Define what is an acceptable supply quality to the customer

Deliverable:

A report on the survey collation  

 

 

Project:

S0138 - Effects of fault clearance times on customer quality of supply

Deliverable:

Report detailing the findings of the investigation

 

 

Project:

S0139 - Implementing impedance earthing

Deliverable:

A report on the implementation of impedance earthing

 

 

Project:

S0140 - Economics of distribution networks

Deliverable:

Report indicating the network elements where an increased capital investment aiming to reduce losses would have the greatest cost-benefit

 

 

Project:

S0142 - Performance measures

Deliverable:

Document findings

 

 

Project:

S0143 - Spreadsheet to assist understanding of power systems components

Deliverable:

Two Excel 95 spreadsheets and algorithm documentation

 

 

Project:

S0146 - Environmental impact of network design

Deliverable:

Report on highest risk areas of environmental pressure

 

 

Project:

S0147 - Module 1 Administration 1999/2000

Deliverable:

Module administration service

 

 

Project:

S0149 - Module 1 Strategy Review

Deliverable:

Strategy review paper  

Deliverable:

Gap identification paper  

Deliverable:

Proposals for May 18/19 steering group meeting

 

 

Project:

S0150 - Future-proofing network investment

Deliverable:

Critical review of the literature and plans for further projects

 

 

Project:

S0151 - Connecting loads to existing HV and LV networks

Deliverable:

Demonstration software that provides load acceptance at LV and HV

 

 

Project:

S0152 - Risk - Longer Term Research

Deliverable:

Report detailing risk analysis methodologies, prototype software and a worked real world example

 

 

Project:

S0153 (Module 5 part is S0543)

Deliverable:

Obtaining benefits from the connection of embedded generation

2000/2001

Summary of Year 4 (2000/2001) Deliverables

Project:

S0151 - Connecting loads to existing HV and LV networks
(Stage 3)

Deliverable:

Demonstration software which looks at harmonic connection of loads

 

 

Project:

S0152 - Risk - Longer Term Research

Deliverable:

Report detailing initial development of methodologies

Deliverable:

Report detailing further development of methodologies

Deliverable:

Report describing the findings

Deliverable:

Briefing paper/Half-day seminar

 

 

Project:

S0153 - Obtaining benefits from the connection of embedded generation

Deliverable:

Specification for multi-criteria decision support tool

 

 

Project:

S0156 - Measuring against normalised weather

Deliverable:

A report highlighting the most applicable techniques including extreme events

 

 

Project:

S0159 - Reshaping 11kV rural networks for reliable operation

Deliverable:

Report analysing whether current 11kV rural network designs/shapes can meet the new Standard

 

 

Project:

S0160 - World-wide review of 11kV urban network design

Deliverable:

Critical review of the literature and plans for further projects

Deliverable:

Report defining criteria for more cost effective urban system

Deliverable:

Stage 2 report