Denis Laurin, Hydro-Quebec, 2009-12-01

Technological Innovation at Hydro-Québec TransÉnergie

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Sommaire

HQ TransÉnergieTransmission System and Facilities

2009-2013 Strategic Plan

Innovation portfolioIntegrated Innovation Management

Innovation Themes and Projects

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Hydro-Québec TransÉnergie

HQ TransÉnergie operates the most extensive transmission system in North America for the benefit of customers inside and outside Québec

Assets: $16 bilion

Revenue: $2.8 billion

Number of employees: 3,400

2008-2009 winter peak load: 37,230 MW

HQT's Mission:

Transmit electricity in sufficient quantities to meet demand at the best possible cost with the expected level of quality, and ensure long-term operability of the transmission system with a view to sustainable development.

Manage power flows over the transmission system under its jurisdiction at the best possible cost with the expected level of quality, while complying with regulations governing the North American power industry

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Transmission System Features

Designed for long-distance transmission

Unique in terms of distances and complexity

Compliant with NERC and NPCC criteria

Interconnected with:Ontario

New York

New England

New Brunswick

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Substations

510

Lines (km)

735-765 38 11,422

450 (DC) 2 1,218

315 63 5,127

230 50 3,048

161 40 2,013

44-69 103 3,606

33,058

214 6,624120

Total

Voltage (kV)

Transmission Facilities (as at December 31, 2008)

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2009-2013 Strategic Plan

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Ensure the quality of power transmission services:

Ensure the long-term operability of facilities through targeted investmentsEnsure system reliability and availability

Increase transmission system capacity to meet customers' needs:

Invest to meet growing needsIncrease the transmission capacity of interconnections

Further enhance the division's performance:

Continue to improve performanceOptimize investments in a context of strong growthBase innovation efforts on four promising avenuesMaintain expertise and develop employees' skills

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0.Select new projects

1.Search for options

1.Optionsidentified

2.Prove concept

2.Concept proven and preliminary design of prototype

3.Design and demonstrate prototype

3.Prototypedemonstrated

4.Develop and test industrial equipment

4.Industrial equipment

5.Perform final testing and certification

5.Certified industrial equipment

Step Doorway Follow-up

Implementation within the company or with customers

External marketing

HQ's Integrated Innovation Management

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Technological Innovation Portfolio

4 Innovation Themes :

1. Asset ManagementEnsure efficient management of operations, maintenance and life-cycle of major equipments

2. Transfer CapabilityEnsure optimal grid development using new technologies

3. Power System OperationEnsure reliability and efficient operation of the grid

4. Integration of Wind EnergyEnsure effective integration of wind energy

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Theme 1 - Asset Management

Major Research Avenues

Develop diagnostic and monitoring tools in order to have a better knowledge of equipment status (transformer partial discharge detector, insulation diagnostic using oil, vibro-acoustic diagnostics methods, splice evaluation tools, …)

Increase equipment availability using remote maintenance technology and hot line/substation maintenance (Monitoring modules and data analysis, LineScout…)

Increase equipment capacity and usage without reducing life cycle (overloading of transformer, …)

Develop technologies that reduce cost and delay of maintenance/construction projects (Material stability, …)

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Theme 1: Asset Management

Vibroacoustic diagnostics for high-voltage circuit breakers

Anti-deflagration methods for porcelain components in high-voltage circuit breakers

Paper-oil complex

Live diagnostics of high-voltage bushings

Power transformer overload optimization

Localization of problems in oil and SF6 insulation using acoustic emissions

TransformersCircuit breakers Lines

JJ--4008: Versatile module for substation equipment monitoring4008: Versatile module for substation equipment monitoring

Diagnostic tools and decision-support criteria for transmission line splices

LineScout – Line inspection robot

Materials stability – Diagnostics for steel foundations

DC insulator fault detection

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Theme 2 - Transfer Capability

Major Research Avenues

Increase grid transfer capabilities & reliability by using new concepts and by enhancing protection and control systems (ACOR project: Local + global controller, MB-PSS, PMU, Open-line detect, loss of sync, local instability detect, …)

Enhance simulation & modeling tools in order to rapidly fix problems, maximize transfer capability and optimize projects content (Hypersimreal-time simulator; EMTP software toolbox, …)

Reduce fault clearing time below actual target values in order to decrease investments required to obtain desired transfer capability

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Theme 2: Transfer Capability

Local and global control of shunt compensators

Local instability detector (DLI) and loss of synchronization detection relay (RPS)

ACOR(Improving grid transfer capability

and reliability)

J-3030: Hypersim – Long-term operability

Hypersim real-time simulator

J-3035: Hypersim – Interface

Crinoline, LIPS, AH

EMTP-RV software

Parametric analysis

Transformer controlled switchingsystem

SMCT

ACSS and other types of conductors

ACSS

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Theme 3 - Power System Operation

Major Research Avenues

Develop technologies to identify and reduce transmission losses (APOC project, …)

Develop tools and control systems to improve power system operation and controllability (RECRE project: restoration planning following black-out,…)

Develop simulation tools and expert systems to maximize transmission transfer limits in real time (ESTER project: Dynamic security assessment…)

Improve load/generation forecasting tools

Improve weather forecasting

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ESTER (Real-time security assessment)

Theme 3: Power System Control

DC measurementfor invoicing purposes

HVDC measurement

short-term (Sp1)

medium-term (Sp2)

Maximum transfer capability and state estimator

APOC(Optimize use of system

control tools)

Reactive-power management system (SGR project)

Volt-VAR control (REVV)

Automatic correction of errors in state estimator (IDEAL)

Automated dispatching of hydro production

RALPH

RECRÉ

Bulk system restoration strategy

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Theme 4 - Integration of Wind Energy

Major Research Avenues

Develop operating procedures/tools to allow real-time optimization of the hydro/wind equilibrium

Enhance simulation/modeling of wind turbine farm and equipments required for integration to the grid (Hypersim real-time simulator models; Stochastic off-line simulator; Wind farm modeling, …)

Develop means to facilitate large scale integration of wind power

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Theme 4: Wind energy integration

Stochastic simulation of the impact of wind energy on management of the power system

Stochastic simulator

Hypersim – Modelling of specific wind turbines

Modelling

Aggregated model of a windfarm

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Technological Innovation Portfolio

Transfer Capability23 %

Power SystemControl

20 %

Integration ofWind Energy

9 % AssetManagement

48 %

Breakdown of expenditures Breakdown of expenditures

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Some results of innovation for HQ TransÉnergie

Systems and technologies to enhance grid performance (special protection systems, relays, control systems)

Technologies for power line inspectionand maintenance (LineScout)

Methods and tools to evaluate the condition of equipements and facilities

Real-time digital power system simulator (Hypersim)

Wind farm study models