Pipes & Wires

THE JOURNAL OF ENERGY & INFRASTRUCTURE THOUGHT LEADERSHIP

Issue 93 – August 2010

 

From the director…

 

Welcome to Pipes & Wires #93. After an extended break due to a very heavy workload (and thanks to those who contributed to that workload), Pipes & Wires pokes its head up for a look around. For New Zealand electricity lines and gas pipes businesses, the first thing to note is the requirement to implement a Public Safety Management System (refer article). We then examine a few mergers and acquisitions, and then examine some energy and regulatory policy issues. In amongst all that we look at some emerging “smart grid” issues and continue with 2 historical interest articles.

 

Pipes & Wires on the web

 

Pipes & Wires on Linked In

 

Pipes & Wires now has an on-line group for readers to keep in touch on a more regular basis, bounce ideas around or raise issues and concerns. Pick here to visit my Linked In profile and add me to your connections.

 

Pipes & Wires on Facebook

 

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Pipes & Wires on YouTube

 

To see a short video clip explaining more about Pipes & Wires, pick here.

 

Pipes & Wires on the web

 

To read more about Pipes & Wires, pick here.

 

About Utility Consultants

 

Utility Consultants Ltd is a management consultancy specialising in pretty much all aspects of energy and infrastructure networks – pick here to see more, or to be sent a detailed profile of recent projects, pick here.

 

Matters for attention

 

NZ – safety management systems

 

Introduction

 

The overhaul of safety around electricity generation and distribution assets reached a milestone with the commencement of the Electricity (Safety) Regulations 2010 on 1st April 2010 pursuant to Sections 169, 169A and 169B of the Electricity Act 1992. This article follows on from previous articles in Pipes & Wires #62 and #87.

 

Background

 

The overhaul of electricity and gas safety saw the eventual introduction of the Energy Safety Review Bill, which had a two-fold purpose…

 

·       Improve the electricity and gas safety regimes to effectively protect the public and property.

 

·       To improve the occupational regulation of electrical workers, gas fitters, plumbers and drain-layers.

 

The Bill was enacted in late 2006 as the respective Electricity Amendment Act 2006 and the Gas Amendment Act 2006. Both of these Acts explicitly require electricity and gas distributors to implement and maintain a safety management system with regard to public safety in accordance with any regulations made under the respective Acts.

 

Ensuring compliance

 

Part 4 of the Regulations address “safety of works” ie. generation and distribution plant, in particular paragraphs 47 to 56. The first step is for a lines business (or a generator) to establish a safety management system (SMS) and have that SMS audited by 31st March 2012.

 

For help with establishing an SMS, pick here or call Phil on (07) 854-6541.

 

Mergers & acquisitions

 

UK – progress on the EDF Energy sale

 

Introduction

 

Pipes & Wires has closely followed Electricite de France’s planned sale of its’ UK distribution business since the announcement last year. This article catches up on recent events.

 

Background to the sale

 

In mid 2009 EDF announced its intention to sell its’ UK distribution business, EDF Energy. On the face of it, EDF appeared to be struggling with high debt levels, but underneath it was also noted that this could be part of strategy to migrate its capital toward the unregulated sector. A wide range of bidders indicated their interest, but in the interim a few issues and themes emerged...

 

·       OFGEM announced it would restrict post-tax returns on capital, and would also review its merger policy in mid-2010. It was understood at the time that this had prompted Scottish & Southern Energy to withdraw, but that appears to have been a mistake.

 

·       New EDF president Henri Proglio has lured former Veolia CFO and Lazard banker Thomas Piquemal to EDF as the new CFO. This suggests that EDF’s strategy will include an emphasis on acquisitions.

 

Recent events

 

Although the sale process seems to have progressed well with 3 consortia bidding, the deadline for bids was extended to allow bidders to more fully evaluate the implications of EDF Energy’s pension funds. The 3 bidding consortia are...

 

·       Cheung Kong Infrastructure in association with Hong Kong Electric.

 

·       Abu Dhabi Investment Authority in association with Macquarie Capital and the Canadian Pension Plan.

 

·       Scottish & Southern Energy in association with infrastructure fund Borealis.

 

The successful bidder should be announced sometime over the next month or so, so Pipes & Wires will be able to provide more analysis.

 

Switzerland – E.On sells stake in BKW FMB Energie

 

Introduction

 

The acquisition activities and the wider growth strategy of German giant E.On are very familiar to the pages of Pipes & Wires, so the sale of a stake in a utility seems a bit counter-intuitive. This article examines E.On’s sale of its 21% stake in Swiss utility BKW FMB Energie AG.

 

A bit about BKW

 

BKW had it’s roots in Berne, Switzerland in 1898, and in 1909 changed its original name to Bernische Kraftwerke AG. In 1995 the name was further amended to BKW FMB Energie AG to better reflect its international growth ambitions. Today BKW supplies electricity to about 1,000,000 customers in the north-west of Switzerland, as well as operating subsidiaries in France, Italy and Germany. BKW owns and operates its own 132kV grid and also owns 220kV and 380kV lines that are operated by Swissgrid AG.

 

BKW’s principle owners include the Canton of Berne (52%) and E.On (21%).

 

The deal

 

E.On plans to sell its 21% stake as follows...

 

·       Sale of a 9% stake to BKW FMB Energie’s parent company, BKW.

 

·       Sale of a 5% stake to Swiss energy company Groupe E SA, which will increase their stake to about 10%.

 

·       Giving BKW an option to acquire the remaining 7% stake any time before the end of September 2011.

 

A completed sale could nett E.On about €526m, valuing BKW FMB Energie at about €2.5b.

 

The wider strategy

 

A couple of themes are worth examining here...

 

·       The publicly stated “reassessment of its strategy”. Long-time readers will recall various discussions and analyses of E.On’s “On Top” strategy which planned to use E.On Energie as the expansion platform for its European electricity and gas business.

 

·       E.On’s limited ability to influence BKW FMB Energie’s strategy with only a minority holding, as the Canton of Berne had indicated that it wished to retain its majority stake. E.On noted that although BKW FMB Energie had indeed been profitable, corporate freedom of action was also an important goal.

 

·       E.On’s need to reduce debt (which was about €44b at the end of last year).

 

The clue that E.On needs to reduce debt (along with Electricité de France) could well unleash a flurry of acquisition opportunities. However the recent trend is that such assets could be snapped up by pension funds and sovereign wealth funds rather than by existing utilities.

 

US – update on PPL’s acquisition of E.On US

 

Introduction

 

Pipes & Wires #92 examined Pennsylvania Power & Light’s acquisition of E.On’s US business, E.On US LLC, which owns LG&E and Kentucky Utilities Co. This article examines progress on PPL’s bid and notes their equity offering to fund the deal. 

 

Background

 

PPL will pay $6.7b in cash and assume $925m in debt (and will also receive a tax benefit with an NPV of $450m) to acquire 941,000 electricity customers, 321,000 gas customers and 8,000MW of generation mainly in Kentucky but also in Virginia and Tennessee.

 

PPL’s equity offering

 

PPL planned to offer the following new equity to the market....

 

·       90,000,000 new ordinary shares pitched at $24 each, to raise $2.16b.

 

·       20,000,000 equity unit securities pitched at $50 each, to raise a further $1b.

 

In the final event 103,500,000 ordinary shares (including a deal with brokers to cover over-allotment) and 23,000,000 equity unit securities were sold raising a total of $3.6b. PPL shares rose 2.2% in the afternoon’s trading following the release to the market.

 

UK – bringing the London Underground back under public control

 

Introduction

 

It’s been a while (just over 7 years in fact) since Pipes & Wires has discussed rail, but a news article on the return of the Tube to public ownership caught my attention. This brief article examines the London Underground’s tortuous and ideologically charged journey down the PPP path and back again.

 

The Tube’s journey to PPP

 

The Underground began operating as a PPP in January 2003 as 2 private companies Metronet and Tube Lines took responsibility for the track infrastructure and rolling stock under 30 year contracts. The selling point of the PPP’s was that the private sector would absorb the risks, however when Metronet was placed in receivership in July 2007 it was subsequently revealed that the debacle had cost the UK Government £2b (maybe that was the public bit ?).  

 

The return to public ownership

 

The spiraling upgrade costs that sunk Metronet caught up with Tube Lines about 2 years later in 2009, when Transport for London (TfL) refused to stump up £1.75b. A year later in May 2010 it was announced that TfL would buy out Tube Lines for £310m. Combined with the takeover of Metronet, this effectively spelled the end of the PPP.

 

So what ... it’s back in public ownership

 

It’s worth noting the comment from the transport workers’ union RMT that the buyout was a "recognition on a massive scale that transport privatization does not work".

 

Presumably from their point of view it means that manning levels and wages will be subject to less downward pressure, but is there more to it than that ? I mean, really, is the management of large capital projects going to be that different between the public and private sectors ? Putting aside that the private sector will probably have tighter controls and reporting frameworks that make it harder to hide embarrassing losses, cost overruns and delays, the bulk of the work is about buying materials and plant and paying blokes to install it. I can’t see how a simple transfer of ownership will make that much difference to those tasks.

 

Energy markets

 

US – smart meters in the gun ?

 

Introduction

 

Few could deny that smart meters are very fashionable at the moment, so it was interesting to note the Maryland Public Service Commission’s recent plan to reject Baltimore Gas & Electric’s smart meter program that was estimated to save consumers $2.6b over 15 years. This article tries to examine both sides of the issue from an unbiased and objective perspective, and then comments on it all.

 

BG&E’s proposal

 

BG&E proposed to replace all 2,100,000 meters in its’ service territory with AMI (advanced metering infrastructure) modules. The expected cost of $835m for the entire program was expected to be funded as follows...

 

·       BG&E’s shareholders would provide $280m.

 

·       The Department Of Energy would provide $200m.

 

·       Up-front surcharges on consumers would contribute to the balance (not clear if that would be the full amount).

 

The PSC’s decision

 

The PSC rejected BG&E’s proposal, stating that “the proposal asks BG&E's ratepayers to take significant financial and technological risks and adapt to categorical changes in rate design, all in exchange for savings that are largely indirect, highly contingent and a long way off."

 

The editor comments

 

The noteworthy aspects of the PSC’s decision and the wider issue include...

 

·       Given that at least some (quite possibly most) of the benefits of the AMI would be shared with customers, it would seem reasonable that customers should contribute to the cost of the AMI. Instead it appears that customers are to be shielded from this risk.

 

·       Advocates of smart meters have been claiming the benefits for several years now, but all of a sudden those benefits are now “largely indirect, highly contingent and a long way off”. What’s changed ?

 

·       That reducing demand (particularly air conditioning on hot days) is one of the fundamental benefits that the whole smart metering concept is based on. Using higher prices to signal periods of peak demand is fine if customers can respond, but the choice is not that simple for those on low incomes who may also need to avoid intense summer heat for health reasons.

 

So it would seem that amongst all the clamoring by policy makers to promote smart meters, the existing regulatory framework has done a rather poor job of correctly addressing the commercial requirements of cost recovery, benefit creation and investment certainty.

 

The next step forward

 

The PSC invited BG&E to re-submit its’ proposal, which it did in mid-July. The amended proposal appears to strongly reflect the 2 issues examined above...

 

·       Start-up and upgrade costs will be recovered from customers through future tariff requests to the PSC rather than as up-front payments.

 

·       Responding to price signals will be voluntary rather than mandatory.

 

It would appear that both of these features would weaken BG&E’s incentives to get involved as it requires them to be the bank, and also dilutes the benefits of demand reduction.

 

Germany – not so smart metering (in fact none at all)

 

Introduction

 

As regulators and policy makers continue to emphasis how smart metering can reduce your electricity bill, an enterprisingly stupid bloke tried an alternative to reducing his electricity bill (not that this is anything new). It’s hard to fit this article into any scholarly heading other than Energy Markets !!!  

 

The story

 

Back in April 2010 an un-named 36 year old man in Sibbesse, Germany, made an unmetered connection from a meat hook and a cable to supply his home about 150m away. Much of the popular news reporting described the overhead power line as a “transmission” line so it’s a bit hard to determine whether it was just LV or a higher voltage.

 

If was just LV (400V) it’s hard to believe there would be much voltage left at his house, and if it was something higher like 11kV or 22kV it’s surprising he is still alive.

 

US – securing energy supplies

 

Introduction

 

Pipes & Wires #90 examined Oklahoma Gas & Electric’s announcement that it would cease to sell wholesale electricity to the city of Paris, Arkansas and to the Arkansas Valley Electric Cooperative in February and November 2011 respectively. This article notes a happy ending as SWEPCo signs a 30 year electricity supply deal.

 

OG&E’s reason for ceasing supply

 

OG&E’s public announcement was that it “getting out of” wholesale contracts in an effort to avoid new fossil-fired generation. Pipes & Wires commented that the regulatory and policy issues around recovering the full economic cost of fossil-fired generation seem more complex and uncertain than ever, and would be a big disincentive to building and new fossil stations (although that issue didn’t seem to attract any debate).

 

SWEPCO steps up to the plate

 

Three competing bids were received (phew !!) from Grand River Dam Authority, the Oklahoma Municipal Power Authority, and from the Southwestern Electric Power. SWEPCo’s offer was recommended to the Paris City Council by a consultant, as it was for a 30 year term and offered a price of 7.4c/kWh or about 4% higher than current prices. Readers might also remember (from Pipes & Wires #91) that SWEPCo planned to acquire Louisiana-based Valley Electric Membership Corporation in a deal touted to reduce Valley consumers’ bills by about 20% based on SWEPCo’s access to low priced wholesale electricity.

 

Famous power struggles

 

The electrical history of many cities and countries includes bitter struggles either between public and private interests seeking exclusive rights to distribute and sell electricity, or between competing private interests. This historical interest series examines some of those struggles.

 

Private and public interests clash in Los Angeles (1920’s and 1930’s)

 

Introduction

 

The historical perspective of Ezra Scattergood in Pipes & Wires #61 included a subtle note about the less-than-agreeable purchase of the Los Angeles Gas & Electric Corporation’s (LAG&E) electricity network by the Los Angeles Department of Water & Power in 1937. This article examines the “de-privatisation” of several electric utilities in the Los Angeles basin throughout the 1920’s and 1930’s in as much detail as the limited historical resources allow. 

 

The background

 

A good place to start this tale would be the December 1902 amendment of the original City Charter of 1889 to create a Water Department. Following the purchase of water rights in the Owens Valley, a further amendment to the City Charter in February 1909 provided inter alia for the City to become involved in electricity generation (which it did through construction of the Owens River aqueduct) and distribution.

 

The really significant step occurred on 6th March 1911 when the Los Angeles public voted for municipal distribution of electricity rather than selling the city’s electricity to private power companies. This was subsequently incorporated into the City Charter, and appears to have then been included in the substantially revised 1925 City Charter which gave the City a priority right to distribute electricity.

 

Meanwhile the competition gets unhealthy

 

Unlike the City’s water activities which were not subject to competition, competing electricity interests in the form of the LAG&E and Southern California Edison repeatedly successfully lobbied against the City’s electricity bonds, effectively starving the City’s electricity business of capital funding.

 

Then, to make matters really complicated, a City ordinance of 6th March 1917 allowed the City to remove and relocate other utilities poles so it could erect its own public lighting system !! LAG&E took the City to court in 1919 and won, as the court ruled that LAG&E had rightfully applied for and obtained permission to erect its poles and wires in city streets prior to 1911 and that the City’s powers did not extend to giving preference to its own poles and wires.

 

The deals

 

In 1921 John R. Haynes was appointed to the Los Angeles Public Service Commission. Haynes was a vigorous advocate of publicly owned utilities, and through both his official role with the City and through various lobbying activities saw the sale of both SoCalEd’s and LAG&E’s distribution networks to the City. Subsequently in 1937, the City purchased Pacific Lighting’s distribution network, although it is not clear whether Haynes influenced that decision.

  

Energy policy

 

NZ – draft energy strategy

 

Introduction

 

In late July 2010 the New Zealand Government released its draft energy strategy entitled “Developing Our Energy Potential”. This article examines the emphasis of the strategy and notes some significant policy shifts from the previous strategy in 2007.

 

Emphasis of the 2010 draft strategy

 

For a start, the 2010 draft strategy is a very slim document (the really crunchy bits are only about 16 pages). Even more importantly the 2nd paragraph signals a very strong rebalancing amongst the priorities set out in the 2007 strategy in that it “replaces the 2007 strategy” and it fits energy within the Government’s overarching goal of economic growth. It also aims to provide strategic direction rather than exhaustively set out detailed strategies. The key emphases signaled in the draft strategy include...

 

·       A need to augment the current emphasis on renewables with petroleum resources.

 

·       A willingness to allow overseas investment in the energy sector.

 

·       An emphasis that economic benefits must flow on to society.

 

·       A view to capturing expected high future oil prices through selling New Zealand oil and gas.

 

·       While the environment is important, other features such as secure energy supply and economic growth will be given priority.

 

·       Recognition that renewable electricity supplies are generally not secure.

 

Comparison with the 2007 strategy

 

As noted in the Introduction, the 2010 draft strategy signals some significant rebalancing amongst the goal areas viz-a-viz the 2007 strategy. Just to recap the 2007 strategy, there were 2 priority areas...

 

·       Reducing CO2 emissions.

 

·       Delivering secure, clean energy at affordable prices whilst being environmentally responsible.

 

Having read and extensively analysed the 2007 strategy and its companion papers, it wouldn’t be unfair to say to that the balance of that strategy had shifted almost totally to reducing emissions and that security and affordability were largely glossed over (a view held with by others I’ve discussed this matter with).

 

In contrast, while the 2010 strategy also notes the importance of the environment it also notes the importance of secure energy (ie. burning stuff dug out of the ground) underpinning economic growth.

 

Next steps

 

The Ministry of Economic Development will be accepting submissions on the draft 2010 strategy until 5pm, Thursday 2nd September 2010.

 

Brazil – examining the nuclear policy

 

Introduction

 

This general interest article takes a bit of a poke around Brazil’s nuclear policy (after moving to South America from Europe).

 

Brazil’s wider energy scene

 

Just to set the scene, Brazil is about the 10th largest electricity consumer in the world (and the largest in South America), generating about 400,000 GWh per year from about 90,000 MW of installed capacity. However, only about 4% of the annual generation is from nuclear (which is surprising given its extensive Uranium deposits).

 

The beginnings

 

Brazil’s nuclear program started in 1970 when the Government sought bids for a station at Angra, on the coast between Rio and São Paulo. A contract was awarded to Westinghouse and construction began in 1971.

 

In 1975 the Government adopted a self-sufficiency policy and signed an agreement with the West German Government to supply 8 nuclear units over the next 15 years. KWU supplied the first 2 units (which became Angra #2 and #3), whilst the remaining 6 units were to have 90% Brazilian content under a technology transfer agreement. Due to Brazil’s economic woes, construction of Angra #2 and #3 slowed down and finally ground to a halt sometime around 1986. Construction of Angra #2 resumed in 1995 and the unit was commissioned in 2000. 

 

Current nuclear stations

 

Angra is Brazil’s only nuclear station, which has the following units...

 

·       Angra #1 is a 657 MW Westinghouse PWR commissioned in 1985.

 

·       Angra #2 is a 1,350 MW Kraftwerk Union PWR commissioned in 2000.

 

Work on the third 1,350 MW KWU reactor (Angra #3) began in 1984, but work was suspended in 1986. A license to resume construction was granted in May 2010, with expected completion in 2015.

 

Plans for the future

 

In addition to completion of Angra #3, Brazil also plans to build a further 7 reactors by 2025 (or maybe it’s a moving target, as there were also plans to build 4 new stations by 2030 including completing the first station by 2019).

 

Pipes & Wires has noticed a resurgence in popularity of nuclear power in response to CO2 emission reduction targets, so my guess is the queue at the reactor factory’s gates could be longer than some people anticipate.

 

Regulatory policy

 

NZ – progress on the Electricity Amendment Bill

 

Introduction

 

In December 2009 the Minister of Energy, Hon Gerry Brownlee introduced a raft of regulatory changes as the Electricity Industry Bill. Pipes & Wires #90 examined the key features of the Bill and noted that the Finance & Expenditure Committee’s report was due in mid-June. This article examines the 2nd reading of the Bill in mid-July 2010.

 

The Bill’s stated purpose

 

The Bill’s stated purpose is to “improve competition in the electricity market and improve security of supply by making changes to the Electricity Act 1992 and the Electricity Industry Reform Act 1998”. The Minister subsequently commented that the aim is to introduce more stability into pricing, rather than promise a fall in prices.

 

The Bill’s 2nd reading

 

The Minister’s opening speech of the Bill’s 2nd reading noted the following 3 improvements that were made by the Committee...

 

·       That the transfer of Tekapo A and B from Meridian Energy to Genesis Energy would include the protection of existing uses and rights, and would not impact on the Waitaki Catchment Water Allocation Regional Plan.

 

·       Amendments to ensure that lines businesses cannot engage in anti-competitive behavior if they re-enter the retailing business.

 

·       Improving the incentives for lines businesses to offer remote customers alternatives to grid-connected supply.

 

After the usual exchange of views (which included a lot of debate around retail electricity price increases), the Bill was passed 69 to 53.

 

Next steps

 

The Bill will now progress to its 3rd Reading, and if the votes go the right way, will pass into law.

 

US – recharging electric cars takes a sensible turn

 

Introduction

 

Electric cars are one of several initiatives to reduce CO2 emissions however it seemed to take a long time for many advocates to understand that unless they are recharged at off-peak times the CO2 is just getting moved from the vehicle fleet to peaking power stations. This article examines the introduction of a low off-peak recharging tariff by the Hawaiian Electric Company (HECo).

 

The CO2 emissions argument

 

The core of the argument (at least from what I’m seeing) is that electric cars don’t emit CO2. This, of course, completely ignores the issue of CO2 emissions to recharge the batteries, so to be truly green an electric car must be recharged using completely renewable electricity. As a first step this will require the use of off-peak electricity, but unlike us very fortune people in New Zealand (where most of our off-peak electricity is either geothermal or hydro), many other countries are still dependent on low-cost black or brown coal for off-peak electricity.

 

HECo’s off-peak charging tariff

 

Pending regulatory approval, from 1st October 2010, HECo will offer a discount of between 6c/kWh and 10c/kWh between 9pm and 7am, and a penalty of 3c/kWh between 5pm and 9pm. This would presumably require a hard-wired controllable circuit and meter firstly to supply the likely heavy current and secondly to meter when recharging occurs.  

 

In light of a few other “smart grid” projects that have been tripped up by regulatory issues at the 11th hour, it will be interesting to see whether regulatory approval is obtained.

 

People in power

A couple of years ago Pipes & Wires featured the life stories of some blokes born in the late 1800’s who shaped the electric power industry as we now know it. Researching and writing those articles was a lot of fun, so I’m going to write a few more (and if anyone wants an electrical pioneer to be researched and included, pick here to contact me).

 

Bill Latta connects the islands

 

Early years

 

Matthew Garnet Latta was born in Invercargill, New Zealand in 1903, and soon became known as Bill. Little is known of his early life and schooling other than his study at Canterbury University College and his joining the Hamilton office of the Public Works Department hydro-electric branch in 1923.

 

Career developments

 

During the 1920’s Bill gained overseas experience in the US, the UK and Sweden. In 1929 Bill returned to Head Office in Wellington and his career developed rapidly. After coordinating all the transmission line design work from 1941, Bill was appointed chief engineer of then re-named State Hydro Electric Department in 1948.

 

Developing the HVDC concept

 

While preparing a paper in 1950 that extrapolated the North Island’s average annual growth rate of 9.7% over the period 1925 to 1949, Bill concluded that the North Island’s hydro resources would be exhausted by about 1959 but that the South Island would have sufficient resources to supply both islands for many years. Bill went on to suggest that this surplus South Island power could be shifted to the North Island by an undersea cable, and was a superior option to coal, oil, gas and geothermal generation in the North Island.

 

Bill proposed that a high-voltage direct current (HVDC) link would be the most appropriate, citing the proposed Gotland link in Sweden. Given Bill’s overseas work in the 1920’s, it is also possible that he was exposed to Uno Lamm’s seminal work with high voltage mercury arc rectifiers at ASEA.

 

Confirming the feasibility

 

Connecting the islands had been discussed as early as the 1920’s and again in the 1940’s but fell on largely unreceptive ears, apparently due to widely-held technical constraints. By the early 1950’s, however, the General Manager, Arthur Davenport, was more receptive to the idea of interconnection. A sea-bed survey of Cook Strait in 1950 revealed that the sea-bed was not as steep or rocky as had been previously thought. A report from cable maker British Insulated Callendar’s Cables (BICC) concluded that such a scheme was possible but difficult and recommended that a trial length of cable be manufactured and laid.

 

The politics of it all

 

The proposal, however, met with political opposition as parochial South Islander’s objected to cheap power being exported to “greedy neighbors in the North”. Attention to the interconnection faded in preference to thermal stations at Meremere and Wairakei but Bill persisted and used a trip to Europe in 1955 to investigate progress on the Gotland link.  In 1956 BICC concluded that the project was thoroughly feasible but the Combined Committee on the NZ Electric Power Supply would go no further than giving “approval in principle” and preferring development at Wairakei. However in 1957 the Committee then approved construction of Benmore and endorsed the HVDC “in principle” so it seemed to be go. However a change of government in 1958 led to the HVDC being deferred for a year (which became 3 years). Final approval was given in 1961 after another change of government.

 

The later years

 

Bill retired from the then re-named New Zealand Electricity Department in 1963, as work on his brainchild was underway. Two years later the HVDC link was completed. Bill was awarded the CBE in 1966 and died in 1971 at the age of 68.

 

A bit of light reading…

 

Book review – “Connecting The Country”

 

Helen Reilly’s latest book “Connecting The Country” is a history of NZ’s national grid from 1886 to 2007 that interestingly enough splits into the development of the AC and DC systems. Filled with photos, anecdotes and witty stories this is a really worthwhile read.

 

Order your copy from Transpower’s web site … cost is $60 incl. GST.

 

Wanted – old electricity history books

 

If anyone has an old copy of the following books (or any similar books) they no longer want I’d be happy to give them a good home…

 

·       White Diamonds North.

 

·       Northwards March The Pylons.

 

·       Marlborough Will Shine Through.

 

Conferences & events

 

The following training course will be run by Conferenz, and is targeted at newcomers to the industry...

 

·       Fundamentals of the NZ electricity industry – Wellington, 1st – 2nd November.

 

·       Fundamentals of the NZ electricity industry – Auckland, 24th – 25th November.

 

The following conference will be run by Conferenz...

 

·       Energy Roundtable Agenda 10 – Wellington, 8th September 2010.

 

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