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Opinion: the L Prize and the LED lamp market
06 Aug 2011
The award of the L Prize to Philips for its 60W-replacement LED lamp leaves a few unaddressed issues, writes TIM WHITAKER.
Philips has won the L Prize – specifically the 60W-replacement LED lamp category – and deserves to be congratulated for its achievement.

The company receives $10 million in cash (more on this below), along with participation in Federal procurement contracts and energy-efficiency programs, which could prove to be even more valuable over the longer term.

But some questions and issues remain. The jury is still out on whether the L Prize can be considered a success, or a worthwhile use of taxpayers’ money.

Since inception, the L Prize attracted only one entrant – Philips – which has now been declared the winner. Two other teams declared their intent to participate but have not (to the best of our knowledge) submitted their samples for testing.

When the L Prize was first conceived, one can imagine that its proponents were hoping for a head-to-head race for the line, with multiple participants each spurring the others to greater achievements, and creating a positive knock-on effect for the whole LED industry.

Instead, the world’s largest lighting company has been the only entrant. While it’s not necessarily the DOE’s fault that only one company entered, was there ever much chance that the winner would come from outside of a very small list of major companies? And has the competition created the type of positive impetus to justify the investment of $10 million?

Another point is that the 60W-replacement category was one of three originally put forward. The PAR38-replacement category has been put on hold (or shelved – we wait to find out), while the 21st Century Lamp category was never defined beyond a headline 150-lm/W number.

Earlier this week, Cree said it had built a prototype lamp that had surpassed this 150-lm/W figure. And GE recently talked about the likely commercial availability of its dimmable 75W- and 100W-replacement lamps, which “are expected to arrive on store shelves in late 2012” – in other words, at least one year from now. Were the timings of these announcements a coincidence, given that GE and Cree were one of the teams that said they intended to participate in the L Prize?

It’s also interesting to note that the L Prize announcement comes hot on the heels of the House vote that rejected an attempt to repeal lamp-related legislation contained within the 2007 Energy Independence and Security Act (EISA). The L Prize is mandated by EISA.

The most important point concerns pricing and availability of the lamps. The Philips lamps were evaluated for various performance characteristics, and thoroughly field-tested. So far, so good. But these were a set of 2000 lamps that were lovingly hand-crafted, and were not in any sense the product of a high-volume manufacturing line.

The L Prize requirements say that “the intent of the L Prize is for products to be available on a mass-production basis in a competitive commercial market… Entrants must provide evidence that they are fully prepared to begin production at a capacity which exceeds 250,000 units per year for the first year of production and increased production in subsequent years.” Of course, this is for lamps meeting or exceeding the L prize performance parameters. Philips has said that its lamp “could arrive in stores as soon as early 2012.”

Target retail prices – which are prices to the consumer or end-user, after potential utility or retailer incentives are applied – were also listed in the L Prize document, but these were definitely targets rather than requirements. For 60W-replacement lamps, the target prices are $22 in the first year of production, $15 in year 2 and $8 in year 3.

To recap, as far as the $10 million prize is concerned, there are no strict timescales for when Philips has to start selling its L Prize lamp, and no mandatory price points that must be achieved. However, Philips’ manufacturing plan was clearly deemed acceptable – and since it’s Philips, the chances are that they will deliver. Otherwise, I guess DOE will just ask for its money back.

So what about the non-cash benefits of winning the L Prize? Multiple qualifiers from each prize category (if there are any others) may be selected to participate in promotional activities and incentives with various energy-efficiency programs (EEPs). If there are, eventually, multiple qualifiers, then competition will force these companies to push their lamp prices down. But what about the Federal procurement contracts, where Philips as the outright L Prize winner will – apparently – enjoy a monopoly? *

Back to the $10 million prize…the L Prize document says that “EISA authorizes cash prizes for the first successful entrant in each prize category. Cash prizes will be based on the availability of funding from future appropriations and private funding contributions as authorized by the EISA.” But a comment from “lightguy us” on our recent article said that “the budget bill passed yesterday by the US congress cut all the funding for enforcement of energy-standard regulations.” So perhaps Philips is not going to receive $10 million after all.

In conclusion, we look forward to hearing more details surrounding the issues raised in this article, perhaps demonstrating how the L Prize will benefit not just Philips but the rest of the SSL industry in the US. Your comments are very welcome (and can be made anonymously) - use the Post a COmment button below.

(*The L Prize document states: In addition to cash prizes, the L Prize authorization provides that the Secretary of Energy is to consult with the Administrator of General Services to develop federal purchase guidelines with the goal of conducting a Federal procurement of SSL products from the winner under the 60-watt incandescent and PAR 38 halogen categories.)

COMMENTS
Name: dr_geoff   Posted: Mon, 08 Aug 2011 09:08
Tim, I am really surprised by the content of this post as it is very anti-Philips. The question I would ask is would you (or did you) question the relevance of the L-prize when it was first announced? If not then why are you questioning it now unless the only factor is Philips have won? On a more positive note, I think that the L-prize is a valid competition but unfortunately it was always going to be a vertically integrated lighting company that was going to win as they were the only companies that have the knowledge, experience and resources to deliver a product that could meet both the technical and commercial aspects of the competition. Thus only, Philips, Cree or OSRAM would have been in the winning team in reality. The main aim 3 years ago was to prove to the doubters of LED technology that it was possible to meet these criteria in a commercial product. This objective have been achieved and of course Philips will not care if the get USD10 million or not as that wasnt the priciple of entering. The main reasons anyone would enter the L-Pize or for that matter x-Prize is the learning during the challenge which provides a commercial advantage moving forward. One issue with remote phosphor based lamps is the colour when they are switched off which some say are not liked by consumers but the ultimate market testing is how many consumers buy. I think the DOE should be applauded for leading the SSL revolution on so many different fronts. The public leaders saw an opportunity and highlighted it and this action has influence worldwide from ANSI referred to standards and their Caliper programme which has failed to materialise in Europe for example. Lets applaud their efforts rather than simply dismiss them.

Administrators Reply

You are confusing "dismiss" with "constructively criticize." No, the article is not anti-Philips: as I said, they should be congratulated. I am questioning whether the L Prize has acheived what it set out to achieve. LEDs Magazine has consistently supported almost every aspect of the DOE SSL program, so I think we have the right to point out areas where we think there may be deficiencies, or where clarification and explanation is required.

Name: rcslti   Posted: Mon, 08 Aug 2011 12:08
I would like to add that other companies were planning to enter the L prize competition but the opportunity to do so has been closed accept for those that already sent in a letter of intent. The LED lighting community should have been given a notice that the deadline for submitting is on a specific date. I find it it curious that GE could submit there letter of intent just before the prize is awarded. I think if the Government wants participation it needs to make the rules clear in the beginning. It also should not allow the ambiguity that this article point out on introduction timeline and actual cost to the market. So far the Philips lamp on the market that uses the same technology remote phosphor as the L Prize lamp is marketed as a 12 w 800 Lumen but it actually measure 13.5 w and 810 Lumens on samples I measured a mere 60 Lumens Per Watt far short of the hand crafted L prize requirements and the price is $50.00 to consumers.
Name: anonymous1   Posted: Mon, 08 Aug 2011 16:08
I heard that the $10 million awarded to Philips has strings attached--a requirement that a substantial portion of the winning product be produced in the U.S. This means that Philips will be putting a stake in the ground here, rather than elsewhere.
Name: silvie   Posted: Tue, 09 Aug 2011 18:08
Hi - I work for Philips and would like to address a few of the concerns raised in this article.

For Philips, our entry into the contest was all about testing the boundaries of LED innovation and not about the prize money. As a company, our investment in the development of the L Prize lamp far exceeds the contest purse. However, Philips saw the L Prize contest as an investment in LED innovation, a way to leverage our expertise across the entire lighting value chain that could create a meaningful, energy-efficient product for consumers. To us the value was clear - at a time when we are all budget conscious and looking for ways to save money, and at the same time looking for ways to become more energy independent, a product that has the potential to save Americans $12 billion a year in energy costs was the definition of a meaningful innovation.

Philips has received the award and will be using the money to manufacture the lamp here in the US. The company expects the bulb to be in production by the end of this year/early 2012. This means that the $10 million will be re-invested locally – an American made lamp that will create jobs and help consumers save money.

The L Prize set the bar high for all 60 watt LED lamps and already the lessons we have learned from the development of the L Prize have been applied to our commercial Philips EnduraLED/AmbientLED lines in the form of our remote phosphor technology, LUXEON LEDs and dimming capabilities. Due to this, we have had the first commercially available 60 watt LED lamp, first Energy Star qualified 60 watt LED and now the first commercially available 75 watt LED equivalent (available at homedepot.com). These products are helping to advance SSL lighting by showing consumers that they do not have to compromise on light quality for energy efficiency and that these products are viable and available today.

The L Prize contest was initiated in 2008, and Philips submitted the required 2,000 samples in September 2009. All information that is readily and publicly available. Since then, those samples have undergone 18 months of stress testing – the DOE has dubbed the L Prize lamp the most tested lamp in history. The contest requirements were clear that the first company to complete 18 months of testing would win the competition – anyone submitting their intent to enter in 2011 would be aware of the contest requirements and the Philips lead in the testing process.

As far as the date of the announcement, it is a simple timeline - the testing phase was successfully completed, the test results were then reviewed and validated, and the winner notified. The government opted to announce prior to the summer recess, rather than delaying the announcement another month.

We would be happy to answer any other questions or concerns regarding the L Prize contest. Silvie.

Name: dave medinis   Posted: Thu, 11 Aug 2011 04:08
I have to agree with Tim that this contest was rigged from the start to accommodate large companies. I had a working model ready for submission two years ago that exceeded all the performance requirements by a wide margin. The problem was I could not enter and qualify for the prize unless I submitted 2000 units. This was obviously a barrier that kept individual and small companies out of the running. I did speak with with contest officials regarding that fact and they really didn't care if anyone had a device that meet their specifications unless they could provide all of the units requested. Not much of a contest.
Name: ahmed   Posted: Thu, 11 Aug 2011 05:08
It seems to me that no small manufacturers would have been able to enter the L Prize, due to the conditions that would allow only giant manufacturers such as Philips and Osram to participate. I think since Philips had no competition, the L Prize committee should have extended the deadline, they should have launched a wider and clearer campaign to lure different and new manufacturers. There are players out there with smart ideas and innovative designs that lack the huge PR machine that big players have at their disposal.
Name: calabiyao   Posted: Thu, 11 Aug 2011 14:08
Where is the published LM79 report for the lamp(s)? What was the du'v' in each angular sampling cone? A prize lamp helps spur the industry forward, but as noted by Philips the mellow-yellow, halloween color scheme will be ultimately rejected by the consumers. In an evolutionary design process this is still an intermediate. The lit-appearance also suffers as it produces dark shadows on the lower 1/3 of a glass shade of a chandelier.
Name: edy ten berge   Posted: Thu, 11 Aug 2011 15:08
In general I have strong doubts about the actual lifetime of 60 watt replacement led retrofits within luminaires . The lifetime depends strongly on the temperature of the led junction temperature. The lifetime degrades by a factor 2 per 10 degrees Celsius. The temperature of the led is directly coupled to the temperature of the direct surroundings. So if, for instance, the temperature within the luminaire goes up 30 degrees due to the heat of the retrofit, the lifetime will be shortened by a factor 8, because the led temperature goes also up with 30 degrees. Specialy in many closed ceiling luminaires the temperature will rise dramaticaly. This should be tested by measuring the body temperature of the lamp within a selection of different luminaires. The lifetime in the application can than be calculated by the temperature.
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DOE announces that Philips has won the 60W-replacement-lamp L Prize (Updated)
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