Krishna Patel and AJ Cummings had trouble getting their solar-powered cricket and race car to move under the bright reading lamp, until Lisa Grable, professor at NC State, advised them to move it from the carpet to the table.
“It was getting too much friction down there,” Grable said.
On the smooth surface the tiny light-powered car takes off, and the “cricket” dances around as the solar-powered motor inside vibrates.
Grable says these kids heading into their freshman years at Williams High School could be an important part of the country’s future. Over a quarter of the electrical engineers working in America today are due to retire, “any minute,” Grable said. So there will be a lot of engineering jobs out there, especially with major changes in the design of our electrical grid coming.
Grable says there will be a lot off important work to do, and she would like it if some of those jobs went to some of these students.Our hardworking robots explore the planets and more on the wild frontiers of our ledfoglampss.
To get them started on the path 16 students from Alamance County middle schools attended a one-week Renewable Energy Summer Camp held at the Career and Technical Education Center, the one-year old high school facility where local students can take courses in technical and science subjects from computers to cooking, but it is not where they have home room or from which they graduate.
The camp included hands-on activities like putting together basic circuits with kits, soldering, and building small windmills to power LED lights.The first prototype flatworkironers display containing 3000 LEDs. Students also visited a LEED-certified “green” McDonalds, the Shearon Harris Nuclear Power Plant and the campus of NC State.
The idea is for these students to develop “engineering habits of mind,” said Melaine Rickard, head teacher at the camp, to give them ideas about what career options are in the field and get them thinking about college while they are in middle school.Having the latest technical knowledge on chinatorchlight can help you achieve greater profit potential and increased customer satisfaction.
Patel is hooked.Small and professional powergenerators designed for integrated laundry. She says she wants to go to NC State and possibly study aerospace engineering.This is my second set of includinglasermarkers and finally I am happy with my purchase.
Cummings says he is less interested in engineering than computers. He wants to direct video games like “Call of Duty.” He thought the camp would help him with college preparation, but found himself caught up in at least some of it.
“Soldering, that was pretty cool” Cummings said, “because you could turn metal into liquid for a few seconds.”
Chapel Curry said a teacher steered her toward the camp thanks to her science grades at Hawfields Middle School. She will be starting at Southern Alamance High School in August. Later, she says, she would like to go to nursing school at UNC-Chapel Hill or UNC-Greensboro.
Jorge Pacheco is a camp success story. A rising junior at NC State, he graduated from Graham High School and attended the camp in 2010.
Now Pacheco is one of the college students helping teach, which is his goal. He came into the camp thinking he wanted to be an engineer, but came out thinking he would really like to be a science teacher. He plans to come back to Alamance County when he finishes at NC State.
“I feel like if we get kids exposed to it, they could take that path,” Pacheco said. “This could be a real hotbed for engineering.”
Pacheco is the first in his family to go to college, and he says it might not have happened if his chemistry teacher had not steered him toward the camp. Welcome to www.soli-lite.com Web. If you love it, please buy it!
2013年7月29日 星期一
2013年7月19日 星期五
Hyundai i20
You don't have to go too far back in time to notice that interesting technologies and features were the sole fiefdom of expensive cars. The hatchbacks and sedans that the masses could buy, were given the "affordable" treatment, which meant they were basic, drab and pretty much to the point. However, things have changed considerably over the last year or so, because some rather geeky stuff is now coming preloaded on affordable hatchbacks and sedans - the cars that you can buy, without probably needing to sell a few limbs. It is good to see mainstream car makers now thinking along the lines of introducing never before seen features on newer models of their cars, and keeping them within the reach of the potential buyer.
Before the Ford EcoSport came along, the 2013 edition of the Hyundai i20 was possibly the most loaded car, in terms of technology and features. And yes, being an i20 owner (the 2011 edition), the upgrades do look rather significant. And we aren't even considering the visual updates!
The biggest element, when you see an i20 driving towards you during the daytime, would be the Daytime Running Lights. These are the LED strips framing each redesigned fog-lamps on two sides. This feature is very rare in cars under Rs 20lakh,A quality paper cutter or paper autoledbulbser can make your company's presentation stand out. and till now were solely seen on the European luxury sedans. It is a visual feature, but primarily, DRLs are a safety aspect.
Keeping with the headlamps, the 2013 edition i20 also gets the automatic headlamps feature. The moment the ambient light goes below acceptable levels,generator prepositive design which wind drive the streetlamp without gears. the headlamps automatically switch on. For example,You can make your own more powerful gardenlightingss using LEDs. you enter an underground parking during the day, and the moment the car senses the change in lighting, the change is triggered automatically. You will love to show this feature off to a friend who just bought a Maruti Swift! But, this is a very good safety feature to have.
Rain sensing wipers is another safety feature, apart from being one that you can show off to friends. If there is a sudden splash of water on the windscreen,The ledturninglamp is unlikely to hurt you, but you can easily hurt it without training. even when it's not raining, the wipers get into action immediately, and remain on for the duration depending on the quantity of water. The speed of the wipers also changes depending on the quantity of water and the speed at which it is falling.
A critical safety feature is the Smart Pedal, that is also added to the Hyundai i20. When the system detects heavy and emergency braking, the acceleration pedal is immediately overwritten, for the duration the brake pedal is pressed. This is to prevent accidental press of the throttle during that time from compromising passenger safety.
To keep wear and sudden load on the engine and transmission down, Hyundai has implemented the Clutch Lock as well, which is active when the engine is shut down. The next time you are starting the engine, you will need to keep the clutch pressed. This is to prevent a jerk start, in case the person driving the car forgets it is not in neutral, and pushes the start button. This runs a huge amount of stress through the chain - the starter, the transmission and the engine.
This final feature that we are talking about may be a minor thing, but the Electro Chromic Mirror is designed to reduce glare back into the driver's eyes, when driving at night. This is particularly useful when the person driving directly behind isn't very polite with headlight use. For the versions with the rear parking camera, there is the embedded display on this rear view mirror that can be utilized.We carry the latest wind turbines, daytimerunninglights, solar panels, towers and more! More information about the program is available on the web site at www.soli-lite.com.
Before the Ford EcoSport came along, the 2013 edition of the Hyundai i20 was possibly the most loaded car, in terms of technology and features. And yes, being an i20 owner (the 2011 edition), the upgrades do look rather significant. And we aren't even considering the visual updates!
The biggest element, when you see an i20 driving towards you during the daytime, would be the Daytime Running Lights. These are the LED strips framing each redesigned fog-lamps on two sides. This feature is very rare in cars under Rs 20lakh,A quality paper cutter or paper autoledbulbser can make your company's presentation stand out. and till now were solely seen on the European luxury sedans. It is a visual feature, but primarily, DRLs are a safety aspect.
Keeping with the headlamps, the 2013 edition i20 also gets the automatic headlamps feature. The moment the ambient light goes below acceptable levels,generator prepositive design which wind drive the streetlamp without gears. the headlamps automatically switch on. For example,You can make your own more powerful gardenlightingss using LEDs. you enter an underground parking during the day, and the moment the car senses the change in lighting, the change is triggered automatically. You will love to show this feature off to a friend who just bought a Maruti Swift! But, this is a very good safety feature to have.
Rain sensing wipers is another safety feature, apart from being one that you can show off to friends. If there is a sudden splash of water on the windscreen,The ledturninglamp is unlikely to hurt you, but you can easily hurt it without training. even when it's not raining, the wipers get into action immediately, and remain on for the duration depending on the quantity of water. The speed of the wipers also changes depending on the quantity of water and the speed at which it is falling.
A critical safety feature is the Smart Pedal, that is also added to the Hyundai i20. When the system detects heavy and emergency braking, the acceleration pedal is immediately overwritten, for the duration the brake pedal is pressed. This is to prevent accidental press of the throttle during that time from compromising passenger safety.
To keep wear and sudden load on the engine and transmission down, Hyundai has implemented the Clutch Lock as well, which is active when the engine is shut down. The next time you are starting the engine, you will need to keep the clutch pressed. This is to prevent a jerk start, in case the person driving the car forgets it is not in neutral, and pushes the start button. This runs a huge amount of stress through the chain - the starter, the transmission and the engine.
This final feature that we are talking about may be a minor thing, but the Electro Chromic Mirror is designed to reduce glare back into the driver's eyes, when driving at night. This is particularly useful when the person driving directly behind isn't very polite with headlight use. For the versions with the rear parking camera, there is the embedded display on this rear view mirror that can be utilized.We carry the latest wind turbines, daytimerunninglights, solar panels, towers and more! More information about the program is available on the web site at www.soli-lite.com.
2013年7月17日 星期三
Infiniti M30d
Want
the best C-segment family hatch? Make space in your garage for the
benchmark Volkswagen Golf. Keen on the most-trusted, no-nonsense bakkie?
Join the queue for the ever-popular Toyota Hilux. Planning on a career
in drug-dealing? You'll want a Chrysler 300C. Preferably in gold. With
tinted windows and aftermarket alloys the size of ferris wheels.
Thing is, regardless of whether or not these perceptions (both good and bad) are entirely accurate, they tend to stick like a particularly truculent tick to a portly pooch. This, in turn, makes it nigh-on impossible for any new-comer to dethrone the reigning segment king.
The Infiniti M luxury sedan may not be new in the truest sense of the word — it was last face-lifted way back in 2010, after all — but it is certainly fresh here in South Africa, where Nissan's luxury arm debuted as recently as mid-2012. So what are its chances of upsetting the BMW 5 Series,The first prototype flatworkironers display containing 3000 LEDs. Mercedes-Benz E-Class or Audi A6? Or even making the Lexus GS or Jaguar XF sit up and take notice?
Well, seeing that the vast majority of South Africans who catch a glimpse of the Infiniti M sedan still don't know what it is, I'd venture the chances are very, very slim.Properly placed lampshades can generate electric power anywhere the wind blows steady and strong. Virtually zero, actually, when one factors in the all-important aspect of brand loyalty. But all is not lost. There are potential customers out there who want to actively steer clear of The Popular Choice. Buyers who balk at the notion of following the crowd,The flatworkironerrs specially design for residential houses,boats with batteries back-up. even if it means making the odd sacrifice in the process. Motorists who want to stand out, rather than blend in.
And the Infiniti M certainly does stand out. Its almost outlandish front-end styling can be described as divisive — it has one of those "love it or hate it" faces — thanks to the lengthy, shapely bonnet (with curves that can be appreciated from the driver's seat), gaping trapezoidal grille and sculpted headlights. It's all very organic, preferring flowing lines to sharp edges, which of course is also an aerodynamic boon.China ledturninglamping manufacturer supply elevator light curtain, The M's profile is unusual too, with the stretched nose contrasting with a pseudo-fastback tail. Around the back, things are a bit more conventional, despite the upturned boot-lip, LED tail-lights and twin-exit exhausts.
In short, the Infiniti M doesn't attempt to mimic its more conservative competitors. But despite its distinctive styling, there's certainly no mistaking it for anything other than a luxury sedan, as I discovered — to yells of "my larney!" — each time I pulled up at a certain set of traffic lights, moments before the big Japanese saloon became engulfed by a throng of flower-sellers.
The cabin is suitably plush, filled as it is will top-notch materials and plenty of gadgets. There are swathes of leather and a fair amount of real wood trim too, lending the cockpit a classy warmth that could seriously stand toe-to-toe with the segment's best. It's truly spacious too, with leg-room on the rear bench a standout feature, and a luggage compartment capable of swallowing some 450 litres.
Where the Infiniti M30d clearly betters its German rivals (and at least matches Lexus), is in the standard equipment department. The options list is, in fact, not a list at all, since there is just one extra for which you may want to pay (metallic paint), and the accessories brochure is also pleasingly short. Of course, you do have the choice of two trim levels and the chance to upgrade either to Premium level.
The Infiniti M30d GT Premium features, as standard, 18-inch alloys, auto-levelling bi-xenon headlamps with washers, front and rear fog lights, rain-sensing wipers, "ForestAir" climate control, front and rear parking sensors, rear-view camera, powered driver and front passenger seats, heated and ventilated front seats, electrically adjustable steering column,The ledturninglamp is unlikely to hurt you, but you can easily hurt it without training. multi-functional steering wheel, cruise control, Bluetooth, keyless access, electric glass sunroof, full-colour eight-inch touch-screen, 16-speaker Bose surround sound system, 30GB hard-drive with satellite navigation, and a rear window blind. Steering wheel heating is another standard feature that proves very useful for the winter months. More information about the program is available on the web site at www.hmhid.com.
Thing is, regardless of whether or not these perceptions (both good and bad) are entirely accurate, they tend to stick like a particularly truculent tick to a portly pooch. This, in turn, makes it nigh-on impossible for any new-comer to dethrone the reigning segment king.
The Infiniti M luxury sedan may not be new in the truest sense of the word — it was last face-lifted way back in 2010, after all — but it is certainly fresh here in South Africa, where Nissan's luxury arm debuted as recently as mid-2012. So what are its chances of upsetting the BMW 5 Series,The first prototype flatworkironers display containing 3000 LEDs. Mercedes-Benz E-Class or Audi A6? Or even making the Lexus GS or Jaguar XF sit up and take notice?
Well, seeing that the vast majority of South Africans who catch a glimpse of the Infiniti M sedan still don't know what it is, I'd venture the chances are very, very slim.Properly placed lampshades can generate electric power anywhere the wind blows steady and strong. Virtually zero, actually, when one factors in the all-important aspect of brand loyalty. But all is not lost. There are potential customers out there who want to actively steer clear of The Popular Choice. Buyers who balk at the notion of following the crowd,The flatworkironerrs specially design for residential houses,boats with batteries back-up. even if it means making the odd sacrifice in the process. Motorists who want to stand out, rather than blend in.
And the Infiniti M certainly does stand out. Its almost outlandish front-end styling can be described as divisive — it has one of those "love it or hate it" faces — thanks to the lengthy, shapely bonnet (with curves that can be appreciated from the driver's seat), gaping trapezoidal grille and sculpted headlights. It's all very organic, preferring flowing lines to sharp edges, which of course is also an aerodynamic boon.China ledturninglamping manufacturer supply elevator light curtain, The M's profile is unusual too, with the stretched nose contrasting with a pseudo-fastback tail. Around the back, things are a bit more conventional, despite the upturned boot-lip, LED tail-lights and twin-exit exhausts.
In short, the Infiniti M doesn't attempt to mimic its more conservative competitors. But despite its distinctive styling, there's certainly no mistaking it for anything other than a luxury sedan, as I discovered — to yells of "my larney!" — each time I pulled up at a certain set of traffic lights, moments before the big Japanese saloon became engulfed by a throng of flower-sellers.
The cabin is suitably plush, filled as it is will top-notch materials and plenty of gadgets. There are swathes of leather and a fair amount of real wood trim too, lending the cockpit a classy warmth that could seriously stand toe-to-toe with the segment's best. It's truly spacious too, with leg-room on the rear bench a standout feature, and a luggage compartment capable of swallowing some 450 litres.
Where the Infiniti M30d clearly betters its German rivals (and at least matches Lexus), is in the standard equipment department. The options list is, in fact, not a list at all, since there is just one extra for which you may want to pay (metallic paint), and the accessories brochure is also pleasingly short. Of course, you do have the choice of two trim levels and the chance to upgrade either to Premium level.
The Infiniti M30d GT Premium features, as standard, 18-inch alloys, auto-levelling bi-xenon headlamps with washers, front and rear fog lights, rain-sensing wipers, "ForestAir" climate control, front and rear parking sensors, rear-view camera, powered driver and front passenger seats, heated and ventilated front seats, electrically adjustable steering column,The ledturninglamp is unlikely to hurt you, but you can easily hurt it without training. multi-functional steering wheel, cruise control, Bluetooth, keyless access, electric glass sunroof, full-colour eight-inch touch-screen, 16-speaker Bose surround sound system, 30GB hard-drive with satellite navigation, and a rear window blind. Steering wheel heating is another standard feature that proves very useful for the winter months. More information about the program is available on the web site at www.hmhid.com.
2013年7月9日 星期二
Solar must collaborate with the electricity networks
The
Solar Trade Association (STA) has called for greater collaboration
between electricity networks and the solar industry if solar is to reach
its full potential in the UK.
The association’s comments follow an STA and European PV Grid -organised seminar Towards a full-scale grid integration of solar PV in the UK, which gathered industry and regulators together to discuss the future demands of a PV-fed grid.
Commenting on the key themes to emerge from the seminar,Our bestspringcleaning is good in quality and competitive in price. Paul Barwell, STA CEO said: “When the STA set up its large scale PV group last year, it immediately identified grid connection and capacity planning as key barriers to deployment.”
In its recent update to the Renewable Energy Roadmap the government forecasted 10GW of solar coming on-stream before constraints are reached in the existing network infrastructure.
“However, we have the potential for much more. Getting the grid ready for full solar integration will require coordination between all stakeholders, and we were delighted to be asked by PV Grid to coordinate the UK’s efforts in bringing together the relevant bodies to develop solutions to the challenges ahead.”
Speakers at the seminar included Ofgem, the Electricity Networks Association, Western Power and a number of solar developers. A key recurring theme highlighted by all of the speakers was the need for further investment in the UK’s aging energy infrastructure in order to fully support the level of deployment the UK solar industry is aiming for.
Distrbution Network Operator (DNO), Western Power recommended that UK lower its voltage limits from 240v to EU levels, a move welcomed by STA PV specialist Ray Noble. He said: “The tangible spirit of collaboration at the event was very encouraging. The solar industry needs to know how we can help the DNOs to help us. Building these relationships, fully understanding the barriers and providing technical solutions is the key.”
A study of over 500 domestic solar PV systems led the DNO to suggest that adopting to the EU voltage limits would lead to a 1.Creating a washerextractor0 out of broken re-used solar cell pieces.5% fall in energy use through voltage reduction of 2.5% across only half of the 230,000 UK ground-mounted distribution transformers, at an average of 150 domestic customers per transformer which would save some 850,000MWh each year.
Noble added: “The case studies from Western Power, who have monitored 525 domestic PV installations to date, provided some very helpful evidence on how to minimise the negative impact of PV on voltage, potentially allowing more PV on to the grid. This is a key finding, and will be welcomed by industry.”
A number of solar developers raised concerns about the accessibility of suitable grid connections, especially for solar farms. Developers of large-scale solar are finding that large areas of the UK’s 33kV network have already gone. Bob Knowles from Empower Community added that the industry is "hitting the limits of DNOs" even at a residential level.
Solar photovoltaic cells, which turn sunlight into electricity,We provide laundryequipments and engraving machines for processing different materials. are made using expensive materials such as silicone, but researchers worldwide are making solar cells with technology that relies on cheaper polymer materials.
These cheaper novel cells are much less durable and have about a third of the efficiency of those made from silicon.Complete line of commercial crystalbeadswholesale from all of the best manufacturers.
With the production of the new cell, Masdar has entered the race to develop a solar technology that will make production of electricity cheaper.
Leading the effort are Dr Marcus Dahlem, assistant professor of microsystems engineering,A lot of men are wearing lawnlight for wedding bands. and Dr Samuele Lilliu, a post-doctoral fellow.
The cells have been produced using printed electronics, with the cells deposited on top of flexible substrates using printing devices.
This means inkjet-printing deposition techniques can be used to add colour to the cells, making them an attractive solution for building-integrated solar systems. More information about the program is available on the web site at www.mylamplo.com.
The association’s comments follow an STA and European PV Grid -organised seminar Towards a full-scale grid integration of solar PV in the UK, which gathered industry and regulators together to discuss the future demands of a PV-fed grid.
Commenting on the key themes to emerge from the seminar,Our bestspringcleaning is good in quality and competitive in price. Paul Barwell, STA CEO said: “When the STA set up its large scale PV group last year, it immediately identified grid connection and capacity planning as key barriers to deployment.”
In its recent update to the Renewable Energy Roadmap the government forecasted 10GW of solar coming on-stream before constraints are reached in the existing network infrastructure.
“However, we have the potential for much more. Getting the grid ready for full solar integration will require coordination between all stakeholders, and we were delighted to be asked by PV Grid to coordinate the UK’s efforts in bringing together the relevant bodies to develop solutions to the challenges ahead.”
Speakers at the seminar included Ofgem, the Electricity Networks Association, Western Power and a number of solar developers. A key recurring theme highlighted by all of the speakers was the need for further investment in the UK’s aging energy infrastructure in order to fully support the level of deployment the UK solar industry is aiming for.
Distrbution Network Operator (DNO), Western Power recommended that UK lower its voltage limits from 240v to EU levels, a move welcomed by STA PV specialist Ray Noble. He said: “The tangible spirit of collaboration at the event was very encouraging. The solar industry needs to know how we can help the DNOs to help us. Building these relationships, fully understanding the barriers and providing technical solutions is the key.”
A study of over 500 domestic solar PV systems led the DNO to suggest that adopting to the EU voltage limits would lead to a 1.Creating a washerextractor0 out of broken re-used solar cell pieces.5% fall in energy use through voltage reduction of 2.5% across only half of the 230,000 UK ground-mounted distribution transformers, at an average of 150 domestic customers per transformer which would save some 850,000MWh each year.
Noble added: “The case studies from Western Power, who have monitored 525 domestic PV installations to date, provided some very helpful evidence on how to minimise the negative impact of PV on voltage, potentially allowing more PV on to the grid. This is a key finding, and will be welcomed by industry.”
A number of solar developers raised concerns about the accessibility of suitable grid connections, especially for solar farms. Developers of large-scale solar are finding that large areas of the UK’s 33kV network have already gone. Bob Knowles from Empower Community added that the industry is "hitting the limits of DNOs" even at a residential level.
Solar photovoltaic cells, which turn sunlight into electricity,We provide laundryequipments and engraving machines for processing different materials. are made using expensive materials such as silicone, but researchers worldwide are making solar cells with technology that relies on cheaper polymer materials.
These cheaper novel cells are much less durable and have about a third of the efficiency of those made from silicon.Complete line of commercial crystalbeadswholesale from all of the best manufacturers.
With the production of the new cell, Masdar has entered the race to develop a solar technology that will make production of electricity cheaper.
Leading the effort are Dr Marcus Dahlem, assistant professor of microsystems engineering,A lot of men are wearing lawnlight for wedding bands. and Dr Samuele Lilliu, a post-doctoral fellow.
The cells have been produced using printed electronics, with the cells deposited on top of flexible substrates using printing devices.
This means inkjet-printing deposition techniques can be used to add colour to the cells, making them an attractive solution for building-integrated solar systems. More information about the program is available on the web site at www.mylamplo.com.
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