Tag Archives: exposed

Solar Panel Inverters Explained: What They’re Used For

When a photo voltaic panel is uncovered to daylight, it produces direct present (DC) electrical energy.A photo voltaic inverter is the gadget that takes the direct present and converts it into alternating present (AC) power. On their very own, photo voltaic panels can solely generate DC, which suggests they aren’t appropriate with powering properties, which completely use AC, in addition to nearly all of home equipment — therefore the necessity for an inverter. As properly, photo voltaic panel inverters have a number of options which are useful and handy with regard to all the solar energy setup.

For instance, most trendy photo voltaic panel inverters can show, at minimal, the day’s primary system stats, similar to whether or not the battery is at present charging and the way a lot energy the photo voltaic panels have generated. This performance is normally primary, however extra superior options — similar to monitoring energy era over time — could also be made accessible in a companion cell app. Regardless whether or not your photo voltaic setup makes use of a cell app or inverter for monitoring, nonetheless, the inverter stays a key a part of the system, as you will not have the ability to energy your property and home equipment utilizing daylight with out it.

Who Is Mira Murati? The Story Behind Her Brief CEO Role At OpenAI

During her time at Tesla and Leap Motion, Murati was introduced to AI. In an interview with Wired, she expressed her strong belief in the potential of AGI, stating that she wanted to be at the forefront of this groundbreaking technology after experiencing its application in the real world at her previous positions. At the time, OpenAI and DeepMind were the primary organizations exploring the technology, and she aspired to be involved from an early stage. In a conversation with Fortune, she explained that she chose OpenAI because she was aligned with the company’s mission to ensure that artificial general intelligence benefits all of humanity.

Upon joining OpenAI, Murati found a nonprofit research lab with only a small team of employees, which is a stark contrast to its current state with over 700 employees and a few investors supporting the project. She believed that transitioning to a for-profit model was necessary, as large-scale research requires substantial funding.

She noted that the company’s culture has evolved significantly since her arrival, with a greater focus on product development than pure research. However, Murati emphasized to Wired the importance of preserving the nonprofit’s mission.

Murati also advocates for public testing as a means to enhance generative AI. In an interview with FastCompany, she highlighted the significance of ensuring that the development of this technology is progressing in the right direction, rather than in isolation.

This Mercedes-Benz Diesel Refuses To Die

Leaving a car parked and exposed to the elements for years often leads to significant issues. Rust and deteriorating gaskets, as well as fluid leaks, are common problems. However, not every car forgotten in a field is destined for the junkyard. A recent video shows an old Mercedes 200D W124 starting and driving again after sitting idle for eight years.

This diesel sedan has been through better days, but it’s not beyond saving. It has traveled 178,830 miles (287,800 kilometers) in its lifetime. Despite missing a battery and some unconnected hoses, the engine bay is dirty but intact. Surprisingly, there is still oil in the engine, albeit dirty, and the air filter is relatively clean.

With some fresh fuel, coolant, and a new battery, this rescued Mercedes is up and running again. It starts right up as if it had been waiting to be driven, even after sinking into the ground. Motor1.com contacted the creator of the video to learn more about the car’s recovery.

The cabin of the car is dirty, with various switches covered in grime and inoperable. However, the seats are not ripped apart, and the windshield wiper works with some effort. The only issue seems to be a stiff shifter. Surprisingly, the interior is in better condition than the rusting exterior.

In the video, a high-pressure wash removes a significant amount of grime from the car’s exterior, but some imperfections remain embedded in the paint. Some body panels are still dirty, highlighting the remaining rust spots on the truck lid, rear fascia, and hood. Additionally, some trim pieces are starting to fall off.

After cleaning a clogged fuel filter, the car runs well, although it emits a lot of smoke under acceleration. It likely needs new oil and a bit more tender loving care to be in top-notch condition. There are a few remaining issues, such as a non-functioning alternator, a broken horn, and the car continuing to run even with the key turned off and removed. Clearly, there is still some work to be done.

THE EXTRAORDINARY UNDERTAKING IS COMPLETE: ROLLS-ROYCE SPECTRE CONCLUDES GLOBAL TESTING PROGRAMME WITH METICULOUS LIFESTYLE ANALYSIS

  • Rolls-Royce concludes 2.5-million-kilometre testing programme of all-electric Spectre
  • Motor car has been exposed to temperature extremes of -40°C to +50°C
  • More than 50,000 total driven hours expended testing the motor car
  • Test programme concludes with Lifestyle Analysis testing in marque’s home market
  • Programme created to respond directly to Rolls-Royce client lifestyles

 

“Spectre is the Rolls-Royce that changes everything. It symbolises not only the marque’s technological leadership of the super-luxury sector, but that a bold electric future, first prophesised in 1900 by our founder, Charles Rolls, is now upon us. To attain its final, perfect form, Spectre has passed through our engineers’ ‘finishing school’ – and in so doing, completed the most demanding testing regime in our brand’s history, spanning 2.5 million kilometres and every conceivable extreme of temperature, weather, road type and surface condition. Equally importantly, it has also undergone our extensive Lifestyle Analysis testing. Applying our detailed knowledge of our clients’ tastes, habits and requirements, this unique evaluation process ensures Spectre delivers an authentic, personal and effortless super-luxury experience, as well as true engineering substance, specific to the most demanding consumer group in the world – the Rolls-Royce client.”
Torsten Müller-Ötvös, Chief Executive Officer, Rolls-Royce Motor Cars

“It is a highlight of my professional life to have developed Rolls-Royce Spectre, the car which propels Rolls-Royce into its bold, electric future. Such a remarkable car requires a remarkable testing programme and I am enormously proud that Spectre has now completed what has been the most arduous schedule ever conceived for a Rolls-Royce motor car. Indeed, it is where automotive manufacturers finish testing that so much of our work begins in fulfilling the requirements of the super-luxury consumer. This has been an extraordinary undertaking from a team of dedicated and highly skilled engineers that span both traditional technical disciplines and exciting emerging technologies. Rolls-Royce Spectre brings the future of this great marque into the present.”
Dr. Mihiar Ayoubi, Director of Engineering, Rolls-Royce Motor Cars

Rolls-Royce Motor Cars’ genre-defining all-electric super coupé, Spectre, has now concluded an historic and unique undertaking: a 2.5-million-kilometre testing programme simulating more than 400 years of use. In the most demanding development process in the marque’s 119-year history, Spectre has endured temperatures ranging from -40°C to +50°C, and in conditions spanning from Arctic snow and ice to deserts, high mountain passes and the world’s megacities.

En route, every one of Spectre’s 141,200 digital sender-receiver relations and 25,000 performance-related functions has been minutely observed, analysed and tuned by Rolls-Royce engineers, a process representing over 50,000 collective driven hours of highly skilled work. This has resulted in thousands of iterative improvements in everything from Spectre’s acoustic performance, composure under cornering and steering precision to its charge time, electric range and torque delivery; each small in itself, but with an immense overall cumulative effect on the client experience.

LIFESTYLE ANALYSIS

As a Rolls-Royce, Spectre must be more than just an engineering tour de force – it must also offer clients an authentic super-luxury experience. It has therefore also been subjected to the marque’s unique Lifestyle Analysis process, which has informed the development of every new product emanating from the marque’s home in its Goodwood era. This additional testing programme goes far beyond standard automotive assessments to encompass how clients will use the motor car in their daily lives.

Lifestyle Analysis is based on the marque’s detailed knowledge and understanding of the super-luxury consumer, and continuous intelligence-gathering across the luxury sector. It enables engineers to anticipate the very particular demands likely to be placed on a new Rolls-Royce and ensure that final engineered and fashioned experience incorporates appropriate features and responses.

Using this knowledge, engineers have considered a range of variables of particular relevance to Rolls-Royce clients. For example, they have examined how Spectre’s drivetrain performs on specific roads in and around the world’s most exclusive enclaves, including: Sanya on Hainan Island, China; Dubai in the United Arab Emirates; Napa Valley in California; and London, in the marque’s home market.

This testing is not limited to performance under highway speeds. Specific city centre destinations are also used to ensure that features such as four-wheel steering offer the requisite manoeuvrability benefits to access areas roads and property approaches with limited space. Indeed, testing in and around the boroughs of Mayfair and Kensington and Chelsea, London, ensured the appropriate rear axle steering to approach key residential streets and luxury retail locations.

Similarly, given the environments Spectre will be placed in worldwide, a large number of static testing procedures are undertaken that address key client concerns. These include if it is possible to hold a normal telephone conversation inside the motor car while it is parked alongside a waiting helicopter, the strength of the motor car’s in-car internet connection between specific skyscrapers, and ease of access when placing specific objects inside the motor car – the long garment bags used to protect formal evening suiting and gowns.

As with the technical road testing, the Lifestyle Analysis phase of testing is in place to highlight necessary adjustments to the motor car’s specification or performance. For example, after testing the power-assisted doors on an exceptionally steep hill – replicating the steep driveways common to the hills of Los Angeles, California – engineers added gyroscopic and G-force sensors to ensure that doors open and close at the same effortless speed, regardless of longitudinal or transverse parking angles.

Additionally, one corner was used so frequently to test the steering precision of Spectre, which the marque’s engineers believe is the most exact in Rolls-Royce history, they have named a switchback within the environs of Rolls-Royce’s home in Goodwood, West Sussex, ‘Spectre Corner.’

Fittingly, it was during Lifestyle Analysis testing in London, the capital of Rolls-Royce’s home market, that Spectre completed its 2.5-million-kilometre odyssey in preparation for client deliveries, which will commence in the fourth quarter of this year.

SPECTRE

WLTP:

Power consumption: 2.9 mi/kWh. / 21.5 kWh/100km*
Electric range: 323 miles / 520 kilometres*
CO2 emissions 0 g/km

*Preliminary data not yet confirmed, subject to change.

  1. Official data on fuel consumption, CO2 emissions, power consumption and electric range were determined in accordance with the mandatory measurement procedure and comply with Regulation (EU) 715/2007 valid at the time of type approval.
  2.  WLTP information takes into account any special equipment in ranges. For vehicles that have been type-tested since January 1st, 2021, the official information no longer exists according to the NEDC, but only according to the WLTP. For more information on the WLTP and NEDC measurement procedures, see WLTP: new times, new rules.