W Kalifornii gigant technologiczny Google ma instalację paneli słonecznych o mocy 1,6 MW. Badania, które przeprowadzili na własnym sprzęcie, doprowadziły do jednoznacznego wniosku, że brudne panele słoneczne będą miały negatywny wpływ na ich wydajność. Piętnaście miesięcy po zainstalowaniu ich paneli słonecznych eksperymentowali z czyszczeniem paneli słonecznych. Po pierwszej sesji czyszczenia paneli słonecznych ich wydajność podwoiła się na niektórych panelach słonecznych. Osiem miesięcy później mieli drugą sesję czyszczenia paneli słonecznych, a wydajność paneli słonecznych wzrosła ponownie o 36%. Po wyczyszczeniu paneli słonecznych wszystkie panele słoneczne Google zwiększyły swoją wydajność o co najmniej 12%
Badania Google dotyczące czyszczenia paneli słonecznych
Poprzedni artykułCzy panele słoneczne wymagają czyszczenia?Następny artykuł Dlaczego mycie paneli PV jest tak ważne?
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6- We refrain from reproduce templates and employ only individual text and pictures
We do not work with website design; the client, if desired, can then edit the websites to suit his wishes
Understanding the complex world of chronometers
Understanding COSC Validation and Its Importance in Watchmaking
COSC Accreditation and its Rigorous Criteria
Controle Officiel Suisse des Chronometres, or the Official Swiss Chronometer Testing Agency, is the official Swiss testing agency that certifies the accuracy and accuracy of wristwatches. COSC accreditation is a symbol of superior craftsmanship and dependability in timekeeping. Not all watch brands seek COSC certification, such as Hublot, which instead follows to its own stringent standards with movements like the UNICO, achieving equivalent precision.
The Art of Precision Chronometry
The central mechanism of a mechanical timepiece involves the spring, which supplies power as it loosens. This mechanism, however, can be prone to environmental elements that may influence its precision. COSC-accredited movements undergo strict testing—over fifteen days in various conditions (5 positions, 3 temperatures)—to ensure their resilience and reliability. The tests measure:
Mean daily rate precision between -4 and +6 secs.
Mean variation, maximum variation rates, and effects of thermal changes.
Why COSC Accreditation Matters
For timepiece enthusiasts and collectors, a COSC-certified watch isn’t just a piece of technology but a demonstration to lasting excellence and accuracy. It signifies a watch that:
Provides excellent reliability and accuracy.
Ensures assurance of quality across the complete construction of the timepiece.
Is likely to retain its value more effectively, making it a wise choice.
Well-known Timepiece Brands
Several renowned manufacturers prioritize COSC validation for their timepieces, including Rolex, Omega, Breitling, and Longines, among others. Longines, for instance, offers collections like the Archive and Spirit, which highlight COSC-certified movements equipped with innovative substances like silicone equilibrium suspensions to boost resilience and efficiency.
Historical Background and the Evolution of Timepieces
The idea of the timepiece originates back to the requirement for exact chronometry for navigation at sea, emphasized by John Harrison’s work in the 18th cent. Since the official foundation of COSC in 1973, the validation has become a benchmark for evaluating the precision of high-end timepieces, sustaining a tradition of superiority in watchmaking.
Conclusion
Owning a COSC-validated timepiece is more than an aesthetic choice; it’s a commitment to quality and accuracy. For those valuing accuracy above all, the COSC certification provides peace of thoughts, ensuring that each validated watch will function dependably under various circumstances. Whether for individual satisfaction or as an investment, COSC-certified watches distinguish themselves in the world of horology, maintaining on a legacy of careful timekeeping.
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