Latest ‘Solar cell efficiency tables’ include LONGi records for N-type TOPCon and HJT cells based on a commercial size silicon wafe
The 58th edition of the ‘Solar cell efficiency tables’ has been released, including reference to the world records set by LONGi’s N-type TOPCon and HJT technology in early June
JULY 1, 2021 LONGI
With solar continuing its march toward becoming a mainstream source of energy, cell efficiency is now an increasingly crucial factor. The application of high-efficiency and high-performance PV modules generates more energy using a limited area, reduces the cost of PV power generation systems and creates diverse application scenarios.
LONGi is committed to the development of high efficiency cell and module technologies for mass production. Adopting its advanced N-type TOPCon cell technology, the company’s newly released Hi-MO N modules are set to propel, once again, the PV industry’s technological transformation.
Appendix: List of recognized test centres for ‘Solar cell efficiency tables’
1 Commonwealth Scientific and Industrial Research Organization (CSIRO)
2 European Solar Test Installation (ESTI)
Useful Guidance For Maintaining Your Home's Roof
One thing that every homeowner should know a little bit about is roofing. The fact of the matter is, your roof plays a vital role in the wellbeing of your entire home. Not only does it protect you and your family from the elements, it also helps protect the rest of your house as well. Below are some important tips with regards to roofing. Read on and learn.
Don't mess around with your roof if the weather is inclement. Not only does it make it more dangerous for you to go up there, but it can also ruin the work you're attempting to do. Wait for nice weather, both temperature and storm-wise, and then take advantage of the beautiful day.
When replacing your roof, always use a reputable contractor. Make sure to find someone with experience and a good reputation in your area. While you might find that a less experienced roofer is also less expensive, keep in mind that you get what you pay for. Go for a professional, and your new roof will last!
When meeting with a professional roofer, ask to see a copy of their liability insurance. Any trustworthy roofer should have copies readily available. If they have a hard time providing you with their papers, they're probably not someone you want to work with. When you're trusting someone with your roof, you want all your bases covered.
If you hire a contractor who has workers to help them, it is often cheaper than hiring a contractor who works alone. A group of roofers are able to finish jobs quickly and that can end up costing you a lot less. However, if one contractor is your only option, then ensure their price is not too high.
When choosing between roofing contractors, contact your local Better Business Bureau for advice. They will let you know if any of the firms you are considering have complaints filed against them, a major red flag. You can also learn how long they have been serving your community as a company.
Be leery of anyone who randomly knocks on your door, and offers to fix your leaky roof. Unscrupulous con-men will offer to do the work, and most times run with your money, without doing any of the work at all. If you need a roofing job done, do your research and find a roofing contractor that you can trust.
Find out about roofing warranties from your roofer. Roof replacement and repair can be expensive, so you should always choose a contractor that offers warranties for the work. Professional contractors usually offer full get more info warranties on new roofs or roof replacements, but they may not on repairs. Always get a copy of your warranty when the work is done.
Is it time for a new roof? A roofing job is not only a huge project, but is expensive as well. That is why you want to make sure you hire the right professional for the job. Do a good amount of click here research to ensure that you are hiring the right company.
Now that you know a bit more about roofing, you can find a contractor to repair your roof without spending an arm and a leg. When your roof is damaged, the last thing that you want to do is put off making the needed repairs. With the advice you have just read, you can get your roof fixed quickly and easily.
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