Archive for the ‘IT’ Category
During disturbances to power supplies or overall power failures, Uninterruptible Power Supply (UPS) systems continue to supply a flow of energy. The UPS system will respond faultlessly should the critical load from the main supply drop below the critical load’s voltage limit. Furthermore, it can maintain a continuous flow of power for anything up to an hour depending on the load required from that specific system. Should a UPS system not be present in such a situation, important data and hardware help on the affected business’s machinery can be damaged or permanently lost.
UPS systems are more ordinarily associated with data centres, recent years has seen them becoming more commonplace throughout varying industries. As so many businesses now rely on multiple electrical machines at any one time, the need for a reliable power source is imperative. It is key to understand precisely the load consumption required to uphold the business machinery as to ensure the correct UPS solution.
There are many contributing variables within a business that are necessary to consider for the sake of a UPS sizing exercise. Different businesses experience different load outages due to seasonality; powering temperature control systems during hotter/colder months, increased machine usage during peak seasons, decreased energy usage during holiday periods and so forth. Businesses that may be entering a growth period will need to allow for the increase of required equipment to correlate the growth. Thus it is clear that the business critical load requirements need to be established as well as investigating the load usage over a meaningful amount of time as to establish precisely what would be required of the UPS system.
You can find more information surrounding methods of adequate UPS sizing via the Uninterruptible Power Supplies Ltd website. You can also find details of UPS hiring as well as other products and services such as data centre design and battery racks.
With the current advances in broadband Internet technology most people have forgotten about how important dial up internet truly is. In the past dial up was the only way a person could access the net and it still has its benefits.
When the internet was being built there was not much focus on connection speed between servers and users since the data was very simple. This changed greatly when users began to demand multimedia rich content. Videos and music which is something most of us take for granted was very challenging to access with the inherent bottlenecks that dial up access offers.
Before DSL and Cable become common in most households the only way to access the Internet was using dial up and that technology went through a major overhaul. It started off with the 9800 baud modem and then progressed to the 28.8kb/s technology and at its limit achieved 56kb/s.
What made dial up internet so attractive was the relative convenience with which most consumers could access it. By using the existing telephone infrastructure a person could use these copper wires to connect remotely to a server and access the internet.
The challenge with that technology is the large amount of electromagnetic interference that these copper wires had. If a person lived in a very rural area they were not able to get very fast or stable connections which lead to some individuals becoming frustrated.
Government intervention prompted most internet service providers to invest in technologies like DSL and Cable. Both of these technologies use the current infrastructure that is in place however they utilize higher frequencies which enable greater volumes of data to be transmitted back and forth.
While the proliferation of this new broadband technology has grown rapidly there are still certain individuals that rely on dial up internet. If a person is using dial up to connect to the internet there are some things they can do to improve their experience online. Try to limit the number of tabs that are open in a browser. Each browser tab will consume come bandwidth in order to stay connected to the net. Also make sure that the phone line that is used for the connection is not shared with a telephone. Call waiting amongst other features with a telephone service might create interference that will have a direct impact on a person online experience limiting their connection speed.
