Friday, September 30, 2011

Benefits of Using Uninterrupted Power Supply

In many organization whether its small or large organization, they use Uninterrupted Power Supply (UPS) to protect their systems. Not only the systems it could be anything like machinery, refrigerators, servers, computers or any other electronic gadgets to protect their work from the loss of the data in the event of a power failure. Because they work continuously and they do not shut any of their machines for a single minute, if they do they have to suffer a huge loss so for this reason they use battery. Battery comes into different sizes and the units and as per the use or the need of the batteries. Batteries work same as generator but they are better than the generators. They continuous supply power to your systems in case of power failure. Generator may cause your systems but there is no chance you lose your data in uninterrupted power supply. There are many companies who manufacturers UPS like HP, Dell, Shenzhen Santakups Electronic, cyber Power systems, APC, etc. And it comes into variety of ranges, previously UPS were very expensive. Each UPS has been developed by the company comes into different units, prices and so on. These companies understand the actual need of the UPS. In today’s globalised world, each and every organization works with computers, uses computers. No organization is maintaining books for any records; it is time consuming as well as expensive and it saves lots of time of the company. So, every company whether it is small or large use software for maintaining records. Whether it’s a business centers, data centers, servers or the manufacturing processes they demand power which can be supplied by installing high units of Uninterrupted Power Supply. Now a day’s the Online Uninterrupted Power Supply is considered to be the most expensive and advanced form. No doubt they are noisy, contain cooling fans and require some planning if you want to establish in small office or at home. The main benefit of the Uninterrupted Power Supply is when there is a power cut; UPS switch to its battery and start loading whereas generator takes some time to load. When there is bad power supply, UPS decides that the power is bad and its load remains on the batteries. UPS either switched to the main input or simply dies depending upon the UPS design, units and upon the company.

Monday, September 12, 2011

Power inverter technology design advantages


DA Series Inverter and UPS inverter laptop battery conversion of comparison:

Telecom used the so-called inverter biggest feature is one DC power supply voltage is 48V, but by the power supply voltage of 48V converted the UPS inverter actually does not apply to communications systems.

First: DA Series Hp laptop battery of inverter input noise smaller. UPS work with the battery pack are used alone, did not consider the parallel battery use, so the UPS, there is no taking into account the communication system by the most sophisticated anti-irrigation input noise, the input noise greatly. If the UPS battery pack with its shared communication system, it will interfere with and affect call quality.

Second: DA series inverter with a specially designed DC snubber circuit. UPS generally only communicate snubber circuit design, that is, when the boot to prevent COMMUNICATION impact UPS, but in terms of communications systems is not enough, and Compaq Presario 2100 battery (compaq 2100 battery) are dangerous. Communications room because of the latitude cpx pack used, their capacity is generally more than thousands of AH, when the DC switch instant, batteries have a very easy to damage the surge of UPS components, battery life is also easy to wear and tear, it must be in battery pack and inverter plus a buffer between the start circuit to address the issue.

Third: DA Series Inverter UPS capacity than double the increase of the inverter. When the general UPS’s load at startup, in order to prevent computer capacitive loading effect of the cold boot startup date that Hp 319411-001 battery moment (about 10ms period) will have a tremendous load current, so boot jumper to bypass municipal electric supply. However DA Series inverter is not, when the load restart or cold boot, all cold boot the impact of the burden by the inverter, so DA Series Inverter UPS capacity factor of the inverter are the reasons for double In this. DA series inverter with Hp F4812A battery polarity protection. Battery capacity of the engine room are very great, if modified by the UPS inverter when the battery accidentally reverse connected, the UPS will not only damage will be to do permanent damage to the battery. However DA Series battery polarity protection, when an error occurs will not be able to start, to avoid the aforementioned problems.

Some users think the UPS with 48V inverter, in the normal situation, the machine’s power supply by the electricity rather than batteries, so it seems to reduce the burden on the Hp F4809A battery. In fact, for the communications room of the latitude c610 pack used, their capacity for thousands of AH in general more than usual by the communication switching power supply (the capacity of several hundred amperes) on the battery pack to float. So there is no need to worry about DA Series inverter battery pack will increase the heavy burden. Moreover, because of the industrial power network interference, distortion, mutation greatly, for peacetime use of electric-powered city forms of UPS inverter, its load will interfere with the inevitable impact of the good work load. At the same time, because of rectifier harmonic currents generated, the grid will result in anti-irrigation pollution, because the city of a sudden disruption in electricity, Hp F4098A battery supply current from zero to the great mutation will cause an instant latitude c640 voltage drop, while the DA series of communications-specific inverter with its job completely unrelated to the city of electricity, the electric city of interference does not affect the computer load. DA Series inverter inverter damage only in the use of bypass system to the city electricity supply load. Therefore the use of inverter usual job of the city is also the electric isolation, purification.

Monday, September 5, 2011

Use of Printers

In computing, a printer is a peripheral which produces a hard copy (permanent readable text and/or graphics) of documents stored in electronic form, usually on physical print media such as paper or transparencies. Many printers are primarily used as local peripherals, and are attached by a printer cable or, in most newer printers, a USB cable to a computer which serves as a document source. Some printers, commonly known as network printers, have built-in network interfaces (typically wireless and/or Ethernet), and can serve as a hard copy device for any user on the network. Individual printers are often designed to both local and network connected users at the same time. In addition, a few modern printers can directly interface to electronic media such as memory sticks or memory cards, or to image capture devices such as digital cameras, scanners; some printers are combined with a scanners and/or fax machines in a single unit, and can function as photocopiers. Printers that non-printing features are sometimes called Multifunction printers (MFP), Multi-Function Devices (MFD), or All-In-One (AIO) printers. Most MFPs include printing, scanning, and copying among their features.The printer manufacturing business Often the razor and blades business model is applied. That is, a company may sell a printer at cost, and make profits on the ink cartridge, paper, or some other replacement part. This has caused legal disputes regarding the right of companies other than the printer manufacturer to sell compatible ink cartridges. To protect the razor and blades business model several manufacturers invest heavily in developing new cartridge technology and patenting it.Other manufacturers, in reaction to the challenges from using this business model, choose to make more money on printers and less on the ink, promoting the latter through their advertising campaigns. Finally, this generates two clearly different proposals: "cheap printer — expensive ink" or "expensive printer — cheap ink". Ultimately, the consumer decision depends on their reference interest rate or their time preference. From an Economics viewpoint, there is a clear trade-off between cost per copy and cost of the printer.