tailieunhanh - Chapter 8: The Operation of Batteries

This chapter discusses aspects of the use of stationary batteries within the Deutsche Telekom AG. The names Deutsche Telekom or Telekom shall be used, although the responsibility for the area power supply for telecommunication networks was transferred to the Deutsche Telekom Immobilien und Service GmbH, (De Te Immobilien), a 100% subsidiary company of the Telekom, since January 1, 1996. | 8 The Operation of Batteries . STAHL INTRODUCTION This chapter discusses aspects of the use of stationary batteries within the Deutsche Telekom AG. The names Deutsche Telekom or Telekom shall be used although the responsibility for the area power supply for telecommunication networks was transferred to the Deutsche Telekom Immobilien und Service GmbH De Te Immobilien a 100 subsidiary company of the Telekom since January 1 1996. At present the DeTe Immobilien takes care of approximately 12 000 power supplies with a capacity overall of nearly 22 million Ah. In the area of the Deutsche Telekom most different battery systems are as shown in Figure . Primary batteries mainly are used in measuring instruments. Alkaline secondary batteries accumulators have a great importance in the area of communication technology such as on mobile phones as well as on cordless phones. Still they are used as starter batteries for mobile network substitute installations generator sets . Lead-acid batteries are used for example as Traction batteries in industrial trucks. Starter batteries for cars heavy trucks and stationary network substitute installations. Stationary batteries in power supply installations for telecommunication networks. Copyright 2003 by Expert Verlag. All Rights Reserved. Figure Overview of the batteries in use within Deutsche Telekom. In Chapter 7 the series of the stationary batteries with Plante plates tubular plates and grid type plates as positive electrode are described in detail. In the following stationary batteries are discussed. THE DEVELOPMENT OF POWER SUPPLY FOR TELECOMMUNICATIONS Batteries and telephones were developed in the first half of the 19th century. The power supply of the telephone consisted at the beginning of its development of primary batteries. Initially the batteries were placed in the telephone users facilities and were called Ortsbatterie stationary battery . In the course of further development the batteries now .