Power lithium battery intelligent management system

A technology of lithium batteries and lithium battery packs, which is applied in general control systems, battery circuit devices, control/regulation systems, etc., and can solve problems such as lack of popularization and application, serious safety problems in use, etc.

Inactive Publication Date: 2008-11-26
SHENZHEN KEYERTECH INDAL CORP
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  • Abstract
  • Description
  • Claims
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Problems solved by technology

The green and environment-friendly power storage products with such excellent perf

Method used

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  • Power lithium battery intelligent management system
  • Power lithium battery intelligent management system
  • Power lithium battery intelligent management system

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Embodiment Construction

[0047] The present invention will be further described in detail below in conjunction with specific implementation examples and accompanying drawings.

[0048] As shown in accompanying drawing 1 (power lithium battery intelligent management system block diagram), a kind of power lithium battery intelligent management system of the present invention is composed of: voltage sampling circuit, charging and discharging current sampling circuit and temperature sampling circuit, display circuit, RS -485 communication circuit, charger and equalizer control and protection circuit, discharge output detection and control and overcurrent protection circuit, system operation automatic diagnosis circuit, computer microcontroller system, system power supply circuit, composed of several parts.

[0049] as attached Figure 7 (charger and equalizer control and protection circuit schematic diagram) and shown in accompanying drawing 10 (system power supply circuit schematic diagram), the present in...

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Abstract

Disclosed is a device carrying out whole-course, real-time and comprehensive monitoring, such as parameter detection, analysis, learning, control, display, external communication and the like, for the charging-discharging process of a lithium battery pack, namely an intelligent management system for power lithium batteries, which mainly comprises a voltage detection device, a current detection device for detecting electric current in the process of charging and discharging of the lithium battery pack, a temperature detection device, a control device, a charging-discharging state judgment device, a computing device, a data storage device, a parameter correction device, an automatic learning device, a data display device, a communication device, a protection device, a system automatic diagnosis device and an alarm display device. Further disclosed is a device (instrument) for detecting the performance of the lithium battery, which mainly comprises a voltage detection device, a current detection device, a temperature detection device, a control device, a computing device, a data storage device, a parameter correction device, a residual capacity judgment device, a data display device, a communication device, a protection device, a system automatic diagnosis device and an alarm display device.

Description

technical field [0001] The invention relates to all industries using lithium batteries as energy sources and industries requiring performance testing of lithium batteries. Specifically, the present invention relates to electric bicycles using lithium batteries, electric motorcycles, electric cars, and communication equipment, IT industry (such as: notebook computers) and military equipment (such as: communications, radar, navigation equipment and ships) etc. field; it also involves the manufacturing industry of lithium batteries. Background technique [0002] With the rapid development of lithium batteries in recent years, due to its small size, light weight, high energy ratio, no pollution, low self-discharge rate, etc., it is a new type of energy product with the best performance among similar products of batteries. However, because lithium batteries, like other storage batteries, have problems such as overcharging and overdischarging that seriously affect their use; so f...

Claims

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Application Information

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IPC IPC(8): H02J7/00H01M10/44G05B13/02G05B15/02
CPCY02E60/10
Inventor 张松仁林明
Owner SHENZHEN KEYERTECH INDAL CORP
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