Uninterruptable power supply battery on-line detection device

A detection device and battery technology, applied in the direction of measuring device, measuring electricity, measuring electrical variables, etc., can solve the problems of power loss, low utilization rate of uninterruptible power supply, and reduced power storage capacity, so as to ensure the safety of power supply and avoid battery storage. The effect of power decay

Inactive Publication Date: 2017-01-04
蔡志浩
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Uninterruptible power supply is a necessary configuration in many computer rooms. The existing uninterruptible power supply mostly uses batteries as the power supply when starting up. However, due to the low utilization rate of uninterruptible power supplies, the battery's power storage capacity will decline during long-term standby. , power loss and other problems

Method used

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Embodiment Construction

[0005] The uninterruptible power supply battery online detection device provided by the present invention includes a circuit switch control system and a battery detection circuit system. The circuit switch control system includes a power supply bypass switch, a power circuit switching device, the power supply bypass switch and a battery detection circuit system. The intermittent power supply circuit switching device is connected in parallel, and its end is connected to a DCS load. The power supply bypass switch and the live wire at the head end of the uninterruptible power supply circuit switching device are connected to the three live wires of the three-phase power supply through the phase switch.

[0006] The power supply loop switching device includes an incoming line control switch and an outgoing line control switch connected in series in sequence, and the outgoing line control switch is connected to a DCS load.

[0007] The power supply bypass switch, incoming line control swi...

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PUM

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Abstract

The invention provides an uninterruptable power supply battery on-line detection device, which is characterized in that the device comprises a device for detecting battery voltage and internal resistance and having the following structures: a power supply bypass change-over switch, a power supply loop switching device, an MCU, a PWM voltage regulation circuit, an A/D converter, a signal acquisition circuit and a display device. The power supply bypass change-over switch and the power supply loop switching device are connected in parallel, and the tail end thereof is connected with a load; the signal acquisition circuit comprises a charging voltage acquisition circuit and a charging current acquisition circuit; an uninterruptable power supply signal collected by the signal acquisition circuit is output to the MCU for processing through the A/D converter to obtain ratio between the battery existing electric quantity and battery maximum capacity, and the ratio is sent to the display device for displaying; the output end of the MCU is electrically connected with the PWM voltage regulation circuit; and the output voltage of the uninterruptable power supply is adjusted according to an uninterruptable power supply temperature signal collected by an uninterruptable power supply temperature acquisition circuit.

Description

Technical field [0001] The invention relates to an online detection device for an uninterruptible power supply battery. Background technique [0002] Uninterruptible power supply is a necessary configuration for many computer rooms. The existing uninterruptible power supplies mostly use batteries as the power supply during startup. However, due to the low utilization rate of uninterruptible power supplies, the battery storage capacity will decrease during long-term standby. , Loss of power and other issues. Therefore, providing an online monitoring device for uninterruptible power supply batteries has become a problem to be solved in the prior art Summary of the invention [0003] The present invention provides an uninterruptible power supply battery online detection device, which is characterized in that the device includes a device for detecting battery voltage internal resistance with the following structure: a power supply bypass switch, a power supply loop switching device, ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01R31/36
Inventor 蔡志浩
Owner 蔡志浩
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