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Experimental instrument for automatic switching device of standby power supply

A technology for automatic switching of backup power supply and experimental instrument, which is applied in the direction of measuring devices, instruments, measuring electricity, etc., can solve the problems of wasting manpower, material resources, and the degree of automation cannot meet the needs of power supply, and achieves the effect of convenient operation and high test efficiency.

Inactive Publication Date: 2010-11-24
CHAOYANG POWER SUPPLY COMPANY OF STATE GRID LIAONING ELECTRIC POWER SUPPLY +1
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, with the rapid development of my country's industrial and agricultural production, the requirements for the speed and safety of the power supply system are getting higher and higher. The backup power self-injection device has been widely put into operation in the power supply system, but the existing backup power self-injection device The degree of automation can no longer meet the current power supply needs, and operators need to work on site, wasting manpower and material resources

Method used

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  • Experimental instrument for automatic switching device of standby power supply
  • Experimental instrument for automatic switching device of standby power supply
  • Experimental instrument for automatic switching device of standby power supply

Examples

Experimental program
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Embodiment Construction

[0012] Examples, see attached figure 2 , 3 , 4. The control module circuit 1 in the experimental instrument of the backup power self-injection device includes integrated modules OP~07JA , CD4051J1, CD4070J 2 , CD40193J 3 、CD4024J 4 , CD4060J 5 、CD4024J 6 , CD4082J 7 , CD4043J 8 , A, B, C three-phase power supply, voltage amplification F B , F C , capacitance C 1 、C 2 、C 3 , resistance R 1 ~R 14 ;Their connections are: integrated module OP~07J A Pin 1 is connected to capacitor C 1 , resistance R, R 2 end of the J A The 2 pins are connected to the power supply V0, J A The 3 pins are connected to the power supply V-, J A Pin 5 is connected to capacitor C 1 , resistance R 1 The other end and the A-phase output end, J A The 6-pin is connected to the power supply V+; the integrated module J 1 Pins 1, 2, and 5 are respectively connected to resistor R 3 , R 4 , R 5 end of the J A The 4, 16 pins are connected to R 3 , R 4 , R 5 The other end of the integra...

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Abstract

The invention relates to an experimental instrument for an automatic switching device of a standby power supply, belonging to the equipment for experiments. The experimental instrument for the automatic switching device of the standby power supply comprises a mode selection, control and execution circuit (2), a voltage and current output control circuit (3), an analog switch, a display circuit (5), a control module circuit (1), a three-phase voltage forming circuit (6) and a power enhancing circuit (4). The control module circuit (1) comprises an integrated module, a three-phase power supply, a voltage amplifier, a capacitor and a resistor; the power enhancing circuit (4) comprises an amplifier, a variable resistor 5, a capacitor 7, an electrolytic capacitor, a resistor, a transformer, a voltage input unit and an ampere meter; and the three-phase voltage forming circuit (6) comprises transformers TA, TB and TC and a voltmeter BV. The experimental instrument for the automatic switching device of the standby power supply has convenient operation and high experiment efficiency.

Description

technical field [0001] The invention belongs to experimental equipment, in particular to an experimental instrument for a standby power supply self-injection device. Background technique [0002] At present, with the rapid development of my country's industrial and agricultural production, the requirements for the speed and safety of the power supply system are getting higher and higher. The backup power self-injection device has been widely put into operation in the power supply system, but the existing backup power self-injection device The degree of automation has not reached the current power supply needs, and operators are required to work on site, wasting manpower and material resources. Contents of the invention [0003] The object of the present invention is to overcome the above-mentioned technical deficiencies, and provide a backup power self-injection device experimental instrument with convenient operation, high efficiency and reliable performance. [0004] The...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01R31/00
Inventor 王金星
Owner CHAOYANG POWER SUPPLY COMPANY OF STATE GRID LIAONING ELECTRIC POWER SUPPLY
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