High-efficiency and energy-saving self-circulation electronic load

An electronic load, high-efficiency and energy-saving technology, applied in the direction of power supply testing, single-network parallel feeding arrangement, etc., can solve problems such as waste of electric energy, achieve low cost, save installation space, and solve grid-connected problems

Inactive Publication Date: 2011-11-23
刘学军 +2
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] The purpose of the present invention is to overcome the above disadvantages, thereby providing a high-efficiency energy-saving self-circulating electronic load, which feeds back the energy of the aging test, realizes the recycling of electric energy, and solves the problem of electric energy waste

Method used

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Embodiment Construction

[0015] The specific embodiments of the present invention will be further described below in conjunction with the accompanying drawings.

[0016] Such as figure 1 As shown, the present invention includes a load setting module 1, an energy superimposed device 2, an inverter power supply 3, a programmable controller 4, and a starting and energy replenishing module 5. The 85~277VAC AC mains is connected to the The energy superimposer 2 is connected to the input terminal of the inverter power supply 3, and the output terminal of the inverter power supply 3 generates 85~262V arbitrarily set AC sine wave voltage output and is connected to the input terminal of the aged switching power supply 6 to be The output end of the aging switching power supply 6 generates AC / DC output and is connected to the energy adder 2 through the load setting module (1) to form a loop feedback. The programmable controller 4 is connected to the driving end of the inverter power supply 3 as multiple online c...

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Abstract

The invention relates to a high-efficiency and energy-saving self-circulation electronic load, comprising a load setting module, an energy superposition device, an inverted power supply, a programmable controller and a starting and energy supplementing module, wherein an alternating-current mains supply is connected to the energy superposition device via the starting and energy supplementing module, the energy superposition device is connected with the input end of the inverted power supply, the output end of the inverted power supply is connected to the input end of an aged switch power supply, the output end of the aged switch power supply is connected to the energy superposition device through the load setting module, and the programmable controller is connected with the driving end of the inverted power supply. According to the invention, experiment energy can be fed back so that the problem of electric energy waste is solved, in addition, the electric load has the advantages of high efficiency, energy saving performance, self circulation capability and simplicity and convenience for operation, can be realized at low cost and can be used for saving energy by more than 50%.

Description

technical field [0001] The invention relates to the field of electronic loads, in particular to a high-efficiency energy-saving self-circulation electronic load applied to the detection and aging of power supply systems in electronic products. Background technique [0002] Power supply is the power device of various electrical equipment. Switching power supply has been widely used in the industrial field, especially in the field of LED lighting, because of its advantages of high efficiency, energy saving, small size, and light weight. It has become an important basic product in the industrial field. There is a strong market demand. [0003] In order to ensure that the electrical equipment can work normally under various conditions, higher requirements are put forward for the reliability and service life of the switching power supply, which requires more stringent testing of the switching power supply system before leaving the factory, such as reliability Performance test (1...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02J3/38G01R31/40
Inventor 刘学军
Owner 刘学军
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