CN109270386A - Inverter Experimental device with energy recovery function - Google Patents
Inverter Experimental device with energy recovery function Download PDFInfo
- Publication number
- CN109270386A CN109270386A CN201811430662.7A CN201811430662A CN109270386A CN 109270386 A CN109270386 A CN 109270386A CN 201811430662 A CN201811430662 A CN 201811430662A CN 109270386 A CN109270386 A CN 109270386A
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- inverter
- module
- transformer
- power supply
- energy recovery
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- 238000011084 recovery Methods 0.000 title claims abstract description 17
- 238000012360 testing method Methods 0.000 claims abstract description 13
- 238000002474 experimental method Methods 0.000 claims abstract description 9
- 230000000087 stabilizing effect Effects 0.000 claims description 20
- 238000000034 method Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Inverter Devices (AREA)
Abstract
The invention discloses a kind of Inverter Experimental device with energy recovery function, filter circuit module, adjustable step-up transformer module and rectifier module are sequentially connected in the ac output end of inverter module, the DC output end tieback of rectifier module is powered to DC power supply feeder ear to inverter module；The alternating current that the filter circuit module exports inverter module is filtered, adjustable step-up transformer module is boosted by voltage, alternating current after boosting is converted into direct current by rectifier module, and direct current finally connects back to DC power supply, powers jointly to circuit.In use, the current value of inverter output signal can be changed by adjusting adjustable step-up transformer.Pressure transformer can be increased and be equivalent to load, it can be by adjusting adjustable step-up transformer, to obtain the current value of different inverter output signals, to carry out the testing experiment of inverter in different loads.
Description
Technical field
The invention belongs to electronic circuit technology fields, and in particular to a kind of Inverter Experimental dress with energy recovery function
It sets.
Background technique
21 century is the century of the energy and resource rationally applies century with environment harmonious development.Electric energy is using model
Enclose that big, purposes is wide, the reproducible energy.Under conditions of countries nowadays energy shortage, emerging production of renewable energy resources institute is utilized
The power electronic equipment of the electric energy needed is more and more, but electric energy caused by the generating equipments such as solar energy, wind energy is all unstable
Fixed direct current.When using these electric energy, it is necessary to can just be converted into electrical equipment through processes such as over commutation, inversions and be able to use
Electric energy, just need inverter in this process.The function of inverter is that direct current is become to alternating current, and inverter is to influence
With determine electric energy conversion process in the key factor that whether can safe and efficient, steadily run, while be also determine
The determinant of entire electric energy converting equipment service life.
Inverter is the emphasis of colleges and universities' (university) relevant speciality teaching, especially as such a important function element
For electricity relevant speciality, the related experiment of inverter test usually will do it in laboratory.Existing inverter test
Experimental provision generally comprises DC power supply, voltage stabilizing chip, inverter and load, is inverter by DC power supply and voltage stabilizing chip
Power supply makes inverter carry out DC-AC conversion, when test, connects load (different loads) in inverter ac output end, then
Inverter input and output performance is tested by various test equipments (such as oscillograph, multimeter), to complete to test
Teaching makes student understand the working principle of inverter.
During the related experiment of inverter test, although completing experiment, a large amount of electric energy can be wasted.
Summary of the invention
The inverter examination with energy recovery function that it is an object of the invention to overcome the deficiencies of the prior art and provide a kind of
Experiment device, the device have the function of energy (electric energy) recycling, can play energy-conserving action.
The present invention is achieved by the following technical solutions:
A kind of Inverter Experimental device with energy recovery function, including DC power supply, voltage stabilizing chip module, inverter
Module and filter circuit module, adjustable step-up transformer module and rectifier module；
The output end of DC power supply is divided into two-way, and the direct-flow input end for connecting inverter module all the way is delivered with providing direct current
The direct current supply voltage of stream, another way reconnect the feeder ear of inverter module by voltage stabilizing chip module, pass through pressure stabilizing core
Piece module provides the operating voltage of chip for inverter module；
The ac output end of inverter module is sequentially connected filter circuit module, adjustable step-up transformer module and rectifier
Module, the DC output end tieback of rectifier module are powered to DC power supply feeder ear to inverter module；The filter circuit
The alternating current that module exports inverter module is filtered, and adjustable step-up transformer module is boosted by voltage, boosting
Alternating current afterwards is converted into direct current by rectifier module, and direct current finally connects back to DC power supply, powers jointly to circuit.
In the above-mentioned technical solutions, the DC power supply selects 60V/8.3A DC power supply.
In the above-mentioned technical solutions, the voltage stabilizing chip module turns 12V voltage stabilizing chip including a 60V and a 12V turns 5V
Voltage stabilizing chip, 5V and 12V provide operating voltage for inverter module.
In the above-mentioned technical solutions, the inverter module uses EGS002 inversion driving plate.
In the above-mentioned technical solutions, the rectifier module uses KBPC1010 rectifier.
In the above-mentioned technical solutions, need to first pass through a two pole D1 in the signal of DC power anode outflow, it is anti-to stop loss
Bad power supply.
Application of the Inverter Experimental device with energy recovery function in Inverter Experimental: when test, lead to
The current value of inverter output signal can be changed by overregulating adjustable step-up transformer；Can increase pressure transformer be equivalent to it is negative
It carries, it can be by adjusting adjustable step-up transformer, to obtain the current value of different inverter output signals, thus negative in difference
The testing experiment of inverter is carried out in the case of load.
The advantages and benefits of the present invention are:
Inverter Experimental device of the invention has the function of energy (electric energy) recycling, exports in the exchange of inverter module
End is sequentially connected filter circuit module, adjustable step-up transformer module and rectifier module, the DC output end of rectifier module
Tieback is powered to DC power supply feeder ear to inverter module；The exchange that the filter circuit module exports inverter module
Electricity is filtered, and adjustable step-up transformer module is boosted by voltage, and the alternating current after boosting turns by rectifier module
Direct current is turned to, direct current finally connects back to DC power supply, powers jointly to circuit.
In use, the current value of inverter output signal can be changed by adjusting adjustable step-up transformer.It can increase
Pressure transformer is equivalent to load, can be by adjusting adjustable step-up transformer, to obtain the electricity of different inverter output signals
Flow valuve, to carry out the testing experiment of inverter in different loads.
Detailed description of the invention
Fig. 1 is the circuit structure signal of the Inverter Experimental device with energy recovery function of the embodiment of the present invention one
Figure.
Fig. 2 is the circuit diagram of the Inverter Experimental device with energy recovery function of the embodiment of the present invention two.
It for those of ordinary skill in the art, without creative efforts, can be according to above attached
Figure obtains other relevant drawings.
Specific embodiment
In order to enable those skilled in the art to better understand the solution of the present invention, combined with specific embodiments below furtherly
Bright technical solution of the present invention.
Embodiment one
Referring to attached drawing 1, a kind of Inverter Experimental device with energy recovery function, including DC power supply, voltage stabilizing chip
Module, inverter module and filter circuit module, adjustable step-up transformer module and rectifier module.
The output end of DC power supply is divided into two-way, and the direct-flow input end for connecting inverter module all the way is delivered with providing direct current
The direct current supply voltage of stream, another way reconnect the feeder ear of inverter module by voltage stabilizing chip module, pass through pressure stabilizing core
Piece module provides the operating voltage of chip for inverter module.
The ac output end of inverter module is sequentially connected filter circuit module, adjustable step-up transformer module and rectifier
Module, the DC output end tieback of rectifier module are powered to DC power supply feeder ear to inverter module；The filter circuit
The alternating current that module exports inverter module is filtered, and adjustable step-up transformer module is boosted by voltage, boosting
Alternating current afterwards is converted into direct current by rectifier module, and direct current finally connects back to DC power supply, powers jointly to circuit.
Embodiment two
Referring to attached drawing 2, on the basis of example 1, further:
The DC power supply selects 60V/8.3A DC power supply.
The voltage stabilizing chip module turns 12V voltage stabilizing chip including a 60V and a 12V turns 5V voltage stabilizing chip, and 5V and 12V are
Inverter module provides operating voltage.
The inverter module uses EGS002 inversion driving plate, and EGS002 inversion driving plate is a dedicated for unidirectional
Pure sine wave inverter driving plate, the inversion driving plate use single-phase pure sine wave inverter special chip EG8010 to control core
Piece, driving chip use IR2110S；Be integrated with voltage, electric current, temperature protection function in driving plate, LED alert display function and
Fan control function, and (frequency of current transformer output signal is by the 16 of EG8010 and 19 to the frequency of adjustable output signal
Pin determines, when the level of 19 pins is 0, the waveform that output fixed frequency is 50Hz leads to when the level of 19 pins is 1
The potentiometer being connected on 16 pins is overregulated, so that reference frequency output is adjustable between 20Hz~100Hz)；EGS002 is inverse
Become the V of driving plateFBPin is connected to slide rheostat R1, by change resistance value, obtains different partial pressures, defeated so as to change
The purpose of voltage out.
The rectifier module uses KBPC1010 rectifier.
Further, it needs to first pass through a two pole D1 in the signal of DC power anode outflow, prevents damage power supply.
Embodiment three
Application method of the invention: in use, inverter output signal can be changed by adjusting adjustable step-up transformer
Current value.Pressure transformer can be increased and be equivalent to load, it can be different inverse to obtain by adjusting adjustable step-up transformer
Become the current value of device output signal, to carry out the testing experiment of inverter in different loads.
Illustrative description has been done to the present invention above, it should explanation, the case where not departing from core of the invention
Under, any simple deformation, modification or other skilled in the art can not spend the equivalent replacement of creative work equal
Fall into protection scope of the present invention.
Claims (7)
1. a kind of Inverter Experimental device with energy recovery function, it is characterised in that: including DC power supply, voltage stabilizing chip mould
Block, inverter module and filter circuit module, adjustable step-up transformer module and rectifier module；
The output end of DC power supply is divided into two-way, connects the direct-flow input end of inverter module all the way to provide direct current and deliver stream use
Direct current supply voltage, another way by voltage stabilizing chip module reconnect inverter module feeder ear, pass through voltage stabilizing chip mould
Block provides the operating voltage of chip for inverter module；
The ac output end of inverter module is sequentially connected filter circuit module, adjustable step-up transformer module and rectifier mould
Block, the DC output end tieback of rectifier module are powered to DC power supply feeder ear to inverter module；The filter circuit mould
The alternating current that block exports inverter module is filtered, and adjustable step-up transformer module is boosted by voltage, after boosting
Alternating current be converted into direct current by rectifier module, direct current finally connects back to DC power supply, gives circuit power supply jointly.
2. a kind of Inverter Experimental device with energy recovery function according to claim 1, it is characterised in that: described
DC power supply selects 60V/8.3A DC power supply.
3. a kind of Inverter Experimental device with energy recovery function according to claim 1, it is characterised in that: described
Voltage stabilizing chip module turns 12V voltage stabilizing chip including a 60V and a 12V turns 5V voltage stabilizing chip, and 5V and 12V mention for inverter module
For operating voltage.
4. a kind of Inverter Experimental device with energy recovery function according to claim 1, it is characterised in that: described
Inverter module uses EGS002 inversion driving plate.
5. a kind of Inverter Experimental device with energy recovery function according to claim 1, it is characterised in that: described
Rectifier module uses KBPC1010 rectifier.
6. a kind of Inverter Experimental device with energy recovery function according to claim 1, it is characterised in that: straight
The signal of stream positive pole outflow needs to first pass through a two pole D1, prevents damage power supply.
7. Inverter Experimental device the answering in Inverter Experimental according to claim 1 with energy recovery function
With, it is characterised in that: when test, the current value of inverter output signal can be changed by adjusting adjustable step-up transformer；I.e.
Adjustable step-up transformer is equivalent to load, can be by adjusting adjustable step-up transformer, to obtain different inverter output letters
Number current value, thus in different loads carry out inverter testing experiment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811430662.7A CN109270386A (en) | 2018-11-28 | 2018-11-28 | Inverter Experimental device with energy recovery function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811430662.7A CN109270386A (en) | 2018-11-28 | 2018-11-28 | Inverter Experimental device with energy recovery function |
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| Publication Number | Publication Date |
|---|---|
| CN109270386A true CN109270386A (en) | 2019-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811430662.7A Pending CN109270386A (en) | 2018-11-28 | 2018-11-28 | Inverter Experimental device with energy recovery function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110930836A (en) * | 2019-11-18 | 2020-03-27 | 湖北工程学院 | Power electronic technology teaching experimental instrument |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105067905A (en) * | 2015-07-17 | 2015-11-18 | 国家电网公司 | Frequency converter power electronics controllable loading method based on grid connected inverter |
| CN209460331U (en) * | 2018-11-28 | 2019-10-01 | 天津农学院 | A kind of Inverter Experimental device with energy recovery function |
-
2018
- 2018-11-28 CN CN201811430662.7A patent/CN109270386A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105067905A (en) * | 2015-07-17 | 2015-11-18 | 国家电网公司 | Frequency converter power electronics controllable loading method based on grid connected inverter |
| CN209460331U (en) * | 2018-11-28 | 2019-10-01 | 天津农学院 | A kind of Inverter Experimental device with energy recovery function |
Non-Patent Citations (1)
| Title |
|---|
| 孙湖;黄先进;游小杰;郑琼林;: "基于能量回馈的电力机车辅助逆变器试验系统", 机车电传动, no. 04, 10 July 2008 (2008-07-10), pages 1 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110930836A (en) * | 2019-11-18 | 2020-03-27 | 湖北工程学院 | Power electronic technology teaching experimental instrument |
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