CN103312188A - Power supply and testing method used for testing performance of electric reactor in power electronic device - Google Patents
Power supply and testing method used for testing performance of electric reactor in power electronic device Download PDFInfo
- Publication number
- CN103312188A CN103312188A CN2013101964584A CN201310196458A CN103312188A CN 103312188 A CN103312188 A CN 103312188A CN 2013101964584 A CN2013101964584 A CN 2013101964584A CN 201310196458 A CN201310196458 A CN 201310196458A CN 103312188 A CN103312188 A CN 103312188A
- Authority
- CN
- China
- Prior art keywords
- phase
- power converter
- reactor
- vsi1
- vsi2
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Rectifiers (AREA)
Abstract
The invention provides a power supply and a testing method used for testing the performance of an electric reactor in a power electronic device. The power supply comprises a three-phase boosting transformer T1, wherein the output ends of the three-phase boosting transformer T1 are connected with the input ends of a three-phase phased rectifier bridge SCR, the output ends of the three-phase phased rectifier bridge SCR are divided into two paths, the first branch is provided with a first contact a1, the second branch is connected with one input end of a first three-phase inverter VSI1, the other input end of the first three-phase inverter VSI1 is provided with a second contact a2 which corresponds to the first contact a1, the input ends of a second three-phase inverter VSI2 are connected with the input ends of the first three-phase inverter VSI1 in parallel, the three phases of output ends of the first three-phase inverter VSI1 and the three phases of output ends of the second three-phase inverter VSI2 are correspondingly provided with three pairs of contacts, the three phases of output ends of the second three-phase inverter VSI2 are connected with the input ends of the three-phase boosting transformer T1. The power supply has the beneficial effects that different circuit topologies can be realized, and further the power supply can be applied to the actual application occasion that a set of testing device can be used for stimulating various power electronic devices in a time-sharing way.
Description
Technical field
The present invention relates to that used reactor carries out the performance technologies field in the Power Electronic Circuit, relate in particular to a kind of power supply and method of testing thereof for the performance test of power electronic equipment reactor.
Background technology
At present, China is to test Main Basis " State Standard of the People's Republic of China GB10229-88 reactor " standard and " the State Standard of the People's Republic of China GB1094.2-1996 Power Transformer Temperature Rising " of reactor.This standard defines the standard of common application high-capacity reactor, and for other special reactors in the situation that without the respective country standard, can only partly or entirely adopt this standard.
The test of reactor is divided into the test of voltage, electric current.At present, domestic test to each electric pressure of reactor has had relatively ripe power-supply device, and Xian Transformer Factory, the isallobaric device of Shenyang Transformer Factory manufacturing enterprise can carry out voltage-withstand test to the reactor below the 800KV.Be used for the test of the electric current of power electronic equipment reactor, therefore the present domestic corresponding testing standard that there is no can only partly or entirely adopt the reactor testing standard.
The measuring current that is used for the reactor of power electronic equipment adopts the mode of conversion usually, be about to ripple current, harmonic current through certain conversion relation, be converted to fundamental current (perhaps direct current), again with through the fundamental current (or direct current) of conversion reactor being tested.But the conversion relation generally draws according to engineering experience, with reactor being tested the performance when can not accurately reflect real work through the electric current after the conversion.Therefore, the performance the when performance that tests out of reactor and practical application is usually inconsistent.Be particularly useful in the high power electronic equipment, the difference on the performance shows more obviously.Therefore, traditional testing power supply can not satisfy for the test of the reactor of high power electronic equipment.
In recent years, both at home and abroad to the research of programmable power supply and use more, the research of harmonic current source and use and also become gradually a focus.At present, domestic existing part reactor manufacturing enterprise utilizes programmable power supply that the reactor that is used for power electronic equipment is tested.But these programmable power supply capacity are all less, output current does not reach reactor and tests needed current class, and performance is single, can only be used for exporting a certain (or a class) current waveform, also namely can only be used for testing a kind of (or a class) reactor, this will realize the test to various reactors for reactor manufacturing enterprise, namely will buy various jumbo programmable power supplies, be a greatly burden for enterprise.
Summary of the invention
For defects or deficiency, the invention provides a kind of power supply and method of testing thereof for the performance test of power electronic equipment reactor.
Technical scheme of the present invention is:
A kind of power supply for the performance test of power electronic equipment reactor, comprise and three-phase voltage increasing transformer T1, three-phase phase control rectifier bridge SCR, the first 3-phase power converter VSI1 and the second 3-phase power converter VSI2, wherein, the output of three-phase voltage increasing transformer T1 is connected with the input of three-phase phase control rectifier bridge SCR, the output of three-phase phase control rectifier bridge SCR is divided into two-way, be parallel with the first dc capacitor C1 between the two-way, and be provided with the first contact a1 on the first branch road, the second branch road is connected with the input of the first 3-phase power converter VSI1, and another input of the first 3-phase power converter VSI1 is provided with the second contact a2 corresponding with the first contact a1; The second 3-phase power converter VSI2 input is parallel to the input of the first 3-phase power converter VSI1; The three-phase output end of the first 3-phase power converter VSI1 and the second 3-phase power converter VSI2 is corresponding to be provided with three pairs of contacts, the three-phase output end of the second 3-phase power converter VSI2 is connected with the input of three-phase voltage increasing transformer T1, and the output of the second 3-phase power converter VSI2 is connected with three-phase reactor L1.
The input of described the first 3-phase power converter VSI1 is parallel with the second DC electrode C2.
Be connected with circuit breaker K1 between described three-phase voltage increasing transformer T1 and the power supply.
The output of described three-phase voltage increasing transformer T1 is connected with the first A.C. contactor K2.
Also be connected the second A.C. contactor K3 between the input of the three-phase output end of described the second 3-phase power converter VSI2 and three-phase voltage increasing transformer T1.
A kind of for the method for testing to the power supply of power electronic equipment reactor performance test, may further comprise the steps:
1) when being incorporated into the power networks the reactor test circuit:
At first, three interfaces of tested reactor are connected to respectively the three-phase output end of the first 3-phase power converter VSI1 and the second 3-phase power converter VSI2 is corresponding to be provided with three pairs of contacts;
Secondly, contact a1 is connected with contact a2, forms test loop, wherein, the first 3-phase power converter VSI1 carries out testing current to tested reactor, and the second 3-phase power converter VSI2 consists of active filter;
2) when carrying out BOOST reactor test circuit:
At first, the interface with tested reactor is connected on the intermediate contact of the first contact a1 and the first 3-phase power converter VSI1 output;
Then, the BOOST low-pressure side utilizes three-phase phase control rectifier bridge SCR to carry out voltage stabilizing, and the duty of regulating the BOOST switching tube is recently regulated electric current average of BOOST reactor.
The invention provides a kind of power supply and method of testing thereof for power electronic equipment reactor performance is tested, by three-phase phase control rectifier bridge SCR is connected with the second 3-phase power converter VSI2 with the first 3-phase power converter VSI1, and be provided with a plurality of contacts, when carrying out the reactor performance test, tested reactor can be connected and different contacts, realize different circuit topologies, therefore, compared with the prior art, the not single power of the present invention can be greatly improved, and can simulate with a cover testing apparatus timesharing practical application of multiple Power Electronic Circuit, reproduced the application scenario of each reactor and the current waveform of output real work point; In addition, reactor manufacturing enterprise just can accurately measure the reactor parameter, changes the inaccurate present situation of reactor parameter measurement, can be simultaneously reactor manufacturer and saves purchase installation cost and place construction cost.
Description of drawings
Fig. 1 is the power circuit diagram for the performance test of power electronic equipment reactor provided by the invention;
Fig. 2 is the reactor test circuit figure that is incorporated into the power networks of the power supply for the performance test of power electronic equipment reactor provided by the invention;
Fig. 3 is the BOOST reactor test circuit figure of the power supply for the performance test of power electronic equipment reactor provided by the invention.
Embodiment
Below in conjunction with accompanying drawing the present invention is described in detail.
Referring to shown in Figure 1, the invention provides a kind of power supply for the performance test of power electronic equipment reactor, comprise the three-phase voltage increasing transformer T1, three-phase phase control rectifier bridge SCR, the first 3-phase power converter VSI1 and the second 3-phase power converter VSI2 that are connected with AC power, and the distributor that is used for connecting tested reactor:
Wherein, be connected with circuit breaker K1 between described three-phase voltage increasing transformer T1 and the power supply, and the output of three-phase voltage increasing transformer T1 is connected with the first A.C. contactor K2, the output of three-phase voltage increasing transformer T1 is connected with the input of three-phase phase control rectifier bridge SCR, the output of three-phase phase control rectifier bridge SCR is divided into two-way, be parallel with the first dc capacitor C1 between the two-way, and be provided with the first contact a1 on the first branch road, the second branch road is connected with the input of the first 3-phase power converter VSI1, another input of the first 3-phase power converter VSI1 is provided with the second contact a2 corresponding with the first contact a1, and the input of described the first 3-phase power converter VSI1 is parallel with the second DC electrode C2;
The second 3-phase power converter VSI2 input is parallel to the input of the first 3-phase power converter VSI1; The three-phase output end of the first 3-phase power converter VSI1 be respectively arranged with third and fourth, five interface b1, b2, b3, and the 3rd contact b1 ground connection; The three-phase output end of the second 3-phase power converter VSI2 be provided with six, seven, eight contact c1s, c2, c3 corresponding to the first 3-phase power converter VSI1, in addition, the three-phase output end of the second 3-phase power converter VSI2 also is connected with the input of three-phase voltage increasing transformer T1, and the output of the second 3-phase power converter VSI2 is connected with three-phase reactor L1, also is connected the second A.C. contactor K3 between the input of the three-phase output end of the second 3-phase power converter VSI2 and three-phase voltage increasing transformer T1.
The method of among the present invention tested reactor performance being tested is:
1) when being incorporated into the power networks the reactor test circuit:
At first, three interfaces with tested reactor are connected to respectively the three, the six contact b1, c1; The the four, the seven contact b2, c2; The the five, the eight contact b3 is between the c3;
Secondly, contact a1 is connected with contact a2, forms test loop, wherein, the first 3-phase power converter VSI1 carries out testing current to tested reactor, and the second 3-phase power converter VSI2 consists of active filter; Referring to shown in Figure 2, the just tested reactor placed of L1 position wherein,
At last, control system is according to predefined pattern, auto-controlled circuit breaker K1, and contactor K2, K3 is closed, finally realizes circuit topology shown in Figure 2.
Working mechanism: utilize the phase control rectifier circuit to carry out voltage stabilizing, utilize a 3-phase power converter that single-phase reactor or three-phase reactor are carried out testing current (first-harmonic or any inferior harmonic wave), utilize simultaneously another 3-phase power converter to form and consist of active filter, optimize and network electric energy quality.
2) when carrying out BOOST reactor test circuit:
At first, the interface with tested reactor is connected between the 4th contact b2 of the first contact a1 and the first 3-phase power converter VSI1 output;
Then, the BOOST low-pressure side utilizes three-phase phase control rectifier bridge SCR to carry out voltage stabilizing, and the duty of regulating the BOOST switching tube is recently regulated electric current average of BOOST reactor.
Referring to shown in Figure 3, the just tested reactor placed of L2 position wherein.In order to realize this test, at this moment, first tested reactor is connected between a1, the b2, then control system is according to predefined pattern, auto-controlled circuit breaker K1, contactor K2, K3 is closed, finally realizes the as above circuit topology of figure.
Working mechanism: the BOOST low-pressure side utilizes the phase control rectifier circuit to carry out voltage stabilizing, the active current that the BOOST high-pressure side utilizes three-phase grid-connected converter to inject electrical network by control is controlled voltage stabilizing, and the mean value of the electric current of BOOST reactor then is to regulate by the duty ratio of regulating the BOOST switching tube.
Need to prove, can there be different connected modes a plurality of contacts among the present invention, thereby realize the practical application of the multiple Power Electronic Circuit of simulation that simulation is different, reproduce the application scenario of each reactor and the current waveform of output real work point, be not limited only to mode cited among the embodiment.
Beneficial effect of the present invention is:
This is as follows for the power supply that power electronic equipment reactor performance is tested can go out respectively electric current under each topology ability:
First-harmonic can go out to 700A and switching harmonics smoothly adjustablely when going out first-harmonic in the reactor that the is incorporated into the power networks test and adding the switch ripple, and single can go out 1-20 time, combination and can accomplish arbitrarily inferior the combination 1-13 time when going out harmonic wave.
The current average of BOOST reactor can go out to 250A.
Such electric current can satisfy the simulate live test to reactor under each application scenario substantially, can hold more exactly the performance of reactor in actual condition, and, this testing power supply can switch in each circuit topology easily, adds touch screen human-computer interface so that the user operates more like a cork.
In addition, every experiment of this cover system all can realize being incorporated into the power networks, and can realize active power filtering to the net side quality of power supply, so not only can greatly reduce the consumption of the energy, and can not pollute electrical network.
Claims (6)
1. power supply that is used for the performance test of power electronic equipment reactor, it is characterized in that: comprise and three-phase voltage increasing transformer T1, three-phase phase control rectifier bridge SCR, the first 3-phase power converter VSI1 and the second 3-phase power converter VSI2, wherein, the output of three-phase voltage increasing transformer T1 is connected with the input of three-phase phase control rectifier bridge SCR, the output of three-phase phase control rectifier bridge SCR is divided into two branch roads, be parallel with the first dc capacitor C1 between two branch roads, and be provided with the first contact a1 on the first branch road, the second branch road is connected with the input of the first 3-phase power converter VSI1, and another input of the first 3-phase power converter VSI1 is provided with the second contact a2 corresponding with the first contact a1; The second 3-phase power converter VSI2 input is parallel to the input of the first 3-phase power converter VSI1; The three-phase output end of the first 3-phase power converter VSI1 and the second 3-phase power converter VSI2 is corresponding to be provided with three pairs of contacts, the three-phase output end of the second 3-phase power converter VSI2 is connected with the input of three-phase voltage increasing transformer T1, and the output of the second 3-phase power converter VSI2 is connected with three-phase reactor L1.
2. the power supply for the performance test of power electronic equipment reactor according to claim 1, it is characterized in that: the input of described the first 3-phase power converter VSI1 is parallel with the second DC electrode C2.
3. the power supply for the performance test of power electronic equipment reactor according to claim 1 is characterized in that: be connected with circuit breaker K1 between described three-phase voltage increasing transformer T1 and the power supply.
4. the power supply for the performance test of power electronic equipment reactor according to claim 1, it is characterized in that: the output of described three-phase voltage increasing transformer T1 is connected with the first A.C. contactor K2.
5. the power supply for the performance test of power electronic equipment reactor according to claim 1 is characterized in that: also be connected the second A.C. contactor K3 between the input of the three-phase output end of described the second 3-phase power converter VSI2 and three-phase voltage increasing transformer T1.
6. the method for testing based on the power supply for the performance test of power electronic equipment reactor claimed in claim 1 is characterized in that, may further comprise the steps:
1) when being incorporated into the power networks the reactor test circuit:
At first, three interfaces of tested reactor are connected to respectively the three-phase output end of the first 3-phase power converter VSI1 and the second 3-phase power converter VSI2 is corresponding to be provided with three pairs of contacts;
Secondly, contact a1 is connected with contact a2, forms test loop, wherein, the first 3-phase power converter VSI1 carries out testing current to tested reactor, and the second 3-phase power converter VSI2 consists of active filter;
2) when carrying out BOOST reactor test circuit:
At first, the interface with tested reactor is connected on the intermediate contact of the first contact a1 and the first 3-phase power converter VSI1 output;
Then, the BOOST low-pressure side utilizes three-phase phase control rectifier bridge SCR to carry out voltage stabilizing, and the duty of regulating the BOOST switching tube is recently regulated electric current average of BOOST reactor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310196458.4A CN103312188B (en) | 2013-05-23 | 2013-05-23 | For power supply and the method for testing thereof of reactor performance test in power electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310196458.4A CN103312188B (en) | 2013-05-23 | 2013-05-23 | For power supply and the method for testing thereof of reactor performance test in power electronic equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103312188A true CN103312188A (en) | 2013-09-18 |
| CN103312188B CN103312188B (en) | 2015-08-26 |
Family
ID=49137056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310196458.4A Expired - Fee Related CN103312188B (en) | 2013-05-23 | 2013-05-23 | For power supply and the method for testing thereof of reactor performance test in power electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103312188B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103941103A (en) * | 2014-05-09 | 2014-07-23 | 北京航天爱威电子技术有限公司 | Device and method for measuring inductance value of electric reactor in active power filter |
| CN105548724A (en) * | 2015-12-10 | 2016-05-04 | 广东新昇电业科技股份有限公司 | Test system and method of inductance value of smoothing reactor |
| CN105634290A (en) * | 2014-10-29 | 2016-06-01 | 福建新大陆环保科技有限公司 | Multiphase inverter circuit staggered output ozone generator power supply with shared rectifying circuit |
| CN108667070A (en) * | 2018-04-28 | 2018-10-16 | 杭州电子科技大学 | A kind of three-phase grid-connected converter control device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006112833A (en) * | 2004-10-12 | 2006-04-27 | Soken Denki Kk | Inductance measuring instrument |
| CN202008508U (en) * | 2011-01-19 | 2011-10-12 | 李国勇 | Serial connection reactor tester |
| CN102508072A (en) * | 2011-11-03 | 2012-06-20 | 天津电气传动设计研究所 | High-power three-level frequency converter temperature rise and loss testing method employing active front end |
| CN102692577A (en) * | 2012-06-25 | 2012-09-26 | 镇江天力变压器有限公司 | Test system for large-power high-frequency transformer |
-
2013
- 2013-05-23 CN CN201310196458.4A patent/CN103312188B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006112833A (en) * | 2004-10-12 | 2006-04-27 | Soken Denki Kk | Inductance measuring instrument |
| CN202008508U (en) * | 2011-01-19 | 2011-10-12 | 李国勇 | Serial connection reactor tester |
| CN102508072A (en) * | 2011-11-03 | 2012-06-20 | 天津电气传动设计研究所 | High-power three-level frequency converter temperature rise and loss testing method employing active front end |
| CN102692577A (en) * | 2012-06-25 | 2012-09-26 | 镇江天力变压器有限公司 | Test system for large-power high-frequency transformer |
Non-Patent Citations (1)
| Title |
|---|
| 赵晓东等: "基于LabVIEW的磁控电抗器测试系统_", 《机电工程》 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103941103A (en) * | 2014-05-09 | 2014-07-23 | 北京航天爱威电子技术有限公司 | Device and method for measuring inductance value of electric reactor in active power filter |
| CN103941103B (en) * | 2014-05-09 | 2016-06-29 | 北京航天爱威电子技术有限公司 | The measurement apparatus of reactor inductance amount and method in Active Power Filter-APF |
| CN105634290A (en) * | 2014-10-29 | 2016-06-01 | 福建新大陆环保科技有限公司 | Multiphase inverter circuit staggered output ozone generator power supply with shared rectifying circuit |
| CN105548724A (en) * | 2015-12-10 | 2016-05-04 | 广东新昇电业科技股份有限公司 | Test system and method of inductance value of smoothing reactor |
| CN105548724B (en) * | 2015-12-10 | 2018-08-10 | 广东新昇电业科技股份有限公司 | The test system and method for smoothing reactor sensibility reciprocal |
| CN108667070A (en) * | 2018-04-28 | 2018-10-16 | 杭州电子科技大学 | A kind of three-phase grid-connected converter control device |
| CN108667070B (en) * | 2018-04-28 | 2021-02-19 | 杭州电子科技大学 | Three-phase grid-connected converter control device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103312188B (en) | 2015-08-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103078316B (en) | Network voltage disturbance generating device and control method thereof | |
| CN101403780B (en) | Laboratory test device and method for dynamic electric voltage recovery device | |
| CN106950512B (en) | Energy storage converter grid-connected and grid-disconnected characteristic integrated detection system and method | |
| CN204012751U (en) | A kind of energy feedback type programmable electronic can be presented load device | |
| CN104062603B (en) | Full-power aging test method for current transformer | |
| CN204228843U (en) | A kind of AC network simulator topological structure | |
| CN204228854U (en) | A kind of voltage dip analogue means | |
| CN107315112A (en) | A kind of MW class wide-band impedance measurement apparatus and its control method | |
| CN104655990A (en) | Medium and low-voltage power distribution network simulation system based on energy feedback | |
| CN103312188B (en) | For power supply and the method for testing thereof of reactor performance test in power electronic equipment | |
| CN105388378A (en) | Voltage support experiment testing platform and method with super-capacitor-based dynamic voltage restorer | |
| CN102185337B (en) | Grid stimulating device | |
| CN204515032U (en) | A kind of proving installation of energy feedback unit | |
| CN109270312A (en) | A kind of more electric aircraft self coupling vertoro load simulating devices | |
| CN104764958A (en) | Testing system of power quality control equipment | |
| CN102540907B (en) | Parallel digital and analog integrated simulation interface and physical simulation subsystem interface | |
| CN204129146U (en) | A kind of three motors are fully loaded with aging testing apparatus to the frequency converter tied up | |
| CN103312183B (en) | For power supply and the method for testing thereof of reactor performance test in phase control rectifier circuit | |
| CN203204097U (en) | Inverter test platform based on photovoltaic array IV simulator | |
| CN202443262U (en) | Parallel-type digital/analog comprehensive simulation system interface and physical simulation subsystem interface | |
| CN104297603B (en) | Three-motor-combined frequency converter full-load aging test device | |
| CN204495952U (en) | A kind of low and medium voltage distribution network simulation system based on energy back | |
| CN209446692U (en) | A kind of detection circuit and DC Electronic Loads for grid-connecting apparatus | |
| CN204597781U (en) | A kind of switching power circuit | |
| CN203858311U (en) | Testing circuit of half-bridge structure voltage source converter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 Termination date: 20190523 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |