CN105158618A - Multifunctional test platform - Google Patents
Multifunctional test platform Download PDFInfo
- Publication number
- CN105158618A CN105158618A CN201510639729.8A CN201510639729A CN105158618A CN 105158618 A CN105158618 A CN 105158618A CN 201510639729 A CN201510639729 A CN 201510639729A CN 105158618 A CN105158618 A CN 105158618A
- Authority
- CN
- China
- Prior art keywords
- motor
- contactor
- inverter
- tested
- isolation circuit
- 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.)
- Pending
Links
Landscapes
- Inverter Devices (AREA)
Abstract
The invention relates to a multifunctional test platform, which comprises a general incoming line circuit breaker Q1, a multi-tap incoming line transformer T1, voltage selection contactors from KM1 to KM6, an isolation transformer T2, a tenth isolation circuit breaker Q10, a twentieth isolation circuit breaker Q20, a tenth contactor KM10, a twentieth contactor KM20, an AFE rectifier and a tested module, wherein a primary side of the multi-tap incoming line transformer T1 is connected with a power grid through the general incoming line circuit breaker Q1; a secondary side of the multi-tap incoming line transformer T1 is sequentially connected with the voltage selection contactors from KM1 to KM6, the tenth isolation circuit breaker Q10 and the tenth contactor KM10; the tenth isolation circuit breaker Q10 is sequentially connected with isolation transformer T2, the twentieth isolation circuit breaker Q20 and the twentieth contactor KM20 in series; and the tested module is arranged between the AFE rectifier and the twentieth contactor KM20. The multifunctional test platform is flexible in design and high in universality, and can form different circuit forms for testing different products according to test needs.
Description
Technical field
The invention belongs to current transformer and electromechanical testing field, be specifically related to a kind of multifunction test platform.
Background technology
In the development process of novel current transformer, motor, or current transformer, motor before dispatching from the factory, performance test must be carried out to it.Because the quality of performance is directly connected to normal use and the product quality of equipment; So prepare integrated test system, examining current transformer, motor technology index and optimize, is the important tests detection effectively ensureing current transformer, motor product quality and performance, is to improve product reliability, ensures the important means of product quality.
At present, market there is the transmission test platform of some similar employing current transformer-alternating current generator load feedback, have a wide range of applications in current transformer, motor manufacturer, but all come with some shortcomings, wherein test platform function singleness, be all the test for specific products under a certain specific voltage, very flexible, applicability is not by force its total shortcoming.
Summary of the invention
In order to solve the problems referred to above that prior art exists, the invention provides a kind of multifunction test platform.
The technical solution adopted in the present invention is: a kind of multifunction test platform, comprise total input-wire circuit breaker Q 1, many taps inlet wire transformer T1, voltage selects contactor KM1 ~ KM6, isolating transformer T2, tenth isolation circuit breakers Q10, 20 isolation circuit breakers Q20, tenth contactor KM10, 20 contactor KM20, AFE rectifier, tested module, the described former limit of many tap insulating transformers T1 is connected with electrical network by total input-wire circuit breaker Q 1, the tap of many tap insulating transformers T1 secondary selects contactor KM1 ~ KM6 to be connected with the end of incoming cables of the tenth contactor KM10 with isolation circuit breakers Q10 by voltage, isolation circuit breakers Q10 leading-out terminal serial connection isolating transformer T2, the end of incoming cables of the 20 contactor KM20 is connect after 20 isolation circuit breakers Q20, the leading-out terminal of the tenth contactor KM10 connects the AC of AFE rectifier, described tested module be located at AFE rectifier DC side and the leading-out terminal of the 20 contactor KM20 between.
Further, described tested module comprises photovoltaic DC-to-AC converter, and interchange, the DC side of described photovoltaic DC-to-AC converter are connected with the DC side of AFE rectifier with the leading-out terminal of contactor KM20 respectively.
Further, described tested module comprises tested inverter, accompanies examination inverter, motor one and motor two, described accompany examination inverter, tested inverter DC side be connected with AFE rectifier DC side respectively, the interchange outlet of described tested inverter connects motor two, described interchange outlet connection motor one of accompanying examination inverter, motor one is coaxially connected by shaft coupling with the rotor of motor two.
Further, described tested module comprises tested frequency converter, accompanies examination inverter, motor one and motor two, the described DC side of examination inverter of accompanying is connected with AFE rectifier DC side, the AC of examination inverter is accompanied to connect motor one, the interchange inlet wire of described tested frequency converter is connected with the leading-out terminal of the 20 contactor KM20, the interchange outlet of tested frequency converter is connected with motor two, and motor one is coaxially connected by shaft coupling with the rotor of motor two.
Further, described many tap insulating transformers T1 secondary output voltage is respectively 3AC270V, 330V, 400V, 480V, 600V and 690V.
Beneficial effect of the present invention is: Testing Table Design is flexible, highly versatile, according to test needs, can form different circuit forms, the products such as three-phase four-quadrant frequency converter, inverter, AFE rectifier, photovoltaic DC-to-AC converter, motor are tested, electric pressure AC270V ~ the AC690V of test products, the scope of application is wide, and test platform adopts Active Front End AFE rectification, and AC input current is sinusoidal wave, electrical network input side power factor reaches " 1 ", pollutes electrical network " zero ".
Accompanying drawing explanation
Fig. 1 is a kind of multifunction test platform structure block diagram;
Fig. 2 is the first embodiment schematic diagram of a kind of multifunction test platform;
Fig. 3 is a kind of multifunction test platform the second embodiment schematic diagram;
Fig. 4 is the third embodiment schematic diagram of a kind of multifunction test platform.
In figure: Q1, total input-wire isolating switch, T1, many taps inlet wire transformer, KM1 ~ KM6, voltage select contactor, T2, isolating transformer, Q10, the tenth isolation circuit breakers, Q20, the 20 isolation circuit breakers, KM10, the tenth contactor, KM, the 20 contactor, 9, AFE rectifier, 10, examination inverter is accompanied, 11, motor one, 12, motor two, 13, tested photovoltaic DC-to-AC converter, 14, tested inverter, 15, tested frequency converter.
Embodiment
As shown in Figure 1, the invention provides a kind of multi-function power test platform, comprise total input-wire circuit breaker Q 1, many taps inlet wire transformer T1, voltage selects contactor KM1 ~ KM6, isolating transformer T2, tenth isolation circuit breakers Q10, 20 isolation circuit breakers Q20, tenth contactor KM10, 20 contactor KM20, AFE rectifier 9, tested module, the former limit of many tap insulating transformers T1 is connected with electrical network by total input-wire circuit breaker Q 1, the tap of many tap insulating transformers T1 secondary selects contactor KM1 ~ KM6 to be connected with the end of incoming cables of the tenth contactor KM10 with the tenth isolation circuit breakers Q10 by voltage, tenth isolation circuit breakers Q10 leading-out terminal serial connection isolating transformer T2, the end of incoming cables of the 20 contactor KM20 is connect after 20 isolation circuit breakers Q20, the leading-out terminal of the tenth contactor KM10 connects the AC of AFE rectifier 9, described tested 1 be located at AFE rectifier 9 DC side and the leading-out terminal of the 20 contactor KM20 between.
Embodiment one
As shown in Figure 2, for testing photovoltaic DC-to-AC converter 13, test process is as follows: the tenth isolation circuit breakers Q10, 20 isolation circuit breakers Q20 closes a floodgate, total input-wire circuit breaker Q 1 is closed a floodgate, many taps inlet wire transformer T1 obtains electric, control corresponding voltage according to the ac rated voltage of tested photovoltaic DC-to-AC converter 13 and select contactor KM1 ~ KM6 adhesive, start the rear tenth contactor KM10 adhesive of AFE rectifier 9, the direct voltage source that AFE rectifier 9 provides stable and adjustable online to tested photovoltaic DC-to-AC converter 13, start equipment under test photovoltaic DC-to-AC converter 13, 20 contactor KM20 adhesive, the size that be connected to the grid electric current by controlling equipment under test photovoltaic DC-to-AC converter 13 controls its output power, the energy of feedback flows to AFE rectifier 9 through isolating transformer T2 and forms circulation.In whole test link, the power section be consumed is supplemented by many taps inlet wire transformer T1 by electrical network, and aforesaid way can also be used for testing AFE rectifier.
Embodiment two
As shown in Figure 3, for testing inverter 14, test process is as follows: total input-wire circuit breaker Q 1 is closed a floodgate, many taps inlet wire transformer T1 obtains electric, control corresponding voltage according to the DC rated voltage of tested inverter 14 and select contactor KM1 ~ KM6 adhesive, start the rear tenth contactor KM10 adhesive of AFE rectifier 9, AFE rectifier 9 is to the direct voltage source of accompanying examination inverter 10 and tested inverter 14 to provide stable and adjustable online, start tested inverter 14 to run with speed control method dragging motor 2 12, motor 1 is coaxially connected by shaft coupling with motor 2 12, start and accompany examination inverter 10 to run with direct torque mode dragging motor 1, for tested inverter 14 provides load, control motor 1 to generate electricity or motoring condition operation, can the change of simulated machine load easily, reach the test of the various speed adjusting performances to tested inverter 14, energy is being accompanied examination inverter 10, tested inverter 14, is being formed circulation between motor 1 and motor 2 12, in whole test link, the power be consumed is supplemented through many taps inlet wire transformer T1, AFE rectifier 9 by electrical network.
Embodiment three
As shown in Figure 4, for test frequency converter, test process is as follows: the tenth isolation circuit breakers Q10, 20 isolation circuit breakers Q20 closes a floodgate, total input-wire circuit breaker Q 1 is closed a floodgate, many taps inlet wire transformer T1 obtains electric, control corresponding voltage according to the ac rated voltage of tested frequency converter 15 and select contactor KM1 ~ KM6 adhesive, start the rear tenth contactor KM10 adhesive of AFE rectifier 9, AFE rectifier 9 provides galvanic current potential source to accompanying examination inverter 10, examination inverter 10 is accompanied to run with dragging motor 1, the variable-frequency motor governing system of a composition four quadrant running, for tested frequency converter 15 provides load.Adhesive the 20 contactor KM20, start test frequency converter 15 to run with speed control method dragging motor 2 12, control motor 1 to generate electricity or motoring condition runs, can the change of simulated machine load easily, reach the test of the various speed adjusting performances to tested frequency converter 15.Energy at AFE rectifier 9, accompany examination inverter 10, tested frequency converter 15, motor 1 and motor 2 12, form circulation between isolating transformer T2.In whole test link, the power section be consumed is supplemented by many taps inlet wire transformer T1 by electrical network.
When measurand is motor, in the electrical combination of Fig. 3 or Fig. 4, take down any motor in motor 1 or motor 2 12, replace with by measured motor, coaxially be connected by shaft coupling by the rotor of measured motor with motor 1 or motor 2 12, load motor each other, according to the circuit test of the tested selection of Motor test frequency converter of difference or inverter, can carry out the test experiments of motor.
The present invention's many tap insulating transformers T1 secondary voltage contains the conventional alternating voltage of current transformer and motor, can test the product of different electric pressure; Adopt AFE rectifier 9 to provide direct supply, harmonic current interference can not be produced to electrical network; Adopt isolating transformer T2 to isolate between mains side and tested product, effectively eliminate zero sequence circulation, avoid mutual interference, Measurement accuracy and assessment can be carried out to equipment under test, add the reliability of platform, dirigibility and versatility.
The present invention is not limited to above-mentioned preferred forms; anyone can draw other various forms of products under enlightenment of the present invention; no matter but any change is done in its shape or structure; every have identical with the application or akin technical scheme, all drops within protection scope of the present invention.
Claims (5)
1. a multifunction test platform, it is characterized in that: comprise total input-wire isolating switch (Q1), many taps inlet wire transformer (T1), voltage selects contactor (KM1 ~ KM6), isolating transformer (T2), tenth isolation circuit breakers (Q10), 20 isolation circuit breakers (Q20), tenth contactor (KM10), 20 contactor (KM20), AFE rectifier (9), tested module (1), the former limit of described many tap insulating transformers (T1) is connected with electrical network by total input-wire isolating switch (Q1), the tap of many tap insulating transformers (T1) secondary selects contactor (KM1 ~ KM6) to be connected with the end of incoming cables of isolation circuit breakers (Q10) with the tenth contactor (KM10) by voltage, isolation circuit breakers (Q10) leading-out terminal serial connection isolating transformer (T2), the end of incoming cables of the 20 contactor (KM20) is connect after 20 isolation circuit breakers (Q20), the leading-out terminal of the tenth contactor (KM10) connects the AC of AFE rectifier (9), described tested module (1) be located at AFE rectifier (9) DC side and the leading-out terminal of the 20 contactor (KM20) between.
2. a kind of multifunction test platform according to claim 1, it is characterized in that: described tested module (1) comprises photovoltaic DC-to-AC converter (13), interchange, the DC side of described photovoltaic DC-to-AC converter (13) are connected with the DC side of AFE rectifier (9) with the leading-out terminal of contactor (KM20) respectively.
3. a kind of multifunction test platform according to claim 1, it is characterized in that: described tested module (1) comprises tested inverter (14), accompany examination inverter (10), motor one (11) and motor two (12), described accompanying tries inverter (10), the DC side of tested inverter (14) is connected with AFE rectifier (9) DC side respectively, the interchange outlet of described tested inverter (14) connects motor two (12), described interchange outlet connection motor one (11) of accompanying examination inverter (10), motor one (11) is coaxially connected by shaft coupling with the rotor of motor two (12).
4. a kind of multifunction test platform according to claim 1, it is characterized in that: described tested module (1) comprises tested frequency converter (15), accompany examination inverter (10), motor one (11) and motor two (12), the described DC side of examination inverter (10) of accompanying is connected with AFE rectifier (9) DC side, the AC of examination inverter (10) is accompanied to connect motor one (11), the interchange inlet wire of described tested frequency converter (15) is connected with the leading-out terminal of the 20 contactor (KM20), the interchange outlet of tested frequency converter (15) is connected with motor two (12), motor one (11) is coaxially connected by shaft coupling with the rotor of motor two (12).
5. a kind of multifunction test platform according to claim 2,3 or 4, is characterized in that: described many tap insulating transformers (T1) secondary output voltage is respectively 3AC270V, 330V, 400V, 480V, 600V and 690V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510639729.8A CN105158618A (en) | 2015-09-30 | 2015-09-30 | Multifunctional test platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510639729.8A CN105158618A (en) | 2015-09-30 | 2015-09-30 | Multifunctional test platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105158618A true CN105158618A (en) | 2015-12-16 |
Family
ID=54799538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510639729.8A Pending CN105158618A (en) | 2015-09-30 | 2015-09-30 | Multifunctional test platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105158618A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106771792A (en) * | 2017-03-29 | 2017-05-31 | 株洲中达特科电子科技有限公司 | A kind of locomotive converter test system |
| CN109188156A (en) * | 2018-11-06 | 2019-01-11 | 威凡智能电气高科技有限公司 | A kind of high pressure direct screening energy accumulation current converter modular testing platform and test circuit |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050253551A1 (en) * | 2004-05-12 | 2005-11-17 | Walter Koellner | System for powering mining equipment |
| CN101738553A (en) * | 2009-12-25 | 2010-06-16 | 三一电气有限责任公司 | Universal testing system of frequency transformer and current transformer |
| CN102004229A (en) * | 2010-09-30 | 2011-04-06 | 深圳美凯电子股份有限公司 | System and method for testing network combination photovoltaic inverter |
| CN201837714U (en) * | 2010-10-30 | 2011-05-18 | 比亚迪股份有限公司 | Underwriter Laboratories (UL) test topology |
| CN202093155U (en) * | 2011-05-03 | 2011-12-28 | 国网电力科学研究院 | Large-volume multi-adaptable detection platform for grid-connected photovoltaic inverter |
| CN202837435U (en) * | 2012-09-24 | 2013-03-27 | 株洲南车时代电气股份有限公司 | Energy-saving power assessment test device for high-power inverter |
| CN205263208U (en) * | 2015-09-30 | 2016-05-25 | 天水电气传动研究所有限责任公司 | Many function test platform |
-
2015
- 2015-09-30 CN CN201510639729.8A patent/CN105158618A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050253551A1 (en) * | 2004-05-12 | 2005-11-17 | Walter Koellner | System for powering mining equipment |
| CN101738553A (en) * | 2009-12-25 | 2010-06-16 | 三一电气有限责任公司 | Universal testing system of frequency transformer and current transformer |
| CN102004229A (en) * | 2010-09-30 | 2011-04-06 | 深圳美凯电子股份有限公司 | System and method for testing network combination photovoltaic inverter |
| CN201837714U (en) * | 2010-10-30 | 2011-05-18 | 比亚迪股份有限公司 | Underwriter Laboratories (UL) test topology |
| CN202093155U (en) * | 2011-05-03 | 2011-12-28 | 国网电力科学研究院 | Large-volume multi-adaptable detection platform for grid-connected photovoltaic inverter |
| CN202837435U (en) * | 2012-09-24 | 2013-03-27 | 株洲南车时代电气股份有限公司 | Energy-saving power assessment test device for high-power inverter |
| CN205263208U (en) * | 2015-09-30 | 2016-05-25 | 天水电气传动研究所有限责任公司 | Many function test platform |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106771792A (en) * | 2017-03-29 | 2017-05-31 | 株洲中达特科电子科技有限公司 | A kind of locomotive converter test system |
| CN106771792B (en) * | 2017-03-29 | 2023-11-03 | 株洲中达特科电子科技有限公司 | Locomotive converter test system |
| CN109188156A (en) * | 2018-11-06 | 2019-01-11 | 威凡智能电气高科技有限公司 | A kind of high pressure direct screening energy accumulation current converter modular testing platform and test circuit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102435899A (en) | Locomotive traction converter test apparatus and method thereof | |
| CN102142779A (en) | Novel transformer test power supply | |
| CN109104097B (en) | High-frequency transformer operation test device | |
| CN206038836U (en) | Series resonance high -voltage insulation test device | |
| CN101635519A (en) | Power unit with brake function for unit cascaded high-voltage frequency converter | |
| CN105226610A (en) | A kind of Transformer Close magnetizing inrush current arrester | |
| CN103760441A (en) | Multifunctional adjustment table of distribution box | |
| CN100595597C (en) | Lightning arrester various waveform aging test device | |
| CN204886200U (en) | Distribution transformer unbalanced three phase current detection compensation arrangement | |
| CN205039524U (en) | Transformer combined floodgate excitation surge current annihilator | |
| CN104090191A (en) | Loading testing device and method used for frequency converter | |
| CN205263208U (en) | Many function test platform | |
| CN104300862A (en) | High-voltage inverter vector control method and device | |
| CN105158618A (en) | Multifunctional test platform | |
| CN203759152U (en) | Multifunctional adjustment table of distribution box | |
| CN205826709U (en) | Double-feed current transformer formula high-current generation device | |
| CN104466995A (en) | Energy conversion device | |
| CN103076514A (en) | Sound level measuring test method for dry-type smoothing reactor | |
| CN107860994B (en) | Offshore full-power water-cooling converter test platform | |
| CN201177647Y (en) | Multiple waveform aging test apparatus of lightning arrester | |
| CN104333035A (en) | Photovoltaic power distribution system capable of suppressing power grid voltage unbalance | |
| CN201018454Y (en) | Variable frequency speed regulator for mining capable of implementing soft switch | |
| CN202837434U (en) | Routine power assessment test platform for low-voltage medium-power power converter before leaving factory | |
| CN207557438U (en) | A kind of switched reluctance machines for starter-generator to dragging test platform | |
| CN203251092U (en) | Multifunctional transition source box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151216 |
|
| RJ01 | Rejection of invention patent application after publication |