CN103064036A - Aviation ground inverter power characteristic test system and observing and controlling method - Google Patents
Aviation ground inverter power characteristic test system and observing and controlling method Download PDFInfo
- Publication number
- CN103064036A CN103064036A CN2012105753747A CN201210575374A CN103064036A CN 103064036 A CN103064036 A CN 103064036A CN 2012105753747 A CN2012105753747 A CN 2012105753747A CN 201210575374 A CN201210575374 A CN 201210575374A CN 103064036 A CN103064036 A CN 103064036A
- Authority
- CN
- China
- Prior art keywords
- stage
- load
- phase
- computing machine
- contactor
- 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
Abstract
The invention discloses an aviation ground inverter power characteristic test system and observing and controlling method. The aviation ground inverter power characteristic test system comprises a three-phase large-power program control load, a voltage current signal processing circuit, a data acquisition card and a computer. An A input end, a B input end, a C input end and a N phase input end of the three-phase large-power program control load are respectively connected with an A phase, a B phase, a C phase and a N wire of the aviation ground inverter power. An A input end, B input end, C input end and N phase input end of the voltage current signal processing circuit are respectively connected with the A phase, the B phase, the C phase and the N wire of the aviation ground inverter power, and an output end of the aviation ground inverter power is connected with an input end of the data acquisition card. An output end of the data acquisition card is connected with the computer. The computer is connected with the three-phase large-power program control load through serial ports. The aviation ground inverter power characteristic test system can not only meet the aviation ground inverter power characteristic test requests to the international standard international standardization organization (ISO) 6858 and the civil aviation administration of China MH/T 6018, and but also be provided with the function of analyzing and assessing. And the system structure is arranged to reasonable, and the observing and controlling method is simple. The operation is convenient to do, and the measurement accuracy is high.
Description
Technical field
The invention belongs to the Electrical Measurement Technology field, particularly relate to a kind of Ground inverter characteristic test system and investigating method.
Background technology
The Ground inverter is that the civil power with ground 220/380V, 50Hz is transformed to the 115/200V that meets the aviation power supply demand, the power supply of 400Hz, is used for when ground to aviation power supply.Because the consumer on the aircraft has strict requirement to the power supply quality of electric power system, and the ground power supply of Civil Aviation Airport will be to the aviation power supply of home and overseas airline, therefore the surface power supply power supply must meet the ISO6858 international standard, meet simultaneously the static power rows industry of the MH/T6018 of China civil aviaton aircraft floor standard, in addition, underproof power supply can impact the consumer performance, thereby generation potential safety hazard, and civil aviaton has been found that airplane equipment operation irregularity that many cases cause therefrom and the situation of damage, therefore need to the characteristic of Ground inverter be detected.The characteristic of domestic existing Ground inverter mainly adopts Ground inverter testing table to test at present, this testing table is mainly used to the variation of simulated aircraft load, the power supply capacity that is used for the check power supply, but lack measurement, the assessment and analysis to ground inverter supplied character according to the international standard ISO6858 of airplane power source and the MH/T6018 of CAAC.But up to the present domestic also do not have a satisfactory Ground inverter characteristic testing equipment.
Summary of the invention
In order to address the above problem, the object of the present invention is to provide a kind of content measurement to meet ISO6858 international standard and the MH/T6018 of CAAC industry standard, Ground inverter characteristic test system and the investigating method that can test and assess the characteristic of Ground inverter.
In order to achieve the above object, Ground inverter characteristic test system provided by the invention comprises the program control load of Three-phase high-power, voltage and current signal treatment circuit (voltage current transformer and interlock circuit form), data collecting card and computing machine; Wherein the A of the program control load of Three-phase high-power, B, C and N phase input end link to each other with A phase, B phase, C phase and the N line of Ground inverter respectively; The A of voltage and current signal treatment circuit, B, C and N phase input end link to each other with A phase, B phase, C phase and the N line of Ground inverter respectively, and its output terminal links to each other with the input end of data collecting card; The output terminal of data collecting card links to each other with computing machine, and computing machine then joins by serial communication interface and the program control load of Three-phase high-power.
Described Ground inverter characteristic test system also comprises the printer that links to each other with computing machine.
The program control load of described Three-phase high-power is by output contactor identical with three, independent controlled A phase, B phase and C phase load consist of, output contactor is connected to Ground inverter and A mutually, the B phase, between the C phase load, every phase load is by electric resistance array, electric inductance array, the resistance contactor array, inductance contactor array, resistance control, inductance control single chip computer and voltage signal conditioning circuit form, wherein the output terminal of output contactor links to each other with inductance contactor array with the resistance contactor array simultaneously, and the resistance contactor array is connected with electric resistance array with inductance contactor array and is connected with electric inductance array; The resistance control single chip computer links to each other with the resistance contactor array by resistance control driver, the inductance control single chip computer links to each other with inductance contactor array by inductance control driver, then is connected by the computer serial communication interface between resistance control, the inductance control single chip computer; Voltage signal conditioning circuit is connected between output contactor and the resistance control single chip computer; Electric resistance array is comprised of 16 resistance, electric inductance array is comprised of 16 inductance, the combination of employing digital form, step-length 10W or 10VAR, the resistance contactor array by 16 respectively the resistance contactor corresponding with 16 resistance in the electric resistance array form, inductance contactor array by 16 respectively the inductance contactor corresponding with 16 inductance in the electric inductance array form.
Described data collecting card adopts American National instrument company high-speed data acquisition card.
Described computing machine adopts industrial control computer, and LABVIEW programming software and corresponding hardware driving software software are installed in it.
The steady-state characteristic parameter investigating method comprises the following step that carries out in order in the Ground inverter characteristic provided by the invention:
1) carries out the S1 stage that the power-factor of load is set: in this stage, on computer input device, set the power-factor of load according to test request by the tester;
2) to the tested Ground inverter S2 stage whether no load test is judged: if judged result is "No", enter next stage, otherwise enter the S8 stage;
3) to tested Ground inverter institute's loading S3 stage whether balanced load is judged: namely setting the Ground inverter is balanced load test or asymmetric load test, if judged result is "Yes", enter next stage, otherwise enter the S15 stage;
4) S4 stage of load percentage is set: in this stage, under the power factor of above-mentioned setting load percentage being set gradually is 25%, 50%, 75%, 100%, 75%, 50% and 25%, changes power factor after test finishes and proceeds test;
The S5 stage of 5) calculating according to setup parameter: in this stage, computing machine calculates according to power factor and the load percentage of above-mentioned setting;
6) send S6 stage of load steering order: in this stage, computing machine sends corresponding steering order by serial communication interface to A, B, C threephase load according to the result of calculation of previous step, to carry out the load preparatory stage;
7) the S7 stage of output contactor adhesive: in this stage, the program control load of Three-phase high-power will load according to above-mentioned steering order, then with the reliable adhesive of output contactor, finish to tested Ground inverter loading;
8) carry out S8 stage of data acquisition: in this stage, computing machine will gather corresponding test data from the program control load of Three-phase high-power;
9) carry out S9 stage of data operation: in this stage, computing machine will carry out computing to the test data of above-mentioned collection;
10) carry out the S10 stage that data show: in this stage, the data communication device of computing machine after with above-mentioned computing crossed display and shown;
11) carry out S11 stage of data recording: in this stage, the data of computing machine after with above-mentioned computing are carried out record with the form of excel form;
12) to whether finishing to test the S12 stage of judging: if judged result is "Yes", enter next stage, otherwise return the S4 stage;
13) the S13 stage of generating report forms: the data generating report forms file of computing machine after with above-mentioned computing;
14) determining program S14 stage of whether withdrawing from: if judged result is "Yes", finish test procedure, otherwise return the S1 stage;
The S15 stage of 15) parameter of unbalance load being calculated: in this stage, computing machine will directly calculate according to standard-required the parameter of unbalance load, and send corresponding steering order by serial communication interface to A, B, C threephase load according to result of calculation, namely enter the S6 stage.
The transient characterisitics parameter investigating method comprises the following step that carries out in order in the Ground inverter characteristic provided by the invention:
1) the S16 stage to testing the pickup time of output contactor: in this stage, computing machine will be tested the pickup time of output contactor, in order to determine the start time of transient measuring;
2) carry out the S17 stage that the power-factor of load is set: in this stage, on computer input device, according to test request the power-factor of load is set as 1 by the tester; Again the power-factor of load is set as 0.6 after test finishes and proceeds test;
3) set S18 stage of tested Ground inverter load percentage: in this stage, be set as in power factor in 1 the situation load from 0 impact to 80% of Ground inverter nominal load; Be set as in power factor in 0.6 the situation load from 0 impact to 150% of Ground inverter nominal load;
The S19 stage of 4) calculating according to setup parameter: in this stage, computing machine calculates according to power factor and the load percentage of above-mentioned setting;
5) send S20 stage of load steering order: in this stage, computing machine sends corresponding steering order by serial communication interface to A, B, C threephase load according to the result of calculation of being determined by power factor and load percentage of previous step;
6) send S21 stage of the instruction that powers on: in this stage, computing machine sends the instruction that powers on of connection to output contactor;
7) the S22 stage of output contactor adhesive: in this stage, the program control load of Three-phase high-power will load according to above-mentioned steering order, then with the reliable adhesive of output contactor, load for the Ground inverter;
8) carry out S23 stage of data acquisition: in this stage, computing machine will gather corresponding test data from the program control load of Three-phase high-power;
9) carry out S24 stage of data operation: in this stage, computing machine carries out computing with the test data that Ground inverter external plug place gathers;
10) carry out the S25 stage that data, figure show: in this stage, data, the figure of computing machine after with above-mentioned computing shows by display; Deducted the pickup time of the output contactor that S18 calculates in the stage herein in the figure that shows;
11) carry out S26 stage of data recording: in this stage, the data of computing machine after with above-mentioned computing are carried out record with the form of excel form;
12) the S27 stage of generating report forms: data and the figure generating report forms file of computing machine after with above-mentioned computing;
13) to whether unloading the S28 stage of judging: if judged result is "Yes", enters the S32 stage, otherwise enter next stage;
13) the S29 stage that whether program is finished to judge: if judged result is "Yes", finish test procedure, otherwise return the S17 stage;
14) the S30 stage of disconnection output contactor: in this stage, output contactor is disconnected, then return the S23 stage.
Ground inverter characteristic test system provided by the invention not only can satisfy among international standard ISO6858 and the MH/T6018 of CAAC the test request to Ground inverter supplied character, but also has the assessment and analysis function, and system architecture arranges rationally, investigating method is simple, easy to operate, and measuring accuracy is high.
Description of drawings
Fig. 1 is that Ground inverter characteristic test system provided by the invention consists of synoptic diagram.
Fig. 2 is that the program control load of Three-phase high-power consists of synoptic diagram in the Ground inverter characteristic test system provided by the invention.
Fig. 3 is steady-state characteristic parameter investigating method process flow diagram in the Ground inverter characteristic test method provided by the invention.
Fig. 4 is transient characterisitics parameter investigating method process flow diagram in the Ground inverter characteristic test method provided by the invention.
Embodiment
Below in conjunction with the drawings and specific embodiments Ground inverter characteristic test system provided by the invention and investigating method are elaborated.
As shown in Figure 1, Ground inverter characteristic test system provided by the invention comprises the program control load 20 of Three-phase high-power, voltage and current signal treatment circuit 21, data collecting card 22 and computing machine 23; Wherein A, the B of the program control load 20 of Three-phase high-power, C and N phase input end link to each other with A phase, B phase, C phase and the N line of Ground inverter 25 respectively; The A of voltage and current signal treatment circuit 21, B, C and N phase input end link to each other with A phase, B phase, C phase and the N line of Ground inverter 25 respectively, and its output terminal links to each other with the input end of data collecting card 22; The output terminal of data collecting card 22 links to each other with computing machine 23, and computing machine 23 then joins by serial communication interface and the program control load 20 of Three-phase high-power.
Described Ground inverter characteristic test system also comprises the printer 24 that links to each other with computing machine 23.
As shown in Figure 2, the program control load 20 of described Three-phase high-power is by output contactor 11 identical with three, independent controlled A phase, B phase and C phase load consist of, to satisfy the setting of unbalance load, output contactor 11 is connected to Ground inverter 25 and A mutually, the B phase, between the C phase load, every phase load is by electric resistance array 2, electric inductance array 4, resistance contactor array 1, inductance contactor array 3, resistance control, inductance control single chip computer 7,8 and voltage signal conditioning circuit 9 form, wherein the output terminal of output contactor 11 links to each other with inductance contactor array 3 with resistance contactor array 1 simultaneously, and resistance contactor array 1 is connected with inductance contactor array respectively to be connected with electric inductance array with electric resistance array 2 and is connected; Resistance control single chip computer 7 links to each other with resistance contactor array 1 by resistance control driver 5, inductance control single chip computer 8 links to each other with inductance contactor array 3 by inductance control driver 6, then be connected by computer serial communication interface 12 between resistance control, the inductance control single chip computer 7,8; Voltage signal conditioning circuit 9 is connected between output contactor 11 and the resistance control single chip computer 7; Electric resistance array 2 is comprised of 16 resistance, electric inductance array 4 is comprised of 16 inductance, the combination of employing digital form, step-length 10W or 10VAR, resistance contactor array 1 by 16 respectively the resistance contactor corresponding with 16 resistance in the electric resistance array 2 form, inductance contactor array 3 by 16 respectively the inductance contactor corresponding with 16 inductance in the electric inductance array 4 form.
The power factor of the program control load 20 of described Three-phase high-power is 0.6-1, load is from 0 to fully loaded, control accuracy is 1%, can satisfy ISO6858 and MH/T6018 standard to the power factor requirement, is used for carrying out Steady state and transient state (load switching) load test of Ground inverter 25.
Described data collecting card 22 adopts American National instrument company (NI) high-speed data acquisition card, is used for the high speed acquisition of data.
Described computing machine 23 adopts industrial control computer, and LABVIEW programming software and corresponding hardware driving software are installed in it.
Now Ground inverter characteristic test system principle of work provided by the invention is described below:
According to ISO6858 international standard and the MH/T6018 of CAAC standard, Ground inverter 25 need to carry out the Steady state and transient state characteristic test, wherein the steady-state characteristic test event comprises three-phase voltage, electric current, active power, reactive power, power factor (PF), frequency, phase place symmetry, balance of voltage degree, the voltage modulated amount under unloaded and the various loading conditions, crest factor, waveform distortion (total harmonic distortion) and maximum single harmonic wave; The transient characterisitics test event comprise response, electric voltage frequency extreme cases, the fluctuation of voltage and frequency the most serious mutually with the fluctuation time.
When needs carry out the steady-state characteristic test, at first on the input media of computing machine 23, set the power-factor of load and power according to test request by the tester, when needs are measured under the stable state balanced load, at first the power-factor of load and power are set as respectively 1 and 0.8, then carry out computing by computing machine 23, and generation A phase, the result of resistance and inductor combination in B phase and the C phase load, send respectively 6 single-chip microcomputers in the program control load 20 of Three-phase high-power to, by single-chip microcomputer through driver and 16 resistance contactors, 16 inductance contactors are switched on or switched off corresponding resistance and inductance, after load configuration is good, computing machine 23 will send instruction, connect the output contactor 11 in the program control load 20 of Three-phase high-power, to connect threephase load, at this moment system is measured beginning, and demonstrate load parameter at display, whether monitor simultaneously load set correct.Measurement parameter has three-phase voltage, electric current, active power, reactive power, applied power, power factor and voltage waveform.When needs are measured under the stable state unbalance load, at first the power-factor of load is set as respectively 1 and 0.8, A is 40% of nominal load mutually, other two-phases are 30% of nominal load, then carry out computing by computing machine 23, and generation A phase, the result of B phase and C phase resistance and inductor combination, give respectively 6 single-chip microcomputers in the program control load 20 of Three-phase high-power, by single-chip microcomputer through driver and 16 resistance contactors, 16 inductance contactors are switched on or switched off corresponding resistance and inductance, after load configuration is good, computing machine 23 will send instruction, connect the output contactor 11 in the program control load 20 of Three-phase high-power, to connect threephase load, at this moment system is measured beginning, and demonstrate load parameter at display, whether monitor simultaneously load set correct.Measurement parameter has three-phase voltage, frequency, phase place, balance of voltage degree, voltage modulated amount, crest factor, harmonic measure analysis, waveform distortion (total harmonic distortion) and maximum single harmonic wave.
When needs test transient characterisitics parameter, at first test the pickup time of output contactor 11, in order to determine the start time of transient measuring, afterwards the power-factor of load is set as 1, load is from 0 impact to 80% of Ground inverter nominal load, again from 80% anticlimax to 0.Measure and record: the response of voltage and frequency, electric voltage frequency extreme cases, the most serious phase of fluctuation, the parameters such as fluctuation time.At last the power-factor of load is set as 0.6 (hysteresis), load is from 0 impact to 150% of Ground inverter nominal load, again from 150% anticlimax to 0.Measure and record: the response of voltage and frequency, electric voltage frequency extreme cases, the most serious phase of fluctuation, the parameters such as fluctuation time.
System automatically generated and meets the form that MH/T6018 requires after test was finished, and qualified and underproof test event is described, simultaneously can be by all test results of printer 24 outputs.
As shown in Figure 3, the steady-state characteristic parameter investigating method comprises the following step that carries out in order in the Ground inverter characteristic test method provided by the invention:
1) carries out the S1 stage that the power-factor of load is set: in this stage, on the input media of computing machine 23, set the power-factor of load according to test request by the tester;
2) to the tested Ground inverter S2 stage whether no load test is judged: if judged result is "No", enter next stage, otherwise enter the S8 stage;
3) to tested Ground inverter institute's loading S3 stage whether balanced load is judged: namely setting Ground inverter 25 is balanced load test or asymmetric load test, if judged result is "Yes", enter next stage, otherwise enter the S15 stage;
4) S4 stage of load percentage is set: in this stage, under the power factor of above-mentioned setting load percentage being set gradually is 25%, 50%, 75%, 100%, 75%, 50% and 25%, changes power factor after test finishes and proceeds test;
The S5 stage of 5) calculating according to setup parameter: in this stage, computing machine 23 calculates according to power factor and the load percentage of above-mentioned setting;
6) send S6 stage of load steering order: in this stage, computing machine 23 sends corresponding steering order by serial communication interface to A, B, C threephase load according to the result of calculation of previous step, to carry out the load preparatory stage;
7) the S7 stage of output contactor adhesive: in this stage, the program control load 20 of Three-phase high-power will load according to above-mentioned steering order, then with output contactor 11 reliable adhesives, finish to tested Ground inverter 25 loading;
8) carry out S8 stage of data acquisition: in this stage, computing machine 23 will gather corresponding test data from the program control load 20 of Three-phase high-power;
9) carry out S9 stage of data operation: in this stage, computing machine 23 will carry out computing to the test data of above-mentioned collection;
10) carry out the S10 stage that data show: in this stage, the data communication device of computing machine 23 after with above-mentioned computing crossed display and shown;
11) carry out S11 stage of data recording: in this stage, the data of computing machine 23 after with above-mentioned computing are carried out record with the form of excel form;
12) to whether finishing to test the S12 stage of judging: if judged result is "Yes", enter next stage, otherwise return the S4 stage;
13) the S13 stage of generating report forms: the data generating report forms file of computing machine 23 after with above-mentioned computing;
14) determining program S14 stage of whether withdrawing from: if judged result is "Yes", finish test procedure, otherwise return the S1 stage;
The S15 stage of 15) parameter of unbalance load being calculated: in this stage, computing machine 23 will directly calculate according to standard-required the parameter of unbalance load, and send corresponding steering order by serial communication interface to A, B, C threephase load according to result of calculation, namely enter the S6 stage.
As shown in Figure 4, the transient characterisitics parameter investigating method comprises the following step that carries out in order in the Ground inverter characteristic test method provided by the invention:
1) the S16 stage to testing the pickup time of output contactor: in this stage, computing machine 23 will be tested the pickup time of output contactor 11, in order to determine the start time of transient measuring;
2) carry out the S17 stage that the power-factor of load is set: in this stage, on the input media of computing machine 23, according to test request the power-factor of load is set as 1 by the tester; Again the power-factor of load is set as 0.6 after test finishes and proceeds test;
3) set S18 stage of tested Ground inverter load percentage: in this stage, be set as in power factor in 1 the situation load from 0 impact to 80% of Ground inverter nominal load; Be set as in power factor in 0.6 the situation load from 0 impact to 150% of Ground inverter nominal load;
The S19 stage of 4) calculating according to setup parameter: in this stage, computing machine 23 calculates according to power factor and the load percentage of above-mentioned setting;
5) send S20 stage of load steering order: in this stage, computing machine 23 sends corresponding steering order by serial communication interface to A, B, C threephase load according to the result of calculation of being determined by power factor and load percentage of previous step;
6) send S21 stage of the instruction that powers on: in this stage, computing machine 23 sends the instruction that powers on of connection to output contactor 11;
7) the S22 stage of output contactor adhesive: in this stage, the program control load 20 of Three-phase high-power will load according to above-mentioned steering order, then with output contactor 11 reliable adhesives, load for the Ground inverter;
8) carry out S23 stage of data acquisition: in this stage, computing machine 23 will gather corresponding test data from the program control load 20 of Three-phase high-power;
9) carry out S24 stage of data operation: in this stage, computing machine 23 carries out computing with the test data that Ground inverter 25 external plug places (the plug place that Ground inverter 25 and load are joined) gathers;
10) carry out the S25 stage that data, figure show: in this stage, data, the figure of computing machine 23 after with above-mentioned computing shows by display; Deducted the pickup time of the output contactor 11 that S18 calculates in the stage herein in the figure that shows;
11) carry out S26 stage of data recording: in this stage, the data of computing machine 23 after with above-mentioned computing are carried out record with the form of excel form;
12) the S27 stage of generating report forms: data and the figure generating report forms file of computing machine 23 after with above-mentioned computing;
13) to whether unloading the S28 stage of judging: if judged result is "Yes", enters the S32 stage, otherwise enter next stage;
13) the S29 stage that whether program is finished to judge: if judged result is "Yes", finish test procedure, otherwise return the S17 stage;
14) the S30 stage of disconnection output contactor: in this stage, output contactor 11 is disconnected, then return the S23 stage.
Claims (7)
1. Ground inverter characteristic test system, it is characterized in that: described Ground inverter characteristic test system comprises the program control load of Three-phase high-power (20), voltage and current signal treatment circuit (21), data collecting card (22) and computing machine (23); Wherein A, the B of the program control load of Three-phase high-power (20), C and N phase input end link to each other with A phase, B phase, C phase and the N line of Ground inverter (25) respectively; A, the B of voltage and current signal treatment circuit (21), C link to each other with A phase, B phase, C phase and the N line of Ground inverter (25) respectively with N phase input end, and its output terminal links to each other with the input end of data collecting card (22); The output terminal of data collecting card (22) links to each other with computing machine (23), and computing machine (23) then joins by serial communication interface and the program control load of Three-phase high-power (20).
2. Ground inverter characteristic test system according to claim 1, it is characterized in that: described Ground inverter characteristic test system also comprises the printer 24 that links to each other with computing machine (23).
3. Ground inverter characteristic test system according to claim 1, it is characterized in that: the program control load of described Three-phase high-power (20) is by output contactor (11) identical with three, independent controlled A phase, B phase and C phase load consist of, output contactor (11) is connected to Ground inverter (25) and A mutually, the B phase, between the C phase load, every phase load is by electric resistance array (2), electric inductance array (4), resistance contactor array (1), inductance contactor array (3), resistance control single chip computer and inductance control single chip computer (7,8) and voltage signal conditioning circuit (9) form, wherein the output terminal of output contactor (11) links to each other with inductance contactor array (3) with resistance contactor array (1) simultaneously, and resistance contactor array (1) is connected 3 with inductance contactor array) be connected 4 with electric resistance array (2) with electric inductance array respectively) be connected; Resistance control single chip computer (7) links to each other with resistance contactor array (1) by resistance control driver (5), inductance control single chip computer (8) links to each other with inductance contactor array (3) by inductance control driver (6), resistance control single chip computer and inductance control single chip computer (7,8) are connected with computer serial communication interface (12); Voltage signal conditioning circuit (9) is connected between A phase output contactor (11) and the resistance control single chip computer (7); Electric resistance array (2) is comprised of 16 resistance, electric inductance array (4) is comprised of 16 inductance, resistance contactor array (1) by 16 respectively the resistance contactor corresponding with 16 resistance in the electric resistance array (2) form, inductance contactor array (3) by 16 respectively the inductance contactor corresponding with 16 inductance in the electric inductance array (4) form.
4. Ground inverter characteristic test system according to claim 1 is characterized in that: described data collecting card (22) employing American National instrument company high-speed data acquisition card.
5. Ground inverter characteristic test system according to claim 1 is characterized in that: described computing machine (23) adopts industrial control computer, and LABVIEWB programming software and corresponding hardware driving software are installed in it.
6. steady-state characteristic parameter investigating method that utilizes Ground inverter characteristic test system claimed in claim 1, it is characterized in that: described investigating method comprises the following step that carries out in order:
1) carries out the S1 stage that the power-factor of load is set: in this stage, on the input media of computing machine (23), set the power-factor of load according to test request by the tester;
2) to the tested Ground inverter S2 stage whether no load test is judged: if judged result is "No", enter next stage, otherwise enter the S8 stage;
3) to tested Ground inverter institute's loading S3 stage whether balanced load is judged: namely setting Ground inverter (25) is balanced load test or asymmetric load test, if judged result is "Yes", enter next stage, otherwise enter the S15 stage;
4) S4 stage of load percentage is set: in this stage, under the power factor of above-mentioned setting load percentage being set gradually is 25%, 50%, 75%, 100%, 75%, 50% and 25%, changes power factor after test finishes and proceeds test;
The S5 stage of 5) calculating according to setup parameter: in this stage, computing machine (23) calculates according to power factor and the load percentage of above-mentioned setting;
6) send S6 stage of load steering order: in this stage, computing machine (23) sends corresponding steering order by serial communication interface to A, B, C threephase load according to the result of calculation of previous step, to carry out the load preparatory stage;
7) the S7 stage of output contactor adhesive: in this stage, the program control load of Three-phase high-power (20) will load according to above-mentioned steering order, then with the reliable adhesive of output contactor (11), finish to tested Ground inverter (25) loading;
8) carry out S8 stage of data acquisition: in this stage, computing machine (23) will gather corresponding test data from the program control load of Three-phase high-power (20);
9) carry out S9 stage of data operation: in this stage, computing machine (23) will carry out computing to the test data of above-mentioned collection;
10) carry out the S10 stage that data show: in this stage, the data communication device of computing machine (23) after with above-mentioned computing crossed display and shown;
11) carry out S11 stage of data recording: in this stage, the data of computing machine (23) after with above-mentioned computing are carried out record with the form of excel form;
12) to whether finishing to test the S12 stage of judging: if judged result is "Yes", enter next stage, otherwise return the S4 stage;
13) the S13 stage of generating report forms: the data generating report forms file of computing machine (23) after with above-mentioned computing;
14) determining program S14 stage of whether withdrawing from: if judged result is "Yes", finish test procedure, otherwise return the S1 stage;
The S15 stage of 15) parameter of unbalance load being calculated: in this stage, computing machine (23) will directly calculate according to standard-required the parameter of unbalance load, and send corresponding steering order by serial communication interface to A, B, C threephase load according to result of calculation, namely enter the S6 stage.
7. transient characterisitics parameter investigating method that utilizes Ground inverter characteristic test system claimed in claim 1, it is characterized in that: described investigating method comprises the following step that carries out in order:
1) the S16 stage to testing the pickup time of output contactor: in this stage, computing machine (23) will be tested the pickup time of output contactor (11), in order to determine the start time of transient measuring;
2) carry out the S17 stage that the power-factor of load is set: in this stage, on the input media of computing machine (23), according to test request the power-factor of load is set as 1 by the tester; Again the power-factor of load is set as 0.6 after test finishes and proceeds test;
3) set S18 stage of tested Ground inverter load percentage: in this stage, be set as in power factor in 1 the situation load from 0 impact to 80% of Ground inverter nominal load; Be set as in power factor in 0.6 the situation load from 0 impact to 150% of Ground inverter nominal load;
The S19 stage of 4) calculating according to setup parameter: in this stage, computing machine (23) calculates according to power factor and the load percentage of above-mentioned setting;
5) send S20 stage of load steering order: in this stage, computing machine (23) sends corresponding steering order by serial communication interface to A, B, C threephase load according to the result of calculation of being determined by power factor and load percentage of previous step;
6) send S21 stage of the instruction that powers on: in this stage, computing machine (23) sends the instruction that powers on of connection to output contactor (11);
7) the S22 stage of output contactor adhesive: in this stage, the program control load of Three-phase high-power (20) will load according to above-mentioned steering order, then with the reliable adhesive of output contactor (11), load for Ground inverter (25);
8) carry out S23 stage of data acquisition: in this stage, computing machine (23) will gather corresponding test data from the program control load of Three-phase high-power (20);
9) carry out S24 stage of data operation: in this stage, computing machine (23) carries out computing with the test data that Ground inverter (25) external plug place gathers;
10) carry out the S25 stage that data, figure show: in this stage, data, the figure of computing machine (23) after with above-mentioned computing shows by display; Deducted the pickup time of the output contactor (11) that S18 calculates in the stage herein in the figure that shows;
11) carry out S26 stage of data recording: in this stage, the data of computing machine (23) after with above-mentioned computing are carried out record with the form of excel form;
12) the S27 stage of generating report forms: data and the figure generating report forms file of computing machine (23) after with above-mentioned computing;
13) to whether unloading the S28 stage of judging: if judged result is "Yes", enters the S32 stage, otherwise enter next stage;
13) the S29 stage that whether program is finished to judge: if judged result is "Yes", finish test procedure, otherwise return the S17 stage;
14) the S30 stage of disconnection output contactor: in this stage, output contactor (11) is disconnected, then return the S23 stage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210575374.7A CN103064036B (en) | 2012-12-25 | 2012-12-25 | Aviation ground inverter power characteristic test system and observing and controlling method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210575374.7A CN103064036B (en) | 2012-12-25 | 2012-12-25 | Aviation ground inverter power characteristic test system and observing and controlling method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103064036A true CN103064036A (en) | 2013-04-24 |
| CN103064036B CN103064036B (en) | 2015-05-13 |
Family
ID=48106741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210575374.7A Expired - Fee Related CN103064036B (en) | 2012-12-25 | 2012-12-25 | Aviation ground inverter power characteristic test system and observing and controlling method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103064036B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105223443A (en) * | 2015-10-19 | 2016-01-06 | 北京经纬恒润科技有限公司 | A kind of hardware automated method of testing, system and equipment |
| CN106771766A (en) * | 2017-01-05 | 2017-05-31 | 上海富崇电子科技有限公司 | Airborne electrical equipment supplied character pilot system |
| CN106772116A (en) * | 2016-11-28 | 2017-05-31 | 北京卫星制造厂 | A kind of Auto-Test System for aerospace satellite secondary power supply |
| CN110994775B (en) * | 2019-11-26 | 2021-05-11 | 中国航天时代电子有限公司 | Intelligent power supply switching method considering load characteristics |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070165438A1 (en) * | 2005-11-23 | 2007-07-19 | Zippy Technology Corp. | Inverter test device and a method thereof |
| JP2008104344A (en) * | 2001-08-27 | 2008-05-01 | Shinko Electric Co Ltd | Inverter test device |
| CN101587138A (en) * | 2009-06-30 | 2009-11-25 | 朱晓明 | A kind of control system of load box |
| CN201812000U (en) * | 2009-11-12 | 2011-04-27 | 张进滨 | Detecting device for ACLT grid-connected inverter |
| CN102435886A (en) * | 2011-10-09 | 2012-05-02 | 中国铁道科学研究院机车车辆研究所 | Test bed and test system for inverter of rail transit vehicle |
-
2012
- 2012-12-25 CN CN201210575374.7A patent/CN103064036B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008104344A (en) * | 2001-08-27 | 2008-05-01 | Shinko Electric Co Ltd | Inverter test device |
| US20070165438A1 (en) * | 2005-11-23 | 2007-07-19 | Zippy Technology Corp. | Inverter test device and a method thereof |
| CN101587138A (en) * | 2009-06-30 | 2009-11-25 | 朱晓明 | A kind of control system of load box |
| CN201812000U (en) * | 2009-11-12 | 2011-04-27 | 张进滨 | Detecting device for ACLT grid-connected inverter |
| CN102435886A (en) * | 2011-10-09 | 2012-05-02 | 中国铁道科学研究院机车车辆研究所 | Test bed and test system for inverter of rail transit vehicle |
Non-Patent Citations (2)
| Title |
|---|
| 夏国清 等: "基于虚拟仪器的航空逆变电源输出特性测量研究", 《仪器仪表学报》, vol. 31, no. 11, 30 November 2010 (2010-11-30), pages 2555 - 2560 * |
| 孟军红 等: "基于LabVIEW的飞机电源地面试验测试系统", 《新技术新仪器》, vol. 26, no. 2, 28 February 2006 (2006-02-28), pages 32 - 35 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105223443A (en) * | 2015-10-19 | 2016-01-06 | 北京经纬恒润科技有限公司 | A kind of hardware automated method of testing, system and equipment |
| CN106772116A (en) * | 2016-11-28 | 2017-05-31 | 北京卫星制造厂 | A kind of Auto-Test System for aerospace satellite secondary power supply |
| CN106772116B (en) * | 2016-11-28 | 2019-02-15 | 北京卫星制造厂 | A kind of Auto-Test System for aerospace satellite secondary power supply |
| CN106771766A (en) * | 2017-01-05 | 2017-05-31 | 上海富崇电子科技有限公司 | Airborne electrical equipment supplied character pilot system |
| CN110994775B (en) * | 2019-11-26 | 2021-05-11 | 中国航天时代电子有限公司 | Intelligent power supply switching method considering load characteristics |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103064036B (en) | 2015-05-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106199226B (en) | Distribution transformer noise monitoring method and system under the conditions of threephase load is uneven | |
| CN103064036B (en) | Aviation ground inverter power characteristic test system and observing and controlling method | |
| CN101482602A (en) | Detection analysis system of relay-protection tester | |
| CN105278439A (en) | Large-capacity alternating-current adjustable simulation test load control system and control method thereof | |
| CN105182126B (en) | Improved distribution transformer energy efficiency metering detection method | |
| CN101865958A (en) | System and method for testing power supply adapter | |
| CN103616574B (en) | A kind of electric automobile anti-alone island detection system of energy storage combining inverter and detection method | |
| CN103884953B (en) | A kind of capacitance type potential transformer damping circuit fault diagnosis system | |
| CN202351302U (en) | Testing instrument for simulating unbalance current of serial compensating device | |
| CN206865359U (en) | A kind of energy-saving multifunction simulation electrical load device | |
| CN205679701U (en) | A kind of ultra-high voltage transformer station simulates the check system that puts into operation | |
| CN204065240U (en) | A kind of dry reactor performance test circuit and device | |
| CN104515956A (en) | Method and device for detecting intelligent ammeter power module | |
| CN209673945U (en) | A kind of IGBT power module test macro | |
| CN204882853U (en) | Electric energy meter pressure resistance test installation | |
| CN106054005A (en) | Automatic test system for temperature rise test of transformer | |
| CN203929928U (en) | The anti-isolated island energy of a kind of grid-connected converter force checking device | |
| CN106226623A (en) | A kind of island detection method | |
| CN203688678U (en) | De-excitation resistor testing system | |
| CN202102059U (en) | Power unit testing apparatus | |
| CN205786930U (en) | A kind of electronic power transformer electric energy quality detection device | |
| CN204065770U (en) | A kind of Large Copacity exchanges adjustable simulation test load control system | |
| CN105301353A (en) | System and method for detecting control box of AC power supply system | |
| CN201319063Y (en) | Detecting and analyzing device of relay protection testing device | |
| CN204758790U (en) | Automatic fault diagnostic of mining ac motor |
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: 20150513 Termination date: 20161225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |