CN103364702A - Test system - Google Patents
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- CN103364702A CN103364702A CN2012101467106A CN201210146710A CN103364702A CN 103364702 A CN103364702 A CN 103364702A CN 2012101467106 A CN2012101467106 A CN 2012101467106A CN 201210146710 A CN201210146710 A CN 201210146710A CN 103364702 A CN103364702 A CN 103364702A
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Abstract
The invention provides a test system, which comprises a device to be tested, a plurality of measuring instruments, a control device and a switching module, wherein the device to be tested is connected with the plurality of measuring instruments; the measuring instruments are used for testing the device to be tested; the control device is used for outputting a control signal; and the switching module comprises a plurality of relays, is respectively coupled with the device to be tested, the plurality of measuring instruments and the control device and is used for determining one of the plurality of measuring instruments to test the device to be tested according to the control signal, wherein the control device detects the states of the plurality of relays to confirm that the switching module can normally operate before controlling the switching module to switch the plurality of measuring instruments.
Description
Technical field
The present invention relates to a kind of technical field of test macro, particularly select solar simulator and one of them test macro that solar cell is tested of high voltage testing device relevant for a kind of cutting.
Background technology
Electronic installation generally all needs the some of them function is tested after assembling or completing, and whether reaches required standard with detection. electronics (can be described as device to be measured this moment), thereby guarantees that electronic installation can normally use.
For instance, solar cell (Solar Cell) need be simulated respectively and the test such as high pressure, and simulation test is in order to detect the photoelectric transformation efficiency of solar cell, voltage endurance capability and the dielectric strength of Hi-pot test in order to detect solar cell.The various tests such as simulation and high pressure all need the respectively special-purpose measuring equipment of collocation, and simulation test need be used solar simulator, and Hi-pot test need be used high voltage testing device.
Yet dismounting or plug solar cell or even between the measuring instrument of more special uses, all can increase the required time of test, and then affect testing efficiency between solar simulator and high voltage testing device.
Summary of the invention
In view of this, purpose of the present invention aims to provide a kind of test macro, cut by a handover module and to select a plurality of measuring instruments one of them is tested a device to be measured, overcome dismounting or plug and describedly to be measuredly be installed on inconvenience between described a plurality of measuring instrument to solve the clear problem of testing efficiency.
For reaching above-mentioned purpose, the technology used in the present invention means comprise:
One device to be measured;
A plurality of measuring instruments are in order to test described device to be measured;
One control device is in order to export a control signal; And
One handover module, comprise a plurality of relays, described handover module couples respectively described device to be measured, described a plurality of measuring instruments and described control device, in order to according to described control signal, determines that one of them is tested described device to be measured by described a plurality of measuring instruments;
Wherein said control device detected first the state of described a plurality of relays to confirm that described handover module can normal operation before the described handover module of control carries out the switching of described a plurality of measuring instruments.
On implementation, described device to be measured is a solar cell; Described a plurality of measuring instrument comprises a solar simulator and a high voltage testing device; Described a plurality of relay be selected from low-vacuum load-tripping device and high-voltage relay one of them; On described a plurality of relay a gauge point is set respectively, described control device detects the signal condition of described a plurality of gauge points to confirm respectively the normal operation of described a plurality of relay energy; On described a plurality of relay a coil is set respectively, described control device detects the conducting state of described a plurality of coils to confirm respectively the normal operation of described a plurality of relay energy; Described control device also comprises an alarm module, when described control device confirms that described a plurality of relay is failed normal operation, makes described alarm module export an alarm signal.
To sum up institute is old, compared with prior art, the present invention controls described handover module by described control device and cuts and select described solar simulator and described high voltage testing device one of them is tested described solar cell, and confirm by the state that described control device detects described relay whether described handover module can work, make thus that the test of described solar cell is more stable more to save time, and then promote testing efficiency.
Understand the above-mentioned technological means of the present invention and usefulness thereof for abundant, and implement according to this present invention, see also the embodiment content and cooperate graphic being described as follows:
Description of drawings
Fig. 1 is that configuration and the control of first embodiment of the invention explains orally synoptic diagram;
Fig. 2 is circuit diagram embodiment illustrated in fig. 1;
Fig. 3 to Fig. 5 is respectively the circuit diagram that Fig. 2 carries out the detection before the simulation test;
Fig. 6 to Fig. 8 is respectively the circuit diagram that Fig. 2 carries out the detection before the Hi-pot test;
Fig. 9 is the circuit diagram of second embodiment of the invention;
Figure 10 is the circuit diagram of third embodiment of the invention;
Figure 11 is the circuit diagram of fourth embodiment of the invention.
Description of reference numerals: 11-device to be measured; The 12-solar simulator; The 13-high voltage testing device; The 14-handover module; 141-the first relay; 142-the second relay; 143-the 3rd relay; 144-the 4th relay; 145-the 5th relay; 146-the 6th relay; 147-the 7th relay; 151-the first gauge point; 152-the second gauge point; 153-the 3rd gauge point; 161-the first coil; 162-the second coil; The 163-tertiary coil; The 17-control device; The 171-alarm module; The C-common joint; The B-normally closed contact; The A-normal opened contact.
Embodiment
First sight is shown in Figure 1, discloses the block schematic diagram of first embodiment of the invention, and cooperates Fig. 2 to Fig. 8 that test macro of the present invention is described, comprising: a device 11 to be measured, a plurality of measuring instrument, a control device 17 and a handover module 14.
Described device to be measured 11 can be solar cell, and solar cell is a kind of optoelectronic semiconductor wafer that utilizes the sunshine direct generation of electricity, as long as once shining light exportable voltage of moment and electric current.Most important parameter is photoelectric transformation efficiency and dielectric voltage withstand ability for solar cell, and photoelectric transformation efficiency refers to that solar cell is converted into the efficient of electric energy to sunshine, and the dielectric voltage withstand ability refers to the maximum voltage that solar cell can bear.
Described a plurality of measuring instrument can comprise a solar simulator 12 and a high voltage testing device 13, but is not limited to this, present embodiment only with described solar simulator 12 and described high voltage testing device 13 as representative.Described solar simulator 12 can simulated solar irradiations, and the solar light irradiation that utilizes normal intensity is on described device 11 to be measured, and then test out the photoelectric transformation efficiency of solar cell.Described high voltage testing device 13 can provide the voltage that is higher than the rated voltage several times, and puts on the described device to be measured 11, and then tests out the dielectric voltage withstand ability of solar cell.
Described control device 17 is in order to export a control signal, and described control device 17 can be a planning logic controller able to programme, and described planning logic controller able to programme can be arranged on the terminal board.Wherein said control device 17 also can comprise an alarm module 171.
Described handover module 14 couples respectively described device to be measured 11, described solar simulator 12, described high voltage testing device 13 and described control device 17, in order to according to described control signal, determine that one of them is tested described device 11 to be measured by described a plurality of measuring instruments.Wherein said control device 17 detected first described handover module 14 to confirm that described handover module 14 can normal operation before the described handover module 14 of control carries out the switching of described a plurality of measuring instruments.Described handover module 14 comprises a plurality of relays, and described control device 17 is to detect the state of described a plurality of relays to confirm that described handover module 14 can normal operation.Described a plurality of relay can be selected from low-vacuum load-tripping device and high-voltage relay one of them.
Shown in Figure 2, further, described handover module 14 can comprise one first relay 141, one second relay 142, one the 3rd relay 143, one the 4th relay 144 and one the 5th relay 145, described the first relay 141 and described the second relay 142 are in order to as change-over switch, and described the 3rd relay 143, described the 4th relay 144 and described the 5th relay 145 usefulness detect for described control device 17.In particular, on described the 3rd relay 143, described the 4th relay 144 and described the 5th relay 145 one first gauge point 151, one second gauge point 152 and one the 3rd gauge point 153 can be set respectively, described control device 17 detects the signal condition of described a plurality of gauge points to confirm that respectively described a plurality of relay can normal operation (as shown in Figure 2).
Coupling between the described relay of each of described handover module 14 and each device concerns as follows: the common joint C of described the first relay 141, normally closed contact B and normal opened contact A couple respectively the positive pole of described device to be measured 11, the positive pole of described solar simulator 12 and the positive pole of described high voltage testing device 13;
The common joint C of described the second relay 142, normally closed contact B and normal opened contact A couple respectively the negative pole of described device to be measured 11, the negative pole of described solar simulator 12 and the positive pole of described high voltage testing device 13; The shell of wherein said device to be measured 11 couples the negative pole of described high voltage testing device 13;
The different contacts of described the 3rd relay 143 couple respectively the normally closed contact B of the positive pole of the common joint C of described the first relay 141, described device 11 to be measured, described the first relay 141 and the positive pole of described solar simulator 12;
The different contacts of described the 4th relay 144 couple respectively the normally closed contact B of the negative pole of the common joint C of described the second relay 142, described device 11 to be measured, described the second relay 142 and the negative pole of described solar simulator 12;
The different contacts of described the 5th relay 145 couple respectively the normal opened contact A of the normal opened contact A of described the first relay 141, described the second relay 142 and the positive pole of described high voltage testing device 13; In addition, each described relay of described handover module 14 couples respectively control or the detection of described control device 17 to accept described control device 17.
So, described control device 17 is before the described handover module 14 of control carries out the switching of described a plurality of measuring instruments, detect first described the first relay 141 and described the second relay 142 used as change-over switch in the described handover module 14, to confirm that described the first relay 141 and described the second relay 142 can normal operations, just cut by described the first relay 141 and described the second relay 142 and select described solar simulator 12 or described high voltage testing device 13 one of them carries out simulation test or Hi-pot test to described device 11 to be measured.
The step of simulation test is as follows:
As shown in Figure 3, described control device 17 is controlled respectively described the first relay 141 and described the second relay 142, make the normally closed contact B short circuit of described the first relay 141, normal opened contact A open circuit, the normally closed contact B short circuit of described the second relay 142, normal opened contact A open circuit, circuit with 12 of the described device 11 to be measured of conducting and described solar simulators, and make respectively 143 conductings of described the 3rd relay, described the 4th relay 144 is conducting and 145 conductings of described the 5th relay not, with the signal condition according to described the first gauge point 151 and described the 3rd gauge point 153, confirm the whether normal operation of described the first relay 141;
When described the first gauge point 151 signal is arranged, when described the 3rd gauge point 153 does not have signal, described control device 17 confirms that described the first relay 141 can normal operations; In addition, when described the first gauge point 151 signal is arranged, when described the 3rd gauge point 153 has signal, described control device 17 confirms that described the first relay 141 fails normal operation; When described the first gauge point 151 signal is not arranged, when described the 3rd gauge point 153 does not have signal, described control device 17 confirms that described the first relay 141 fails normal operation; When described the first gauge point 151 signal is not arranged, when described the 3rd gauge point 153 has signal, described control device 17 confirms that described the first relay 141 fails normal operation; In case described control device 17 is confirmed described the first relay 141 and is failed normal operation then make the described alarm signal of described alarm module 171 outputs;
As shown in Figure 4, described control device 17 is then controlled respectively described the first relay 141 and described the second relay 142, make the normally closed contact B short circuit of described the first relay 141, normal opened contact A open circuit, the normally closed contact B short circuit of described the second relay 142, normal opened contact A open circuit, circuit with 12 of the described device 11 to be measured of conducting and described solar simulators, and make respectively described the 3rd not conducting of relay 143,144 conductings of described the 4th relay and 145 conductings of described the 5th relay, with the signal condition according to described the second gauge point 152 and described the 3rd gauge point 153, confirm the whether normal operation of described the second relay 142;
When described the second gauge point 152 signal is arranged, when described the 3rd gauge point 153 does not have signal, described control device 17 confirms that described the second relay 142 can normal operations; In addition, when described the second gauge point 152 signal is arranged, when described the 3rd gauge point 153 has signal, described control device 17 confirms that described the second relay 142 fails normal operation; When described the second gauge point 152 signal is not arranged, when described the 3rd gauge point 153 does not have signal, described control device 17 confirms that described the second relay 142 fails normal operation; When described the second gauge point 152 signal is not arranged, when described the 3rd gauge point 153 has signal, described control device 17 confirms that described the second relay 142 fails normal operation; In case described control device 17 is confirmed described the second relay 142 and is failed normal operation then make the described alarm signal of described alarm module 171 outputs;
As shown in Figure 5, when described the first gauge point 151 of described control device 17 foundations, the signal condition of described the second gauge point 152 and described the 3rd gauge point 153 is confirmed described the first relay 141 and the 142 energy normal operations of described the second relay, can control the normally closed contact B short circuit of described the first relay 141, normal opened contact A open circuit, the normally closed contact B short circuit of described the second relay 142, normal opened contact A open circuit, described the 3rd not conducting of relay 143, described the 4th relay 144 is conducting and described the 5th not conducting of relay 145 not, with the circuit of 12 of the described device 11 to be measured of conducting and described solar simulators, be convenient to carry out follow-up simulation test.
The step of Hi-pot test is as follows:
As shown in Figure 6, described control device 17 is controlled respectively described the first relay 141 and described the second relay 142, make the normally closed contact B open circuit of described the first relay 141, normal opened contact A short circuit, the normally closed contact B open circuit of described the second relay 142, normal opened contact A short circuit, with the circuit between the described device 11 to be measured of conducting and described high pressure simulation device, and make respectively 143 conductings of described the 3rd relay, described the 4th relay 144 is conducting and 145 conductings of described the 5th relay not, with the signal condition according to described the first gauge point 151 and described the 3rd gauge point 153, confirm the whether normal operation of described the first relay 141;
When described the first gauge point 151 signal is not arranged, when described the 3rd gauge point 153 has signal, described control device 17 confirms that described the first relay 141 can normal operations; In addition, when described the first gauge point 151 signal is arranged, when described the 3rd gauge point 153 has signal, described control device 17 confirms that described the first relay 141 fails normal operation; When described the first gauge point 151 signal is not arranged, when described the 3rd gauge point 153 does not have signal, described control device 17 confirms that described the first relay 141 fails normal operation; When described the first gauge point 151 signal is arranged, when described the 3rd gauge point 153 does not have signal, described control device 17 confirms that described the first relay 141 fails normal operation; In case described control device 17 is confirmed described the first relay 141 and is failed normal operation then make the described alarm signal of described alarm module 171 outputs;
As shown in Figure 7, described control device 17 is then controlled respectively described the first relay 141 and described the second relay 142, make the normally closed contact B open circuit of described the first relay 141, normal opened contact A short circuit, the normally closed contact B open circuit of described the second relay 142, normal opened contact A short circuit, circuit with 13 of the described device 11 to be measured of conducting and described high voltage testing devices, and make respectively described the 3rd not conducting of relay 143,144 conductings of described the 4th relay and 145 conductings of described the 5th relay, with the signal condition according to described the second gauge point 152 and described the 3rd gauge point 153, confirm the whether normal operation of described the second relay 142;
When described the second gauge point 152 signal is not arranged, when described the 3rd gauge point 153 has signal, described control device 17 confirms that described the second relay 142 can normal operations; In addition, when described the second gauge point 152 signal is arranged, when described the 3rd gauge point 153 has signal, described control device 17 confirms that described the second relay 142 fails normal operation; When described the second gauge point 152 signal is arranged, when described the 3rd gauge point 153 does not have signal, described control device 17 confirms that described the second relay 142 fails normal operation; When described the second gauge point 152 signal is arranged, when described the 3rd gauge point 153 does not have signal, described control device 17 confirms that described the second relay 142 fails normal operation; In case described control device 17 is confirmed described the second relay 142 and is failed normal operation then make the described alarm signal of described alarm module 171 outputs;
As shown in Figure 8, when described the first gauge point 151 of described control device 17 foundations, the signal condition of described the second gauge point 152 and described the 3rd gauge point 153 is confirmed described the first relay 141 and the 142 energy normal operations of described the second relay, can control the normally closed contact B open circuit of described the first relay 141, normal opened contact A short circuit, the normally closed contact B open circuit of described the second relay 142, normal opened contact A short circuit, described the 3rd not conducting of relay 143, described the 4th relay 144 is conducting and described the 5th not conducting of relay 145 not, with the circuit of 13 of the described device 11 to be measured of conducting and described high voltage testing devices, be convenient to carry out follow-up Hi-pot test.
As shown in Figure 9; disclose second embodiment of the invention circuit diagram; the concept of the test macro of present embodiment and the first embodiment is basic identical; its discrepancy only is that present embodiment increases a plurality of protection coils; comprise one first coil 161, one second coil 162 and a tertiary coil 163, couple respectively described the 3rd relay 143, described the 4th relay 144 and described the 5th relay 145.
So, described control device 17 also can be by detecting the conducting state of described the first coil 161, described the second coil 162 and described tertiary coil 163, to confirm respectively the whether normal operation of described the first relay 141 and described the second relay 142.
The step of simulation test is as follows:
Described control device 17 is controlled respectively described the first relay 141 and described the second relay 142, make the normally closed contact B short circuit of described the first relay 141, normal opened contact A open circuit, the normally closed contact B short circuit of described the second relay 142, normal opened contact A open circuit, circuit with 12 of the described device 11 to be measured of conducting and described solar simulators, and make respectively 143 conductings of described the 3rd relay, described the 4th relay 144 is conducting and 145 conductings of described the 5th relay not, with the conducting state according to described the first coil 161 and described tertiary coil 163, confirm the whether normal operation of described the first relay 141;
When 161 conductings of described the first coil, described tertiary coil 163 not during conducting, described control device 17 confirms that described the first relay 141 can normal operations; In addition, when 161 conductings of described the first coil, described tertiary coil 163 conducting, described control device 17 confirms that described the first relay 141 fails normal operation; When described the first not conducting of coil 161, described tertiary coil 163 not during conducting, described control device 17 confirms that described the first relay 141 fails normal operation; When described the first not conducting of coil 161, described tertiary coil 163 conducting, described control device 17 confirms that described the first relay 141 fails normal operation; In case described control device 17 is confirmed described the first relay 141 and is failed normal operation then make the described alarm signal of described alarm module 171 outputs;
Described control device 17 is then controlled respectively described the first relay 141 and described the second relay 142, make the normally closed contact B short circuit of described the first relay 141, normal opened contact A open circuit, the normally closed contact B short circuit of described the second relay 142, normal opened contact A open circuit, circuit with 12 of the described device 11 to be measured of conducting and described solar simulators, and make respectively described the 3rd not conducting of relay 143,144 conductings of described the 4th relay and 145 conductings of described the 5th relay, with the conducting state according to described the second coil 162 and described tertiary coil 163, confirm the whether normal operation of described the second relay 142;
When 162 conductings of described the second coil, described tertiary coil 163 not during conducting, described control device 17 confirms that described the second relay 142 can normal operations; In addition, when 162 conductings of described the second coil, described tertiary coil 163 conducting, described control device 17 confirms that described the second relay 142 fails normal operation; When described the second not conducting of coil 162, described tertiary coil 163 not during conducting, described control device 17 confirms that described the second relay 142 fails normal operation; When described the second not conducting of coil 162, described tertiary coil 163 conducting, described control device 17 confirms that described the second relay 142 fails normal operation; In case described control device 17 is confirmed described the second relay 142 and is failed normal operation then make the described alarm signal of described alarm module 171 outputs;
Afterwards, when described the first coil 161 of described control device 17 foundations, the conducting state of described the second coil 162 and described tertiary coil 163 is confirmed described the first relay 141 and the 142 energy normal operations of described the second relay, can control the normally closed contact B short circuit of described the first relay 141, normal opened contact A open circuit, the normally closed contact B short circuit of described the second relay 142, normal opened contact A open circuit, described the 3rd not conducting of relay 143, described the 4th relay 144 is conducting and described the 5th not conducting of relay 145 not, with the circuit of 12 of the described device 11 to be measured of conducting and described solar simulators, be convenient to carry out follow-up simulation test.
The action step of Hi-pot test is as follows:
Described control device 17 is controlled respectively described the first relay 141 and described the second relay 142, make the normally closed contact B open circuit of described the first relay 141, normal opened contact A short circuit, the normally closed contact B open circuit of described the second relay 142, normal opened contact A short circuit, with the circuit between the described device 11 to be measured of conducting and described high pressure simulation device, and make respectively 143 conductings of described the 3rd relay, described the 4th relay 144 is conducting and 145 conductings of described the 5th relay not, with the conducting state according to described the first coil 161 and described tertiary coil 163, confirm the whether normal operation of described the first relay 141;
When described the first not conducting of coil 161, described tertiary coil 163 conducting, described control device 17 is confirmed the 141 energy normal operations of described the first relay; In addition, when 161 conductings of described the first coil, described tertiary coil 163 conducting, described control device 17 confirms that described the first relay 141 fails normal operation; When described the first not conducting of coil 161, described tertiary coil 163 not during conducting, described control device 17 confirms that described the first relay 141 fails normal operation; When 161 conductings of described the first coil, described tertiary coil 163 not during conducting, described control device 17 confirms that described the first relay 141 fails normal operation; In case described control device 17 is confirmed described the first relay 141 and is failed normal operation then make the described alarm signal of described alarm module 171 outputs;
Described control device 17 is then controlled respectively described the first relay 141 and described the second relay 142, make the normally closed contact B open circuit of described the first relay 141, normal opened contact A short circuit, the normally closed contact B open circuit of described the second relay 142, normal opened contact A short circuit, circuit with 13 of the described device 11 to be measured of conducting and described high voltage testing devices, and make respectively described the 3rd not conducting of relay 143,144 conductings of described the 4th relay and 145 conductings of described the 5th relay, with the conducting state according to described the second coil 162 and described tertiary coil 163, confirm the whether normal operation of described the second relay 142;
When described the second not conducting of coil 162, described tertiary coil 163 conducting, described control device 17 is confirmed the 142 energy normal operations of described the second relay; In addition, when 162 conductings of described the second coil, described tertiary coil 163 conducting, described control device 17 confirms that described the second relay 142 fails normal operation; When described the second not conducting of coil 162, described tertiary coil 163 not during conducting, described control device 17 confirms that described the second relay 142 fails normal operation; When 162 conductings of described the second coil, described tertiary coil 163 not during conducting, described control device 17 confirms that described the second relay 142 fails normal operation; In case described control device 17 is confirmed described the second relay 142 and is failed normal operation then make the described alarm signal of described alarm module 171 outputs;
Afterwards, when described the first coil 161 of described control device 17 foundations, the conducting state of described the second coil 162 and described tertiary coil 163 is confirmed described the first relay 141 and the 142 energy normal operations of described the second relay, can control the normally closed contact B open circuit of described the first relay 141, normal opened contact A short circuit, the normally closed contact B open circuit of described the second relay 142, normal opened contact A short circuit, described the 3rd not conducting of relay 143, described the 4th relay 144 is conducting and described the 5th not conducting of relay 145 not, with the circuit of 13 of the described device 11 to be measured of conducting and described high voltage testing devices, be convenient to carry out follow-up Hi-pot test.
As shown in figure 10; disclose third embodiment of the invention circuit diagram; the concept of the test macro of present embodiment and the first embodiment is basic identical; its discrepancy only is that present embodiment increases by one the 6th relay 146; described the 6th relay 146 is as high voltage protective usefulness, and the different contacts of described the 6th relay 146 couple respectively the normally closed contact B of the normally closed contact B of described the first relay 141, described the second relay 142, the positive pole of described solar simulator 12, negative pole and the ground contact of described solar simulator 12.
When described control device 17 is confirmed the first relay 141 and the 142 energy normal operations of described the second relay according to the step of aforementioned Hi-pot test after; and want to carry out before the follow-up Hi-pot test; control first the normally closed contact B open circuit of described the first relay 141; normal opened contact A short circuit; the normally closed contact B open circuit of described the second relay 142; normal opened contact A short circuit; described the 3rd not conducting of relay 143; described the 4th not conducting of relay 144; described the 5th relay 145 is conducting and 146 conductings of described the 6th relay not; make in advance ground connection of described solar simulator 12; to protect described solar simulator 12 to avoid the threat of high-tension electricity, carry out again follow-up Hi-pot test.
As shown in figure 11; disclose fourth embodiment of the invention circuit diagram; the concept of the test macro of present embodiment and the first embodiment and the 3rd embodiment is basic identical; to improve according to the test macro of the first embodiment and the 3rd embodiment; detect and confirm that described the first relay 141 and described the second relay 142 whether can normal operations with less gauge point quantity (described the 3rd gauge point 153 is only arranged), and utilize one the 7th relay 147 as high voltage protective in order to protect described solar simulator 12 to avoid the threat of high-tension electricity.
The different contacts of described the 7th relay 147 couple respectively the normally closed contact B of the normally closed contact B of described the first relay 141, described the second relay 142, the positive pole of described solar simulator 12, negative pole and the ground contact of described solar simulator 12.
The step of simulation test is as follows:
Described control device 17 is controlled respectively described the first relay 141 and described the second relay 142, make the normally closed contact B short circuit of described the first relay 141, normal opened contact A open circuit, the normally closed contact B short circuit of described the second relay 142, normal opened contact A open circuit, circuit with 12 of the described device 11 to be measured of conducting and described solar simulators, and make respectively 143 conductings of described the 3rd relay, 144 conductings of described the 4th relay, 145 conductings of described the 5th relay and described the 7th not conducting of relay 147, with according to the signal condition of described the 3rd gauge point 153, confirm the whether normal operation of described the first relay 141 and described the second relay 142;
When described the 3rd gauge point 153 did not have signal, described control device 17 was confirmed described the first relay 141 and the 142 energy normal operations of described the second relay; In addition, when described the 3rd gauge point 153 had signal, described control device 17 confirmed that described the first relay 141 and described the second relay 142 fail normal operation; In case described control device 17 is confirmed described the first relays 141 and described the second relay 142 and is failed normal operation then make the described alarm signal of described alarm module 171 outputs;
When described control device 17 is confirmed described the first relay 141 and the 142 energy normal operations of described the second relay according to the signal condition of described the 3rd gauge point 153, can control the normally closed contact B short circuit of described the first relay 141, normal opened contact A open circuit, the normally closed contact B short circuit of described the second relay 142, normal opened contact A open circuit, described the 3rd not conducting of relay 143, described the 4th not conducting of relay 144, described the 5th relay 145 is conducting and described the 7th not conducting of relay 147 not, with the circuit of 12 of the described device 11 to be measured of conducting and described solar simulators, be convenient to carry out follow-up simulation test.
The step of Hi-pot test is as follows:
Described control device 17 is controlled respectively described the first relay 141 and described the second relay 142, make the normally closed contact B open circuit of described the first relay 141, normal opened contact A short circuit, the normally closed contact B open circuit of described the second relay 142, normal opened contact A short circuit, with the circuit between the described device 11 to be measured of conducting and described high pressure simulation device, and make respectively 143 conductings of described the 3rd relay, described the 4th not conducting of relay 144,145 conductings of described the 5th relay and described the 7th not conducting of relay 147, with according to the signal condition of described the 3rd gauge point 153, confirm the whether normal operation of described the first relay 141;
When described the 3rd gauge point 153 had signal, described control device 17 was confirmed the 141 energy normal operations of described the first relay; In addition, when described the 3rd gauge point 153 did not have signal, described control device 17 confirmed that described the first relay 141 fails normal operation; In case described control device 17 is confirmed described the first relay 141 and is failed normal operation then make the described alarm signal of described alarm module 171 outputs;
Described control device 17 is then kept described the first relay 141 and described the second relay 142, make the normally closed contact B open circuit of described the first relay 141, normal opened contact A short circuit, the normally closed contact B open circuit of described the second relay 142, the state of normal opened contact A short circuit, and make respectively described the 3rd not conducting of relay 143,144 conductings of described the 4th relay, 145 conductings of described the 5th relay and described the 7th not conducting of relay 147, with according to the signal condition of described the 3rd gauge point 153, confirm the whether normal operation of described the second relay 142;
When described the 3rd gauge point 153 had signal, described control device 17 was confirmed the 142 energy normal operations of described the second relay; In addition, when described the 3rd gauge point 153 did not have signal, described control device 17 confirmed that described the second relay 142 fails normal operation; In case described control device 17 is confirmed described the second relay 142 and is failed normal operation then make the described alarm signal of described alarm module 171 outputs;
When described control device 17 is confirmed the first relay 141 and the 142 energy normal operations of described the second relay according to the step of aforementioned Hi-pot test after; and want to carry out before the follow-up Hi-pot test; control first the normally closed contact B open circuit of described the first relay 141; normal opened contact A short circuit; the normally closed contact B open circuit of described the second relay 142; normal opened contact A short circuit; described the 3rd not conducting of relay 143; described the 4th not conducting of relay 144; described the 5th relay 145 is conducting and 147 conductings of described the 7th relay not; make in advance ground connection of described solar simulator 12; to protect described solar simulator 12 to avoid the threat of high-tension electricity, carry out again follow-up Hi-pot test.
To sum up institute is old, compared with prior art, the present invention by the described handover module 14 of described control device 17 controls cut select described solar simulator 12 and described high voltage testing device 13 one of them, so that described device 11 to be measured is tested, and confirm by the state that described control device 17 detects described relay whether described handover module 14 can work, make thus that the test of described device to be measured 11 is more stable more to save time, and then promote testing efficiency.
The above only is preferred embodiment of the present invention, and in order to limit the present invention, all interior any modifications of making in the spirit and principles in the present invention, replacement, improvement etc. all should not be included within the scope of protection of the invention.
Claims (7)
1. a test macro is characterized in that, comprising:
One device to be measured;
A plurality of measuring instruments are in order to test described device to be measured;
One control device is in order to export a control signal; And
One handover module, comprise a plurality of relays, described handover module couples respectively described device to be measured, described a plurality of measuring instruments and described control device, in order to according to described control signal, determines that one of them is tested described device to be measured by described a plurality of measuring instruments;
Wherein, described control device detected first the state of described a plurality of relays to confirm that described handover module can normal operation before the described handover module of control carries out the switching of described a plurality of measuring instruments.
2. test macro according to claim 1 is characterized in that, described device to be measured is a solar cell.
3. test macro according to claim 2 is characterized in that, described a plurality of measuring instruments comprise a solar simulator and a high voltage testing device.
4. test macro according to claim 1 is characterized in that, described a plurality of relays be selected from low-vacuum load-tripping device and high-voltage relay one of them.
5. test macro according to claim 1 is characterized in that, on described a plurality of relays a gauge point is set respectively, and described control device detects the signal condition of described a plurality of gauge points to confirm that respectively described a plurality of relay can normal operation.
6. test macro according to claim 1 is characterized in that, on described a plurality of relays a coil is set respectively, and described control device detects the conducting state of described a plurality of coils to confirm that respectively described a plurality of relay can normal operation.
7. test macro according to claim 1 is characterized in that, described control device also comprises an alarm module, when described control device confirms that described a plurality of relay is failed normal operation, makes described alarm module export an alarm signal.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW101111716 | 2012-04-02 | ||
| TW101111716A TWI445986B (en) | 2012-04-02 | 2012-04-02 | Test system |
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| Publication Number | Publication Date |
|---|---|
| CN103364702A true CN103364702A (en) | 2013-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN2012101467106A Pending CN103364702A (en) | 2012-04-02 | 2012-05-07 | Test system |
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| CN (1) | CN103364702A (en) |
| TW (1) | TWI445986B (en) |
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| CN109116217A (en) * | 2018-08-28 | 2019-01-01 | 惠州市金田科技有限公司 | A kind of frequency converter PCBA board test macro |
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Also Published As
| Publication number | Publication date |
|---|---|
| TWI445986B (en) | 2014-07-21 |
| TW201341826A (en) | 2013-10-16 |
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