CN104749464A - Fault rapid diagnostic analysis meter used for intensive DC deicing device power unit - Google Patents
Fault rapid diagnostic analysis meter used for intensive DC deicing device power unit Download PDFInfo
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- CN104749464A CN104749464A CN201510138432.3A CN201510138432A CN104749464A CN 104749464 A CN104749464 A CN 104749464A CN 201510138432 A CN201510138432 A CN 201510138432A CN 104749464 A CN104749464 A CN 104749464A
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Abstract
The invention discloses a fault rapid diagnostic analysis meter used for an intensive DC deicing device power unit. The analysis meter comprises a switch power supply, a voltage adjusting unit, a human-computer interaction part, a power unit control board and a power unit signal processing part. The input ends of the switch power supply and the voltage adjusting unit are connected with an AC power supply, the output end of the switch power supply is connected with the low voltage power supply input end of a tested power unit, the output end of the voltage adjusting unit is connected with the DC power input end of the tested power unit, the human-computer interaction part is connected with the signal input end of the tested power unit through the power unit control board, and the human-computer interaction part is connected with the signal output end of the tested power unit through the power unit signal processing part. The meter is simple in structure, adjustable in output DC voltage, has a good human-computer interaction function and capable of identifying faults of the power unit simply, quickly and accurately and ensures safe stable operation of the intensive DC deicing device.
Description
Technical field
The present invention relates to electrical engineering technical field, be specifically related to a kind of Fault Quick Diagnosis analyser for intensive DC de-icing device power cell.
Background technology
DC de-icing device is protected net in the electrical network anti-ice in annual winter and is only played vital effect, but existing DC de-icing device is general, and only the icing phase uses in the winter time, the feature that ubiquity utilization rate is low, causes the serious idleness of equipment and the wasting of resources.Therefore, the intensive DC de-icing device possessing the function such as reactive-load compensation, active power filtering becomes a kind of trend of novel deicing device development.Current this intensive DC de-icing device comprises multiple power cell, power cell is that it realizes the critical component of the function such as DC ice melting, reactive-load compensation, once break down, to directly affect the safe operation of device, thus one of the gordian technique in the development of intensive DC de-icing device is become to the detection technique of power cell and the research of pick-up unit.
Although existing detection technique and device achieve the portability of device, but still there is many defects in actual use, defect one: it is non-adjustable that part pick-up unit exports DC voltage, can not be used for the power cell test of different model, the pick-up unit that voltage is adjustable then relates to complicated chopper circuit; Defect two: existing pick-up unit generally carries sensor assembly, gather power cell internal signal, and there is signals collecting part in power cell self, underuses; Defect three: existing pick-up unit does not possess fault digital displaying function, must carry out artificial cognition according to test data.In sum, existing intensive DC de-icing device power cell pick-up unit has the shortcomings such as complex structure, narrow application range, testing efficiency be low, also a kind of simple and reliable for structure, applied widely in the urgent need to developing at present, possesses the Analysis on Fault Diagnosis instrument of good human-computer exchange function simultaneously, for the rapid diagnosis analysis of power cell, the fault that the intensive DC de-icing device power component of timely investigation exists, guarantees intensive DC de-icing device safe and stable operation.
Summary of the invention
The technical problem to be solved in the present invention is: for the problems referred to above of prior art, there is provided that a kind of apparatus structure is simple, to export DC voltage adjustable, there is good human-computer exchange function, the fault that power cell exists can be identified succinctly, quickly and accurately, guarantee the Fault Quick Diagnosis analyser for intensive DC de-icing device power cell of the safe and stable operation of intensive DC de-icing device.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is:
A kind of Fault Quick Diagnosis analyser for intensive DC de-icing device power cell, comprise Switching Power Supply, voltage regulation unit, man-machine interaction parts, power unit control plate and power cell Signal Processing Element, described Switching Power Supply, the input end of voltage regulation unit is connected with AC power respectively, the output terminal of described Switching Power Supply is connected with the low-voltage power supply input end of tested power cell, the output terminal of described voltage regulation unit is connected with the DC supply input of tested power cell, described man-machine interaction parts are connected by the signal input part of power unit control plate with tested power cell, and described man-machine interaction parts are connected with the signal output part of tested power cell by power cell Signal Processing Element.
Preferably, described voltage regulation unit comprises the pressure regulator and rectifier bridge that are connected in series, and the input end of described pressure regulator is connected with AC power, and the output terminal of described pressure regulator is connected by the DC supply input of rectifier bridge with tested power cell.
Preferably, described pressure regulator is 220V input single-phase pressure regulator.
The Fault Quick Diagnosis analyser that the present invention is used for intensive DC de-icing device power cell has following advantage:
1, the present invention includes voltage regulation unit, the input end of voltage regulation unit is connected with AC power, the output terminal of voltage regulation unit is connected with the DC supply input of tested power cell, apparatus structure is simple, output DC voltage is adjustable, can be used for the power cell fault diagnosis analysis of different model and requirement, applied widely, the fault that power cell exists can be identified succinctly, quickly and accurately, guarantee the safe and stable operation of intensive DC de-icing device.
2, the present invention includes Switching Power Supply, the output terminal of Switching Power Supply is connected with the low-voltage power supply input end of tested power cell, by Switching Power Supply for power cell provides low-tension supply, complete the parameter measurement such as electric current, voltage by power cell self, simplify apparatus structure.
3, the present invention includes man-machine interaction parts and power cell Signal Processing Element, man-machine interaction parts are connected by the signal input part of power unit control plate with tested power cell, and described man-machine interaction parts are connected with the signal output part of tested power cell by power cell Signal Processing Element, by good alternating interface between man and computer, can analyze test result and realize intelligent fault display, testing efficiency is high.
Accompanying drawing explanation
Fig. 1 is the framed structure schematic diagram of the embodiment of the present invention.
Marginal data: 1, Switching Power Supply; 2, voltage regulation unit; 21, pressure regulator; 22, rectifier bridge; 3, man-machine interaction parts; 4, power unit control plate; 5, power cell Signal Processing Element; 6, tested power cell.
Embodiment
As shown in Figure 1, the Fault Quick Diagnosis analyser that the present embodiment is used for intensive DC de-icing device power cell comprises Switching Power Supply 1, voltage regulation unit 2, man-machine interaction parts 3, power unit control plate 4 and power cell Signal Processing Element 5, Switching Power Supply 1, the input end of voltage regulation unit 2 is connected with AC power respectively, the output terminal of Switching Power Supply 1 is connected with the low-voltage power supply input end of tested power cell 6, the output terminal of voltage regulation unit 2 is connected with the DC supply input of tested power cell 6, man-machine interaction parts 3 are connected with the signal input part of tested power cell 6 by power unit control plate 4, and man-machine interaction parts 3 are connected with the signal output part of tested power cell 6 by power cell Signal Processing Element 5.In the present embodiment, the AC power that the input end of Switching Power Supply 1, voltage regulation unit 2 connects adopts AC220V civil power, Switching Power Supply 1 adopts commercially available SP-320-30 type Switching Power Supply, man-machine interaction parts 3 adopt commercially available DOP-B10E615 type man-machine interaction parts, power unit control plate 4 adopts commercially available VPMTST-1 power unit control plate, and power cell Signal Processing Element 5 adopts commercially available B2BCON11 type Signal Processing Element.
In the present embodiment, voltage regulation unit 2 comprises the pressure regulator 21 and rectifier bridge 22 that are connected in series, and the input end of pressure regulator 21 is connected with AC power, and the output terminal of pressure regulator 21 is connected with the DC supply input of tested power cell 6 by rectifier bridge 22.In the present embodiment, pressure regulator 21 is 220V input single-phase pressure regulator, the commercially available CD1632-4050 AC220/700V single-phase voltage regulator of concrete employing; In addition, rectifier bridge 22 adopts commercially available KBPC5010 rectifier bridge.
The course of work of the present embodiment is as follows: get 220V alternating current from AC power and be divided into two-way, one tunnel is input to pressure regulator 21, the output of pressure regulator 21 gives tested power cell 6 input direct voltage after rectifier bridge 22 rectification, can control by pressure regulator 21 size exporting DC voltage; Another road via Switching Power Supply 1 rectification, for the sensor assembly in tested power cell 6 provides low-voltage dc power supply, for gathering tested power cell 6 builtin voltage current signal; Simultaneously, man-machine interaction parts 3 are for realizing the function with malfunction coefficient that sends of steering order, after its output processes via power unit control plate 4 pairs of command signals, the signal input part of tested power cell 6 is sent to by optical fiber, the output signal of tested power cell 6 is sent to power cell Signal Processing Element 5 by optical fiber, carries out malfunction coefficient after the 5 pairs of test result analysis process of power cell Signal Processing Element on man-machine interaction parts 3; DC voltage is provided like this by rectifier bridge 22, low-voltage signal power supply is provided by Switching Power Supply 1, realize the input of control signal and the output of test signal by power unit control plate 4 and power cell Signal Processing Element 5 and be aggregated into man-machine interaction parts 3, reach the object that voltage range is adjustable, completed parameter measurement and intelligent display by power cell self, final realize carrying out succinctly tested power cell 6, Analysis on Fault Diagnosis fast and accurately.
The above is only the preferred embodiment of the present invention, protection scope of the present invention be not only confined to above-described embodiment, and all technical schemes belonged under thinking of the present invention all belong to protection scope of the present invention.It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (3)
1. the Fault Quick Diagnosis analyser for intensive DC de-icing device power cell, it is characterized in that: comprise Switching Power Supply (1), voltage regulation unit (2), man-machine interaction parts (3), power unit control plate (4) and power cell Signal Processing Element (5), described Switching Power Supply (1), the input end of voltage regulation unit (2) is connected with AC power respectively, the output terminal of described Switching Power Supply (1) is connected with the low-voltage power supply input end of tested power cell (6), the output terminal of described voltage regulation unit (2) is connected with the DC supply input of tested power cell (6), described man-machine interaction parts (3) are connected by the signal input part of power unit control plate (4) with tested power cell (6), and described man-machine interaction parts (3) are connected by the signal output part of power cell Signal Processing Element (5) with tested power cell (6).
2. the Fault Quick Diagnosis analyser for intensive DC de-icing device power cell according to claim 1, it is characterized in that: described voltage regulation unit (2) comprises the pressure regulator (21) and rectifier bridge (22) that are connected in series, the input end of described pressure regulator (21) is connected with AC power, and the output terminal of described pressure regulator (21) is connected with the DC supply input of tested power cell (6) by rectifier bridge (22).
3. the Fault Quick Diagnosis analyser for intensive DC de-icing device power cell according to claim 2, is characterized in that: described pressure regulator (21) is 220V input single-phase pressure regulator.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510138432.3A CN104749464B (en) | 2015-03-27 | 2015-03-27 | Fault Quick Diagnosis analyser for intensive DC de-icing device power cell |
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| CN201510138432.3A CN104749464B (en) | 2015-03-27 | 2015-03-27 | Fault Quick Diagnosis analyser for intensive DC de-icing device power cell |
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| CN104749464B CN104749464B (en) | 2016-08-24 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102621501A (en) * | 2012-03-20 | 2012-08-01 | 天津电气传动设计研究所 | System and method for testing temperature rise and efficiency under rated power of high-power photovoltaic inverter |
| US20120313655A1 (en) * | 2011-06-10 | 2012-12-13 | Associated Research, Inc. | Electrical test equipment having switchable intermediate-voltage line- leakage and run test power source |
| CN203025271U (en) * | 2012-12-20 | 2013-06-26 | 珠海万力达电气股份有限公司 | Portable power unit tester |
| CN204479682U (en) * | 2015-03-27 | 2015-07-15 | 国家电网公司 | For the Fault Quick Diagnosis analyser of intensive DC de-icing device power cell |
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2015
- 2015-03-27 CN CN201510138432.3A patent/CN104749464B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120313655A1 (en) * | 2011-06-10 | 2012-12-13 | Associated Research, Inc. | Electrical test equipment having switchable intermediate-voltage line- leakage and run test power source |
| CN102621501A (en) * | 2012-03-20 | 2012-08-01 | 天津电气传动设计研究所 | System and method for testing temperature rise and efficiency under rated power of high-power photovoltaic inverter |
| CN203025271U (en) * | 2012-12-20 | 2013-06-26 | 珠海万力达电气股份有限公司 | Portable power unit tester |
| CN204479682U (en) * | 2015-03-27 | 2015-07-15 | 国家电网公司 | For the Fault Quick Diagnosis analyser of intensive DC de-icing device power cell |
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| CN104749464B (en) | 2016-08-24 |
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