CN203324402U - Mobile type transformer comprehensive testing system - Google Patents
Mobile type transformer comprehensive testing system Download PDFInfo
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- CN203324402U CN203324402U CN2013203526185U CN201320352618U CN203324402U CN 203324402 U CN203324402 U CN 203324402U CN 2013203526185 U CN2013203526185 U CN 2013203526185U CN 201320352618 U CN201320352618 U CN 201320352618U CN 203324402 U CN203324402 U CN 203324402U
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- 238000012360 testing method Methods 0.000 title claims abstract description 38
- 238000004891 communication Methods 0.000 claims abstract description 8
- 230000003750 conditioning effect Effects 0.000 claims description 11
- 230000006698 induction Effects 0.000 claims description 6
- 238000005259 measurement Methods 0.000 abstract description 4
- 230000009466 transformation Effects 0.000 abstract 2
- 238000009434 installation Methods 0.000 abstract 1
- 238000012423 maintenance Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
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Abstract
The utility model discloses a mobile type transformer comprehensive testing system, and relates to the technical field of transformers. A CPU management unit is respectively interconnected with an A/D and signal adjustment unit, a DC resistance measuring and controlling unit, a transformation ratio measuring and controlling unit, a no-load and load measuring unit, a display unit, a miniature printer, a USB and a 232 communication interface. The A/D and signal adjustment unit is respectively interconnected with the DC resistance measuring and controlling unit, the transformation ratio measuring and controlling unit and the no-load and load measuring unit. The mobile type transformer comprehensive testing system can perform on-site testing, especially for the transformers applied for years. In maintenance, the transformers applied for years do not need to be detached or transported to special testing stations so that costs like detachment cost, transportation cost, installation cost, etc. are saved by the on-site testing, and time and efficiency are greatly saved and enhanced. A battery inverter is adopted so that a limitation that there is no testing power supply on site is solved, and thus the mobile type transformer comprehensive testing system is not limited by on-site testing conditions. Besides, the high-power power supply output and the measurement control are integrated as a whole.
Description
Technical field:
The utility model relates to a kind of transportable transformer comprehensive test system, belongs to the transformer technology field.
Background technology:
Originally transformer can only be tested at the Special test station, and cannot test at the scene; Especially to using Repair of Transformer for many years to need dismounting, be transported to professional testing station, the expenses such as the site test dismounting takes, traffic expense, mounting cost are high, also greatly lose time, and reduced efficiency.
The utility model content:
For the problems referred to above, the technical problems to be solved in the utility model is to provide a kind of transportable transformer comprehensive test system.
Transportable transformer comprehensive test system of the present utility model, it comprises measuring system and power-supply system, measuring system is connected with power-supply system, measuring system comprises the CPU administrative unit, A/D and signal conditioning unit, straight resistance measure-controlling unit, the no-load voltage ratio measure-controlling unit, unloaded load measuring unit, display unit, mini-printer, USB and 232 communication interfaces, the CPU administrative unit respectively with A/D and signal conditioning unit, straight resistance measure-controlling unit, the no-load voltage ratio measure-controlling unit, unloaded load measuring unit, display unit, mini-printer, USB and 232 communication interfaces interconnect, A/D and signal conditioning unit respectively with straight resistance measure-controlling unit, the no-load voltage ratio measure-controlling unit, unloaded load measuring unit interconnects.
As preferably, described power-supply system comprises power supply inverter, power frequency testing transformer, induction and load transformer, electric battery, the both positive and negative polarity of electric battery is connected with power supply inverter respectively, A phase, the B of power supply inverter are connected with power frequency testing transformer respectively mutually, and the A phase of power supply inverter, B phase, C are connected with induction and load transformer respectively mutually.
The beneficial effects of the utility model: it can arrive site test, and especially to using, Repair of Transformer is without dismantling, be transported to professional testing station for many years, and site test is saved the expenses such as dismounting expense, traffic expense, mounting cost, also greatly saves time and raises the efficiency; Use the battery inversion to solve on-the-spot without the experiment power supply restriction, the field condition that is not put to the test restriction; Large power supply is exported and is measured control integration in one.
The accompanying drawing explanation:
For ease of explanation, the utility model is described in detail by following concrete enforcement and accompanying drawing.
Fig. 1 is the utility model structural representation block diagram;
The structural representation block diagram that Fig. 2 is measuring system in the utility model;
The structural representation that Fig. 3 is power-supply system in the utility model.
The 1-CPU administrative unit; 2-A/D and signal conditioning unit; 3-directly hinders measure-controlling unit; 4-no-load voltage ratio measure-controlling unit; The unloaded load measuring unit of 5-; The 6-display unit; The 7-mini-printer; 8-USB and 232 communication interfaces; 9-variable-frequency power sources and experiment power supply; The 91-power supply inverter; The 92-power frequency testing transformer; 93-induction and load transformer; The T-electric battery.
Embodiment:
As Figure 1-3, this embodiment is by the following technical solutions: it comprises measuring system and power-supply system, measuring system is connected with power-supply system, measuring system comprises CPU administrative unit 1, A/D and signal conditioning unit 2, straight resistance measure-controlling unit 3, no-load voltage ratio measure-controlling unit 4, unloaded load measuring unit 5, display unit 6, mini-printer 7, USB and 232 communication interfaces 8, CPU administrative unit 1 respectively with A/D and signal conditioning unit 2, straight resistance measure-controlling unit 3, no-load voltage ratio measure-controlling unit 4, unloaded load measuring unit 5, display unit 6, mini-printer 7, USB and 232 communication interfaces 8 interconnect, A/D and signal conditioning unit 2 respectively with straight resistance measure-controlling unit 3, no-load voltage ratio measure-controlling unit 4, unloaded load measuring unit 5 interconnects.
Wherein, described power-supply system comprises power supply inverter 91, power frequency testing transformer 92, induction and load transformer 93, electric battery T, the both positive and negative polarity of electric battery T is connected with power supply inverter 91 respectively, the A phase of power supply inverter 91, B are connected with power frequency testing transformer 92 respectively mutually, and the A phase of power supply inverter 91, B phase, C are connected with induction and load transformer 93 respectively mutually; Described power supply inverter 91 comprises inversion management adjusting, administrative unit, unloaded load measure, direct current resistance m easurem ent, the measurement of no-load voltage ratio group.
This embodiment is by electric battery T inversion three-phase alternating current electric output power 15kW, output voltage 48V, output frequency 50Hz rises to 35kV by single-phase step-up transformer by voltage transformer is implemented to power frequency withstand test, by transformer, output voltage is raised to 400V transformer is carried out to no-load test, only rated current need to be raised to transformer rated current 10% when the load test can accurately measure the transformer load test figure (testing regulations requires to be raised to rated current 50% due to the systematic survey unit, adopting high accuracy number measurement instrument 5% above electric current is can the Measurement accuracy transformer load loss).Inverter has two kinds of output frequencies (50Hz and 150Hz), by transformer, voltage is risen to 800V with 48V, 150Hz power supply transformer is implemented to induced over voltage withstand test.
Wherein, measure-controlling unit can adopt direct current directly to power, directly get voltage on electric battery and can obtain numerical portion and signal conditioning portions instrument power source through respective handling, be exactly that the test of transformer voltage ratio group need to be used alternating current 200VA, obtain no-load voltage ratio group test cell trial voltage by power inverter equally; Other system electricity consumption can directly can obtain on electric battery.
Above demonstration and described ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and instructions, describes just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof
.
Claims (2)
1. a transportable transformer comprehensive test system, it is characterized in that: it comprises measuring system and power-supply system, measuring system is connected with power-supply system, measuring system comprises CPU administrative unit (1), A/D and signal conditioning unit (2), straight resistance measure-controlling unit (3), no-load voltage ratio measure-controlling unit (4), unloaded load measuring unit (5), display unit (6), mini-printer (7), USB and 232 communication interfaces (8), CPU administrative unit (1) respectively with A/D and signal conditioning unit (2), straight resistance measure-controlling unit (3), no-load voltage ratio measure-controlling unit (4), unloaded load measuring unit (5), display unit (6), mini-printer (7), USB and 232 communication interfaces (8) interconnect, A/D and signal conditioning unit (2) respectively with straight resistance measure-controlling unit (3), no-load voltage ratio measure-controlling unit (4), unloaded load measuring unit (5) interconnects.
2. a kind of transportable transformer comprehensive test system according to claim 1, it is characterized in that: described power-supply system comprises power supply inverter (91), power frequency testing transformer (92), induction and load transformer (93), electric battery (T), the both positive and negative polarity of electric battery (T) is connected with power supply inverter (91) respectively, the A phase of power supply inverter (91), B are connected with power frequency testing transformer (92) respectively mutually, and the A phase of power supply inverter (91), B phase, C are connected with induction and load transformer (93) respectively mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203526185U CN203324402U (en) | 2013-06-19 | 2013-06-19 | Mobile type transformer comprehensive testing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203526185U CN203324402U (en) | 2013-06-19 | 2013-06-19 | Mobile type transformer comprehensive testing system |
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| Publication Number | Publication Date |
|---|---|
| CN203324402U true CN203324402U (en) | 2013-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013203526185U Expired - Fee Related CN203324402U (en) | 2013-06-19 | 2013-06-19 | Mobile type transformer comprehensive testing system |
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| CN (1) | CN203324402U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107831345A (en) * | 2017-12-26 | 2018-03-23 | 国网冀北电力有限公司唐山供电公司 | A kind of transformer voltage ratio test and direct resistance metering mode of connection and terminal box |
-
2013
- 2013-06-19 CN CN2013203526185U patent/CN203324402U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107831345A (en) * | 2017-12-26 | 2018-03-23 | 国网冀北电力有限公司唐山供电公司 | A kind of transformer voltage ratio test and direct resistance metering mode of connection and terminal box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131204 |
|
| CU01 | Correction of utility model | ||
| CU01 | Correction of utility model |
Correction item: Termination upon expiration of patent Correct: Revocation of Patent Expiration and Termination False: On July 7, 2023, the expiration and termination of the 39 volume 2702 patent Number: 27-02 Volume: 39 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131204 |