CN202533548U - High-voltage capacitive device on-line insulation detection device provided with battery for supplying power - Google Patents
High-voltage capacitive device on-line insulation detection device provided with battery for supplying power Download PDFInfo
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- CN202533548U CN202533548U CN2012200337806U CN201220033780U CN202533548U CN 202533548 U CN202533548 U CN 202533548U CN 2012200337806 U CN2012200337806 U CN 2012200337806U CN 201220033780 U CN201220033780 U CN 201220033780U CN 202533548 U CN202533548 U CN 202533548U
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Abstract
The utility model relates to an electronic device testing system of a power system and specially relates to a high-voltage capacitive device on-line insulation detection device provided with a battery for supplying power. The high-voltage capacitive device on-line insulation detection device provided with the battery for supplying power includes a micro controller unit 1, a power signal collecting unit 2, a sensor 3, a wireless communication interface unit 4, a battery electric quantity management unit 5 and a battery power supply unit 6. The sensor 3 connects with the power signal collecting unit 2. The micro controller unit 1 connects with the power signal collecting unit 2, the wireless communication interface unit 4 and the battery electric quantity management unit 5. The battery electric quantity management unit 5 connects with the battery power supply unit 6. The high-voltage capacitive device on-line insulation detection device provided with the battery for supplying power provided by the utility model has advantages of having a microprocessor high in operation speed, having strong digital communication capacity and good portability. The high-voltage capacitive device on-line insulation detection device provided with the battery for supplying power can be applied to fields where capacitance and dielectric loss of a capacitive device need to be detected in real time.
Description
Technical field
The utility model relates to a kind of electrical equipment test macro of electric system, is specifically related to a kind of para tape electric detection means with high voltage capacitive-type equipment of battery power supply system.
Background technology
Because of receiving the influence that physical environment and Operation of Electric Systems situation change, insulating property descend high voltage capacitive-type equipment gradually, and major defect possibly occur in long-time running.As fail to find in time and take measures that latent defect develops gradually, might cause insulation breakdown, cause device damage, bring massive losses, it is significant to realize that therefore capacitance type equipment insulation detects.Mainly there is following deficiency in common high voltage capacitive-type equipment para tape electric detection means at present: the microprocessor arithmetic speed is low; Digital communicating ability is limited; Volume is big, be difficult for portable use.
The utility model content
The microprocessor arithmetic speed is low, digital communicating ability is limited for the solution existing apparatus exists for the utility model; Problems such as portable difference; A kind of para tape electric detection means with high voltage capacitive-type equipment of battery power supply system is provided; This device adopts the powered battery portable construction, and has the on-the site analysis diagnostic function.
The purpose of the utility model is to adopt following technical proposals to realize:
A kind of have a battery powered high voltage capacitive-type equipment para tape electric detection means, and said device comprises electric power signal collecting unit and sensor; Said sensor is connected with the electric power signal collecting unit; Its improvements are that micro controller unit is connected with said electric power signal collecting unit, wireless communication interface unit and battery electric quantity administrative unit respectively; Said battery electric quantity administrative unit is connected with battery power supply unit.
A kind of optimized technical scheme provided by the invention is: the signal output part of said sensor is connected with the signal input part of electric power signal collecting unit; The signal input part of said micro controller unit is connected with the signal output part of electric power signal collecting unit; The signal output part of said micro controller unit is connected with the signal input part of wireless communication interface unit; The digital quantity input/output terminal of said micro controller unit is connected with the data output end of battery electric quantity administrative unit.
Second optimized technical scheme provided by the invention is: said micro controller unit comprises DSP digital signal processor, SRAM data-carrier store and FRAM parameter storage; The data storage output terminal of said DSP digital signal processor is connected with the data storage input end of SRAM data-carrier store; The data storage output terminal of said DSP digital signal processor is connected with the parameter of FRAM parameter storage storage input end.
The 3rd optimized technical scheme provided by the invention is: said micro controller unit comprises liquid crystal display circuit; The data input pin of said liquid crystal display circuit links to each other with the digital quantity output terminal of DSP digital signal processor.
The 4th optimized technical scheme provided by the invention is: said micro controller unit comprises the keyboard input circuit; The keyboard signal output terminal of said keyboard input circuit links to each other with the keyboard signal input end of said DSP digital signal processor.
The 5th optimized technical scheme provided by the invention is: said power supply unit adopts lithium ion battery.
The 6th optimized technical scheme provided by the invention is: the signal input part of said sensor is connected with tested voltage and current; The signal output part of said sensor is connected with the signal input part of electric power signal collecting unit; The signal output part of said electric power signal collecting unit is connected with the signal input part of said DSP digital signal processor; The signal output part of said DSP digital signal processor is connected with the signal input part of said wireless communication interface unit; The digital quantity input end of said DSP digital signal processor is connected with the data output end of battery electric quantity administrative unit; The data input pin of said battery electric quantity administrative unit is connected with the output terminal of power supply unit.
The 7th optimized technical scheme provided by the invention is: said SRAM data-carrier store is connected through data bus with the FRAM parameter storage.
The 8th optimized technical scheme provided by the invention is: the voltage of said DSP digital signal processor and current signal input/output terminal are the voltage and the current signal input/output terminal of micro controller unit; The signal I/O of said DSP digital signal processor is the signal of communication I/O of High Speed Microcontroller unit; Said SRAM data-carrier store is the data-carrier store with static access facility; Said FRAM parameter storage is the parameter storage of electric erasable, said FRAM parameter storage storage sensor no-load voltage ratio, correction coefficient, initialization information, communication node address parameter information.
Compared with prior art, the beneficial effect that reaches of the utility model is:
The battery powered high voltage capacitive-type equipment para tape electric detection means that has that the utility model provides has microprocessor arithmetic speed height, and digital communicating ability is strong, the advantage of good portability:
1, micro controller unit 1 real time high-speed detects dielectric loss value, electric capacity and the current value that shows capacitance type equipment, and can be transferred to the Surveillance center of far-end through the wireless communication interface unit 4 of himself, can realize large-scale remote monitoring and data sharing;
2, micro controller unit 1 also is integrated with liquid crystal display circuit 1-4 and keyboard input circuit 1-5, can make operating personnel's insulation index of facilities for observation intuitively;
3, the utility model can be adaptable across the field that needs detect the capacitance type equipment electric capacity in real time, are situated between and decrease.
Description of drawings
Fig. 1 is the electrical block diagram of the utility model.
Embodiment
Do further detailed description below in conjunction with accompanying drawing and specific embodiment specific embodiments of the invention.
Fig. 1 is the electrical block diagram of the utility model; As shown in Figure 1, the battery powered high voltage capacitive-type equipment para tape electric detection means that has of the utility model comprises micro controller unit 1, electric power signal collecting unit 2, sensor 3, wireless communication interface unit 4, battery electric quantity administrative unit 5 and battery power supply unit 6.
Said micro controller unit 1 is made up of DSP digital signal processor 1-1, SRAM data-carrier store 1-2, FRAM parameter storage 1-3, liquid crystal display circuit 1-4 and keyboard input circuit 1-5; The data address control input bus end of SRAM data-carrier store 1-2 connects first data address control output bus end of DSP digital signal processor 1-1; The data address control input bus end of FRAM parameter storage 1-3 connects second data address control output bus end of DSP digital signal processor 1-1; The data input pin of liquid crystal display circuit 1-4 connects the digital quantity output terminal of DSP digital signal processor 1-1; The keyboard signal output terminal of keyboard input circuit 1-5 connects the digital quantity input end of DSP digital signal processor 1-1, and SRAM data-carrier store 1-2 is connected through data bus with FRAM parameter storage 1-3; SRAM data-carrier store 1-2 calls the data of FRAM parameter storage 1-3, and the FRAM parameter storage is the parameter storage of electric erasable, parameter informations such as FRAM parameter storage storage sensor no-load voltage ratio, correction coefficient, initialization information, communication node address.
The signal input part of sensor 3 is connected with tested voltage, current signal; The signal output part of sensor 3 connects the analog quantity input end of electric power signal collecting unit 2, and the voltage of electric power signal collecting unit 2, current data and control signal I/O connect voltage, current data and the control signal I/O of DSP digital signal processor 1-1;
The communication signal data output input bus end of wireless communication interface unit 4 connects the communication signal data output input bus end of DSP digital signal processor 1-1;
The data output input bus end of battery electric quantity administrative unit 5 connects the digital quantity input/output terminal of DSP digital signal processor 1-1.
The principle of work of the utility model: after electric power signal collecting unit 2 will be changed through voltage, current signal that sensor 3 detections collect; Be transferred in the DSP digital signal processing unit 1-1 in the micro controller unit 1; DSP digital signal processor 1-1 carries out overall treatment with above-mentioned data; In real time display medium loss value, electric capacity, current value and other parameters of electric power on liquid crystal display circuit 1-4 are then gone out data transmission through wireless communication interface unit 4 simultaneously.In addition; After battery electric quantity administrative unit 5 detects the voltage and current of battery power supply unit 6; Be transferred in the DSP digital signal processor 1-1 in the micro controller unit 1; DSP digital signal processor 1-1 handles, and shows on liquid crystal display circuit 1-4 that then magnitude of voltage, residual electric quantity and the electric weight of battery power supply unit 6 exhausts the time, and can data transmission be gone out through wireless communication interface unit 4.
Below in conjunction with specific embodiment the utility model is done further detailed description.
Embodiment 1
In conjunction with Fig. 1 present embodiment is described, the battery powered high voltage capacitive-type equipment para tape electric detection means that has of present embodiment comprises sensor 3 and electric power signal collecting unit 2; The signals collecting end of sensor 3 links to each other with the electric power signal collecting unit; The signal I/O of sensor 3 links to each other with the signal input output end of electric power signal collecting unit 2; High voltage capacitive-type equipment para tape electric detection means also comprises micro controller unit 1, wireless communication interface unit 4, battery electric quantity administrative unit 5 and battery power supply unit 6; The signal input output end of micro controller unit 1 links to each other with the signal I/O of electric power signal collecting unit 2; The signal of communication I/O of micro controller unit 1 links to each other with the signal of communication input/output terminal of wireless communication interface unit 4; The digital quantity input/output terminal of micro controller unit 1 is connected with the data of battery electric quantity administrative unit 5 output input bus end.
Embodiment 2
The difference of present embodiment and specific embodiment is that wireless communication interface unit 4 adopts wireless sensor network ZigBee communications interface unit.Other composition is identical with specific embodiment 1 with connected mode, and the model that wireless communication interface unit 4 is selected for use is JN5139.
Embodiment 3
This embodiment is that with the difference of specific embodiment 15 employings of battery electric quantity administrative unit have I
2The lithium ion battery electric weight chip monitoring of C interface.Other composition is identical with specific embodiment 1 with connected mode, and it is bq27200 that battery electric quantity administrative unit 5 is selected the model of chip for use.
Embodiment 4
In conjunction with Fig. 1 present embodiment is described, present embodiment and specific embodiment 3 differences are that micro controller unit 1 comprises DSP digital signal processor 1-1, SRAM data-carrier store 1-2 and FRAM parameter storage 1-3; SRAM data-carrier store 1-2 is the data-carrier store with static access facility, and FRAM parameter storage 1-3 is the parameter storage of electric erasable; The voltage of DSP digital signal processor 1-1 and current signal input/output terminal are the voltage and the current signal input/output terminal of micro controller unit 1; The signal of communication I/O of DSP digital signal processor 1-1 is the signal of communication I/O of micro controller unit 1; The data storage I/O of DSP digital signal processor 1-1 links to each other with the data storage input/output terminal of SRAM data-carrier store 1-2, and the parameter storage I/O of DSP digital signal processor 1-1 links to each other with the parameter storage input/output terminal of FRAM parameter storage 1-3.Other composition is identical with specific embodiment 3 with connected mode; The model that DSP digital signal processor 1-1 selects for use is TMS320F2812; The model that SRAM data-carrier store 1-2 selects for use is IS61LV12816L, and the model that FRAM parameter storage 1-3 selects for use is FM24CL64.
Embodiment 5
In conjunction with Fig. 1 present embodiment is described, the difference of present embodiment and specific embodiment 1,2 or 4 is that micro controller unit 1 also comprises liquid crystal display circuit 1-4; The video signal input terminal of liquid crystal display circuit 1-4 links to each other with the VT of DSP digital signal processor 1-1.Other composition is identical with specific embodiment 1,2 or 4 with connected mode; The model that liquid crystal display circuit 1-4 selects for use is HTM240128A; It shows that size is 240 * 128 pixels, and increasing liquid crystal display circuit unit 1-4 is in order to make operating personnel's observation data real-time change more intuitively.
Embodiment 6
In conjunction with Fig. 1 present embodiment is described, the difference of present embodiment and specific embodiment 5 is that micro controller unit 1 also comprises keyboard input circuit 1-5; The keyboard signal output terminal of keyboard input circuit 1-5 links to each other with the keyboard signal input end of DSP digital signal processor 1-1.Other composition is identical with specific embodiment 5 with connected mode, and the handled easily personnel directly utilize keyboard input circuit 1-5 to control like this.
Embodiment 7
This embodiment is that with the difference of specific embodiment 1 battery power supply unit 6 adopts lithium ion battery, and other composition is identical with specific embodiment 1 with connected mode.
Should be noted that at last: above embodiment is only in order to the technical scheme of explanation the utility model but not to the restriction of its protection domain; Although the utility model has been carried out detailed explanation with reference to the foregoing description; The those of ordinary skill in affiliated field is to be understood that: those skilled in the art still can carry out all changes, revise or be equal to replacement to the embodiment of the utility model after reading the utility model; These changes, modification perhaps are equal to replacement, and it is all within the claim scope that its application is awaited the reply.
Claims (9)
1. one kind has battery powered high voltage capacitive-type equipment para tape electric detection means, and said device comprises electric power signal collecting unit (2) and sensor (3); Said sensor (3) is connected with electric power signal collecting unit (2); It is characterized in that micro controller unit (1) is connected with said electric power signal collecting unit (2), wireless communication interface unit (4) and battery electric quantity administrative unit (5) respectively; Said battery electric quantity administrative unit (5) is connected with battery power supply unit (6).
2. para tape electric detection means as claimed in claim 1 is characterized in that, the signal output part of said sensor (3) is connected with the signal input part of electric power signal collecting unit (2); The signal input part of said micro controller unit (1) is connected with the signal output part of electric power signal collecting unit (2); The signal output part of said micro controller unit (1) is connected with the signal input part of wireless communication interface unit (4); The digital quantity input/output terminal of said micro controller unit (1) is connected with the data output end of battery electric quantity administrative unit (5).
3. para tape electric detection means as claimed in claim 1 is characterized in that, said micro controller unit (1) comprises DSP digital signal processor (1-1), SRAM data-carrier store (1-2) and FRAM parameter storage (1-3); The data storage output terminal of said DSP digital signal processor (1-1) is connected with the data storage input end of SRAM data-carrier store (1-2); The data storage output terminal of said DSP digital signal processor (1-1) is connected with the parameter storage input end of FRAM parameter storage (1-3).
4. para tape electric detection means as claimed in claim 1 is characterized in that, said micro controller unit (1) comprises liquid crystal display circuit (1-4); The data input pin of said liquid crystal display circuit (1-4) links to each other with the digital quantity output terminal of DSP digital signal processor (1-1).
5. para tape electric detection means as claimed in claim 1 is characterized in that, said micro controller unit (1) comprises keyboard input circuit (1-5); The keyboard signal output terminal of said keyboard input circuit (1-5) links to each other with the keyboard signal input end of said DSP digital signal processor (1-1).
6. para tape electric detection means as claimed in claim 1 is characterized in that, said battery power supply unit (6) adopts lithium ion battery.
7. like each described para tape electric detection means among the claim 1-5, it is characterized in that the signal input part of said sensor (3) is connected with tested voltage and current; The signal output part of said sensor (3) is connected with the signal input part of electric power signal collecting unit (2); The signal output part of said electric power signal collecting unit (2) is connected with the signal input part of said DSP digital signal processor (1-1); The signal output part of said DSP digital signal processor (1-1) is connected with the signal input part of said wireless communication interface unit (4); The digital quantity input end of said DSP digital signal processor (1-1) is connected with the data output end of battery electric quantity administrative unit (5); The data input pin of said battery electric quantity administrative unit (5) is connected with the output terminal of power supply unit (6).
8. para tape electric detection means as claimed in claim 3 is characterized in that, said SRAM data-carrier store (1-2) is connected through data bus with FRAM parameter storage (1-3).
9. para tape electric detection means as claimed in claim 3 is characterized in that, the voltage of said DSP digital signal processor (1-1) and current signal input/output terminal are the voltage and the current signal input/output terminal of micro controller unit (1); The signal I/O of said DSP digital signal processor (1-1) is the signal of communication I/O of micro controller unit (1); Said SRAM data-carrier store (1-2) is for having the data-carrier store of static access facility; Said FRAM parameter storage (1-3) is the parameter storage of electric erasable, said FRAM parameter storage (1-3) storage sensor no-load voltage ratio, correction coefficient, initialization information, communication node address parameter information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200337806U CN202533548U (en) | 2012-02-03 | 2012-02-03 | High-voltage capacitive device on-line insulation detection device provided with battery for supplying power |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200337806U CN202533548U (en) | 2012-02-03 | 2012-02-03 | High-voltage capacitive device on-line insulation detection device provided with battery for supplying power |
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| Publication Number | Publication Date |
|---|---|
| CN202533548U true CN202533548U (en) | 2012-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200337806U Expired - Fee Related CN202533548U (en) | 2012-02-03 | 2012-02-03 | High-voltage capacitive device on-line insulation detection device provided with battery for supplying power |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104991127A (en) * | 2015-07-24 | 2015-10-21 | 江苏省电力公司常州供电公司 | Relative dielectric loss and capacitance tester |
| WO2017016431A1 (en) * | 2015-07-24 | 2017-02-02 | 国网江苏省电力公司常州供电公司 | Relative dielectric loss and capacitance tester |
-
2012
- 2012-02-03 CN CN2012200337806U patent/CN202533548U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104991127A (en) * | 2015-07-24 | 2015-10-21 | 江苏省电力公司常州供电公司 | Relative dielectric loss and capacitance tester |
| WO2017016431A1 (en) * | 2015-07-24 | 2017-02-02 | 国网江苏省电力公司常州供电公司 | Relative dielectric loss and capacitance tester |
| CN108490266A (en) * | 2015-07-24 | 2018-09-04 | 江苏省电力公司常州供电公司 | A kind of opposite dielectric loss and capacitance tester |
| CN108490266B (en) * | 2015-07-24 | 2020-09-08 | 江苏省电力公司常州供电公司 | Relative dielectric loss and capacitance tester |
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