CN203039435U - Microcomputer comprehensive protector for 10kV network - Google Patents
Microcomputer comprehensive protector for 10kV network Download PDFInfo
- Publication number
- CN203039435U CN203039435U CN 201320012419 CN201320012419U CN203039435U CN 203039435 U CN203039435 U CN 203039435U CN 201320012419 CN201320012419 CN 201320012419 CN 201320012419 U CN201320012419 U CN 201320012419U CN 203039435 U CN203039435 U CN 203039435U
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- China
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- module
- computer integrated
- integrated protection
- network
- network according
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- Expired - Lifetime
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Abstract
The utility model provides a microcomputer comprehensive protector for a 10kV network, and the microcomputer comprehensive protector comprises a CPU for processing data, a signal conditioning module connected with the CPU and used for outputting voltage and current signals, a sampling module connected with the signal conditioning module and used for collecting voltage and current signals, an input module for monitoring a state of a breaker or a work position of a switch, a trip out exit module connected with AC electric network, a display module for displaying and a power module, wherein the trip out exit module is formed by four sets of relays, and the power module provides power for the input module. Through analyzing the collected signals, the microcomputer comprehensive protector for the 10kV network can respectively control actuation and releasing of the relays to obtain voltage stabilization in different voltage sections, and a condition of low voltage at 110V can be stabilized at 220V, simultaneously a digital display mode is employed, thereby facilitating a user to observe the data.
Description
Technical field
The utility model is specifically related to a kind of computer integrated protection.
Background technology
Computer integrated protection is a kind of economical protection for measurement, control, protection, communication integral; Making to measure at distribution network terminal high voltage power distribution chamber, is core with the directionless current protection of syllogic.But existing computer integrated protection is used in the 10kV network, and great majority need external direct current cabinet, because the direct current cabinet price is high, therefore a lot of 10kV circuits can not be equipped with high direct current cabinet often for the cost-saving, and computer integrated protection can't be used.
The utility model content
In order to solve the deficiency of above-mentioned technology, the purpose of this utility model provides a kind of computer integrated protection for the 10kV network, and it has solved the deficiency of the external direct current cabinet of computer integrated protection needs in the past.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of computer integrated protection for the 10kV network; described computer integrated protection comprises the CPU that handles for data; be connected with CPU; be used for output voltage; the signal condition module of current signal; be connected with the signal condition module; be used for gathering voltage; the sampling module of current signal; be used for opening into the amount module of monitoring circuit-breaker status or switch service position; for the tripping operation outlet module that is connected with AC network; the display module and the power module that are used for demonstration; described tripping operation outlet module adopts four group relaies to constitute, and described power module is for opening into the amount module for power supply.
The signal conditioning circuit that described signal condition module adopts the LMV324 chip to constitute.
Described sampling module comprises current transformer and voltage transformer.
Described computer integrated protection comprises for teledata uploads communication module with Long-distance Control.
Described computer integrated protection comprises that for the input module of revising set point described input module is the button input.
Described computer integrated protection is provided with relay indicating light and malfunction indicator lamp.
Described display module is complete Chinese LCDs.
The beneficial effects of the utility model are, are made as no source contact by making the tripping operation delivery outlet, and the utility model can well be used and the occasion of not having DC power supply.
Description of drawings
Fig. 1 is logical construction schematic diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is further specified:
Referring to Fig. 1, the utility model comprises that the CPU1 that handles for data is connected with CPU1, be used for output voltage, current signal signal condition module 3, be connected with signal condition module 3, for the sampling module 2 of gathering voltage, current signal, opening into amount module 5, for the tripping operation outlet module 4 that is connected with AC network, for the display module 8 and the power module 9 that show for monitoring circuit-breaker status or switch service position, described tripping operation outlet module 4 adopts four group relaies 41 to constitute, and described power module 9 is for opening into 5 power supplies of amount module.
The signal conditioning circuit that described signal condition module 3 adopts the LMV324 chip to constitute.
Described sampling module 2 comprises current transformer 22 and voltage transformer 21.
Described computer integrated protection comprises for teledata uploads communication module 7 with Long-distance Control.
Described computer integrated protection comprises that for the input module 10 of revising set point described input module 10 is the button input.
Described computer integrated protection is provided with relay indicating light and malfunction indicator lamp 6.
Described display module 8 is complete Chinese LCDs.
Sampling module 2 is gathered electric current and voltage signal by current transformer 22 and voltage transformer 21, this signal is sent to signal condition module 3, the signal conditioning circuit that this module adopts LMV324 to constitute, LMV324 is four-operational amplifier, constitute operational amplification circuit by LMV324, electric current and the voltage signal amplification that receives is input to CPU1, carry out computing by CPU1 to receiving signal, obtain the electric parameter data, and show by display module 8.The external input module 10 of while CPU1; 10 couples of CPU1 carry out the modification of set point by input module, to satisfy different demands, the while external relay indicating light of CPU1 and malfunction indicator lamp 6; be used to indicate the operating state of this microcomputer protecting device, make things convenient for the user to observe.
Its tripping operation outlet module 4 adopts four group relaies 41 to constitute, and realizes the connection of alternating current-direct current by the break-make of relay 41, has avoided exchanging the problem that occasion need be joined the small-sized DC module, makes the utility model can directly apply to the occasion of no DC power supply.
It 8 the tunnel is opened into amount module 5, is used for monitoring the service position of short-circuiting device state and other switches, and this module adopts 9 power supplies of internal electric source module simultaneously, thereby has well realized the application in the occasion that does not have DC power supply.
The utility model is provided with communication module 7, uploads and Long-distance Control by communication module 7 realization teledatas.
Embodiment should not be considered as restriction of the present utility model, but any improvement of doing based on spirit of the present utility model, all should be within protection range of the present utility model.
Claims (7)
1. computer integrated protection that is used for the 10kV network; it is characterized in that: described computer integrated protection comprises the CPU(1 that handles for data); with CPU(1) be connected; be used for output voltage; the signal condition module (3) of current signal; be connected with signal condition module (3); be used for gathering voltage; the sampling module of current signal (2); be used for opening into amount module (5) of monitoring circuit-breaker status or switch service position; for the tripping operation outlet module (4) that is connected with AC network; the display module (8) and the power module (9) that are used for demonstration; described tripping operation outlet module (4) adopts four group relaies (41) to constitute, and described power module (9) is powered for opening into amount module (5).
2. the computer integrated protection for the 10kV network according to claim 1 is characterized in that, the signal conditioning circuit that described signal condition module (3) adopts the LMV324 chip to constitute.
3. the computer integrated protection for the 10kV network according to claim 1 is characterized in that, described sampling module (2) comprises current transformer (22) and voltage transformer (21).
4. the computer integrated protection for the 10kV network according to claim 1 is characterized in that, described computer integrated protection comprises for teledata uploads communication module (7) with Long-distance Control.
5. the computer integrated protection for the 10kV network according to claim 1 is characterized in that, described computer integrated protection comprises that for the input module (10) of revising set point described input module (10) is the button input.
6. the computer integrated protection for the 10kV network according to claim 1 is characterized in that, described computer integrated protection is provided with relay indicating light and malfunction indicator lamp (6).
7. the computer integrated protection for the 10kV network according to claim 1 is characterized in that, described display module (8) is complete Chinese LCDs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320012419 CN203039435U (en) | 2013-01-10 | 2013-01-10 | Microcomputer comprehensive protector for 10kV network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320012419 CN203039435U (en) | 2013-01-10 | 2013-01-10 | Microcomputer comprehensive protector for 10kV network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203039435U true CN203039435U (en) | 2013-07-03 |
Family
ID=48691521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320012419 Expired - Lifetime CN203039435U (en) | 2013-01-10 | 2013-01-10 | Microcomputer comprehensive protector for 10kV network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203039435U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105337405A (en) * | 2015-12-04 | 2016-02-17 | 国网浙江省电力公司绍兴供电公司 | Automatic bus transfer equipment control system with various collection functions |
-
2013
- 2013-01-10 CN CN 201320012419 patent/CN203039435U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105337405A (en) * | 2015-12-04 | 2016-02-17 | 国网浙江省电力公司绍兴供电公司 | Automatic bus transfer equipment control system with various collection functions |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160627 Address after: 337000 Jiangxi city of Pingxiang province Chishan Industrial Park Patentee after: JIANGXI HJATIS POWER INDUSTRY Co.,Ltd. Address before: 325604, Jetta road 84, Liushi Town, Wenzhou, Zhejiang, Yueqing Patentee before: ZHEJIANG HUAJIAN ELECTRONIC TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130703 |