CN201349144Y - Automatic input device of standby power supply - Google Patents
Automatic input device of standby power supply Download PDFInfo
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- CN201349144Y CN201349144Y CNU2008202355681U CN200820235568U CN201349144Y CN 201349144 Y CN201349144 Y CN 201349144Y CN U2008202355681 U CNU2008202355681 U CN U2008202355681U CN 200820235568 U CN200820235568 U CN 200820235568U CN 201349144 Y CN201349144 Y CN 201349144Y
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- power supply
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Abstract
The utility model is suitable for the technical field of automatization of a power system, which provides an automatic input device of standby power supply. The automatic input device of standby power supply comprises a state quantity collecting unit, a mode identification unit, an electric physical quantity collecting unit, a standby power supply automatic input unit, a control unit and a relay array. The automatic input device of standby power supply can supply standby power supply automatic input functions to transformer stations with various wiring modes and various running modes, and then, the automatic input device of standby power supply is very convenient to use.
Description
Technical field
The utility model belongs to the technical field of Automation of Electric Systems, relates in particular to a kind of automatic throw-in equipment of emergency power supply.
Background technology
In electric power system, the power plant electricity consumption is interrupted, and may cause power cut of whole factory, and consequence is very serious, and the responsible consumer power failure of industrial and mining enterprises also will make to produce to be seriously damaged, and bring heavy losses to national economy.
Be to guarantee the flexibility and the convenience of power supply reliability, operational mode, transformer station often has 2 or more than 2 inlet wires.During operate as normal, 1 or the power supply of 2 inlet wires, after the working power dead electricity, automatic throw-in equipment of emergency power supply can be automatically and is promptly allowed stand-by power supply devote oneself to work in other words the user to be switched to stand-by power supply and, thereby does not allow the user have a power failure.
But, because the mode of connection and the operational mode of transformer station are more, realize that the stand-by power supply under the different situations drops into function automatically, such as inlet wire haul oneself willingly into, segmentation hauls oneself willingly into, all need to adopt different automatic throw-in equipment of emergency power supplies to finish, use very inconvenient like this.
The utility model content
The purpose of this utility model is to provide a kind of automatic throw-in equipment of emergency power supply, is intended to solve present automatic throw-in equipment of emergency power supply and has inconvenient problem with use.
The utility model is achieved in that a kind of automatic throw-in equipment of emergency power supply, and described protective device comprises:
The quantity of state collecting unit that the working state signal of circuit breaker in the transformer station and voltage transformer is gathered;
The pattern recognition unit that is connected with described quantity of state collecting unit, according to the working state signal that described quantity of state collecting unit is gathered, the operational mode that the identification stand-by power supply drops into automatically;
Electric physical quantity to transformer station is gathered, and described electric physical quantity is converted to the electric physical quantity collecting unit of electric physical quantity digital signal;
Automatically drop into the unit with described quantity of state collecting unit, pattern recognition unit and the stand-by power supply that electric physical quantity collecting unit is connected respectively, according to described working state signal and electric physical quantity digital signal, according to the automatic operational mode that drops into of described stand-by power supply, carry out corresponding stand-by power supply and drop into logical operation automatically, when needs execution stand-by power supply drops into action automatically, output drive signal;
Automatically drop into the control unit that the unit is connected with described stand-by power supply, according to described drive signal and in advance the establishment outlet logic, output control signal; And
Be connected with described control unit, carry out stand-by power supply and drop into the relay array of action automatically.
In the utility model, this automatic throw-in equipment of emergency power supply can provide stand-by power supply to drop into function automatically to the transformer station of the various modes of connection and various operational modes, very convenient to use like this.
Description of drawings
Fig. 1 is the structure chart of the automatic throw-in equipment of emergency power supply that provides of the utility model embodiment;
Fig. 2 is the structure chart of first kind of mode of connection of transformer station of providing of the utility model embodiment;
Fig. 3 is the structure chart of second kind of mode of connection of transformer station of providing of the utility model embodiment.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Fig. 1 shows the structure of the automatic throw-in equipment of emergency power supply that the utility model embodiment provides, and for convenience of explanation, only shows the part relevant with the utility model.
The automatic throw-in equipment of emergency power supply that the utility model embodiment provides comprises: quantity of state collecting unit 100, pattern recognition unit 200, electric physical quantity collecting unit 300, stand-by power supply drop into unit 400, control unit 500 and relay array 600 automatically.
The working state signal of circuit breaker and voltage transformer is gathered in 100 pairs of transformer stations of quantity of state collecting unit; Pattern recognition unit 200 is connected with quantity of state collecting unit 100, according to the working state signal that quantity of state collecting unit 100 is gathered, and the operational mode that the identification stand-by power supply drops into automatically; The electric physical quantity of 300 pairs of transformer stations of electricity physical quantity collecting unit is gathered, and electric physical quantity is converted to electric physical quantity digital signal; Stand-by power supply drops into unit 400 automatically and is connected with quantity of state collecting unit 100, pattern recognition unit 200 and electric physical quantity collecting unit 300 respectively, according to working state signal and electric physical quantity digital signal, according to the automatic operational mode that drops into of stand-by power supply, carry out corresponding stand-by power supply and drop into logical operation automatically, when needs execution stand-by power supply drops into action automatically, output drive signal; Control unit 500 drops into unit 400 automatically with stand-by power supply and is connected, according to drive signal and in advance the establishment outlet logic, output control signal, as the utility model one embodiment, control unit 500 is the programmable logic array chip; Relay array 600 is connected with control unit 500, carries out stand-by power supply and drops into action automatically, and relay array 600 comprises a plurality of relays, and each relay all is connected with the control loop of circuit breaker in the transformer station.
Below by the course of work that illustrates automatic throw-in equipment of emergency power supply:
Fig. 2 shows the structure of first kind of mode of connection of transformer station that the utility model embodiment provides, quantity of state collecting unit 100 is gathered the working state signal TV10 of voltage transformer in the transformer station, TV20, TV30, TV40, if TV10=1, TV20=1, TV30=1, TV40=1, the account for voltage instrument transformer is all in running order, quantity of state collecting unit 100 is gathered circuit breaker 1QF in the transformer station simultaneously, 2QF, the working state signal of 3QF, the working state signal of circuit breaker 1QF is 1, the working state signal of circuit breaker 2QF is 1, the working state signal of circuit breaker 3QF is 0, the working state signal that pattern recognition unit 200 is gathered according to quantity of state collecting unit 100, according to the automatic operational mode that drops into of the procedure identification stand-by power supply of establishment in advance is " block switch prepared auto restart pattern ", the electric physical quantity of 300 pairs of transformer stations of electricity physical quantity collecting unit is gathered, and electric physical quantity is converted to electric physical quantity digital signal, stand-by power supply drops into unit 400 automatically according to working state signal and electric physical quantity digital signal, according to " block switch prepared auto restart pattern ", carry out " block switch prepared auto restart pattern " logical operation, when needs execution stand-by power supply drops into action automatically, output drive signal, its process is specially: if detect no-voltage on the 1# bus, no current on the 1# inlet wire of circuit breaker 1QF, stand-by power supply drops into the drive signal that cut-off breaker 1QF is at first exported in unit 400 automatically, the control signal of control unit 500 output cut-off breaker 1QF, control unit 500 is by the control loop of control relay control circuit breaker 1QF, cut-off breaker 1QF, stand-by power supply drops into unit 400 automatically and confirms that according to electric physical quantity digital signal circuit breaker 1QF is in off-state really, and confirm that the 2# bus has voltage really, at this moment, automatic throw-in equipment of emergency power supply control circuit breaker 3QF closure, stand-by power supply drops into success automatically.If automatic throw-in equipment of emergency power supply detects no-voltage on the 2# bus, no current on the 2# inlet wire of circuit breaker 2QF, then automatic throw-in equipment of emergency power supply control circuit breaker 2QF disconnects, and confirm that circuit breaker 2QF is in off-state really, automatic throw-in equipment of emergency power supply confirms to judge that according to electric physical quantity digital signal the 1# bus has voltage really, at this moment, automatic throw-in equipment of emergency power supply control circuit breaker 3QF closure, stand-by power supply drops into success automatically.
Fig. 3 shows the structure of second kind of mode of connection of transformer station that the utility model embodiment provides, quantity of state collecting unit 100 is gathered the working state signal TV10 of voltage transformer in the transformer station, TV20, TV30, TV40, if TV10=1, TV20=1, TV30=1, TV40=1, the account for voltage instrument transformer is all in running order, quantity of state collecting unit 100 is gathered circuit breaker 1QF in the transformer station simultaneously, 2QF, the working state signal of 3QF, the working state signal of circuit breaker 1QF is 1, the working state signal of circuit breaker 2QF is 0, the working state signal of circuit breaker 3QF is 1, the working state signal that pattern recognition unit 200 is gathered according to quantity of state collecting unit 100, according to the automatic operational mode that drops into of the procedure identification stand-by power supply of establishment in advance is " 2# inlet wire prepared auto restart pattern ", the electric physical quantity of 300 pairs of transformer stations of electricity physical quantity collecting unit is gathered, and electric physical quantity is converted to electric physical quantity digital signal, stand-by power supply drops into unit 400 automatically according to working state signal and electric physical quantity digital signal, according to " 2# inlet wire prepared auto restart pattern ", carry out " 2# inlet wire prepared auto restart pattern " logical operation, when needs execution stand-by power supply drops into action automatically, output drive signal, its process is specially: if detect no-voltage on the 2# bus, no current on the 1# inlet wire of circuit breaker 1QF, stand-by power supply drops into the drive signal that cut-off breaker 1QF is at first exported in unit 400 automatically, the control signal of control unit 500 output cut-off breaker 1QF, control unit 500 is by the control loop of control relay control circuit breaker 1QF, cut-off breaker 1QF, stand-by power supply drops into unit 400 automatically and confirms that according to electric physical quantity digital signal circuit breaker 1QF is in off-state really, and confirm that the 2# inlet wire has voltage really, at this moment, automatic throw-in equipment of emergency power supply control circuit breaker 2QF closure, stand-by power supply drops into success automatically.
In the utility model embodiment, this automatic throw-in equipment of emergency power supply can provide stand-by power supply to drop into function automatically to the transformer station of the various modes of connection and various operational modes, very convenient to use like this.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection range of the present utility model.
Claims (3)
1, a kind of automatic throw-in equipment of emergency power supply is characterized in that, described device comprises:
The quantity of state collecting unit that the working state signal of circuit breaker in the transformer station and voltage transformer is gathered;
The pattern recognition unit that is connected with described quantity of state collecting unit, according to the working state signal that described quantity of state collecting unit is gathered, the operational mode that the identification stand-by power supply drops into automatically;
Electric physical quantity to transformer station is gathered, and described electric physical quantity is converted to the electric physical quantity collecting unit of electric physical quantity digital signal;
Automatically drop into the unit with described quantity of state collecting unit, pattern recognition unit and the stand-by power supply that electric physical quantity collecting unit is connected respectively, according to described working state signal and electric physical quantity digital signal, according to the automatic operational mode that drops into of described stand-by power supply, carry out corresponding stand-by power supply and drop into logical operation automatically, when needs execution stand-by power supply drops into action automatically, output drive signal;
Automatically drop into the control unit that the unit is connected with described stand-by power supply, according to described drive signal and in advance the establishment outlet logic, output control signal; And
Be connected with described control unit, carry out stand-by power supply and drop into the relay array of action automatically.
2, automatic throw-in equipment of emergency power supply as claimed in claim 1 is characterized in that, described control unit is the programmable logic array chip.
3, automatic throw-in equipment of emergency power supply as claimed in claim 1 or 2 is characterized in that, described relay array comprises a plurality of relays, and each relay all is connected with the control loop of circuit breaker in the transformer station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202355681U CN201349144Y (en) | 2008-12-26 | 2008-12-26 | Automatic input device of standby power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202355681U CN201349144Y (en) | 2008-12-26 | 2008-12-26 | Automatic input device of standby power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201349144Y true CN201349144Y (en) | 2009-11-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202355681U Expired - Fee Related CN201349144Y (en) | 2008-12-26 | 2008-12-26 | Automatic input device of standby power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201349144Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108963959A (en) * | 2018-07-13 | 2018-12-07 | 河南汇纳科技有限公司 | Centralized area power grid prepared auto restart control system and control method based on LoRa |
-
2008
- 2008-12-26 CN CNU2008202355681U patent/CN201349144Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108963959A (en) * | 2018-07-13 | 2018-12-07 | 河南汇纳科技有限公司 | Centralized area power grid prepared auto restart control system and control method based on LoRa |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CEIEC ELECTRIC TECHNOLOGY INC. Free format text: FORMER NAME: SHENZHEN CEIEC ELECTRIC TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 518040 Guangdong city of Shenzhen province Che Kung Temple Futian Tairan industrial district 201 Building 8 floor Patentee after: Ceiec Electric Technology Inc. Address before: 518040 Guangdong city of Shenzhen province Che Kung Temple Futian Tairan industrial district 201 Building 8 floor Patentee before: Ceiec Electronic Technology Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091118 Termination date: 20131226 |