CN203674779U - Turbine generator static starting power supply - Google Patents
Turbine generator static starting power supply Download PDFInfo
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- CN203674779U CN203674779U CN201420036356.6U CN201420036356U CN203674779U CN 203674779 U CN203674779 U CN 203674779U CN 201420036356 U CN201420036356 U CN 201420036356U CN 203674779 U CN203674779 U CN 203674779U
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Abstract
The utility model discloses a turbine generator static starting power supply which comprises a charger, a storage battery group, an inverter unit, a control unit and a display unit. A power supply input terminal of alternating current power supply is connected with the storage battery group through the charger. The storage battery group is connected with the inverter unit through an input switch. The inverter unit powers the control unit and the display unit on one hand, and is connected with a control contactor to power a load on the other hand. The turbine generator static starting power supply provided by the utility model has an energy storage function, does not depend on whether the power supply of the city power is normal, ensures the normal starting of a turbine generator in any emergency state, and has the advantages of small starting noise and easy use.
Description
Technical field
The utility model relates to a kind of power supply, specifically, relates to the static power supply that starts of a kind of turbine generators.
Background technology
Turbine generators is a kind of by steam turbine or gas turbine powered generator, in order to ensure the clean boot of turbine generators, be provided with the auxiliary systems such as lubricating system, cooling system, control system, these auxiliary systems start needs outside that power supply is provided, generally to provide startup power supply by civil power for turbine generators at present, still, once the commercial power interruption that is in a state of emergency, turbine generators cannot start, and can not generate electricity.
Also have at present the diesel engine generator of employing to provide dynamic startup power supply for turbine generators, but this kind of generator noise is large, and diesel engine generator takes up room greatly, use inconvenience.
Based on this, how to invent the static power supply that starts of a kind of turbine generators, there is energy-storage function, do not rely on whether normal power supply of civil power, and it is little to start noise, is the technical problem that the utility model mainly solves.
Summary of the invention
The utility model does not have the static problem that starts power supply in order to solve existing turbine generators, provides a kind of turbine generators the static power supply that starts, and can provide the static power supply that starts for turbine generators, and noise is little, safe and reliable.
In order to solve the problems of the technologies described above, the utility model is achieved by the following technical solutions:
The static power supply that starts of a kind of turbine generators, comprise charger, batteries, inversion unit, control unit and display unit, the power input terminal of Alternating Current Power Supply is connected with batteries by charger, described batteries is connected with inversion unit by input switch, described inversion unit is on the one hand for control unit and display unit provide power supply, connects on the one hand in addition after control contactor for load provides power supply.
Further, described inversion unit is two, and these two inversion units are in parallel, and the power output terminal of each inversion unit is connected with respectively one group of control unit and display unit.
Further, also comprise alarm unit, described alarm unit is connected with control unit.
Preferably, described alarm unit is audible-visual annunciator.
Preferably, described charger is two, and these two chargers are in parallel.
Further, described inversion unit comprises the inverter and the contravariant transformer that are connected, and described batteries is connected with inverter by input switch.
Further, also comprise the battery manager for detection of batteries charge/discharge running status, described battery manager is connected with batteries.
Preferably, described display unit is touch display screen.
Further again, also comprise insulating monitoring unit, described insulating monitoring unit is connected with batteries.
Compared with prior art, advantage of the present utility model and good effect are: 1, have energy-storage function, do not rely on whether normal power supply of civil power, guaranteed the normal startup of turbine generators under any state of emergency; 2, startup noise is little, easy to use; 3, inverter internal electric source system adopts switch power technology completely, and functions unit adopts the measure of independently powering, and ensures in the time that certain part breaks down, and other parts still can reliability service; 4, there is fault self-diagnosis function, too high too low, the inverter overcurrent of direct voltage, open circuit and excess Temperature all can be from detecting diagnostic alarms; 5,2 inverters can be selected for subsequent usely each other, and main inverter fault can be automatically converted to invertor operation for subsequent use.
Read by reference to the accompanying drawings after the detailed description of the utility model execution mode, other features of the present utility model and advantage will become clearer.
Brief description of the drawings
Fig. 1 is the static a kind of embodiment schematic diagram that starts power supply of turbine generators that the utility model proposes;
Fig. 2 is the system block diagram of the static a kind of embodiment that starts power supply of the turbine generators that proposes of the utility model.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in more detail.
Embodiment mono-, shown in Figure 1, the present embodiment provides a kind of turbine generators the static power supply that starts, comprise charger, batteries, inversion unit, control unit and display unit, the power input terminal of Alternating Current Power Supply is connected with batteries by charger, described batteries is connected with inversion unit by input switch, and described inversion unit is on the one hand for control unit and display unit provide power supply, connects on the one hand in addition after control contactor for load provides power supply.The static power supply that starts of this turbine generators is applicable to use as the static power supply that starts of turbine generators into turbine generators.
The static power supply that starts of turbine generators of the present embodiment, the power input terminal of Alternating Current Power Supply is mains supply input terminal, and in the time that civil power is normal, the output of the static startup of turbine generators power supply is provided by civil power, meanwhile, civil power by charger to battery charging.When civil power stops or during lower than 305V, the static power work that starts of turbine generators, outwards exports the alternating current of 380V/220V.Charger, by AC rectification, carries out after current limiting pressure-limiting, batteries being charged, and in the time that batteries is outwards powered, the direct current of storage battery output is carried out inversion by inversion unit, and carries out filtering, is converted into the alternating current output of 380V/220V after boosting.Control board is processed the turnover signal of each unit, and display panel used in showing the each cell data of output, by signal, by the each unit of control board control, the static startup of this turbine generators power operation is flexible, and has visuality.Wherein, display unit preferably adopts touch display screen to realize.
As a preferred real-time mode, inversion unit comprises the inverter and the contravariant transformer that are connected, described batteries is connected with inverter by input switch, wherein, inverter converts direct current to pulse width modulated wave (SPWM) through inversion unit and drives contravariant transformer, and contravariant transformer becomes 380V/220V AC power by sinusoidal pulse width modulation ripple by this transformer filtering, boost conversion.
In order to ensure the static reliability that starts power supply of this turbine generators, inversion unit adopts two, and these two inversion units are in parallel, the power output terminal of each inversion unit is connected with respectively one group of control unit and display unit, be used for preventing one of them inversion unit catastrophic failure, can start the work of another one inversion unit.The static power work that starts of turbine generators, under emergency rating, can automatic/hand in the time of inverter 1 or inverter 2 fault be switched to inverter 2 or inverter 1 moves.
Timely alarm while breaking down in order to work as, also comprise alarm unit, alarm unit is connected with control unit, involved fault comprises output fault, static power inverter fault, battery charger failure, battery pack single battery fault, the D.C. isolation fault of starting of turbine generators, above-mentioned fault is all judged by control unit analysis, wherein, alarm unit preferably adopts audible-visual annunciator.Preferably be provided with accordingly ann reset switch, in the time having fault, sound and light alarm, can eliminate chimes of doom by ann reset switch, and the bright fault type of checking of trouble light, if while having again new fault-signal, knocking noise signal is restarted.
Also comprise the battery manager for detection of batteries charge/discharge running status, described battery manager is connected with batteries.Battery manager carries out online detection in real time automatically to the running status of battery charging/discharging, reminding user carries out preventative maintenance to battery in time, change the battery that performance reduces, thereby eliminate the contingent incipient fault of battery, to guarantee that the static startup of turbine generators power supply is stable, operation reliably.
In order further to ensure the static reliability that starts power supply of this turbine generators, described charger is two, and these two chargers are in parallel, one end of these two chargers connects respectively the power input terminal of Alternating Current Power Supply by switch QF6, QF7, one end connects batteries in addition, and the power output terminal of batteries is connected with two described inversion units by inverter battery pack input switch QF3, QF9 respectively.
In order further to ensure the static reliability that starts power supply of this turbine generators, also comprise insulating monitoring unit, described insulating monitoring unit is connected with batteries, for the insulation property Real-Time Monitoring to batteries.
Certainly; above-mentioned explanation is not to restriction of the present utility model; the utility model is also not limited in above-mentioned giving an example, and variation, remodeling, interpolation or replacement that those skilled in the art make in essential scope of the present utility model, also should belong to protection range of the present utility model.
Claims (9)
1. the static power supply that starts of turbine generators, it is characterized in that: comprise charger, batteries, inversion unit, control unit and display unit, the power input terminal of Alternating Current Power Supply is connected with batteries by charger, described batteries is connected with inversion unit by input switch, described inversion unit is on the one hand for control unit and display unit provide power supply, connects on the one hand in addition after control contactor for load provides power supply.
2. the static power supply that starts of turbine generators according to claim 1, it is characterized in that: described inversion unit is two, and these two inversion units are in parallel, and the power output terminal of each inversion unit is connected with respectively one group of control unit and display unit.
3. the static power supply that starts of turbine generators according to claim 1, is characterized in that: also comprise alarm unit, described alarm unit is connected with control unit.
4. the static power supply that starts of turbine generators according to claim 3, is characterized in that: described alarm unit is audible-visual annunciator.
5. according to the static power supply that starts of the turbine generators described in claim 1-4 any one claim, it is characterized in that: described charger is two, and these two chargers are in parallel.
6. the static power supply that starts of turbine generators according to claim 5, is characterized in that: described inversion unit comprises the inverter and the contravariant transformer that are connected, and described batteries is connected with inverter by input switch.
7. the static power supply that starts of turbine generators according to claim 1, is characterized in that: also comprise the battery manager for detection of batteries charge/discharge running status, described battery manager is connected with batteries.
8. according to the static power supply that starts of the turbine generators described in claim 1-4 any one claim, it is characterized in that: described display unit is touch display screen.
9. according to the static power supply that starts of the turbine generators described in claim 1-4 any one claim, it is characterized in that: also comprise insulating monitoring unit, described insulating monitoring unit is connected with batteries.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420036356.6U CN203674779U (en) | 2014-01-21 | 2014-01-21 | Turbine generator static starting power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420036356.6U CN203674779U (en) | 2014-01-21 | 2014-01-21 | Turbine generator static starting power supply |
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| Publication Number | Publication Date |
|---|---|
| CN203674779U true CN203674779U (en) | 2014-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420036356.6U Expired - Fee Related CN203674779U (en) | 2014-01-21 | 2014-01-21 | Turbine generator static starting power supply |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104564343A (en) * | 2015-01-09 | 2015-04-29 | 哈尔滨东安发动机（集团）有限公司 | Superpower rapid compensating device for micro gas turbine |
| CN105406585A (en) * | 2015-12-11 | 2016-03-16 | 上海查尔斯电子有限公司 | Emergency power supply for nuclear station |
| CN112737361A (en) * | 2020-12-31 | 2021-04-30 | 江苏东方四通科技股份有限公司 | Direct-current switching power supply with inversion fault protection function |
-
2014
- 2014-01-21 CN CN201420036356.6U patent/CN203674779U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104564343A (en) * | 2015-01-09 | 2015-04-29 | 哈尔滨东安发动机（集团）有限公司 | Superpower rapid compensating device for micro gas turbine |
| CN105406585A (en) * | 2015-12-11 | 2016-03-16 | 上海查尔斯电子有限公司 | Emergency power supply for nuclear station |
| CN112737361A (en) * | 2020-12-31 | 2021-04-30 | 江苏东方四通科技股份有限公司 | Direct-current switching power supply with inversion fault protection function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 Termination date: 20150121 |
|
| EXPY | Termination of patent right or utility model |