CN205596019U - High compression set pressure regulating frequently constant voltage power supply system with intelligence control system - Google Patents
High compression set pressure regulating frequently constant voltage power supply system with intelligence control system Download PDFInfo
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- CN205596019U CN205596019U CN201620151608.9U CN201620151608U CN205596019U CN 205596019 U CN205596019 U CN 205596019U CN 201620151608 U CN201620151608 U CN 201620151608U CN 205596019 U CN205596019 U CN 205596019U
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Abstract
The utility model discloses a high compression set pressure regulating frequently constant voltage power supply system with intelligence control system, high compression set pressure regulating frequently constant voltage power supply system with intelligence control system includes control system, high -pressure input switch, segmentation transformer, power unit group, wave filter, high voltage output switch, isolation transformer, high pressure input switch, segmentation transformer ware, power unit group, wave filter, high voltage output switch, next door transformer are connected with control system respectively, the high pressure input switch is connected with the segmentation transformer, segmentation transformer and power unit group link, power unit group is connected with the wave filter, the wave filter is connected with the high voltage output switch, the high voltage output switch is connected with isolation transformer, each power unit in the power unit group establishes ties with the star mode each other, the high compression set pressure regulating frequently constant voltage power supply system with intelligence control system of above -mentioned structure, simple structure, suitability strong, reliable stable, the pressure regulating is high -efficient in time.
Description
Technical field
This utility model relates to technical field of electric power, particularly relates to a kind of high pressure constant frequency pressure regulating regulated power supply system being provided with intelligence control system.
Background technology
Along with the fast development of China's economy, Shipping becomes one of my the most external prevailing traffic mode, and boats and ships power load is the most increasing, and after reaching port, the be thrown into atmosphere pollution of subsidiary engine is also to also getting more and more, and air contaminant treatment can not be ignored.Ministry of Communications and Chinese Ministry of Environmental Protection released one after another Highway and Waterway transportation energy-saving and emission-reduction " 12 " planning and " 13 " major pollutants emission reduction schedule draft the file, and put into effect relevant shore electric power technological document and construction technique specification etc., but most of shore electric power factories all use the pattern of high voltage converter, voltage, frequency instability after causing shore electric power to be gone on board, harmonic pollution is big, it is difficult to administer.Constantly increase plus boats and ships power load and boat-carrying electrical equipment load characteristic differs (perception, capacitive etc.), most boat-carrying electrical equipments are all to use the straight mode that rises to directly initiate, opposite bank electricity power surges and the continuous growth of nonlinear-load capacity, impact is big, make the power quality problems such as output electricity matter generation wave distortion, voltage fluctuation and flicker and the three-phase imbalance of shore electric power, inverse merit, for ensureing reach port boats and ships the use quality of shore power connection facility, Supply Security.Existing shore electric power the most reliable boat-carrying grid-connection device just can complete pressure regulation by the way of communication, can not automatic Regulation as departed from after boat-carrying grid-connection device, when sudden unloading process, boat-carrying power consumption are too much, cause output voltage unstable, on the low side, boat-carrying electrical equipment is worked the mischief.The high pressure constant frequency pressure regulating regulated power supply system being provided with intelligence control system is a kind of high quality power supply designed exclusively for ship power supply, Bulk output voltage carries out two close cycles voltage-tracing, automatic regulation, frequency stable, output and boats and ships are with frequency, homophase, the power supply of the same period.
Utility model content
In view of current ship'ssupply above shortcomings, this utility model provides a kind of high pressure constant frequency pressure regulating regulated power supply system being provided with intelligence control system, and simple in construction, the suitability is strong, reliable and stable, pressure regulation is the most timely.
For reaching above-mentioned purpose, embodiment of the present utility model adopts the following technical scheme that
nullA kind of high pressure constant frequency pressure regulating regulated power supply system being provided with intelligence control system，The described high pressure constant frequency pressure regulating regulated power supply system being provided with intelligence control system includes control system、High input voltage switchs、Cutting transformator、Power cell group、Wave filter、High voltage output switchs、Isolating transformer，Described high input voltage switchs、Cutting transformator device、Power cell group、Wave filter、High voltage output switchs、Next door transformator is connected with control system respectively，Described high input voltage switch is connected with cutting transformator，Described cutting transformator is connected with power cell group，Described power cell group is connected with wave filter，Described wave filter is connected with High voltage output switch，Described High voltage output switch is connected with isolating transformer，Each power cell in described power cell group is serially connected in a star fashion，Described control system includes master control system、Three-phase PWM controller、Programmable Logic Controller、Liquid crystal touch screen able to programme、Ethernet programmable communication interface，Communication protocols converter、Programmable analog amount arithmetic and control unit、Voltage transmitter、Current transducer、Optical-electrical converter，Described three-phase PWM controller is connected with power cell group，Described high input voltage switchs、Cutting transformator、Power cell group、Wave filter、High voltage output switchs、Isolating transformer is connected with Programmable Logic Controller respectively，Described Programmable Logic Controller is connected with liquid crystal touch screen able to programme，Described Ethernet programmable communication interface，Communication protocols converter is connected with Programmable Logic Controller respectively，Described voltage transmitter、Current transducer is connected with programmable analog amount arithmetic and control unit respectively，Described Programmable Logic Controller is connected with programmable analog amount arithmetic and control unit，Described liquid crystal touch screen able to programme、Master control system is connected with optical-electrical converter respectively.
According to an aspect of the present utility model, described control system also includes that output switch parameter interface, switch value input interface, switching quantity expanding interface, described output switch parameter interface, switch value input interface, switching quantity expanding interface are connected with Programmable Logic Controller respectively.
According to an aspect of the present utility model, described control system also includes that analog quantity spread interface, described analog quantity spread interface are connected with programmable analog amount arithmetic and control unit.
According to an aspect of the present utility model, described cutting transformator is provided with spark gap on-line checking device, and described spark gap on-line checking device is connected with programmable analog amount arithmetic and control unit.
According to an aspect of the present utility model, described wave filter is LC passive filter, and described LC passive filter is provided with high-voltage parallel capacitor monitoring system, and described high-voltage parallel capacitor monitoring system is connected with programmable analog amount arithmetic and control unit.According to an aspect of the present utility model, described power cell group is provided with heat-pipe radiator, and described power cell group is fixing with heat-pipe radiator to be connected.
According to an aspect of the present utility model, described master control system includes that DSP digital signal processor, arm processor, CPLD complicated programmable logic device, described DSP digital signal processor, arm processor are connected with each other with CPLD complicated programmable logic device.
nullThe advantage that this utility model is implemented: switch by high voltage power supply to be tapped into the high input voltage of the high pressure constant frequency pressure regulating regulated power supply system being provided with intelligence control system by high tension cable，High input voltage switch picks out to cutting transformator，Through cutting transformer pressure-reducing、Power to power cell after phase shift，Each vice-side winding powered for power cell is separate、Mutually isolated，Each power cell is three level outputs，All power cells are divided into three parts，Every part becomes a phase，The outfan head and the tail of each adjacent power unit are gone here and there mutually，Eventually form Y-connection mode，The high pressure realizing constant frequency pressure regulating voltage stabilizing directly exports，Power cell exports to LC passive filter by the Shape correction to waveform after forming high pressure，Output voltage is the sine wave meeting boats and ships electric standard of low harmony wave，Through LC passive filter shaping、Export to isolating transformer after filtering，Ensure ship、Bank security isolation，The high pressure constant frequency pressure regulating regulated power supply system being provided with intelligence control system of said structure，Simple in construction、The suitability is strong、Reliable and stable、Pressure regulation is the most timely.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in this utility model embodiment, the accompanying drawing used required in embodiment will be briefly described below, apparently, accompanying drawing in describing below is only embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of high pressure constant frequency pressure regulating regulated power supply system being provided with intelligence control system described in the utility model；
Fig. 2 is the structural representation of the control system of a kind of high pressure constant frequency pressure regulating regulated power supply system being provided with intelligence control system described in the utility model；
Fig. 3 is the simple schematic diagram of a kind of high pressure constant frequency pressure regulating regulated power supply system being provided with intelligence control system described in the utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
nullSuch as Fig. 1、Shown in Fig. 2 and Fig. 3，A kind of high pressure constant frequency pressure regulating regulated power supply system being provided with intelligence control system，The described high pressure constant frequency pressure regulating regulated power supply system being provided with intelligence control system includes control system、High input voltage switchs、Cutting transformator、Power cell group、Wave filter、High voltage output switchs、Isolating transformer，Described high input voltage switchs、Cutting transformator device、Power cell group、Wave filter、High voltage output switchs、Next door transformator is connected with control system respectively，Described high input voltage switch is connected with cutting transformator，Described cutting transformator is connected with power cell group，Described power cell group is connected with wave filter，Described wave filter is connected with High voltage output switch，Described High voltage output switch is connected with isolating transformer，Each power cell in described power cell group is serially connected in a star fashion，Described control system includes master control system、Three-phase PWM controller、Programmable Logic Controller、Liquid crystal touch screen able to programme、Ethernet programmable communication interface，Communication protocols converter、Programmable analog amount arithmetic and control unit、Voltage transmitter、Current transducer、Optical-electrical converter，Described three-phase PWM controller is connected with power cell group，Described high input voltage switchs、Cutting transformator、Power cell group、Wave filter、High voltage output switchs、Isolating transformer is connected with Programmable Logic Controller respectively，Described Programmable Logic Controller is connected with liquid crystal touch screen able to programme，Described Ethernet programmable communication interface，Communication protocols converter is connected with Programmable Logic Controller respectively，Described voltage transmitter、Current transducer is connected with programmable analog amount arithmetic and control unit respectively，Described Programmable Logic Controller is connected with programmable analog amount arithmetic and control unit，Described liquid crystal touch screen able to programme、Master control system is connected with optical-electrical converter respectively.
nullHigh voltage power supply is tapped into by high tension cable the high input voltage switch of the high pressure constant frequency pressure regulating regulated power supply system being provided with intelligence control system，High input voltage switch picks out to cutting transformator，Through cutting transformer pressure-reducing、Power to power cell after phase shift，Each vice-side winding powered for power cell is separate、Mutually isolated，Each power cell is three level outputs，All power cells are divided into three parts，Every part becomes a phase，The outfan head and the tail of each adjacent power unit are gone here and there mutually，Eventually form Y-connection mode，The high pressure realizing constant frequency pressure regulating voltage stabilizing directly exports，Power cell exports to LC passive filter by the Shape correction to waveform after forming high pressure，Output voltage is the sine wave meeting boats and ships electric standard of low harmony wave，Through LC passive filter shaping、Export to isolating transformer after filtering，Ensure ship power source、Power safety isolation on the bank.
Use input, output high-voltage switch gear, by the protective relaying device on high-voltage switch gear is adjusted, and then to input tranformer, power cell group, output overvoltage, cross stream, inverse merit, three-phase imbalance etc. carry out duplicate protection.
Using programmable controller PLC to carry out logical operations control, PLC is powerful, structure is little, just can be completed by auxiliary reclay transfer to switch high input voltage; High voltage output switchs; cutting transformator, power cell group, wave filter; isolating transformer; ship bank safety return circuit detects and protects, and high pressure ship power cable carries out on-line checking and protection, high pressure harbour case presence and the protection of cabinet gate interlock; ship bank stops in emergency tripping operation and monitoring etc., reaches five anti-requirements.
Use liquid crystal touch screen able to programme, Chinese and English operation, monitored picture one key switching, manual/auto one key switching, parameter modification, service data preservation, fault, warning inquiry, real time on-line monitoring.
Using programmable communication interface based on Ethernet, by communication protocols converter, RS485 protocol conversion is become ICP/IP protocol, the communication protocols such as RS485, TCP/IP and host computer or harbour center can be used to become the equipment such as DCS communication all can telecommunication can be as monitor portion.
Use optical-electrical converter, connect the Internet by multimode optical cable or single mode fiber cable with the connection interface that communicates able to programme based on Ethernet and carry out the communication of special road with boat-carrying grid-connection device, solve the problems such as near, the external interference of RS485, TCP/IP transmission range, thus ensure that the real-time of ship shore communications data, provide again a safety guarantee for boats and ships electricity consumption.
Using programmable analog amount arithmetic and control unit to carry out PLC internal PID data calculate and control, operation control more accurately facilitates, and liquid crystal display screen able to programme shows after being digitized its data gathered, and operation controls humanized.
Use voltage transmitter, current transducer the output voltage of one 4-20mA, current signal, computing is gathered by programmable analog amount arithmetic and control unit, realize the closed loop control of the voltage of PLC internal PID, electric current, the high pressure constant frequency pressure regulating regulated power supply system being provided with intelligence control system voltage, defect of current transformer cisco unity malfunction when low frequency can be met, can prevent again the high pressure constant frequency pressure regulating regulated power supply system being provided with intelligence control system from occurring when harmonic content is bigger, burning voltage, current transformer.
In the present embodiment, control system also includes that output switch parameter interface, switch value input interface, switching quantity expanding interface, described output switch parameter interface, switch value input interface, switching quantity expanding interface are connected with Programmable Logic Controller respectively.
In the present embodiment, control system also includes that analog quantity spread interface, described analog quantity spread interface are connected with programmable analog amount arithmetic and control unit.
In the present embodiment, cutting transformator is provided with spark gap on-line checking device, and described spark gap on-line checking device is connected with programmable analog amount arithmetic and control unit.
Use spark gap on-line checking device charged or the detection that has a power failure, thus in time discovering device built-in electrical insulation makes moist and valve block is aging waits danger defect, it is ensured that cutting transformator properly functioning.
In the present embodiment, wave filter is LC passive filter, and described LC passive filter is provided with high-voltage parallel capacitor monitoring system, and described high-voltage parallel capacitor monitoring system is connected with programmable analog amount arithmetic and control unit.
Use high-voltage parallel capacitor monitoring system, by judging the voltage parameter of high-voltage parallel capacitance terminal, it is possible to precognition and the quality of on-line checking high-voltage parallel electric capacity in advance, prevent high pressure frequency-fixed voltage-stable voltage controller power source system from on-the-spot false alarm occurring.
In the present embodiment, power cell group is provided with heat-pipe radiator, and described power cell group is fixing with heat-pipe radiator to be connected.
Use spacecraft heat tube radiator technology, farthest power cell internal heat is passed than conventional aluminium section bar radiating effect more more, decrease the probability causing whole system to trip because of power cell overtemperature alarm.
In the present embodiment, master control system includes that DSP digital signal processor, arm processor, CPLD complicated programmable logic device, described DSP digital signal processor, arm processor are connected with each other with CPLD complicated programmable logic device.
nullThe advantage that this utility model is implemented: switch by high voltage power supply to be tapped into the high input voltage of the high pressure constant frequency pressure regulating regulated power supply system being provided with intelligence control system by high tension cable，High input voltage switch picks out to cutting transformator，Through cutting transformer pressure-reducing、Power to power cell after phase shift，Each vice-side winding powered for power cell is separate、Mutually isolated，Each power cell is three level outputs，All power cells are divided into three parts，Every part becomes a phase，The outfan head and the tail of each adjacent power unit are gone here and there mutually，Eventually form Y-connection mode，The high pressure realizing constant frequency pressure regulating voltage stabilizing directly exports，Power cell exports to LC passive filter by the Shape correction to waveform after forming high pressure，Output voltage is the sine wave meeting boats and ships electric standard of low harmony wave，Through LC passive filter shaping、Export to isolating transformer after filtering，Ensure ship、Bank security isolation，The high pressure constant frequency pressure regulating regulated power supply system being provided with intelligence control system of said structure，Simple in construction、The suitability is strong、Reliable and stable、Pressure regulation is the most timely.
The above; it is only detailed description of the invention of the present utility model; but protection domain of the present utility model is not limited thereto; any those skilled in the art is in technical scope disclosed in this utility model; the change that can readily occur in or replacement, all should contain within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with described scope of the claims.
Claims (4)
- null1. the high pressure constant frequency pressure regulating regulated power supply system being provided with intelligence control system，It is characterized in that，The described high pressure constant frequency pressure regulating regulated power supply system being provided with intelligence control system includes control system、High input voltage switchs、Cutting transformator、Power cell group、Wave filter、High voltage output switchs、Isolating transformer，Described high input voltage switchs、Cutting transformator device、Power cell group、Wave filter、High voltage output switchs、Next door transformator is connected with control system respectively，Described high input voltage switch is connected with cutting transformator，Described cutting transformator is connected with power cell group，Described power cell group is connected with wave filter，Described wave filter is connected with High voltage output switch，Described High voltage output switch is connected with isolating transformer，Each power cell in described power cell group is serially connected in a star fashion，Control system includes master control system、Three-phase PWM controller、Programmable Logic Controller、Liquid crystal touch screen able to programme、Ethernet programmable communication interface，Communication protocols converter、Programmable analog amount arithmetic and control unit、Voltage transmitter、Current transducer、Optical-electrical converter，Described three-phase PWM controller is connected with power cell group，Described high input voltage switchs、Cutting transformator、Power cell group、Wave filter、High voltage output switchs、Isolating transformer is connected with Programmable Logic Controller respectively，Described Programmable Logic Controller is connected with liquid crystal touch screen able to programme，Described Ethernet programmable communication interface，Communication protocols converter is connected with Programmable Logic Controller respectively，Described voltage transmitter、Current transducer is connected with programmable analog amount arithmetic and control unit respectively，Described Programmable Logic Controller is connected with programmable analog amount arithmetic and control unit，Described liquid crystal touch screen able to programme、Master control system is connected with optical-electrical converter respectively.
- The high pressure constant frequency pressure regulating regulated power supply system being provided with intelligence control system the most according to claim 1, it is characterized in that, described control system also includes that output switch parameter interface, switch value input interface, switching quantity expanding interface, described output switch parameter interface, switch value input interface, switching quantity expanding interface are connected with Programmable Logic Controller respectively.
- The high pressure constant frequency pressure regulating regulated power supply system being provided with intelligence control system the most according to claim 2, it is characterised in that described control system also includes that analog quantity spread interface, described analog quantity spread interface are connected with programmable analog amount arithmetic and control unit.
- The high pressure constant frequency pressure regulating regulated power supply system being provided with intelligence control system the most according to claim 3, it is characterised in that described cutting transformator is provided with spark gap on-line checking device, described spark gap on-line checking device is connected with programmable analog amount arithmetic and control unit.
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| CN201620151608.9U CN205596019U (en) | 2016-02-29 | 2016-02-29 | High compression set pressure regulating frequently constant voltage power supply system with intelligence control system |
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| CN201620151608.9U CN205596019U (en) | 2016-02-29 | 2016-02-29 | High compression set pressure regulating frequently constant voltage power supply system with intelligence control system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107134781A (en) * | 2016-02-29 | 2017-09-05 | 上海港蓝环保科技有限公司 | A kind of high pressure constant frequency pressure regulating regulated power supply system |
| CN107134782A (en) * | 2016-02-29 | 2017-09-05 | 上海港蓝环保科技有限公司 | A kind of high pressure constant frequency pressure regulating regulated power supply system provided with intelligence control system |
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2016
- 2016-02-29 CN CN201620151608.9U patent/CN205596019U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107134781A (en) * | 2016-02-29 | 2017-09-05 | 上海港蓝环保科技有限公司 | A kind of high pressure constant frequency pressure regulating regulated power supply system |
| CN107134782A (en) * | 2016-02-29 | 2017-09-05 | 上海港蓝环保科技有限公司 | A kind of high pressure constant frequency pressure regulating regulated power supply system provided with intelligence control system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160921 |