CN205178642U - Electric drive trailing suction hopper dredger's of public power station of non - form electric power system - Google Patents
Electric drive trailing suction hopper dredger's of public power station of non - form electric power system Download PDFInfo
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- CN205178642U CN205178642U CN201520756069.7U CN201520756069U CN205178642U CN 205178642 U CN205178642 U CN 205178642U CN 201520756069 U CN201520756069 U CN 201520756069U CN 205178642 U CN205178642 U CN 205178642U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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Abstract
The utility model discloses an electric drive trailing suction hopper dredger's of public power station of non - form electric power system, it adopts the public power station of non - form, will dredge independent opening in equipment electric wire netting and the complete daily equipment of the ship electricity net shape formula, has avoided a series of problems of classification society in the aspect of drawing examination and product are accredited, and the electric power system functional partitioning is clear and definite simultaneously, has promoted the security of boats and ships. The utility model discloses a dredge equipment with the high -power and adopt electric drive, the power configuration of a high -power power consumption equipment of a diesel driven conventional relatively, the utility model discloses reduced diesel engine quantity and total installed power of full ship, very big reduction boats and ships initial cost and operation, maintenance cost, but main diesel engine long term operation can promote the diesel engine life -span and realize energy -concerving and environment -protectively at the best operating point, be furnished with dredge pump under water, what promoted boats and ships dredges the operation performance, boats and ships general layout also can optimize simultaneously.
Description
Technical field
The utility model relates to a kind of electric power system, relates in particular to the electric power system of the driven by power trailing suction hopper dredger of a kind of not common power station form.
Background technology
Trailing suction hopper dredger needs to use high-power energy consumption equipment many, generally comprise dredge pump, 2 high-pressure flush pumps etc. in 2 cover screws, 2 cabins, the power configuration mode of an a usual employing Diesel Driven high-power energy consumption equipment, meets the power demand of each energy consumption equipment.Thus the electric power system of this type of trailing suction hopper dredger only needs the distribution demand of the daily power consumption equipment of satisfied full ship, and electric power system is relatively simple.
The shortcoming of this structure is: full ship diesel engine quantity is many, and installed power is large, and operation and maintenance cost is high, and general layout difficulty is large, and cannot configure submersible pump.
Utility model content
For the problems referred to above, the purpose of this utility model is the electric power system of the driven by power trailing suction hopper dredger providing a kind of not common power station form, this electric power system, except the distribution demand meeting the daily power consumption equipment of full ship, also will meet the distribution demand of high-power dredging plant (2 underwater dredge pumps, 2 high-pressure flush pumps).
To achieve these goals, the technical solution of the utility model is as follows:
The electric power system of the driven by power trailing suction hopper dredger of not common power station form, it is characterized in that, comprising powers respectively overlaps two axle generators (1) of high-power dredging plant to left and right two, AC690V main busbar (4) is divided into two sections by AC690V main busbar interconnection switch (5), and two axle generators (1) are connected to two sections of the AC690V main busbar (4) of AC690V main distribution board (3) respectively by axle generator main switch (2); AC690V main busbar (4) is powered to left and right underwater dredge pump and high-pressure flush pump phase shifting transformer by panel switches (9) respectively;
AC690V main busbar (4) by panel switches (9) and AC690V/400V power transformer (11) power respectively to left and right two overlap AC400V dredge distribution panelboard (12); AC400V dredging bus-bar (13) that left and right two cover AC400V dredges distribution panelboard (12) is powered by panel switches (9);
Described electric power system also comprises for the daily power consumption equipment of boats and ships provides the main generator (14) of power supply, and main generator (14) is connected to the AC400V main busbar (17) of AC400V main distribution board (16) by main generator main switch (15); AC400V main busbar (17) is powered to AC230V main distribution board (20) by panel switches (9) and AC400V/230V key lighting transformer (19); AC230V main distribution board (20) is powered to the daily power consumption equipment of boats and ships by the panel switches (9) on AC230V main busbar (21).
In a preferred embodiment of the present utility model, main generator (14) dredges distribution panelboard (12) by the AC400V main busbar (17) of AC400V main distribution board (16), panel switches (9) power supply to AC400V.
In a preferred embodiment of the present utility model, AC400V main busbar (17) is divided into two sections by AC400V main busbar isolating switch (18), and the both sides of AC400V main busbar isolating switch (18) are located at by the panel switches of two complete equipment.
In a preferred embodiment of the present utility model, AC400V main busbar (17) is powered to first thruster by panel switches (9).
In a preferred embodiment of the present utility model, AC400V/230V key lighting transformer (19) has two, AC400V main busbar isolating switch (18) both sides are located at respectively by the panel switches (9) of two AC400V/230V key lighting transformers (19), and two AC400V/230V key lighting transformers (19) are for subsequent use each other.
In a preferred embodiment of the present utility model, described electric power system also comprises emergency generator (22), and emergency generator (22) is connected to the AC400V emergency bus (25) of AC400V emergency switchboard (24) by emergency generator main switch (23); AC400V emergency switchboard (24) gives by panel switches (9) power supply on AC400V emergency bus (25) equipment needing to use under emergent operating mode.Further, AC400V emergency bus (25) is connected with the panel switches (9) of AC400V main busbar (17).Further, also arrange the panel switches (9) that has no-voltage trip function in AC400V emergency bus (25) side, prevent when AC400V main busbar (25) dead electricity, emergency generator (22) is oppositely powered to AC400V main busbar (17).Further, AC400V emergency bus (25) is powered to AC230V emergency switchboard (27) by panel switches (9) and AC400V/230V emergency lighting transformer (26).Further, AC230V emergency switchboard (27) gives by panel switches (9) power supply on AC230V emergency bus (28) equipment needing to use under emergent operating mode.
Electric power system of the present utility model adopts not common power station form, dredging plant electrical network and full ship everyday devices electrical network are independently left in form, avoid classification society drawing review and product accredited in series of problems, simultaneously electric power system function is well defined, and improves the fail safe of boats and ships.
By high-power dredging plant is adopted driven by power, the power configuration mode of an a relatively conventional Diesel Driven high-power energy consumption equipment, the utility model decreases diesel engine quantity and the total installed capacity power of full ship, greatly reduces boats and ships initial cost and operation, maintenance cost; Main diesel engine can long-term work at the operating point of the best, the diesel engine life-span can be promoted and realize energy-conserving and environment-protective; Be furnished with underwater dredge pump, improve the dredging operation performance of boats and ships; Boats and ships general layout simultaneously is also optimized.
The detailed description and obtaining that feature of the present utility model can consult the graphic and following better execution mode of this case is well understood to.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the electric power system of the driven by power trailing suction hopper dredger of not common power station form.
Embodiment
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, setting forth the utility model further below in conjunction with specific embodiment.
See Fig. 1, the utility model forms primarily of following unit:
Axle generator (1), axle generator main switch (2), AC690V main distribution board (3), AC690V main busbar (4), AC690V main busbar interconnection switch (5), panel switches (9), power management system (10), AC690V/400V power transformer (11), AC400V dredges distribution panelboard (12), AC400V dredges bus-bar (13), main generator (14), main generator main switch (15), AC400V main distribution board (16), AC400V main busbar (17), AC400V main busbar isolating switch (18), AC400V/230V key lighting transformer (19), AC230V main distribution board (20), AC230V main busbar (21), emergency generator (22), emergency generator main switch (23), AC400V emergency switchboard (24), AC400V emergency bus (25), AC400V/230V emergency lighting transformer (26), AC230V emergency switchboard (27), AC230V emergency bus (28).
The utility model function declaration is as follows:
1) AC690V main distribution board
Two axle generators (1) are powered respectively and are overlapped high-power dredging plant to left and right two, and two axle generators (1) are connected to two sections, the left and right of the AC690V main busbar (4) of AC690V main distribution board (3) respectively by axle generator main switch (2).
AC690V main busbar (4) is divided into two sections by AC690V main busbar interconnection switch (5), this interconnection switch is in off-state under normal circumstances, only have when wherein axle generator (1) fault, AC690V main busbar interconnection switch (5) closes a floodgate, and each high-power energy consumption equipment need fall power and use.Therefore two axle generator main switches (2) and AC690V main busbar interconnection switch (5) three interlocking, do not allow three switches to close a floodgate simultaneously.
AC690V main busbar (4) is powered to left and right underwater dredge pump and high-pressure flush pump phase shifting transformer respectively by panel switches (9), and AC690V main busbar interconnection switch (5) both sides are located at respectively by its panel switches (9).
AC690V main busbar (4) by panel switches (9) and AC690V/400V power transformer (11) power respectively to left and right two overlap AC400V dredge distribution panelboard (12), AC690V main busbar interconnection switch (5) both sides are located at respectively by its panel switches (9).
2) AC400V dredges distribution panelboard
The AC400V that left and right two cover AC400V dredges distribution panelboard (12) dredges bus-bar (13) by panel switches (9) power supply to dredging plants such as hydraulic power unit and water shutoff pumps.When axle generator or load on host computers rate higher time, left and right two is overlapped AC400V and is dredged distribution panelboard (12) and can be powered by the AC400V main busbar (17) of AC400V main distribution board (16), panel switches (9) by main generator (14).
The panel switches (9) of AC690V/400V power transformer (11) and AC400V dredge between bus-bar (13) and AC400V main busbar (17) and are positioned at panel switches (9) reciprocal interlocking that AC400V dredges distribution panelboard (12), power in order to avoid main generator (14) and AC690V/400V power transformer (11) dredge bus-bar (13) to AC400V simultaneously.
3) AC400V main distribution board
If three main generators (14) provide power supply for the daily power consumption equipment of boats and ships, be connected to AC400V main busbar (17) by main generator main switch (15).
AC400V main distribution board (16) is powered to the daily power consumption equipment of boats and ships (AC380V load) by the panel switches (9) on AC400V main busbar (17).
AC400V main busbar (17) is divided into two sections by AC400V main busbar isolating switch (18), facilitate bus-bar to overhaul to use, the both sides of AC400V main busbar isolating switch (18) are located at by the panel switches of two complete equipment as far as possible, to improve the safety and reliability of boats and ships.
AC400V main busbar (17) is powered to first thruster by panel switches (9).
AC400V main busbar (17) is powered to AC230V main distribution board (20) by panel switches (9) and AC400V/230V key lighting transformer (19), AC400V main busbar isolating switch (18) both sides are located at respectively by the panel switches (9) of two AC400V/230V key lighting transformers (19), and two AC400V/230V key lighting transformers (19) are for subsequent use each other.
4) AC230V main distribution board
AC230V main distribution board (20) is powered to the daily power consumption equipment of boats and ships (AC220V load) by the panel switches (9) on AC230V main busbar (21).
5) AC400V emergency switchboard
AC400V emergency switchboard (24) gives by panel switches (9) power supply on AC400V emergency bus (25) equipment (AC380V load) needing to use under emergent operating mode.
If the power consumption equipment that emergency generator (22) need use when emergent operating mode for boats and ships provides power supply, be connected to the AC400V emergency bus (25) of AC400V emergency switchboard (24) by emergency generator main switch (23).Except emergent operating mode, AC400V emergency bus (25) is powered by panel switches (9) by AC400V main busbar (17), a panel switches (9) is also set in AC400V emergency bus (25) side, it has no-voltage trip function, prevent when AC400V main busbar (25) dead electricity, emergency generator (22) is oppositely powered to AC400V main busbar (17).
AC400V emergency bus (25) is powered to AC230V emergency switchboard (27) by panel switches (9) and AC400V/230V emergency lighting transformer (26), and two AC400V/230V emergency lighting transformers (26) are for subsequent use each other.
6) AC230V emergency switchboard
AC230V emergency switchboard (27) gives by panel switches (9) power supply on AC230V emergency bus (28) equipment (AC220V load) needing to use under emergent operating mode.
More than show and describe general principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; the just principle of the present utility model described in above-described embodiment and specification; under the prerequisite not departing from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall in claimed scope of the present utility model.The protection range that the utility model requires is defined by appending claims and equivalent thereof.
Claims (10)
1. the electric power system of the driven by power trailing suction hopper dredger of not common power station form, it is characterized in that, comprising powers respectively overlaps two axle generators (1) of high-power dredging plant to left and right two, AC690V main busbar (4) is divided into two sections by AC690V main busbar interconnection switch (5), and two axle generators (1) are connected to two sections of the AC690V main busbar (4) of AC690V main distribution board (3) respectively by axle generator main switch (2); AC690V main busbar (4) is powered to left and right underwater dredge pump and high-pressure flush pump phase shifting transformer by panel switches (9) respectively;
AC690V main busbar (4) by panel switches (9) and AC690V/400V power transformer (11) power respectively to left and right two overlap AC400V dredge distribution panelboard (12); AC400V dredging bus-bar (13) that left and right two cover AC400V dredges distribution panelboard (12) is powered by panel switches (9);
Described electric power system also comprises for the daily power consumption equipment of boats and ships provides the main generator (14) of power supply, and main generator (14) is connected to the AC400V main busbar (17) of AC400V main distribution board (16) by main generator main switch (15); AC400V main busbar (17) is powered to AC230V main distribution board (20) by panel switches (9) and AC400V/230V key lighting transformer (19); AC230V main distribution board (20) is powered to the daily power consumption equipment of boats and ships by the panel switches (9) on AC230V main busbar (21).
2. the electric power system of the driven by power trailing suction hopper dredger of not common power station according to claim 1 form, is characterized in that, AC400V main busbar (17) is powered to first thruster by panel switches (9).
3. the electric power system of the driven by power trailing suction hopper dredger of not common power station according to claim 1 form, it is characterized in that, main generator (14) dredges distribution panelboard (12) by the AC400V main busbar (17) of AC400V main distribution board (16), panel switches (9) power supply to AC400V.
4. the electric power system of the driven by power trailing suction hopper dredger of not common power station according to claim 3 form, it is characterized in that, AC400V main busbar (17) is divided into two sections by AC400V main busbar isolating switch (18), and the both sides of AC400V main busbar isolating switch (18) are located at by the panel switches of two complete equipment.
5. the electric power system of the driven by power trailing suction hopper dredger of not common power station according to claim 1 form, it is characterized in that, AC400V/230V key lighting transformer (19) has two, AC400V main busbar isolating switch (18) both sides are located at respectively by the panel switches (9) of two AC400V/230V key lighting transformers (19), and two AC400V/230V key lighting transformers (19) are for subsequent use each other.
6. the electric power system of the driven by power trailing suction hopper dredger of not common power station according to claim 1 form, it is characterized in that, described electric power system also comprises emergency generator (22), and emergency generator (22) is connected to the AC400V emergency bus (25) of AC400V emergency switchboard (24) by emergency generator main switch (23); AC400V emergency switchboard (24) gives by panel switches (9) power supply on AC400V emergency bus (25) equipment needing to use under emergent operating mode.
7. the electric power system of the driven by power trailing suction hopper dredger of not common power station according to claim 6 form, is characterized in that, AC400V emergency bus (25) is connected with the panel switches (9) of AC400V main busbar (17).
8. the electric power system of the driven by power trailing suction hopper dredger of not common power station according to claim 7 form, it is characterized in that, the panel switches (9) that one has no-voltage trip function are also set in AC400V emergency bus (25) side, prevent when AC400V main busbar (25) dead electricity, emergency generator (22) is oppositely powered to AC400V main busbar (17).
9. the electric power system of the driven by power trailing suction hopper dredger of not common power station according to claim 6 form, it is characterized in that, AC400V emergency bus (25) is powered to AC230V emergency switchboard (27) by panel switches (9) and AC400V/230V emergency lighting transformer (26).
10. the electric power system of the driven by power trailing suction hopper dredger of not common power station according to claim 9 form, it is characterized in that, AC230V emergency switchboard (27) gives by panel switches (9) power supply on AC230V emergency bus (28) equipment needing to use under emergent operating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520756069.7U CN205178642U (en) | 2015-09-28 | 2015-09-28 | Electric drive trailing suction hopper dredger's of public power station of non - form electric power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520756069.7U CN205178642U (en) | 2015-09-28 | 2015-09-28 | Electric drive trailing suction hopper dredger's of public power station of non - form electric power system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205178642U true CN205178642U (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520756069.7U Active CN205178642U (en) | 2015-09-28 | 2015-09-28 | Electric drive trailing suction hopper dredger's of public power station of non - form electric power system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205178642U (en) |
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- 2015-09-28 CN CN201520756069.7U patent/CN205178642U/en active Active
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