CN203410620U - Split trailing suction hopper dredger power system - Google Patents
Split trailing suction hopper dredger power system Download PDFInfo
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- CN203410620U CN203410620U CN201320358327.7U CN201320358327U CN203410620U CN 203410620 U CN203410620 U CN 203410620U CN 201320358327 U CN201320358327 U CN 201320358327U CN 203410620 U CN203410620 U CN 203410620U
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Abstract
The utility model provides a split trailing suction hopper dredger power system, comprising two screw propellers driven by diesel engines independently, two main generator units, an auxiliary generator unit (9) and an emergency and harbor generator unit (10), wherein the two main generator units and the auxiliary generator unit (9) are connected with main distribution boards (11), the emergency and harbor generator unit (10) is connected with an emergency distribution board (12), and the main distribution boards (11) are connected with the emergency distribution board (12) through a controllable switch. The whole-ship power system configuration adopting the system is optimized, the arrangement is more compact, the degree of automation is higher, the fuel cost, the maintenance cost and the human cost are reduced, and the utilization rate of the diesel engines is improved.
Description
Technical field
The utility model relates to a kind of ship power distribution system, is specifically a kind of arrangements of power system mode, is applicable to opposite opened drag suction dredger power system.
Background technology
The power configuration mode of boats and ships is one of factors that determine the most criticals such as boats and ships layout, operating cost, primary mover degree of utilization.For drag suction dredger, its high-performance energy consumption equipment using is more, and the power consumption situation of each equipment has again very large difference under different operating modes, so the selection of power configuration mode is just more obvious on its impact.
Opposite opened drag suction dredger: refer to there is the dredging equipments such as drag head, whole main body can open and reach the boats and ships of dump object from center buttock.
Opposite opened drag suction dredger need to be used high-power energy consumption equipment many, generally comprise dredge pump in two cover screw propellers, a cabin, high-pressure flush pump, a set of hydraulic power unit etc., the general power configuration mode that adopts a high-power energy consumption equipment of a diesel-engined drive, meets the power demand of each energy consumption equipment.
High-power energy consumption equipment of a diesel-engined drive, operation independence is strong, but problem is also clearly: the one, take a large amount of hull interior spaces, and arrange and system complex; The 2nd, mud pump dredge diesel needs frequent starting, can only use light diesel, has increased fuel cost; The 3rd, the diesel engine kind and the quantity that need repairing are more, and standby redundancy is also a lot, has improved the maintenance cost of boats and ships; The 4th, because the device category of using under each operating mode is different with quantity, cause part diesel engine idle; The 5th, place, diesel engine place temperature is higher, noise is large, vibration is larger, comfortable not when crewman works, and required crewman's quantity is more.
Utility model content
Technical problem to be solved in the utility model is, overcomes problems of the prior art, and a kind of opposite opened drag suction dredger power system is provided.
In order to address the above problem the technical solution of the utility model, be such:
Opposite opened drag suction dredger power system, comprising:
Two screw propellers by diesel engine individual drive, two main generator groups, auxiliary generator group 9, an emergent harbor generator group 10 of holding concurrently;
Two main generator groups and auxiliary generator group 9 are connected with main switchboard 11, and the emergent harbor generator group 10 of holding concurrently is connected with emergency switchboard 12, between main switchboard 11 and emergency switchboard 12, by gate-controlled switch, are connected.
Two main generator groups connect dredge pump motor 13, high-pressure flush pump motor 16, high-pressure flush pump 17, hydraulic pressure unit 18, normal lighting system 19, miscellaneous equipment 20.
Auxiliary generator group 9 connects emergency lighting system 21, other emergency serving unit 22.
Beneficial effect, the power system of opposite opened drag suction dredger described in the utility model, according to the power division situation of full ship equipment, adopt two diesel engine individual drive screw propellers, three power configuration forms that generator set needs for other all devices power of full ship, two generator seies (claiming main generator group herein) that power is larger wherein, can independently meet the power needs of full ship all devices (except screw propeller), an other lower-powered generator set (claiming auxiliary generator group herein) is used when dredging plant does not need to open.Two main generator group power are larger, and long-term grid-connected use can meet the electric load demand an of dredge pump, high-pressure flush pump, hydraulic power unit, conventional household electricity etc. simultaneously.This ship has configured an emergent harbor generator group of holding concurrently in addition, for boats and ships under berth operating mode and emergent operating mode.By the power management system of configuration, the diesel engine quantity of configuration is reduced, and can use variable-frequency motor to drive dredge pump, thereby the arrangements of power system of full ship is optimized, arrange compacter, degree of automation is higher, has reduced fuel cost, maintenance cost and human cost, and diesel engine degree of utilization is improved.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, describe the utility model in detail;
Fig. 1 is opposite opened drag suction dredger power system principle schematic diagram described in the utility model.
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach object and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
Referring to Fig. 1, the utility model is mainly comprised of following unit:
Main frame 1,2, promotes mainly into gear case 3,4, adjustable pitch propeller 5,6, main generator group 7,8, auxiliary generator group 9, the emergent harbor generator group 10 of holding concurrently, main switchboard 11, emergency switchboard 12, dredge pump motor 13, dredge pump gear box 14, dredge pump 15, high-pressure flush pump motor 16, high-pressure flush pump 17, hydraulic pressure unit 18, normal lighting system 19, miscellaneous equipment 20, emergency lighting system 21, other emergency serving units 22 etc., in addition, also comprise axle system, electric elements, pipeline of connecting each equipment room etc.
Two main generators, 7,8 lay respectively at out in the cabin, two of left and right of body drag suction dredger, and an auxiliary generator group 9 can be placed in Huo You cabin, left cabin.In cabin, two of left and right, arrange respectively between 11, two main switchboards 11 of a main switchboard and connect by switch.
During free running, dredging plant does not use, and two main generator groups 7,8 are not enabled, and only uses auxiliary generator group 9 required for full ship household electricity, the operation of main frame full load.
During dredging, dredging plant uses, two main generators, and 7,8 open grid-connected use, meet dredge pump 15, high-pressure flush pump 17, hydraulic power unit, the complete required consumption of current of ship household electricity.The operation of main frame full load.
When opening body and letting out mud, dredging plant does not use, and hydraulic power unit is used for hull and opens, and only uses auxiliary generator group 9 required for full marine electric.Main frame low cruise.
Berth or emergent operating mode under, by the emergent harbor generator group 10 of holding concurrently, to consumer, powered.
In the described arrangements of power system mode of the utility model, under all operating modes, each diesel engine degree of utilization is all very high, and its power is not fully exerted and utilizes.
The arrangements of power system principle of the utility model under different operating modes following (take several typical conditions as example):
Boats and ships dredge pump 15 is dredged under state, two main frame 1,2 work, and now adjustable pitch propeller 5,6 work, main generator group 7,8 is worked and is driven dredge pump 15, high-pressure flush pump 17, hydraulic pressure unit 18, normal lighting system 19, miscellaneous equipment 20.Auxiliary generator group 9, the emergent harbor generator group 10 of holding concurrently etc. are not worked.
Boats and ships leave body and let out under mud state, two main frame 1,2 work, and now adjustable pitch propeller 5,6 work, auxiliary generator group 9 is worked and is powered to hydraulic pressure unit 18, normal lighting system 19, miscellaneous equipment 20.Main generator group 7,8, the emergent harbor generator group 10 of holding concurrently, dredge pump 15, high-pressure flush pump 15, emergent related system etc. are not worked.
Under boats and ships free running state, two main frame 1,2 work, now adjustable pitch propeller 5,6 work, auxiliary generator group 9 is worked and is powered to normal lighting system 19, miscellaneous equipment 20.Main generator group 7,8, dredge pump 15, high-pressure flush pump 17, hydraulic pressure unit 18, emergent harbor generator group 10 and the corresponding calibration package etc. of holding concurrently are not worked.
Under the state of boats and ships inward & outward, two main frame 1,2 work, now adjustable pitch propeller 5,6 work, auxiliary generator group 9 is worked and is powered to normal lighting system 19, miscellaneous equipment 20.Main generator group 7,8, dredge pump 15, high-pressure flush pump 17, hydraulic pressure unit 18, emergent harbor generator group 10 and the corresponding calibration package etc. of holding concurrently are not worked.
Under boats and ships parked state, two main frames 1,2 are not worked, now adjustable pitch propeller 5,6 is not worked, and the emergent harbor generator group 10 of holding concurrently is worked and passed through emergency switchboard 12 and oppositely power to main switchboard 11, and is powered to normal lighting system 19, miscellaneous equipment 20 by it.Main generator group 7,8, auxiliary generator group 9, dredge pump 15, high-pressure flush pump 17, hydraulic pressure unit 18 and corresponding calibration package etc. are not worked.
The utility model adopts novel power configuration mode, make to split main unit load and the degree of utilization of drag suction dredger under its groundwork operating mode and all reach perfect condition, and degree of automation is greatly improved, current energy-conserving and environment-protective have been agreed with, the design concept of hommization, the operating cost of boats and ships have been reduced, and by concentrated power management and distribution system, make the operation and controlling of boats and ships more simple, convenient, and crewman's working environment is improved, reduced the equipment of Vessel needing repairing, reduced boats and ships fault rate, improved from many aspects the economy of boats and ships.
More than show and described groundwork of the present utility model, principal character and advantage of the present utility model.The technical personnel of the industry should be understood; the utility model is not restricted to the described embodiments; the content of describing in above-described embodiment and specification sheets just illustrates groundwork of the present utility model; under the prerequisite that does not depart from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. opposite opened drag suction dredger power system, is characterized in that, comprising:
Two screw propellers by diesel engine individual drive, two main generator groups, an auxiliary generator group (9), an emergent harbor generator group (10) of holding concurrently;
Two main generator groups and auxiliary generator group (9) are connected with main switchboard (11), and the emergent harbor generator group (10) of holding concurrently is connected with emergency switchboard (12), between main switchboard (11) and emergency switchboard (12), by gate-controlled switch, are connected.
2. opposite opened drag suction dredger power system according to claim 1, it is characterized in that, two main generator groups connect dredge pump motor (13), high-pressure flush pump motor (16), high-pressure flush pump (17), hydraulic pressure unit (18), normal lighting system (19).
3. opposite opened drag suction dredger power system according to claim 1, is characterized in that, auxiliary generator group (9) connects emergency lighting system (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320358327.7U CN203410620U (en) | 2013-06-21 | 2013-06-21 | Split trailing suction hopper dredger power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320358327.7U CN203410620U (en) | 2013-06-21 | 2013-06-21 | Split trailing suction hopper dredger power system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203410620U true CN203410620U (en) | 2014-01-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320358327.7U Expired - Lifetime CN203410620U (en) | 2013-06-21 | 2013-06-21 | Split trailing suction hopper dredger power system |
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| Country | Link |
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| CN (1) | CN203410620U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106132821A (en) * | 2014-03-27 | 2016-11-16 | 卡特彼勒公司 | Dynamic load sharing dynamical system |
| CN106275342A (en) * | 2015-05-22 | 2017-01-04 | 中交上海航道局有限公司 | A kind of drag suction dredger main power plant |
| CN110117970A (en) * | 2018-02-06 | 2019-08-13 | 镇江市亿华系统集成有限公司 | Trailing suction hopper dredger stowage process dredge pump serializes control method |
| CN112564270A (en) * | 2020-11-23 | 2021-03-26 | 上海外高桥造船有限公司 | Distribution board circuit of ship and ship distribution system |
-
2013
- 2013-06-21 CN CN201320358327.7U patent/CN203410620U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106132821A (en) * | 2014-03-27 | 2016-11-16 | 卡特彼勒公司 | Dynamic load sharing dynamical system |
| CN106275342A (en) * | 2015-05-22 | 2017-01-04 | 中交上海航道局有限公司 | A kind of drag suction dredger main power plant |
| CN110117970A (en) * | 2018-02-06 | 2019-08-13 | 镇江市亿华系统集成有限公司 | Trailing suction hopper dredger stowage process dredge pump serializes control method |
| CN112564270A (en) * | 2020-11-23 | 2021-03-26 | 上海外高桥造船有限公司 | Distribution board circuit of ship and ship distribution system |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140129 |