CN202848015U - Deep sea special ship achieving secondary dynamic positioning - Google Patents
Deep sea special ship achieving secondary dynamic positioning Download PDFInfo
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- CN202848015U CN202848015U CN 201220411684 CN201220411684U CN202848015U CN 202848015 U CN202848015 U CN 202848015U CN 201220411684 CN201220411684 CN 201220411684 CN 201220411684 U CN201220411684 U CN 201220411684U CN 202848015 U CN202848015 U CN 202848015U
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- thruster
- deep sea
- stern
- diesel
- bow
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Abstract
The utility model relates to a deep sea special ship achieving secondary dynamic positioning. A hull of the deep sea special ship achieving the secondary dynamic positioning is less than 60m. The deep sea special ship achieving the secondary dynamic positioning comprises two ship main engines, two bow thrusters a weight of 8-10 T, a stern thruster with a weight of 8-10 T, three diesel generators with a power of 350-500 kW, and two steering engines, wherein each main engine drives a shaft generator with a power of 800-1000 kW and a propeller with adjustable variation pitch through a reduction gear box, and the diesel generators supply power to the two steering engines. A plurality of load distribution modules and a synchronous module jointly control the shaft generator and the diesel generators to supply power to start the bow thrusters and the stern thruster in parallel operation. Each main engine respectively supplies power to a started bow thruster or a started stern thruster. Two diesel generators jointly supplies power to a started bow thruster or a started stern thruster. The deep sea special ship achieving the secondary dynamic positioning has the advantages of being small in size, low in energy consumption and good in positioning performance.
Description
Technical field:
The utility model relates to ship domain, relates in particular to a kind of deep sea special type ship of realizing the second motive force location.
Background technology:
Traditional seagoing vessel is when operation, and the operation of normally casting anchor utilize anchor fluke to the fixing ship of the grip in seabed, but this mode of operation is limited by length of chain cable and the depth of water, and positioning performance affected by the seabed situation larger, anchor-handling inconvenience.
Along with the progress of science and technology and popularizing of automation, dynamic positioning becomes the locate mode that various deep-seas ship generally adopts.This locate mode does not need to cast anchor, and has many advantages.Dynamic positioning is usually first with measuring apparatus accommodations such as DGPS, and the autonomous cruise speed system on the recycling ship sends instruction, and control is installed in side thruster, basic propulsion system and the electrohydraulic steering gear of bow, stern, fixes the accommodation.
58.7m extraordinary ship Ceng Yin overall length be suitably for platform service most and be considered to the extraordinary ship of most economical ship, but because its narrow space, the difficulty that disposes senior stationkeeping ability is large, therefore the dynamic positioning grade of general 58.7m ship only is one-level.The propelling unit of one-level dynamic positioning is generally two and overlaps independently basic propulsion system, every cover system is by a high-speed diesel fuel main frame, a reducing gearbox, an adjustable pitch propeller and a rudder, and stern and bow respectively are provided with a 5T(375kw simultaneously) the bow thruster; The power station is provided as 2 by the 750kw shaft generator of host driven and the diesel-engine generator of 2 350kw.
In recent years, because the safety of ocean operation and improving constantly of accuracy requirement, some land regions explicitly calls for the ship of serving this platform must possess DP2 even higher denization symbol.58.7m extraordinary ship be faced with the danger of " being evicted " from the service market by some platforms.
The utility model content:
The purpose of this utility model provides a kind of deep sea special type ship of realizing the second motive force location.Its volume is little, energy consumption is low, and positioning performance is good.
A kind of technical scheme of the deep sea special type ship of second motive force location that realizes described in the utility model is achieved in that
A kind of deep sea special type ship of realizing the second motive force location, it is characterized in that: hull principal dimension is less than 60m, and it comprises:
Two marine main engines, separate unit main frame drive shaft generator and adjustable pitch propeller of a 800-1000kw by a reducing gearbox;
The bow thruster of two 8-10T is positioned at bow;
The stern thruster of a 8-10T is positioned at stern;
The diesel-engine generator of three 350-500kw;
Two steering wheels by the diesel-engine generator power supply are positioned at stern;
Some sharing of load modules and a synchronous module, sharing of load module and synchronization module control shaft generator and diesel-engine generator and car are that bow thruster or stern thruster start power supply;
The shaft generator that each main frame drives respectively is bow thruster or a stern thruster power supply after the startup, and two in above-mentioned three diesel-engine generators is bow thruster or a stern thruster power supply after the startup jointly.
A kind of deep sea special type ship of second motive force location of realizing described in the utility model compared with prior art has following advantage:
1. when bow thruster or stern thruster startup, because starting power demand is the twice of normal running power, can adopt sharing of load module and synchronization module control diesel-engine generator and shaft generator and car that it is powered, so that hull does not need to install high-performance electrical generator, both saved shipbuilding cost, simultaneously also so that the power station total volume is minimum, reached the index request of national Grade A, in the reliability, safety and the particularity that improve shipping work, also improve the economy that boats and ships use, met the theory of energy-conserving and environment-protective.
2. realize the second motive force location of the following small-sized, special ship of 60m, broken through small-sized deep-sea vessel below 60 meters to the service restriction of offshore platform, had better economic benefits.
3. even boats and ships of the present utility model lose a main frame and a bow thruster, still can be 1.5 joints, unrestrained high 2m at flow velocity, wind speed is under the sea situations of 22 joints, keep ship bow to deviation less than 3 degree, immediate movement less than 5 meters, stable displacement less than 3 meters, have stronger stationkeeping ability.
The thrust of bow thruster described above, stern thruster is 10T, and shaft generator is 1000kw, and diesel-engine generator is 450kw.
Main engine power described above is 1920kw.
Boats and ships described above also comprise a Load System, and the shaft generator dump energy is the Load System power supply, and the dump energy on the diesel-engine generator is supplied with normal navigation load and used.Every shaft generator can remain 350kw electric power, and two shaft generators remain the electric power of 700kw altogether, can be for the Load System running; 2 diesel-engine generator dump powers for bow thruster or stern thruster power supply are 250kw, jointly share the load of the normal navigation of boats and ships with remaining another 450kw diesel-engine generator.Realized the abundant utilization of electric power.
Each main frame described above also connects a fire pump, and fire pump is by host driven.Make boats and ships have marine fire-fighting ability.Reach FIFI1.
A towing winch and the stern cylinder of comprising described above, the hydraulic power unit of towing winch is driven by diesel-engine generator.Make boats and ships have anchor work, traction ability, can carry out multiple-task.
Hull principal dimension described above is 58.7m,
Description of drawings:
Below in conjunction with accompanying drawing the utility model is described in detail:
Fig. 1 is a kind of structural representation of realizing the deep sea special type ship of second motive force location described in the utility model;
Fig. 2 is a kind of cabin plan sketch that realizes the deep sea special type ship of second motive force location described in the utility model;
Fig. 3 is a kind of schematic circuit diagram of realizing the deep sea special type ship of second motive force location described in the utility model.
The specific embodiment:
Such as Fig. 1, Fig. 2 and a kind of deep sea special type ship of realizing the second motive force location shown in Figure 3, it has been equipped with two main frames 7 that power is 1920kw, and separate unit main frame 7 can drive simultaneously by gear case shaft generator 6 and adjustable pitch propeller 2 of a 1000kw; Three diesel-engine generators 8, separate unit diesel-engine generator 8 can produce the electric power of 450kw; Bow is provided with two bow thrusters 3, and separate unit bow thruster 3 can produce the thrust of 10T; Stern is provided with the stern thruster 4 of a 10T and two covers can independently control about the steering wheel 9 of two rudders 11.
During normal navigation, navigation load (about 350kw) is by the power supply of diesel-engine generator busbar, and cargo loading system 13 is powered by shaft generator.
When realizing dynamic positioning, because bow thruster 3 and stern thruster 4 motor start-up currents are about the twice of rated current, electric energy that need to about 1300kw when namely starting the separate unit thruster, adopting a shaft generator 6 and two diesel-engine generators 8 and car this moment is that a bow thruster is powered for another bow thruster motor starting with stern thruster motor starting power supply, another shaft generator 6 and a remaining diesel-engine generator 8 and car.Behind all thruster motor startings, the power of normal operation is down to 650kw, for reliability and the degree of utilization that improves electric power station system, adopting a shaft generator 6 this moment is separately a bow thruster power supply, and two diesel-engine generators 8 are a stern thruster 4 power supplies jointly.
Remaining electric energy is supplied with cargo loading system 13 and is used the normal navigation load of the dump energy supply on the diesel-engine generator, other loads 14 or deck machinery 15 uses on the shaft generator.This configuration can realize the requirement of second motive force location, can make the boats and ships energy consumption minimization again.
Separate unit main frame 7 also can drive an external fire pump 10, and hull is configurable one heavy dual purpose fire water monitor 12 also, when platform or off-shore structure presence of fire, can be used as fire fighting ship and participates in putting out a fire to save life and property.
A configurable towing winch 5 and a stern cylinder 1 on the ship deck make boats and ships realize that anchor is done, the traction function.
Also can install functional module additional on the ship deck, make boats and ships have the functions such as maritime search and rescue, urgent rescue, oil slick recovery, transport refrigeration goods and materials.
Also can be provided with emergency dynamo 16 on the boats and ships, when emergency condition, power to corresponding load.
Be a kind of embodiment that provides in conjunction with particular content as mentioned above, can not assert that implementation of the present utility model is confined to these explanations.Power such as shaft generator is not limited in 1000kw, and the power of diesel-engine generator is not limited in 450kw, and main engine power is not limited in 1920kw, and bow thruster, stern thruster are not limited in the thrust of 10T etc.All approximate, identical with the utility model method, structure etc., or for making some technology deduction or replace under the utility model design prerequisite, all should be considered as protection domain of the present utility model.
Claims (7)
1. deep sea special type ship of realizing second motive force location, it is characterized in that: hull principal dimension is less than 60m, and it comprises:
Two marine main engines, separate unit main frame drive shaft generator and adjustable pitch propeller of a 800-1000kw by a reducing gearbox;
The bow thruster of two 8-10T is positioned at bow;
The stern thruster of a 8-10T is positioned at stern;
The diesel-engine generator of three 350-500kw;
Two electrohydraulic steering gears by the diesel-engine generator power supply are positioned at stern;
Some sharing of load modules and a synchronous module, sharing of load module and synchronization module control shaft generator and diesel-engine generator and car are that bow thruster or stern thruster start power supply;
The shaft generator of each host driven respectively is bow thruster or a stern thruster power supply after the startup, and two in above-mentioned three diesel-engine generators is bow thruster or a stern thruster power supply after the startup jointly.
2. a kind of deep sea special type ship of realizing second motive force location according to claim 1, it is characterized in that: the thrust of bow thruster, stern thruster is 10T, and shaft generator is 1000kw, and diesel-engine generator is 450kw.
3. a kind of deep sea special type ship of realizing second motive force location according to claim 2 is characterized in that:
Described main engine power is 1920kw.
4. a kind of deep sea special type ship of realizing second motive force location according to claim 2, it is characterized in that: boats and ships also comprise a Load System, the shaft generator dump energy is the Load System power supply, and the dump energy on the diesel-engine generator is supplied with normal navigation load and used.
5. a kind of deep sea special type ship of realizing second motive force location according to claim 2, it is characterized in that: each main frame also connects an external fire pump, and external fire pump is by host driven.
6. a kind of deep sea special type ship of realizing second motive force location according to claim 2, it is characterized in that: comprise a towing winch and a stern cylinder, towing cable car hydraulic pressure unit is powered by diesel-engine generator.
7. a kind of deep sea special type ship of realizing second motive force location according to claim 2, it is characterized in that: described hull principal dimension is 58.7m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220411684 CN202848015U (en) | 2012-08-17 | 2012-08-17 | Deep sea special ship achieving secondary dynamic positioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220411684 CN202848015U (en) | 2012-08-17 | 2012-08-17 | Deep sea special ship achieving secondary dynamic positioning |
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| Publication Number | Publication Date |
|---|---|
| CN202848015U true CN202848015U (en) | 2013-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220411684 Expired - Fee Related CN202848015U (en) | 2012-08-17 | 2012-08-17 | Deep sea special ship achieving secondary dynamic positioning |
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| CN (1) | CN202848015U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107914857A (en) * | 2017-11-16 | 2018-04-17 | 广新海事重工股份有限公司 | A kind of multifunction power promotes diving and ROV to support ship |
| CN107933868A (en) * | 2017-11-16 | 2018-04-20 | 广新海事重工股份有限公司 | A kind of multifunction dynamic locating platform supply vessel |
| CN110239675A (en) * | 2019-05-13 | 2019-09-17 | 自然资源部第一海洋研究所 | A kind of scientific surveying ship of achievable low speed, constant speed towing operation |
| CN110254676A (en) * | 2019-05-13 | 2019-09-20 | 自然资源部第一海洋研究所 | A kind of control system for assisting scientific investigation ship realization low speed towing operation using DP |
| CN111017127A (en) * | 2019-11-12 | 2020-04-17 | 安庆中船柴油机有限公司 | Multifunctional main propulsion power system for tugboat |
| CN113659567A (en) * | 2021-07-21 | 2021-11-16 | 上海外高桥造船有限公司 | Design method and device of FPSO power system |
-
2012
- 2012-08-17 CN CN 201220411684 patent/CN202848015U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107914857A (en) * | 2017-11-16 | 2018-04-17 | 广新海事重工股份有限公司 | A kind of multifunction power promotes diving and ROV to support ship |
| CN107933868A (en) * | 2017-11-16 | 2018-04-20 | 广新海事重工股份有限公司 | A kind of multifunction dynamic locating platform supply vessel |
| CN110239675A (en) * | 2019-05-13 | 2019-09-17 | 自然资源部第一海洋研究所 | A kind of scientific surveying ship of achievable low speed, constant speed towing operation |
| CN110254676A (en) * | 2019-05-13 | 2019-09-20 | 自然资源部第一海洋研究所 | A kind of control system for assisting scientific investigation ship realization low speed towing operation using DP |
| CN110254676B (en) * | 2019-05-13 | 2021-06-01 | 自然资源部第一海洋研究所 | Control system for assisting scientific investigation ship to realize low-speed towing operation by utilizing DP |
| CN111017127A (en) * | 2019-11-12 | 2020-04-17 | 安庆中船柴油机有限公司 | Multifunctional main propulsion power system for tugboat |
| CN113659567A (en) * | 2021-07-21 | 2021-11-16 | 上海外高桥造船有限公司 | Design method and device of FPSO power system |
| CN113659567B (en) * | 2021-07-21 | 2024-03-26 | 上海外高桥造船有限公司 | Design method and device of FPSO power system |
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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: 20130403 Termination date: 20160817 |
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| CF01 | Termination of patent right due to non-payment of annual fee |