CN205837158U - A kind of AC power propulsion system for tug, anchor-handling and supply vessel - Google Patents
A kind of AC power propulsion system for tug, anchor-handling and supply vessel Download PDFInfo
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- CN205837158U CN205837158U CN201620853769.2U CN201620853769U CN205837158U CN 205837158 U CN205837158 U CN 205837158U CN 201620853769 U CN201620853769 U CN 201620853769U CN 205837158 U CN205837158 U CN 205837158U
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Abstract
This utility model relates to electric propulsion system field, purpose is to provide a kind of AC power propulsion system for tug, anchor-handling and supply vessel, the described AC power propulsion system for tug, anchor-handling and supply vessel, including marine diesel engine genset, main distribution switch cubicle, electric propulsion converter, propulsion electric machine and main thruster, described marine diesel engine genset electrically connects with main distribution switch cubicle, described main distribution switch cubicle electrically connects with electric propulsion converter, and described electric propulsion converter electrically connects with propulsion electric machine.The beneficial effects of the utility model are: diesel generating set makes energy utilization efficiency higher with the combination of propulsion electric machine, decrease mechanical fastener, reduce mechanical vibration and noise, and different power output can be used by corresponding different working condition, there is more preferably motility and superiority, and save space, make hull arrange more succinct.
Description
Technical field
This utility model relates to electric propulsion system field, advances particularly to a kind of alternating electromotive force for tug, anchor-handling and supply vessel
System.
Background technology
The role that AHTS tug, anchor-handling and supply vessel is indispensable in having become off-shore operation field, coastal waters, its propulsion system is then AHTS
The requisite important system of tug, anchor-handling and supply vessel is constituted.Existing conventional propulsion system pattern is generally combustion engine mechanical drive-in
Formula, i.e. internal combustion engine provide thrust power, by drive shaft system (reduction gear box), power are directly delivered to full-rotating rudder paddle (spiral shell
Rotation oar), to reach the purpose of Ship Propeling.But the vibration of this construction machine is big, and noise is big, and speed adjustable range is little, manoeuvrable
Property is low, and fuel economy is low, and arrange, installing space demand big.
Utility model content
The purpose of this utility model is to overcome drawbacks described above, it is provided that a kind of efficiency is high, shakes little, the use that controllability is good
AC power propulsion system in tug, anchor-handling and supply vessel.
In order to solve above-mentioned technical problem, the technical solution adopted in the utility model is:
A kind of AC power propulsion system for tug, anchor-handling and supply vessel, including marine diesel engine genset, main distribution switch cubicle,
Electric propulsion converter, propulsion electric machine and main thruster, described marine diesel engine genset electrically connects with main distribution switch cubicle, institute
Stating main distribution switch cubicle to electrically connect with electric propulsion converter, described electric propulsion converter electrically connects with propulsion electric machine, described
Propulsion electric machine is in transmission connection with main thruster, and described main thruster is arranged on hull afterbody.
Further, described main distribution switch cubicle includes AC690V main distribution board, AC440V main distribution board and AC230V master
Panel.
Further, the quantity of described marine diesel engine genset is four.
Further, the ACB protective breaker of each generating set it is additionally provided with in described main distribution switch cubicle.
Further, the quantity of described propulsion electric machine and main thruster is respectively two, said two propulsion electric machine and two
Individual main thruster is symmetrical set in hull stern.
Further, also include that elastic base, described marine diesel engine genset are arranged on hull by elastic base.
The beneficial effects of the utility model are: diesel generating set makes energy utilization efficiency more with the combination of propulsion electric machine
Height, decreases mechanical fastener, reduces mechanical vibration and noise, and can use different moving by corresponding different working condition
Power exports, and has more preferably motility and superiority, and saves space, makes hull arrange more succinct, multiple stage can be used former
Motivation, indivedual unit faults will not be lost power, improve system redundancy and reliability.
Accompanying drawing explanation
Fig. 1 is this utility model embodiment structure chart for the AC power propulsion system of tug, anchor-handling and supply vessel.
Label declaration:
1, marine diesel engine genset；2, main distribution switch cubicle；3, electric propulsion converter；4, propulsion electric machine；5, promote mainly
Enter device.
Detailed description of the invention
By describing technology contents of the present utility model, structural feature in detail, being realized purpose and effect, below in conjunction with enforcement
Mode also coordinates accompanying drawing to be explained in detail.
The design of this utility model most critical is: diesel generating set makes energy utilization efficiency with the combination of propulsion electric machine
Higher, decrease mechanical fastener, reduce mechanical vibration and noise.
Refer to shown in Fig. 1, the AC power propulsion system for tug, anchor-handling and supply vessel of the present embodiment, send out including marine diesel oil
Group of motors 1, main distribution switch cubicle 2, electric propulsion converter 3, propulsion electric machine 4 and main thruster 5, described marine diesel oil electromotor
Group 1 electrically connects with main distribution switch cubicle 2, and described main distribution switch cubicle 2 electrically connects with electric propulsion converter 3, and described electric power pushes away
Entering converter 3 to electrically connect with propulsion electric machine 4, described propulsion electric machine 4 is in transmission connection with main thruster 5, and described main thruster 5 is installed
At hull afterbody.
Knowable to foregoing description, the beneficial effects of the utility model are: diesel generating set and the combination of propulsion electric machine 4
Make energy utilization efficiency higher, decrease mechanical fastener, reduce mechanical vibration and noise, and can corresponding different work work
The different power that uses of condition exports, and has more preferably motility and superiority, and saves space, makes hull arrange simpler
Clean, multiple stage prime mover, indivedual unit faults can be used will not to lose power, improve system redundancy and reliability.
Further, described main distribution switch cubicle 2 includes AC690V main distribution board, AC440V main distribution board and AC230V master
Panel.
Further, the quantity of described marine diesel engine genset 1 is four.
Further, it is additionally provided with ACB protective breaker in described main distribution switch cubicle 2.
Seen from the above description, in main distribution switch cubicle 2, it is additionally provided with ACB protective breaker, when something unexpected happened is
System meeting automatic shutdown circuit or entrance guard mode, it is to avoid device damage.
Further, the quantity of described propulsion electric machine 4 and main thruster 5 is respectively two, said two propulsion electric machine 4 He
Two main thrusters 5 are symmetrical set in hull.
Seen from the above description, two cover systems are symmetrical arranged and make hull more be equalized by propulsive force, and hull is more stable also
Easily controllable.
Further, also include that elastic base, described marine diesel engine genset 1 are arranged on hull by elastic base
On.
Seen from the above description, primary oscillation source Diesel engine is arranged on elastic base and runs with rated speed, with
Drive shaft system and hull are also without directly connection, compared with prime mover of existing machinery propelling and set of drive shaft system thereof, more greatly
Reduce to degree mechanical vibration and noise, improve boats and ships comfortableness.
Refer to shown in Fig. 1, embodiment one of the present utility model is:
A kind of AC power propulsion system for tug, anchor-handling and supply vessel, including marine diesel engine genset 1, main distribution switch cubicle
2, electric propulsion converter 3, propulsion electric machine 4 and main thruster 5.
Main diesel generating set is the marine diesel engine genset 1 of four 1425kW/AC690V/3p/60Hz, by each
ACB protection switch to be connected to main distribution board switch cubicle be that full ship is used for distribution, wherein, No. one, No. two main generator groups connect
To the main busbar A of AC690V main distribution board, No. three, No. four main generator groups be connected to the main busbar of AC690V main distribution board
B.Can realize between four generating sets and car operation, automatic synchronization and load distribution function.
Main distribution board switch cubicle includes AC690V, AC440V and AC230V main distribution board three part, specific as follows:
AC690V main distribution board be service electric propulsion mainly for power distribution equipment, its main busbar is divided into independent A, B
Two sections, connected by disconnecting switch BUS-TIE.AC690V main distribution board main busbar A section is equipped with No. one, No. two main generatings
The ACB protection that the ACB protective breaker of unit input power, larboard electric propulsion converter 3 and bow side push away starter is disconnected
Road device, the ACB protective breaker of a 690V/440V main transformer primary and the MCCB of behaviour's number hydraulic pressure unit of anchor arrangement AHT
Chopper；Main busbar B section is equipped with the ACB protective breaker of No. three, No. four main generator group input powers, starboard electric propulsion
The ACB protection that converter 3 and No. two bow sides push away the ACB protective breaker of starter, No. two 690V/440V main transformers primary is disconnected
Road device and the MCCB chopper of behaviour's No. bis-hydraulic pressure units of anchor arrangement AHT, main busbar A, B two sections is also according to actual loading feelings simultaneously
Condition is equipped with the MCCB chopper of dimension and quantity and supplies panel switches as what other AC690V loaded.
AC440V main distribution board is that main services advances relevant servo and aid system and other auxiliary system
For power distribution equipment, its main busbar is also classified into independent A, B two sections, is connected by disconnecting switch BUS-TIE.Wherein, main
Bus-bar A section is equipped with the ACB protective breaker for accessing a 690V/440V main transformer secondary and other is according to reality
The MCCB chopper that 440V loading condition is equipped with；Main busbar B section is equipped with for accessing No. two 690V/440V main transformers secondary
ACB protective breaker and other MCCB chopper being equipped with according to actual 440V loading condition.AC440V main distribution board is isolated
Code requirement is pressed two-by-two between the ACB protective breaker of switch BUS-TIE and No. one, No. two 690V/440V main transformer secondary
Interlocking.Main busbar A, B two sections respectively joins an ACB chopper for AC440V emergency switchboard feed, and presses code requirement
Catch cropping interlocking at AC440V emergency switchboard input with emergency generator ACB master switch, it is ensured that only allow in the same time
One of them ACB chopper closes a floodgate at AC440V emergency switchboard.
The main busbar of AC230V main distribution board is divided into independent A, B two sections equally, by disconnecting switch BUS-TIE in addition
Connect.Wherein, main busbar A section be equipped with for access the secondary MCCB protective breaker of No. three 690V/230V main transformers and
Other MCCB chopper being equipped with according to actual 230V loading condition；Main busbar B section is equipped with for accessing No. four 690V/230V
The MCCB protective breaker of main transformer secondary and other MCCB chopper being equipped with according to actual 440V loading condition.AC230V
Press between the MCCB protective breaker of main distribution board disconnecting switch BUS-TIE and No. three, No. four 690V/230V main transformer secondary
Code requirement interlocks two-by-two.
When dynamic positioning system DP2 Job Operations, the disconnecting switch of AC690V, AC440V and AC230V main distribution board
BUS-TIE is in disconnecting (separating brake) state.
Electric propulsion converter 3 includes that the AFE type of two AC690V/2400kW is promoted mainly into converter.The main electric power of the left and right side of a ship
Advance the input power of converter 3 respectively from AC690V main distribution board main busbar A, B section.Electric propulsion converter 3 is main
Being made up of three parts such as wave filter, commutator, inverters, operation principle is by AC690V main distribution board by IGBT rectification circuit
The alternating current of input is converted into unidirectional current, then is changed into the alternating current of frequency-adjustable through three-phase inverter bridge circuit, and supply advances
Motor.
Propulsion motor includes that the positive/negative of two AC690V/60Hz/2400kW/1200rpm turns AC asynchronous motor.
Input power power supply, from electric propulsion converter 3, realizes advancing by the adjustable frequency scope controlling converter out-put supply
The rotating speed of motor controls.
Main thruster 5 is the adjustable pitch rudder oar propeller of two specified 2400kW/0～1200rpm, by carrying out self-propelled
The power input of motor, drives rudder oar propeller to rotate the Solid rocket engine purpose reaching boats and ships.
In sum, the AC power propulsion system for tug, anchor-handling and supply vessel that this utility model provides, have the beneficial effect that:
1). this case use multiple stage electric propulsion prime mover, primary oscillation source Diesel engine be arranged on elastic base with
Rated speed is run, with drive shaft system and hull also without directly connecting, with prime mover and the set of biography thereof of existing machinery propelling
Moving axis system compares, and reduces mechanical vibration and noise largely, improves boats and ships comfortableness.
2). the angle of rake speed adjustable range of this case is 0～1200rpm, can realize the different dynamic output of different speed regulating section,
AHTS tug, anchor-handling and supply vessel is conducive to tackle various different working conditions (such as AHT towing operation operating mode, DP working condition etc.), with
Existing combustion engine mechanical advances and compares, and has more preferably motility and superiority.
3). the fuel efficiency of mechanically-propelled system prime mover is widely different with load change, relatively low-thrust when, than
As when DP operation and motor-driven navigation, difference is clearly.The power station of this case electric propulsion system is by multiple stage diesel generating set group
Becoming, total operation number of units can select so that every operating unit load optimum, and total rated power can also be adjusted to be suitable for
The possible operating condition of boats and ships so that for most operational modes with all may find a configuration optimized in the time,
Reach higher fuel economy.
4). compared with advancing with existing machinery, this case electric propulsion system composition decreases mechanically-propelled prime mover and one-tenth thereof
The drive shaft system of set is arranged, improves Arrangement of Engine-room, saves space, and it is cleverer that propeller uses cable power supply to make it arrange
Live.
5). this case electric propulsion system uses multiple stage prime mover, and indivedual unit faults will not be lost power, improve system
Redundancy and reliability.Electric propulsion is also to be best suitable for AHTS tug, anchor-handling and supply vessel at present to complete the propulsion mode of dynamic positioning function.
The foregoing is only embodiment of the present utility model, not thereby limit the scope of the claims of the present utility model, every
Utilize equivalent structure or equivalence flow process conversion that this utility model description and accompanying drawing content made, or be directly or indirectly used in
Other relevant technical fields, are the most in like manner included in scope of patent protection of the present utility model.
Claims (6)
1. the AC power propulsion system for tug, anchor-handling and supply vessel, it is characterised in that: include that marine diesel engine genset, master join
Switch cabinet, electric propulsion converter, propulsion electric machine and main thruster, described marine diesel engine genset and main distribution switch cubicle
Electrical connection, described main distribution switch cubicle electrically connects with electric propulsion converter, described electric propulsion converter and propulsion electric machine electricity
Connecting, described propulsion electric machine is in transmission connection with main thruster, and described main thruster is arranged on hull afterbody.
AC power propulsion system for tug, anchor-handling and supply vessel the most according to claim 1, it is characterised in that: described main distribution
Switch cubicle includes AC690V main distribution board, AC440V main distribution board and AC230V main distribution board.
AC power propulsion system for tug, anchor-handling and supply vessel the most according to claim 1, it is characterised in that: described bavin peculiar to vessel
The quantity of oily hair group of motors is four.
AC power propulsion system for tug, anchor-handling and supply vessel the most according to claim 1, it is characterised in that: described main distribution
The ACB protective breaker of each generating set it is additionally provided with in switch cubicle.
AC power propulsion system for tug, anchor-handling and supply vessel the most according to claim 1, it is characterised in that: described propelling electricity
The quantity of machine and main thruster is respectively two, and said two propulsion electric machine and two main thrusters are symmetrical in hull stern
Arrange.
AC power propulsion system for tug, anchor-handling and supply vessel the most according to claim 1, it is characterised in that: also include elasticity
Base, described marine diesel engine genset is arranged on hull by elastic base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620853769.2U CN205837158U (en) | 2016-08-09 | 2016-08-09 | A kind of AC power propulsion system for tug, anchor-handling and supply vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620853769.2U CN205837158U (en) | 2016-08-09 | 2016-08-09 | A kind of AC power propulsion system for tug, anchor-handling and supply vessel |
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| Publication Number | Publication Date |
|---|---|
| CN205837158U true CN205837158U (en) | 2016-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620853769.2U Active CN205837158U (en) | 2016-08-09 | 2016-08-09 | A kind of AC power propulsion system for tug, anchor-handling and supply vessel |
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| CN (1) | CN205837158U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114243461A (en) * | 2021-11-29 | 2022-03-25 | 中国船舶工业集团公司第七0八研究所 | Marine side-push transformer shore power access control system |
-
2016
- 2016-08-09 CN CN201620853769.2U patent/CN205837158U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114243461A (en) * | 2021-11-29 | 2022-03-25 | 中国船舶工业集团公司第七0八研究所 | Marine side-push transformer shore power access control system |
| CN114243461B (en) * | 2021-11-29 | 2023-08-15 | 中国船舶工业集团公司第七0八研究所 | Marine side-pushing transformer shore power access control system |
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