CN211810180U - Hybrid ship side driving force system - Google Patents
Hybrid ship side driving force system Download PDFInfo
- Publication number
- CN211810180U CN211810180U CN201922479253.2U CN201922479253U CN211810180U CN 211810180 U CN211810180 U CN 211810180U CN 201922479253 U CN201922479253 U CN 201922479253U CN 211810180 U CN211810180 U CN 211810180U
- Authority
- CN
- China
- Prior art keywords
- distribution board
- direct current
- converter
- current distribution
- output
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Direct Current Feeding And Distribution (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model relates to a hybrid ship side propulsion force system, be applied to on the boats and ships, be equipped with the side thruster on the boats and ships, driving system includes photovoltaic power generation module, one-way DC-DC converter, diesel generating set, AC-DC rectifier, storage battery energy memory, two-way DC-DC converter, direct current distribution board, variable frequency drive ware, the output of photovoltaic power generation module passes through one-way DC-DC converter and connects the input of direct current distribution board, the output of diesel generating set passes through AC-DC rectifier and connects the input of direct current distribution board, storage battery energy memory passes through two-way DC-DC converter and connects direct current distribution board; the output end of the direct current distribution board is connected with the power input end of the side thruster through the variable frequency driver. The utility model discloses combine solar energy power generation and diesel oil power generation in an organic whole for the boats and ships energy supply, store unnecessary electric quantity in the battery when normal operation to for boats and ships provide power when boats and ships carry out the side and push away, its environmental protection and energy saving, the make full use of resource reduces environmental pollution.
Description
Technical Field
The utility model relates to a hybrid boats and ships technical field, concretely relates to hybrid boats and ships side driving force system.
Background
With the rapid development of the industrial society, the material resources are gradually scarce and the global environment is increasingly worsened. The old ship mainly adopts diesel oil as power, and the ship operation can produce a large amount of pollutants and cause water and air pollution, forms acid rain and haze, seriously harms human health and land environment. In order to adapt to the development trend of environmental protection, green shipping is the development direction of ships in the future. With the continuous development of the application technology of novel energy sources on ships, hybrid ships become an important way for realizing green shipping.
SUMMERY OF THE UTILITY MODEL
The utility model provides a hybrid power ship side driving force system, which is applied to a hybrid power ship and solves the problems of large pollution and much energy consumption of the old ship power system aiming at the technical problems existing in the prior art; it combines solar energy power generation and diesel oil power generation in an organic whole to supply energy for boats and ships, stores unnecessary electric quantity in the battery when normal operating to for boats and ships provide power when the boats and ships carry out the side thrust, and relative old-fashioned boats and ships driving system, environmental protection and energy saving reduces environmental pollution.
The utility model provides an above-mentioned technical problem's technical scheme as follows:
a hybrid power ship side propulsion force system is applied to a ship, a side thruster is arranged on the ship, the power system comprises a photovoltaic power generation module, a unidirectional DC-DC converter, a diesel generator set, an AC-DC rectifier, a storage battery energy storage device, a bidirectional DC-DC converter, a direct current distribution board and a variable frequency driver, the output end of the photovoltaic power generation module is connected with the input end of the direct current distribution board through the unidirectional DC-DC converter, the output end of the diesel generator set is connected with the input end of the direct current distribution board through the AC-DC rectifier, and the storage battery energy storage device is connected with the direct current distribution board through the bidirectional DC-DC converter; and the output end of the direct current distribution board is connected with the power supply input end of the side thruster through the variable frequency driver.
The beneficial effects of this technical scheme are: when the ship normally sails, the photovoltaic power generation device and the diesel generating set supply energy to the ship, and redundant electric quantity charges the storage battery energy storage device, so that the storage battery energy storage device is ensured to be in a saturated state, and energy is saved; when the ship leans on or leaves a port, the side thruster is started to operate such as berthing, sailing away and turning, the photovoltaic power generation module and the storage battery energy storage device jointly supply energy to the side thruster, and zero emission of a side thrust system can be realized. In addition, the system can also reduce the transient working condition running time of the diesel generating set of the ship, improve the economy of the diesel generating set, reduce the fuel consumption and reduce the pollutant emission.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Furthermore, the photovoltaic power generation module comprises a plurality of solar cells, the plurality of solar cells are connected in series to form a plurality of solar cell sets, the plurality of solar cell sets are connected in parallel and then connected with the input end of the unidirectional DC-DC converter, the output end of the unidirectional DC-DC converter is connected with the input end of the direct current distribution board, and the photovoltaic power generation module outputs electric energy to the direct current distribution board. The plurality of solar battery packs are connected in series and then are connected in parallel to output electric energy, so that the generating capacity of the photovoltaic power generation module is increased, and the output voltage of the photovoltaic power generation module is improved.
Further, the unidirectional DC-DC converter is a unidirectional DC-DC boost converter. The unidirectional DC-DC boost converter boosts the low-voltage electricity converted by the solar battery pack and outputs the boosted low-voltage electricity to reach the voltage required by the direct-current distribution board.
Further, the storage battery energy storage device comprises a plurality of storage batteries which are arranged in parallel, and each storage battery is correspondingly connected with one bidirectional DC-DC converter. A plurality of storage batteries are connected in parallel to store electric energy as much as possible and provide energy for the side thruster. The bidirectional DC-DC converter can boost the low voltage in the storage battery to the voltage output required by the direct current distribution board, and can also reduce the voltage of redundant electric quantity during the navigation of the ship and store the electric quantity into a plurality of storage batteries connected in parallel, thereby realizing the full utilization of energy.
Further, the diesel generator set comprises at least two diesel generators connected in parallel, the output end of each diesel generator is correspondingly connected with the alternating current input end of one AC-DC rectifier, and the direct current output end of the AC-DC rectifier is connected with the input end of the direct current distribution board. At least two diesel generators are connected in parallel to ensure that enough power is provided for the ship; the electric energy output by the diesel generator is converted into direct current through the AC-DC rectifier, so that the direct current is conveniently converted into alternating current suitable for the side thruster in a subsequent reversion mode, and redundant direct current is conveniently reduced in voltage through the bidirectional DC-DC converter and then stored in the storage battery energy storage module.
Further, the variable frequency driver is a three-phase inverter, a direct current input end of the three-phase inverter is connected with an output end of the direct current distribution board, a direct current output end of the three-phase inverter is connected with a power input end of the side thruster, and the three-phase inverter inverts direct current output by the direct current distribution board into three-phase alternating current and transmits the three-phase alternating current to the side thruster. The side thruster uses a three-phase motor to provide power, the variable frequency driver adopts a three-phase inverter to invert direct current output by the direct current distribution board into a three-phase power supply suitable for the side thruster to achieve the purpose of supplying energy to the side thruster.
The utility model has the advantages that: the utility model discloses combine together photovoltaic power generation device, battery energy memory and side propulsion system, utilize solar energy to replace fossil fuel's consumption, utilize battery energy memory as energy storage, supplementary media, jointly provide the energy for the side propulsion system. When the ship normally sails, the photovoltaic power generation device and the diesel generating set supply energy to the ship, and redundant electric quantity charges the storage battery energy storage device, so that the storage battery energy storage device is ensured to be in a saturated state, and energy is saved; when the ship leans on or leaves a port, the side thruster is started to operate such as berthing, sailing away and turning, the photovoltaic power generation module and the storage battery energy storage device are combined to supply energy to the side thruster, zero emission of a side thrust system can be realized, and full utilization of energy is realized. In addition, the system can also reduce the transient working condition running time of the diesel generating set of the ship, improve the economy of the diesel generating set, reduce the fuel consumption and reduce the pollutant emission.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
fig. 2 is a block diagram of the structure of the present invention.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
A hybrid ship side propulsion system as shown in fig. 1-2 is applied to a ship, a side thruster is arranged on the ship, the power system comprises a photovoltaic power generation module, a unidirectional DC-DC converter, a diesel generator set, an AC-DC rectifier, a storage battery energy storage device, a bidirectional DC-DC converter, a direct current distribution board and a variable frequency driver, an output end of the photovoltaic power generation module is connected with an input end of the direct current distribution board through the unidirectional DC-DC converter, an output end of the diesel generator set is connected with an input end of the direct current distribution board through the AC-DC rectifier, and the storage battery energy storage device is connected with the direct current distribution board through the bidirectional DC-DC converter; and the output end of the direct current distribution board is connected with the power supply input end of the side thruster through the variable frequency driver.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
In this embodiment, the photovoltaic power generation module includes a plurality of solar cells, the plurality of solar cells are connected in series to form a plurality of solar cell sets, the plurality of solar cell sets are connected in parallel and then connected to the input terminal of the unidirectional DC-DC converter, the output terminal of the unidirectional DC-DC converter is connected to the input terminal of the DC distribution board, and the photovoltaic power generation module outputs electric energy to the DC distribution board. The plurality of solar battery packs are connected in series and then are connected in parallel to output electric energy, so that the generating capacity of the photovoltaic power generation module is increased, and the output voltage of the photovoltaic power generation module is improved.
In this embodiment, the unidirectional DC-DC converter is a unidirectional DC-DC boost converter. The unidirectional DC-DC boost converter boosts the low-voltage electricity converted by the solar battery pack and outputs the boosted low-voltage electricity to reach the voltage required by the direct-current distribution board.
In this embodiment, the storage battery energy storage device includes a plurality of storage batteries connected in parallel, and each storage battery is correspondingly connected to one bidirectional DC-DC converter. A plurality of storage batteries are connected in parallel to store electric energy as much as possible and provide energy for the side thruster. The bidirectional DC-DC converter can boost the low voltage in the storage battery to the voltage output required by the direct current distribution board, and can also reduce the voltage of redundant electric quantity during the navigation of the ship and store the electric quantity into a plurality of storage batteries connected in parallel, thereby realizing the full utilization of energy.
In this embodiment, the diesel generator set includes at least two diesel generators connected in parallel, an output terminal of each diesel generator is correspondingly connected to an AC input terminal of the AC-DC rectifier, and a DC output terminal of the AC-DC rectifier is connected to an input terminal of the DC distribution board. At least two diesel generators are connected in parallel to ensure that enough power is provided for the ship; the electric energy output by the diesel generator is converted into direct current through the AC-DC rectifier, so that the direct current is conveniently converted into alternating current suitable for the side thruster in a subsequent reversion mode, and redundant direct current is conveniently reduced in voltage through the bidirectional DC-DC converter and then stored in the storage battery energy storage module.
In this embodiment, the variable frequency driver is a three-phase inverter, and the three-phase inverter may adopt a classic three-phase inverter bridge circuit composed of 6 mosfets, which is not described in detail in this embodiment. The direct current input end of the three-phase inverter is connected with the output end of the direct current distribution board, the direct current output end of the three-phase inverter is connected with the power input end of the side thruster, and the direct current output by the direct current distribution board is inverted into three-phase alternating current by the three-phase inverter and is transmitted to the side thruster. The side thruster uses a three-phase motor to provide power, the variable frequency driver adopts a three-phase inverter to invert direct current output by the direct current distribution board into a three-phase power supply suitable for the side thruster to achieve the purpose of supplying energy to the side thruster.
In order to prevent the overcurrent damage, the current fuses are disposed at the input end and the output end of the dc distribution board.
The utility model has the advantages that: the utility model discloses combine together photovoltaic power generation device, battery energy memory and side propulsion system, utilize solar energy to replace fossil fuel's consumption, utilize battery energy memory as energy storage, supplementary media, jointly provide the energy for the side propulsion system. When the ship normally sails, the photovoltaic power generation device and the diesel generating set supply energy to the ship, and redundant electric quantity charges the storage battery energy storage device, so that the storage battery energy storage device is ensured to be in a saturated state, and energy is saved; when the ship leans on or leaves a port, the side thruster is started to operate such as berthing, sailing away and turning, the photovoltaic power generation module and the storage battery energy storage device are combined to supply energy to the side thruster, zero emission of a side thrust system can be realized, and full utilization of energy is realized. In addition, the system can also reduce the transient working condition running time of the diesel generating set of the ship, improve the economy of the diesel generating set, reduce the fuel consumption and reduce the pollutant emission.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (6)
1. A hybrid power ship side propulsion force system is applied to a ship, and a side thruster is arranged on the ship and is characterized in that the power system comprises a photovoltaic power generation module, a unidirectional DC-DC converter, a diesel generator set, an AC-DC rectifier, a storage battery energy storage device, a bidirectional DC-DC converter, a direct current distribution board and a variable frequency driver, wherein the output end of the photovoltaic power generation module is connected with the input end of the direct current distribution board through the unidirectional DC-DC converter, the output end of the diesel generator set is connected with the input end of the direct current distribution board through the AC-DC rectifier, and the storage battery energy storage device is connected with the direct current distribution board through the bidirectional DC-DC converter; and the output end of the direct current distribution board is connected with the power supply input end of the side thruster through the variable frequency driver.
2. The hybrid ship side propulsion force system of claim 1, wherein the photovoltaic power generation module comprises a plurality of solar cells, the plurality of solar cells are connected in series to form a plurality of solar cell sets, the plurality of solar cell sets are connected in parallel and then connected to an input end of the unidirectional DC-DC converter, an output end of the unidirectional DC-DC converter is connected to an input end of the direct current distribution board, and the photovoltaic power generation module outputs electric energy to the direct current distribution board.
3. The hybrid marine side propulsion system of claim 2, wherein the unidirectional DC-DC converter is a unidirectional DC-DC boost converter.
4. The hybrid marine side propulsion system of claim 1, wherein the battery energy storage device comprises a plurality of batteries connected in parallel, each battery being connected to a corresponding one of the bidirectional DC-DC converters.
5. The hybrid marine side propulsion system of claim 1, wherein the diesel generator set includes at least two diesel generators connected in parallel, an output of each of the diesel generators is connected to an AC input of one of the AC-DC rectifiers, and a DC output of the AC-DC rectifiers is connected to an input of the DC distribution board.
6. The hybrid ship side propulsion system of claim 1, wherein the variable frequency drive is a three-phase inverter, a dc input of the three-phase inverter is connected to an output of the dc distribution board, a dc output of the three-phase inverter is connected to a power input of the side thruster, and the three-phase inverter inverts dc power output from the dc distribution board into three-phase ac power and transmits the three-phase ac power to the side thruster.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922479253.2U CN211810180U (en) | 2019-12-31 | 2019-12-31 | Hybrid ship side driving force system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922479253.2U CN211810180U (en) | 2019-12-31 | 2019-12-31 | Hybrid ship side driving force system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211810180U true CN211810180U (en) | 2020-10-30 |
Family
ID=73042264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922479253.2U Active CN211810180U (en) | 2019-12-31 | 2019-12-31 | Hybrid ship side driving force system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211810180U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113955067A (en) * | 2021-11-17 | 2022-01-21 | 青岛科技大学 | Modular battery power supply system of container ship |
-
2019
- 2019-12-31 CN CN201922479253.2U patent/CN211810180U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113955067A (en) * | 2021-11-17 | 2022-01-21 | 青岛科技大学 | Modular battery power supply system of container ship |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108639299B (en) | Gas-electric series-parallel ship hybrid power system with fuel cell | |
| CN103072681B (en) | Multi-energy-source hybrid power system for boat | |
| CN103708015B (en) | A kind of double; two diesel generating set and lithium battery hybrid power boats and ships structure and control method | |
| CN109941417B (en) | Gas-electric series-parallel ship hybrid power system with super capacitor | |
| CN202016568U (en) | Hybrid ship electric power propelling system | |
| CN103332284A (en) | Energy management and control method for electric propulsion system of hybrid power ship | |
| CN205345303U (en) | Boats and ships polymorphic type energy management system | |
| CN108674627B (en) | Double-shaft type ship hybrid power system with fuel cell | |
| CN210971490U (en) | Range-extended pure lithium battery power ship propulsion system | |
| CN102120488A (en) | Electric propulsion system for hybrid power boats and implementation method thereof | |
| JP2010537890A (en) | Structure and method for improving load responsiveness in marine vessels | |
| Del Pizzo et al. | Design criteria of on-board propulsion for hybrid electric boats | |
| CN109606600A (en) | A kind of ship renewable energy hybrid power system | |
| CN102145743A (en) | Ship electric propulsion system with fuel cell and application method thereof | |
| CN113300422A (en) | Ship hybrid power supply system, ship and power supply control method thereof | |
| CN101585406A (en) | Comprehensive energy-charging long-distance all-electric ship with storage battery | |
| CN203601032U (en) | Fuel cell and solar energy combined supply electric automobile | |
| CN202737555U (en) | Composite energy apparatus for ship and ship equipped with same | |
| CN105966590A (en) | Vehicle-passenger ferry provided with energy storage unit type hybrid electric propelling system | |
| CN103915884A (en) | Ship emergency power source system based on solar power generation | |
| CN2936924Y (en) | Windelectric mixed power boat | |
| CN205801485U (en) | A kind of car passenger ferry of band energy-storage units hybrid electric propulsion system | |
| CN206050040U (en) | Based on the new forms of energy ship circuit propulsion plant for improving Z-source inverter | |
| CN211810180U (en) | Hybrid ship side driving force system | |
| CN202016567U (en) | Ship electric power propelling system adopting fuel cell |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |