CN206111376U - Double -fuel power device of power driven vessel - Google Patents
Double -fuel power device of power driven vessel Download PDFInfo
- Publication number
- CN206111376U CN206111376U CN201621122234.4U CN201621122234U CN206111376U CN 206111376 U CN206111376 U CN 206111376U CN 201621122234 U CN201621122234 U CN 201621122234U CN 206111376 U CN206111376 U CN 206111376U
- Authority
- CN
- China
- Prior art keywords
- fresh
- diesel engine
- double fuel
- heat
- water tank
- 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.)
- Expired - Fee Related
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Classifications
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model discloses a double -fuel power device of power driven vessel, including LNG gas supply system, diesel engine, the automatically controlled injection system of double fuel, the automatically controlled injection system of LNG gas supply system and double fuel respectively with diesel engine connected, LNG gas supply system includes gas holder, water bath vaporizer, the gas holder is connected with the water bath vaporizer, it leads heat -insulating material to be connected with on the blast pipe of diesel engine, it to the fresh -water tank in, comes the distribution to get into the water bath vaporizer by the fresh -water tank again and carries out the thermal cycle to lead the heat transfer of heat -insulating material on with the blast pipe. The utility model provides a power ship of two fuel -power devices that diesel oil and LNG can all use, when guaranteeing to satisfy the requirement of water bath vaporizer inner loop temperature degree, electric heater's use amount on the reduction boats and ships, the energy can be saved, pollution abatement.
Description
Technical field
The utility model is related to a kind of double fuel power set of Power Vessel, and more particularly, to LNG the filling on ship is filled
The double fuel power set of device Power Vessel, belong to technical field of ships.
Background technology
Natural gas is cleaned as one kind, efficient gaseous fuel, because it is in the aobvious of the aspects such as ambient influnence, energy efficiency
Work feature, it has also become the important energy source of 21 development of world economy.The main component of natural gas is methane, under normal temperature in a gaseous form
Exist.At ambient pressure, natural gas deep cooling is made into liquefied natural gas to -162 DEG C（That is LNG）, natural gas is deposited in liquid form
The volume of LNG is about gaseous 1/600.Suitable car and boat are transported.Liquefied natural gas（LNG）The development of technology is accompanied by
Energy technology, cryogenic technique, material technology etc. are progressive, because LNG can greatly save storage and transportation space and cost, and have
The features such as calorific value is big, performance is high, so as to be widely used in the neck such as the transport facilitys such as automobile, ship, aircraft and cold energy use
Domain.
It is related to the ship of LNG power, because the LNG for needing liquid low temperature is converted to gaseous NG gas by vaporizer
Body, middle process needs to be heated, and conventional ship is all using electric heater or intercalated water sleeve and main frame interior circulation water
To give vaporizer circulating water heating, so as to reach the temperature requirement that can vaporize LNG, no matter which kind of mode is required for increasing big
The equipment and pipeline valve member of amount, especially for the transformation original subsystem of ship change amount than larger, and temporary much room.
Utility model content
The purpose of this utility model is the power for providing the double fuel power set that a kind of diesel oil and LNG can be used
Ship, while ensureing to meet water bath carburetor interior circulation coolant-temperature gage requirement, reduces the usage amount of electric heater on ship, saves
The energy, reduction pollution.
In order to realize above-mentioned technical purpose：The utility model is achieved by the following technical programs：
A kind of double fuel power set of Power Vessel, including LNG air supply systems, diesel engine, double fuel electric-controlling injection system,
The LNG air supply systems and double fuel electric-controlling injection system are connected respectively with diesel engine；The LNG air supply systems include gas storage
Tank, water bath carburetor, the air accumulator is connected with water bath carburetor；Heat-conducting piece, institute are connected with the blast pipe of the diesel engine
Heat-conducting piece is stated by the heat transfer on blast pipe to fresh-water tank, then is distributed by fresh-water tank and is carried out heat into water bath carburetor and follow
Ring.
The heat-conducting piece is the higher metal tape of thermal conductivity factor, and the metal tape is wound in close on the blast pipe of diesel engine
On a section of host side, the metal tape after winding finally draws two heat conduction pole plates, and two heat conduction pole plates are by fresh-water tank
Permeability cell be connected with the fresh water in fresh-water tank.
The metal tape is aluminium strip.
The double fuel electric-controlling injection system includes ECU ECUs, speed probe, pressure sensor, delivery temperature
Sensor, throttle position switch, throttle actuator, gas injector, the speed probe, pressure sensor, exhaust
Temperature sensor, throttle position switch, throttle actuator, gas injector are fixedly installed on a diesel engine, and all with
ECU ECUs connect, and the water bath carburetor is connected with gas injector.
It is using the beneficial effect of the double fuel power set of the utility model Power Vessel：
The ship of LNG power, because the LNG for needing liquid low temperature is converted to gaseous NG gases by vaporizer, in
Between process need to be heated, conventional ship is all using electric heater or intercalated water sleeve and main frame interior circulation water come giving
Vaporizer circulating water heating, so as to reach the temperature requirement that can vaporize LNG, no matter which kind of mode is required for increasing substantial amounts of setting
Standby and pipeline valve member, especially for the original subsystem of transformation ship change amount than larger, and temporary much room.This device
Using metal aluminum slice wrapping exhaust pipe of engine outer, two pole plates are finally drawn to fresh-water tank, divided by fresh-water tank
Thermal cycle is carried out with into vaporizer, the design of this device is simple, with low cost, it is minimum to take up room, being adapted to LNG Power Vessels makes
With.
In addition, the utility model passes through ECU ECUs（ECU refers to engine control unit, i.e. engine
Control unit, refers in particular to the electronic control system of BBG）To control to install speed probe, pressure biography on a diesel engine
Sensor, exhaust gas temperature sensor, throttle position switch, throttle actuator, gas injector, will be surveyed by each sensor
The data of amount are transferred to ECU ECUs, and the injection of diesel oil and gas injector is controlled according to the change of rotating speed and load
Amount, control is accurate；Single use diesel fuel mode can be started by ECU ECUs, stop supply natural gas, so install should
The motor hand operation mode of double fuel power set is identical with former machine, can fully meet actually used situation；Using natural
Gas can save energy, reduction pollution.
Description of the drawings
Fig. 1 is systematic schematic diagram of the present utility model；
Fig. 2 is that the structural representation that heat-conducting piece is connected with fresh water in fresh-water tank is wound in the utility model Diesel Engine Exhaust Pipe
Figure；
Fig. 3 is the double fuel power set inner mounting structure schematic diagram of the utility model Power Vessel.
Specific embodiment
With reference to the accompanying drawings and examples the utility model is described in further detail.
As shown in Figure 1, Figure 2 and Figure 3, a kind of double fuel power set of Power Vessel of the utility model include LNG supply system
System 2, diesel engine 1, double fuel electric-controlling injection system 3, LNG air supply systems 2 and double fuel electric-controlling injection system 3 respectively with diesel engine
1 connection；LNG air supply systems 2 include air accumulator 21, water bath carburetor 22, and air accumulator 21 is connected with water bath carburetor 22；The bavin
Heat-conducting piece 5 is connected with the outer of blast pipe 4 of oil machine 1, the heat-conducting piece 5 is by the heat transfer on blast pipe 4 to fresh-water tank 6
It is interior, then distributed by fresh-water tank 6 into water bath carburetor 22 and carry out thermal cycle.
Used as an optimal technical scheme of technical solutions of the utility model, the heat-conducting piece 5 is that thermal conductivity factor is higher
Metal tape, the metal tape is wound in the outer of blast pipe 4 of the diesel engine 1, finally draws two pole plates, and two pole plates pass through
Permeability cell 7 on fresh-water tank 6 is connected with the fresh water in fresh-water tank.
Used as an optimal technical scheme of technical solutions of the utility model, the metal tape is aluminium strip.
Original state is diesel fuel mode when double fuel power set run, and if being accomplished by passing through using natural gas pattern
Vaporizer is converted into NG into engine in-cylinder combustion the LNG in air accumulator.The process of conversion NG needs to absorb heat, all needs
Carry out hot water circuit to heat, and now ship mainly uses electric heater or jacket water heat cycles to obtain heat
Amount.
As shown in figure 3, a kind of double fuel power set of Power Vessel of the utility model are close in the blast pipe 4 of diesel engine 1
Host side chooses one section and wraps up blast pipe using metal aluminium thin plate and draw two pole plates to fresh-water tank, is had using metallic aluminium
High-quality heat-conduction effect, exhaust temperature of the tube outer surface more than 100 DEG C is introduced in fresh-water tank by permeability cell so that fresh water
Temperature in case can at least be raised and be maintained at 52 DEG C or so, it is sufficient to meet the requirement of vaporizer interior circulation coolant-temperature gage.
The use of this device can reduce the usage amount of electric heater on ship, save certain cost.And for using
The ship of main frame interior circulation water heated vaporizer, is required in the supporting water tank open interior of main frame, and one shared with vaporizer swollen
Swollen water tank, so can all produce certain impact to original main frame heat circulating system, and general main frame producer does not take into account that more yet
Will not reserved location.Independence mutual between two systems on ship can be improved using this device, it is ensured that ship normal/cruise
Security.And cost of investment very little, it is easy to aboard ship install, while saving pipeline and valve member, easy access and maintenance.
Further, the double fuel electric-controlling injection system 3 includes that ECU ECUs 31, speed probe 32, pressure are passed
Sensor 33, exhaust gas temperature sensor 34, throttle position switch 35, throttle actuator 36, gas injector 37, revolution speed sensing
Device 32, pressure sensor 33, exhaust gas temperature sensor 34, throttle position switch 35, throttle actuator 36, gas injector
37 are fixedly installed on diesel engine 1, and are all connected with ECU ECUs 31, water bath carburetor 22 and gas injector 37
Connection.
Storage has LNG in air accumulator 21, and through water bath carburetor 22 NG is gasificated into, then Jing pipelines are sent to natural gas injection
In valve 37, ECU ECUs 31 are passed according to speed probe 32, pressure sensor 33, exhaust gas temperature sensor 34, throttle position
The data analysis that sensor 35, throttle actuator 36 are passed back, gas injector 37 is controlled according to the change of rotating speed and load
Emitted dose.
In addition to the implementation, the utility model can also have other embodiment, all employing equivalents or equivalent change
The technical scheme to be formed is changed, is all fallen within the protection domain of the utility model requirement.
Claims (4)
1. a kind of double fuel power set of Power Vessel, including LNG air supply systems, diesel engine, double fuel electric-controlling injection system, institute
State LNG air supply systems and double fuel electric-controlling injection system is connected respectively with diesel engine；The LNG air supply systems include air accumulator,
Water bath carburetor, the air accumulator is connected with water bath carburetor；Characterized in that, be connected with the blast pipe of the diesel engine leading
Warmware, the heat-conducting piece is by the heat transfer on blast pipe to fresh-water tank, then is distributed by fresh-water tank and enter water bath carburetor
Carry out thermal cycle.
2. double fuel power set of Power Vessel according to claim 1, it is characterised in that the heat-conducting piece is heat conduction system
The higher metal tape of number, the metal tape is wound on the blast pipe of diesel engine on a section of host side, after winding
Metal tape finally draws two heat conduction pole plates, and two heat conduction pole plates are by the fresh water phase in the permeability cell on fresh-water tank and fresh-water tank
Even.
3. double fuel power set of Power Vessel according to claim 2, it is characterised in that the metal tape is aluminium strip.
4. double fuel power set of Power Vessel according to claim 1, it is characterised in that the double fuel electric-controlled injection
System includes ECU ECUs, speed probe, pressure sensor, exhaust gas temperature sensor, throttle position switch, throttle
Actuator, gas injector, the speed probe, pressure sensor, exhaust gas temperature sensor, throttle position switch,
Throttle actuator, gas injector are fixedly installed on a diesel engine, and are all connected with ECU ECUs, the water-bath vapour
Change device to be connected with gas injector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621122234.4U CN206111376U (en) | 2016-10-14 | 2016-10-14 | Double -fuel power device of power driven vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621122234.4U CN206111376U (en) | 2016-10-14 | 2016-10-14 | Double -fuel power device of power driven vessel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206111376U true CN206111376U (en) | 2017-04-19 |
Family
ID=58529495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621122234.4U Expired - Fee Related CN206111376U (en) | 2016-10-14 | 2016-10-14 | Double -fuel power device of power driven vessel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206111376U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110937095A (en) * | 2019-12-13 | 2020-03-31 | 江苏科技大学海洋装备研究院 | Cargo ship using LNG-battery hybrid power propulsion system |
-
2016
- 2016-10-14 CN CN201621122234.4U patent/CN206111376U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110937095A (en) * | 2019-12-13 | 2020-03-31 | 江苏科技大学海洋装备研究院 | Cargo ship using LNG-battery hybrid power propulsion system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170419 Termination date: 20181014 |