CN204344310U - LNG double fuel air supply system peculiar to vessel - Google Patents
LNG double fuel air supply system peculiar to vessel Download PDFInfo
- Publication number
- CN204344310U CN204344310U CN201420864506.2U CN201420864506U CN204344310U CN 204344310 U CN204344310 U CN 204344310U CN 201420864506 U CN201420864506 U CN 201420864506U CN 204344310 U CN204344310 U CN 204344310U
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- CN
- China
- Prior art keywords
- heat exchanger
- air supply
- supply system
- diesel engine
- lng
- 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
- Y02T10/30—Use of alternative fuels, e.g. biofuels
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- Output Control And Ontrol Of Special Type Engine (AREA)
Abstract
The utility model discloses a kind of LNG double fuel air supply system peculiar to vessel, this system comprises: LNG air supply system, diesel engine, double fuel electric-controlling injection system, and LNG air supply system is connected with diesel engine respectively with double fuel electric-controlling injection system; LNG air supply system comprises the gas holder, filter, heat exchanger, the pressure governor that connect successively; Water-supplying mouth, the backwater mouth of heat exchanger are connected respectively by the water tank of pipeline with described diesel engine, and the water-supplying mouth place of heat exchanger is provided with infusion pump, and the hot water in diesel engine radiator is reflow tank after described heat exchanger heat exchange.By by diesel engine radiator and heat exchanger together with, water in water tank circulates between, can the complementarity of the abundant physical property of the two, namely liquid gas temperature in pressure reduction reduces, for ensureing that security needs are heated it, and diesel engine produces amount of heat in operation process, need to carry out water-cooled, whole system energy utilization rate is higher thus.
Description
Technical field
The utility model relates to a kind of LNG double fuel air supply system peculiar to vessel.
Background technique
Rock gas is clean as one, gaseous fuel efficiently, due to its distinguishing feature in environmetal impact, energy efficiency etc., become the important energy source of 21 development of world economy.Energy-conserving and environment-protective industry is greatly developed in country, under advancing the policy guide of low-carbon economy, administer the pollution of inland navigation craft Bilge water discharge and become the most important thing, existing inland navigation craft drives primarily of diesel powered, fuel consumption is high, waste oil, waste water, discharge amount of exhaust gas are large, both increase cost of transportation, again befouling environment.If the inland navigation craft of application diesel oil and LNG double fuel marine diesel engine, to the green shipping of development, make low-carbon (LC) boats and ships and play a very important role.
Model utility content
For prior art Problems existing, the purpose of this utility model is the LNG double fuel air supply system peculiar to vessel providing a kind of system energy consumption utilization ratio higher.
For achieving the above object, the utility model LNG double fuel peculiar to vessel air supply system comprises: LNG air supply system, diesel engine, double fuel electric-controlling injection system, and LNG air supply system is connected with diesel engine respectively with double fuel electric-controlling injection system; LNG air supply system comprises the gas holder, filter, heat exchanger, the pressure governor that connect successively; Double fuel electric-controlling injection system comprises ECU ECU (Electrical Control Unit), speed probe, pressure transducer, exhaust gas temperature sensor, throttle position switch, throttle actuator, gas injector, speed probe, pressure transducer, exhaust gas temperature sensor, throttle position switch, throttle actuator, gas injector are all fixedly installed on a diesel engine, and be all connected with ECU ECU (Electrical Control Unit), pressure governor is connected with gas injector; Water-supplying mouth, the backwater mouth of described heat exchanger are connected respectively by the water tank of pipeline with described diesel engine, and the water-supplying mouth place of heat exchanger is provided with infusion pump, and the hot water in diesel engine radiator is reflow tank after described heat exchanger heat exchange.
Further, described heat exchanger comprises first-class heat exchanger and secondary heat exchanger; Described pressure governor comprises one-level pressure governor and second voltage regulation device; First-class heat exchanger is connected with one-level pressure governor, secondary heat exchanger, second voltage regulation device successively; Second voltage regulation device is connected with described gas injector.
Further, each branch line is provided with safety valve and pressure gauge, gauge table to described LNG air supply system.
In the utility model, by by diesel engine radiator and heat exchanger together with, water in water tank circulates between, can the complementarity of the abundant physical property of the two, namely liquid gas temperature in pressure reduction reduces, and for ensureing that security needs are heated it, and diesel engine produces amount of heat in operation process, need to carry out water-cooled, whole system energy utilization rate is higher thus.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Embodiment
Below, with reference to accompanying drawing, the utility model is more fully illustrated, shown in the drawings of exemplary embodiment of the present utility model.But the utility model can be presented as multiple multi-form, and should not be construed as the exemplary embodiment being confined to describe here.But, these embodiments are provided, thus make the utility model comprehensively with complete, and scope of the present utility model is fully conveyed to those of ordinary skill in the art.
For ease of illustrating, here can use such as " on ", the space relative terms such as D score " left side " " right side ", for illustration of the element of shown in figure or the feature relation relative to another element or feature.It should be understood that except the orientation shown in figure, spatial terminology is intended to comprise device different azimuth in use or operation.Such as, if the device in figure is squeezed, be stated as the element being positioned at other elements or feature D score will be positioned at other elements or feature " on ".Therefore, exemplary term D score can comprise upper and lower both orientation.Device can otherwise be located (90-degree rotation or be positioned at other orientation), and space used here illustrates relatively can correspondingly explain.
As shown in Figure 1, the utility model LNG double fuel peculiar to vessel air supply system, comprising: LNG air supply system, diesel engine, double fuel electric-controlling injection system, and LNG air supply system is connected with diesel engine respectively with double fuel electric-controlling injection system; LNG air supply system comprises the gas holder 1, filter, heat exchanger, the pressure governor that connect successively; Double fuel electric-controlling injection system comprises ECU ECU (Electrical Control Unit), speed probe, pressure transducer, exhaust gas temperature sensor, throttle position switch, throttle actuator, gas injector;
Speed probe, pressure transducer, exhaust gas temperature sensor, throttle position switch, throttle actuator, gas injector are all fixedly installed on a diesel engine, and are all connected with ECU ECU (Electrical Control Unit), and pressure governor is connected with gas injector; Water-supplying mouth, the backwater mouth of heat exchanger are connected respectively by the water tank of pipeline with described diesel engine, and the water-supplying mouth place of heat exchanger is provided with infusion pump, and the hot water in diesel engine radiator is reflow tank after heat exchanger heat exchange.Heat exchanger comprises first-class heat exchanger and secondary heat exchanger; Pressure governor comprises one-level pressure governor and second voltage regulation device; First-class heat exchanger is connected with one-level pressure governor, secondary heat exchanger, second voltage regulation device successively; Second voltage regulation device is connected with described gas injector.Each branch line is provided with LNG air supply system safety valve 8 and pressure gauge, gauge table 5.
By ECU ECU (Electrical Control Unit), (ECU refers to engine control unit to the utility model, i.e. control unit of engine, refer in particular to the electronic control system of electronic fuel injection engine) control speed probe, pressure transducer, exhaust gas temperature sensor, throttle position switch, throttle actuator, the gas injector installed on a diesel engine, by each sensor, the data of measurement are transferred to ECU ECU (Electrical Control Unit), according to the change of rotating speed and load, control the emitted dose of diesel oil and gas injector, control accurately; Single use diesel fuel mode can be started by ECU ECU (Electrical Control Unit), stop supply rock gas, so the motor hand operation mode installing these double fuel power plant is identical with former machine, actual service condition can be met completely; Use rock gas can save the energy, decreasing pollution.
Claims (3)
1. LNG double fuel air supply system peculiar to vessel, it is characterized in that, this system comprises: LNG air supply system, diesel engine, double fuel electric-controlling injection system, and LNG air supply system is connected with diesel engine respectively with double fuel electric-controlling injection system; LNG air supply system comprises the gas holder, filter, heat exchanger, the pressure governor that connect successively; Double fuel electric-controlling injection system comprises ECU ECU (Electrical Control Unit), speed probe, pressure transducer, exhaust gas temperature sensor, throttle position switch, throttle actuator, gas injector, speed probe, pressure transducer, exhaust gas temperature sensor, throttle position switch, throttle actuator, gas injector are all fixedly installed on a diesel engine, and be all connected with ECU ECU (Electrical Control Unit), pressure governor is connected with gas injector; Water-supplying mouth, the backwater mouth of described heat exchanger are connected respectively by the water tank of pipeline with described diesel engine, and the water-supplying mouth place of heat exchanger is provided with infusion pump, and the hot water in diesel engine radiator is reflow tank after described heat exchanger heat exchange.
2. LNG double fuel air supply system peculiar to vessel as claimed in claim 1, it is characterized in that, described heat exchanger comprises first-class heat exchanger and secondary heat exchanger, and described pressure governor comprises one-level pressure governor and second voltage regulation device; First-class heat exchanger is connected with one-level pressure governor, secondary heat exchanger, second voltage regulation device successively; Second voltage regulation device is connected with described gas injector.
3. LNG double fuel air supply system peculiar to vessel as claimed in claim 1, is characterized in that, each branch line is provided with safety valve and pressure gauge, gauge table to described LNG air supply system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420864506.2U CN204344310U (en) | 2014-12-29 | 2014-12-29 | LNG double fuel air supply system peculiar to vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420864506.2U CN204344310U (en) | 2014-12-29 | 2014-12-29 | LNG double fuel air supply system peculiar to vessel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204344310U true CN204344310U (en) | 2015-05-20 |
Family
ID=53227583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420864506.2U Expired - Fee Related CN204344310U (en) | 2014-12-29 | 2014-12-29 | LNG double fuel air supply system peculiar to vessel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204344310U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU182967U1 (en) * | 2018-05-28 | 2018-09-06 | Денис Викторович Шабалин | SYSTEM OF SHORT FORCING POWER INSTALLATION OF THE TANK WITH FUEL AND WATER SUPPLY TO THE INLET MANIFOLD OF THE ENGINE |
| RU191481U1 (en) * | 2019-05-06 | 2019-08-07 | Денис Викторович Шабалин | SYSTEM OF SHORT FORCING POWER INSTALLATION OF THE TANK WITH FUEL AND WATER SUPPLY TO THE INLET MANIFOLD OF THE ENGINE |
-
2014
- 2014-12-29 CN CN201420864506.2U patent/CN204344310U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU182967U1 (en) * | 2018-05-28 | 2018-09-06 | Денис Викторович Шабалин | SYSTEM OF SHORT FORCING POWER INSTALLATION OF THE TANK WITH FUEL AND WATER SUPPLY TO THE INLET MANIFOLD OF THE ENGINE |
| RU191481U1 (en) * | 2019-05-06 | 2019-08-07 | Денис Викторович Шабалин | SYSTEM OF SHORT FORCING POWER INSTALLATION OF THE TANK WITH FUEL AND WATER SUPPLY TO THE INLET MANIFOLD OF THE ENGINE |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150520 Termination date: 20171229 |