CN211008919U - Multi-fuel switching and adjusting device for marine engine - Google Patents
Multi-fuel switching and adjusting device for marine engine Download PDFInfo
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- CN211008919U CN211008919U CN201921744315.1U CN201921744315U CN211008919U CN 211008919 U CN211008919 U CN 211008919U CN 201921744315 U CN201921744315 U CN 201921744315U CN 211008919 U CN211008919 U CN 211008919U
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- fuel
- marine engine
- oil
- heater
- flowmeter
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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 provides a marine engine many fuels switches and adjusting device, includes fuel feeding tank, coarse filter, fuel feed pump, flowmeter, heater, secondary filter, governing valve, diverter valve and control box, fuel feeding tank's input port link to each other with fuel feed system through the governing valve, this fuel feeding tank's output port passes through the pipeline in proper order the coarse filter, fuel feed pump, flowmeter, heater, secondary filter, diverter valve link to each other with marine engine's fuel entry, the control box with governing valve, the control end of diverter valve link to each other, the signal output part of flowmeter with the input of control box link to each other, other input ports and other fuel feed system of diverter valve link to each other. The utility model discloses can realize that the many fuels of engine switch, adjust, solve the many fuels of current marine engine and switch and adjust a difficult problem.
Description
Technical Field
The utility model relates to a marine engine, especially a marine engine multi-fuel switches and adjusting device mainly solves switching and fuel regulation problem between marine engine multi-fuel.
Background
At present, the variety of fuel supply for ship engines is wide in the global scope, and on the basis of the original liquid fuel engine, various main engine manufacturers also develop main engines of liquid/gas fuel and widely apply the main engines to ships. Because of the wide variety of engine fuels and the great difference in fuel properties and combustion properties of various fuels, how to safely and quickly realize the switching of multiple fuels and the accurate adjustment of fuels is a difficult point and a key point.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a marine engine fuel switching and adjusting device that how, the device can solve the difficult problem of switching and regulation between the fuel of engine.
The technical solution of the utility model is as follows:
a multi-fuel switching and regulating device of a marine engine is characterized by comprising an oil supply tank, a coarse filter, a fuel supply pump, a flowmeter, a heater, a fine filter, a regulating valve, a switching valve and a control box, wherein an input port of the oil supply tank is connected with a fuel supply system through the regulating valve, an output port of the oil supply tank is sequentially connected with a fuel inlet of the marine engine through the coarse filter, the fuel supply pump, the flowmeter, the heater, the fine filter and the switching valve through pipelines, the control box is connected with a control end of the regulating valve and the switching valve, a signal output end of the flowmeter is connected with an input end of the control box, and other input ports of the switching valve are connected with other fuel supply systems; the fuel supply tank is used for storing fuel and internally provided with a heater module, and the heater module heats the fuel to prevent the fuel from being solidified at a low temperature; the coarse filter is used for primarily filtering sundries in the fuel oil; the fuel supply pump is used for pumping fuel in the fuel supply tank to the marine engine; the flow meter is used for metering the fuel flow; the heater is used for heating fuel oil in the pipeline to meet the design requirement; the fine filter is used for further filtering impurities in the fuel oil; the regulating valve is used for regulating the pressure and the flow of the fuel oil; the switching valve is used for switching other fuels and fuel oil; the control box is used for controlling the regulating valve and the switching valve, and the flow meter monitors the fuel flow and feeds back the fuel flow to the control box.
The utility model discloses many fuels of marine engine switch and adjusting device can realize that many fuels of engine switch, adjust, has solved the many fuels of current marine engine and has switched and adjust a difficult problem.
Drawings
Fig. 1 is a schematic view of the multi-fuel switching and adjusting device of the marine engine of the present invention.
In the figure:
1-an oil supply tank; 2-a coarse filter; 3-a fuel supply pump; 4-a flow meter; 5-a heater; 6-fine filter; 7-adjusting valve; 8-a switching valve; 9-control box
Detailed Description
The present invention will be further explained with reference to the drawings and examples. But should not be taken as limiting the scope of the invention.
Referring to fig. 1, fig. 1 is a schematic view of the multi-fuel switching and adjusting device of the marine engine of the present invention, and it can be seen from the figure that the multi-fuel switching and adjusting device of the marine engine of the present invention comprises an oil supply tank 1, a coarse filter 2, a fuel oil supply pump 3, a flow meter 4, a heater 5, a fine filter 6, a regulating valve 7, a switching valve 8 and a control box 9, wherein an input port of the oil supply tank 1 is connected to a fuel oil supply system through the regulating valve 7, the output port of the oil supply tank 1 is connected with the fuel inlet of the marine engine through a rough filter 2, a fuel oil supply pump 3, a flow meter 4, a heater 5, a fine filter 6 and a switching valve 8 in sequence through pipelines, the control box 9 is connected with the control ends of the regulating valve 7 and the switching valve 8, the signal output end of the flowmeter 4 is connected with the input end of the control box 9, and other input ports of the switching valve 8 are connected with other fuel supply systems; the fuel supply tank 1 is used for storing fuel and internally provided with a heater module, and the heater module heats the fuel to prevent the fuel from being solidified at a low temperature; the coarse filter 2 is used for primarily filtering sundries in the fuel oil; the fuel supply pump 3 is used for pumping the fuel in the fuel supply tank 1 to the marine engine; the flow meter 4 is used for metering the fuel flow; the heater 5 is used for heating fuel oil in the pipeline to meet the design requirement; the fine filter 6 is used for further filtering impurities in the fuel oil; the regulating valve 7 is used for regulating the pressure and flow of fuel oil; the switching valve 8 is used for switching other fuels and fuel oil; the control box 9 is used for controlling the regulating valve 7 and the switching valve 8, and the flow meter 4 monitors the fuel flow and feeds the fuel flow back to the control box 9.
The device can be switched among various fuels.
In a fuel mode (shown in figure 1), a fuel supply pump 3 enables fuel to pass through a coarse filter 4 and a flow meter 4, the flow meter 4 can display the flow rate of the monitored fuel in real time, and can transmit a flow signal to a monitoring module of a control box 9, the control box 9 controls the fuel return pressure of an adjusting valve 7 according to the actual flow condition, the fuel passes through a heater 5, the heater heats the fuel to the fuel temperature required by an engine, the heated fuel flows into a switching valve 8 through a fine filter 6, and the switching valve 8 is used for switching the fuel through the control signal sent by the control box 9 and switching the fuel to the required fuel.
The regulating valve 7 and the flow meter 4 are respectively the monitoring and control regulating objects of the fuel system and are main equipment for realizing the fuel regulating function of the engine, and the switching valve 8 is main equipment for realizing the fuel switching function of the engine. The regulating valve 7 and the switching valve 8 are proportional regulating valves, can receive and send 4-20 mA analog quantity signals, and feed back and receive signals transmitted by the control box 9. The flowmeter 4, the control box 9 and the regulating valve 7 form a semi-closed loop control process, and the semi-closed loop control process belongs to feedback control, and has high fuel oil regulating precision and quick response. And the requirement of a fuel regulation function is met.
The foregoing shows and describes the general principles and features of the present invention, together with the general advantages thereof. Any obvious modifications to the above would be obvious to those of ordinary skill in the art, but would not bring the invention so modified beyond the spirit and scope of the present invention. The scope of the invention is defined by the appended claims.
Claims (1)
1. A multi-fuel switching and adjusting device of a marine engine is characterized by comprising an oil supply tank (1), a coarse filter (2), a fuel supply pump (3), a flowmeter (4), a heater (5), a fine filter (6), a regulating valve (7), a switching valve (8) and a control tank (9), wherein an input port of the oil supply tank (1) is connected with a fuel supply system through the regulating valve (7), an output port of the oil supply tank (1) is sequentially connected with a fuel inlet of the marine engine through the coarse filter (2), the fuel supply pump (3), the flowmeter (4), the heater (5), the fine filter (6) and the switching valve (8) through pipelines, the control tank (9) is connected with control ends of the regulating valve (7) and the switching valve (8), and a signal output end of the flowmeter (4) is connected with an input end of the control tank (9), the other input port of the switching valve (8) is connected with other fuel supply systems; the fuel supply tank (1) is used for storing fuel and internally provided with a heater module, and the heater module heats the fuel to prevent the fuel from being solidified at low temperature; the coarse filter (2) is used for preliminarily filtering sundries in the fuel oil; the fuel supply pump (3) is used for pumping the fuel in the fuel supply tank (1) to the marine engine; the flow meter (4) is used for metering the fuel flow; the heater (5) is used for heating fuel oil in the pipeline to meet the design requirement; the fine filter (6) is used for further filtering impurities in the fuel oil; the regulating valve (7) is used for regulating the pressure and the flow of fuel oil; the switching valve (8) is used for switching other fuels and fuel oil; the control box (9) is used for controlling the regulating valve (7) and the switching valve (8), and the flowmeter (4) monitors the flow of the fuel and feeds the flow back to the control box (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921744315.1U CN211008919U (en) | 2019-10-17 | 2019-10-17 | Multi-fuel switching and adjusting device for marine engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921744315.1U CN211008919U (en) | 2019-10-17 | 2019-10-17 | Multi-fuel switching and adjusting device for marine engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211008919U true CN211008919U (en) | 2020-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921744315.1U Active CN211008919U (en) | 2019-10-17 | 2019-10-17 | Multi-fuel switching and adjusting device for marine engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211008919U (en) |
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2019
- 2019-10-17 CN CN201921744315.1U patent/CN211008919U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211009 Address after: 200129 No. 1333, Laiyang Road, Pudong New Area, Shanghai Patentee after: China Shipbuilding Power (Group) Co.,Ltd. Patentee after: HUDONG HEAVY MACHINERY Co.,Ltd. Address before: 200129 346, 2851 Pudong Avenue, Shanghai, Pudong New Area Patentee before: HUDONG HEAVY MACHINERY Co.,Ltd. |
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| TR01 | Transfer of patent right |