CN110671246A - Multi-fuel switching and regulating device for marine engine - Google Patents
Multi-fuel switching and regulating device for marine engineDownload PDFInfo
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- CN110671246A CN110671246ACN201910989020.9ACN201910989020ACN110671246ACN 110671246 ACN110671246 ACN 110671246ACN 201910989020 ACN201910989020 ACN 201910989020ACN 110671246 ACN110671246 ACN 110671246A
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- 239000000446fuelSubstances0.000titleclaimsabstractdescription117
- 230000001105regulatory effectEffects0.000titleclaimsabstractdescription25
- 239000000295fuel oilSubstances0.000claimsdescription7
- 239000012535impuritySubstances0.000claimsdescription3
- 238000010438heat treatmentMethods0.000claims1
- 238000011045prefiltrationMethods0.000abstractdescription2
- 238000010586diagramMethods0.000description2
- 239000007788liquidSubstances0.000description2
- 238000000034methodMethods0.000description2
- 238000012544monitoring processMethods0.000description2
- 238000002485combustion reactionMethods0.000description1
Classifications
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/0047—Layout or arrangement of systems for feeding fuel
- F02M37/0064—Layout or arrangement of systems for feeding fuel for engines being fed with multiple fuels or fuels having special properties, e.g. bio-fuels; varying the fuel composition
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
- F02D19/0602—Control of components of the fuel supply system
- F02D19/0613—Switch-over from one fuel to another
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
- F02D19/0626—Measuring or estimating parameters related to the fuel supply system
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
- F02D19/0639—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed characterised by the type of fuels
- F02D19/0649—Liquid fuels having different boiling temperatures, volatilities, densities, viscosities, cetane or octane numbers
- F02D19/0657—Heavy or light fuel oils; Fuels characterised by their impurities such as sulfur content or differences in grade, e.g. for ships
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
- F02D19/0663—Details on the fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
- F02D19/0673—Valves; Pressure or flow regulators; Mixers
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D29/00—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto
- F02D29/02—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto peculiar to engines driving vehicles; peculiar to engines driving variable pitch propellers
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/0047—Layout or arrangement of systems for feeding fuel
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Abstract
Translated fromChinese
Description
Translated fromChinese技术领域technical field
本发明涉及船舶，特别是一种船用发动机多燃料切换及调节装置，主要解决船舶发动机多燃料间的切换及燃料调节问题。The invention relates to ships, in particular to a multi-fuel switching and adjusting device for marine engines, which mainly solves the problems of switching between multi-fuels and fuel adjustment of ship engines.
背景技术Background technique
目前全球范围内船舶发动机的供给燃料种类繁多，在原有液体燃料发动机的基础上，各大主机厂商也研发出液体/气体燃料和气体燃料的主机已并在船舶上广泛应用。由于发动机燃料的种类繁多，且各种燃料的燃料特性及燃烧特性大不相同，如何能安全快速的实现多燃料的切换和燃料的精确调节是难点和重点。At present, there are many types of fuels supplied to ship engines around the world. On the basis of the original liquid fuel engines, major engine manufacturers have also developed liquid/gas fuel and gas fuel engines, which have been widely used on ships. Since there are many kinds of engine fuels, and the fuel characteristics and combustion characteristics of various fuels are quite different, it is difficult and important to realize the switching of multiple fuels and the precise adjustment of fuels safely and quickly.
发明内容SUMMARY OF THE INVENTION
本发明的目的是提供一种船用发动机多燃料切换及调节装置，该装置可解决发动机多燃料之间的切换和调节的难题。The purpose of the present invention is to provide a multi-fuel switching and adjusting device for a marine engine, which can solve the difficult problem of switching and adjusting between multiple fuels of an engine.
本发明的技术解决方案如下：The technical solution of the present invention is as follows:
一种船用发动机多燃料切换及调节装置，其特点在于该装置包括供油箱、粗滤器、燃油供给泵、流量计、加热器、精滤器、调节阀、切换阀和控制箱，所述的供油箱的输入端口经调节阀与燃油供给系统相连，该供油箱的输出端口通过管道依次经所述的粗滤器、燃油供给泵、流量计、加热器、精滤器、切换阀与船用发动机的燃料入口相连，所述的控制箱与所述的调节阀、切换阀的控制端相连，所述的流量计的信号输出端与所述的控制箱的输入端相连，所述的切换阀其他输入端口与其他燃料供应系统相连；所述的供油箱用于存储燃油，内含加热器模块，加热器模块加热燃油防止燃油在低温下凝固；所述的粗滤器用于初步过滤燃油中的杂物；所述的燃油供给泵用于将供油箱中的燃油泵送至船用发动机；所述的流量计用于计量燃油流量；所述的加热器用于加热管道中的燃油，达到设计要求；所述的精滤器用于进一步过滤燃油中的杂质；所述的调节阀用于调节燃油压力、流量；所述的切换阀用于切换其他燃料和燃油；所述的控制箱用于控制所述的调节阀、切换阀，所述的流量计监测燃油流量反馈至所述的控制箱。A multi-fuel switching and regulating device for marine engines is characterized in that the device includes a fuel supply tank, a coarse filter, a fuel supply pump, a flow meter, a heater, a fine filter, a regulating valve, a switching valve and a control box, and the fuel supply tank The input port of the fuel supply tank is connected to the fuel supply system through the regulating valve, and the output port of the fuel supply tank is connected to the fuel inlet of the marine engine through the pipeline through the described coarse filter, fuel supply pump, flow meter, heater, fine filter and switching valve. , the control box is connected with the control end of the regulating valve and the switching valve, the signal output end of the flow meter is connected with the input end of the control box, and the other input ports of the switching valve are connected with other The fuel supply system is connected; the fuel supply tank is used to store fuel, and contains a heater module, which heats the fuel to prevent the fuel from solidifying at low temperature; the coarse filter is used to preliminarily filter the sundries in the fuel; the The fuel supply pump is used to pump the fuel in the fuel supply tank to the marine engine; the flow meter is used to measure the fuel flow; the heater is used to heat the fuel in the pipeline to meet the design requirements; the fine filter Used to further filter impurities in the fuel; the regulating valve is used to adjust the fuel pressure and flow; the switching valve is used to switch other fuels and fuel; the control box is used to control the regulating valve, switch valve, the flow meter monitors the fuel flow and feeds back to the control box.
本发明船用发动机多燃料切换及调节装置，能实现发动机多燃料切换、调节，解决了现有船用发动机多燃料切换及调节难题。The multi-fuel switching and adjustment device for the marine engine of the invention can realize the multi-fuel switching and adjustment of the engine, and solves the problem of the existing marine engine multi-fuel switching and adjustment.
附图说明Description of drawings
图1是本发明船用发动机多燃料切换及调节装置示意图。FIG. 1 is a schematic diagram of the multi-fuel switching and adjusting device for a marine engine according to the present invention.
图中：In the picture:
1-供油箱；2-粗滤器；3-燃油供给泵；4-流量计；5-加热器；6-精滤器；7-调节阀；8-切换阀；9-控制箱1-fuel supply tank; 2-coarse filter; 3-fuel supply pump; 4-flow meter; 5-heater; 6-fine filter; 7-regulating valve; 8-switching valve; 9-control box
具体实施方式Detailed ways
下面将结合附图和实施例对本发明作进一步说明。但不应以此限制本发明的保护范围。The present invention will be further described below with reference to the accompanying drawings and embodiments. However, this should not limit the protection scope of the present invention.
先请参阅图1，图1是本发明船用发动机多燃料切换及调节装置示意图，由图可见，本发明船用发动机多燃料切换及调节装置，包括供油箱1、粗滤器2、燃油供给泵3、流量计4、加热器5、精滤器6、调节阀 7、切换阀8和控制箱9，所述的供油箱1的输入端口经调节阀7与燃油供给系统相连，该供油箱1的输出端口通过管道依次经所述的粗滤器2、燃油供给泵3、流量计4、加热器5、精滤器6、切换阀8与船用发动机的燃料入口相连，所述的控制箱9与所述的调节阀7、切换阀8的控制端相连，所述的流量计4的信号输出端与所述的控制箱9的输入端相连，所述的切换阀8的其他输入端口与其他燃料供应系统相连；所述的供油箱1用于存储燃油，内含加热器模块，加热器模块加热燃油防止燃油在低温下凝固；所述的粗滤器2用于初步过滤燃油中的杂物；所述的燃油供给泵3用于将供油箱1中的燃油泵送至船用发动机；所述的流量计4 用于计量燃油流量；所述的加热器5用于加热管道中的燃油，以达到设计要求；所述的精滤器6用于进一步过滤燃油中的杂质；所述的调节阀 7用于调节燃油压力、流量；所述的切换阀8用于切换其他燃料和燃油；所述的控制箱9用于控制所述的调节阀7、切换阀8，所述的流量计4 监测燃油流量并反馈至控制箱9。Please refer to FIG. 1 first. FIG. 1 is a schematic diagram of the multi-fuel switching and adjusting device for a marine engine of the present invention. As can be seen from the figure, the multi-fuel switching and adjusting device for a marine engine of the present invention includes a fuel supply tank 1, a coarse filter 2, a fuel supply pump 3, Flowmeter 4, heater 5, fine filter 6, regulating valve 7, switching valve 8 and control box 9, the input port of the fuel supply tank 1 is connected with the fuel supply system through the regulating valve 7, and the output port of the fuel supply tank 1 Through the pipeline, it is connected to the fuel inlet of the marine engine through the said coarse filter 2, the fuel supply pump 3, the flow meter 4, the heater 5, the fine filter 6 and the switching valve 8 in sequence, and the said control box 9 is connected with the said regulator The control ends of the valve 7 and the switching valve 8 are connected, the signal output end of the flow meter 4 is connected with the input end of the control box 9, and the other input ports of the switching valve 8 are connected with other fuel supply systems; The fuel supply tank 1 is used to store fuel oil, and contains a heater module, which heats the fuel oil to prevent the fuel oil from solidifying at low temperature; the coarse filter 2 is used to preliminarily filter the sundries in the fuel oil; the fuel oil supply The pump 3 is used to pump the fuel in the fuel supply tank 1 to the marine engine; the flow meter 4 is used to measure the fuel flow; the heater 5 is used to heat the fuel in the pipeline to meet the design requirements; the The fine filter 6 is used to further filter impurities in the fuel; the regulating valve 7 is used to adjust the fuel pressure and flow; the switching valve 8 is used to switch other fuels and fuel; the control box 9 is used to control The regulating valve 7 , the switching valve 8 , and the flow meter 4 monitor the fuel flow and feed back to the control box 9 .
该装置可在各种燃料中进行切换。The unit is switchable among various fuels.
在燃油模式(图1)下，燃油供给泵3将燃油通过粗滤器4，经过流量计4，流量计4能实时显示监测燃油的流量，并能将流量信号传送至控制箱9的监测模块中，控制箱9根据实际的流量情况，控制调节阀7 的燃油回油压力，燃油经过加热器5，加热器把燃油温度加热至进发动机要求的燃油温度，加热后的燃油再经过精滤器6流入切换阀8，切换阀8作用是通过控制箱9发出的控制信号切换燃料，可以将燃料切换至要求的燃料。In the fuel mode (Fig. 1), the fuel supply pump 3 passes the fuel through the pre-filter 4, and through the flow meter 4, the flow meter 4 can display and monitor the flow of the fuel in real time, and can transmit the flow signal to the monitoring module of the control box 9. , the control box 9 controls the fuel return pressure of the regulating valve 7 according to the actual flow rate, the fuel passes through the heater 5, the heater heats the fuel temperature to the fuel temperature required by the engine, and the heated fuel flows into the fine filter 6. The switching valve 8, the function of the switching valve 8 is to switch the fuel through the control signal sent by the control box 9, and the fuel can be switched to the required fuel.
调节阀7和流量计4分别是这套燃油系统的监测和控制调节对象，是实现发动机燃油调节功能的主要设备，而切换阀8是实现发动机燃油切换功能的主要设备。调节阀7和切换阀8都是比例调节阀，能接受并发送4～20mA模拟量信号，反馈、接受控制箱9传输的信号。流量计4、控制箱9、调节阀7组成了半闭环控制流程，属于反馈控制，燃油调节精度高，响应快。满足燃油调节功能要求。The regulating valve 7 and the flow meter 4 are the monitoring and control objects of this fuel system respectively, and are the main equipment for realizing the engine fuel adjustment function, while the switching valve 8 is the main equipment for realizing the engine fuel switching function. The regulating valve 7 and the switching valve 8 are both proportional regulating valves, which can receive and send 4-20 mA analog signals, and feedback and receive the 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, which belongs to feedback control, with high fuel adjustment accuracy and fast response. Meet the fuel regulation function requirements.
以上显示和描述了本发明的基本原理和主要特征，以及主要优点。对于本领域一般技术人员而言，在不背离本发明原理和精神的前提下对其所做出的任何显而易见的改动，都应当被认为包含在本发明的权利要求保护范围之内。本发明要求保护范围由所附的权利要求书限定。The foregoing has shown and described the basic principles and main features of the present invention, as well as the main advantages. For those skilled in the art, any obvious changes made to it without departing from the principle and spirit of the present invention should be considered to be included in the protection scope of the claims of the present invention. The claimed scope of the invention is defined by the appended claims.
Claims (1)
Translated fromChinesePriority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910989020.9ACN110671246A (en) | 2019-10-17 | 2019-10-17 | Multi-fuel switching and regulating device for marine engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910989020.9ACN110671246A (en) | 2019-10-17 | 2019-10-17 | Multi-fuel switching and regulating device for marine engine |
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| CN110671246Atrue CN110671246A (en) | 2020-01-10 |
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| CN201910989020.9APendingCN110671246A (en) | 2019-10-17 | 2019-10-17 | Multi-fuel switching and regulating device for marine engine |
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| CN202001108U (en)* | 2011-01-31 | 2011-10-05 | 武汉理工大学 | Double-fuel supply system for marine engine |
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| CN211008919U (en)* | 2019-10-17 | 2020-07-14 | 沪东重机有限公司 | Multi-fuel switching and adjusting device for marine engine |
- 2019
- 2019-10-17CNCN201910989020.9Apatent/CN110671246A/enactivePending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120039785A (en)* | 2010-10-18 | 2012-04-26 | 현대중공업 주식회사 | Fuel change over system of engine |
| CN202001108U (en)* | 2011-01-31 | 2011-10-05 | 武汉理工大学 | Double-fuel supply system for marine engine |
| CN102297055A (en)* | 2011-07-27 | 2011-12-28 | 安庆东舟电器制造有限公司 | Intelligently controlled fuel supply system |
| CN102536477A (en)* | 2012-02-27 | 2012-07-04 | 胡永军 | Multi-fuel multi-rail type engine fuel supply control system and control method thereof |
| CN106194525A (en)* | 2016-08-28 | 2016-12-07 | 连云港杰瑞深软科技有限公司 | A kind of bunker oil feeding mechanism and method |
| CN207348972U (en)* | 2017-09-21 | 2018-05-11 | 中海石油(中国)有限公司 | A kind of inert gas generator double fuel automatic switching control system |
| CN211008919U (en)* | 2019-10-17 | 2020-07-14 | 沪东重机有限公司 | Multi-fuel switching and adjusting device for marine engine |
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