CN204253177U - A kind of marine generator group diesel heavy fuel oil start up system - Google Patents
A kind of marine generator group diesel heavy fuel oil start up system Download PDFInfo
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- CN204253177U CN204253177U CN201420685487.7U CN201420685487U CN204253177U CN 204253177 U CN204253177 U CN 204253177U CN 201420685487 U CN201420685487 U CN 201420685487U CN 204253177 U CN204253177 U CN 204253177U
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Abstract
The utility model provides a kind of marine generator group diesel heavy fuel oil start up system, its in-line is provided with heavy oil and enters interface and diesel oil enters interface, heavy oil enters interface and enters interface with diesel oil and be connected an electric T-shaped valve, electric T-shaped valve connects fuel feed pump, fuel feed pump connects contaminated product bucket, contaminated product bucket connects fuel circulating pump, fuel circulating pump connects the filler opening of each generator set respectively by some electric T-shaped valves, the return opening of each generator set connects heavy oil return line and diesel oil return line respectively by an electric T-shaped valve, heavy oil return line connects contaminated product bucket by an electric T-shaped valve, described system also comprises a Contingency Fuel supply line, and Contingency Fuel supply line connects the electric T-shaped valve of each generator set filler opening front end respectively.Native system ensure that Ship Power Station every platform main generator group diesel engine automatically starts, is incorporated into the power networks, stops under combusting heavy oil pattern, is avoiding oil product mutually to pollute and pipeline blockage, reduces fuel cost.
Description
Technical field
The utility model relates to a kind of marine generator group diesel heavy fuel oil start up system, has been applicable to the automatic starting under boats and ships common electrical station owner generator set combusting heavy oil model and parking.
Background technique
The diesel combustion Diesel oil of the whole common electrical station owner generator set of boats and ships in prior art, Diesel oil oil product better can be directly used in diesel engine starting, be incorporated into the power networks, stop, need to control the automatic start-stop of every platform main generator group according to whole ship load by power station power management system (PMS), need not manually participate in.The Diesel oil but this power station main generator group diesel engine burns for a long time, operating cost is very high.
In addition, at diesel engine combusting heavy oil when being incorporated into the power networks of whole common electrical station owner generator set, can start and exiting burning Diesel oil when electrical network stops; Main generator group diesel engine oil-fired system when until starting state requires supply Diesel oil, after the stable operation of main generator group diesel engine, first need manually or remote control return flow oil system is gone to heavy oil cargo tank, avoid heavy oil to the pollution of Diesel oil, afterwards could manually or remote control fuel oil supply system is converted to heavy oil by Diesel oil.When needs parking main generator group exits electrical network, need manually or remote control by fuel oil supply system by turning after heavy oil changes and run a period of time to Diesel oil, carry out flushing by Diesel oil to fuel pipe can stop, avoid heavy oil to remain in pipeline, after cooling, viscosity reduces meeting blocking pipeline.But this strick precaution complex operation, easy misoperation, causes oil pollution and pipeline blockage.
Model utility content
Technical problem to be solved in the utility model is, overcomes problems of the prior art, provides a kind of marine generator group diesel heavy fuel oil start up system.
In order to the technical solution of the utility model that solves the problem is such:
A kind of marine generator group diesel heavy fuel oil start up system, comprise in-line and some generator set, described generator set comprises standby generator sets, each generator set is provided with filler opening and return opening, it is characterized in that:
In-line is provided with heavy oil and enters interface and diesel oil enters interface, heavy oil enters interface and enters interface with diesel oil and be connected an electric T-shaped valve, electric T-shaped valve connects fuel feed pump, fuel feed pump connects contaminated product bucket, contaminated product bucket connects fuel circulating pump, fuel circulating pump connects the filler opening of each generator set respectively by some electric T-shaped valves, the return opening of each generator set connects heavy oil return line and diesel oil return line respectively by an electric T-shaped valve, and heavy oil return line connects contaminated product bucket by an electric T-shaped valve;
Described system also comprises a Contingency Fuel supply line, and Contingency Fuel supply line connects the electric T-shaped valve of each generator set filler opening front end respectively.
Described fuel feed pump is multiple, and the oil-feed Upstream section of each fuel feed pump is provided with check valve downstream section and is provided with screw down nonreturn valve.
Described fuel circulating pump is multiple, and the oil-feed Upstream section of each fuel circulating pump is provided with check valve downstream section and is provided with screw down nonreturn valve and heater.
The filler opening of each generator set is connected with electric T-shaped valve by a safety check.
The return opening of each generator set is connected with electric T-shaped valve by a safety check.
Described Contingency Fuel supply line is provided with safety check, fuel feed pump, screw down nonreturn valve.
Beneficial effect, the utility model is by being improved to the relevant device specification in all main generator groups Fuel Injection Mechanism of Diesel Engine unit module of power station, realization meets any main generator group under any condition, automatically can be started by combusting heavy oil, the operation that is connected to the grid, exit electrical network and to stop a series of flow process, ensure that Ship Power Station every platform main generator group diesel engine automatically starts, is incorporated into the power networks, stops under combusting heavy oil pattern, avoiding oil product mutually to pollute and pipeline blockage, long-term combusting heavy oil reduces operating cost greatly simultaneously.
Accompanying drawing explanation
The utility model is described in detail below in conjunction with the drawings and specific embodiments;
Fig. 1 is the structural representation of a kind of marine generator group diesel heavy fuel oil start up system described in the utility model.
Embodiment
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the utility model further.
Referring to Fig. 1, a kind of marine generator group diesel heavy fuel oil start up system, comprise in-line and three generator set 1, described generator set comprises standby generator sets, each generator set is provided with filler opening 2 and return opening 3, in-line is provided with heavy oil and enters interface 21 and diesel oil enters interface 22, heavy oil enters interface and enters interface with diesel oil and be connected an electric T-shaped valve 24, electric T-shaped valve connects fuel feed pump 25, fuel feed pump connects contaminated product bucket 26, contaminated product bucket connects fuel circulating pump 27, fuel circulating pump is respectively by three electric T-shaped valves 241, 242, the filler opening of each generator set of 243 connection, the return opening of each generator set is respectively by electric T-shaped valve 244, 245, 246 connect heavy oil return line 4 and diesel oil return line 5, heavy oil return line 4 connects contaminated product bucket 26 by an electric T-shaped valve 247,
Described system also comprises a Contingency Fuel supply line 6, and Contingency Fuel supply line 6 connects the electric T-shaped valve 241,242,243 of each generator set filler opening front end respectively.
Described fuel feed pump 25 is two, and the oil-feed Upstream section of each fuel feed pump is provided with safety check 212 tract and is provided with screw down nonreturn valve 211.
Described fuel circulating pump 27 is two, and the oil-feed Upstream section of each fuel circulating pump is provided with safety check 212 tract and is provided with screw down nonreturn valve 211 and heater 213.
The filler opening of each generator set is connected with electric T-shaped valve by a safety check.
The return opening of each generator set is connected with electric T-shaped valve by a safety check.
Described Contingency Fuel supply line 6 is provided with safety check 212, fuel feed pump 25, screw down nonreturn valve 211.
The flow of recycle pump is strengthened by recycle pump, this pump duty conventional just normal use on the basis of the use oil mass of generator set leaves certain surplus, do not consider the use oil mass of standby generator sets, when this pump duty existing is run according to all generator set simultaneously, fuel consumption is determined, leaves certain surplus simultaneously, the heavy oil that this recycle pump pumps all reduces viscosity by heating, operating diesel generating set is given at fuel feeding, fuel feeding gives diesel generating set for subsequent use simultaneously, operating diesel generating set by unburned heavy oil oil return in oil supply unit contaminated product cylinder, the heavy oil of heating is back to contaminated product cylinder equally after emergency diesel-electric generator set, make there is high temperature in diesel generating set fuel pipe for subsequent use always, the heavy oil supply that viscosity is low, so both ensure that the normal operation of the diesel generating set in use, backup diesel unit can be met again started by heavy oil at any time, unit need out of service exit electrical network time, can ensure there is high temperature in diesel generating set fuel pipe out of service equally, low viscous heavy oil carries out circulation flushing, can unify by Diesel oil when long term stop does not use, carry out stopping after flushing runs to the fuel pipe of diesel generating set used.
More than show and describe basic principle of the present utility model, major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The scope of the utility model patent requirements protection is defined by appending claims and equivalent thereof.
Claims (6)
1. a marine generator group diesel heavy fuel oil start up system, comprise in-line and some generator set, described generator set comprises standby generator sets, each generator set is provided with filler opening and return opening, it is characterized in that:
In-line is provided with heavy oil and enters interface and diesel oil enters interface, heavy oil enters interface and enters interface with diesel oil and be connected an electric T-shaped valve, electric T-shaped valve connects fuel feed pump, fuel feed pump connects contaminated product bucket, contaminated product bucket connects fuel circulating pump, fuel circulating pump connects the filler opening of each generator set respectively by some electric T-shaped valves, the return opening of each generator set connects heavy oil return line and diesel oil return line respectively by an electric T-shaped valve, and heavy oil return line connects contaminated product bucket by an electric T-shaped valve;
Described system also comprises a Contingency Fuel supply line, and Contingency Fuel supply line connects the electric T-shaped valve of each generator set filler opening front end respectively.
2. a kind of marine generator group diesel heavy fuel oil start up system according to claim 1, it is characterized in that: described fuel feed pump is multiple, the oil-feed Upstream section of each fuel feed pump is provided with check valve downstream section and is provided with screw down nonreturn valve.
3. a kind of marine generator group diesel heavy fuel oil start up system according to claim 1, it is characterized in that: described fuel circulating pump is multiple, the oil-feed Upstream section of each fuel circulating pump is provided with check valve downstream section and is provided with screw down nonreturn valve and heater.
4. a kind of marine generator group diesel heavy fuel oil start up system according to claim 1, is characterized in that: the filler opening of each generator set is connected with electric T-shaped valve by a safety check.
5. a kind of marine generator group diesel heavy fuel oil start up system according to claim 1, is characterized in that: the return opening of each generator set is connected with electric T-shaped valve by a safety check.
6. a kind of marine generator group diesel heavy fuel oil start up system according to claim 1, is characterized in that: described Contingency Fuel supply line is provided with safety check, fuel feed pump, screw down nonreturn valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420685487.7U CN204253177U (en) | 2014-11-17 | 2014-11-17 | A kind of marine generator group diesel heavy fuel oil start up system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420685487.7U CN204253177U (en) | 2014-11-17 | 2014-11-17 | A kind of marine generator group diesel heavy fuel oil start up system |
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| CN204253177U true CN204253177U (en) | 2015-04-08 |
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| CN201420685487.7U Active CN204253177U (en) | 2014-11-17 | 2014-11-17 | A kind of marine generator group diesel heavy fuel oil start up system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112031967A (en) * | 2020-07-24 | 2020-12-04 | 中船重工信息科技有限公司 | Fuel supply equipment and fuel supply method for offshore platform |
| CN113202671A (en) * | 2021-05-11 | 2021-08-03 | 四川简阳瑞特机械设备有限公司 | Novel high-low pressure oil supply system and oil supply method |
| CN113482814A (en) * | 2021-06-30 | 2021-10-08 | 沪东中华造船(集团)有限公司 | Ship generator fuel supply system and fuel supply method |
| CN114687891A (en) * | 2022-03-04 | 2022-07-01 | 广州船舶及海洋工程设计研究院（中国船舶工业集团公司第六0五研究院） | Ship LNG (liquefied Natural gas) gasification system |
-
2014
- 2014-11-17 CN CN201420685487.7U patent/CN204253177U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112031967A (en) * | 2020-07-24 | 2020-12-04 | 中船重工信息科技有限公司 | Fuel supply equipment and fuel supply method for offshore platform |
| CN112031967B (en) * | 2020-07-24 | 2024-02-27 | 中船数字信息技术有限公司 | Fuel supply equipment and supply method for offshore platform |
| CN113202671A (en) * | 2021-05-11 | 2021-08-03 | 四川简阳瑞特机械设备有限公司 | Novel high-low pressure oil supply system and oil supply method |
| CN113482814A (en) * | 2021-06-30 | 2021-10-08 | 沪东中华造船(集团)有限公司 | Ship generator fuel supply system and fuel supply method |
| CN114687891A (en) * | 2022-03-04 | 2022-07-01 | 广州船舶及海洋工程设计研究院（中国船舶工业集团公司第六0五研究院） | Ship LNG (liquefied Natural gas) gasification system |
| CN114687891B (en) * | 2022-03-04 | 2024-02-23 | 广州船舶及海洋工程设计研究院（中国船舶工业集团公司第六0五研究院） | Ship LNG gasification system |
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