CN203730186U - Fuel system of diesel generator set - Google Patents
Fuel system of diesel generator set Download PDFInfo
- Publication number
- CN203730186U CN203730186U CN201420082013.3U CN201420082013U CN203730186U CN 203730186 U CN203730186 U CN 203730186U CN 201420082013 U CN201420082013 U CN 201420082013U CN 203730186 U CN203730186 U CN 203730186U
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- China
- Prior art keywords
- fuel
- oil
- domestic
- tank
- return
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- 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 - Lifetime
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- 239000000446 fuel Substances 0.000 title claims abstract description 93
- 239000003921 oil Substances 0.000 claims description 136
- 239000000295 fuel oil Substances 0.000 claims description 30
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 238000001914 filtration Methods 0.000 abstract description 4
- 239000002828 fuel tank Substances 0.000 abstract 2
- 239000002283 diesel fuel Substances 0.000 abstract 1
- 239000012530 fluid Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010304 firing Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000010761 intermediate fuel oil Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000004901 spalling Methods 0.000 description 2
- 239000010729 system oil Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Pipeline Systems (AREA)
Abstract
The utility model discloses a fuel system of a diesel generator set. The fuel system comprises an fuel storage tank, a plurality of groups of fuel supply systems are parallelly arranged on the fuel storage tank, each group of fuel supply system comprises a daily fuel tank and a fuel conveying unit, the daily fuel tanks are connected onto the fuel conveying units through fuel supply pipes, the fuel conveying units are connected onto corresponding diesel fuel return ports through fuel return pipes, the fuel return pipes in the plurality of groups of fuel supply systems are respectively connected to a main fuel return pipe which is connected to the daily oil tanks. Fuel storage, filtering and conveying are completed to provide sufficient clean circulating fuel for operation normality of a diesel; each fuel return pipeline is provided with a check valve to avoid 'oil tainting' among diesels; the overall layout strictly follows the principle of reasonableness, attractiveness, practicality and simplicity, and the whole design is pretty humanized.
Description
Technical field
The utility model relates to technical field of generators, particularly a kind of diesel generating set oil-fired system.
Background technique
In power station or ship's service diesel generator group, the outer oil-fired system of machine, as requisite constituent element, seems particularly important.At present, the outer oil-fired system of machine is mostly scattered, does not form the modularization of system, can not concentrate and effectively supply with and manage oil-fired system, brings many unsafe factors.
Model utility content
Goal of the invention of the present utility model is: for the problem of above-mentioned existence, provide a kind of diesel generating set oil-fired system, completed storage, filtering and the transportation work of fuel oil, for the normal work of diesel engine provides the clean circulation fuel feeding of sufficient amount; The outer fuel system of machine for power station or marine generator group, highly versatile; Whole system can require the parallel connection of many diesel engine units is set according to user, applied widely; A check valve is set on each unit return line, in order to avoid " the string oil " between each diesel engine; Integral layout is strictly followed reasonable, attractive in appearance, practical, succinct principle, whole design hommization very.
The technical solution adopted in the utility model is as follows:
Diesel generating set oil-fired system of the present utility model, comprise oil storage tank, on described oil storage tank, be parallel with some groups of fuel oil supply systems, wherein every group of fuel oil supply system includes domestic oil tank and fuel conveying unit, described domestic oil tank is connected on fuel conveying unit by fuel supply line, described fuel conveying unit is connected on corresponding diesel engine return opening by return tube, it is upper that return tube in some groups of fuel oil supply systems is connected to oil return house steward, and this oil return house steward is connected to domestic oil tank.
Owing to having adopted said structure, be stored in fuel delivery in oil storage tank stand-by to domestic oil tank, when diesel engine work, fuel conveying unit is supplied with each corresponding diesel engine by fuel oil through unit fuel supply line; Too much fuel oil is got back to domestic oil tank by oil return house steward and is re-used; Oil storage tank and domestic oil tank except oil storage, also play the effect such as bubble, precipitated impurities in heat radiation, oil and water separation in unit oil-fired system.。
Diesel generating set oil-fired system of the present utility model, described oil storage tank is parallel with some domestic oil tanks by domestic oil tank oil inlet pipe, and described domestic oil tank oil inlet pipe is provided with slippage pump; Some domestic oil tanks are also connected on spill pipe, and described spill pipe is connected to oil storage tank, between some domestic oil tanks, connects by braided steel wire flexible pipe, and described braided steel wire flexible pipe is provided with stop valve.
Owing to having adopted said structure, the fluid level transmitter moment being arranged in domestic oil tank is being monitored the variation of oil level, and controls the start and stop of slippage pump.When oil level is during at low level, fluid level transmitter sends reports to the police and starts slippage pump, and fuel oil is mended to domestic oil tank from oil storage tank.When oil level quits work slippage pump during in a high position, for double insurance, be also provided with spill pipe and prevent that slippage pump continuous firing is by domestic oil tank spalling in the time of fluid level transmitter fault.
Diesel generating set oil-fired system of the present utility model, described fuel conveying unit comprises that three delivery lines are parallel between oil inlet pipe and oil outlet tube, described oil inlet pipe is provided with pressure gauge and preliminary filter, wherein on two delivery lines, be respectively equipped with interchange fuel transfer pump, another delivery line is provided with direct current fuel transfer pump, article three, on delivery line, be all furnished with check valve and stop valve, described oil outlet tube is provided with safety valve.
Owing to having adopted said structure, three fuel transfer pumps in parallel from domestic oil tank through fuel preliminary filter draw fuel, enter the secondary fuel oil filter of diesel engine free end by the check valve on the oil outlet tube of fuel pump, before diesel engine fuel oil secondary filter, be provided with safety valve, its objective is as preventing and stop up because of secondary fuel oil filter, oil pressure is too high may be damaged secondary filter or produce leakage, in the time that the oil pressure in the pipeline road before secondary filter acquires a certain degree, safety valve is open-minded, and part fuel oil is returned in the pipeline before strainer; Wherein in fuel conveying unit, be provided with the fuel transfer pump (the using and the reserved) of two interchanges, also be provided with in addition the fuel transfer pump of a direct current, in the time that extraneous ac power supply power supply cannot be powered, it is Fuel Injection Mechanism of Diesel Engine that available storage battery drives straightway pump, ensures that diesel engine can normally start in all cases; Be provided with safety valve at key place, in the time that system oil pressure is too high, pressure release in time, effectively avoids causing because oil pressure is too high unexpected danger; In fuel conveying unit, three parallel-connected pumps are provided with check valve each other, avoid forming " short circle "; Fuel preliminary filter is imported and exported and is also provided with pressure gauge.Be convenient to observe its stopping state.
In sum, owing to having adopted technique scheme, the beneficial effects of the utility model are:
1, diesel generating set oil-fired system of the present utility model, storage, filtering and the transportation work of fuel oil are completed, for the normal work of diesel engine provides the clean circulation fuel feeding of sufficient amount, each unit return tube is got back to a return flow oil house steward, to reduce pipeline.A check valve is now set on each unit return line, in order to avoid " the string oil " between each diesel engine.
2, diesel generating set oil-fired system of the present utility model, whole system can require to arrange the parallel connection of many diesel engine units according to user; Fuel conveying unit is the outer fuel system of machine for power station or marine generator group, highly versatile; Whole pipeline is provided with stop valve cleverly, so that maintenance; Integral layout is strictly followed reasonable, attractive in appearance, practical, succinct principle, whole design hommization very.
Brief description of the drawings
Fig. 1 is schematic diagram of the present utility model;
Fig. 2 is the structural representation of the utility model intermediate fuel oil supply unit.
Mark in figure: 1-oil storage tank, 2-spill pipe, 3-slippage pump, 4-1# domestic oil tank, 5-domestic oil tank oil inlet pipe, 6, 24-stop valve, 7-braided steel wire flexible pipe, 8-2# domestic oil tank, 9-fluid level transmitter, 10-1# unit diesel engine return opening, 11-1# unit fuel supply line, 12-1# fuel conveying unit, 13-1# unit return tube, 14, 18, 23-check valve, 15-2# unit fuel supply line, 16-2# unit diesel engine return opening, 17-2# unit return tube, 19-2# fuel conveying unit, 20-oil return house steward, 21-exchanges fuel transfer pump, 22-direct current fuel transfer pump, 25-withholds sebific duct, 26-fuel preliminary filter, 27-pressure gauge.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the purpose of this utility model, technological scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Diesel generating set oil-fired system of the present utility model, comprise oil storage tank 1, on described oil storage tank 1, be parallel with some groups of fuel oil supply systems, wherein every group of fuel oil supply system includes domestic oil tank and fuel conveying unit, described domestic oil tank is connected on fuel conveying unit by fuel supply line, described fuel conveying unit comprises that three delivery lines are parallel between oil inlet pipe and oil outlet tube, described oil inlet pipe is provided with pressure gauge 26 and preliminary filter 27, wherein on two delivery lines, be respectively equipped with and exchange fuel transfer pump 21, another delivery line is provided with direct current fuel transfer pump 22, article three, on delivery line, be all furnished with check valve and stop valve, described fuel conveying unit is connected on corresponding diesel engine return opening by return tube, and it is upper that the return tube in some groups of fuel oil supply systems is connected to oil return house steward, and this oil return house steward is connected to domestic oil tank.Wherein said oil storage tank 1 is parallel with some domestic oil tanks by domestic oil tank oil inlet pipe 5, and described domestic oil tank oil inlet pipe 5 is provided with slippage pump 3; Some domestic oil tanks are also connected on spill pipe 2, and described spill pipe 2 is connected to oil storage tank 1, between some domestic oil tanks, connects by braided steel wire flexible pipe 7, and described braided steel wire flexible pipe 7 is provided with stop valve.
As depicted in figs. 1 and 2, this example to be to adopt two groups of fuel oil supply systems as example is by structure of the present utility model, some other groups according to this scheme be arranged side by side.In this example, be provided with two domestic oil tanks, be respectively 1# domestic oil tank 4 and 2# domestic oil tank 8, wherein 1# domestic oil tank 4 and 2# domestic oil tank 8 be connected in and be connected to oil storage tank 1 on domestic oil tank oil inlet pipe 5, wherein on domestic oil tank oil inlet pipe 5, be provided with slippage pump 3, in two domestic oil tanks, being equipped with fluid level transmitter coordinates with slippage pump 3,1# domestic oil tank 4 and 2# domestic oil tank 8 are also connected to spill pipe 2 simultaneously, and this spill pipe 2 returns to and be connected to oil storage tank 1, thereby can realize circulation, between 1# domestic oil tank 4 and 2# domestic oil tank 8, be connected with braided steel wire flexible pipe 7, on this braided steel wire flexible pipe 7, be furnished with stop valve 6 for controlling the mutual supply between two domestic oil tanks, on 1# domestic oil tank 4, be connected with 1# unit fuel supply line 11, this 1# unit fuel supply line 11 is connected on 1# fuel conveying unit 12, the delivery outlet of 1# fuel conveying unit 12 is connected on 1# unit return tube 13, and is connected to 1# unit diesel engine return opening 10 by 1# unit return tube 13, on 2# domestic oil tank 8, be connected with 2# unit fuel supply line 15 simultaneously, this 2# unit fuel supply line 15 is connected on 2# fuel conveying unit 19, the delivery outlet of described 2# fuel conveying unit 19 is connected to 2# unit return tube 17, described 2# unit return tube 17 is connected to 2# unit diesel engine return opening 16, wherein 1# unit return tube 13 is connected on oil return house steward 20 respectively with 2# unit return tube 17, and wherein 1# unit return tube 13 and 2# unit return tube 17 are connected in oil return house steward 20 part and are respectively equipped with check valve 14 and check valve 18, the utility model intermediate fuel oil supply unit is illustrated in figure 2: three delivery lines are parallel between oil inlet pipe and oil outlet tube, wherein on two delivery lines, be respectively equipped with and exchange fuel transfer pump 21, another delivery line is provided with direct current fuel transfer pump 22, wherein on oil inlet pipe, be provided with fuel preliminary filter 26, and be equipped with pressure gauge 27 on the oil inlet pipe of the front and back position of fuel preliminary filter 26, article three, on delivery line, be provided with stop valve 24 near filler opening place, article three, on delivery line, be provided with check valve 23 near oil outlet place, described oil outlet is connected in the fuel oil essence worry device on diesel engine free end by withholding flexible pipe 25, on oil outlet, be provided with safety valve near three delivery line places.
Diesel generating set oil-fired system of the present utility model, its working procedure is: being stored in fuel oil in oil storage tank, to be transported to domestic oil tank by slippage pump stand-by, and when diesel engine work, supply unit is supplied with each diesel engine by fuel oil through unit fuel supply line.Too much fuel oil is got back to domestic oil tank by oil return house steward and is re-used.Oil storage tank and domestic oil tank except oil storage, also play the effect such as bubble, precipitated impurities in heat radiation, oil and water separation in unit oil-fired system.The fluid level transmitter moment being arranged in domestic oil tank is being monitored the variation of oil level, and controls the start and stop of slippage pump.When oil level is during at low level, fluid level transmitter sends reports to the police and starts slippage pump, and fuel oil is mended to domestic oil tank from oil storage tank.When oil level quits work slippage pump during in a high position.For double insurance, be also provided with spill pipe and prevent that slippage pump continuous firing is by domestic oil tank spalling in the time of fluid level transmitter fault.
Fuel conveying unit (seeing Fig. 2): three fuel transfer pumps in parallel through fuel preliminary filter draw fuel, enter the secondary fuel oil filter of diesel engine free end from domestic oil tank by the check valve on fuel pump outlet pipeline.Before diesel engine fuel oil secondary filter, be provided with safety valve, its objective is as preventing and stop up because of secondary fuel oil filter, oil pressure is too high may be damaged secondary filter or produce leakage, in the time that the oil pressure in the pipeline road before secondary filter acquires a certain degree, safety valve is open-minded, and part fuel oil is returned in the pipeline before strainer.
Diesel generating set oil-fired system of the present utility model, has completed storage, filtering and the transportation work of fuel oil, for the normal work of diesel engine provides the clean circulation fuel feeding of sufficient amount.Fuel conveying unit is the outer fuel system of machine for power station or marine generator group, highly versatile.In fuel conveying unit, be provided with the fuel transfer pump (the using and the reserved) of two interchanges, also be provided with in addition the fuel transfer pump of a direct current, in the time that extraneous ac power supply power supply cannot be powered, it is Fuel Injection Mechanism of Diesel Engine that available storage battery drives straightway pump, ensures that diesel engine can normally start in all cases.In fuel conveying unit, be provided with safety valve cleverly at key place, in the time that system oil pressure is too high, pressure release in time, effectively avoids causing because oil pressure is too high unexpected danger.In fuel conveying unit, three parallel-connected pumps are provided with check valve each other, avoid forming " short circle ".Fuel preliminary filter is imported and exported and is also provided with pressure gauge.Be convenient to observe its stopping state.Withhold sebific duct and realized being flexible coupling between fuel conveying unit and diesel engine free end secondary fuel oil filter, more played the effect of shock insulation.As schemed only to have provided the situation of two units, whole system can require arrange the parallel connection of many diesel engine units according to user.Each unit return tube is got back to a return flow oil house steward, to reduce pipeline.A check valve is now set on each unit return line, in order to avoid " the string oil " between each diesel engine.Component accomplish to adopt standard piece to strengthen interchangeability as far as possible.Whole pipeline is provided with stop valve cleverly, so that maintenance.The integral layout of system is strictly followed reasonable, attractive in appearance, practical, succinct principle, whole design hommization very.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (3)
1. a diesel generating set oil-fired system, comprise oil storage tank (1), it is characterized in that: described oil storage tank is parallel with some groups of fuel oil supply systems on (1), wherein every group of fuel oil supply system includes domestic oil tank and fuel conveying unit, described domestic oil tank is connected on fuel conveying unit by fuel supply line, described fuel conveying unit is connected on corresponding diesel engine return opening by return tube, it is upper that return tube in some groups of fuel oil supply systems is connected to oil return house steward, and this oil return house steward is connected to domestic oil tank.
2. diesel generating set oil-fired system as claimed in claim 1, is characterized in that: described oil storage tank (1) is parallel with some domestic oil tanks by domestic oil tank oil inlet pipe (5), and described domestic oil tank oil inlet pipe (5) is provided with slippage pump (3); Some domestic oil tanks are also connected in spill pipe (2) above, and described spill pipe (2) is connected to oil storage tank (1), between some domestic oil tanks, connects by braided steel wire flexible pipe (7), and described braided steel wire flexible pipe (7) is provided with stop valve.
3. diesel generating set oil-fired system as claimed in claim 1 or 2, it is characterized in that: described fuel conveying unit comprises that three delivery lines are parallel between oil inlet pipe and oil outlet tube, described oil inlet pipe is provided with pressure gauge (26) and preliminary filter (27), wherein on two delivery lines, be respectively equipped with and exchange fuel transfer pump (21), another delivery line is provided with direct current fuel transfer pump (22), on three delivery lines, is all furnished with check valve and stop valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420082013.3U CN203730186U (en) | 2014-02-26 | 2014-02-26 | Fuel system of diesel generator set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420082013.3U CN203730186U (en) | 2014-02-26 | 2014-02-26 | Fuel system of diesel generator set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203730186U true CN203730186U (en) | 2014-07-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420082013.3U Expired - Lifetime CN203730186U (en) | 2014-02-26 | 2014-02-26 | Fuel system of diesel generator set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203730186U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104533676A (en) * | 2014-12-19 | 2015-04-22 | 重庆普什机械有限责任公司 | High-power container type diesel generating set fuel system |
| CN105240175A (en) * | 2015-10-27 | 2016-01-13 | 南车南京浦镇车辆有限公司 | Modularized fuel oil conveying device for railway vehicle |
| CN108798951A (en) * | 2018-06-08 | 2018-11-13 | 上海恒锦动力科技有限公司 | Distributed solenoid valve integrates data center's oil supply system of oil pump |
| CN110455545A (en) * | 2019-08-30 | 2019-11-15 | 中国船舶重工集团柴油机有限公司 | A kind of marine low speed diesel engine fuel oil test system |
| CN110589748A (en) * | 2019-09-29 | 2019-12-20 | 中国石油集团渤海钻探工程有限公司井下技术服务分公司 | Centralized oil supply system |
| CN112079319A (en) * | 2020-09-07 | 2020-12-15 | 中铁二局第三工程有限公司 | Safe efficient diesel oil feeding system |
| CN112824671A (en) * | 2019-11-20 | 2021-05-21 | 上海梅山钢铁股份有限公司 | Environment-friendly fuel circulation purification device for locomotive |
-
2014
- 2014-02-26 CN CN201420082013.3U patent/CN203730186U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104533676A (en) * | 2014-12-19 | 2015-04-22 | 重庆普什机械有限责任公司 | High-power container type diesel generating set fuel system |
| CN105240175A (en) * | 2015-10-27 | 2016-01-13 | 南车南京浦镇车辆有限公司 | Modularized fuel oil conveying device for railway vehicle |
| CN105240175B (en) * | 2015-10-27 | 2018-06-12 | 中车南京浦镇车辆有限公司 | Rail vehicle modularized fuel oil conveying device |
| CN108798951A (en) * | 2018-06-08 | 2018-11-13 | 上海恒锦动力科技有限公司 | Distributed solenoid valve integrates data center's oil supply system of oil pump |
| CN110455545A (en) * | 2019-08-30 | 2019-11-15 | 中国船舶重工集团柴油机有限公司 | A kind of marine low speed diesel engine fuel oil test system |
| CN110455545B (en) * | 2019-08-30 | 2024-01-30 | 中船发动机有限公司 | Fuel oil test system of marine low-speed diesel engine |
| CN110589748A (en) * | 2019-09-29 | 2019-12-20 | 中国石油集团渤海钻探工程有限公司井下技术服务分公司 | Centralized oil supply system |
| CN110589748B (en) * | 2019-09-29 | 2024-06-07 | 中国石油集团渤海钻探工程有限公司井下技术服务分公司 | Centralized oil supply system |
| CN112824671A (en) * | 2019-11-20 | 2021-05-21 | 上海梅山钢铁股份有限公司 | Environment-friendly fuel circulation purification device for locomotive |
| CN112079319A (en) * | 2020-09-07 | 2020-12-15 | 中铁二局第三工程有限公司 | Safe efficient diesel oil feeding system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 641301 Ziyang City, Sichuan province Yanjiang District No. 77 City Road four Patentee after: SICHUAN YCRRC ENGINE CO.,LTD. Address before: 641301 Ziyang City, Sichuan province Yanjiang District No. 77 City Road four Patentee before: YCSR Sichuan Engine Co.,Ltd. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Fuel system of diesel generator set Effective date of registration: 20200707 Granted publication date: 20140723 Pledgee: Guangxi Yuchai Machinery Group Co.,Ltd. Pledgor: SICHUAN YCRRC ENGINE Co.,Ltd. Registration number: Y2020980003846 |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140723 |