CN216518340U - Fuel supply system for diesel generating set - Google Patents
Fuel supply system for diesel generating set Download PDFInfo
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- CN216518340U CN216518340U CN202122797336.3U CN202122797336U CN216518340U CN 216518340 U CN216518340 U CN 216518340U CN 202122797336 U CN202122797336 U CN 202122797336U CN 216518340 U CN216518340 U CN 216518340U
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Abstract
The utility model discloses a fuel oil supply system for a diesel generating set, which is characterized in that an oil discharge pool, an oil discharge pipeline and a fire signal receiver are additionally arranged in the existing supply system, when the fire signal receiver receives a fire alarm signal associated with an oil tank, a first time is sent to a controller, the controller simultaneously controls a first electromagnetic valve on the oil inlet pipeline to be closed and a second electromagnetic valve on the oil discharge pipeline to be opened, oil in the oil tank is controlled to be stopped to be fed into the oil tank, and simultaneously, the oil in the oil tank is controlled to be discharged into the underground oil discharge pool through the oil discharge pipeline, at the moment, even if a larger fire condition exists on the ground, the oil cannot be spread into the underground oil discharge pool, so that the fuel oil and the flame are blocked, the explosion accident is avoided, and the safety is high; the fuel supply system has the advantages of simple structure, reasonable design, convenience in use, high safety and the like.
Description
Technical Field
The utility model relates to the technical field of fuel supply of diesel generators, in particular to a fuel supply system for a diesel generator set.
Background
The existing fuel supply system for the diesel generating set is mainly composed of an oil tank, an oil inlet pipeline, a liquid level meter and a controller, wherein an oil inlet is formed in the oil tank, an oil outlet end of the oil inlet pipeline is connected and communicated with the oil inlet in the oil tank, an electromagnetic valve is arranged on the oil inlet pipeline, the liquid level meter is installed in the oil tank and used for detecting the oil level, the output end of the liquid level meter is connected with the input end of the controller, the output end of the controller is connected with the control end of the electromagnetic valve, the controller controls the opening/closing of the electromagnetic valve according to liquid level information detected by the liquid level meter, and then whether oil supply is carried out on the oil tank or not is controlled.
All signals of the fuel supply system are integrated in the controller for control, and the specific working process is as follows: the liquid level meter detects the liquid level in real time, the controller compares the received liquid level value sent by the liquid level meter with a threshold value, and when the received liquid level value is smaller than the lowest threshold value, the controller controls the electromagnetic valve in the oil inlet pipeline to be opened to feed oil into the oil tank, so that the automatic oil supplementing function is realized; when the received liquid level value is larger than the highest threshold value, the controller controls the electromagnetic valve of the oil inlet loop to be closed, oil supply to the oil tank is stopped, and a set of automatic fuel supply actions is completed.
However, when a fire accident occurs in the diesel generator set, the fuel supply system cannot stop supplying fuel, and cannot discharge the fuel in the fuel tank, so that explosion is easily caused, potential safety hazards exist, and the risk coefficient is high.
Therefore, how to develop a fuel supply system with high safety becomes a problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
In view of the above, the utility model provides a fuel supply system for a diesel generator set, which is used for solving the problems that the conventional fuel supply system cannot stop fuel supply in time and cannot discharge fuel in a fuel tank in time when a fire-fighting accident occurs, so that explosion is easily caused and the danger coefficient is high.
The technical scheme provided by the utility model is specifically that a fuel supply system for a diesel generating set, which comprises: the fire-fighting system comprises an oil tank, an oil inlet pipeline, a liquid level meter, an oil discharge pool, an oil discharge pipeline, a fire-fighting signal receiver and a controller;
the oil tank is arranged on the ground, and an oil inlet and an oil drain port are respectively arranged on the oil tank;
one end of the oil inlet pipeline is connected and communicated with an external oil source, the other end of the oil inlet pipeline is connected and communicated with an oil inlet on the oil tank, and a first electromagnetic valve is arranged on the oil inlet pipeline;
the liquid level meter is arranged in the oil tank and is used for detecting the oil level in the oil tank in real time;
the oil drainage pool is buried underground;
one end of the oil drainage pipeline is connected and communicated with an oil drainage port on the oil tank, the other end of the oil drainage pipeline is connected and communicated with the oil drainage pool, and a second electromagnetic valve is arranged on the oil drainage pipeline;
the input end of the fire-fighting signal receiver is connected with the output end of the fire-fighting alarm related to the oil tank;
the input end of the controller is respectively connected with the output end of the liquid level meter and the output end of the fire-fighting signal receiver, and the output end of the controller is respectively connected with the control end of the first electromagnetic valve and the control end of the second electromagnetic valve.
Preferably, the liquid level meter is a magnetic turning plate liquid level meter.
The utility model provides a fuel oil supply system for a diesel generating set, which is characterized in that an oil discharge pool, an oil discharge pipeline and a fire signal receiver are additionally arranged in the existing supply system, when the fire signal receiver receives a fire alarm signal associated with an oil tank, a first time is sent to a controller, the controller simultaneously controls a first electromagnetic valve on an oil inlet pipeline to be closed and a second electromagnetic valve on the oil discharge pipeline to be opened, oil in the oil tank is controlled to be discharged into an underground oil discharge pool through the oil discharge pipeline while the oil is controlled to be stopped from being fed into the oil tank, at the moment, even if a larger fire condition exists on the ground, the oil cannot be spread into the underground oil discharge pool, so that fuel oil and flame are blocked, explosion accidents are avoided, and the safety is high.
The fuel supply system for the diesel generating set provided by the utility model has the advantages of simple structure, reasonable design, convenience in use, high safety and the like.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model.
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a fuel supply system for a diesel generator set according to an embodiment of the disclosure.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus consistent with certain aspects of the utility model, as detailed in the appended claims.
The problem of the fuel supply system in the past, when meetting fire incident, can't in time stop the oil supply and the oil in the oil tank also can't in time discharge, cause the explosion easily, danger coefficient is high is solved in order to solve. Referring to fig. 1, the present embodiment provides a fuel supply system for a diesel generator set, the fuel supply system mainly comprises a fuel tank 1, an oil inlet pipeline 2, a level gauge 3, a drain tank 4, a drain pipeline 5, a fire signal receiver 6 and a controller 7, wherein the fuel tank 1 is arranged on the ground, the fuel tank 1 is provided with an oil inlet 11 and a drain port 12, one end of the oil inlet pipeline 2 is connected and communicated with an external oil source B, the other end of the oil inlet pipeline is connected and communicated with the oil inlet 11 on the fuel tank 1, the oil inlet pipeline 2 is provided with a first solenoid valve 21, the level gauge 3 is installed in the fuel tank 1 for real-time detection of the oil level in the fuel tank 1, the drain tank 4 is buried under the ground, wherein C is a ground level, one end of the drain pipeline 5 is connected and communicated with the drain port 12 on the fuel tank 1, the other end of the drain pipeline is connected and communicated with the drain tank 4, the drain pipeline 5 is provided with a second solenoid valve 51, the input of the fire-fighting signal receiver 6 is connected to the output of an associated fire alarm a of the fuel tank 1, which is located in the same or adjacent space as the fuel tank, i.e. in the event of a fire, which may spread to the fuel tank. The input end of the controller 7 is respectively connected with the output end of the liquid level meter 3 and the output end of the fire-fighting signal receiver 6, and the output end of the controller 7 is respectively connected with the control end of the first electromagnetic valve 21 and the control end of the second electromagnetic valve 51.
The specific working process of the fuel supply system for the diesel generating set comprises the following steps: when the oil level sensor works normally, the liquid level meter detects the oil level in the oil tank in real time and sends the detected oil level value to the controller, the lower limit threshold value and the upper limit threshold value of the oil level are stored in the controller, the controller compares the detected oil level value sent by the liquid level meter with the prestored lower limit threshold value and the prestored upper limit threshold value respectively after receiving the detected liquid level value, and when the detected liquid level value is smaller than the lower limit threshold value, the oil tank is in an oil shortage state, so that the controller controls the first electromagnetic valve in the oil inlet pipeline to be opened, fuel oil in the oil source flows into the oil tank through the oil inlet pipe, and when the detected liquid level value is larger than the upper limit threshold value, the controller represents that the oil in the oil tank is excessive, at the moment, the controller controls the first electromagnetic valve in the oil inlet pipeline to be closed to stop the oil to enter the oil tank, the fire-fighting signal receiver is used for receiving the alarm signal of the fire-fighting alarm related to the oil tank and sending the received signal to the controller in real time, when receiving fire alarm signal, then represent that the oil tank has fire control danger, at this moment, the first solenoid valve of controller synchro control oil inlet pipeline is closed, the second solenoid valve in the draining pipeline is opened, when stopping promptly to the oil tank in oil feed, all through the draining pipeline uninstallation to the draining pond in the oil tank, the oil tank is in idle load state this moment, at this moment, even if the condition of a fire spreads oil tank department, but the oil tank is idle load state, can not explode, and the fuel in the draining pond can not explode owing to receive the separation on ground yet, and then improves the security greatly.
The liquid level meter 3 in the fuel supply system can be a magnetic flap liquid level meter.
Other embodiments of the utility model will be apparent to those skilled in the art from consideration of the specification and practice of the utility model disclosed herein. This application is intended to cover any variations, uses, or adaptations of the utility model following, in general, the principles of the utility model and including such departures from the present disclosure as come within known or customary practice within the art to which the utility model pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the utility model being indicated by the following claims.
It will be understood that the utility model is not limited to the precise arrangements that have been described above and shown in the drawings, and that various modifications and changes can be made without departing from the scope thereof. The scope of the utility model is limited only by the appended claims.
Claims (2)
1. A fuel supply system for a diesel generating set, comprising: the fire-fighting system comprises an oil tank (1), an oil inlet pipeline (2), a liquid level meter (3), an oil discharge pool (4), an oil discharge pipeline (5), a fire-fighting signal receiver (6) and a controller (7);
the oil tank (1) is arranged on the ground, and an oil inlet (11) and an oil drainage port (12) are respectively arranged on the oil tank (1);
one end of the oil inlet pipeline (2) is connected and communicated with an external oil source, the other end of the oil inlet pipeline is connected and communicated with an oil inlet (11) on the oil tank (1), and a first electromagnetic valve (21) is arranged on the oil inlet pipeline (2);
the liquid level meter (3) is arranged in the oil tank (1) and is used for detecting the oil level in the oil tank (1) in real time;
the oil drainage pool (4) is buried underground;
one end of the oil drainage pipeline (5) is connected and communicated with an oil drainage port (12) on the oil tank (1), the other end of the oil drainage pipeline is connected and communicated with the oil drainage pool (4), and a second electromagnetic valve (51) is arranged on the oil drainage pipeline (5);
the input end of the fire-fighting signal receiver (6) is connected with the output end of the associated fire-fighting alarm (A) of the oil tank (1);
the input end of the controller (7) is connected with the output end of the liquid level meter (3) and the output end of the fire-fighting signal receiver (6) respectively, and the output end of the controller (7) is connected with the control end of the first electromagnetic valve (21) and the control end of the second electromagnetic valve (51) respectively.
2. The fuel supply system for the diesel generator set according to claim 1, characterized in that the level meter (3) is a magnetic flap level meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122797336.3U CN216518340U (en) | 2021-11-16 | 2021-11-16 | Fuel supply system for diesel generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122797336.3U CN216518340U (en) | 2021-11-16 | 2021-11-16 | Fuel supply system for diesel generating set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216518340U true CN216518340U (en) | 2022-05-13 |
Family
ID=81531925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122797336.3U Active CN216518340U (en) | 2021-11-16 | 2021-11-16 | Fuel supply system for diesel generating set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216518340U (en) |
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2021
- 2021-11-16 CN CN202122797336.3U patent/CN216518340U/en active Active
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