CN111038676B - Novel lightering fuel oil method using fuel oil delivery pump for cyclic heating - Google Patents
Novel lightering fuel oil method using fuel oil delivery pump for cyclic heating Download PDFInfo
- Publication number
- CN111038676B CN111038676B CN201911313350.2A CN201911313350A CN111038676B CN 111038676 B CN111038676 B CN 111038676B CN 201911313350 A CN201911313350 A CN 201911313350A CN 111038676 B CN111038676 B CN 111038676B
- Authority
- CN
- China
- Prior art keywords
- oil
- fuel
- fuel oil
- port
- delivery pump
- Prior art date
- 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.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63J—AUXILIARIES ON VESSELS
- B63J2/00—Arrangements of ventilation, heating, cooling, or air-conditioning
- B63J2/12—Heating; Cooling
- B63J2/14—Heating; Cooling of liquid-freight-carrying tanks
Abstract
The invention provides a novel method for carrying out cyclic heating by using a fuel oil delivery pump for lightering fuel oil, which comprises a daily cabinet, a settling cabinet, a delivery pump, a heater and a fuel oil storage cabin, wherein a three-way switching valve V1 is installed at the inlet of the delivery pump, a three-way valve V2 capable of only adjusting the opening degree is installed at the outlet of the delivery pump, a PLC controller is used for controlling the opening degree of the three-way valve V2, the flow of preheated oil is adjusted, and part of the fuel oil of the delivery pump is circulated to a heat exchange box in the fuel oil storage cabin to reach the proper oil refuting temperature. The invention reduces the number of preheating pumps, greatly reduces the laying of pipelines, greatly reduces the cost, achieves the energy-saving effect to a great extent, and accords with the green energy-saving concept; the heating device heats partial fuel oil, has high heating speed, is simple to operate and has a stable system.
Description
Technical Field
The invention mainly relates to the technical field, in particular to a novel lightering fuel oil method for circularly heating by using a fuel oil delivery pump.
Background
The fuel oil of the ship is transferred to the settling tank from the storage cabin and needs to be heated, the fuel oil in the storage cabin is heated by the heating coil in the fuel oil storage cabin in the conventional way, and the whole cabin is heated in the conventional way, so that the consumed steam amount is large.
The existing heating method, such as a ship fuel oil based on a sleeve pipe form provided by patent No. 201510620976.3, is to gradually cancel a coil pipe heating mode, and can effectively save a large amount of steam consumption, and the circuit structure thereof is as shown in fig. 1, a preheating pump is used for pumping high-temperature fuel oil of a settling tank into a fuel oil storage tank, a heat exchange box is installed in the fuel oil storage tank, hot oil and cold oil are mixed in the heat exchange box, and a proper oil refuting temperature is reached, and then the mixed oil is refuted to the settling tank through a conveying pump. However, this method needs two additional fuel preheating pumps (one for one), and the pipeline is laid more and the cost is higher.
Disclosure of Invention
Technical problem to be solved by the invention
The invention provides a novel refuge fuel oil transportation method for circularly heating by using a fuel oil delivery pump, and aims to solve the technical problems that two fuel oil preheating pumps are required to be added in the existing heating method, the number of pipelines is large, the cost is high, and the control is complicated.
Technical scheme
In order to achieve the purpose, the invention adopts the technical scheme that: a novel method for carrying out cyclic heating by using a fuel oil delivery pump comprises a daily cabinet, a settling cabinet, a delivery pump, a heater and a fuel oil storage cabin, wherein a three-way switching valve V1 is installed at the inlet of the delivery pump, a three-way valve V2 with adjustable opening degree is installed at the outlet of the delivery pump, a PLC controller is used for controlling the opening degree of the three-way valve V2, the flow of pre-heating oil is adjusted, and part of fuel oil of the delivery pump is circulated to a heat exchange box in the fuel oil storage cabin to reach the proper fuel oil refuting temperature.
Further, the three-way switching valve V1 includes a P1 port connected to the settling tank, a P2 port connected to the fuel storage tank, and a P3 port connected to the direction of the transfer pump.
Further, the three-way valve V2 comprises a P21 port connected with the settling tank, a P22 port connected with the delivery pump and a P23 port connected with the fuel storage cabin.
Further, a temperature sensor is installed at an inlet of the delivery pump, and the temperature sensor is electrically connected with the PLC.
Further, the novel method for lightering fuel oil comprises the following steps:
A. in the initial operation, fuel enters from the settling tank through the P1 port and the P3 port of the three-way switching valve V1, flows out from the P23 port of the three-way valve V2, is heated by the heater and then is pumped into the fuel storage tank to obtain preheated oil, and the fuel flows to the fuel storage tank as shown in figure 3;
B. in normal operation, the P1 port of the three-way switching valve V1 is closed, the P2 port of the three-way switching valve V1 is opened, the preheated oil flows out of the fuel storage tank and flows in through the P2 port and the P3 port of the three-way switching valve V1, and the preheated oil flows in as shown in fig. 4;
C. setting the oil refuting temperature, controlling the opening degrees of the precipitation cabinet direction P21 and the fuel storage cabin direction P23 of the three-way valve V2 by using PLC (programmable logic controller) operation according to the set temperature and the temperature of the preheated oil transmitted by the temperature sensor, and adjusting the flow of the preheated oil flowing into the fuel storage cabin, namely partially preheating the oil to the precipitation cabinet, partially preheating the oil to the electric heater for supplementary heating, and then transmitting the oil to a heat exchange box in the fuel storage cabin to realize the mixing of the hot oil and the cold oil so as to obtain the proper oil refuting temperature;
D. the cold and hot mixed oil in the fuel storage cabin is refuted into the settling tank by the delivery pump.
Advantageous effects
Compared with the prior art, the invention has the beneficial effects that: the invention utilizes the three-way valve with adjustable opening degree, controls the opening degree of the three-way valve according to the PLC, heats and circulates part of fuel oil of the delivery pump to the fuel oil storage cabin through the electric heater, realizes the mixing of hot oil and cold oil in a heat exchange box in the fuel oil storage cabin, and refutes the mixed oil to the settling tank by utilizing the delivery pump, thereby reducing the using amount of the preheating pump, greatly reducing the laying of pipelines, greatly reducing the cost, achieving the effect of saving energy to a great extent, and conforming to the green energy-saving concept; the heating device heats part of oil, has high heating speed, is simple to operate and has a stable system.
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 invention, as claimed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description, serve to explain the principles of the invention.
FIG. 1 is a prior art circuit schematic;
FIG. 2 is a circuit schematic of the present invention;
FIG. 3 is a fuel flow diagram of the present invention during initial operation;
fig. 4 is a fuel flow diagram of the present invention during normal operation.
Detailed Description
Reference will now be made in detail to various exemplary embodiments of the invention, the detailed description should not be construed as limiting the invention but as a more detailed description of certain aspects, features and embodiments of the invention.
It will be apparent to those skilled in the art that various modifications and variations can be made in the specific embodiments of the present disclosure without departing from the scope or spirit of the disclosure. Other embodiments will be apparent to those skilled in the art from consideration of the specification. The specification and examples are exemplary only.
Example 1
Referring to fig. 2, a novel method for transferring fuel by using a fuel transfer pump to perform cyclic heating includes a daily cabinet, a settling cabinet, a transfer pump, a heater and a fuel storage tank, in this embodiment, a PLC controller is used to control the opening of a three-way valve V2, according to the preheated oil temperature transmitted from a temperature sensor and the set oil transfer temperature, a PLC is used to calculate and control the opening of a three-way valve V2, the flow of preheated oil to the fuel storage tank is adjusted, and part of the fuel transferred by the transfer pump is circulated to a heat exchange tank in the fuel storage tank to reach the suitable oil transfer temperature.
The three-way switching valve V1 comprises a P1 port connected with the settling tank, a P2 port connected with the fuel storage tank and a P3 port connected with the direction of a delivery pump.
The three-way valve V2 includes a P21 port for connection to a settling tank, a P22 port for connection to a transfer pump, and a P23 port for connection to a fuel storage tank.
And a temperature sensor is installed at the inlet of the conveying pump and is electrically connected with the PLC.
The inlet of the delivery pump is provided with a three-way switching valve V1, the outlet of the delivery pump is provided with a three-way valve V2 with adjustable opening degree, one end of a daily cabinet and a settling cabinet is connected with a P1 port of the three-way switching valve V1 through a pipeline, the other end of the settling cabinet is connected with a P21 port of the three-way valve V2 through a pipeline, a delivery pump and a pipeline are arranged between the three-way switching valve V1 and the three-way valve V2, namely, the P3 port of the three-way switching valve V1 and the P22 port of the three-way valve V2 are provided with the delivery pump, a P23 port of the three-way valve V2 is connected with a heat exchange box in the fuel storage cabin through a pipeline, an electric heater is arranged between the three-way switching valve V1 and the three-way valve V2 to preheat and supplement heating fuel, a P2 port of the three-way switching valve V1 is connected with the heat exchange box in the fuel storage cabin through a pipeline, and mixing of hot oil and cold oil is realized in the heat exchange box.
The novel method for lightering fuel oil comprises the following steps:
A. in the initial operation, fuel enters from the settling tank through the P1 port and the P3 port of the three-way switching valve V1, flows out from the P23 port of the three-way valve V2, is heated by the heater and then is pumped into the fuel storage tank to obtain preheated oil, and the fuel flows to the fuel storage tank as shown in figure 3;
B. in normal operation, the P1 port of the three-way switching valve V1 is closed, the P2 port of the three-way switching valve V1 is opened, fuel flows out of the fuel storage compartment and flows in through the P2 port and the P3 port of the three-way switching valve V1, and preheated oil flows in as shown in fig. 4;
C. setting the oil refuting temperature, controlling the opening degrees of the precipitation cabinet direction P21 and the fuel storage cabin direction P23 of the three-way valve V2 by using PLC (programmable logic controller) operation according to the set temperature and the temperature of the preheated oil transmitted by the temperature sensor, and adjusting the flow of the preheated oil flowing into the fuel storage cabin, namely partially preheating the oil to the precipitation cabinet, partially preheating the oil to the electric heater for supplementary heating, and then transmitting the oil to a heat exchange box in the fuel storage cabin to realize the mixing of the hot oil and the cold oil so as to obtain the proper oil refuting temperature;
D. the transfer pump refutes the mixed oil of the cold and the hot in the fuel storage cabin into the settling tank through a P21 port of a three-way valve V2.
In conclusion, the invention utilizes the three-way valve with adjustable opening degree, controls the opening degree of the three-way valve according to the PLC, heats and circulates part of fuel oil of the delivery pump into the fuel oil storage cabin through the electric heater, realizes the mixing of hot oil and cold oil in a heat exchange box in the fuel oil storage cabin, and refutes the mixed oil back to the settling tank by utilizing the delivery pump, thereby reducing the using amount of the preheating pump, greatly reducing the laying of pipelines, greatly reducing the cost, achieving the effect of saving energy to a great extent, and conforming to the green energy-saving concept; the heating device heats part of oil, has high heating speed, is simple to operate and has a stable system.
The foregoing is merely an illustrative embodiment of the present invention, and any equivalent changes and modifications made by those skilled in the art without departing from the spirit and principle of the present invention should fall within the protection scope of the present invention.
Claims (2)
1. The novel method for transferring the fuel oil by circularly heating the fuel oil conveying pump is characterized by comprising a daily cabinet, a settling cabinet, a conveying pump, a heater and a fuel oil storage cabin, wherein a three-way switching valve V1 is installed at the inlet of the conveying pump, a three-way valve V2 with adjustable opening degree is installed at the outlet of the conveying pump, a PLC controller is used for controlling the opening degree of the three-way valve V2, the flow of preheated oil is adjusted, and part of the fuel oil of the conveying pump is circulated to a heat exchange box in the fuel oil storage cabin to reach the proper fuel oil transferring temperature; the three-way switching valve V1 comprises a P1 port connected with the sedimentation tank, a P2 port connected with the fuel storage tank and a P3 port connected with the direction of a delivery pump; the three-way valve V2 comprises a P21 port connected with the sedimentation tank, a P22 port connected with the delivery pump and a P23 port connected with the fuel storage cabin;
the novel method for lightering fuel oil comprises the following steps:
A. in the initial operation, fuel enters from the settling tank through a P1 port and a P3 port of the three-way switching valve V1, flows out from a P23 port of the three-way valve V2, is heated by the heater and then is pumped into the fuel storage tank to obtain preheated oil;
B. in normal operation, the P1 port of the three-way switching valve V1 is closed, the P2 port of the three-way switching valve V1 is opened, and pre-heating oil flows out of the fuel storage tank and flows in through the P2 port and the P3 port of the three-way switching valve V1;
C. according to the set oil refuting temperature and the temperature of the pre-heating oil transmitted by the temperature sensor, the opening degree of the three-way valve V2 in the direction P21 of the settling cabinet and the opening degree of the three-way valve V2 in the direction P23 of the fuel storage cabin are controlled by using PLC (programmable logic controller) operation, and the flow of the pre-heating oil flowing into the fuel storage cabin is adjusted;
D. and the conveying pump refutes the cold and hot mixed oil in the fuel oil storage cabin into the settling tank.
2. The novel refuelling method for cyclic heating by using a fuel delivery pump according to claim 1, characterized in that a temperature sensor is installed at an inlet of the delivery pump and is electrically connected with the PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911313350.2A CN111038676B (en) | 2019-12-19 | 2019-12-19 | Novel lightering fuel oil method using fuel oil delivery pump for cyclic heating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911313350.2A CN111038676B (en) | 2019-12-19 | 2019-12-19 | Novel lightering fuel oil method using fuel oil delivery pump for cyclic heating |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111038676A CN111038676A (en) | 2020-04-21 |
| CN111038676B true CN111038676B (en) | 2021-07-30 |
Family
ID=70237197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911313350.2A Active CN111038676B (en) | 2019-12-19 | 2019-12-19 | Novel lightering fuel oil method using fuel oil delivery pump for cyclic heating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111038676B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102312760A (en) * | 2010-07-08 | 2012-01-11 | 北辰产业株式会社 | Apparatus for transporting fuel oil |
| CN204197264U (en) * | 2014-10-17 | 2015-03-11 | 江苏新韩通船舶重工有限公司 | A kind of fuel Heating transportation by lighter device |
| CN204984655U (en) * | 2015-09-25 | 2016-01-20 | 上海船舶研究设计院 | Boats and ships fuel system of preheating based on sleeve pipe form |
| CN105626324A (en) * | 2016-03-22 | 2016-06-01 | 上海船舶研究设计院 | Control method and control system for obtaining high-temperature fuel in ship fuel preheating system |
| CN108622839A (en) * | 2017-03-22 | 2018-10-09 | 北辰产业株式会社 | Fuel oil transfer system |
| CN108626575A (en) * | 2017-03-22 | 2018-10-09 | 北辰产业株式会社 | Fuel oil transfer system |
| CN108626574A (en) * | 2017-03-22 | 2018-10-09 | 北辰产业株式会社 | Fuel oil transfer system |
| CN109436279A (en) * | 2018-10-19 | 2019-03-08 | 上海船舶研究设计院（中国船舶工业集团公司第六0四研究院） | Container energy conserving system and ship |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004036594A (en) * | 2002-07-08 | 2004-02-05 | Hokushin Sangyo Kk | Method for heating fuel oil |
| JP2014031788A (en) * | 2012-07-31 | 2014-02-20 | Koji Kita | Cleaner heating system of fuel oil |
-
2019
- 2019-12-19 CN CN201911313350.2A patent/CN111038676B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102312760A (en) * | 2010-07-08 | 2012-01-11 | 北辰产业株式会社 | Apparatus for transporting fuel oil |
| CN204197264U (en) * | 2014-10-17 | 2015-03-11 | 江苏新韩通船舶重工有限公司 | A kind of fuel Heating transportation by lighter device |
| CN204984655U (en) * | 2015-09-25 | 2016-01-20 | 上海船舶研究设计院 | Boats and ships fuel system of preheating based on sleeve pipe form |
| CN105626324A (en) * | 2016-03-22 | 2016-06-01 | 上海船舶研究设计院 | Control method and control system for obtaining high-temperature fuel in ship fuel preheating system |
| CN108622839A (en) * | 2017-03-22 | 2018-10-09 | 北辰产业株式会社 | Fuel oil transfer system |
| CN108626575A (en) * | 2017-03-22 | 2018-10-09 | 北辰产业株式会社 | Fuel oil transfer system |
| CN108626574A (en) * | 2017-03-22 | 2018-10-09 | 北辰产业株式会社 | Fuel oil transfer system |
| CN109436279A (en) * | 2018-10-19 | 2019-03-08 | 上海船舶研究设计院（中国船舶工业集团公司第六0四研究院） | Container energy conserving system and ship |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111038676A (en) | 2020-04-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105626324B (en) | The control method and system that marine fuel oil pre-heating system high temperature fuel oil obtains | |
| CN205714491U (en) | The control system that in marine fuel oil pre-heating system, high temp oil-fired obtains | |
| CN101677716A (en) | Temperature-adjustable beverage brewing device | |
| CN204438291U (en) | The mixed water direct-heating system hot systems that first-level pipeline network, secondary network directly connect | |
| CN105115160A (en) | Water mixing device and water mixing system with same | |
| CN206739599U (en) | A kind of increase-volume storage-type electric water heater | |
| CN111038676B (en) | Novel lightering fuel oil method using fuel oil delivery pump for cyclic heating | |
| CN207527846U (en) | Recycle pre-heating system | |
| CN208536122U (en) | A kind of novel heat pump hot-water heating system | |
| EP3569936B1 (en) | Domestic water re-heating | |
| CN101512236B (en) | Combined heating/hot water system for a vehicle | |
| CN106940147A (en) | Double tank fused salt heat accumulation quick start systems and quick start method | |
| CN206469505U (en) | A kind of device saved for water heater cold water | |
| CN102287903A (en) | Intelligent dual-mode energy-saving under water heater | |
| CN206953940U (en) | Electric automobile and its heating installation | |
| CN107676982A (en) | Circulate pre-heating system | |
| CN205956444U (en) | Automatic thermostatic water mixing valve | |
| CN204902265U (en) | Zero cold water oneself's exchange device and have its self - exchange system of fragmentary cold water | |
| CN205002391U (en) | Water admixing device and have its muddy water system | |
| WO2021180137A1 (en) | Wall-mounted boiler water heating system | |
| CN210463568U (en) | Heating and hot water dual-purpose boiler system | |
| CN1817282A (en) | Cofee maker | |
| CN207648929U (en) | Solar energy heat distribution system | |
| CN216315491U (en) | Steam supply mechanism of fodder quenching and tempering ware | |
| CN108443710A (en) | Natural gas pressure regulating heating system and pressure regulating heating method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |