CN109989859B - Heat preservation method for ship fuel pipeline - Google Patents
Heat preservation method for ship fuel pipeline Download PDFInfo
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- CN109989859B CN109989859B CN201910192924.9A CN201910192924A CN109989859B CN 109989859 B CN109989859 B CN 109989859B CN 201910192924 A CN201910192924 A CN 201910192924A CN 109989859 B CN109989859 B CN 109989859B
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- Prior art keywords
- bundle
- copper
- pipe
- copper pipes
- fuel pipeline
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- 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
- F02M37/0011—Constructional details; Manufacturing or assembly of elements of fuel systems; Materials therefor
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- 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
- F02M37/0011—Constructional details; Manufacturing or assembly of elements of fuel systems; Materials therefor
- F02M37/0017—Constructional details; Manufacturing or assembly of elements of fuel systems; Materials therefor related to fuel pipes or their connections, e.g. joints or sealings
Abstract
The invention discloses a heat preservation method of a ship fuel pipeline, which comprises the following steps: s1, connecting one end of a bundle of copper pipes with a steam pipe; s2, covering a bundle of copper pipes on a ship fuel oil pipeline; s3, connecting a bundle of copper pipes with a ship fuel pipeline through a binding belt; and S4, connecting the other end of the bundle of copper pipes with a water condensation pipe. Through directly covering a bundle of copper pipe that will have passed through the processing on boats and ships fuel oil pipe way, not only saved many copper pipes on the one hand and merged the required time of connecting, reduced moreover and merged the required connector of many copper pipes, can also reduce cost when practicing thrift man-hour. On the other hand, the time for annealing the copper pipe and removing the oxide skin on the surface of the copper pipe is saved, and the copper pipe bundle is cleaned when being purchased, so that the oxide skin on the outer surface of the copper pipe is cleaned, the oxide skin on the inner surface of the copper pipe can be effectively cleaned, the smoothness of the inner surface of the copper pipe is enhanced, the quality of the copper pipe is improved, and the heat preservation effect on a ship fuel pipeline is enhanced.
Description
Technical Field
The invention relates to a heat preservation method for a ship fuel pipeline.
Background
Because the viscosity of the fuel oil supplied to the marine main engine and auxiliary engine is very high, the solidifying point is above 0 degree, and the fuel oil loses fluidity at normal temperature, the fuel oil needs to be heated in injection, lightering, precipitation, separation and supply pipelines. Taking a fuel pipeline entering a main machine as an example, the fuel can be guaranteed to be used by the main machine only by heating the fuel to 60-70 ℃, the temperature of the fuel with the temperature of 60-70 ℃ provided by a fuel daily cabinet can be gradually reduced in the pipeline conveying process, the longer the pipeline is, the larger the reduction amplitude is, in order to guarantee that the temperature of the fuel is unchanged in the conveying process, a steam heat-preservation accompanying pipe needs to be tied on the fuel conveying pipeline on the conveying pipeline so as to guarantee that the temperature of the fuel is unchanged in the conveying process.
In the traditional construction process, after a constructor leads the copper pipes out of a material warehouse according to the specification and the quantity of a material list, the constructor uses oxygen and acetylene gas heating guns to heat and anneal the copper pipes so as to reduce the internal stress generated when the copper pipes are bent and bound, thereby facilitating the construction. And after the copper pipe is cooled, removing oxide skin on the copper pipe. During construction, a copper pipe is bent on site according to the construction drawing according to the trend of the fuel oil pipe and then connected to the fuel oil conveying pipeline, and after one pipe is constructed, the next pipe is connected through a clamping sleeve connector and then constructed until the construction of the heat preservation accompanying pipes of all the fuel oil conveying pipes is completed. The inner wall and the outer wall of the annealed copper pipe can generate oxide skin, and the oxide skin on the inner wall is extremely difficult to clean, so that the pipeline can be blocked in the using process, and the heat preservation effect is reduced. And single copper pipe need connect with the cutting ferrule joint, so need use a large amount of cutting ferrule joints, with high costs.
Disclosure of Invention
The invention aims to overcome the defects that in the prior art, the procedures of combining and annealing the heat-insulating copper pipe are complicated, the working hours are long, the oxide skin on the inner surface of the copper pipe is difficult to clean, and the heat-insulating effect is influenced, and provides a heat-insulating method for a ship fuel pipeline.
The invention solves the technical problems through the following technical scheme:
a heat preservation method for a ship fuel pipeline is characterized by comprising the following steps:
step S1, connecting one end of a bundle of copper pipes with a steam pipe;
step S2, covering a bundle of copper pipes on the ship fuel oil pipeline;
step S3, connecting a bundle of copper pipes with the ship fuel oil pipeline through a binding belt;
and step S4, connecting the other end of the bundle of copper pipes with a water condensation pipe.
In the scheme, one end of a bundle of copper pipes is connected with a steam pipe, the bundle of copper pipes is covered on the ship fuel pipeline along the direction of the ship fuel pipeline, and the covered area is bound with the ship fuel pipeline by using a binding belt while the ship fuel pipeline is covered. After the copper pipe bundle is fully connected with a ship fuel pipeline, the other end of the copper pipe bundle is connected with a water condensation pipe.
Preferably, the number of the copper pipes is multiple.
Preferably, in the step S1: one end of the bundle of copper pipes is connected with the steam pipe through a clamping sleeve;
in the step S4: the other end of the copper pipe bundle is connected with the water condensation pipe through a clamping sleeve.
In this scheme, the mode that the both ends of a bundle of copper pipe all adopted the cutting ferrule to connect respectively is connected on steam pipe and condenser pipe, convenient easy operation.
Preferably, in the step S2: and the bundle of copper pipes covers one side surface of the ship fuel pipeline.
In this scheme, the copper pipe covers the destruction that produces the copper pipe when can prevent on the one hand that personnel trample in the side of boats and ships fuel oil pipeline, and on the other hand copper pipe covers the heat conduction effect that produces in the side of boats and ships fuel oil pipeline better.
Preferably, the cable tie is made of steel.
In the scheme, the steel is a common material for manufacturing the binding belt, and has the advantages of good plasticity, low price and the like.
Preferably, step S5 is further included after step S4: and winding the thermal insulation curtain on the bundle of copper pipes and the ship fuel oil pipeline.
In this scheme, twine the heat preservation curtain on copper pipe and boats and ships fuel oil pipeline after the ribbon is fixed again on them, can make the fixed more stable and improved the heat preservation effect to boats and ships fuel oil pipeline between copper pipe and the boats and ships fuel oil pipeline on the one hand, on the other hand also prevents copper pipe and boats and ships fuel oil pipeline corroded, has improved their life.
Preferably, one side of the thermal insulation curtain is provided with viscosity;
in the step S5: the sticky surface of the thermal insulation curtain is in contact with the bundle of copper pipes and the ship fuel pipeline, so that the thermal insulation curtain is connected with the bundle of copper pipes and the ship fuel pipeline.
In this scheme, the winding is pasted on copper pipe and boats and ships fuel pipe way to the heat preservation curtain, convenient operation.
Preferably, the thermal insulation curtain is made of glass fiber cloth.
In the scheme, the glass fiber cloth is a common material used for corrosion prevention and heat preservation of pipelines.
The positive progress effects of the invention are as follows: through using a bundle of copper pipe that has passed through the processing directly to cover on boats and ships fuel oil pipe way, not only saved many copper pipes on the one hand and merged the required time of connecting, reduced moreover and merged the required connector of many copper pipes, can also reduce cost when practicing thrift man-hour. On the other hand, the time for annealing and removing the oxide skin on the surface of the copper pipe is saved, and the copper pipe bundle is cleaned when being purchased, so that the oxide skin on the outer surface of the copper pipe is cleaned, the oxide skin on the inner surface of the copper pipe can be cleaned, the smoothness of the inner surface of the copper pipe is enhanced, the quality of the copper pipe is improved, and the heat preservation effect on a ship fuel pipeline is enhanced.
Drawings
Fig. 1 is a schematic flow chart of a heat preservation method for a ship fuel pipeline according to an embodiment of the present invention.
Detailed Description
The invention is further illustrated by the following examples, which are not intended to limit the scope of the invention.
As shown in fig. 1, the invention provides a heat preservation method for a ship fuel pipeline, which is used for preserving heat of fuel in the ship fuel pipeline to ensure that the temperature of the fuel is unchanged in the pipeline transportation process, and the heat preservation method for the ship fuel pipeline specifically comprises the following steps:
s1, connecting one end of a bundle of copper pipes with a steam pipe;
s2, covering a bundle of copper pipes on a ship fuel oil pipeline;
s3, connecting a bundle of copper pipes with a ship fuel pipeline through a binding belt;
and S4, connecting the other end of the bundle of copper pipes with a water condensation pipe.
After one end of a bundle of copper pipes is connected with a steam pipe, the bundle of copper pipes is covered on the ship fuel pipeline along the direction of the ship fuel pipeline, and the covered area is bound with the ship fuel pipeline by using a binding belt while the ship fuel pipeline is covered. And after the copper pipe bundle is completely connected with the ship fuel pipeline, the other end of the copper pipe bundle is connected with the water condensation pipe. The embodiment uses the bundle of copper pipes which are annealed and cleaned, so that on one hand, the preparation work of combining and annealing the copper pipes before the copper pipes are connected with the ship fuel oil pipeline is saved, the connectors required by combining a plurality of copper pipes are reduced, and the working hours are saved. On the other hand, the inner wall and the outer wall of the annealed copper pipe can generate oxide skin, the oxide skin on the inner wall is extremely difficult to clean, a bundle of copper pipes is cleaned when being purchased, the oxide skin on the outer surface of the copper pipe is cleaned, impurities such as the oxide skin do not exist in the copper pipe, the surface smoothness of the inner wall is improved, the quality of the copper pipe is improved, and the heat preservation effect of the ship fuel oil pipeline is enhanced.
The bundle of copper pipes is formed by transversely connecting a plurality of copper pipes, wherein the length of any copper pipe is far longer than that of a single copper pipe commonly used in the prior art, and on one hand, the time for longitudinally combining and connecting a plurality of copper pipes to achieve the length of the copper pipe required by the prior art is saved. On the other hand, a bundle of copper pipes can usually meet the required transverse coverage range of the ship fuel pipeline, the operation that a single copper pipe which is repeated for many times in the prior art is combined, the length of the copper pipe is prolonged, and the copper pipe is connected with the ship fuel pipeline is avoided, so that the copper pipe can reach the enough transverse coverage range, and the time required by bending the copper pipe along the ship fuel pipeline can be reduced by using the bundle of copper pipes.
In step S1, one end of a bundle of copper tubes is connected with a steam tube through a ferrule; in step S4, the other end of the bundle of copper tubes is connected to the water condensation tube by a ferrule. The two ends of a bundle of copper pipes are respectively connected to the steam pipe and the water condensing pipe in a clamping sleeve connection mode, and the device is convenient and easy to operate. In this embodiment, the both ends of a bundle of copper pipe are not limited to using cutting ferrule and steam pipe and condenser pipe to be connected, can adopt other common, be convenient for site operation and satisfy certain intensity, plastic connecting piece.
In step S2, a bundle of copper tubes is covered on one side of the fuel line of the ship. The copper pipe covers the destruction that produces the copper pipe when can prevent personnel to trample on the one hand in the side of boats and ships fuel oil pipeline, and on the other hand the copper pipe covers the heat conduction effect that produces in the side of boats and ships fuel oil pipeline better. The ribbon is made of steel, and the steel is a common material for manufacturing the ribbon and has the advantages of good plasticity, low price and the like. In this embodiment, the material of the band is not limited to steel, and other common materials which are suitable in price and satisfy certain strength and plasticity can be adopted.
Step S5 is included after step S4, and the thermal insulation curtain is wound on a bundle of copper pipes and a ship fuel pipeline. After the copper pipe and the ship fuel pipeline are fixed by the binding belt, the heat insulation curtain is wound on the copper pipe and the ship fuel pipeline, so that the copper pipe and the ship fuel pipeline can be more stably fixed, the heat insulation effect on the ship fuel pipeline is improved, the copper pipe and the ship fuel pipeline are prevented from being corroded, and the service lives of the copper pipe and the ship fuel pipeline are prolonged. One side of the thermal insulation curtain has viscosity, and in step S5: the sticky side of the thermal insulation curtain is in contact with the bundle of copper pipes and the ship fuel pipeline, so that the thermal insulation curtain is connected with the bundle of copper pipes and the ship fuel pipeline, and the operation is convenient. In this embodiment, the heat preservation curtain can also adopt other modes to twine on copper pipe and boats and ships fuel pipe way, is not restricted to pasting the connection, but needs to guarantee the fixed stability of heat preservation curtain winding. The heat-insulating curtain adopts glass fiber cloth which is a common material used for corrosion prevention and heat insulation of pipelines. The heat preservation curtain in the implementation can adopt other materials with anticorrosion and heat preservation performances besides the glass fiber cloth.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.
Claims (7)
1. A heat preservation method for a ship fuel pipeline is characterized by comprising the following steps:
step S1, connecting one end of a bundle of copper pipes with a steam pipe;
step S2, covering the bundle of copper pipes on the ship fuel oil pipeline;
step S3, connecting the bundle of copper pipes with the ship fuel pipeline through a binding belt;
step S4, connecting the other end of the bundle of copper pipes with a water condensation pipe;
the copper pipe bundle is subjected to annealing and cleaning treatment before leaving a factory, and is formed by transversely connecting a plurality of copper pipes, and any one copper pipe is integrally formed.
2. The method for insulating a marine fuel pipeline according to claim 1, wherein in the step S1: one end of the bundle of copper pipes is connected with the steam pipe through a clamping sleeve;
in the step S4: the other end of the bundle of copper pipes is connected with the water condensation pipe through a clamping sleeve.
3. The method for insulating a marine fuel pipeline according to claim 1, wherein in the step S2: the bundle of copper pipes covers one side surface of the ship fuel pipeline.
4. The method for insulating a marine fuel pipeline as claimed in claim 1, wherein the tie is made of steel.
5. The method for preserving heat of a marine fuel pipeline as claimed in claim 1, further comprising step S5 after step S4: and winding the thermal insulation curtain on the bundle of copper pipes and the ship fuel pipeline.
6. The method for insulating a marine fuel pipeline according to claim 5, wherein one surface of the insulating curtain has viscosity;
in the step S5: and one sticky surface of the thermal insulation curtain is in contact with the bundle of copper pipes and the ship fuel pipeline, so that the thermal insulation curtain is connected with the bundle of copper pipes and the ship fuel pipeline.
7. The method for insulating a ship fuel pipeline according to any one of claims 5 to 6, wherein the thermal insulation curtain is made of glass fiber cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910192924.9A CN109989859B (en) | 2019-03-14 | 2019-03-14 | Heat preservation method for ship fuel pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910192924.9A CN109989859B (en) | 2019-03-14 | 2019-03-14 | Heat preservation method for ship fuel pipeline |
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| Publication Number | Publication Date |
|---|---|
| CN109989859A CN109989859A (en) | 2019-07-09 |
| CN109989859B true CN109989859B (en) | 2020-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910192924.9A Active CN109989859B (en) | 2019-03-14 | 2019-03-14 | Heat preservation method for ship fuel pipeline |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1081889A (en) * | 1964-08-28 | 1967-09-06 | Ikas Isolering As | Improvements in and relating to pipelines |
| 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 |
| CN206093346U (en) * | 2016-08-29 | 2017-04-12 | 广船国际有限公司 | Pipeline heating device |
| CN206769974U (en) * | 2017-05-31 | 2017-12-19 | 广船国际有限公司 | A kind of ship oil system and diesel generating set |
-
2019
- 2019-03-14 CN CN201910192924.9A patent/CN109989859B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1081889A (en) * | 1964-08-28 | 1967-09-06 | Ikas Isolering As | Improvements in and relating to pipelines |
| 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 |
| CN206093346U (en) * | 2016-08-29 | 2017-04-12 | 广船国际有限公司 | Pipeline heating device |
| CN206769974U (en) * | 2017-05-31 | 2017-12-19 | 广船国际有限公司 | A kind of ship oil system and diesel generating set |
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| Publication number | Publication date |
|---|---|
| CN109989859A (en) | 2019-07-09 |
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