CN206125391U - Boats and ships fuel heating system - Google Patents
Boats and ships fuel heating system Download PDFInfo
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- CN206125391U CN206125391U CN201621140502.5U CN201621140502U CN206125391U CN 206125391 U CN206125391 U CN 206125391U CN 201621140502 U CN201621140502 U CN 201621140502U CN 206125391 U CN206125391 U CN 206125391U
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Abstract
The utility model discloses a boats and ships fuel heating system, including oil fuel tank heating coil and steam system, set up two sets ofly in the oil fuel tank heating coil, first group set up near the fuel suction inlet in oil fuel tank transportation by lighter region, only are used for the regional fuel heating of transportation by lighter, the second group position of setting outside the oil fuel tank transportation by lighter is regional, steam system connects respectively two sets of heating coil work with the two sets of heating coil of independent control. Adopt the utility model discloses a boats and ships fuel heating system compares with traditional boats and ships fuel heating system, can improve preheating speed and energy -conserving effect.
Description
Technical field
This utility model is related to marine fuel oil technical field of heating, more particularly to a kind of marine fuel oil heating system.
Background technology
Before the fuel oil to fuel storage cabin is lightered, the long period need to be shifted to an earlier date (such as 48 hours, in detail depending on cargo tank
Size, heating efficiency and ambient temperature etc.) fuel storage cabin is carried out to be preheating to 50 DEG C or so, but the high temperature of cargo tank can accelerate
The corrosion of adjacent water tank bulkhead and going bad for the temperature sensitive goods of adjacent cargo.
Additionally, during ship's navigation, whole cargo tank need to be incubated, to ensure that fuel oil can be lightered at any time.
Heat needed for insulation is completely used for balancing the heat exchange of whole cargo tank and the external world, and this partial heat accounts for 8% to 20% full ship
Heat/quantity of steam demand, power consumption is big；Fuel storage cabin adopts Multi-layer warming coiled tube arrangements for homogeneous heating, generally, in fuel oil
When few, upper strata heating coil may be caused to expose pasta, cause heating coil the fuel oil for remaining in heating coil surface
Gasification, a large amount of tar gas of output are heated to, and increased the risk of blast.
Based on the shortcoming in the fuel storage cabin of above-mentioned traditional ship, there is unit to release new technique, using fuel oil shifter
System, using fuel storage cabin is returned after the fuel Heating for fuel oil being clarified cabin or the daily cabin of fuel oil contaminated product (local heating is carried out
Oil near suction inlet), so as to realize quickly lightering fuel oil (as long as several hours preheating time) and saving heat/quantity of steam
Purpose (required quantity of steam less than traditional form 20%), and reach and reduce the purpose that fuel oil tank affects on all wing tanks；But
Fuel oil shifter systems have the disadvantage that again：
The system is complex and costliness, need to increase by two fuel oil shifter pumps, a set of heater, a set of filter, and two
Individual flow-limiting valve and some other valves and control system.To realize constantly alternately using shifter pumps fuel oil from clarification cabin/day
Fuel storage cabin is refuted with cabin, then oil is refuted to fuel oil clarification cabin from fuel storage cabin with transfer pump for fuel；The system needs to increase
Power consumption；
The system is since it is desired that mechanical part and control module running, reliability is not as traditional fuel storage cabin heating dish
Pipe heating system, once it is out of joint, ship oil-free will be caused to can use.
Utility model content
This utility model provides a kind of marine fuel oil heating system, and realization quickly carries out fuel oil transportation by lighter and energy-saving effect.
To realize above-mentioned technical purpose, this utility model is employed the following technical solutions：
Two are arranged in a kind of marine fuel oil heating system, including heating coils in bunkers and vapour system, the fuel oil tank
Group heating coil, first group is arranged near the fuel oil suction inlet in fuel oil tank transportation by lighter region, is only used for the fuel oil in the transportation by lighter region
Heating, second group of position being arranged on outside fuel oil tank transportation by lighter region, the vapour system connects respectively two groups of heating coils
With independent control one of which or two groups of heating coil work；The outfan of the vapour system connects respectively the defeated of the first valve
Enter the input of end and the second valve；The input of first group of heating coil connects the outfan of the first valve, and described the
The input of two groups of heating coils connects the outfan of the second valve.
In the program, under normal operation, first group of heating coil work in fuel oil tank transportation by lighter region, only to fuel oil tank
The fuel Heating in transportation by lighter region, meets transportation by lighter needs fuel oil, without the need for heating to whole fuel oil tank, so as to save energy,
Also improve heated fuel oil speed simultaneously；Once first group of heating coil breaks down, vapour system can switch to second group
Heating coil works, and prevents ship oil-free from can use；The program can also simultaneously open two groups of heating coils while being heated, with
Realization is rapidly heated to whole fuel oil tank.Additionally, this programme is independently controlled by the switch of the first valve and the second valve
One of which processed or heating coil work described in two groups.
As the improvement of such scheme, it is additionally provided between the outfan of the vapour system and the first valve and the second valve
3rd valve, filter, temperature-sensing valve and the 4th valve, the outfan of the vapour system, the 3rd valve, filter, temperature-sensing valve and
Four valves are sequentially connected in series, and the outfan of the 4th valve connects respectively the defeated of the input of first valve and the second valve
Enter end；A bypath valve in parallel on the branch road of the 3rd valve, filter, temperature-sensing valve and the 4th valve series connection；The fuel oil tank transportation by lighter
First temperature sensor is set in region, is electrically connected with the temperature-sensing valve.In this programme, refute when the first temperature sensor is detected
When fuel oil is heated to the temperature needed for lightering in fortune region, temperature-sensing valve control reduces steam delivery volume, further improves energy-conservation effect
Really.
Used as the improvement of such scheme, the fuel oil suction inlet arranges pipeline and is connected to fuel oil by a fuel oil transfer pump
Clarification cabin, in fuel oil transfer pump inlet ductwork second temperature sensor is arranged；Fuel oil transfer pump and second temperature sensor
It is electrically connected a controller；Second temperature sensor detects fuel oil temperature in fuel oil course of conveying, and fuel oil temperature exceedes and sets
When determining threshold value, send to the controller and report to the police or termination of pumping signal.In this programme, controller receives warning or termination of pumping signal
When, control fuel oil transfer pump stops conveying fuel oil, or sends alarm to the monitoring system of controller connection.
As the improvement of such scheme, the liquid-level switch group of low liquid level and high level is set in the fuel breakdown of oil cabin,
For controlling transfer pump for fuel start and stop.
Used as the improvement of such scheme, the transportation by lighter region arranges to enclose shelters structure, the fuel breakdown of oil cabin high position termination of pumping
Place and low level play the difference in volume at pump and enclose the volume for sheltering structure less than described, it is ensured that enclosing the fuel oil sheltered in structure can supplement enough
Fuel oil clarifies cabin；Enclose to shelter structure and be also prevented from lightering the heat of heated in areas fuel oil and expand and calculate to the non-transportation by lighter region of fuel oil tank,
Further improve the firing rate of fuel oil in transportation by lighter region.
Description of the drawings
Fig. 1 is a kind of structural representation of the offer embodiment 1 of marine fuel oil heating system of this utility model；
Fig. 2 is a kind of principle schematic of the offer embodiment 2 of marine fuel oil heating system of this utility model.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe.
It is a kind of marine fuel oil heating system structural representation of this utility model embodiment 1 referring to Fig. 1.The ship combustion
Heating system for oil, including heating coils in bunkers and vapour system, 1 built-in two group of heating coil of fuel oil tank, first group of heating dish
Pipe 11 is arranged near the fuel oil suction inlet 13 in fuel oil tank transportation by lighter region 14, is only used for the fuel Heating in the transportation by lighter region, and second
Group heating coil 12 is arranged on outside the transportation by lighter of fuel oil tank 1 region 15 position, and the vapour system connects respectively two groups of heating
Coil pipe is with independent control one of which or two groups of heating coil work.
Under normal operation, first group of heating coil 11 in fuel oil tank transportation by lighter region 14 works, and fuel oil tank is lightered
The fuel Heating in region 14, exports to external oil, once first group of heating coil 11 breaks down, vapour system can be switched to
Second group of heating coil 12, i.e., traditional ship fuel heating system, prevents ship oil-free from can use；Heating in the transportation by lighter region 14 of local
Fuel oil afterwards is sucked away from fuel oil suction inlet 13, is lightered the cold fuel oil stream in region outer 15 and is entered to lighter that region 14 is interior is added by first group
The reciprocal process of the heat cycles of hot coil 11, heating coil is changed to play a game by traditional to the fuel Heating in whole fuel oil tank 1
Fuel Heating in portion transportation by lighter region 14, improves pre-add thermal velocity, while it is partial insulation to change whole cabin insulation, so as to reach section
The about purpose of energy (steam/fuel oil).
It is a kind of marine fuel oil heating system principle schematic of this utility model embodiment 2 referring to Fig. 2.The ship combustion
Two groups of heating coils of setting in heating system for oil, including fuel breakdown of oil cabin, fuel oil tank and vapour system, fuel oil tank, first group
It is arranged near the fuel oil suction inlet in fuel oil tank transportation by lighter region, is only used for the fuel Heating in the transportation by lighter region, the number of heating coil
Amount meets the new cold oil for supplementing in the region and the temperature required for lightering is heated to before being pumped, and second group is arranged on
Position outside fuel oil tank transportation by lighter region, vapour system connects respectively two groups of heating coils to switch one of which heating coil
Work.In the present embodiment, fuel oil tank 200m3, lighter region 10m3, fuel breakdown of oil cabin 50m3, open/termination of pumping between difference in volume 5m3。
Under normal operation, the first group of heating coil work in fuel oil tank transportation by lighter region lighters region to fuel oil tank
Fuel Heating, to external oil export, once first group of heating coil breaks down, vapour system can switch to second group and add
Hot coil carries out heating work, i.e., traditional ship fuel heating system, prevents ship oil-free from can use；Local transportation by lighter heated in areas
Fuel oil afterwards is sucked away from fuel oil suction inlet, and the cold fuel oil stream lightered in outside region enters to lighter in region by first group of heating coil
The reciprocal process of heat cycles, heating coil is changed to local transportation by lighter region by traditional to the fuel Heating in whole fuel oil tank
Interior fuel Heating, improves pre-add thermal velocity, the heat to lightering region external combustion oil thermal insulating is reduced, so as to reach saving energy
Amount.
The switching control unit and its work process of two groups of heating coils work is as follows：
One of connected mode of the switching control unit：The input of first group of heating coil connects the first valve
Outfan, the input of second group of heating coil connects the outfan of the second valve, the outfan of the vapour system
Connect the input of the first valve and the input of the second valve respectively；The switching control unit is by the first valve and the second valve
The switch independent control one of which of door or heating coil work described in two groups.
The two of the connected mode of the switching control unit：The input of first group of heating coil connects the first valve
Outfan, the input of second group of heating coil connects the outfan of the second valve, the outfan of the vapour system
Connect the input of the first valve and the input of the second valve respectively；The outfan of the vapour system and the first valve and
Be additionally provided with the 3rd valve, filter, temperature-sensing valve and the 4th valve between two valves, the outfan of the vapour system, the 3rd valve,
Filter, temperature-sensing valve and the 4th valve are sequentially connected in series, and the outfan of the 4th valve connects respectively the input of first valve
End and the input of the second valve；A bypass valve in parallel on the branch road of the 3rd valve, filter, temperature-sensing valve and the 4th valve series connection
Door；Two valve closings when 3rd valve and the 4th valve are used to overhaul, to temperature controller or filter maintenance, bypath valve
Open so that vapour system can continue to two groups of heating coil supply, switching control one of which or heating dish described in two groups
Pipe works.
The first temperature sensor is set in the fuel oil tank transportation by lighter region, is electrically connected with the temperature-sensing valve, when the first temperature
Sensor detect transportation by lighter region in fuel oil be heated to lighter needed for 50 DEG C or so temperature when, temperature-sensing valve control reduce steam supply
To amount, energy-saving effect is further improved.
The fuel oil suction inlet arranges pipeline and is connected to fuel breakdown of oil cabin, fuel oil transfer pump by a fuel oil transfer pump
Second temperature sensor is set in inlet ductwork；Fuel oil transfer pump and second temperature sensor are electrically connected a controller；
Second temperature sensor detects fuel oil temperature in fuel oil course of conveying, when fuel oil temperature exceedes given threshold, to the control
Device sends reports to the police or termination of pumping signal, and when controller receives warning or termination of pumping signal, control fuel oil transfer pump stops conveying combustion
Oil, or send alarm to the monitoring system of controller connection.
In the present embodiment, when fuel oil tank is deep tank structure, the transportation by lighter region can arrange to enclose shelters structure, encloses and shelters structure and be
Two vertical plates constitute a transportation by lighter regional space with fuel oil bulkhead, and described two vertical plates arrange certain interval, just
Fuel oil outside transportation by lighter region flows into transportation by lighter regional space and carries out local heating, and local heating can be reduced to the fuel-firing preheating time
Within 3 hours, correspondingly, the part that the air consumption of fuel oil tank heating can be reduced to needed for traditional cargo tank heating (takes
Certainly in cargo tank size, cargo tank is bigger, and energy-saving effect is more obvious), so as to realize energy-conservation purpose.
If enclosing, to shelter structure can also be the casing or obturator for being provided with dry hole, and this some holes is used to lighter the fuel oil stream outside area
Enter the fuel oil after heating, and heating to flow out.Enclose shelter structure setting can be better protected from lighter heated in areas fuel oil heat
Amount expands to be calculated to the non-transportation by lighter region of fuel oil tank, further improves the firing rate of fuel oil in transportation by lighter region, energy-conservation.
The liquid-level switch group of low liquid level and high level is set in fuel breakdown of oil cabin, the controller is electrically connected.Controller
Be arranged in control chamber, the liquid-level switch of low liquid level is located at the position of fuel breakdown of oil volume of compartment product 75%, i.e., it is high at described pump
The liquid-level switch of liquid level is located at the position of fuel breakdown of oil volume of compartment product 85%, i.e., at described termination of pumping, oil level volume between the two
Difference is Q=50 X (85%-75%)=5m3, less than enclosing the volume 10m that region is lightered in structure is sheltered3, to ensure to enclose to shelter in structure
Fuel oil can supplement enough fuel oil clarification cabin.
A kind of marine fuel oil heating system of this utility model embodiment 3 is based on embodiment 2, and its difference is, institute
Relative closure or narrow space region that transportation by lighter region can be that fuel oil tank partial bulkhead itself is constituted are stated, the region meets
It is not required to set up special enclosing and shelters structure, the fuel oil in it after heating is difficult flowing, is unfavorable for the heat of thermal afterburning oil rapidly
It is region from the fuel oil suction inlet farther out to be diffused into, that is, meeting first group of heating coil carries out local heating, improves transportation by lighter area
The firing rate and energy-saving effect of fuel oil in domain；Difference in volume at the high-order termination of pumping in the fuel breakdown of oil cabin and at low level pump
Less than the volume in the transportation by lighter region, to ensure that the fuel oil lightered in region can enough supplement fuel oil clarification cabin, principle is with real
Apply example 2.
The above is preferred implementation of the present utility model, it is noted that for the ordinary skill of the art
For personnel, on the premise of without departing from this utility model principle, some improvements and modifications can also be made, these improve and moisten
Decorations are also considered as protection domain of the present utility model.
Claims (5)
1. a kind of marine fuel oil heating system, including heating coils in bunkers and vapour system, it is characterised in that the fuel oil tank
Two groups of heating coils of interior setting, first group is arranged near the fuel oil suction inlet in fuel oil tank transportation by lighter region, is only used for the transportation by lighter area
The fuel Heating in domain, second group of position being arranged on outside fuel oil tank transportation by lighter region, the vapour system connects respectively described two groups
Heating coil is with independent control one of which or two groups of heating coil work；
The outfan of the vapour system connects respectively the input of the input of the first valve and the second valve；Described first group
The input of heating coil connects the outfan of the first valve, and the input of second group of heating coil connects the second valve
Outfan.
2. marine fuel oil heating system as claimed in claim 1, it is characterised in that the outfan of the vapour system and first
It is additionally provided with the 3rd valve, filter, temperature-sensing valve and the 4th valve between valve and the second valve, the outfan of the vapour system,
3rd valve, filter, temperature-sensing valve and the 4th valve are sequentially connected in series, and the outfan of the 4th valve connects respectively first valve
The input of door and the input of the second valve；In parallel one on the branch road of the 3rd valve, filter, temperature-sensing valve and the 4th valve series connection
Bypath valve；The first temperature sensor is set in the fuel oil tank transportation by lighter region, is electrically connected with the temperature-sensing valve.
3. marine fuel oil heating system as claimed in claim 1, it is characterised in that the fuel oil suction inlet arranges pipeline and passes through
Fuel oil transfer pump is connected to fuel breakdown of oil cabin, and in fuel oil transfer pump inlet ductwork second temperature sensor is arranged；Fuel
Oily delivery pump and second temperature sensor are electrically connected a controller；Second temperature sensor is detected in fuel oil course of conveying
Fuel oil temperature, when fuel oil temperature exceedes given threshold, sends to the controller and reports to the police or termination of pumping signal.
4. marine fuel oil heating system as claimed in claim 3, it is characterised in that low liquid is set in the fuel breakdown of oil cabin
Position and the liquid-level switch group of high level, for controlling the transfer pump for fuel start and stop.
5. the marine fuel oil heating system as described in claim 3 or 4, it is characterised in that the transportation by lighter region arranges to enclose shelters knot
Structure, the difference in volume at the fuel breakdown of oil cabin high position termination of pumping and at low level pump encloses the volume for sheltering structure less than described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621140502.5U CN206125391U (en) | 2016-10-19 | 2016-10-19 | Boats and ships fuel heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621140502.5U CN206125391U (en) | 2016-10-19 | 2016-10-19 | Boats and ships fuel heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206125391U true CN206125391U (en) | 2017-04-26 |
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ID=58574648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621140502.5U Active CN206125391U (en) | 2016-10-19 | 2016-10-19 | Boats and ships fuel heating system |
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| CN (1) | CN206125391U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106369823A (en) * | 2016-10-19 | 2017-02-01 | 广州文冲船厂有限责任公司 | Fuel heating system of vessel |
| CN115003597A (en) * | 2019-12-24 | 2022-09-02 | 许德会 | Fuel heating device for ship |
-
2016
- 2016-10-19 CN CN201621140502.5U patent/CN206125391U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106369823A (en) * | 2016-10-19 | 2017-02-01 | 广州文冲船厂有限责任公司 | Fuel heating system of vessel |
| CN115003597A (en) * | 2019-12-24 | 2022-09-02 | 许德会 | Fuel heating device for ship |
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