CN108826012A - A kind of liquefied petroleum gas carburetion system and its processing method - Google Patents
A kind of liquefied petroleum gas carburetion system and its processing method Download PDFInfo
- Publication number
- CN108826012A CN108826012A CN201810677435.8A CN201810677435A CN108826012A CN 108826012 A CN108826012 A CN 108826012A CN 201810677435 A CN201810677435 A CN 201810677435A CN 108826012 A CN108826012 A CN 108826012A
- Authority
- CN
- China
- Prior art keywords
- vaporizer
- liquefied petroleum
- petroleum gas
- gas
- steam
- 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.)
- Pending
Links
- 239000003915 liquefied petroleum gas Substances 0.000 title claims abstract description 74
- 238000003672 processing method Methods 0.000 title claims abstract description 10
- 239000006200 vaporizer Substances 0.000 claims abstract description 100
- 239000007789 gas Substances 0.000 claims abstract description 56
- 238000010438 heat treatment Methods 0.000 claims abstract description 51
- 239000007788 liquid Substances 0.000 claims description 32
- 230000001105 regulatory effect Effects 0.000 claims description 18
- 239000003208 petroleum Substances 0.000 claims description 15
- 238000005485 electric heating Methods 0.000 claims description 9
- 238000005086 pumping Methods 0.000 claims description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 210000000746 body region Anatomy 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 claims description 2
- 238000010926 purge Methods 0.000 claims description 2
- 230000001276 controlling effect Effects 0.000 claims 1
- 238000007599 discharging Methods 0.000 claims 1
- 230000005611 electricity Effects 0.000 claims 1
- 230000008016 vaporization Effects 0.000 abstract description 6
- 238000009834 vaporization Methods 0.000 abstract description 5
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 36
- 239000002737 fuel gas Substances 0.000 description 6
- 239000007791 liquid phase Substances 0.000 description 5
- 239000012535 impurity Substances 0.000 description 4
- 238000004880 explosion Methods 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000002045 lasting effect Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- -1 therefore Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011143 downstream manufacturing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012549 training Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C7/00—Methods or apparatus for discharging liquefied, solidified, or compressed gases from pressure vessels, not covered by another subclass
- F17C7/02—Discharging liquefied gases
- F17C7/04—Discharging liquefied gases with change of state, e.g. vaporisation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
- F17C13/021—Special adaptations of indicating, measuring, or monitoring equipment having the height as the parameter
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
- F17C13/025—Special adaptations of indicating, measuring, or monitoring equipment having the pressure as the parameter
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
- F17C13/026—Special adaptations of indicating, measuring, or monitoring equipment having the temperature as the parameter
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2221/00—Handled fluid, in particular type of fluid
- F17C2221/03—Mixtures
- F17C2221/032—Hydrocarbons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
- F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
- F17C2223/0146—Two-phase
- F17C2223/0153—Liquefied gas, e.g. LPG, GPL
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2227/00—Transfer of fluids, i.e. method or means for transferring the fluid; Heat exchange with the fluid
- F17C2227/03—Heat exchange with the fluid
- F17C2227/0302—Heat exchange with the fluid by heating
- F17C2227/0304—Heat exchange with the fluid by heating using an electric heater
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2227/00—Transfer of fluids, i.e. method or means for transferring the fluid; Heat exchange with the fluid
- F17C2227/03—Heat exchange with the fluid
- F17C2227/0302—Heat exchange with the fluid by heating
- F17C2227/0309—Heat exchange with the fluid by heating using another fluid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/03—Control means
- F17C2250/032—Control means using computers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/04—Indicating or measuring of parameters as input values
- F17C2250/0404—Parameters indicated or measured
- F17C2250/0408—Level of content in the vessel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/04—Indicating or measuring of parameters as input values
- F17C2250/0404—Parameters indicated or measured
- F17C2250/043—Pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/04—Indicating or measuring of parameters as input values
- F17C2250/0404—Parameters indicated or measured
- F17C2250/0439—Temperature
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses a kind of liquefied petroleum gas carburetion system and its processing methods, and the system comprises vaporizers and the heating device, safety device, the auxiliary device, control system that are attached thereto.The processing method is the heating medium for heating vaporization in heated device after liquefied petroleum gas enters vaporizer, under the adjusting of control system, external output flow and the stable oil gas of pressure.The system is suitable for industrial and civilian liquefied petroleum gas and vaporizes, safe and stable, conveniently using liquefied petroleum gas carburetion system formation oil gas of the invention.
Description
Technical field
The invention belongs to oil-gas gatherings and transportations and liquefied petroleum gas to utilize field, and in particular to a kind of liquefied petroleum gas carburetion system
And its processing method.
Background technique
Have benefited from urban and urual areas of whole country's expanding economy, liquefied petroleum gas is being widely used as fuel, industry and city
City's combustion gas is an indispensable infrastructure in modern industry and people's lives.For regional geography environment, using coal
The artificial gas mode processed such as dry distillation gas production, water-gas or heavy oil gas, restriction the problems such as by dosage, fund, environmental protection uses model
It encloses limited；Using natural gas, then up for national planning due tos resource reserve, defeated gas supply, technology, fund, exploration etc..Liquefy stone
Byproduct of the oil gas as refinery becomes refinery and periphery industrial fuel in the available relatively broad resource in refinery
One of important selection.Fuel gas is done using liquefied petroleum gas, it is primary to seek to vaporize liquefied petroleum gas, but as vaporization
The vaporizer of main equipment in standing, type selecting is improper and technological design is unreasonable, causes the influence of Vaporizing Station gas supply and operational management
Difficult phenomenon happens occasionally.
LPG gasifier is to vaporize liquefied petroleum gas by vaporizer heating liquefied petroleum gas charging, is generated
The LP gas fuel gas of saturation, while fuel gas is sent to downstream process equipment, such as heating furnace, it burns.Liquefaction
Oil gas vaporizer devices mainly include liquefied petroleum gas storage tank and tank bottom heating coil two parts, wherein bottom-heated disk
Pipe mostly uses greatly steam heating method.Vaporescence in order to guarantee LPG gasifier was not only safe but also steady, firstly, needing
Sizeable vaporizer devices are selected to guarantee that upper side has sufficient vaporization space；Secondly, in liquefied petroleum gas
Flowmeter is arranged in vaporizer feeding line, while liquidometer and in vaporizer outlets fuel gas pipe being arranged on vaporizer devices
Pressure transmitter etc. is set on line, the peace of liquefied petroleum gas is realized by these detection instrument composed cascades and selection control system
Entirely, stable vaporescence.
Vaporizer is related to automatic control, electrical, chemical machinery etc. specially as the higher hot type equipment of a degree of automation
Industry is also contemplated that other professional and complete requirements in type selecting, should not generally select automatic operation complicated, complicated device,
It should be taken into account that domestic practical operation peopleware and maintenance are horizontal, and to have the well-off manufacturer of spare and accessory parts, to behaviour
Author's palpus strict training, formulates the normal work that regular and casual inspection operates to ensure that vaporizer, therefore, vaporizer is determined
Type is the work that must comprehensively comprehensively consider each factor.
Summary of the invention
In view of the above technical problems, the present invention proposes a kind of liquefied petroleum gas carburetion system and its processing method, using heat
Matchmaker or electrically heated mode, comprehensive control system make the vaporization that liquefied petroleum gas is safe and stable, lasting for downstream
Device provides safe and stable, clean fuel gas.
The present invention is achieved by the following technical solutions：
A kind of liquefied petroleum gas carburetion system, including vaporizer and the heating device being attached thereto, safety device, auxiliary dress
It sets, control system；
The vaporizer is vertical can-like, and bottom section is liquid Space in tank；
The heating device is located in the liquid Space of the vaporizer；
The safety device includes safety valve and emptying device, is respectively positioned on top of the tank, and be connected to the external world by pipeline；
The auxiliary device includes blow device, blowdown apparatus and pumping equipment, is all set in tank base, and pass through pipe
Road is connected to the external world；
The control system includes evaporator pressure table, carburettor temperature meter, vaporizer liquidometer, liquefied petroleum throughput
Meter, liquefied petroleum gas regulating valve, oil gas pressure transmitter, oil gas flowmeter and heating control apparatus；Wherein, vaporizer pressure
Power table is set to top of the tank；Tank body region where carburettor temperature meter and vaporizer liquidometer are respectively positioned on vaporizer liquid Space
Exterior side wall on；The tank wall of vaporizer, which is open, is sequentially connected liquefied petroleum gas regulating valve and liquefied petroleum gas by pipeline
Flowmeter, and it is connected to liquefied petroleum gas inlet pipeline；The top of the tank of vaporizer, which is open, is sequentially connected oil gas by pipeline
Pressure transmitter and oil gas flowmeter, and it is connected to the external world；Heating control apparatus is set on tank wall and adds with described
Thermal is connected.
Further, the vaporizer is Vertical Steel Oil Tank pressure vessel.
Further, the heating device is steam pipe coil, is equipped with steam inlet and steam (vapor) outlet pipeline, described to add
Heat control device includes steam-flow meter, steam flow control valve and drain valve, wherein the steam inlet is equipped with successively
The steam flow control valve and steam-flow meter of connection, the steam (vapor) outlet pipeline are equipped with drain valve.
Further, the heating device is electric heating tube, and the heating control apparatus is electric heating control cabinet.
Further, the control system uses PLC system.
A kind of processing method of liquefied petroleum gas carburetion system, includes the following steps：
Step 1) liquefied petroleum gas enters vaporizer through LPG flowmeter and liquefied petroleum gas regulating valve from pipeline,
And liquid Space is formed in vaporizer bottom, the liquid level of liquid Space indicates that vaporizer liquidometer is same by vaporizer liquidometer
When have signal transporting function, with liquefied petroleum gas regulating valve interlock, pass through regulation liquefied petroleum gas regulating valve, adjust vaporizer
The liquid level in bottom liquid phases space；
Step 2) carburettor temperature meter is used to guarantee the fluid temperature in real-time monitoring liquid Space；In adding for heating device
Under heat, liquefied petroleum gas is heated, vaporizes, and forms oil gas, oil gas leaves vaporizer, oil gas through pipeline from the top of vaporizer
Pressure transmitter has signal transporting function, interlocks with heating control apparatus, by adjusting heating control apparatus, controls oil gas
Pressure；Evaporator pressure table in real time indicate vaporizer inside petroleum atmospheric pressure, to avoid internal petroleum atmospheric pressure superelevation,
Explosion；When safety valve at the top of vaporizer is used to be more than setup pressure value, the safety relief of oil gas；
When step 3) initial operation, air is contained inside vaporizer, the emptying device at the top of vaporizer is for arranging when going into operation
The air in vaporizer is put, guarantees that the received oil gas of downstream unit is safe and stable；When device is stopped work, emptying device can also
To empty the unrecovered oil gas in vaporizer；
For step 4) when needing to carry out " cleaning " to vaporizer, blow device connects nitrogen, blows vaporizer bottom
It sweeps, impurity is discharged by blowdown apparatus；When device is stopped work, the pumping equipment of vaporizer bottom is for being discharged residual in vaporizer
Liquefied petroleum gas.
Beneficial effects of the present invention are as follows：
Liquefied petroleum gas carburetion system of the invention, it is comprehensive using convenient and fast steam heating agent or electrically heated mode
Control system, keep liquefied petroleum gas vaporescence more safe and stable, it is lasting provided for downstream unit or user it is clean
Fuel gas.
Detailed description of the invention
Fig. 1 is the flow diagram of the liquefied petroleum gas carburetion system of embodiment 1；
Fig. 2 is the flow diagram of the liquefied petroleum gas carburetion system of embodiment 2.
In figure：1, vaporizer；2, evaporator pressure table；3, carburettor temperature meter；4, vaporizer liquidometer；5, heating dress
It sets；6, emptying device；7, safety valve；8, blow device；9, blowdown apparatus；10, pumping equipment；11, LPG flowmeter；
12, liquefied petroleum gas regulating valve；13, oil gas pressure transmitter；14, oil gas flowmeter；15, steam-flow meter；16, steam
Flow control valve；17, drain valve；18, electric heating control cabinet.
Specific embodiment
The present invention is further elaborated with embodiment with reference to the accompanying drawing.
Embodiment 1
A kind of liquefied petroleum gas carburetion system, as shown in Figure 1, including vaporizer 1 and the heating device 5 being attached thereto, peace
Full device, auxiliary device, control system.
The vaporizer 1 is the Vertical Steel Oil Tank pressure vessel of vertical can-like, and bottom section is liquid Space in tank.
The heating device 5 is steam pipe coil, in the liquid Space of the vaporizer 1, is equipped with steam inlet
With steam (vapor) outlet pipeline.
The safety device includes safety valve 7 and emptying device 6, is respectively positioned on top of the tank, and be connected to outside by pipeline
Boundary.
The auxiliary device includes blow device 8, blowdown apparatus 9 and pumping equipment 10, is all set in tank base, and lead to
Piping is connected to the external world.
The control system includes evaporator pressure table 2, carburettor temperature meter 3, vaporizer liquidometer 4, liquefied petroleum gas
Flowmeter 11, liquefied petroleum gas regulating valve 12, oil gas pressure transmitter 13, oil gas flowmeter 14 and heating control apparatus；
Wherein, evaporator pressure table 2 is set to top of the tank；Carburettor temperature meter 3 and vaporizer liquidometer 4 are respectively positioned on 1 liquid of vaporizer
Where phase space in the exterior side wall in tank body region；The tank wall of vaporizer 1, which is open, is sequentially connected liquefied petroleum by pipeline
Gas regulating valve 12 and LPG flowmeter 11, and it is connected to liquefied petroleum gas inlet pipeline；The top of the tank of vaporizer 1 is opened
Mouth is sequentially connected oil gas pressure transmitter 13 and oil gas flowmeter 14 by pipeline, and is connected to the external world；Computer heating control dress
It installs and is placed on tank wall and is connected with the heating device 5.
The heating control apparatus includes steam-flow meter 15, steam flow control valve 16 and drain valve 17, wherein described
Steam inlet is equipped with sequentially connected steam flow control valve 16 and steam-flow meter 15, and the steam (vapor) outlet pipeline is equipped with
Drain valve 17.
Separately it is arranged in device programmable control system (PLC), all instrument signals, the unlatching of regulating valve, closed state are equal
It is transmitted to PLC, various logic is worked out in PLC and controls program, realizes the control to steam liquefied gas carburetion system.
Based on above-mentioned liquefied petroleum gas carburetion system, processing method includes the following steps：
(1) this system is connected with liquefied petroleum gas inlet pipeline, and liquefied petroleum gas is from pipeline through LPG flowmeter
11 and liquefied petroleum gas regulating valve 12 enter vaporizer 1, and 1 bottom of vaporizer formed liquid Space, the liquid level of liquid Space
Indicate that vaporizer liquidometer 4 is provided simultaneously with signal transporting function, with liquefied petroleum gas regulating valve 12 by vaporizer liquidometer 4
Interlocking adjusts 1 bottom liquid phases space liquid level of vaporizer by the on and off of liquefied petroleum gas regulating valve 12.
(2) 1 liquid Space region of vaporizer is provided with heating device 5, heating device 5 is set lower than liquefied petroleum gas
Liquid phase height, 5 both ends of heating device connect with steam inlet and steam (vapor) outlet pipeline respectively, steam inlet setting
There are steam-flow meter 15 and steam flow control valve 16, steam (vapor) outlet pipeline is provided with drain valve 17.For convenient for observation liquefaction stone
The temperature of oil gas is provided with carburettor temperature meter 3 in 1 bottom sidewall of vaporizer, and carburettor temperature meter 3 is lower than liquid Space
Minimum liquid level guarantees instruction liquidus temperature in real time.
Under the heating of steam, liquefied petroleum gas is heated, vaporizes, and forms oil gas, oil gas is from 1 top of vaporizer through pipe
Road leaves vaporizer 1, oil gas pressure transmitter 13 and oil gas flowmeter 14 is provided on the pipeline, wherein petroleum atmospheric pressure
Transmitter 13 has signal transporting function, interlocks with steam flow control valve 16, by the on and off of steam flow control valve 16,
Control the pressure of oil gas.To avoid special circumstances, lead to 1 inside petroleum atmospheric pressure superelevation of vaporizer, explosion, vaporizer 1 pushes up
Portion is provided with evaporator pressure table 2, for indicating internal petroleum atmospheric pressure in real time, while safety valve 7 is provided with, for more than one
When constant-pressure, the safety relief of oil gas.
(3) due to initial operation when, contain air inside vaporizer 1, for air is discharged, guarantee the received stone of downstream unit
Oil gas is safe and stable, and emptying device 6 is provided at the top of vaporizer 1, when for going into operation, discharges the air in vaporizer 1.Work as dress
When setting shut-down, which can also empty the unrecovered oil gas in vaporizer 1.
(4) inevitably there are partial impurities in liquefied petroleum gas, which may not vaporize, and impurity is accumulated in vaporizer bottom
Effective liquid Space can be occupied, is provided with blowdown apparatus 9 and blow device 8 in 1 bottom of vaporizer thus.When needs are to vaporization
When device 1 carries out " cleaning ", blow device 8 connects nitrogen, purges to 1 bottom of vaporizer, and impurity is discharged in blowdown apparatus 9.
When device is stopped work, the liquid phase in vaporizer 1 needs to be discharged, and to avoid danger, is provided with pumping equipment in 1 bottom of vaporizer
10, when for stopping work, remaining liquefied petroleum gas in vaporizer is discharged.
Embodiment 2
As shown in Fig. 2, the construction that the difference is that only heating device 5 and heating control apparatus with embodiment 1.It is described
Heating device 5 is electric heating tube, and the heating control apparatus is electric heating control cabinet 18.
Its processing method the difference is that only step (2) with embodiment 1.
Step (2) is as follows：1 liquid Space region of vaporizer is provided with heating device 5, heating device 5 is set lower than
The liquid phase height of liquefied petroleum gas, heating device 5 are connected with electric heating control cabinet 18, control heating.For convenient for observation
The temperature of liquefied petroleum gas is provided with carburettor temperature meter 3 in 1 bottom of vaporizer, and carburettor temperature meter 3 is lower than liquid Space
Minimum liquid level guarantees instruction liquidus temperature in real time.
In the case of electrical heating, liquefied petroleum gas is heated, vaporizes, and forms oil gas, oil gas is passed through from the top of vaporizer 1
Pipeline leaves vaporizer, oil gas pressure transmitter 13 and oil gas flowmeter 14 is provided on the pipeline, wherein petroleum air pressure
Power transmitter 13 has signal transporting function, interlocks with electric heating control cabinet 18, passes through the on and off of electric heating control cabinet 18, control
The pressure of oil gas processed.To avoid special circumstances, lead to 1 inside petroleum atmospheric pressure superelevation of vaporizer, explosion, 1 top of vaporizer
It is provided with evaporator pressure table 2, for indicating internal petroleum atmospheric pressure in real time, while being provided with safety valve 7, for being more than certain
When pressure, the safety relief of oil gas.
Claims (6)
1. a kind of liquefied petroleum gas carburetion system, which is characterized in that including vaporizer and the heating device being attached thereto, safety dress
It sets, auxiliary device, control system；
The vaporizer is vertical can-like, and bottom section is liquid Space in tank；
The heating device is located in the liquid Space of the vaporizer；
The safety device includes safety valve and emptying device, is respectively positioned on top of the tank, and be connected to the external world by pipeline；
The auxiliary device includes blow device, blowdown apparatus and pumping equipment, is all set in tank base, and connect by pipeline
It is connected to the external world；
The control system include evaporator pressure table, carburettor temperature meter, vaporizer liquidometer, LPG flowmeter,
Liquefied petroleum gas regulating valve, oil gas pressure transmitter, oil gas flowmeter and heating control apparatus；Wherein, evaporator pressure
Table is set to top of the tank；Tank body region where carburettor temperature meter and vaporizer liquidometer are respectively positioned on vaporizer liquid Space
In exterior side wall；The tank wall of vaporizer, which is open, is sequentially connected liquefied petroleum gas regulating valve and liquefied petroleum air-flow by pipeline
Meter, and it is connected to liquefied petroleum gas inlet pipeline；The top of the tank of vaporizer, which is open, is sequentially connected petroleum air pressure by pipeline
Power transmitter and oil gas flowmeter, and it is connected to the external world；Heating control apparatus be set on tank wall and with the heating
Device is connected.
2. a kind of liquefied petroleum gas carburetion system according to claim 1, which is characterized in that the vaporizer is Vertical Steel
Pressing pressure container.
3. a kind of liquefied petroleum gas carburetion system according to claim 1, which is characterized in that the heating device is steam
Coil pipe is equipped with steam inlet and steam (vapor) outlet pipeline, and the heating control apparatus includes steam-flow meter, steam flow tune
Save valve and drain valve, wherein the steam inlet is equipped with sequentially connected steam flow control valve and steam-flow meter, institute
Steam (vapor) outlet pipeline is stated equipped with drain valve.
4. a kind of liquefied petroleum gas carburetion system according to claim 1, which is characterized in that the heating device is that electricity adds
Heat pipe, the heating control apparatus are electric heating control cabinet.
5. a kind of liquefied petroleum gas carburetion system according to claim 1, which is characterized in that the control system uses
PLC system.
6. based on a kind of described in any item processing methods of liquefied petroleum gas carburetion system of Claims 1 to 5, feature exists
In including the following steps：
Step 1) liquefied petroleum gas enters vaporizer through LPG flowmeter and liquefied petroleum gas regulating valve from pipeline, and
Liquid Space is formed on vaporizer bottom, and the liquid level of liquid Space indicates that vaporizer liquidometer has simultaneously by vaporizer liquidometer
Standby signal transporting function, interlocks with liquefied petroleum gas regulating valve, by regulating and controlling liquefied petroleum gas regulating valve, adjusts vaporizer bottom
The liquid level of liquid Space；
Step 2) carburettor temperature meter is used to guarantee the fluid temperature in real-time monitoring liquid Space；In the heating of heating device
Under, liquefied petroleum gas is heated, vaporizes, and forms oil gas, and oil gas leaves vaporizer, petroleum air pressure through pipeline from the top of vaporizer
Power transmitter has signal transporting function, interlocks with heating control apparatus, by adjusting heating control apparatus, controls oil gas
Pressure；Evaporator pressure table for indicating petroleum atmospheric pressure inside vaporizer in real time, to avoid internal petroleum atmospheric pressure superelevation, quick-fried
It is fried；When safety valve at the top of vaporizer is used to be more than setup pressure value, the safety relief of oil gas；
When step 3) initial operation, air is contained inside vaporizer, the emptying device at the top of vaporizer is for discharging vapour when going into operation
Change the air in device, guarantees that the received oil gas of downstream unit is safe and stable；When device is stopped work, emptying device can also be arranged
Unrecovered oil gas in empty vaporizer；
For step 4) when needing to carry out " cleaning " to vaporizer, blow device connects nitrogen, purges to vaporizer bottom, miscellaneous
Matter is discharged by blowdown apparatus；When device is stopped work, the pumping equipment of vaporizer bottom is for being discharged remaining liquid in vaporizer
Liquefied oil gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810677435.8A CN108826012A (en) | 2018-06-27 | 2018-06-27 | A kind of liquefied petroleum gas carburetion system and its processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810677435.8A CN108826012A (en) | 2018-06-27 | 2018-06-27 | A kind of liquefied petroleum gas carburetion system and its processing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108826012A true CN108826012A (en) | 2018-11-16 |
Family
ID=64138969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810677435.8A Pending CN108826012A (en) | 2018-06-27 | 2018-06-27 | A kind of liquefied petroleum gas carburetion system and its processing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108826012A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2180874Y (en) * | 1993-08-24 | 1994-10-26 | 曾德政 | Centralized gasification device for liquefied petroleum gas |
| CN2224965Y (en) * | 1995-05-25 | 1996-04-17 | 北京市公用事业科学研究所 | Steaming evaporator for liquified petroleum gas |
| CN2247278Y (en) * | 1995-09-04 | 1997-02-12 | 蔡连举 | Gas generator for liquefied petroleum gas |
| CN1620575A (en) * | 2001-01-05 | 2005-05-25 | 普莱克斯技术有限公司 | Gas delivery at high flow rates |
| CN201992338U (en) * | 2011-03-03 | 2011-09-28 | 广东省肇庆香料厂有限公司 | Device for delivering liquefied gas |
| CN202215934U (en) * | 2011-08-12 | 2012-05-09 | 华尔润玻璃产业股份有限公司 | Steam vaporization device |
| CN207065077U (en) * | 2017-05-18 | 2018-03-02 | 洛阳黎明大成氟化工有限公司 | A kind of water power dual-purpose type liquid ammonia vaporization device |
| CN108194831A (en) * | 2018-02-07 | 2018-06-22 | 贝利智能装备（张家港）有限公司 | A kind of liquefied natural gas vaporizing apparatus |
| CN208457572U (en) * | 2018-06-27 | 2019-02-01 | 江苏金门能源装备有限公司 | A kind of liquefied petroleum gas carburetion system |
-
2018
- 2018-06-27 CN CN201810677435.8A patent/CN108826012A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2180874Y (en) * | 1993-08-24 | 1994-10-26 | 曾德政 | Centralized gasification device for liquefied petroleum gas |
| CN2224965Y (en) * | 1995-05-25 | 1996-04-17 | 北京市公用事业科学研究所 | Steaming evaporator for liquified petroleum gas |
| CN2247278Y (en) * | 1995-09-04 | 1997-02-12 | 蔡连举 | Gas generator for liquefied petroleum gas |
| CN1620575A (en) * | 2001-01-05 | 2005-05-25 | 普莱克斯技术有限公司 | Gas delivery at high flow rates |
| CN201992338U (en) * | 2011-03-03 | 2011-09-28 | 广东省肇庆香料厂有限公司 | Device for delivering liquefied gas |
| CN202215934U (en) * | 2011-08-12 | 2012-05-09 | 华尔润玻璃产业股份有限公司 | Steam vaporization device |
| CN207065077U (en) * | 2017-05-18 | 2018-03-02 | 洛阳黎明大成氟化工有限公司 | A kind of water power dual-purpose type liquid ammonia vaporization device |
| CN108194831A (en) * | 2018-02-07 | 2018-06-22 | 贝利智能装备（张家港）有限公司 | A kind of liquefied natural gas vaporizing apparatus |
| CN208457572U (en) * | 2018-06-27 | 2019-02-01 | 江苏金门能源装备有限公司 | A kind of liquefied petroleum gas carburetion system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202065680U (en) | Liquefied natural gas (LNG) gasification pressure regulating gas supply device | |
| CN102216668A (en) | Conversion of liquefied natural gas | |
| CN104034122B (en) | A kind of natural gas vaporization gas condenser system and method again | |
| CN101162883A (en) | Methods and apparatus for electric power grid frequency stabilization | |
| WO2015128903A1 (en) | Receiving equipment for liquefied natural gas | |
| JP5959778B2 (en) | Facility for receiving liquefied natural gas | |
| CN201180903Y (en) | High-security automatic liquefied chlorine vaporization system | |
| CN101255946A (en) | Self-balance method and apparatus for natural gas thermal value at pressure regulating station | |
| CN208457572U (en) | A kind of liquefied petroleum gas carburetion system | |
| Bahadori | Essentials of oil and gas utilities: Process design, equipment, and operations | |
| CN101900247B (en) | Integrated mobile light-hydrocarbon gas supply station | |
| CN102221127A (en) | Liquid chlorine vaporization system for phosphorus trichloride production | |
| CN108826012A (en) | A kind of liquefied petroleum gas carburetion system and its processing method | |
| CN107401758B (en) | A kind of gaseous hydrocarbon mixes the production method of air gas | |
| JPH10274395A (en) | Natural gas regionally supplying system | |
| US1917154A (en) | Vaporizing system for commercial liquefied hydrocarbons | |
| CN104781969A (en) | Power generation system and method for cooling fuel cell exhaust in power generation system | |
| KR101886916B1 (en) | Integrated Gasification Combined Cycle System | |
| GB2170218A (en) | Plant for production of propane-air gas | |
| CN101649958A (en) | Air supply method for pipe network of dimethyl ether bottle group station | |
| CN204201473U (en) | A kind of BOG of LNG landing stage formula gas station reclaims power generation system | |
| CN1088815C (en) | Pentane pipeline liquefied gas device | |
| CN106082218A (en) | Prepare the device of dry ice | |
| US2386554A (en) | Method and apparatus for storing, atomizing, and generating liquefied petroleum gases | |
| CN207760294U (en) | A kind of gently energy gasifier section |
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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181116 |