CN103611451B - A kind of injection boiler fuel additive-adding device and adding method - Google Patents

A kind of injection boiler fuel additive-adding device and adding method Download PDF

Info

Publication number
CN103611451B
CN103611451B CN201310572285.1A CN201310572285A CN103611451B CN 103611451 B CN103611451 B CN 103611451B CN 201310572285 A CN201310572285 A CN 201310572285A CN 103611451 B CN103611451 B CN 103611451B
Authority
CN
China
Prior art keywords
medicine
fuel
fuel additive
chest
injection boiler
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
Application number
CN201310572285.1A
Other languages
Chinese (zh)
Other versions
CN103611451A (en
Inventor
张红朋
许宝燕
李娟娟
马庆
许玲彬
邵恒玉
陈楠
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Petrochina Co Ltd
Original Assignee
Petrochina Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Petrochina Co Ltd filed Critical Petrochina Co Ltd
Priority to CN201310572285.1A priority Critical patent/CN103611451B/en
Publication of CN103611451A publication Critical patent/CN103611451A/en
Application granted granted Critical
Publication of CN103611451B publication Critical patent/CN103611451B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The invention provides a kind of injection boiler fuel additive-adding device and adding method.This device comprises medicine-chest, proportioning pump, agitator, connecting pipe.Described medicine-chest is body structure, comprises dosing mouth and medicine outlet; The opening that described agitator is arranged by this medicine-chest top, the controlling position of agitator is outside in described medicine-chest, and is fixedly connected with medicine-chest at described medicine-chest top open part, and the blade of agitator and connecting axle are positioned at inside medicine-chest; Described proportioning pump comprises input port and delivery outlet, and the input port of described proportioning pump is connected with the medicine outlet of medicine-chest, and the delivery outlet of described proportioning pump is connected with one end of connecting pipe; The other end of described connecting pipe is connected with injection boiler.Injection boiler fuel additive-adding device provided by the invention instead of artificial addition manner, solving artificial addition manner easily causes fuel to mix uneven technical problem with fuel additive, also reduce the workload of operating personnel simultaneously, improve the service efficiency of fuel additive.

Description

A kind of injection boiler fuel additive-adding device and adding method
Technical field
The present invention relates to field of heavy oil thermal recovery, particularly a kind of injection boiler fuel additive-adding device and adding method.
Background technology
Oil is present among the oil field of natural formation, and its production technique is different along with the difference of oil-field structure, base oil properties.Crude oil medium pitch gum level is high, and the oil that wax content is few is called viscous crude.Viscous crude due to viscosity high, flow difficulties, causes development difficulty high.Viscous crude occupies very large proportion in World's Oil and Gas Resources, and the exploitation to viscous crude field is more and more paid attention in countries in the world.The domestic and international exploitation to viscous crude field at present mainly takes heavy crude heat extraction technology, mainly by raising reservoir temperature, reduces viscosity of thickened oil, thus reduces heavy oil development difficulty.In heavy crude heat extraction, the technical method mainly taked has steam soak, steam flooding, combustion in situ etc.Wherein steam soak becomes the major technique of heavy oil development with its significant superiority.
Steam soak is also called periodically steam injection or circulation steam injection, and utilize injection boiler equipment to inject HTHP wet saturated steam to heavy crude well, by the heating crude oil in certain limit in oil reservoir to reduce viscosity, then back production out.Its recovery process is divided into three phases: steam injection stage, stewing well stage, drive a well recovery phase.The injection boiler equipment used in the steam injection stage is also called wet steam generator, and it refers to and utilizes the heat energy of fuel or other energy that water is heated as the plant equipment of steam.Injection boiler is a kind of high-energy equipment, and its thermal efficiency directly affects the development cost of viscous crude field.The injection boiler equipment special to oil thermal recovery according to the method for testing of GB10180-88 " Industrial Boiler Experiment of Thermophysics specification " carries out thermal efficiency test, and the evenly heat efficiency of current injection boiler is between 75%-80%.Wherein fuel combustion loss is the major reason causing the injection boiler thermal efficiency to reduce.Uphole steam generator fuel used is mainly such as, based on fuel oil, combustion gas, crude oil, natural gas etc.Fuel exports from fuel storage, after fuel channel is atomized by fuel nozzle, then brings burner hearth combustion into by the wind energy of the generation of air blast.Consider for economic factor, its fuel major part is from the self-produced crude oil in oil field.Self-produced crude oil often viscosity is higher, and density is comparatively large, and Thorough combustion failed by the bulky grain fuel oil of the combustion process Middle molecule compact conformation causing crude oil particle of short duration fast, thus reduces fuel burn-off rate, causes the injection boiler thermal efficiency to reduce.
In fuel, add fuel additive is a kind of mode improving the injection boiler thermal efficiency.Fuel additive is a kind of organic catalyst or combustion adjuvant of having combustion-supporting ability, this fuel additive can break up the original molecular structure of fuel, reduce fuel viscosity, make it reach combustion efficiency close to light Fuel, thus improve fuel burn-off rate, reduce the chemical products of fuel consumption.Using fuel additive when using liquid fuel under normal circumstances, making liquid fuel Thorough combustion as much as possible, also can add fuel additive, to improve the efficiency of combustion of gaseous fuel when using gaseous fuel.Current fuel additive is all added in fuel container by manual type to carry out static sedimentation, naturally uses after mixing.When using manual type to add fuel additive to fuel storage, because fuel storage capacity is large, is difficult to the full and uniform stirring realizing fuel additive and fuel, is usually naturally mixed with fuel by fuel additive.The mode of this static sedimentation, mixing is naturally difficult to fuel additive is mixed with uniform fuel, thus reduces the efficiency of combustion of fuel.
Summary of the invention
The invention provides a kind of combustion gas (fuel oil) additive (follow-up referred to as " fuel additive ") adding set and adding method, fuel additive is added can evenly be added in fuel.
For solving the problems of the technologies described above, technical scheme of the present invention is as follows:
A kind of injection boiler fuel additive-adding device, this device comprises medicine-chest, proportioning pump, agitator, connecting pipe, wherein:
Described medicine-chest is body structure, and for holding fuel additive and diluent, described medicine-chest comprises dosing mouth and medicine outlet; Described dosing mouth is for adding fuel additive and diluent, and described medicine outlet is for exporting fuel additive;
Described proportioning pump, for regulating the output quantity of the fuel additive unit interval in medicine-chest, described proportioning pump comprises input port and delivery outlet, and the input port of described proportioning pump is connected with the medicine outlet of medicine-chest; The delivery outlet of described proportioning pump is connected with one end of connecting pipe, for exporting fuel additive to injection boiler by connecting pipe;
Described agitator, for stirring fuel additive and diluent; Described agitator comprises the control part, connecting axle and the blade that connect successively; Described medicine-chest top also arranges opening, the opening that described agitator is arranged by this medicine-chest top; Described controlling position is outside in described medicine-chest, and is fixedly connected with described medicine-chest at described medicine-chest top open part; The blade of described agitator and connecting axle are positioned at inside medicine-chest;
Described connecting pipe, for connecting proportioning pump and injection boiler, one end of described connecting pipe is connected with the delivery outlet of proportioning pump, and the other end of described connecting pipe is connected with injection boiler.
Injection boiler fuel additive-adding device described above, its preferred version is, described injection boiler fuel additive-adding device also comprises atomising device, for atomized fuel additive; Described atomising device comprises input and output, and the input of described atomising device is connected with the delivery outlet of proportioning pump by connecting pipe, and the output of described atomising device is connected with the wind pipe of the air blast of injection boiler.
Injection boiler fuel additive-adding device described above, its preferred version is, described atomising device is annular spray device; Described ring-like sprayer comprises the input for inputting fuel additive, the shower nozzle of the annular hollow structure be connected with input, and shower nozzle madial wall equidistantly arranges the nozzle for spraying fuel additive.
Injection boiler fuel additive-adding device described above, its preferred version is, described medicine-chest also comprises sewage draining exit, for clearing up medicine-chest and getting rid of residual fuel additive.
Injection boiler fuel additive-adding device described above, its preferred version is, the medicine-chest of described injection boiler fuel additive-adding device is also provided with liquid level gauge, for monitoring the liquid level of liquid in described medicine-chest.
Injection boiler fuel additive-adding device described above, its preferred version is, described connecting pipe is connecting hose.
In conjunction with injection boiler fuel additive-adding device of the present invention, the invention provides a kind of injection boiler combustion system, this injection boiler combustion system comprises blowing plant, fuel supply system, boiler combustion device, wherein,
Described blowing plant, for providing wind energy, brings injection boiler burner into by fuel;
Described fuel supply system, for providing the fuel needed for boiler combustion device;
Described boiler combustion device, for providing the combustion space of fuel, and exports the energy of burning generation;
Described injection boiler combustion system also comprises the embodiment of the present invention 1 and 2 provides the additive-adding device of the injection boiler fuel described in any one.
The invention provides a kind of fuel additive adding method, its implementation process comprises the following steps:
S1: fuel additive mixes in medicine-chest container with diluent;
S2: medicine-chest container quantitatively adds in fuel than by the fuel additive after diluting by the interpolation of fuel additive and fuel,
Wherein, the computing formula of the addition L added in fuel by fuel additive in the unit interval is:
L=(M*K) (1+P)/(H*P), wherein add the amount of the fuel additive in fuel in the L representation unit time to, M represents the amount of fuel, K represents the mixing ratio of fuel additive and fuel, H represents the elapsed time of fuel, and P represents the mixed proportion of fuel additive and diluent.
Fuel additive adding method described above, its preferred version is, adds in fuel after being atomized by the fuel additive of the quantitative output described in S2 again.
Injection boiler fuel additive-adding device provided by the invention and adding method, fuel additive is exported with the interpolation of fuel than quantitatively by setting fuel additive, fuel additive is evenly added in fuel, fuel additive can be mixed with fuel is full and uniform, reduce fuel viscosity, improve fuel economy, thus improve boiler thermal output.
Accompanying drawing explanation
Fig. 1 is the structure of injection boiler fuel additive-adding device described in the embodiment of the present invention 1 and each parts annexation schematic diagram;
Fig. 2 is the structural representation of a kind of proportioning pump 2 used in injection boiler fuel additive-adding device described in the embodiment of the present invention 1;
Fig. 3 is the structure of agitator 3 in injection boiler fuel additive-adding device described in the embodiment of the present invention 1 and each parts annexation schematic diagram;
Fig. 4 is the annexation schematic diagram of injection boiler fuel additive-adding device and injection boiler described in the embodiment of the present invention 1;
Fig. 5 is the structure of injection boiler fuel additive-adding device described in the embodiment of the present invention 2 and each parts annexation schematic diagram;
Fig. 6 is the structural representation of annular spray device in the embodiment of the present invention 2 injection boiler fuel additive-adding device;
Fig. 7 is the injection boiler fuel additive-adding device structure containing described sewage draining exit 3 and described liquid level gauge 4 described in the embodiment of the present invention 2 and annexation schematic diagram;
Fig. 8 is the annexation schematic diagram of injection boiler fuel additive-adding device described in the embodiment of the present invention 2 and injection boiler;
Fig. 9 is a kind of injection boiler combustion system structural representation containing the injection boiler fuel additive-adding device in the embodiment of the present invention 1 and embodiment 2 described in any one provided by the invention.
Detailed description of the invention
Technical scheme in the application is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the embodiment of the present application, technical scheme in the embodiment of the present application is clearly and completely described, obviously, described embodiment is only some embodiments of the present application, instead of whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, should belong to the scope of protection of the invention.
Embodiment 1 is a kind of injection boiler fuel additive-adding device provided by the invention.Fig. 1 is the structure of the embodiment of the present invention 1 injection boiler fuel additive-adding device and each parts annexation schematic diagram.As shown in Figure 1, injection boiler fuel additive-adding device provided by the invention comprises medicine-chest 1, proportioning pump 2, agitator 3, connecting pipe 5, wherein:
Medicine-chest 1, may be used for holding fuel additive and diluent, and described medicine-chest 1 can be the body structure such as cuboid, cylinder.Described medicine-chest 1 comprises dosing mouth 101, medicine outlet 102.Described dosing mouth 101, may be used for adding fuel additive and diluent.Described dosing mouth 101 can be arranged on the top of medicine-chest 1 or the first half of sidewall.Described medicine outlet 102, may be used for exporting fuel additive.Described medicine outlet 102 can be arranged at the bottom of medicine-chest 1 or the latter half of sidewall.As shown in Figure 1, in this enforcement, medicine-chest 1 is cuboid, and described dosing mouth 101 is positioned at medicine-chest 1 top, and described medicine outlet 102 is positioned at medicine-chest 1 sidewall the latter half.
Proportioning pump 2, may be used for regulating the fuel additive unit interval output quantity in medicine-chest 1.Described proportioning pump comprises input port and delivery outlet, and the input port of described proportioning pump is connected with the medicine outlet of medicine-chest; The delivery outlet of described proportioning pump is connected with one end of connecting pipe, for exporting fuel additive to injection boiler by connecting pipe.Described proportioning pump 2 can be the infusion pump carrying liquid material for meeting technological process needs according to a certain percentage.Fig. 2 is a kind of proportioning pump 2 structural representation used in the present embodiment 1.As shown in Figure 2, described proportioning pump 2 can comprise: there is the pump housing 203 of the driven plunger moved reciprocatingly inside, be connected with the pump housing 203 for suck liquid input port 201, to be connected with the pump housing 203 for pump liquid delivery outlet 202, be connected to the pump housing with the pump housing and provide power and automatically controlled group 204 that pump housing unit interval output quantity can be regulated.The input port 201 of described proportioning pump can be connected with the medicine outlet 102 of described medicine-chest 1.The delivery outlet 202 of described proportioning pump can be connected with one end of described connecting pipe 5.The delivery outlet 202 of described proportioning pump can also comprise the flowmeter 2021 for real-time displaying ratio pump 2 unit interval output quantity.In the present invention, in embodiment 1, the proportioning pump 2 of indication is not limited to proportioning pump structure described above, and current domestic and international market can carry the infusion pump of liquid material can as the proportioning pump 2 of indication in the embodiment of the present invention 1 for meeting technological process needs according to a certain percentage.
Connected mode between the medicine outlet 102 of described medicine-chest 1 and the input port 201 of proportioning pump 2, can realize in the following manner:
Flange joint is adopted between the medicine outlet 102 of described medicine-chest 1 and the input port 201 of proportioning pump 2;
Adopt between the medicine outlet 102 of described medicine-chest 1 and the input port 201 of proportioning pump 2 and be welded to connect.
Agitator 3, may be used for the mix and blend of fuel additive and diluent in medicine-chest 1, and fuel additive is fully mixed with diluent, improves the service efficiency of fuel additive.Described agitator 3 can comprise control part 301, connecting axle 302 and blade 303.Fig. 3 shows the structure of agitator 3 described in the present embodiment 1 and each parts annexation.Described control part 301 can be arranged at the top of medicine-chest 1.Described control part 301 is fixedly connected with medicine-chest 1 top, such as, can adopt screw thread or be welded to connect.At medicine-chest 1 top, control part 301 place arranges an opening, and this opening has the connecting axle 302 extending downward medicine-chest 1 inner also connection control portion 301 and blade 303.The control part of described agitator 3 can also contain timing controller, realizes timing agitation function.
Connecting pipe 5, may be used for fuel additive and is delivered to injection boiler equipment by proportioning pump.One end of described connecting pipe 5 is connected with the delivery outlet 202 of proportioning pump 2, and the other end of described connecting pipe 5 is connected with injection boiler.
Connecting pipe 5 described in above-described embodiment 1 can be connecting hose.
Medicine-chest 1 described in above-described embodiment 1 can also comprise sewage draining exit 3, described sewage draining exit 103, for clearing up medicine-chest 1 and getting rid of residual fuel additive.Described sewage draining exit 103 can be arranged at the bottom of medicine-chest 1 or the latter half of sidewall.
Injection boiler fuel additive-adding device described in above-described embodiment 1 can also comprise liquid level gauge 4, and described liquid level gauge 4 may be used for the liquid level monitoring liquid in medicine-chest 1.Described liquid level gauge 4 can be magnetic float liquidlevel meter, pressure content gauge, radar level gauge etc.Liquid level gauge 4 in the present embodiment 1 is magnetic float liquidlevel meter.The measurement mechanism that described magnetic float liquidlevel meter 4 measures liquid level is positioned at the inside of described medicine-chest 1, and in described magnetic float liquidlevel meter display medicine-chest 1, the reading plotter of liquid level is positioned at the outside of described medicine-chest 1.
The annexation schematic diagram that Fig. 4 is the injection boiler fuel additive-adding device described in the embodiment of the present invention 1 and injection boiler.As shown in Figure 4, have fuel channel 8 in burner hearth 10 porch, fuel channel 8 is connected to can the fuel nozzle 9 of atomized liquid fuel.The other end of described connecting pipe 5 is connected with the fuel channel 8 of injection boiler.Fuel additive is naturally mixed with fuel by connecting pipe 5 in fuel channel 8, is sprayed by fuel nozzle 9.The fuel mix that the wind energy that air blast produces drives fuel nozzle 9 to spray enters burner hearth 10, then in burner hearth 10 combustion.
In the injection boiler fuel additive-adding device that the present embodiment 1 provides, fuel additive mixes in medicine-chest 1 with diluent, abundant dilution mixture after agitator 3 stirs.The interpolation ratio of proportioning pump 2 based on fuel additive and fuel, the output quantity of setting unit time fuel additive, is transported to injection boiler equipment by fuel additive, achieve fuel additive and the fuel Homogeneous phase mixing according to the ratio of setting.
Embodiment 2 is the embodiment of the second injection boiler fuel additive-adding device provided by the invention.Fig. 5 shows the structure of the embodiment of the present invention 2 injection boiler fuel additive-adding device and each parts annexation.As shown in Figure 5, structure and each parts annexation of the injection boiler fuel additive-adding device that the embodiment of the present invention 2 provides are identical with embodiment 1, and difference is that this injection boiler fuel additive-adding device also comprises atomising device 6, wherein:
Described atomising device 6, may be used for atomized fuel additive, and the structure of described atomising device 6 comprises the output of the input of input fuel additive, ejection fuel additive.6 inputs of described atomising device are connected with the delivery outlet 202 of proportioning pump 2 by connecting pipe 5, and the described output of atomising device 6 is connected with the wind pipe of the air blast of injection boiler.
The connected mode of the other end of described connecting hose 5 and the input of atomising device 6, can realize in the following manner:
Snap joint is adopted to be connected between second end of described connecting hose 5 and the input of atomising device 6.
Snap joint described above is a kind of joint not needing external tool just can realize pipeline connection or disconnection.The snap joint used in the present embodiment 1 can be that gas liquid shares snap joint, also can be oil pressure snap joint.
What the atomising device 6 described in above-described embodiment 2 was concrete can be annular spray device.Fig. 6 is the structural representation of described annular spray device, as described in Figure 6, described annular spray device comprises the input 601 be connected for inputting fuel additive with the other end of connecting pipe 5, the shower nozzle 602 of the annular hollow structure be connected with input 601, shower nozzle 602 madial wall equidistantly arranges for spraying the nozzle 603 that fuel adds.Fuel additive is sprayed by the nozzle 603 of described annular spray device and is atomized.Described nozzle 603 can regulate spout size to regulate atomizing effect.In the present embodiment, 2 atomising devices 6 used are annular spray device.The shape of the shower nozzle 602 of described annular spray device, can select rectangle or column construction according to the actual conditions of burner hearth 10 entrance.
Connecting pipe described in above-described embodiment 2 can be connecting hose.
Medicine-chest 1 described in above-described embodiment 2 can also comprise the sewage draining exit 3 described in embodiment 1, described sewage draining exit 103, for clearing up medicine-chest 1 and getting rid of residual fuel additive.
Injection boiler fuel additive-adding device described in above-described embodiment 2 can also comprise the liquid level gauge 4 described in embodiment 1, and described liquid level gauge 4 may be used for the liquid level monitoring liquid in medicine-chest 1.
Fig. 7 is the injection boiler fuel additive-adding device structure containing described sewage draining exit 3 and described liquid level gauge 4 described in the embodiment of the present invention 2 and annexation schematic diagram.
Fig. 8 is the annexation schematic diagram of injection boiler fuel additive-adding device described in the embodiment of the present invention 2 and injection boiler.As shown in Figure 8, the wind energy that the fuel additive quantitatively exported is produced by air blast after atomising device 6 is atomized brings burner hearth 10 porch into, and the fuel mix sprayed with fuel nozzle 9 enters burner hearth 10 combustion.
The injection boiler fuel additive-adding device that the embodiment of the present invention 2 provides, proportioning pump 2 quantitatively exports fuel additive according to the mixed proportion of fuel additive and fuel, fuel after the fuel additive of quantitative output be atomized with fuel nozzle 9 after atomising device 6 is atomized again is mixed, like this in the mixed uniformly process achieving fuel additive and fuel, further increase the mixability of fuel additive and fuel, improve the service efficiency of fuel additive.
The invention provides a kind of injection boiler combustion system of any one injection boiler fuel additive-adding device containing providing in above-described embodiment 1 and embodiment 2.Fig. 9 is the structural representation of described injection boiler combustion system.As shown in Figure 9, this injection boiler combustion system comprises blowing plant, fuel supply system, boiler combustion device, fuel additive adding set.Wherein,
Described blowing plant, may be used for providing wind energy, fuel is sent into injection boiler burner;
Described fuel supply system, may be used for the fuel provided needed for boiler combustion device;
Described boiler combustion device, may be used for the combustion space providing fuel, and exports the energy of burning generation;
Described fuel additive adding set, may be used for fuel additive to export, mixes with uniform fuel.
Described fuel additive adding set, comprises medicine-chest, proportioning pump, agitator, connecting pipe, wherein:
Described medicine-chest is body structure, and for holding fuel additive and diluent, described medicine-chest comprises dosing mouth and medicine outlet, and described dosing mouth is for adding fuel additive and diluent, and described medicine outlet is for exporting fuel additive;
Described proportioning pump, for regulating the output quantity of the fuel additive unit interval in medicine-chest, described proportioning pump comprises input port and delivery outlet, and the input port of described proportioning pump is connected with the medicine outlet of medicine-chest; The delivery outlet connecting pipe of described proportioning pump is connected, for exporting fuel additive to injection boiler and fuel mix by connecting pipe;
Described agitator, for stirring fuel additive and diluent; Described agitator comprises the control part, connecting axle and the blade that connect successively; Described medicine-chest top also arranges opening, the opening that described agitator is arranged by this medicine-chest top; Described controlling position is outside in described medicine-chest, and is fixedly connected with described medicine-chest at described medicine-chest top open part; The blade of described agitator and connecting axle are positioned at inside medicine-chest;
Described connecting pipe, for connecting proportioning pump and injection boiler, one end of described connecting pipe is connected with the delivery outlet of proportioning pump, and the other end of described connecting pipe is connected with injection boiler.
Any one injection boiler fuel additive-adding device that fuel additive adding set in described injection boiler combustion system can provide for embodiment in the present invention 1 and embodiment 2.
The invention provides a kind of fuel additive adding method, its implementation procedure comprises the following steps:
S1: fuel additive mixes in medicine-chest container with diluent.
First the addition of the required fuel additive used is determined.Concrete can to calculate according to the mixed proportion of fuel additive and fuel and existing fuel.
Secondly fuel additive is diluted, reduce concentration or the dissolved solid additive of fuel additive.Fuel additive has solid-state graininess or Powdered, liquid state, can improve the mixability of fuel additive and fuel again after being diluted by fuel additive with fuel mix.Concrete fuel additive and mixing diluents mode, can be that fuel additive mixes with diluent natural subsidence in medicine-chest container, also can be uniformly mixed with agitating device in medicine-chest container.General stirring can make fuel additive fully mix with diluent for 2 to 3 hours.
Medicine-chest container described above is the vessel for holding fuel additive and diluent.
Conventional diluent is gasoline or the diesel oil of 65 degrees Celsius to 85 degrees Celsius.
Liquid level gauge can be set in medicine-chest container described above, for monitoring medicine-chest level condition.
After determining the use amount that fuel adds, in medicine-chest container, fuel additive and diluent are uniformly mixed according to a certain percentage, obtain the fuel additive after diluting.
S2: medicine-chest container quantitatively adds in fuel than by the fuel additive after dilute by the interpolation of fuel additive and fuel, and wherein, the unit interval interior addition L added to by fuel additive in fuel is:
L=(M*K) (1+P)/(H*P), wherein add the addition of the fuel additive in fuel in the L representation unit time to, M represents the amount of fuel, K represents the mixing ratio of fuel additive and fuel, H represents the elapsed time of fuel, and P represents the mixed proportion of fuel additive and diluent.
Quantitatively exported by medicine-chest container than by the fuel additive after diluting according to the interpolation of fuel additive and fuel.Fuel additive can with the description of fuel additive for foundation with the interpolation ratio of fuel.Concrete implementation method is: be provided with fuel M and burn at H hour internal combustion, and fuel additive is K with the interpolation ratio of fuel, then need fuel additive M*K altogether.The mixed proportion of fuel additive and diluent is P, calculates thus and needs diluent (M*K)/P altogether.Now, the total amount of diluent and fuel additive is (M*K) (1+P)/P.Calculating the addition L added to by fuel additive in fuel in the unit interval from is above:
L=(M*K)(1+P)/(H*P)。
Usually because fuel additive is little relative to the amount of diluent, the amount of fuel additive can be omitted and disregard.Therefore, after ignoring the amount of fuel additive itself, in the unit interval, by fuel additive, the amount of adding in fuel is:
L=(M*K)/(H*P)。
By the interpolation of fuel additive and fuel than calculating the unit interval output quantity of additive of the fuel after diluting in medicine-chest container, quantitatively adding in fuel, mixing with uniform fuel.The fuel of fuel blend additive takes to into burner hearth combustion by blowing plant.Burner hearth is the solid space for fuel combustion.
After the fuel additive of above-mentioned quantitative output can first be atomized again with fuel mix.Fuel additive particle after atomization diminishes, and whole surface area increases, can Homogeneous phase mixing better with fuel, improves the service efficiency of fuel additive.Atomization described above, refers to and fuel additive is become the tiny oil droplet shape of radius, increases the surface area of fuel additive, fuel additive can be mixed with fuel is full and uniform, conflagration.
Injection boiler equipment is generally all provided with thermal efficiency detector, therefore can be controlled the atomizing effect of fuel additive by the thermal efficiency change observing boiler.
This fuel additive adding method achieves the interpolation of based on fuel additive and fuel than dosing fuel additive, is evenly added in fuel by fuel additive, fuel additive is mixed with uniform fuel, improve the efficiency of combustion of fuel.
Embodiment 3 is embodiments that fuel additive is evenly added in fuel by use the inventive method.
24 tons of liquid fuels are had to need to burn at injection boiler burner hearth internal combustion with 24 hours.Before not using fuel additive, the thermal efficiency of this boiler is 78%.The fuel additive used in the present embodiment 3 is a kind of diesel oil province finish.This fuel additive is solid powder, adopts bottled, 70 grams every bottle, and this fuel additive is 70 grams/ton with the interpolation ratio of fuel.Burnt these 24 tons of liquid fuels needed 24 bottles of these fuel additives altogether by above-mentioned calculating.Its solid powder, without particular/special requirement, melts by this fuel additive dilution ratio.In order to make fuel additive fully mix with fuel, the mixed proportion of the employing of fuel additive and diluent in the present embodiment is: bottle/10L, namely 70 grams/10 liters.Diluent adopts the diesel oil of temperature 70 degrees Celsius, therefore needs diesel fuel dilution agent 240 liters altogether.Above-mentioned fuel additive and diluent are stirred 2 hours in medicine-chest container, makes it fully mix.Because above-mentioned 24 bottles of fuel additive capacity are little compared to 240 liters of diesel fuel dilution agent, therefore think that the fuel additive total capacity after dilution is 240 liters at this.24 tons of 24 hours fuel used times have burnt, i.e. consumption per hour 1 ton of fuel, and calculate according to fuel additive and the interpolation ratio of fuel needs consumption per hour 70 grams of fuel additives simultaneously.Fuel additive after 240 liters of dilutions is altogether containing 70 grams of * 24 bottles of fuel additives, if therefore calculate interpolation per hour 70 grams of fuel additives, then the fuel additive after the dilution of medicine-chest container unit time output is: 10 ls/h.Also directly can substitute into formula L=(M*K)/(H*P) and calculate this value, be i.e. L=(24 ton * 70 grams/ton)/(24 hours * 70 grams/10 liters)=10 ls/h.Then the fuel additive after the dilution quantitatively exported by medicine-chest container is atomized.Just think when boiler thermal output detector detects that the thermal efficiency improves more than 5% in the present embodiment and reached good atomizing effect.Finally the fuel additive after atomization is sent in burner hearth by the wind energy that air blast produces and burns with fuel mix, achieve mixing with uniform fuel of fuel additive.Through experiment check and evaluation, after using forwarding method of the present invention to add fuel additive, boiler thermal output brings up to 86%, and boiler thermal output improves 8%.
Fuel additive adding method device provided by the invention can make fuel additive evenly add in fuel, fully mixes with fuel, improves fuel burn-off rate, and then improves the thermal efficiency of injection boiler.

Claims (5)

1. an injection boiler fuel additive-adding device, is characterized in that, this device comprises medicine-chest, proportioning pump, agitator, connecting pipe, atomising device, wherein:
Described medicine-chest is body structure, and for holding fuel additive and diluent, described medicine-chest comprises dosing mouth and medicine outlet; Described dosing mouth is for adding fuel additive and diluent, and described medicine outlet is for exporting fuel additive;
Described proportioning pump, for regulating the output quantity of the fuel additive unit interval in medicine-chest, described proportioning pump comprises input port and delivery outlet, and the input port of described proportioning pump is connected with the medicine outlet of medicine-chest; The delivery outlet of described proportioning pump is connected with one end of connecting pipe, for exporting fuel additive to injection boiler by connecting pipe;
Described agitator, for stirring fuel additive and diluent; Described agitator comprises the control part, connecting axle and the blade that connect successively; Described medicine-chest top also arranges opening, the opening that described agitator is arranged by this medicine-chest top; Described controlling position is outside in described medicine-chest, and is fixedly connected with described medicine-chest at described medicine-chest top open part; The blade of described agitator and connecting axle are positioned at inside medicine-chest;
Described connecting pipe, for connecting proportioning pump and injection boiler, one end of described connecting pipe is connected with the delivery outlet of proportioning pump, and the other end of described connecting pipe is connected with injection boiler;
Described atomising device, for atomized fuel additive; Described atomising device comprises input and output, and the input of described atomising device is connected with the delivery outlet of proportioning pump by connecting pipe, and the output of described atomising device is connected with the wind pipe of the air blast of injection boiler;
Described atomising device is ring-like sprayer, and described ring-like sprayer comprises the input for inputting fuel additive, the shower nozzle of the annular hollow structure be connected with input, and shower nozzle madial wall equidistantly arranges the nozzle for spraying fuel additive.
2. injection boiler fuel additive-adding device as claimed in claim 1, it is characterized in that, described medicine-chest also comprises sewage draining exit, for clearing up medicine-chest and getting rid of residual fuel additive.
3. injection boiler fuel additive-adding device as claimed in claim 1 or 2, it is characterized in that, the medicine-chest of described injection boiler fuel additive-adding device is also provided with liquid level gauge, for monitoring the liquid level of liquid in described medicine-chest.
4. injection boiler fuel additive-adding device as claimed in claim 1 or 2, it is characterized in that, described connecting pipe is connecting hose.
5. an injection boiler combustion system, comprises blowing plant, fuel supply system, boiler combustion device, wherein,
Described blowing plant, for providing wind energy, brings injection boiler burner into by fuel;
Described fuel supply system, for providing the fuel needed for boiler combustion device;
Described boiler combustion device, for providing the combustion space of fuel, and exports the energy of burning generation;
It is characterized in that, described injection boiler combustion system also comprises as the injection boiler fuel additive-adding device in claim 1-4 as described in any one.
CN201310572285.1A 2013-11-13 2013-11-13 A kind of injection boiler fuel additive-adding device and adding method Active CN103611451B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310572285.1A CN103611451B (en) 2013-11-13 2013-11-13 A kind of injection boiler fuel additive-adding device and adding method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310572285.1A CN103611451B (en) 2013-11-13 2013-11-13 A kind of injection boiler fuel additive-adding device and adding method

Publications (2)

Publication Number Publication Date
CN103611451A CN103611451A (en) 2014-03-05
CN103611451B true CN103611451B (en) 2016-01-06

Family

ID=50162183

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310572285.1A Active CN103611451B (en) 2013-11-13 2013-11-13 A kind of injection boiler fuel additive-adding device and adding method

Country Status (1)

Country Link
CN (1) CN103611451B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105435978B (en) * 2016-01-20 2018-03-23 中国工程物理研究院化工材料研究所 Shower nozzle for mixing plant
CN106745417A (en) * 2016-12-13 2017-05-31 江苏帕斯玛环境科技有限公司 Liquid waste treatment system
CN106477664A (en) * 2016-12-13 2017-03-08 江苏帕斯玛环境科技有限公司 Cracking structure
CN106482128A (en) * 2016-12-13 2017-03-08 江苏帕斯玛环境科技有限公司 Distributing device for the high-risk discarded object of corona treatment
CN106594759A (en) * 2016-12-13 2017-04-26 江苏帕斯玛环境科技有限公司 High-risk waste liquid treatment process
CN106482130A (en) * 2016-12-13 2017-03-08 江苏帕斯玛环境科技有限公司 Plasma liquid waste treatment system with efficient cooling system

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102242936A (en) * 2010-05-12 2011-11-16 永彬(北京)科技发展有限公司 Ejecting device and method of liquid additive for coal-fired boiler
CN202962327U (en) * 2012-12-10 2013-06-05 晨光生物科技集团股份有限公司 Explosion-proof nigre agitation tank
CN203620546U (en) * 2013-11-13 2014-06-04 中国石油天然气股份有限公司 Steam-injection boiler fuel additive adding device and boil combustion system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG163454A1 (en) * 2009-01-30 2010-08-30 Neftech Pte Ltd A method and apparatus for increasing the fuel efficiency of mixed fuels

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102242936A (en) * 2010-05-12 2011-11-16 永彬(北京)科技发展有限公司 Ejecting device and method of liquid additive for coal-fired boiler
CN202962327U (en) * 2012-12-10 2013-06-05 晨光生物科技集团股份有限公司 Explosion-proof nigre agitation tank
CN203620546U (en) * 2013-11-13 2014-06-04 中国石油天然气股份有限公司 Steam-injection boiler fuel additive adding device and boil combustion system

Also Published As

Publication number Publication date
CN103611451A (en) 2014-03-05

Similar Documents

Publication Publication Date Title
CN103611451B (en) A kind of injection boiler fuel additive-adding device and adding method
CN103721619B (en) A kind of fracturing fluid continuous mixing device
KR20130084230A (en) Real time-line water-in-fuel emulsion apparatus, process and system
CN103726821B (en) Acidizing and fracturing fluid continuous mixture feeder
CN101765743A (en) Water emulsion production apparatus
CN102042603B (en) Adjustable high-efficient waste acid combined burner
CN203620546U (en) Steam-injection boiler fuel additive adding device and boil combustion system
CN202638308U (en) Lubricating oil injection blending device
CN200975247Y (en) Removable combined polymer inpouring oil-displacing apparatus
CN204891787U (en) Large -traffic liquid system of joining in marriage in succession of fracturing fluid that hydraulic fracturing used
CN104964898A (en) Experiment apparatus for high pressure hydrate slurry rheological property test
CN104032650A (en) Pitch mixed material warm-mixing and regenerating equipment
CN104147951A (en) Continuous fracturing fluid blending method and continuous fracturing fluid blending equipment for hydraulic fracturing
KR101463972B1 (en) Apparatus for manufacturing emulsified fuel and burning system using same
CN203846369U (en) Warm-mixing regeneration equipment for bituminous mixture
CN205640888U (en) Energy -saving gas device
CN202925427U (en) Measurable liquid additive adding device
CN107217569B (en) A kind of novel emulsion asphalt production equipment and its production technology
CN204656464U (en) A kind of water Jiao slurry preparation facilities with modified function
CN201720944U (en) PLC (Programmable Logic Controller) intelligent automatic sand mulling system
CN205099614U (en) Emulsification modified asphalt production facility
JP2006111666A (en) Method for producing emulsion fuel, apparatus for producing emulsion fuel and emulsion fuel-using equipment equipped with the apparatus for producing emulsion fuel
CN107696316A (en) A kind of modified resin continuous synchronization mixing apparatus
CN211537281U (en) Fracturing fluid blending device
CN102175035B (en) Mechanical stirring-type fuel oil watering device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant