CN109373334B - Waste gas waste liquid innocent treatment's collection dress formula equipment - Google Patents
Waste gas waste liquid innocent treatment's collection dress formula equipment Download PDFInfo
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- CN109373334B CN109373334B CN201810547563.0A CN201810547563A CN109373334B CN 109373334 B CN109373334 B CN 109373334B CN 201810547563 A CN201810547563 A CN 201810547563A CN 109373334 B CN109373334 B CN 109373334B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/04—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste liquors, e.g. sulfite liquors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/50—Control or safety arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
- F23G7/061—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating
- F23G7/065—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating using gaseous or liquid fuel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/04—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material using washing fluids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2204/00—Supplementary heating arrangements
- F23G2204/10—Supplementary heating arrangements using auxiliary fuel
- F23G2204/103—Supplementary heating arrangements using auxiliary fuel gaseous or liquid fuel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2207/00—Control
- F23G2207/20—Waste supply
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2207/00—Control
- F23G2207/40—Supplementary heat supply
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2215/00—Preventing emissions
- F23J2215/10—Nitrogen; Compounds thereof
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- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
Abstract
A container type device for the innocent treatment of waste gas and waste liquid relates to the field of waste gas and waste liquid treatment of liquid propellant; comprises a combustor, a gas post-processing device, a centrifugal fan, a fuel supply system and N2O4The device comprises a waste gas and waste liquid pipeline, a hydrazine waste gas and waste liquid pipeline, a measurement and control cabinet, an upper computer and a neutralizing liquid supply pipeline; wherein, the burner is a hollow cylindrical structure which is horizontally placed; the gas post-treatment device is coaxially and fixedly arranged at one axial end of the combustor; the measurement and control cabinet and the centrifugal fan are both connected with the other axial end of the combustor; n is a radical of2O4The waste gas and liquid pipeline and the hydrazine waste gas and liquid pipeline are both connected with the middle part of the burner; the upper computer is connected with the measurement and control cabinet through a network cable; the fuel supply system is communicated with the combustor; the neutralizing liquid supply pipeline is communicated with the fuel gas post-treatment device; the invention reduces the temperature of the discharged fuel gas, further absorbs and treats the harmful components in the fuel gas, realizes the harmless treatment of the harmful substances and avoids the environmental pollution.
Description
Technical Field
The invention relates to the field of liquid propellant waste gas and liquid treatment, in particular to a container type device for harmless treatment of waste gas and liquid.
Background
N2O4The/hydrazines (such as anhydrous hydrazine, methyl hydrazine, unsym-dimethyl hydrazine, monopropyl-3) are commonly used as oxidizer/fuel combinations in liquid rocket engine propellants, since dinitrogen tetroxide and hydrazines are both highly or highly toxic substances that are corrosive and are also carcinogenic. During scientific research and production test, e.g. ground test, propellant transfer charging and discharging in target fieldOut, N is inevitably generated2O4Or hydrazine waste gas and waste liquid, if not treated in time and thoroughly, will bring serious harm to the environment and personnel.
At present, at home and abroad aiming at N2O4The method for treating waste gas and waste liquid of hydrazine propellant mainly comprises a physical absorption method, a chemical neutralization method, a combustion method, a biological treatment method and the like. Although the physical absorption method (such as a water absorption method) is simple and easy, the absorbed waste water needs to be subjected to secondary treatment, the treatment period is long, and the method is suitable for treating the waste gas and liquid with small dosage and low concentration; the chemical neutralization method usually recycles waste gas and waste liquid to a large storage container, reduces the concentration of the waste gas and waste liquid, then introduces the waste gas and waste liquid into a washing tower, and circularly sprays neutralizing liquid into the washing tower, so that the toxic substances are subjected to non-toxic treatment, and a large fixed ground facility is required to be matched, so that the application range of the method is limited; combustion method can realize the reaction of N2O4The method can quickly and efficiently treat the waste gas and liquid of hydrazine class, is convenient for realizing integration and miniaturization, but the product after direct combustion can contain NOXAnd harmful substances such as incomplete combustion products of hydrazines.
Currently available waste gas and liquid treatment plants, usually provided only for the treatment of hydrazine or N alone2O4The cost is improved, and the utilization rate and the flexibility of the equipment are low.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a container type device for harmlessly treating waste gas and waste liquid, which reduces the temperature of discharged fuel gas, further absorbs and treats harmful components in the fuel gas, realizes harmlessness treatment on harmful substances, and avoids environmental pollution.
The above purpose of the invention is realized by the following technical scheme:
a container-type apparatus for treating waste gas and waste liquid without harm is composed of burner, gas post-treating unit, centrifugal blower, fuel oil supply system, N2O4The device comprises a waste gas and waste liquid pipeline, a hydrazine waste gas and waste liquid pipeline, a measurement and control cabinet, an upper computer and a neutralizing liquid supply pipeline; wherein, the burner is a hollow cylindrical structure which is horizontally placed; gas rearThe arranging device is coaxially and fixedly arranged at one axial end of the combustor; the measurement and control cabinet and the centrifugal fan are both connected with the other axial end of the combustor; n is a radical of2O4The waste gas and liquid pipeline and the hydrazine waste gas and liquid pipeline are both connected with the middle part of the burner; the upper computer is connected with the measurement and control cabinet through a network cable; the fuel supply system is communicated with the combustor; the neutralizing liquid supply line is communicated with the gas aftertreatment device.
In the above container type device for the innocent treatment of waste gas and waste liquid, the burner comprises a head part and a body part; the head part and the body part are coaxially and fixedly connected; the gas post-processing device is coaxially and fixedly arranged at one end of the body part; the measuring and controlling cabinet and the centrifugal fan are connected with the head.
In the container type equipment for the harmless treatment of the waste gas and the waste liquid, the body part is of a double-layer sleeve structure and comprises an inner pipe and an outer pipe; the outer tube is a main frame outside the body part, and the inner tube is coaxially and fixedly installed inside the outer tube.
In the above cartridge type device for the innocent treatment of waste gas and waste liquid, the head comprises an air inlet, a primary fuel inlet, a head cavity pressure measuring point, a primary air spray hole, a secondary air distribution hole and a primary fuel nozzle; wherein, the air inlet is vertically arranged at the bottom end of the head part; the primary fuel inlet is arranged at the axial position of the axial end of the head; the head cavity pressure measuring point is vertically arranged at the top end of the head; the primary air jet hole is arranged at the axial center position of one end of the head part close to the axial direction of the body part; the secondary air distribution hole is arranged at the joint of the head part and the body part; the primary fuel nozzle is disposed between the primary fuel inlet and the primary air injection hole.
The body part of the integrated equipment for the innocent treatment of the waste gas and the waste liquid comprises an igniter, a secondary fuel inlet and N2O4Waste gas inlet, N2O4The device comprises a waste liquid inlet, a hydrazine waste gas inlet, a gas outlet, a first temperature measuring point, a second temperature measuring point, a room pressure measuring point, a secondary fuel nozzle, and N2O4Exhaust gas nozzle, N2O4The device comprises a waste liquid nozzle, a hydrazine waste gas nozzle and a secondary air jet hole; wherein, the igniter, N2O4Waste gas inlet, N2O4The waste liquid inlet, the chamber pressure measuring point, the hydrazine waste liquid inlet and the hydrazine waste gas inlet are sequentially arranged on the side wall of the top end of the outer tube; the secondary fuel inlet is arranged at N2O4The side wall of the waste liquid inlet is provided with a plurality of grooves; the first temperature measuring point and the second temperature measuring point are respectively arranged on the side wall of the bottom end of the outer pipe; the gas outlet is arranged at the axial center of one end of the body part, which is far away from the head part; the secondary fuel nozzle is arranged on the side wall of the inner pipe and communicated with the secondary fuel inlet; n is a radical of2O4The waste gas nozzle is arranged at the side wall of the inner pipe, and N2O4Exhaust gas nozzle and N2O4The waste gas inlet is communicated; n is a radical of2O4The waste liquid nozzle is arranged at the side wall of the inner tube, and N is2O4Waste liquid nozzle and N2O4The waste liquid inlet is communicated; the hydrazine waste liquid nozzle is arranged on the side wall of the inner tube and is communicated with the hydrazine waste liquid inlet; the hydrazine waste gas nozzle is arranged on the side wall of the inner pipe and communicated with the hydrazine waste gas inlet; the secondary air jet hole is arranged at the bottom end of the body part; and the secondary air jet hole is positioned between the inner pipe and the outer pipe.
In the above container type equipment for the innocent treatment of waste gas and waste liquid, the fuel supply system comprises a primary fuel outlet, a secondary fuel outlet, an oil tank, a fuel filter, an oil pump, a primary fuel electromagnetic valve, a secondary fuel electromagnetic valve and an oil return electromagnetic valve; wherein, the oil tank is a hollow tank structure; the top of the oil tank is provided with an upper pipeline, and the bottom of the oil tank is provided with a lower pipeline; the oil return electromagnetic valve is arranged on the upper pipeline; the fuel filter and the oil pump are arranged on the lower pipeline; the upper pipeline and the lower pipeline are converged and then divided into two branches, namely an upper branch and a lower branch; the primary fuel oil electromagnetic valve is fixedly arranged on the upper branch, and a primary fuel oil outlet is arranged at the output end of the upper branch; the secondary fuel oil electromagnetic valve is fixedly arranged on the lower branch, and the secondary fuel oil outlet is arranged at the output end of the lower branch.
In the above container type apparatus for the innocent treatment of waste gas and waste liquid, N is2O4The waste gas and liquid pipeline comprises N2O4Waste gas and liquidMouth, N2O4Exhaust gas outlet, N2O4Waste liquid outlet, N2O4Gas-liquid isolator, N2O4Exhaust gas solenoid valve, N2O4Waste liquid solenoid valve and N2O4A filter; wherein N is2O4The gas-liquid isolator is of a hollow box structure; n is a radical of2O4The inlet of waste gas and waste liquid is arranged at N2O4A top end of the gas-liquid isolator; n is a radical of2O4The waste gas outlet is arranged at N2O4A top end of the gas-liquid isolator; and N is2O4The waste gas outlet is sequentially connected with N2O4Exhaust gas solenoid valve, N2O4Filter, N2O4The gas-liquid isolator is connected; n is a radical of2O4The waste liquid outlet is arranged at N2O4The bottom end of the gas-liquid isolator; and N is2O4The waste liquid outlet is sequentially connected with N2O4Waste liquid solenoid valve and N2O4Filter, N2O4The gas-liquid isolators are connected.
In the container type equipment for the harmless treatment of the waste gas and waste liquid, the hydrazine waste gas and waste liquid pipeline comprises a hydrazine waste gas and waste liquid inlet, a hydrazine waste gas outlet, a hydrazine waste liquid outlet, a hydrazine gas-liquid isolator, a hydrazine waste gas electromagnetic valve, a hydrazine waste liquid electromagnetic valve and a hydrazine filter; the hydrazine gas-liquid isolator is of a hollow box structure; the hydrazine waste gas and liquid inlet is arranged at the top end of the hydrazine gas-liquid separator; the hydrazine waste gas outlet is arranged at the top end of the hydrazine gas-liquid separator; the hydrazine waste gas outlet is sequentially connected with a hydrazine waste gas electromagnetic valve, a hydrazine filter and a hydrazine gas-liquid isolator; the hydrazine waste liquid outlet is arranged at the bottom end of the hydrazine gas-liquid separator; and the hydrazine waste liquid outlet is sequentially connected with a hydrazine waste liquid electromagnetic valve, a hydrazine filter and a hydrazine gas-liquid isolator.
In the above container type equipment for the innocent treatment of waste gas and waste liquid, the centrifugal fan is in butt joint with the air inlet through the corrugated pipe; the primary fuel outlet is butted with the primary fuel inlet; the secondary fuel outlet is butted with the secondary fuel inlet; n is a radical of2O4Exhaust gas outlet and N2O4The exhaust gas inlet is butted; n is a radical of2O4Waste liquid outlet and N2O4The waste liquid inlet is butted; the hydrazine waste gas outlet is butted with the hydrazine waste gas inlet; the hydrazine waste liquid outlet is butted with the hydrazine waste liquid inlet; n is a radical of2O4The waste gas and liquid inlet is connected with the external N2O4Waste gas and waste liquid; and a hydrazine waste gas and waste liquid inlet is connected with external hydrazine waste gas and waste liquid.
In the container type equipment for the innocent treatment of the waste gas and the waste liquid, the centrifugal fan is a high-pressure fan, and the output pressure is 10-40 kPa; the neutralization supply pipeline provides a urea aqueous solution with the concentration of 30-32.5% or a sodium hypochlorite aqueous solution with the concentration of 5-6% for the fuel gas post-treatment device.
Compared with the prior art, the invention has the following advantages:
(1) the invention integrates the advantages of combustion method and chemical neutralization method, firstly makes the dinitrogen tetroxide/hydrazines produce violent reaction in the rich combustion/oxygen-enriched hot gas to produce non-toxic and pollution-free CO2、H2O、N2And then continuously spraying neutralizing solution to the reacted hot gas to realize the complete absorption and neutralization reaction of the incompletely combusted products, thereby achieving the purpose of quickly, efficiently and thoroughly treating the harmful substances;
(2) the invention realizes that one set of equipment has the processing N2O4The device has the functions of mixing hydrazine waste gas or waste liquid, realizes high integration by adopting a skid-mounted structure, has mobility and flexibility, improves the utilization rate of the device and reduces the treatment cost;
(3) the invention realizes N in tail gas2O4The content is less than 200ppm, and the content of hydrazine substances is less than 0.2 ppm;
(4) the invention has the functions of automatic control and manual control, and the measurement and control cabinet carries out dynamic correlation control on the system through pressure, temperature and concentration measurement points, thereby being safe and reliable.
Drawings
FIG. 1 is a schematic view of a cartridge-type apparatus for the innocent treatment of waste gases and waste liquids in accordance with the present invention;
FIG. 2 is a schematic view of the burner configuration of the present invention;
FIG. 3 is a schematic view of the fuel delivery system of the present invention;
FIG. 4 shows the present invention N2O4A waste gas and liquid pipeline schematic diagram;
FIG. 5 is a schematic diagram of a hydrazine waste gas waste liquid line according to the present invention.
Detailed Description
The invention is described in further detail below with reference to the following figures and specific examples:
as shown in FIG. 1, a schematic view of a cartridge-type apparatus for the innocent treatment of waste gas and waste liquid is shown, and the cartridge-type apparatus for the innocent treatment of waste gas and waste liquid comprises a burner 1, a gas post-treatment device 2, a centrifugal fan 3, a fuel oil supply system 4, N2O4A waste gas and waste liquid pipeline 5, a hydrazine waste gas and waste liquid pipeline 6, a measurement and control cabinet 7, an upper computer 8 and a neutralizing liquid supply pipeline 9; wherein, the burner 1 is a hollow cylindrical structure which is horizontally placed; the gas post-treatment device 2 is coaxially and fixedly arranged at one axial end of the combustor 1; the measurement and control cabinet 7 and the centrifugal fan 3 are both connected with the other axial end of the combustor 1; n is a radical of2O4The waste gas and liquid pipeline 5 and the hydrazine waste gas and liquid pipeline 6 are both connected with the middle part of the burner 1; the upper computer 8 is connected with the measurement and control cabinet 7 through a network cable; the fuel supply system 4 is communicated with the combustor 1; the neutralizing liquid supply line 9 communicates with the gas aftertreatment device 2. The centrifugal fan 3 is a high-pressure fan, and the output pressure is 10-40 kPa; the neutralizing liquid supply pipeline 9 provides a urea aqueous solution with the concentration of 30-32.5% or a sodium hypochlorite aqueous solution with the concentration of 5-6% for the gas post-treatment device 2.
As shown in fig. 2, which is a schematic view of a burner structure, it can be seen that the burner 1 includes a head portion 11 and a body portion 12; the head part 11 and the body part 12 are coaxially and fixedly connected; the gas post-processing device 2 is coaxially and fixedly arranged at one end of the body part 12; the measurement and control cabinet 7 and the centrifugal fan 3 are connected with the head 11. Wherein, the body part 12 is a double-layer sleeve structure, and the body part 12 comprises an inner pipe 13 and an outer pipe 14; the outer tube 14 is a main frame outside the body 12, and the inner tube 13 is coaxially and fixedly installed inside the outer tube 14. The head 11 includes an air inlet 111, a primary fuel inlet 112, a head chamber pressure measuring point 113, a primary air injection hole 114,Secondary air distribution holes 115 and primary fuel nozzles 131; wherein the air inlet 111 is vertically provided at the bottom end of the head 11; the primary fuel inlet 112 is provided at the axial center position at the axial end of the head portion 11; the head cavity pressure measuring point 113 is vertically arranged at the top end of the head part 11; the primary air jet hole 114 is arranged at the axial center position of one end of the head part 11 close to the axial direction of the body part 12; the secondary air distribution holes 115 are provided at the junction of the head 11 and the body 12; the primary fuel nozzle 131 is disposed between the primary fuel inlet 112 and the primary air nozzle hole 114. The advantage of this feature is that the burner 1 is started with rich conditions, ignition is easily achieved, and rich gas can be used directly for processing N2O4Waste gas and waste liquid; the secondary fuel nozzle 132 is located at N2O4Before the waste liquid nozzle 134, N2O4After the exhaust nozzle 133, for N2O4When the concentration of waste gas and waste liquid is higher, the mixing ratio of gas is regulated, so that the treated gas still keeps a rich state, and N is ensured2O4Fully treating the substance; the hydrazine nozzle is positioned in front of the secondary air, so that the hydrazine substance can be fully atomized, evaporated and thermally decomposed before being mixed with the secondary air, and the treatment efficiency is improved; the secondary air jets 137 are positioned at the extreme end to provide an oxidizing agent for processing hydrazine species while processing N2O4The later rich combustion hot gas is converted into rich combustion gas, and incomplete combustion products generated at the front section are eliminated.
The body 12 includes an igniter 121, a secondary fuel inlet 122, N2O4 Exhaust gas inlets 123, N2O4A waste liquid inlet 124, a hydrazine waste liquid inlet 125, a hydrazine waste gas inlet 126, a gas outlet 127, a first temperature measuring point 128, a second temperature measuring point 129, a chamber pressure measuring point 130, a secondary fuel nozzle 132, N2O4 Exhaust gas nozzles 133, N2O4A waste liquid nozzle 134, a hydrazine waste liquid nozzle 135, a hydrazine waste gas nozzle 136 and a secondary air orifice 137; wherein, the igniters 121, N2O4 Exhaust gas inlets 123, N2O4The waste liquid inlet 124, the chamber pressure measuring point 130, the hydrazine waste liquid inlet 125 and the hydrazine waste gas inlet 126 are sequentially arranged on the side wall of the top end of the outer tube 14; the secondary fuel inlet 122 is arranged at N2O4On the side wall of the waste inlet 124; the first temperature measuring point 128 and the second temperature measuring point 129 are respectively arranged on the side wall of the bottom end of the outer pipe 14; the gas outlet 127 is arranged at the axial center of one end of the body 12 far away from the head 11; the secondary fuel nozzle 132 is provided at the side wall of the inner pipe 13, and the secondary fuel nozzle 132 communicates with the secondary fuel inlet 122; n is a radical of2O4An exhaust nozzle 133 is provided at the sidewall of the inner pipe 13, and N2O4 Exhaust gas nozzles 133 and N2O4The exhaust gas inlet 123 is communicated; n is a radical of2O4The waste liquid nozzle 134 is provided at the side wall of the inner tube 13, and N2O4Waste liquid nozzle 134 and N2O4The waste liquid inlet 124 is communicated; the hydrazine waste liquid nozzle 135 is arranged on the side wall of the inner pipe 13, and the hydrazine waste liquid nozzle 135 is communicated with the hydrazine waste liquid inlet 125; the hydrazine waste gas nozzle 136 is arranged on the side wall of the inner pipe 13, and the hydrazine waste gas nozzle 136 is communicated with the hydrazine waste gas inlet 126; the secondary air jet hole 137 is arranged at the bottom end of the body part 12; and the secondary air injection holes 137 are located between the inner tube 13 and the outer tube 14.
As shown in fig. 3, which is a schematic diagram of the fuel supply system, it can be seen that the fuel supply system 4 includes a primary fuel outlet 41, a secondary fuel outlet 42, a fuel tank 43, a fuel filter 44, a fuel pump 45, a primary fuel solenoid valve 46, a secondary fuel solenoid valve 47, and a return fuel solenoid valve 48; wherein, the oil tank 43 is a hollow tank structure; an upper pipeline is arranged at the top of the oil tank 43, and a lower pipeline is arranged at the bottom of the oil tank 43; the oil return electromagnetic valve 48 is arranged on the upper pipeline; the fuel filter 44 and the oil pump 45 are arranged on the lower pipeline; the upper pipeline and the lower pipeline are converged and then divided into two branches, namely an upper branch and a lower branch; the primary fuel oil electromagnetic valve 46 is fixedly arranged on the upper branch, and the primary fuel oil outlet 41 is arranged at the output end of the upper branch; the secondary fuel solenoid valve 47 is fixedly installed on the lower branch, and the secondary fuel outlet 42 is provided at the output end of the lower branch. The oil pump adopts a direct-current gear pump, has the advantages of stable pressure and accurate flow control, and the fuel oil adopts kerosene medium with high energy density and stable performance.
As shown in FIG. 4 as N2O4Waste gas and waste liquid pipeline schematic diagram, from which N is shown2O4The waste gas and liquid pipeline 5 comprises N2O4Waste gas and liquid inlets 51, N2O4 Exhaust gas outlets 52, N2O4Waste liquid outlet 53, N2O4Gas-liquid isolator 54, N2O4Exhaust gas solenoid valves 55, N2O4Waste liquid solenoid valves 56 and N2O4A filter 57; wherein N is2O4The gas-liquid separator 54 is a hollow box structure; n is a radical of2O4The waste gas and liquid inlet 51 is arranged at N2O4The top end of the gas-liquid separator 54; n is a radical of2O4 Exhaust gas outlet 52 is arranged at N2O4The top end of the gas-liquid separator 54; and N is2O4Exhaust outlet 52 is in turn connected to N2O4Exhaust gas solenoid valves 55, N2O4Filter 57, N2O4Gas-liquid separator 54; n is a radical of2O4The waste liquid outlet 53 is arranged at N2O4The bottom end of the gas-liquid separator 54; and N is2O4The waste liquid outlet 53 is connected with N in turn2O4Waste liquid solenoid valves 56 and N2O4Filter 57, N2O4Gas-liquid separator 54 is connected.
As shown in fig. 5, which is a schematic diagram of a hydrazine waste gas and liquid pipeline, it can be seen that the hydrazine waste gas and liquid pipeline 6 includes a hydrazine waste gas and liquid inlet 61, a hydrazine waste gas and liquid outlet 62, a hydrazine waste liquid outlet 63, a hydrazine gas and liquid isolator, a hydrazine waste gas electromagnetic valve 65, a hydrazine waste liquid electromagnetic valve 66 and a hydrazine filter 67; the hydrazine gas-liquid isolator is of a hollow box structure; the hydrazine waste gas and liquid inlet 61 is arranged at the top end of the hydrazine gas and liquid separator; the hydrazine waste gas outlet 62 is arranged at the top end of the hydrazine gas-liquid separator; the hydrazine waste gas outlet 62 is sequentially connected with a hydrazine waste gas electromagnetic valve 65, a hydrazine filter 67 and a hydrazine gas-liquid isolator; the hydrazine waste liquid outlet 63 is arranged at the bottom end of the hydrazine gas-liquid separator; and the hydrazine waste liquid outlet 63 is sequentially connected with a hydrazine waste liquid electromagnetic valve 66, a hydrazine filter 67 and a hydrazine gas-liquid isolator.
Wherein, the centrifugal fan 3 is butted with the air inlet 111 through a corrugated pipe; the primary fuel outlet 41 is in butt joint with the primary fuel inlet 112; a secondary fuel outlet 42 andthe secondary fuel inlet 122 is butted; n is a radical of2O4Exhaust gas outlets 52 and N2O4The exhaust gas inlet 123 is butted; n is a radical of2O4Waste outlet 53 and N2O4The waste liquid inlet 124 is butted; the hydrazine waste gas outlet 62 is in butt joint with the hydrazine waste gas inlet 126; the hydrazine waste liquid outlet 63 is butted with the hydrazine waste liquid inlet 125; n is a radical of2O4Waste gas and liquid inlet 51 for connecting to external N2O4Waste gas and waste liquid; the hydrazine waste gas and liquid inlet 61 is connected with external hydrazine waste gas and liquid.
The materials of the equipment contacting with the medium are all made of 316L stainless steel materials, and the sealing material is made of polytetrafluoroethylene, so that the equipment material is ensured not to react with the medium.
Hydrazines and N of the invention2O4N in tail gas can be realized by waste gas and waste liquid treatment equipment2O4The content is less than 200ppm, and the content of hydrazine substances is less than 0.2 ppm.
Those skilled in the art will appreciate that those matters not described in detail in the present specification are well known in the art.
Claims (5)
1. The utility model provides a collection dress formula equipment that waste gas waste liquid innocent treatment which characterized in that: comprises a combustor (1), a gas post-processing device (2), a centrifugal fan (3), a fuel oil supply system (4) and N2O4A waste gas and waste liquid pipeline (5), a hydrazine waste gas and waste liquid pipeline (6), a measurement and control cabinet (7), an upper computer (8) and a neutralizing liquid supply pipeline (9); wherein, the burner (1) is a hollow cylindrical structure which is horizontally placed; the gas post-treatment device (2) is coaxially and fixedly arranged at one axial end of the combustor (1); the measurement and control cabinet (7) and the centrifugal fan (3) are both connected with the other axial end of the combustor (1); n is a radical of2O4The waste gas and liquid pipeline (5) and the hydrazine waste gas and liquid pipeline (6) are both connected with the middle part of the burner (1); the upper computer (8) is connected with the measurement and control cabinet (7) through a network cable; the fuel supply system (4) is communicated with the combustor (1); the neutralizing liquid supply pipeline (9) is communicated with the gas post-treatment device (2);
the burner (1) comprises a head part (11) and a body part (12); the head part (11) and the body part (12) are coaxially and fixedly connected; the gas post-processing device (2) is coaxially and fixedly arranged at one end of the body part (12); the measurement and control cabinet (7) and the centrifugal fan (3) are connected with the head part (11);
the body part (12) is of a double-layer sleeve structure, and the body part (12) comprises an inner pipe (13) and an outer pipe (14); the outer pipe (14) is a main frame outside the body part (12), and the inner pipe (13) is coaxially and fixedly arranged inside the outer pipe (14);
the head (11) comprises an air inlet (111), a primary fuel inlet (112), a head cavity pressure measuring point (113), a primary air jet hole (114), a secondary air distribution hole (115) and a primary fuel nozzle (131); wherein, the air inlet (111) is vertically arranged at the bottom end of the head part (11); the primary fuel inlet (112) is arranged at the axial position of the axial end of the head part (11); the head cavity pressure measuring point (113) is vertically arranged at the top end of the head part (11); the primary fuel entering from the primary fuel nozzle (131) and the primary air entering from the primary air jet hole (114) adopt a straight cylinder-shaped mixing pipe; the primary air jet hole (114) is arranged at the axial center position of one end of the head part (11) close to the axial direction of the body part (12); the secondary air distribution hole (115) is arranged at the joint of the head part (11) and the body part (12); the primary fuel nozzle (131) is arranged between the primary fuel inlet (112) and the primary air jet hole (114);
the body part (12) comprises an igniter (121), a secondary fuel inlet (122) and N2O4Waste gas inlet (123), N2O4The device comprises a waste liquid inlet (124), a hydrazine waste liquid inlet (125), a hydrazine waste gas inlet (126), a gas outlet (127), a first temperature measuring point (128), a second temperature measuring point (129), a room pressure measuring point (130), a secondary fuel nozzle (132), and N2O4Exhaust gas nozzle (133), N2O4A waste liquid nozzle (134), a hydrazine waste liquid nozzle (135), a hydrazine waste gas nozzle (136) and a secondary air jet hole (137); wherein, the igniter (121), N2O4Waste gas inlet (123), N2O4The waste liquid inlet (124), the chamber pressure measuring point (130), the hydrazine waste liquid inlet (125) and the hydrazine waste gas inlet (126) are sequentially arranged on the side wall of the top end of the outer tube (14); the secondary fuel inlet (122) is arranged at N2O4On the side wall of the waste liquid inlet (124); the first temperature measuring point (128) and the second temperature measuring point (129) are respectively arranged on the side wall of the bottom end of the outer pipe (14); the gas outlet (127) is arranged at one end of the body part (12) which is far away from the head part (11) in the axial directionThe axis is arranged; the secondary fuel nozzle (132) is arranged on the side wall of the inner pipe (13), and the secondary fuel nozzle (132) is communicated with the secondary fuel inlet (122); n is a radical of2O4An exhaust gas nozzle (133) is provided at a side wall of the inner pipe (13), and N2O4Exhaust gas nozzle (133) and N2O4The waste gas inlet (123) is communicated; n is a radical of2O4The waste liquid nozzle (134) is arranged at the side wall of the inner pipe (13), and N is2O4Waste liquid nozzle (134) and N2O4The waste liquid inlet (124) is communicated; the hydrazine waste liquid nozzle (135) is arranged on the side wall of the inner pipe (13), and the hydrazine waste liquid nozzle (135) is communicated with the hydrazine waste liquid inlet (125); the hydrazine waste gas nozzle (136) is arranged on the side wall of the inner pipe (13), and the hydrazine waste gas nozzle (136) is communicated with the hydrazine waste gas inlet (126); the secondary air jet hole (137) is arranged at the bottom end of the body part (12); and the secondary air jet hole (137) is positioned between the inner pipe (13) and the outer pipe (14);
the fuel supply system (4) comprises a primary fuel outlet (41), a secondary fuel outlet (42), a fuel tank (43), a fuel filter (44), an oil pump (45), a primary fuel electromagnetic valve (46), a secondary fuel electromagnetic valve (47) and a return oil electromagnetic valve (48); wherein, the oil tank (43) is a hollow tank structure; an upper pipeline is arranged at the top of the oil tank (43), and a lower pipeline is arranged at the bottom of the oil tank (43); the oil return electromagnetic valve (48) is arranged on the upper pipeline; the fuel filter (44) and the oil pump (45) are arranged on the lower pipeline; the upper pipeline and the lower pipeline are converged and then divided into two branches, namely an upper branch and a lower branch; a primary fuel oil electromagnetic valve (46) is fixedly arranged on the upper branch, and a primary fuel oil outlet (41) is arranged at the output end of the upper branch; the secondary fuel oil electromagnetic valve (47) is fixedly arranged on the lower branch, and the secondary fuel oil outlet (42) is arranged at the output end of the lower branch.
2. The container type equipment for the harmless treatment of waste gas and waste liquid according to claim 1, wherein: said N is2O4The waste gas and liquid pipeline (5) comprises N2O4Waste gas and waste liquid inlet (51), N2O4Exhaust gas outlet (52), N2O4Waste liquid outlet (53), N2O4Gas-liquid isolator (54), N2O4Exhaust gas solenoid valve (55), N2O4Waste liquid solenoid valve (56) and N2O4A filter (57); wherein N is2O4The gas-liquid isolator (54) is of a hollow box structure; n is a radical of2O4An inlet (51) for waste gas and liquid is arranged at N2O4A top end of a gas-liquid separator (54); n is a radical of2O4An exhaust gas outlet (52) is arranged at N2O4A top end of a gas-liquid separator (54); and N is2O4The exhaust gas outlet (52) is connected with N in sequence2O4Exhaust gas solenoid valve (55), N2O4Filter (57), N2O4A gas-liquid isolator (54); n is a radical of2O4A waste liquid outlet (53) is arranged at N2O4A bottom end of a gas-liquid isolator (54); and N is2O4The waste liquid outlet (53) is connected with N in sequence2O4Waste liquid solenoid valve (56) and N2O4Filter (57), N2O4The gas-liquid separator (54) is connected.
3. The container type equipment for the harmless treatment of waste gas and waste liquid according to claim 2, wherein: the hydrazine waste gas and liquid pipeline (6) comprises a hydrazine waste gas and liquid inlet (61), a hydrazine waste gas and liquid outlet (62), a hydrazine waste liquid outlet (63), a hydrazine gas and liquid isolator, a hydrazine waste gas electromagnetic valve (65), a hydrazine waste liquid electromagnetic valve (66) and a hydrazine filter (67); the hydrazine gas-liquid isolator is of a hollow box structure; a hydrazine waste gas and liquid inlet (61) is arranged at the top end of the hydrazine gas and liquid separator; a hydrazine waste gas outlet (62) is arranged at the top end of the hydrazine gas-liquid separator; the hydrazine waste gas outlet (62) is sequentially connected with a hydrazine waste gas electromagnetic valve (65), a hydrazine filter (67) and a hydrazine gas-liquid isolator; a hydrazine waste liquid outlet (63) is arranged at the bottom end of the hydrazine gas-liquid separator; and the hydrazine waste liquid outlet (63) is sequentially connected with a hydrazine waste liquid electromagnetic valve (66), a hydrazine filter (67) and a hydrazine gas-liquid isolator.
4. The container type equipment for the harmless treatment of waste gas and waste liquid as claimed in claim 3, wherein: the centrifugal fan (3) is communicated with the air through a corrugated pipeThe inlet (111) is butted; the primary fuel outlet (41) is butted with the primary fuel inlet (112); the secondary fuel outlet (42) is butted with the secondary fuel inlet (122); n is a radical of2O4Exhaust gas outlet (52) and N2O4The waste gas inlet (123) is butted; n is a radical of2O4Waste liquid outlet (53) and N2O4A waste liquid inlet (124) is connected in an abutting mode; the hydrazine waste gas outlet (62) is butted with the hydrazine waste gas inlet (126); a hydrazine waste liquid outlet (63) is butted with a hydrazine waste liquid inlet (125); n is a radical of2O4The waste gas and liquid inlet (51) is connected with the external N2O4Waste gas and waste liquid; the hydrazine waste gas and liquid inlet (61) is connected with external hydrazine waste gas and liquid.
5. The container type equipment for the harmless treatment of waste gas and waste liquid as claimed in claim 4, wherein: the centrifugal fan (3) is a high-pressure fan, and the output pressure is 10-40 kPa; the neutralizing liquid supply pipeline (9) provides a urea aqueous solution with the concentration of 30-32.5% or a sodium hypochlorite aqueous solution with the concentration of 5-6% for the gas post-treatment device (2).
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| CN1159541C (en) * | 1999-12-22 | 2004-07-28 | 中国科学院山西煤炭化学研究所 | Method of treating uns-dimethylhydrazine waste gas in combustion of fuel oil and its equipment |
| JP4041690B2 (en) * | 2002-04-12 | 2008-01-30 | 大日本印刷株式会社 | Organic component-containing gas, waste liquid treatment method and treatment apparatus |
| CN204165071U (en) * | 2014-10-16 | 2015-02-18 | 瓮福（集团）有限责任公司 | A kind of fuel oil combustino system |
| CN106194525A (en) * | 2016-08-28 | 2016-12-07 | 连云港杰瑞深软科技有限公司 | A kind of bunker oil feeding mechanism and method |
| CN107514644B (en) * | 2017-07-27 | 2018-12-28 | 西安航天动力研究所 | Dinitrogen tetroxide/Hydrazine propellant waste gas and liquids treatment burner and control method |
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