CN106178904A - A kind of emission-control equipment and waste gas processing method - Google Patents

A kind of emission-control equipment and waste gas processing method Download PDF

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Publication number
CN106178904A
CN106178904A CN201610812968.3A CN201610812968A CN106178904A CN 106178904 A CN106178904 A CN 106178904A CN 201610812968 A CN201610812968 A CN 201610812968A CN 106178904 A CN106178904 A CN 106178904A
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CN
China
Prior art keywords
conservation tank
reactor
waste
tank
outlet
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CN201610812968.3A
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Chinese (zh)
Inventor
和占宏
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成都九十度工业产品设计有限公司
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Priority to CN201610812968.3A priority Critical patent/CN106178904A/en
Publication of CN106178904A publication Critical patent/CN106178904A/en

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/46Removing components of defined structure
    • B01D53/60Simultaneously removing sulfur oxides and nitrogen oxides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/77Liquid phase processes
    • B01D53/78Liquid phase processes with gas-liquid contact
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2251/00Reactants
    • B01D2251/20Reductants
    • B01D2251/206Ammonium compounds
    • B01D2251/2062Ammonia
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2251/00Reactants
    • B01D2251/20Reductants
    • B01D2251/206Ammonium compounds
    • B01D2251/2067Urea
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2251/00Reactants
    • B01D2251/30Alkali metal compounds
    • B01D2251/304Alkali metal compounds of sodium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2251/00Reactants
    • B01D2251/40Alkaline earth metal or magnesium compounds
    • B01D2251/404Alkaline earth metal or magnesium compounds of calcium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2251/00Reactants
    • B01D2251/60Inorganic bases or salts
    • B01D2251/604Hydroxides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2251/00Reactants
    • B01D2251/60Inorganic bases or salts
    • B01D2251/606Carbonates

Abstract

The invention discloses a kind of emission-control equipment and waste gas processing method, belong to exhaust-gas treatment field, aim to solve the problem that the waste gas after existing emission-control equipment and waste gas processing method weak effect, process is big to atmospheric pollution, the problem that cost is high, device, waste gas outlet pipe is provided including exhaust gas inlet pipe, reaction unit, reducing agent, described exhaust gas inlet pipe, reducing agent provide device, waste gas outlet pipe to be connected with reaction unit respectively, and apparatus and method disclosed by the invention can be applied in the exhaust-gas treatment such as power plant, chemical plant.

Description

A kind of emission-control equipment and waste gas processing method

Technical field

The present invention relates to exhaust-gas treatment field, be specifically a kind of emission-control equipment and waste gas processing method.

Background technology

Along with China's industrial expansion, annual waste gas discharge capacity steeply rises, the serious ecological environment having influence on China Quality.When coal or heavy oil combustion produce waste gas in, comprise coal dust, oxysulfide, nitrogen oxides, etc..In recent years, have studied With the denitrification apparatus that NOx is reduced and utilize Alkali absorption liquid remove SOx wet desulfurizer process mercury metal in combination Device and method.

But there is desulfurizing agent in current desulfurization and method of denitration and denitrification reducing agent waste is serious and under-supply double Reappearing field, when desulfurizing agent and denitrification reducing agent deficiency when, the treatment effect of waste gas also can be substantially reduced, and is arranged by these waste gas The when of being put in the middle of air, certainly will seriously arrive atmospheric environment.

Summary of the invention

It is an object of the invention to: for the problem of above-mentioned existence, it is provided that one can control desulfurizing agent and denitrfying agent simultaneously Each concentration of component and the emission-control equipment of flow and waste gas processing method.

The technical solution used in the present invention is as follows:

The invention discloses a kind of emission-control equipment, provide device, waste gas including exhaust gas inlet pipe, reaction unit, reducing agent Outlet, described exhaust gas inlet pipe, reducing agent provide device, waste gas outlet pipe to be connected with reaction unit respectively.

As improvement, described reaction unit includes the first reactor, the second reactor, described the first reactor, Two reactors are equipped with air inlet and gas outlet, and the air inlet of the first reactor connects exhaust gas inlet pipeline, the first reactor Gas outlet connects the air inlet of the second reactor, and the gas outlet of the second reactor connects waste gas outlet pipe;

Described the first reactor, the bottom of the second reactor are provided with liquid outlet, and described liquid outlet is connected by pipeline To waste liquid outlet.

As improvement, described reducing agent provide device include the first conservation tank, the second conservation tank, the 3rd conservation tank, the Four conservation tanks, running water inlet pipe, static mixer, valve, water pump, described the first conservation tank, the second conservation tank, the 3rd storage Standby tank, the 4th conservation tank, running water inlet pipe are connected with static mixer respectively, and described static mixer and valve connect, Valve and water pump connect.

As improvement, described reducing agent provides the pipeline between device and reaction unit to be provided with temperature regulating device, described Temperature regulating device guarantee replacement central processing unit, the temperature sensor being connected with central processing unit and heater, described temperature passes Sensor is connected to upstream or the downstream of heater, and described temperature regulating device is set with certain temperature value T, and temperature sensor will The temperature signal of the liquid sensed is delivered to central processing unit, and when temperature signal is less than (T-5) DEG C when, central authorities process Heating signal is delivered to heater and heats by device, and when temperature signal is higher than (T+5) DEG C when, central processing unit will stop Only the signal of heating is delivered to heater.

As improvement, between described temperature regulating device and reaction unit, it is additionally provided with metering device, described metering device bag Including storage tank, water pump, dosing pump, described storage tank and water pump to connect, described water pump and dosing pump connect, described water pump It is provided with pipeline with the pipeline on dosing pump to be connected on storage tank.

As improvement, it is provided with control reducing agent, the control system of water supply, and described control system includes at control Reason device, set with the inlet exhaust detector on exhaust gas inlet pipe, be provided with on waste gas outlet pipe outlet exhaust detector, be provided with useless Liquid outlet on waste liquid outlet detector, be respectively equipped with the first conservation tank, the second conservation tank, the 3rd conservation tank, the 4th conservation tank, Volume control device on running water inlet pipe;

Described inlet exhaust detector, outlet exhaust detector, waste liquid outlet detector and the first conservation tank, the second deposit Volume control device on tank, the 3rd conservation tank, the 4th conservation tank, running water inlet pipe connects with control processor respectively;

Described inlet exhaust detector, outlet exhaust detector are equipped with and can identify that the waste gas of variety classes exhaust gas concentration is dense Degree sensor and waste gas flow sensor;

Described waste liquid outlet detector is provided with liquid waste concentration sensor and the waste liquid flow velocity identifying variety classes liquid waste concentration Sensor.

The present invention discloses a kind of waste gas processing method using emission-control equipment of the present invention, it is characterised in that Described the first conservation tank, the second conservation tank, the 3rd conservation tank, the 4th conservation tank are respectively equipped with urea liquid, ammonia spirit, hydrogen Calcium oxide solution, sodium bicarbonate solution, described urea liquid, ammonia spirit, aqua calcis, the weight of sodium bicarbonate solution Amount concentration is respectively 1%-20%, 1%-20%, 1%-5%, 1%-5%.

As improvement, the first described reactor, the inside of the second reactor is width alternating structure.

In sum, owing to have employed technique scheme, the beneficial effects of the present invention is:

1, emission-control equipment disclosed by the invention can be useless according to the flow velocity of inlet exhaust and the concentration of each component and outlet The flow velocity of gas and concentration select preferably reducing agent to provide the concentration of each component of device, are possible not only to improve the process effect of waste gas Really, and the minimum of cost can be reached;

2, reactor disclosed by the invention uses width to replace cross-section mechanism, participates in reaction time waste gas has sufficient wherein, Improve desulfurization and denitration effect;

3, the present invention can monitor the concentration of each component of waste liquid in real time, selects preferably also according to the concentration of each component of waste liquid simultaneously Former dose and desulfurizing agent concentration of component, reach the best results of reducing agent and desulfurizing agent.

Accompanying drawing explanation

Fig. 1 is the flow chart of emission-control equipment of the present invention;

Labelling in figure: 1-exhaust gas inlet pipe, 2-reaction unit, 21-the first reactor, 22-the second reactor, 23-waste liquid outlet, 3-reducing agent provides device, 31-the first conservation tank, 32-the second conservation tank, 33-the 3rd conservation tank, 34-the first conservation tank, 35- Running water inlet pipe, 36-static mixer, 37-valve, 38-water pump a, 4-temperature regulating device, 41-central processing unit, 42-heats Device, 5-storage tank, 6-water pump b, 7-dosing pump, 8-waste gas outlet pipe, 9-controls processor.

Detailed description of the invention

Below in conjunction with the accompanying drawings, the present invention is described in detail.

In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, right The present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, and It is not used in the restriction present invention.

Specific embodiment 1: as it is shown in figure 1, present embodiment discloses a kind of emission-control equipment, including exhaust gas inlet pipe 1, Reaction unit 2, reducing agent provide device 3, waste gas outlet pipe 8, described exhaust gas inlet pipe 1, reducing agent to provide device 3, waste gas Outlet 8 is connected with reaction unit 2 respectively.

Described reaction unit 2 includes first reactor the 21, second reactor 22, the first described reactor 21, second Reactor 22 is equipped with air inlet and gas outlet, and the air inlet of the first reactor connects exhaust gas inlet pipeline, the first reactor 21 Gas outlet connect the air inlet of the second reactor 22, the gas outlet of the second reactor connects waste gas outlet pipe 8;

The bottom of first described reactor the 21, second reactor 22 is provided with liquid outlet, and described liquid outlet passes through pipeline It is connected to waste liquid outlet (23).

Described reducing agent provides device 3 to include first conservation tank the 31, second conservation tank the 32, the 3rd conservation tank the 33, the 4th Conservation tank 34, running water inlet pipe 35, static mixer 36, valve 37, water pump a(38), the first described conservation tank 31, second Conservation tank the 32, the 3rd conservation tank the 33, the 4th conservation tank 34, running water inlet pipe 35 are connected with static mixer 36 respectively, described Static mixer 36 and valve 37 connect, valve 37 and water pump a38 connect.

Described reducing agent provides the pipeline between device 3 and reaction unit 2 to be provided with temperature regulating device 4, described temperature control Device is guaranteed replacement central processing unit 41, the temperature sensor being connected with central processing unit 41 and heater 42, and described temperature passes Sensor is connected to the upstream of heater, and described temperature regulating device 4 is set with certain temperature value T, and temperature sensor will be sensed To the temperature signal of liquid be delivered to central processing unit 41, when temperature signal less than (T-5) DEG C when, central processing unit will Heating signal is delivered to heater 42 and heats, and when temperature signal is higher than (T+5) DEG C when, central processing unit will stop The signal of heating is delivered to heater 42.

Being additionally provided with metering device between described temperature regulating device 4 and reaction unit 2, described metering device includes storage tank 5, water pump b6, dosing pump 7, described storage tank 5 and water pump b6 connect, and described water pump b6 and dosing pump 7 connect, described water Pipeline on pump b6 and dosing pump 7 is provided with pipeline and is connected on storage tank 5.

Emission-control equipment is provided with control reducing agent, the control system of water supply, and described control system includes controlling Processor 9, set with the inlet exhaust detector on exhaust gas inlet pipe 1, be provided with on waste gas outlet pipe 8 outlet exhaust detector, The waste liquid outlet detector that is provided with on waste liquid outlet 23, it is respectively equipped with first conservation tank the 31, second conservation tank the 32, the 3rd conservation tank 33, the volume control device on the 4th conservation tank 34, running water inlet pipe 35;

Described inlet exhaust detector, outlet exhaust detector, waste liquid outlet detector and the first conservation tank 31, second store up Volume control device on standby tank the 32, the 3rd conservation tank the 33, the 4th conservation tank 34, running water inlet pipe 35 processes with control respectively Device connects;

Described inlet exhaust detector, outlet exhaust detector are equipped with and can identify that the waste gas of variety classes exhaust gas concentration is dense Degree sensor and waste gas flow sensor;

Described waste liquid outlet detector is provided with liquid waste concentration sensor and the waste liquid flow velocity identifying variety classes liquid waste concentration Sensor.

The first described reactor 21, the inside of the second reactor 22 is width alternating structure.

The present embodiment also discloses a kind of waste gas processing method using emission-control equipment disclosed in the present embodiment, First conservation tank the 31, second conservation tank the 32, the 3rd conservation tank the 33, the 4th conservation tank is respectively equipped with urea liquid, ammonia spirit, hydrogen Calcium oxide solution, sodium bicarbonate solution, described urea liquid, ammonia spirit, aqua calcis, the weight of sodium bicarbonate solution Amount concentration is 1%.

Specific embodiment 2: present embodiment discloses a kind of emission-control equipment, including exhaust gas inlet pipe 1, reaction unit 2, Reducing agent provides device 3, waste gas outlet pipe 8, described exhaust gas inlet pipe 1, reducing agent to provide device 3, waste gas outlet pipe 8 respectively It is connected with reaction unit 2.

Described reaction unit 2 includes first reactor the 21, second reactor 22, the first described reactor 21, second Reactor 22 is equipped with air inlet and gas outlet, and the air inlet of the first reactor connects exhaust gas inlet pipeline, the first reactor 21 Gas outlet connect the air inlet of the second reactor 22, the gas outlet of the second reactor connects waste gas outlet pipe 8;

The bottom of first described reactor the 21, second reactor 22 is provided with liquid outlet, and described liquid outlet passes through pipeline It is connected to waste liquid outlet (23).

Described reducing agent provides device 3 to include first conservation tank the 31, second conservation tank the 32, the 3rd conservation tank the 33, the 4th Conservation tank 34, running water inlet pipe 35, static mixer 36, valve 37, water pump a(38), the first described conservation tank 31, second Conservation tank the 32, the 3rd conservation tank the 33, the 4th conservation tank 34, running water inlet pipe 35 are connected with static mixer 36 respectively, described Static mixer 36 and valve 37 connect, valve 37 and water pump a38 connect.

Described reducing agent provides the pipeline between device 3 and reaction unit 2 to be provided with temperature regulating device 4, described temperature control Device is guaranteed replacement central processing unit 41, the temperature sensor being connected with central processing unit 41 and heater 42, and described temperature passes Sensor is connected to the downstream of heater, and described temperature regulating device 4 is set with certain temperature value T, and temperature sensor will be sensed To the temperature signal of liquid be delivered to central processing unit 41, when temperature signal less than (T-5) DEG C when, central processing unit will Heating signal is delivered to heater 42 and heats, and when temperature signal is higher than (T+5) DEG C when, central processing unit will stop The signal of heating is delivered to heater 42.

Being additionally provided with metering device between described temperature regulating device 4 and reaction unit 2, described metering device includes storage tank 5, water pump b6, dosing pump 7, described storage tank 5 and water pump b6 connect, and described water pump b6 and dosing pump 7 connect, described water Pipeline on pump b6 and dosing pump 7 is provided with pipeline and is connected on storage tank 5.

Emission-control equipment is provided with control reducing agent, the control system of water supply, and described control system includes controlling Processor 9, set with the inlet exhaust detector on exhaust gas inlet pipe 1, be provided with on waste gas outlet pipe 8 outlet exhaust detector, The waste liquid outlet detector that is provided with on waste liquid outlet 23, it is respectively equipped with first conservation tank the 31, second conservation tank the 32, the 3rd conservation tank 33, the volume control device on the 4th conservation tank 34, running water inlet pipe 35;

Described inlet exhaust detector, outlet exhaust detector, waste liquid outlet detector and the first conservation tank 31, second store up Volume control device on standby tank the 32, the 3rd conservation tank the 33, the 4th conservation tank 34, running water inlet pipe 35 processes with control respectively Device connects;

Described inlet exhaust detector, outlet exhaust detector are equipped with and can identify that the waste gas of variety classes exhaust gas concentration is dense Degree sensor and waste gas flow sensor;

Described waste liquid outlet detector is provided with liquid waste concentration sensor and the waste liquid flow velocity identifying variety classes liquid waste concentration Sensor.

The first described reactor 21, the inside of the second reactor 22 is width alternating structure.

The present embodiment also discloses a kind of waste gas processing method using emission-control equipment disclosed in the present embodiment, First conservation tank the 31, second conservation tank the 32, the 3rd conservation tank the 33, the 4th conservation tank is respectively equipped with urea liquid, ammonia spirit, hydrogen Calcium oxide solution, sodium bicarbonate solution, described urea liquid, ammonia spirit, aqua calcis, the weight of sodium bicarbonate solution Amount concentration is respectively 20%, 20%, 5%, 5%.

Specific embodiment 3: as it is shown in figure 1, present embodiment discloses a kind of emission-control equipment, including exhaust gas inlet pipe 1, Reaction unit 2, reducing agent provide device 3, waste gas outlet pipe 8, described exhaust gas inlet pipe 1, reducing agent to provide device 3, waste gas Outlet 8 is connected with reaction unit 2 respectively.

Described reaction unit 2 includes first reactor the 21, second reactor 22, the first described reactor 21, second Reactor 22 is equipped with air inlet and gas outlet, and the air inlet of the first reactor connects exhaust gas inlet pipeline, the first reactor 21 Gas outlet connect the air inlet of the second reactor 22, the gas outlet of the second reactor connects waste gas outlet pipe 8;

The bottom of first described reactor the 21, second reactor 22 is provided with liquid outlet, and described liquid outlet passes through pipeline It is connected to waste liquid outlet (23).

Described reducing agent provides device 3 to include first conservation tank the 31, second conservation tank the 32, the 3rd conservation tank the 33, the 4th Conservation tank 34, running water inlet pipe 35, static mixer 36, valve 37, water pump a(38), the first described conservation tank 31, second Conservation tank the 32, the 3rd conservation tank the 33, the 4th conservation tank 34, running water inlet pipe 35 are connected with static mixer 36 respectively, described Static mixer 36 and valve 37 connect, valve 37 and water pump a38 connect.

Described reducing agent provides the pipeline between device 3 and reaction unit 2 to be provided with temperature regulating device 4, described temperature control Device is guaranteed replacement central processing unit 41, the temperature sensor being connected with central processing unit 41 and heater 42, and described temperature passes Sensor is connected to the upstream of heater, and described temperature regulating device 4 is set with certain temperature value T, and temperature sensor will be sensed To the temperature signal of liquid be delivered to central processing unit 41, when temperature signal less than (T-5) DEG C when, central processing unit will Heating signal is delivered to heater 42 and heats, and when temperature signal is higher than (T+5) DEG C when, central processing unit will stop The signal of heating is delivered to heater 42.

Being additionally provided with metering device between described temperature regulating device 4 and reaction unit 2, described metering device includes storage tank 5, water pump b6, dosing pump 7, described storage tank 5 and water pump b6 connect, and described water pump b6 and dosing pump 7 connect, described water Pipeline on pump b6 and dosing pump 7 is provided with pipeline and is connected on storage tank 5.

Emission-control equipment is provided with control reducing agent, the control system of water supply, and described control system includes controlling Processor 9, set with the inlet exhaust detector on exhaust gas inlet pipe 1, be provided with on waste gas outlet pipe 8 outlet exhaust detector, The waste liquid outlet detector that is provided with on waste liquid outlet 23, it is respectively equipped with first conservation tank the 31, second conservation tank the 32, the 3rd conservation tank 33, the volume control device on the 4th conservation tank 34, running water inlet pipe 35;

Described inlet exhaust detector, outlet exhaust detector, waste liquid outlet detector and the first conservation tank 31, second store up Volume control device on standby tank the 32, the 3rd conservation tank the 33, the 4th conservation tank 34, running water inlet pipe 35 processes with control respectively Device connects;

Described inlet exhaust detector, outlet exhaust detector are equipped with and can identify that the waste gas of variety classes exhaust gas concentration is dense Degree sensor and waste gas flow sensor;

Described waste liquid outlet detector is provided with liquid waste concentration sensor and the waste liquid flow velocity identifying variety classes liquid waste concentration Sensor.

The first described reactor 21, the inside of the second reactor 22 is width alternating structure.

The present embodiment also discloses a kind of waste gas processing method using emission-control equipment disclosed in the present embodiment, First conservation tank the 31, second conservation tank the 32, the 3rd conservation tank the 33, the 4th conservation tank is respectively equipped with urea liquid, ammonia spirit, hydrogen Calcium oxide solution, sodium bicarbonate solution, described urea liquid, ammonia spirit, aqua calcis, the weight of sodium bicarbonate solution Amount concentration is respectively 10%, 7%, 2%, 3%.

Specific embodiment 4: as it is shown in figure 1, present embodiment discloses a kind of emission-control equipment, including exhaust gas inlet pipe 1, Reaction unit 2, reducing agent provide device 3, waste gas outlet pipe 8, described exhaust gas inlet pipe 1, reducing agent to provide device 3, waste gas Outlet 8 is connected with reaction unit 2 respectively.

Described reaction unit 2 includes first reactor the 21, second reactor 22, the first described reactor 21, second Reactor 22 is equipped with air inlet and gas outlet, and the air inlet of the first reactor connects exhaust gas inlet pipeline, the first reactor 21 Gas outlet connect the air inlet of the second reactor 22, the gas outlet of the second reactor connects waste gas outlet pipe 8;

The bottom of first described reactor the 21, second reactor 22 is provided with liquid outlet, and described liquid outlet passes through pipeline It is connected to waste liquid outlet (23).

Described reducing agent provides device 3 to include first conservation tank the 31, second conservation tank the 32, the 3rd conservation tank the 33, the 4th Conservation tank 34, running water inlet pipe 35, static mixer 36, valve 37, water pump a(38), the first described conservation tank 31, second Conservation tank the 32, the 3rd conservation tank the 33, the 4th conservation tank 34, running water inlet pipe 35 are connected with static mixer 36 respectively, described Static mixer 36 and valve 37 connect, valve 37 and water pump a38 connect.

Described reducing agent provides the pipeline between device 3 and reaction unit 2 to be provided with temperature regulating device 4, described temperature control Device is guaranteed replacement central processing unit 41, the temperature sensor being connected with central processing unit 41 and heater 42, and described temperature passes Sensor is connected to the upstream of heater, and described temperature regulating device 4 is set with certain temperature value T, and temperature sensor will be sensed To the temperature signal of liquid be delivered to central processing unit 41, when temperature signal less than (T-5) DEG C when, central processing unit will Heating signal is delivered to heater 42 and heats, and when temperature signal is higher than (T+5) DEG C when, central processing unit will stop The signal of heating is delivered to heater 42.

Being additionally provided with metering device between described temperature regulating device 4 and reaction unit 2, described metering device includes storage tank 5, water pump b6, dosing pump 7, described storage tank 5 and water pump b6 connect, and described water pump b6 and dosing pump 7 connect, described water Pipeline on pump b6 and dosing pump 7 is provided with pipeline and is connected on storage tank 5.

Emission-control equipment is provided with control reducing agent, the control system of water supply, and described control system includes controlling Processor 9, set with the inlet exhaust detector on exhaust gas inlet pipe 1, be provided with on waste gas outlet pipe 8 outlet exhaust detector, The waste liquid outlet detector that is provided with on waste liquid outlet 23, it is respectively equipped with first conservation tank the 31, second conservation tank the 32, the 3rd conservation tank 33, the volume control device on the 4th conservation tank 34, running water inlet pipe 35;

Described inlet exhaust detector, outlet exhaust detector, waste liquid outlet detector and the first conservation tank 31, second store up Volume control device on standby tank the 32, the 3rd conservation tank the 33, the 4th conservation tank 34, running water inlet pipe 35 processes with control respectively Device connects;

Described inlet exhaust detector, outlet exhaust detector are equipped with and can identify that the waste gas of variety classes exhaust gas concentration is dense Degree sensor and waste gas flow sensor;

Described waste liquid outlet detector is provided with liquid waste concentration sensor and the waste liquid flow velocity identifying variety classes liquid waste concentration Sensor.

The first described reactor 21, the inside of the second reactor 22 is width alternating structure.

The present embodiment also discloses a kind of waste gas processing method using emission-control equipment disclosed in the present embodiment, First conservation tank the 31, second conservation tank the 32, the 3rd conservation tank the 33, the 4th conservation tank is respectively equipped with urea liquid, ammonia spirit, hydrogen Calcium oxide solution, sodium bicarbonate solution, described urea liquid, ammonia spirit, aqua calcis, the weight of sodium bicarbonate solution Amount concentration is respectively 1%, 1%, 5%, 5%.

Specific embodiment 5: as it is shown in figure 1, present embodiment discloses a kind of emission-control equipment, including exhaust gas inlet pipe 1, Reaction unit 2, reducing agent provide device 3, waste gas outlet pipe 8, described exhaust gas inlet pipe 1, reducing agent to provide device 3, waste gas Outlet 8 is connected with reaction unit 2 respectively.

Described reaction unit 2 includes first reactor the 21, second reactor 22, the first described reactor 21, second Reactor 22 is equipped with air inlet and gas outlet, and the air inlet of the first reactor connects exhaust gas inlet pipeline, the first reactor 21 Gas outlet connect the air inlet of the second reactor 22, the gas outlet of the second reactor connects waste gas outlet pipe 8;

The bottom of first described reactor the 21, second reactor 22 is provided with liquid outlet, and described liquid outlet passes through pipeline It is connected to waste liquid outlet (23).

Described reducing agent provides device 3 to include first conservation tank the 31, second conservation tank the 32, the 3rd conservation tank the 33, the 4th Conservation tank 34, running water inlet pipe 35, static mixer 36, valve 37, water pump a(38), the first described conservation tank 31, second Conservation tank the 32, the 3rd conservation tank the 33, the 4th conservation tank 34, running water inlet pipe 35 are connected with static mixer 36 respectively, described Static mixer 36 and valve 37 connect, valve 37 and water pump a38 connect.

Described reducing agent provides the pipeline between device 3 and reaction unit 2 to be provided with temperature regulating device 4, described temperature control Device is guaranteed replacement central processing unit 41, the temperature sensor being connected with central processing unit 41 and heater 42, and described temperature passes Sensor is connected to the upstream of heater, and described temperature regulating device 4 is set with certain temperature value T, and temperature sensor will be sensed To the temperature signal of liquid be delivered to central processing unit 41, when temperature signal less than (T-5) DEG C when, central processing unit will Heating signal is delivered to heater 42 and heats, and when temperature signal is higher than (T+5) DEG C when, central processing unit will stop The signal of heating is delivered to heater 42.

Being additionally provided with metering device between described temperature regulating device 4 and reaction unit 2, described metering device includes storage tank 5, water pump b6, dosing pump 7, described storage tank 5 and water pump b6 connect, and described water pump b6 and dosing pump 7 connect, described water Pipeline on pump b6 and dosing pump 7 is provided with pipeline and is connected on storage tank 5.

Emission-control equipment is provided with control reducing agent, the control system of water supply, and described control system includes controlling Processor 9, set with the inlet exhaust detector on exhaust gas inlet pipe 1, be provided with on waste gas outlet pipe 8 outlet exhaust detector, The waste liquid outlet detector that is provided with on waste liquid outlet 23, it is respectively equipped with first conservation tank the 31, second conservation tank the 32, the 3rd conservation tank 33, the volume control device on the 4th conservation tank 34, running water inlet pipe 35;

Described inlet exhaust detector, outlet exhaust detector, waste liquid outlet detector and the first conservation tank 31, second store up Volume control device on standby tank the 32, the 3rd conservation tank the 33, the 4th conservation tank 34, running water inlet pipe 35 processes with control respectively Device connects;

Described inlet exhaust detector, outlet exhaust detector are equipped with and can identify that the waste gas of variety classes exhaust gas concentration is dense Degree sensor and waste gas flow sensor;

Described waste liquid outlet detector is provided with liquid waste concentration sensor and the waste liquid flow velocity identifying variety classes liquid waste concentration Sensor.

The first described reactor 21, the inside of the second reactor 22 is width alternating structure.

The present embodiment also discloses a kind of waste gas processing method using emission-control equipment disclosed in the present embodiment, First conservation tank the 31, second conservation tank the 32, the 3rd conservation tank the 33, the 4th conservation tank is respectively equipped with urea liquid, ammonia spirit, hydrogen Calcium oxide solution, sodium bicarbonate solution, described urea liquid, ammonia spirit, aqua calcis, the weight of sodium bicarbonate solution Amount concentration is respectively 20%, 20%, 1%, 1%.

The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention Any amendment, equivalent and the improvement etc. made within god and principle, should be included within the scope of the present invention.

Claims (8)

1. an emission-control equipment, it is characterised in that include that exhaust gas inlet pipe (1), reaction unit (2), reducing agent provide dress Put (3), waste gas outlet pipe (8), described exhaust gas inlet pipe (1), reducing agent provide device (3), waste gas outlet pipe (8) respectively with Reaction unit (2) connects.
Emission-control equipment the most according to claim 1, it is characterised in that described reaction unit (2) includes that first is anti- Device (21), the second reactor (22), described the first reactor (21), the second reactor (22) is answered to be equipped with air inlet and give vent to anger Mouthful, the air inlet of the first reactor connects exhaust gas inlet pipeline, and the gas outlet of the first reactor (21) connects the second reactor (22) air inlet, the gas outlet of the second reactor connects waste gas outlet pipe (8);
Described the first reactor (21), the bottom of the second reactor (22) are provided with liquid outlet, and described liquid outlet passes through Pipeline is connected to waste liquid outlet (23).
Emission-control equipment the most according to claim 2, it is characterised in that described reducing agent provides device (3) to include First conservation tank (31), the second conservation tank (32), the 3rd conservation tank (33), the 4th conservation tank (34), running water inlet pipe (35), Static mixer (36), valve (37), water pump a(38), described the first conservation tank (31), the second conservation tank (32), the 3rd storage Standby tank (33), the 4th conservation tank (34), running water inlet pipe (35) are connected with static mixer (36) respectively, and described static state is mixed Clutch (36) and valve (37) connect, valve (37) and water pump a(38) connect.
Emission-control equipment the most according to claim 3, it is characterised in that described reducing agent provides device (3) with anti- Answering the pipeline between device (2) to be provided with temperature regulating device (4), described temperature regulating device is guaranteed replacement central processing unit (41), with central authorities Temperature sensor that processor (41) connects and heater (42), described temperature sensor is connected to the upstream of heater Or downstream, described temperature regulating device (4) is set with certain temperature value T, the temperature of liquid that temperature sensor will be sensed Signal is delivered to central processing unit (41), and when temperature signal is less than T-5 DEG C when, heating signal is delivered to by central processing unit Heater (42) heats, and when temperature signal is higher than T+5 DEG C when, central processing unit will stop the signal transmission of heating To heater (42).
Emission-control equipment the most according to claim 4, it is characterised in that described temperature regulating device (4) and reaction unit (2) being additionally provided with metering device between, described metering device includes storage tank (5), water pump b(6), dosing pump (7), described deposits Storage tank (5) and water pump b(6) connect, described water pump b(6) and dosing pump (7) connection, described water pump b(6) and dosing pump (7) On pipeline be provided with pipeline and be connected on storage tank (5).
Emission-control equipment the most according to claim 5, it is characterised in that it is provided with and controls reducing agent, water supply Control system, described control system include control processor (9), set with the inlet exhaust detector on exhaust gas inlet pipe (1), It is provided with the outlet exhaust detector on waste gas outlet pipe (8), the waste liquid outlet detector being provided with on waste liquid outlet (23), sets respectively There are the first conservation tank (31), the second conservation tank (32), the 3rd conservation tank (33), the 4th conservation tank (34), running water inlet pipe (35) volume control device on;
Described inlet exhaust detector, outlet exhaust detector, waste liquid outlet detector and the first conservation tank (31), second Volume control device on conservation tank (32), the 3rd conservation tank (33), the 4th conservation tank (34), running water inlet pipe (35) is respectively Connect with controlling processor;
Described inlet exhaust detector, outlet exhaust detector are equipped with and can identify that the waste gas of variety classes exhaust gas concentration is dense Degree sensor and waste gas flow sensor;
Described waste liquid outlet detector is provided with liquid waste concentration sensor and the waste liquid flow velocity identifying variety classes liquid waste concentration Sensor.
7. the waste gas processing method of the emission-control equipment used described in claim 6, it is characterised in that described It is molten that one conservation tank (31), the second conservation tank (32), the 3rd conservation tank (33), the 4th conservation tank are respectively equipped with urea liquid, ammonia Liquid, aqua calcis, sodium bicarbonate solution, described urea liquid, ammonia spirit, aqua calcis, sodium bicarbonate are molten The weight concentration of liquid is respectively 1%-20%, 1%-20%, 1%-5%, 1%-5%.
8. waste gas processing method as claimed in claim 7, it is characterised in that described the first reactor (21), the second reaction The inside of device (22) is width alternating structure.
CN201610812968.3A 2016-09-09 2016-09-09 A kind of emission-control equipment and waste gas processing method CN106178904A (en)

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