CN106474906A - A kind of integrated form skid ammoniacal liquor conveyor module device - Google Patents
A kind of integrated form skid ammoniacal liquor conveyor module device Download PDFInfo
- Publication number
- CN106474906A CN106474906A CN201611169478.2A CN201611169478A CN106474906A CN 106474906 A CN106474906 A CN 106474906A CN 201611169478 A CN201611169478 A CN 201611169478A CN 106474906 A CN106474906 A CN 106474906A
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- CN
- China
- Prior art keywords
- ammoniacal liquor
- dilution water
- dilution
- ammonia
- conveyor module
- 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.)
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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
- B01D53/79—Injecting reactants
-
- 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
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/56—Nitrogen oxides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/40—Mixing liquids with liquids; Emulsifying
- B01F23/45—Mixing liquids with liquids; Emulsifying using flow mixing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/40—Mixing liquids with liquids; Emulsifying
- B01F23/48—Mixing liquids with liquids; Emulsifying characterised by the nature of the liquids
- B01F23/483—Mixing liquids with liquids; Emulsifying characterised by the nature of the liquids using water for diluting a liquid ingredient, obtaining a predetermined concentration or making an aqueous solution of a concentrate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/21—Measuring
- B01F35/211—Measuring of the operational parameters
- B01F35/2111—Flow rate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/80—Forming a predetermined ratio of the substances to be mixed
- B01F35/83—Forming a predetermined ratio of the substances to be mixed by controlling the ratio of two or more flows, e.g. using flow sensing or flow controlling devices
- B01F35/833—Flow control by valves, e.g. opening intermittently
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/206—Ammonium compounds
- B01D2251/2062—Ammonia
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Abstract
The present invention relates to a kind of integrated form skid ammoniacal liquor conveyor module device, mainly includes ammonia spirit storage and dilution water system, ammonia spirit stocking system is made up of ammoniacal liquor tank car, ammoniacal liquor conveyance conduit, aqua ammonia pump, ammoniacal liquor holding vessel successively；Dilution water system is made up of dilution water, dilution waterpipe, dilution water pump, dilution water tank, the inlet duct of the dilution water tank is connected by conveyance conduit with ammoniacal liquor holding vessel, electromagnetic flowmeter is installed on its conveyance conduit and is entered in dilution water tank for measuring conveying ammoniacal liquor, weak ammonia is delivered to boiler metering mixing system by the weak ammonia conveyor module after dilution.Said apparatus are all according in skid, it is adaptable to which modularization is transported, and wherein electromagnetic flowmeter can automatically enter programme-control ammoniacal liquor, dilution water flow, automatically adjust weak ammonia concentration, are conducive to energy saving and reduce production cost.
Description
Technical field
The present invention designs a kind of ammoniacal liquor conveyor module, specifically a kind of integrated form skid ammoniacal liquor conveyor module device.
Background technology
In CFBB Flue Gas Denitrification Engineering, denitrating system denitration（Institute in the range of SNCR system and SCR system
Have process system, ammoniacal liquor to prepare area, ammoniacal liquor induction system, ammonia water spray in burner hearth）Principle be by ammonia spirit after dilution
Cyclone separator stove suitable temperature region is injected directly into by atomization spray system（850 1050 degrees Celsius）.Ammonia spirit mist
Change the NOX after decomposing, in amino therein and flue gas（The mixtures such as NO, NO2）Non-selective catalytic reduction reaction is carried out, will
NOX conversion is N2 and H2O, so as to reach the mesh of degraded discharged nitrous oxides.
The link of the ammoniacal liquor mixed diluting output during all process systems in whole SNCR system and SCR system
In, lack a kind of effective conveyor module, can with unload ammonia equipment and ammoniacal liquor and compressed air mixing weighing module is effective
Linking, it is ensured that the ammoniacal liquor dilute solution in input metering module is to extract simultaneously the ammonia spirit in storage tank out using ammonium hydroxide delivery pump
In static mixer, become concentration to be about 5-10% with the dilution water mixed diluting of running water dilution water tank ammoniacal liquor weak solution.
Content of the invention
For above-mentioned situation, a kind of integrated form skid ammoniacal liquor conveyor module device of the present invention, be by unloading ammonia equipment and ammonia
Water is effectively connected with compressed air mixing weighing module, it is ensured that weak ammonia solution does not have corrosivity simultaneously to SNCR system pipeline
And reduce fouling and clogging pipeline, and ensure that the ammoniacal liquor dilute solution being input in metering module is that ammonium hydroxide delivery pump is used, by storage tank
In ammonia spirit to extract out and become concentration in static mixer with the dilution water mixed diluting of tap water tank be 5%-10%
Ammoniacal liquor dilution.
To achieve these goals, technical scheme is as follows：
The storage of a kind of integrated form skid ammoniacal liquor conveyor module device, mainly ammonia spirit and dilution water system, ammonia spirit are stored up
Deposit system is made up of ammoniacal liquor tank car, ammoniacal liquor conveyance conduit, aqua ammonia pump, check valves, two sets of ammoniacal liquor holding vessels successively；Dilution water system
It is made up of dilution water, dilution waterpipe, dilution water pump, dilution water tank, inlet duct and the ammoniacal liquor holding vessel of the dilution water tank
It is connected by conveyance conduit, electromagnetic flowmeter is installed on its conveyance conduit and is entered in dilution water tank for measuring conveying ammoniacal liquor,
Weak ammonia is delivered to boiler metering mixing system by the weak ammonia conveyor module after dilution.
The tank used for storing ammonia arranges 2, and the capacity of storage tank should meet the lower 7 days ammoniacal liquor consumptions of two stove 100%BMCR operating modes
Required storage number of days requirement, 304 stainless steel of material.Ammonia spirit storage facilities is arranged in structures of the open type with ceiling.
Storage tank should arrange inspection platform, and the annex of storage tank should be arranged in platform annex.Equipment room is away from should meet construction, operation and maintenance
Require.
The tank used for storing ammonia should arrange manhole, feed and exhaust tube, blow-off pipe, safety relief valve, air admission valve.Every ammoniacal liquor
Storage tank should arrange explosion-proof liquid level meter, pressure gauge and thermometer on the spot.
The tank used for storing ammonia surrounding should arrange the fire wall and catch pit for preventing ammoniacal liquor wandering, and its volume can be more than or wait
In the capacity of a maximum storage tank, being pumped to water reuse (treatment wastewater disposal basin when needing, it is connected to 1 meter outside ammonia area.
The stocking system of the ammoniacal liquor shares configuration by two units.The ammoniacal liquor discharging pump should arrange two, and one standby
With material is stainless steel.The pipeline of whole denitrating system, valve and directly connect with ammonia spirit, demineralized water, compressed air
Tactile part is stainless steel.
Description of the drawings
Fig. 1 is a kind of schematic diagram of integrated form skid ammoniacal liquor conveyor module device of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment the present invention is further elaborated.
Embodiment 1
The present embodiment provides a kind of integrated form skid ammoniacal liquor conveyor module device, mainly ammonia spirit storage and dilution water system
System：Ammonia spirit stocking system is successively by ammoniacal liquor tank car, ammoniacal liquor conveyance conduit, aqua ammonia pump, check valves, two sets of ammoniacal liquor holding vessel groups
Become, y-type filter, manual ball valve, check valves, stop valve are installed for adjusting the stream of aqua ammonia pump on the ammoniacal liquor conveyance conduit
Amount and ammoniacal liquor delivery safety；The aqua ammonia pump be by 2（1 is standby with 1）Vertical stainless steel centrifugal multistage pump multiple centrifugal pump composition, two sets of ammonia
Water store tank is connected by reflux line is parallel, and which often covers top and is provided with turnover delivery pipe, enters hole, safety relief valve, safety
Regulating valve, anti-explosion level meter, pressure gauge, thermometer（Not shown）, output channel, ball valve, detection mouth, gutter are arranged at bottom, on
Stating ammoniacal liquor holding vessel corollary equipment and storage tank safe operation being kept for detecting, tank used for storing ammonia has stair, platform, railing and liquid level meter
Support（Not shown）.All stair, platform, railing adopt hot dip Zinc material, for the ease of safeguarding, making an inspection tour and operate, tank external demand
Inspection operation platform is configured, above-mentioned conduit all uses 304 stainless steel materials with ammoniacal liquor directly contact.
Dilution water system is made up of dilution water, dilution waterpipe, dilution water pump, dilution water tank, the dilution water inlet
Be provided with pipeline dilution water pump, y-type filter, check valves, ball valve, electromagnetic flowmeter for adjust dilution water pump flow and
Dilution water quantitation delivery safety, the inlet duct of the dilution water tank are connected by conveyance conduit with ammoniacal liquor holding vessel, its conveying
Electromagnetic flowmeter is installed on pipeline and is entered in dilution water tank for measuring conveying ammoniacal liquor, dilution is installed in the dilution water tank side
Water-flow circuit valve, pressure gauge and valve, instrument, switch board（Not shown）.Weak ammonia conveyor module after dilution will be dilute
Release ammoniacal liquor and be delivered to boiler metering mixing system（Not shown）.
In the system, from ammonia spirit and the dilution water from dilution water system of ammonia spirit induction system, point
Not through flowmeter control, adjust after valve regulation, the ammonia spirit for being configured to 5% concentration after mixing in static mixer is delivered to
Boiler area（Not shown）.
Affiliated metering mixing system mainly includes regulating valve, electromagnetic flowmeter（Pumped (conveying) medium is that 20% ~ 25% concentration ammoniacal liquor is molten
Liquid）, spinner flowmeter（Pumped (conveying) medium is dilution water）, pressure transmitter, static mixer, electric switching valve and other are manual
Valve, instrument etc., it is ensured that ammonia spirit concentration needed for technological requirement, flow, the supply of pressure and condition（Not shown）.
Embodiment described above is only that the preferred embodiment of the present invention is described, not the model to the present invention
Enclose and limited, in the front embodiment without departing from invention design spirit, various modifications of the relevant technical staff in the field to the present invention
And improvement, all should diffuse in protection domain as determined by claims of the present invention.
Claims (4)
1. a kind of integrated form skid ammoniacal liquor conveyor module device of the present invention, it is characterised in that including two ammoniacal liquor input channels, two
Platform aqua ammonia pump, two ammonia spirit holding vessels, dilution water tank, dilution water input channel, dilution water pump, ammoniacal liquor electromagnetic flowmeter,
Ammonia is sequentially provided with dilution water electromagnetic flowmeter, ammoniacal liquor safety regulating valve, dilution water safety regulating valve, each ammoniacal liquor input channel
Water pump, manual ball valve, y-type filter, wafer type check valves, the output end of ammoniacal liquor input channel are provided with ammoniacal liquor electromagnetic flowmeter,
Ammoniacal liquor reflux line is provided with ammoniacal liquor safety regulating valve for adjusting liquid level；Dilution water is sequentially provided with the dilution water input channel
Pump, y-type filter, manual ball valve, the output end of dilution water input channel are provided with dilution water electromagnetic flowmeter, spinner flowmeter,
Dilution water reflux line is provided with dilution water safety regulating valve for adjusting liquid level, the output end of the ammoniacal liquor input channel and dilution
The output end in water inlet pipe road converges to output channel.
2. integrated form skid ammoniacal liquor conveyor module device according to claim 1, it is characterised in that all devices are equal
On skid module.
3. integrated form skid ammoniacal liquor conveyor module device according to claim 1, it is characterised in that ammoniacal liquor discharging pump should set
Two are put, the pipeline of whole denitrating system, valve and equal with the part of ammonia spirit, demineralized water, compressed air directly contact
For stainless steel.
4. integrated form skid ammoniacal liquor conveyor module device according to claim 1, it is characterised in that the ammonia spirit storage
Depositing tank, dilution water tank all has the device such as safety relief valve, safety regulating valve, anti-explosion level meter, the gutter that adjust liquid level to protect
Card holding vessel and the normal operation of dilution water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611169478.2A CN106474906A (en) | 2016-12-16 | 2016-12-16 | A kind of integrated form skid ammoniacal liquor conveyor module device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611169478.2A CN106474906A (en) | 2016-12-16 | 2016-12-16 | A kind of integrated form skid ammoniacal liquor conveyor module device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106474906A true CN106474906A (en) | 2017-03-08 |
Family
ID=58285366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611169478.2A Pending CN106474906A (en) | 2016-12-16 | 2016-12-16 | A kind of integrated form skid ammoniacal liquor conveyor module device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106474906A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107051314A (en) * | 2017-04-13 | 2017-08-18 | 中云智慧（北京）科技有限公司 | Dispensing system and vehicle cleaning and disinfecting device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201889152U (en) * | 2010-11-26 | 2011-07-06 | 天津市华迈燃气技术发展有限公司 | Denitration unit of overall skid-mounted power plant |
| CN204447727U (en) * | 2015-01-23 | 2015-07-08 | 上海隆麦机械设备工程有限公司 | Novel ammonia water denitration conveyor module |
| CN106000142A (en) * | 2016-07-29 | 2016-10-12 | 国投钦州发电有限公司 | Device for automatically preparing and storing ammonia water and use method of device |
-
2016
- 2016-12-16 CN CN201611169478.2A patent/CN106474906A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201889152U (en) * | 2010-11-26 | 2011-07-06 | 天津市华迈燃气技术发展有限公司 | Denitration unit of overall skid-mounted power plant |
| CN204447727U (en) * | 2015-01-23 | 2015-07-08 | 上海隆麦机械设备工程有限公司 | Novel ammonia water denitration conveyor module |
| CN106000142A (en) * | 2016-07-29 | 2016-10-12 | 国投钦州发电有限公司 | Device for automatically preparing and storing ammonia water and use method of device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107051314A (en) * | 2017-04-13 | 2017-08-18 | 中云智慧（北京）科技有限公司 | Dispensing system and vehicle cleaning and disinfecting device |
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Application publication date: 20170308 |