CN109054907A - A kind of powder coal gasification furnace waste heat boiler self-produced steam vapo(u)rization system and its method of evaporating - Google Patents
A kind of powder coal gasification furnace waste heat boiler self-produced steam vapo(u)rization system and its method of evaporating Download PDFInfo
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- CN109054907A CN109054907A CN201811203651.5A CN201811203651A CN109054907A CN 109054907 A CN109054907 A CN 109054907A CN 201811203651 A CN201811203651 A CN 201811203651A CN 109054907 A CN109054907 A CN 109054907A
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- water tower
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- pipeline
- solenoid valve
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/72—Other features
- C10J3/80—Other features with arrangements for preheating the blast or the water vapour
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/72—Other features
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/72—Other features
- C10J3/86—Other features combined with waste-heat boilers
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/16—Integration of gasification processes with another plant or parts within the plant
- C10J2300/1687—Integration of gasification processes with another plant or parts within the plant with steam generation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
The invention discloses a kind of powder coal gasification furnace waste heat boiler self-produced steam vapo(u)rization system and its method of evaporating, total conveyance conduit of vapo(u)rization system described in the outlet of powder coal gasification furnace waste heat boiler and total conveyance conduit are equipped with electrically operated valve A, total conveyance conduit is communicated to multiple evaporation tubes, the evaporation tubes are communicated to multiple evaporation heating rooms and the evaporation tubes are equipped with electrically operated valve B, the outlet of the multiple evaporation heating room is to outlet conduit, the outlet conduit is equipped with electrically operated valve C, total conveyance conduit, which is equipped with, removes water assembly, the invention also discloses the method for evaporating of powder coal gasification furnace waste heat boiler self-produced steam vapo(u)rization system；The present invention is utilized except water assembly falls moisture removal extra in low-pressure steam, and convenient for using in subsequent steam heating chamber, low-pressure steam is recycled, prevented the emptying outlet of coal gasifier excess steam, achieved the purpose that energy-saving by the present invention.
Description
Technical field
The present invention relates to heat recovery technology fields, specially a kind of powder coal gasification furnace waste heat boiler self-produced steam evaporation system
System and its method of evaporating.
Background technique
Alumina producer creates circulation fluidized bed coal gasifying furnace, internal to be furnished with coal gas residual neat recovering system, that is, waste heat boiler,
The self-produced pressure of the boiler is the low-pressure steam of 0.7-0.8MPa, when producing normal operation, at self-produced steam inside digestion
Reason is difficult, carries out to empty outlet, and steam is caused locally to waste.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of powder coal gasification furnace waste heat boiler self-produced steam vapo(u)rization system and its
Method of evaporating solves the problems, such as that existing steam is directly discharged to outdoor and causes energy waste.
(2) technical solution
To achieve the above object, the invention provides the following technical scheme:
A kind of powder coal gasification furnace waste heat boiler self-produced steam vapo(u)rization system, the vapo(u)rization system include total conveyance conduit, Duo Gezheng
Send out pipeline, except water assembly, multiple evaporations heating room and multiple electrically operated valves, the outlet institute of powder coal gasification furnace waste heat boiler
It states total conveyance conduit and total conveyance conduit is equipped with electrically operated valve A, total conveyance conduit is communicated to multiple evaporation tubes,
The evaporation tubes are communicated to multiple evaporation heating rooms and the evaporation tubes are equipped with electrically operated valve B, and the multiple evaporation adds
The outlet in hot cell is to outlet conduit, and equipped with electrically operated valve C, total conveyance conduit is equipped with to be removed water the outlet conduit
Component, it is described except water assembly includes except water tower A and removing water tower B, it is described except water tower A and except water tower B passes through pipeline A and pipeline B
It is communicated to total conveyance conduit, it is described to remove water tower A and remove filled with water-absorbent material in water tower B, it is described to remove water tower A and water removal
The side of tower B is communicated to total conveyance conduit by connecting pipe and its connectivity part is located at the first of multiple evaporation heating room and adds
It is described except water tower A and except the inside of water tower B is equipped with humidity sensor and pipeline A and pipeline B before hot chamber and total conveyance conduit
It is equipped with solenoid valve A, the humidity sensor is connected to the solenoid valve A, described except water tower A and except the inside of water tower B is equipped with
Electrothermal piece, the humidity sensor are also connected to the electrothermal piece.
Preferably, the multiple evaporation heating room is communicated with condensing water conduit, and the condensing water conduit is communicated to described
Outlet conduit.
Preferably, described to be filled with water-absorbing resin except water tower A and except water tower B is interior；The electrothermal piece is electrical bar or is
Heating wire.
Preferably, the surface of total conveyance conduit and evaporation tubes is enclosed with heat-barrier material, and the heat-barrier material is
Heat insulation foam.
Preferably, described to remove water tower A and also set except the top of water tower B is also communicated on outlet pipe and the outlet pipe
There is solenoid valve B.
A kind of evaporation side of powder coal gasification furnace waste heat boiler self-produced steam vapo(u)rization system a kind of according to above scheme
Method includes the following steps:
S1, powder coal gasification furnace waste heat boiler outlet be communicated to multiple steamings to total conveyance conduit and by total conveyance conduit
Hair heating room, the low-pressure steam generated first enter the inside except water assembly by electrically operated valve A, remove water tower except water assembly
A and except water tower B by pipeline A and pipeline B is communicated to total conveyance conduit, the solenoid valve A being first turned on pipeline A closes water removal
The solenoid valve B of tower A, the low-pressure steam after water removal are communicated to the evaporation by electrically operated valve B and evaporation tubes and heat room；
S2, when sensing excessively high except the humidity in water tower B except the humidity sensor in water tower A, close except the pipeline on water tower A
Solenoid valve A on A opens the solenoid valve B for removing water tower A, while will be powered except the electrothermal piece on water tower A, and will be except on water tower B
Pipeline B on solenoid valve A, close remove water tower B solenoid valve B；
S3, the moisture of low-pressure steam is absorbed except water tower B, and will sense that humidity is excessively high except the humidity sensor inside water tower B
When, it closes except the solenoid valve A on the pipeline B on water tower B, opens the solenoid valve B for removing water tower B, while will be except the electric heating on water tower B
Part is powered, and by except the solenoid valve A on the pipeline A on water tower A, closes the solenoid valve B for removing water tower A, except water tower B and removes water tower
The working principle of A is identical；
The condensed water generated after S4, multiple evaporation heating room work enters condensing water conduit and condensing water conduit is communicated to outlet
Pipeline；
The hot steam that S5, the evaporation heat indoor discharge, which heats condensed water, to be discharged.
Preferably, described except water tower A and except the outer surface of water tower B is enclosed with heat-barrier material
(3) beneficial effect
The present invention provides a kind of powder coal gasification furnace waste heat boiler self-produced steam vapo(u)rization system and its method of evaporating.Having following has
Beneficial effect:
In the present invention, the outlet of powder coal gasification furnace waste heat boiler is connected to total conveyance conduit and by total conveyance conduit
Room is heated to multiple evaporations, the low-pressure steam generated first enters the inside except water assembly by electrically operated valve A, removes water assembly
Total conveyance conduit is communicated to by pipeline A and pipeline B except water tower A and except water tower B, the solenoid valve A being first turned on pipeline, pass
The solenoid valve B except water tower A is closed, the low-pressure steam after water removal is communicated to the evaporation by motor-driven valve B and evaporation tubes and heats room；
When sensing excessively high except the humidity in water tower B except the humidity sensor in water tower A, close except the electricity on the pipeline A on water tower A
Magnet valve A opens the solenoid valve B for removing water tower A, while will be powered except the electrothermal piece on water tower A, and will be except the pipeline B on water tower B
On solenoid valve A, close remove water tower B solenoid valve B；Except water tower B absorbs the moisture of low-pressure steam, and will be except in water tower B10
When the humidity sensor in portion senses that humidity is excessively high, closes except the solenoid valve A on the pipeline B on water tower B, open except water tower B's
Solenoid valve B, while will be powered except the electrothermal piece of water tower B, and by except the solenoid valve A on the pipeline A on water tower A, close water removal
The solenoid valve B of tower A, except water tower B is identical with the working principle except water tower A.Moisture extra in low-pressure steam can be gone in this way
It removes, convenient for using in subsequent steam heating chamber, remaining steam is discharged by outlet conduit, and passes through steam heating chamber
The condensed water of generation cools down remaining steam again, and steam is avoided to be discharged into outdoor with excessively high temperature, and the present invention is by low pressure
Steam Recovery utilizes, and has prevented the emptying outlet of coal gasifier excess steam, has achieved the purpose that energy-saving.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the structural schematic diagram except water assembly of the invention.
In figure: 1, powder coal gasification furnace waste heat boiler；2, total conveyance conduit；3, electrically operated valve A；4, electrically operated valve B；5, electronic
Valve C；6, evaporation tubes；7, evaporation heating room；8, outlet conduit；9, water tower A is removed；10, water tower B is removed；11, pipeline A；12, it manages
Road B；13, except the solenoid valve A of water tower A；14, except the solenoid valve B of water tower A；15, except the solenoid valve A of water tower B；16, except water tower B's
Solenoid valve B；17, connecting pipe；18, humidity sensor；19, electrothermal piece, 20, condensing water conduit；21, water-absorbing resin；22, it removes water
Component.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments, is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figs. 1-2, the present invention provides a kind of technical solution:
A kind of powder coal gasification furnace waste heat boiler self-produced steam vapo(u)rization system, the vapo(u)rization system include total conveyance conduit 2, Duo Gezheng
Send out pipeline 6, except water assembly 22, multiple evaporations heating room 7 and multiple electrically operated valves, the outlet of powder coal gasification furnace waste heat boiler 1
It is connected to total conveyance conduit 2 and total conveyance conduit 2 is equipped with electrically operated valve A3, total conveyance conduit 2 is communicated to more
A evaporation tubes 6, the evaporation tubes 6 are communicated to multiple evaporation heating rooms 7 and the evaporation tubes 6 are equipped with electrically operated valve
B4, the outlet of the multiple evaporation heating room 7 is to outlet conduit 8, and the outlet conduit 8 is equipped with electrically operated valve C5, institute
Total conveyance conduit 2 is stated to be equipped with except water assembly 22, it is described except water assembly 22 includes except water tower A9 and removing water tower B10, the water removal
Tower A9 and total conveyance conduit 2 is communicated to except water tower B10 passes through pipeline A11 and pipeline B12, it is described to remove water tower A9 and water removal
Be filled with water-absorbent material in tower B10, it is described except water tower A9 and except the side of water tower B10 be communicated to by connecting pipe 17 it is described
Total conveyance conduit 2 and its connectivity part are located at before the first heating chamber and total conveyance conduit 2 of multiple evaporation heating room 7, described
Except water tower A9 and except the inside of water tower B10 be equipped with humidity sensor 18 and pipeline A11 and pipeline B12 be equipped with solenoid valve A13,
14, the humidity sensor 18 is connected to the solenoid valve A13,14, described except water tower A9 and except the inside of water tower B10 is equipped with electricity
Warmware 19, the humidity sensor 18 are also connected to the electrothermal piece 19.
In the present embodiment, the multiple evaporation heating room 7 is communicated with condensing water conduit 20, the condensing water conduit 20
It is communicated to the outlet conduit 8, condensed water is avoided to be diffused into outdoor.
In the present embodiment, described to be filled with water-absorbing resin 21 except water tower A9 and except water tower B10 is interior；The electrothermal piece 19 is
Electrical bar is heating wire.
In the present embodiment, the surface of total conveyance conduit 2 and evaporation tubes 6 is enclosed with heat-barrier material, it is described every
Hot material is heat insulation foam, described except water tower A9 and except the outer surface of water tower B10 is enclosed with heat-barrier material, prevents low-pressure steam from existing
Heat is scattered and disappeared during conveying.
In the present embodiment, described except water tower A9 and except the top of water tower B10 is also communicated with outlet pipe and the outlet
Solenoid valve B15,16 also are provided on pipeline, convenient for water tower A9 will be removed and except the moisture heating that water-absorbing resin absorbs in water tower B10 is steamed
Hair.
The present embodiment also provides a kind of powder coal gasification furnace waste heat boiler self-produced steam evaporation system described in a kind of above scheme
The method of evaporating of system, includes the following steps:
1, the outlet of powder coal gasification furnace waste heat boiler 1 is communicated to multiple to total conveyance conduit 2 and by total conveyance conduit 2
Evaporation heating room 7, the low-pressure steam generated first are entered the inside except water assembly 22 by electrically operated valve A3, remove water assembly 22
Total conveyance conduit 2 is communicated to by pipeline A11 and pipeline B12 except water tower A9 and except water tower B10, be first turned on pipeline A
Solenoid valve A13 closes the solenoid valve B14 for removing water tower A, and the low-pressure steam after water removal is connected to by motor-driven valve B14 with evaporation tubes 6
Room 7 is heated to the evaporation；
2, it when sensing excessively high except the humidity in water tower B10 except the humidity sensor 18 in water tower A9, closes except on water tower A9
Pipeline A on solenoid valve A13, open the solenoid valve B14 for removing water tower A, while will be powered except the electrothermal piece 19 on water tower A9, and
And by except the solenoid valve A15 on the pipeline B on water tower B10, the solenoid valve B16 for removing water tower B is closed；
3, except water tower B10 absorbs the moisture of low-pressure steam, and humidity will be sensed except the humidity sensor 18 inside water tower B10
It when excessively high, closes except the solenoid valve A15 on the pipeline B on water tower B10, opens the solenoid valve B16 for removing water tower B, while will water removal
The electrothermal piece 19 of tower B10 is powered, and by except the solenoid valve A13 on the pipeline A on water tower A9, closes the solenoid valve for removing water tower A
B14, except water tower B10 is identical with the working principle except water tower A9；
4, the condensed water that multiple evaporation heating room 7 generates after working enters condensing water conduit 20 and condensing water conduit 20 is communicated to
Outlet conduit 8；
5, the hot steam being discharged in evaporation heating room 7, which heats condensed water, is discharged.
In Fig. 1-2, in the present invention, the outlet of powder coal gasification furnace waste heat boiler 1 to total conveyance conduit 2 and leads to
It crosses total conveyance conduit 2 and is communicated to multiple evaporation heating room 7, the low-pressure steam generated first enters water removal by electrically operated valve A3
The inside of component 22 is communicated to total conveying by pipeline A11 and pipeline B12 except water tower A9 and except water tower B10 except water assembly 22
Pipeline 2, the solenoid valve A13 being first turned on pipeline A close the solenoid valve B14 for removing water tower A, and the low-pressure steam after water removal passes through
Motor-driven valve B14 and evaporation tubes 6 are communicated to evaporation heating room 7；It is removed when except the humidity sensor 18 in water tower A9 senses
When humidity in water tower B10 is excessively high, closes except the solenoid valve A13 on the pipeline A on water tower A9, open the solenoid valve for removing water tower A
B14, while will be powered except the electrothermal piece 19 on water tower A9, and by except the solenoid valve A15 on the pipeline B on water tower B10, close
Except the solenoid valve B16 of water tower B；Except water tower B10 absorbs the moisture of low-pressure steam, and will be except the humidity sensor inside water tower B10
When device 18 senses that humidity is excessively high, closes except the solenoid valve A15 on the pipeline B on water tower B10, open the solenoid valve for removing water tower B
B16, while will be powered except the electrothermal piece 19 of water tower B10, and by except the solenoid valve A13 on the pipeline A on water tower A9, closing is removed
The solenoid valve B14 of water tower A, except water tower B10 is identical with the working principle except water tower A9.It in this way can will be extra in low-pressure steam
Moisture removal falls, and convenient for using in subsequent steam heating chamber, remaining steam is discharged by outlet conduit 8, and passes through steaming
The condensed water that vapour heating room 7 generates cools down remaining steam again, and steam is avoided to be discharged into outdoor, this hair with excessively high temperature
It is bright to recycle low-pressure steam, prevent the emptying outlet of coal gasifier excess steam, has achieved the purpose that energy-saving.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of powder coal gasification furnace waste heat boiler self-produced steam vapo(u)rization system, it is characterised in that: the vapo(u)rization system includes total defeated
Send pipeline (2), multiple evaporation tubes (6), except water assembly (22), multiple evaporations heating room (7) and multiple electrically operated valves, fine coal
Total conveyance conduit (2) and total conveyance conduit (2) described in the outlet of gasification furnace waste heat boiler (1) are equipped with electrically operated valve
A(3), total conveyance conduit (2) is communicated to multiple evaporation tubes (6), and the evaporation tubes (6) are communicated to multiple evaporation heating
Room (7) and the evaporation tubes (6) are equipped with electrically operated valve B(4), the outlet of the multiple evaporation heating room (7) is to out
Mouth pipeline (8), the outlet conduit (8) are equipped with electrically operated valve C(5), total conveyance conduit (2), which is equipped with, removes water assembly
(22), described remove water assembly (22) include removing water tower A(9) and except water tower B(10), it is described to remove water tower A(9) and except water tower B(10)
Pass through pipeline A(11) and pipeline B(12) it is communicated to total conveyance conduit (2), described to remove water tower A(9) and except water tower B(10)
It is inside filled with water-absorbent material, described to remove water tower A(9) and except the side of water tower B(10) is communicated to institute by connecting pipe (17)
State total conveyance conduit (2) and its connectivity part be located at it is multiple evaporation heating room (7) the first heating chambers and total conveyance conduit (2) it
Before, it is described to remove water tower A(9) and except the inside of water tower B(10) is equipped with humidity sensor (18) and pipeline A(11) and pipeline B(12)
Be equipped with solenoid valve A(13), (14), the humidity sensor (18) is connected to the solenoid valve A(13), (14), the water removal
Tower A(9) and except the inside of water tower B(10) is equipped with electrothermal piece (19), the humidity sensor (18) is also connected to the electrothermal piece
(19).
2. a kind of powder coal gasification furnace waste heat boiler self-produced steam vapo(u)rization system according to claim 1, it is characterised in that: institute
It states multiple evaporation heating room (7) to be communicated with condensing water conduit (20), the condensing water conduit (20) is communicated to the outlet
Road (8).
3. a kind of powder coal gasification furnace waste heat boiler self-produced steam vapo(u)rization system according to claim 1, it is characterised in that: institute
It states except water tower A(9) and except water tower B(10) is interior filled with water-absorbing resin (21)；The electrothermal piece (19) is electrical bar or is electricity
Heated filament.
4. a kind of powder coal gasification furnace waste heat boiler self-produced steam vapo(u)rization system according to claim 1, it is characterised in that: institute
The surface for stating total conveyance conduit (2) and evaporation tubes (6) is enclosed with heat-barrier material, and the heat-barrier material is heat insulation foam.
5. a kind of powder coal gasification furnace waste heat boiler self-produced steam vapo(u)rization system according to claim 1, it is characterised in that: institute
It states except water tower A(9) and also is provided with solenoid valve B except the top of water tower B(10) is also communicated on outlet pipe and the outlet pipe
(15), (16).
6. a kind of a kind of powder coal gasification furnace waste heat boiler self-produced steam vapo(u)rization system according to claim 1-5
Method of evaporating, characterized by the following steps:
S1, powder coal gasification furnace waste heat boiler (1) outlet to total conveyance conduit (2) and by total conveyance conduit (2) even
Multiple evaporation heating room (7) are led to, the low-pressure steam generated first passes through electrically operated valve A(3) it enters except water assembly (22)
Inside, except water assembly (22) remove water tower A(9) and remove water tower B(10) pass through pipeline A(11) and pipeline B(12) be communicated to always it is defeated
Send pipeline (2), the solenoid valve A(13 being first turned on pipeline A), close the solenoid valve B(14 for removing water tower A), the low pressure after water removal
Steam is communicated to evaporation heating room (7) by electrically operated valve B(4) and evaporation tubes (6)；
S2, when remove water tower A(9) in humidity sensor (18) sense excessively high except the humidity in water tower B(10) when, close water removal
Tower A(9) on pipeline A on solenoid valve A(13), open remove water tower A solenoid valve B(14), while water tower A(9 will be removed) on
Electrothermal piece (19) be powered, and will remove water tower B(10) on pipeline B on solenoid valve A(15), close except water tower B solenoid valve B
(16)；
S3, water tower B(10 is removed) moisture of low-pressure steam is absorbed, and will remove water tower B(10) internal humidity sensor (18) feels
Should arrive humidity it is excessively high when, close remove water tower B(10) on pipeline B on solenoid valve A(15), open remove water tower B solenoid valve B
(16), while water tower B(10 will be removed) electrothermal piece (19) be powered, and water tower A(9 will be removed) on pipeline A on solenoid valve A
(13), the solenoid valve B(14 for removing water tower A is closed), remove water tower B(10) and except the working principle of water tower A(9) is identical；
The condensed water generated after S4, multiple evaporation heating room (7) work enters condensing water conduit (20) and condensing water conduit
(20) outlet conduit (8) are communicated to；
The hot steam being discharged in S5, evaporation heating room (7), which heats condensed water, to be discharged.
7. a kind of method of evaporating of powder coal gasification furnace waste heat boiler self-produced steam vapo(u)rization system according to claim 6,
It is characterized in that: described except water tower A(9) and except the outer surface of water tower B(10) is enclosed with heat-barrier material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811203651.5A CN109054907A (en) | 2018-10-16 | 2018-10-16 | A kind of powder coal gasification furnace waste heat boiler self-produced steam vapo(u)rization system and its method of evaporating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811203651.5A CN109054907A (en) | 2018-10-16 | 2018-10-16 | A kind of powder coal gasification furnace waste heat boiler self-produced steam vapo(u)rization system and its method of evaporating |
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| Publication Number | Publication Date |
|---|---|
| CN109054907A true CN109054907A (en) | 2018-12-21 |
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ID=64764953
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811203651.5A Pending CN109054907A (en) | 2018-10-16 | 2018-10-16 | A kind of powder coal gasification furnace waste heat boiler self-produced steam vapo(u)rization system and its method of evaporating |
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| Country | Link |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2265236Y (en) * | 1996-10-16 | 1997-10-22 | 中国通用石化机械工程总公司 | Internal-heating dryer for reproduced gas |
| CN206298504U (en) * | 2016-12-22 | 2017-07-04 | 北京北宇机械设备有限公司 | Using the device of waste heat boiler dewatered sludge |
-
2018
- 2018-10-16 CN CN201811203651.5A patent/CN109054907A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2265236Y (en) * | 1996-10-16 | 1997-10-22 | 中国通用石化机械工程总公司 | Internal-heating dryer for reproduced gas |
| CN206298504U (en) * | 2016-12-22 | 2017-07-04 | 北京北宇机械设备有限公司 | Using the device of waste heat boiler dewatered sludge |
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Application publication date: 20181221 |
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