CN106276797A - There is the byproduct steam hydrogen chloride synthesis system of antacid automaton - Google Patents
There is the byproduct steam hydrogen chloride synthesis system of antacid automaton Download PDFInfo
- Publication number
- CN106276797A CN106276797A CN201610631741.9A CN201610631741A CN106276797A CN 106276797 A CN106276797 A CN 106276797A CN 201610631741 A CN201610631741 A CN 201610631741A CN 106276797 A CN106276797 A CN 106276797A
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- China
- Prior art keywords
- hydrogen chloride
- antacid
- automaton
- byproduct steam
- hydrogen
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/01—Chlorine; Hydrogen chloride
- C01B7/012—Preparation of hydrogen chloride from the elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B33/00—Steam-generation plants, e.g. comprising steam boilers of different types in mutual association
- F22B33/18—Combinations of steam boilers with other apparatus
-
- 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
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Furnace Details (AREA)
Abstract
The invention discloses a kind of byproduct steam hydrogen chloride synthesis system with antacid automaton, belong to field of chemical equipment.System includes byproduct steam hydrogen chloride synthetic furnace and the drum being attached thereto；System also includes that hydrogen chlorine automatic mixing controls the antacid automaton that device, therewith signal connect；Hydrogen chlorine automatic mixing controls device and has hydrogen and chlorine flowrate measuring instruments, and it is respectively arranged at hydrogen inlet and at chlorine air inlet；Antacid automaton is arranged at hydrogen chloride gas exit, has on-line checking module.The steel water-cooling wall furnace tube that the present invention is arranged by synthetic furnace high temperature section, the graphite material furnace tube that synthesis stage top and bottom section are arranged, both the shortcoming that graphite furnace tube intensity is low and uses temperature limited system had been overcome, overcome again synthesis stage top and bottom and hold corrosion-prone shortcoming, make heat energy be fully used；Further through the antacid automaton arranged, the effective quality ensureing hydrogen chloride product.
Description
Technical field
The present invention relates to field of chemical equipment, particularly to a kind of byproduct steam chlorination with antacid automaton
Hydrogen synthesis system.
Background technology
Chlorine and hydrogen are adjoint when reacting generation hydrogen chloride discharges a large amount of reaction heat: 0.5H2+0.5Cl2=HCl-
22.063Kcal/mol, the most often 1 kilogram of gaseous hydrogen chloride of synthesis releases 605.11Kcal heat, is equivalent to 0.95kg middle pressure steam
Heat content.Chlorine and hydrogen react generation hydrogen chloride with combustion type in synthetic furnace, and flame kernel district temperature reaches 2500 DEG C
Above, the hydrogen chloride gas temperature of generation is more than 2000 DEG C, and these heats are considerable, can be used to byproduct steam completely.
For the heat energy utilization in hydrogen chloride synthesis, domestic mainly have two kinds of methods.One is to use steel water leg chlorine
Change hydrogen synthetic furnace by-product hot water.Another kind is hydrogen chloride synthetic furnace by-product hot water or the 0.2～0.3Mpa pressure using graphite
Steam.
During realizing the present invention, inventor finds that prior art at least there is problems in that
Steel synthetic furnace holds corrosion-vulnerable in furnace roof portion and bottom, and service life is short, and the hot water of by-product is of limited application.
Owing to graphite is non-brittleness material, limited by intensity and use temperature, the graphite furnace tube when byproduct steam
As the pressure-containing parts steamed, there is certain hidden danger in safety.Use the hot water or low of the hydrogen chloride synthetic furnace by-product of graphite
Pressure steam range of application is the most limited.
Summary of the invention
In order to solve problem of the prior art, embodiments provide a kind of pair with antacid automaton
Producing steam hydrogen chloride synthesis system.Described technical scheme is as follows:
Embodiments provide a kind of byproduct steam hydrogen chloride synthesis system with antacid automaton, institute
State and there is the byproduct steam hydrogen chloride synthesis system of antacid automaton include byproduct steam hydrogen chloride synthetic furnace and therewith
The drum connected；
The described byproduct steam hydrogen chloride synthesis system with antacid automaton also includes that hydrogen chlorine is joined automatically
Than controlling the antacid automaton that device, therewith signal connect；
Described hydrogen chlorine automatic mixing controls device and has hydrogen and chlorine flowrate measuring instruments, and it is respectively arranged at hydrogen
At gas air inlet and at chlorine air inlet；
Described antacid automaton is arranged at hydrogen chloride gas exit, has on-line checking module.
Specifically, the agent structure of described byproduct steam hydrogen chloride synthetic furnace is divided into synthesis stage, byproduct steam from bottom to top
Section and cooling section；
Described synthesis stage has at the bottom of graphite furnace, at the bottom of described graphite furnace on be provided with graphite furnace tube and bulb socket, described lamp holder
Seat connects quartz lamp head；
Described graphite furnace bottom is provided with steel base, and described graphite furnace tube periphery arranges outer steel shell, described outer steel shell with
There is between at the bottom of graphite furnace cooling water channel.
Specifically, described byproduct steam section includes that water-cooling wall furnace tube, the upper end of described water-cooling wall furnace tube arrange top ring
Shape header tank, the bottom of described water-cooling wall furnace tube arranges lower end annular header tank.
Specifically, described water-cooling wall furnace tube is the water-cooling wall furnace tube of steel.
Specifically, the outside of described cooling section arranges the outer steel shell with cooling-water duct, and the inside of described cooling section sets
Put graphite inwall.
Specifically, described cooling section has changeover portion, and described changeover portion is provided above block block hole type graphite heat transfer block, described
Changeover portion side is provided with hydrogen chloride gas outlet；
Described graphite heat exchange block has intermediate flow channel, and described graphite heat exchange block is provided above upper cover.
Specifically, described drum is steam generation segregation apparatus；
Described drum one end is provided with byproduct steam outlet tube, and the other end is provided with supplementary hose；
Described drum is connected composition steam generating system by tedge, down-comer with described water-cooling wall steam generation section.
The technical scheme that the embodiment of the present invention provides has the benefit that
The graphite that the steel water-cooling wall furnace tube arranged by synthetic furnace high temperature section, synthesis stage top and bottom section are arranged
Material furnace tube, had both overcome the low shortcoming with the temperature limited system of use of graphite furnace tube intensity, had overcome again synthesis stage top and the end
Portion holds corrosion-prone shortcoming, makes heat energy be fully used；Further through the antacid automaton arranged, effectively ensure chlorine
Change the quality of hydrogen production.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, in embodiment being described below required for make
Accompanying drawing be briefly described, it should be apparent that, below describe in accompanying drawing be only some embodiments of the present invention, for
From the point of view of those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the byproduct steam hydrogen chloride synthesis system with antacid automaton that the embodiment of the present invention provides
Structural representation；
Fig. 2 is the schematic diagram of the antacid automaton that the embodiment of the present invention provides.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to embodiment party of the present invention
Formula is described in further detail.
Embodiments provide a kind of byproduct steam hydrogen chloride synthesis system with antacid automaton, ginseng
See Fig. 1, Fig. 2, described in there is the byproduct steam hydrogen chloride synthesis system of antacid automaton include byproduct steam hydrogen chloride
Synthetic furnace 1, drum 2, hydrogen chlorine automatic mixing control device 3, antacid automaton 4.
Specifically, the agent structure of byproduct steam hydrogen chloride synthetic furnace 1 is divided into synthesis stage 11, byproduct steam section from bottom to top
12, cooling section 13；Synthesis stage 11 be provided above byproduct steam section 12, byproduct steam section 12 be provided above cooling section
13；Byproduct steam section 12 and drum 2 form steam generating system.
Specifically, synthesis stage 11 has at the bottom of graphite furnace 111, is provided with graphite furnace tube 112, at the bottom of graphite furnace on 111 at the bottom of graphite furnace
Being provided with bulb socket 113 bottom 111, bulb socket 113 connects quartz lamp head 114, and at the bottom of graphite furnace, 111 ends are provided with steel base
115, graphite furnace tube 112 periphery is provided with outer steel shell 116, has cooling water channel at the bottom of outer steel shell 116 and graphite furnace between 111.
Wherein, in synthesis stage 11, arrange at the bottom of graphite furnace 111, graphite furnace tube 112 so that byproduct steam hydrochloric acid synthetic furnace 1
Bottom be difficult to be chlorinated hydrogen-type corrosion.
Specifically, byproduct steam section 12 includes that water-cooling wall furnace tube 121, water-cooling wall furnace tube 121 are the water-cooling wall furnace tube of steel,
The upper end of water-cooling wall furnace tube 121 arranges upper end annular header tank 122, and the bottom of water-cooling wall furnace tube 121 arranges lower end annular
Header tank 123；Byproduct steam section 12 has steel water-cooling wall furnace tube 121, and its structure is the envelope being welded into by fin seamless steel tube for boiler
Close cylinder, rise after the reaction heat of soft water absorption hydrogen chloride gas in water-cooling wall furnace tube steel pipe, converge through upper end annular header tank 122
Collection enters drum 2, and part water is vaporized into steam output, and part water is circulating reflux together with lower end annular header tank 123.
Specifically, cooling section 13 includes that changeover portion 131, changeover portion 131 are provided above block block hole type graphite heat transfer block 132,
Block block hole type graphite heat transfer block 132 has intermediate flow channel 130；Changeover portion 131 side is provided with hydrogen chloride gas outlet 133, graphite
Heat transfer block 132 is provided above upper cover 134, and the outside of cooling section 13 arranges the outer steel shell 135 with cooling-water duct, chlorination
The inside of hydrogen cooling section 13 arranges graphite inwall 136.
Wherein, graphite inwall 136 is set in cooling section 13 so that the top of byproduct steam hydrogen chloride synthetic furnace 1 is difficult to
It is chlorinated hydrogen-type corrosion.
Specifically, drum 2 is steam generation segregation apparatus, the water-cooling wall furnace tube 121 of steel the superheated water come is at vapour
Steam output is flashed off in bag.Drum 2 is connected composition steam generation by tedge 124, down-comer 125 with byproduct steam section 12
System.Drum 2 one end is provided with byproduct steam outlet tube 21, and the other end is provided with supplementary hose 22.
Specifically, hydrogen chlorine automatic mixing controls device 3 and has hydrogen and chlorine flowrate measuring instruments 31, and it sets respectively
It is placed at hydrogen inlet and at chlorine air inlet, respectively hydrogen and chlorine flowrate is measured.According to producing HCL in control
Purity analysis set the ratio that hydrogen and chlorine are suitable for, this device can pass through accurate hydrogen and chlorine flowrate measuring instrument
Hydrogen and chlorine flowrate are measured by table 31, by hydrogen chlorine automatic mixing control device 3 regulation realize hydrogen with
The automatic mixing of chlorine controls.If there is bigger variation in the purity of hydrogen in Sheng Chaning, chlorine, then can by revise hydrogen with
It is reliable and stable that the ratio of chlorine ensures to automatically control.
Specifically, antacid automaton 4 is arranged at hydrogen chloride gas and exports at 133, has on-line checking module 41,
On-line checking module 41 on-line checking concentration of hydrochloric acid can be passed through and enter to absorb discharge, then automatic mixing controls hydrochloric acid product
Concentration.Additionally can be by on-line checking module 41 to the on-line checking of free chlorine in hydrochloric acid, it is achieved to chlorine during antacid and hydrogen
The real-time of the proportioning situation of gas monitors, and signal feeds back to the hydrogen chlorine automatic mixing control device 3 that signal connects therewith and enters
One step is adjusted.
The work process of a kind of byproduct steam hydrogen chloride synthesis system with preheater that the embodiment of the present invention provides is:
The chlorine, the hydrogen that are come by surge tank enter in stove through bulb socket 113, conbustion synthesis hydrogen chloride gas, chlorine on quartz lamp head 114
Change hydrogen to be upwardly in the furnace chamber 120 of steam generation section 12；The heat of hydrogen chloride gas passes in water-cooling wall furnace tube 121
Soft water, after the reaction heat of soft water absorption hydrogen chloride gas rise, assemble by tedge 124 through upper end annular header tank 122
Entering drum 2, part water is vaporized into steam and enters water through byproduct steam outlet tube 21 output, other soft water by down-comer 125
Cold wall furnace tube lower loop shape header tank 123, is again introduced in water-cooling wall furnace tube steel pipe, and soft water is between drum and steam generation section
Density contrast is relied on constantly to complete self-loopa；Circulation soft water is while absorbing heat generation steam, also by high-temp chlorination hydrogen
Cool down.Hydrogen chloride gas cooling section 13 is entered by intermediate flow channel 130 further up through the preliminary hydrogen chloride gas cooled down,
Turn back downwards after rising to top upper cover 134 again, by graphite heat exchange block 132 longitudinal hole and graphite heat exchange block 132 transverse holes
Inner cooling water heat exchange cools down, and arrives on rear side of changeover portion 131 to through hydrogen chloride gas outlet 133 output, the hydrogen chloride gas after cooling
Temperature can reach less than 40 DEG C, can be directly for follow-up.
The technical scheme that the embodiment of the present invention provides has the benefit that
1. heat utilization rate is high.Often synthesis 1t hydrogen chloride gas can by-product middle pressure steam 0.6～0.7t.To produce 120t/d
As a example by high purity hydrochloric acid, hydrochloric acid synthesis system device full production producing steam in time about 24 tons, steam unit price is with 150.00 yuan/ton
Meter, drives 330 days in year, and year creates benefit about 1,180,000 yuan；As a example by producing 160t/d hydrogen chloride, hydrogen chloride synthesis system and device is full
Load produces producing steam in time about 104 tons, and steam unit price is in terms of 150.00 yuan/ton, and year drives 330 days, and year creates benefit about 514.8
Wan Yuan.
2. it is used for steam due to hydrogen chloride synthesis heat release major part, compared with the conventional type of furnace, circulating cooling water consumption
It is greatly decreased.Calculating with 160t/d hydrogen chloride synthetic furnace, the heat of output is 4.026 × 106kcal/h per hour, this part
Heat about 68% is taken away with the form of byproduct steam, if moving heat in the way of recirculated cooling water, then needs to consume the cold of 458t/h
But the water yield (recirculated cooling water temperature rise is based on 6 DEG C), by circulating water device configuration need about 80kW power current, electricity price by 0.5 yuan/
Degree meter, can save electric power charge about 31.6 ten thousand yuan every year.
[3. in hydrogen chloride synthesis system by-product, low-pressure steam can be directly incorporated in, low-pressure steam pipe network, and by-product 0.2
～the synthetic furnace of 0.3MPa steam, need to set up single steam user network.This programme can be saved and set up independent steam pipe system
Investment.
A kind of byproduct steam hydrogen chloride synthesis system with antacid automaton that the embodiment of the present invention provides, logical
Cross the graphite material furnace tube that the steel water-cooling wall furnace tube that synthetic furnace high temperature section is arranged, synthesis stage top and bottom section are arranged,
Both overcome the low shortcoming with the temperature limited system of use of graphite furnace tube intensity, and overcome again synthesis stage top and bottom is easily corroded
Shortcoming so that the heat utilization rate of hydrogen chloride synthesis brings up to 70%, byproduct steam pressure can be adjusted between 0.8～1.4MPa
Joint, byproduct steam use pressure can regulate between 0.2～1.4MPa, in may be incorporated into, low pressure steam net use, make heat energy be filled
Divide and utilize；Further through the antacid automaton arranged, the effective quality ensureing hydrogen chloride product.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention and
Within principle, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (7)
1. there is a byproduct steam hydrogen chloride synthesis system for antacid automaton, described in there is antacid automatically control dress
The byproduct steam hydrogen chloride synthesis system put includes byproduct steam hydrogen chloride synthetic furnace and the drum being attached thereto；Its feature exists
In,
The described byproduct steam hydrogen chloride synthesis system with antacid automaton also includes hydrogen chlorine automatic mixing control
The antacid automaton that device processed, therewith signal connect；
Described hydrogen chlorine automatic mixing controls device and has hydrogen and chlorine flowrate measuring instruments, and it is respectively arranged at hydrogen and enters
At QI KOU and at chlorine air inlet；
Described antacid automaton is arranged at hydrogen chloride gas exit, has on-line checking module.
The byproduct steam hydrogen chloride synthesis system with antacid automaton the most according to claim 1, its feature
It is,
The agent structure of described byproduct steam hydrogen chloride synthetic furnace is divided into synthesis stage, byproduct steam section and cooling section from bottom to top；
Described synthesis stage has at the bottom of graphite furnace, at the bottom of described graphite furnace on be provided with graphite furnace tube and bulb socket, described bulb socket is even
It is connected to quartz lamp head；
Described graphite furnace bottom is provided with steel base, and described graphite furnace tube periphery arranges outer steel shell, described outer steel shell and graphite
There is between furnace bottom cooling water channel.
The byproduct steam hydrogen chloride synthesis system with antacid automaton the most according to claim 2, its feature
Being, described byproduct steam section includes that water-cooling wall furnace tube, the upper end of described water-cooling wall furnace tube arrange upper end annular header tank, institute
The bottom stating water-cooling wall furnace tube arranges lower end annular header tank.
The byproduct steam hydrogen chloride synthesis system with antacid automaton the most according to claim 3, its feature
Being, described water-cooling wall furnace tube is the water-cooling wall furnace tube of steel.
The byproduct steam hydrogen chloride synthesis system with antacid automaton the most according to claim 2, its feature
Being, the outside of described cooling section arranges the outer steel shell with cooling-water duct, and the inside of described cooling section arranges graphite inwall.
6., according to the byproduct steam hydrogen chloride synthesis system with antacid automaton described in claim 2 or 5, it is special
Levy and be,
Described cooling section has changeover portion, and described changeover portion is provided above block block hole type graphite heat transfer block, described changeover portion side
It is provided with hydrogen chloride gas outlet；
Described graphite heat exchange block has intermediate flow channel, and described graphite heat exchange block is provided above upper cover.
The byproduct steam hydrogen chloride synthesis system with antacid automaton the most according to claim 1, its feature
It is,
Described drum is steam generation segregation apparatus；
Described drum one end is provided with byproduct steam outlet tube, and the other end is provided with supplementary hose；
Described drum is connected composition steam generating system by tedge, down-comer with water-cooling wall steam generation section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610631741.9A CN106276797A (en) | 2016-08-02 | 2016-08-02 | There is the byproduct steam hydrogen chloride synthesis system of antacid automaton |
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|---|---|---|---|
| CN201610631741.9A CN106276797A (en) | 2016-08-02 | 2016-08-02 | There is the byproduct steam hydrogen chloride synthesis system of antacid automaton |
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| CN106276797A true CN106276797A (en) | 2017-01-04 |
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| CN201610631741.9A Pending CN106276797A (en) | 2016-08-02 | 2016-08-02 | There is the byproduct steam hydrogen chloride synthesis system of antacid automaton |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109399567A (en) * | 2018-12-28 | 2019-03-01 | 胡孟响 | A kind of automatic compensation hydrogen chloride generator |
-
2016
- 2016-08-02 CN CN201610631741.9A patent/CN106276797A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109399567A (en) * | 2018-12-28 | 2019-03-01 | 胡孟响 | A kind of automatic compensation hydrogen chloride generator |
| CN109399567B (en) * | 2018-12-28 | 2021-08-13 | 甘肃金川恒信高分子科技有限公司 | Automatic compensation hydrogen chloride generator |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170104 |