CN111175451A - Detection method and treatment device of Cl2 detector in waste acid treatment - Google Patents
Detection method and treatment device of Cl2 detector in waste acid treatment Download PDFInfo
- Publication number
- CN111175451A CN111175451A CN202010031213.6A CN202010031213A CN111175451A CN 111175451 A CN111175451 A CN 111175451A CN 202010031213 A CN202010031213 A CN 202010031213A CN 111175451 A CN111175451 A CN 111175451A
- Authority
- CN
- China
- Prior art keywords
- chlorine
- detector
- pipe
- main
- reaction chamber
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 36
- 239000002699 waste material Substances 0.000 title claims abstract description 29
- 238000010306 acid treatment Methods 0.000 title claims abstract description 25
- 239000000460 chlorine Substances 0.000 claims abstract description 73
- 229910052801 chlorine Inorganic materials 0.000 claims abstract description 72
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims abstract description 71
- 238000006243 chemical reaction Methods 0.000 claims abstract description 65
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 claims abstract description 47
- 239000002253 acid Substances 0.000 claims abstract description 10
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 4
- 239000010935 stainless steel Substances 0.000 claims abstract description 4
- 239000007789 gas Substances 0.000 claims description 83
- 230000007246 mechanism Effects 0.000 claims description 32
- 238000000034 method Methods 0.000 claims description 12
- 230000002457 bidirectional effect Effects 0.000 claims description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 238000012886 linear function Methods 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 238000012544 monitoring process Methods 0.000 claims description 4
- 238000007086 side reaction Methods 0.000 claims description 4
- 239000003792 electrolyte Substances 0.000 claims description 3
- 229910000464 lead oxide Inorganic materials 0.000 claims description 3
- YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical compound [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims 1
- 229920006395 saturated elastomer Polymers 0.000 abstract description 7
- 239000012528 membrane Substances 0.000 abstract 1
- 239000012466 permeate Substances 0.000 abstract 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 13
- 238000010517 secondary reaction Methods 0.000 description 13
- 239000012295 chemical reaction liquid Substances 0.000 description 12
- 230000008569 process Effects 0.000 description 9
- 239000000243 solution Substances 0.000 description 7
- 230000009471 action Effects 0.000 description 3
- 238000010924 continuous production Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000029936 alkylation Effects 0.000 description 1
- 238000005804 alkylation reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006396 nitration reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000006277 sulfonation reaction Methods 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0006—Controlling or regulating processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0073—Control unit therefor
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Treating Waste Gases (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The invention discloses a detection method of a Cl2 detector in waste acid treatment, which comprises the following steps: 1. turning on a power switch of the chlorine detector; 2. introducing the tail gas into a chlorine detector, wherein the chlorine gas mixed in the tail gas can pass through a stainless steel filter sintered in the chlorine detector; 3. chlorine permeates the ventilated membrane on the sensor and gets into inside the sensor, and the detection method and the processing apparatus of Cl2 detector among this waste acid processing are different from prior art, and the switching based on each valve of detector detection data in order to control to through two reacting chambers, in order to guarantee the continuity of waste acid processing, guarantee the continuous high-efficient detection of chlorine and handle, simultaneously, through the detector that sets up at the exhaust end, in order effectively to avoid the discharge of the tail gas that does not react and contain chlorine when reaction solution is saturated, in order to effectively guarantee the safe emission of its waste acid processing tail gas.
Description
Technical Field
The invention relates to the technical field of chlorine treatment, in particular to a detection method and a treatment device of a Cl2 detector in waste acid treatment.
Background
In industrial production, waste acid is generated in the processes of nitration, esterification, sulfonation, alkylation, catalysis, gas drying and the like of organic matters or in the processes of titanium dioxide production, steel pickling, gas drying and the like, and if the waste acid is directly discharged into the environment, not only can water or soil be acidified, but also the ecological environment is harmed, and a large amount of resources are wasted, and China has strict requirements on the treatment of the waste acid, has different discharge standards and penalty standards all over the country, and most of the waste acid discharge standards adopt PH = 7.
When the waste acid in the prior art is treated, chlorine gas, which is a yellow-green toxic gas with a strong pungent odor, is often generated during the waste acid treatment process, so that during the waste acid treatment process, chlorine gas in tail gas is often required to be monitored and treated, and chlorine gas cannot be treated in a lighting manner or a water-collecting manner due to the characteristics of strong oxidizing property, toxicity, water solubility and reaction with water, and is generally treated by absorbing chlorine gas with a sodium hydroxide solution, and the chlorine gas reacts with a NaOH solution:
。
however, since the waste acid treatment process is a continuous process, when the tail gas is discharged into the sodium hydroxide solution for treatment in the prior art, when the sodium hydroxide solution is saturated with chlorine, the tail gas is not reacted with the chlorine any more, but the tail gas is still discharged continuously, wherein the chlorine may be discharged into the environment due to lack of effective treatment, so that certain potential safety hazard is caused, and meanwhile, when the saturated sodium hydroxide solution is replaced, the continuous treatment of the waste acid is also influenced, and the production is delayed, so that a detection method and a treatment device for a Cl2 detector in the waste acid treatment are provided.
Disclosure of Invention
The invention aims to provide a detection method and a processing device of a Cl2 detector in waste acid treatment of continuous production and processing, which can be safely discharged, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the detection method of the Cl2 detector in waste acid treatment comprises the following steps: 1. turning on a power switch of the chlorine detector; 2. introducing the tail gas into a chlorine detector, wherein the chlorine gas mixed in the tail gas can pass through a stainless steel filter sintered in the chlorine detector; 3. chlorine gas enters the sensor through a gas-permeable film on the sensor; 4. chlorine gas entering the interior of the sensor between the sensor electrode and the electrolyte, oxygen being consumed and a corresponding current being generated between the anode and the cathode; 5. when current flows in the sensor, the lead anode is oxidized into lead oxide, and the intensity of the output current and the concentration of oxygen present an absolute linear function relationship; 6. the chlorine gas is then continuously monitored by a linear function and data.
Preferably, the chlorine detector is installed in a flow-through mode, and a fixed online continuous detection mode is adopted, so that online continuous monitoring is realized, and efficient treatment of chlorine in tail gas is ensured.
Preferably, the Cl treatment device in waste acid treatment comprises a mounting support, wherein a main reaction chamber and a secondary reaction chamber are respectively fixed on the mounting support, the top parts of the main reaction chamber and the secondary reaction chamber are provided with an exhaust and feed mechanism which can effectively avoid the emission of residual tail gas, the bottom parts of the main reaction chamber and the secondary reaction chamber are fixedly communicated with a discharge pipe, and the bottoms of the main reaction chamber and the secondary reaction chamber are provided with bidirectional air inlet mechanisms, the end parts of the bidirectional air inlet mechanisms are fixedly communicated with a conduction detection mechanism, which is different from the prior art, and the opening and closing of each valve are controlled based on the detection data of a detector, thereby ensuring the continuity of waste acid treatment and processing and the continuous and efficient detection and treatment of chlorine through the two reaction chambers, meanwhile, the detector arranged at the exhaust end can effectively avoid the discharge of the unreacted tail gas containing chlorine when the reaction liquid is saturated, and effectively ensure the safe discharge of the waste acid treatment tail gas.
Preferably, exhaust feed mechanism includes main exhaust part, vice exhaust part and is used for putting in the inlet pipe of reaction raw materials, main reaction room and the equal fixed intercommunication in vice reaction room top have the blast pipe, main exhaust part and vice exhaust part are installed respectively at two blast pipe tops, and the relative one side of main exhaust part and vice exhaust part all is fixed the intercommunication and has the conduction pipe, two the conduction pipe passes through the fixed intercommunication of tee junction spare, the inlet pipe is with the fixed intercommunication of tee junction spare, through exhaust feed mechanism to through the injection of chlorine treatment reaction liquid, thereby carry out effectual secondary reaction to the chlorine that the reaction room is unreacted, guarantee the high-efficient processing of chlorine, thereby guarantee the safe emission of tail gas.
Preferably, the main exhaust spare includes main chlorine detector, main chlorine detector fixes the blast pipe tip at the main reaction room top, and the main chlorine detector keeps away from the fixed intercommunication of one end of blast pipe and has the air duct, the end fixing intercommunication that main chlorine detector was kept away from to the air duct has main three-way valve, the conduction pipe is fixed on main three-way valve, main three-way valve keeps away from the fixed intercommunication of one side and tail gas discharge pipeline of conduction pipe, through main exhaust spare to when making things convenient for main reaction room reaction liquid to pour into, also guarantee the safe emission of main reaction room tail gas.
Preferably, vice exhaust part includes vice chlorine detector, the blast pipe tip at vice reaction chamber top is fixed to vice chlorine detector, and the one end that the blast pipe was kept away from to vice chlorine detector also fixed intercommunication has the air duct, the end fixing intercommunication that vice chlorine detector was kept away from to the air duct has vice three-way valve, the conduction pipe is fixed on vice three-way valve, one side that the conduction pipe was kept away from to vice three-way valve also with the fixed intercommunication of tail gas discharge pipeline, through vice exhaust part, when then making things convenient for the injection of vice reaction chamber reaction liquid, also guarantee the safe emission of vice reaction chamber tail gas.
Preferably, two-way admission mechanism is including the three-way valve that admits air, main reaction chamber and the fixed intercommunication of side reaction room bottom all have the intake pipe, admit air three-way valve both ends respectively with two intake pipe end fixing, and admit air the three-way valve on fixed intercommunication have communicating pipe, communicating pipe and the fixed intercommunication of conduction detection mechanism, through two-way admission mechanism, then can carry out effectual switching to main reaction chamber and side reaction chamber to guarantee the continuity of processing, with the work efficiency of effectively improving enterprise's production and processing.
Preferably, switch on detection mechanism and include the tail gas pipe, the tail gas pipe passes through the tee junction spare and communicates with fixed intercommunication communicating pipe, the one-way conduction valve is installed to the position that the tail gas pipe is located communicating pipe back end, and the tail gas detector is installed to the position that the tail gas pipe is located communicating pipe anterior segment, through switching on detection mechanism, then can carry out effectual detection to chlorine in the tail gas, guarantees the safe emission of tail gas.
Compared with the prior art, the invention has the beneficial effects that:
the invention is different from the prior art, controls the opening and closing of each valve based on the detection data of the detector, thereby ensuring the continuity of waste acid treatment and processing and the continuous and efficient detection and processing of chlorine through the two reaction chambers, and simultaneously effectively avoiding the discharge of unreacted tail gas containing chlorine when reaction liquid is saturated through the detector arranged at the exhaust end so as to effectively ensure the safe discharge of the waste acid treatment tail gas.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a top schematic view of the FIG. 1 embodiment of the present invention;
FIG. 3 is a schematic bottom view of FIG. 1 according to the present invention;
FIG. 4 is an enlarged view of the area A of the present invention;
FIG. 5 is an enlarged view of the region B of the present invention.
In the figure: 1, mounting a support; 2-a main reaction chamber; 3-a side reaction chamber; 4-an exhaust feeding mechanism; 5-a bidirectional air inlet mechanism; 6-a discharge pipe; 7-conduction detection means; 8-a primary exhaust; 9-auxiliary exhaust; 10-a feed pipe; 11-an exhaust pipe; 12-a conduit; 13-main chlorine detector; 14-an airway tube; 15-a main three-way valve; 16-a secondary chlorine detector; 17-an auxiliary three-way valve; 18-intake three-way valve; 19-an air inlet pipe; 20-communicating pipe; 21-tail gas pipe; 22-one-way conduction valve; 23-tail gas detector.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a detection method and a treatment device of a Cl2 detector in waste acid treatment comprise the following detection methods: 1. turning on a power switch of the chlorine detector; 2. introducing the tail gas into a chlorine detector, wherein the chlorine gas mixed in the tail gas can pass through a stainless steel filter sintered in the chlorine detector; 3. chlorine gas enters the sensor through a gas-permeable film on the sensor; 4. chlorine gas entering the interior of the sensor between the sensor electrode and the electrolyte, oxygen being consumed and a corresponding current being generated between the anode and the cathode; 5. when current flows in the sensor, the lead anode is oxidized into lead oxide, and the intensity of the output current and the concentration of oxygen present an absolute linear function relationship; 6. the chlorine gas is then continuously monitored by a linear function and data.
The chlorine detector adopts a flow-type installation mode and a fixed online continuous detection mode, so that online continuous monitoring is realized, and the efficient treatment of chlorine in tail gas is ensured.
The Cl2 treatment device in waste acid treatment comprises an installation support 1, wherein a main reaction chamber 2 and an auxiliary reaction chamber 3 are respectively fixed on the installation support 1, and the main reaction chamber 2 and the auxiliary reaction chamber 3 are both cylindrical cavity structures but are not limited;
the top parts of the main reaction chamber 2 and the secondary reaction chamber 3 are provided with an exhaust feeding mechanism 4 which can effectively avoid the emission of residual tail gas, and the reaction liquid is treated by chlorine through the exhaust feeding mechanism 4, thereby carrying out effective secondary reaction on the unreacted chlorine in the reaction chamber, ensuring the high-efficiency treatment of the chlorine, thereby ensuring the safe discharge of tail gas, the bottom parts of the main reaction chamber 2 and the secondary reaction chamber 3 are fixedly communicated with a discharge pipe 6, and the bottom parts of the main reaction chamber 2 and the secondary reaction chamber 3 are provided with a bidirectional air inlet mechanism 5, the high-efficiency switching of the main reaction chamber and the secondary reaction chamber is ensured through the bidirectional air inlet mechanism 5, thereby ensuring the continuous processing of waste acid treatment, the end part of the bidirectional air inlet mechanism 5 is fixedly communicated with a conduction detection mechanism 7, through switching on detection mechanism 7, then can carry out effectual detection to tail gas to guarantee the safe emission of tail gas.
The exhaust and feeding mechanism 4 comprises a main exhaust part 8, an auxiliary exhaust part 9 and a feeding pipe 10 for feeding reaction raw materials, exhaust pipes 11 are fixedly communicated with the tops of the main reaction chamber 2 and the auxiliary reaction chamber 3, the main exhaust part 8 and the auxiliary exhaust part 9 are respectively installed at the tops of the two exhaust pipes 11, conduction pipes 12 are fixedly communicated with the opposite sides of the main exhaust part 8 and the auxiliary exhaust part 9, the two conduction pipes 12 are fixedly communicated with each other through a three-way connecting piece, the feeding pipe 10 is fixedly communicated with the three-way connecting piece, when in use, the main exhaust part 8 and the auxiliary exhaust part 9 are respectively used for exhausting gas of the main reaction chamber 2 and the auxiliary reaction chamber 3 so as to effectively exhaust tail gas after filtering chlorine gas, the main exhaust part 8 or the auxiliary exhaust part 9 is immediately closed through an unreacted chamber which is remained, so as to avoid discharging residual chlorine in the tail gas, and the feeding pipe 10 is matched with the reaction liquid for secondary treatment of the residual chlorine, so as to ensure the high-efficiency filtration of chlorine in the tail gas.
The main exhaust 8 includes main chlorine detector 13, main chlorine detector 13 is fixed at the 11 tip of blast pipe at 2 tops of main reaction chamber, and main chlorine detector 13 keeps away from the fixed intercommunication of one end of blast pipe 11 and has an air duct 14, the end fixing intercommunication that main chlorine detector 13 was kept away from to air duct 14 has main three-way valve 15, conduction pipe 12 is fixed on main three-way valve 15, main three-way valve 15 keeps away from one side of conduction pipe 12 and the fixed intercommunication of tail gas discharge pipeline, carries out real-time supervision to reaction back tail gas through main chlorine detector 13, remains chlorine unreacted chamber in monitoring the tail gas, closes main three-way valve 15 immediately, avoids remaining chlorine in the exhaust tail gas, guarantees that tail gas safety discharges, switches the reaction chamber simultaneously and guarantees continuous processing.
The auxiliary exhaust part 9 comprises an auxiliary chlorine gas detector 16, the auxiliary chlorine gas detector 16 is fixed at the end of the exhaust pipe 11 at the top of the auxiliary reaction chamber 3, one end, away from the exhaust pipe 11, of the auxiliary chlorine gas detector 16 is also fixedly communicated with a gas guide pipe 14, the end, away from the auxiliary chlorine gas detector 16, of the gas guide pipe 14 is fixedly communicated with an auxiliary three-way valve 17, the conducting pipe 12 is fixed on the auxiliary three-way valve 17, one side, away from the conducting pipe 12, of the auxiliary three-way valve 17 is also fixedly communicated with a tail gas discharge pipeline, and the auxiliary exhaust part 9 is used for communicating with the.
The two-way air inlet mechanism 5 comprises an air inlet three-way valve 18, the bottoms of the main reaction chamber 2 and the auxiliary reaction chamber 3 are fixedly communicated with an air inlet pipe 19, the two ends of the air inlet three-way valve 18 are respectively fixed with the end parts of the two air inlet pipes 19, the air inlet three-way valve 18 is fixedly communicated with a communicating pipe 20, the communicating pipe 20 is fixedly communicated with the conduction detection mechanism 7, and when the two-way air inlet three-way valve is used, the air inlet three-way valve 18 controls the opening and closing section of the air inlet three-way valve 18 according to the detection data of the main chlorine detector 13 and the auxiliary chlorine detector 16, so that the main reaction chamber 2 and the auxiliary.
Switch on detection mechanism 7 and include tail gas pipe 21, tail gas pipe 21 passes through tee junction spare and the fixed intercommunication of communicating pipe 20, tail gas pipe 21 is located the position of communicating pipe 20 back end and installs one-way conduction valve 22, and tail gas pipe 21 is located the position of communicating pipe 20 anterior segment and installs tail gas detector 23 to effectively detect tail gas, when containing chlorine, then one-way conduction valve 22 closes, and the three-way valve 18 that admits air simultaneously opens, through single reacting chamber, in order to carry out high-efficient processing to chlorine in the tail gas.
In the invention, the main chlorine detector 13, the auxiliary chlorine detector 16 and the tail gas detector 23 are preferably chlorine detection equipment of MIC-500-O2, the main three-way valve 15, the auxiliary three-way valve 17 and the air inlet three-way valve 18 are preferably of a three-way electromagnetic valve structure of SLV1DF02N1AV4 type, the one-way conduction valve 22 is preferably of a 2W-200-20B type, the circuit operates as the conventional circuit, the circuits and control related in the invention are the prior art, and redundant description is not repeated herein.
In the invention, when in use, the one-way conduction valve 22 is continuously opened, the air inlet three-way valve 18 is closed, then the tail gas in the tail gas pipe 21 is detected by the tail gas detector 23, when the tail gas does not contain chlorine gas, the tail gas is discharged through the one-way conduction valve 22, if the tail gas contains chlorine gas, the one-way conduction valve 22 is immediately closed, the air inlet three-way valve 18 is opened, the tail gas is guided into the main reaction chamber 2 for reaction treatment, the tail gas after reaction passes through the exhaust pipe 11 and is discharged to the tail gas discharge pipeline through the auxiliary three-way valve 17 after being detected by the main chlorine gas detector 13, when the reaction liquid in the main reaction chamber 2 is saturated, the chlorine gas in the tail gas does not react and is discharged along with the tail gas, after the chlorine gas passes through the exhaust pipe 11, the chlorine gas in the tail gas is detected by the chlorine gas main detector 13, at this moment, the main, meanwhile, the air inlet three-way valve 18 is switched to work, tail gas in the tail gas pipe 21 is led into the secondary reaction chamber 3, the reaction discharge process is repeated, when the secondary reaction chamber 3 is subjected to reaction treatment, the saturated reaction liquid is discharged from the main reaction chamber 2 through the discharge pipe 6, the discharge pipe 6 is closed when all the tail gas is to be discharged, the tail gas which does not react and contains chlorine is still in the main reaction chamber 2, the main three-way valve 15 is switched to feed the reaction liquid, the secondary three-way valve 17 is in a tail gas exhaust state, after the main reaction chamber 2 is filled with the reaction liquid, the main three-way valve 15 is switched to an exhaust state to be used for continuous processing and standby, when the reaction liquid in the secondary reaction chamber 3 is saturated, the switching is continued, the previous process is repeated, the continuous production processing is further ensured, and the safe discharge of the.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The detection method of the Cl2 detector in waste acid treatment comprises the following steps: 1. turning on a power switch of the chlorine detector; 2. introducing the tail gas into a chlorine detector, wherein the chlorine gas mixed in the tail gas can pass through a stainless steel filter sintered in the chlorine detector; 3. chlorine gas enters the sensor through a gas-permeable film on the sensor; 4. chlorine gas entering the interior of the sensor between the sensor electrode and the electrolyte, oxygen being consumed and a corresponding current being generated between the anode and the cathode; 5. when current flows in the sensor, the lead anode is oxidized into lead oxide, and the intensity of the output current and the concentration of oxygen present an absolute linear function relationship; 6. the chlorine gas is then continuously monitored by a linear function and data.
2. The method for detecting the Cl2 detector in the waste acid treatment according to claim 1, wherein the chlorine detector is installed in a flow-through manner, and a fixed online continuous detection manner is adopted, so that online continuous monitoring is realized, and efficient treatment of chlorine in the tail gas is ensured.
3. A Cl2 processing apparatus in spent acid treatment according to claim 2, comprising a mounting pedestal (1), characterized in that: the device is characterized in that a main reaction chamber (2) and an auxiliary reaction chamber (3) are respectively fixed on a mounting support (1), an exhaust feeding mechanism (4) capable of effectively avoiding residual tail gas emission is arranged at the tops of the main reaction chamber (2) and the auxiliary reaction chamber (3), a discharging pipe (6) is fixedly communicated with the bottoms of the main reaction chamber (2) and the auxiliary reaction chamber (3), a bidirectional air inlet mechanism (5) is arranged at the bottoms of the main reaction chamber (2) and the auxiliary reaction chamber (3), and a conduction detection mechanism (7) is fixedly communicated with the end portion of the bidirectional air inlet mechanism (5).
4. Cl2 processing apparatus in spent acid treatment according to claim 3, characterized in that: exhaust feed mechanism (4) are including main exhaust part (8), vice exhaust part (9) and inlet pipe (10) that are used for puting in reaction raw materials, main reaction chamber (2) and vice reaction chamber (3) top all are fixed the intercommunication have blast pipe (11), main exhaust part (8) and vice exhaust part (9) are installed respectively at two blast pipe (11) tops, and main exhaust part (8) and vice exhaust part (9) relative one side all are fixed the intercommunication have conduction pipe (12), two conduction pipe (12) are through the fixed intercommunication of tee bend connecting piece, inlet pipe (10) and the fixed intercommunication of tee bend connecting piece.
5. Cl2 processing apparatus in spent acid processing according to claim 4, characterized in that: main exhaust part (8) are including main chlorine detector (13), main chlorine detector (13) are fixed at blast pipe (11) tip at main reaction room (2) top, and main chlorine detector (13) keep away from the fixed intercommunication of one end of blast pipe (11) and have air duct (14), the fixed intercommunication of the tip that main chlorine detector (13) were kept away from in air duct (14) has main three-way valve (15), conduction pipe (12) are fixed on main three-way valve (15), one side and the fixed intercommunication of tail gas discharge pipeline that conduction pipe (12) were kept away from in main three-way valve (15).
6. A Cl2 processing apparatus in spent acid treatment according to claim 5, characterized in that: vice exhaust part (9) are including vice chlorine detector (16), the blast pipe (11) tip at vice reaction chamber (3) top is fixed in vice chlorine detector (16), and the one end that blast pipe (11) were kept away from in vice chlorine detector (16) also fixed intercommunication has air duct (14), the end fixing intercommunication that vice chlorine detector (16) were kept away from in air duct (14) has vice three-way valve (17), conduction pipe (12) are fixed on vice three-way valve (17), one side that conduction pipe (12) were kept away from in vice three-way valve (17) also with tail gas discharge pipeline fixed intercommunication.
7. A Cl2 processing apparatus in spent acid treatment according to claim 6, characterized in that: the bidirectional air inlet mechanism (5) comprises an air inlet three-way valve (18), the bottoms of the main reaction chamber (2) and the side reaction chamber (3) are fixedly communicated with an air inlet pipe (19), the two ends of the air inlet three-way valve (18) are respectively fixed with the end parts of the two air inlet pipes (19), the air inlet three-way valve (18) is fixedly communicated with a communicating pipe (20), and the communicating pipe (20) is fixedly communicated with the conduction detection mechanism (7).
8. A Cl2 processing apparatus in spent acid treatment according to claim 7, characterized in that: switch on detection mechanism (7) and include tail-gas pipe (21), tail-gas pipe (21) are through tee bend connecting piece and communicating pipe (20) fixed intercommunication, one-way conduction valve (22) are installed to the position that tail-gas pipe (21) are located communicating pipe (20) back end, and tail-gas detector (23) are installed to the position that tail-gas pipe (21) are located communicating pipe (20) anterior segment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010031213.6A CN111175451A (en) | 2020-01-13 | 2020-01-13 | Detection method and treatment device of Cl2 detector in waste acid treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010031213.6A CN111175451A (en) | 2020-01-13 | 2020-01-13 | Detection method and treatment device of Cl2 detector in waste acid treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111175451A true CN111175451A (en) | 2020-05-19 |
Family
ID=70652647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010031213.6A Pending CN111175451A (en) | 2020-01-13 | 2020-01-13 | Detection method and treatment device of Cl2 detector in waste acid treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111175451A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114887448A (en) * | 2022-04-29 | 2022-08-12 | 上海至纯系统集成有限公司 | Dry-type adsorption tail gas processor |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0650932A (en) * | 1992-07-29 | 1994-02-25 | Japan Storage Battery Co Ltd | Galvanic-cell type oxidizing gas sensor |
| CN103894056A (en) * | 2014-04-13 | 2014-07-02 | 金丽秋 | Continuous acid gas absorption device |
| CN204865492U (en) * | 2015-06-04 | 2015-12-16 | 天津市雍阳减水剂厂 | Water -reducing agent exhaust treatment device |
| CN107998847A (en) * | 2017-11-07 | 2018-05-08 | 无锡艾科瑞思产品设计与研究有限公司 | A kind of wasted nickel catalyst system for carrying emission-control equipment |
| CN207614634U (en) * | 2017-12-13 | 2018-07-17 | 青岛市昌斯达环保科技有限公司 | A kind of acid waste gas collection and treatment device |
| CN208018411U (en) * | 2018-02-23 | 2018-10-30 | 江苏容大材料腐蚀检验有限公司 | Use for laboratory sulfide hydrogen emission-control equipment |
| CN208443007U (en) * | 2018-04-12 | 2019-01-29 | 广西职业技术学院 | A kind of exceeded automatic exhausting device of sleeping indoor formaldehyde concentration |
| CN209530495U (en) * | 2019-01-21 | 2019-10-25 | 合肥立方制药股份有限公司 | Hydrogen sulfide waste gas device for ejecting and absorbing |
-
2020
- 2020-01-13 CN CN202010031213.6A patent/CN111175451A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0650932A (en) * | 1992-07-29 | 1994-02-25 | Japan Storage Battery Co Ltd | Galvanic-cell type oxidizing gas sensor |
| CN103894056A (en) * | 2014-04-13 | 2014-07-02 | 金丽秋 | Continuous acid gas absorption device |
| CN204865492U (en) * | 2015-06-04 | 2015-12-16 | 天津市雍阳减水剂厂 | Water -reducing agent exhaust treatment device |
| CN107998847A (en) * | 2017-11-07 | 2018-05-08 | 无锡艾科瑞思产品设计与研究有限公司 | A kind of wasted nickel catalyst system for carrying emission-control equipment |
| CN207614634U (en) * | 2017-12-13 | 2018-07-17 | 青岛市昌斯达环保科技有限公司 | A kind of acid waste gas collection and treatment device |
| CN208018411U (en) * | 2018-02-23 | 2018-10-30 | 江苏容大材料腐蚀检验有限公司 | Use for laboratory sulfide hydrogen emission-control equipment |
| CN208443007U (en) * | 2018-04-12 | 2019-01-29 | 广西职业技术学院 | A kind of exceeded automatic exhausting device of sleeping indoor formaldehyde concentration |
| CN209530495U (en) * | 2019-01-21 | 2019-10-25 | 合肥立方制药股份有限公司 | Hydrogen sulfide waste gas device for ejecting and absorbing |
Non-Patent Citations (1)
| Title |
|---|
| 中科院合肥智能机械研究所情报室、南京仪表元器件研究所情报室: "伽伐尼电池式气体传感器", 《化学传感器译文集》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114887448A (en) * | 2022-04-29 | 2022-08-12 | 上海至纯系统集成有限公司 | Dry-type adsorption tail gas processor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109231514B (en) | Laboratory environment safety control system | |
| CN111175451A (en) | Detection method and treatment device of Cl2 detector in waste acid treatment | |
| CN114784343A (en) | Power generation system using industrial hydrogen-containing waste gas hydrogen fuel cell | |
| CN111068804A (en) | Laboratory waste water letter sorting is from handling circulation clean bench | |
| CN211896362U (en) | Industrial sewage is desulfurization oxidation pond for secondary treatment based on environmental emission reduction | |
| CN212102422U (en) | A denitrogenation multi-stage processing device for desulfurization waste water | |
| CN210656545U (en) | Laboratory effluent treatment plant | |
| CN210786867U (en) | Waste gas purification environmental protection equipment | |
| CN109589760B (en) | Device and method for rapidly treating hydrogen sulfide for laboratory | |
| CN210505890U (en) | Sewage treatment system for electrocatalysis of persulfate and ozone by modified carbon cloth | |
| CN207546053U (en) | A kind of emission-control equipment | |
| CN207828019U (en) | A kind of emergent treatment system of the waste water containing Low Concentration of Cyanide | |
| CN106086896A (en) | Based on the wiring board acidity etching liquid recycling system in heavy metal containing wastewater treatment | |
| CN219463007U (en) | Tail gas absorbing device for sewage treatment | |
| CN207356890U (en) | A kind of waste gas treatment device of VOCs | |
| CN207445930U (en) | The chlorine treatment circulatory system and chlorine treatment system | |
| CN211358312U (en) | Waste gas treatment device based on chemical washing deodorization | |
| CN212068332U (en) | Exhaust gas removing system capable of recycling absorption liquid | |
| CN217921662U (en) | Backwater treatment system | |
| CN210613371U (en) | Peculiar smell waste gas spraying treatment system for sewage station | |
| CN210613315U (en) | Multistage desulphurization unit | |
| CN208762355U (en) | A kind of new and effective buried sewage treatment equipment | |
| CN110917841B (en) | Waste gas treatment system used in electroplating process and working method thereof | |
| CN207072817U (en) | New foul water disposal facility a kind of energy-efficient and with generating function | |
| CN211636010U (en) | High-temperature waste gas treatment device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200519 |