CN201386024Y - High-conversion rate equipment for preparing chlorine dioxide - Google Patents
High-conversion rate equipment for preparing chlorine dioxide Download PDFInfo
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- CN201386024Y CN201386024Y CN200820182548U CN200820182548U CN201386024Y CN 201386024 Y CN201386024 Y CN 201386024Y CN 200820182548 U CN200820182548 U CN 200820182548U CN 200820182548 U CN200820182548 U CN 200820182548U CN 201386024 Y CN201386024 Y CN 201386024Y
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Abstract
The utility model discloses high-conversion rate equipment for preparing chlorine dioxide. A medicine dissolving machine which is used for dissolving sodium chlorate and hydrogen peroxide, a raw material pump A, a liquid storing tank, a raw material pump B, a metering groove, a metering pump, a heating bottle and a venturi mixing device are orderly connected through pipelines; a sulphuric acid liquid storing tank, the raw material pump B, a sulphuric acid metering groove, a sulphuric acid heating bottle and the venturi mixing device are orderly connected through pipelines; the venturi mixing device, a gas-liquid separator and a reaction vessel are orderly connected through pipelines; an air heating pipe is arranged at an air inlet of the venturi mixing device; the gas-liquid separator is connected with a main air duct through an air duct; a liquid outlet of the gas-liquid separator is connected with the reaction vessel; the air duct of the reaction vessel is connected with the main air duct; multilayer aeration rotational flow plates are arranged in the reaction vessel; and a liquid outlet valve of the reaction vessel is connected with a mother liquid collecting tank through pipelines. When being used for preparing chlorine dioxide, the equipment has the advantages of high conversion rate, high purity, low sterilization cost, safe and reliable system operation, easy centralized management and easy large-scale popularization.
Description
Technical field
The utility model relates to a kind of preparation chlorine dioxide with high purity and accurate equipment of controlling the dioxide peroxide dosage of preparation adding equipment, particularly a kind of high-conversion rate of drinking water disinfect.
Background technology
In the last thirty years, dioxide peroxide has obtained widespread use as a kind of novel sterilization oxygenant in developed country, is a kind of good sterilization oxygenant that replaces liquid chlorine.In the water of chlorine dioxide treatment, can not produce the common carcinogens haloform that forms during with disinfection by chlorine, its security is classified as the AI level by The World Health Organization (WHO), have wide spectrum, quick-acting, nontoxic, consumption is few, drug effect is long, sterilization effect is not subjected to plurality of advantages such as pH value restriction, can reach 100% to the killing rate of part bacterium; Some reducing metal ions in all right oxidizing water of use disinfection by chlorine dioxide are (as Fe
2+, Mn
2+Deng), the iron in the water, manganese there are good removal effect.Present stage, the part water factory of China also brings into use dioxide peroxide to replace liquid chlorine to the tap water disinfection, and main at present employing salt acid system and chlorite legal system are equipped with dioxide peroxide.Salt acid system (R5 method) employing sodium chlorate and hydrochloric acid carry out chemical reaction and prepare dioxide peroxide, and its reaction equation is seen Chemical formula 1; Chlorite method employing Textone and hydrochloric acid carry out chemical reaction and prepare dioxide peroxide, and its reaction equation is seen Chemical formula 2.
NaClO
3+2HCl＝ClO
2+1/2Cl
2+NaCl+H
2O……………1
5NaClO
2+4HCl＝4ClO
2+NaCl+H
2O…………………2
In actual applications, the main drawback that adopts salt acid system (R5 method) preparation dioxide peroxide is that reaction generation gas is the mixed gas of dioxide peroxide and chlorine, and the transformation efficiency of dioxide peroxide is lower; Adopt the chlorite legal system to be equipped with dioxide peroxide and then significantly increased the disinfection of tap water cost because the prices of raw and semifnished materials are expensive.China utility application prospectus CN1803581 discloses a kind of method and apparatus for preparing chlorine dioxide with high purity, in the method, sulfuric acid: sodium chlorate: hydrogen peroxide: 3.8-4.3: 1.5-1.75: 0.8-1.2, this method raw material ratio deviation theory value is bigger, so the raw material consumption height.
The utility model content
The utility model provides a kind of and has prepared chlorine dioxide with high purity with high-conversion rate, and can accurately control the method and apparatus of dioxide peroxide dosage, the technical problem that is solved mainly is to improve dioxide peroxide transformation efficiency and purity, cut down the consumption of raw materials, accurately dynamically the control dioxide peroxide adds to guarantee water quality reaching standard, improves system's serviceability.
The utility model by batching subsystem, feed subsystem, the subsystem that feeds intake, react subsystem, add subsystem, secure subsystem, from control subsystem, many operation bench control subsystem, intelligent environment adapt to subsystem, telecommunication subsystem and the real-time Monitor And Control Subsystem of operation safety totally ten one subsystems constitute complete intelligent chlorine dioxide production dosing system.
The utility model adopts sodium chlorate, hydrogen peroxide, sulfuric acid to carry out the prepared in reaction dioxide peroxide by chemical formula 3:
2NaCl
3+H
2O
2+2H
2SO
4＝2ClO
2+O
2+2NaHSO
4+2H
2O……………3
Reaction raw materials mol ratio of the present utility model is a sulfuric acid: sodium chlorate: hydrogen peroxide=1.9～2.1: 1.9～2.1: 0.9～1.1, reaction raw materials is heated, mixes the back adopts the mode of gas-liquid separation to prepare dioxide peroxide under negative pressure, the dioxide peroxide multiple spot Real-time and Dynamic of preparation is added to staying water, and the water quality of guaranteeing to dispatch from the factory reaches the requirement of " drinking water sanitary standard " GB 5749-2006.
The utility model is by pipeline be linked in sequence Machine for medicine solution, feedstock pump, container for storing liquid, feedstock pump B/C, scale tank, volume pump, Venturi meter mixing tank, gas-liquid separator and reactor; The gas inlet place of Venturi meter mixing tank is equipped with air heating pipe A, on volume pump and the pipeline that the Venturi meter mixing tank is connected heating bottle is installed.
Gas-liquid separator of the present utility model connects the air guide house steward by airway, the leakage fluid dram ligation still of gas-liquid separator, reactor connects the air guide house steward by airway, establishes multilayer aeration eddy flow plate in the reactor, and reactor is provided with tapping valve and is connected with the mother liquor receiving tank by pipeline.
The chlorine dioxide that producer of the present utility model produces enters the gas distributor that adds subsystem through the air guide house steward, be connected to some hydraulic ejectors through corresponding pipeline, the water inlet of hydraulic ejector connects water source from the beginning through water pump, and water outlet connects the reaction tank and the clean water basin of former water treating pond respectively; On the pipeline that connects gas distributor and hydraulic ejector, be connected with spinner-type flowmeter, can distribute the chlorine dioxide flow that respectively adds a little.
The utility model is formulated as the sodium chlorate mixed solution sodium chlorate scale tank of packing into the hydrogen peroxide of the solid sodium chlorate of 99% concentration and 50% concentration, is the dilute sulphuric acid of the 70% concentration sulphur acid meter measuring tank of packing into the vitriol oil thin up of 98% concentration; Two scale tanks by volume pump to Venturi meter mixing tank continuous feeding.
Be heated to before reaction raw materials of the present utility model and the air admission Venturi meter mixing tank 60 ℃ (± 4 ℃); Reaction raw materials and air are the gas-liquid mixed spray through Venturi meter mixing tank thorough mixing; Mixed solution after the gas-liquid separation enters reactor after the multi-layer rotational flow aeration fully reacts, and waste reaction solution is in time discharged by tapping valve.
The gas inlet place of reactor of the present utility model is equipped with air heating pipe B, is heated to before the air admission reactor of aeration 60 ℃ (± 4 ℃).
Establish 1～5 layer of aeration eddy flow plate in the reactor of the present utility model, have a plurality of aeration opening in the eddy flow groove that is provided with on the eddy flow plate; The eddy flow plate is by clockwise, counterclockwise successively be provided with, and eddy flow formation time 〉=2 hour fully react reaction solution, dioxide peroxide turnover ratio 〉=95% (± 1%), purity of chlorine dioxide 〉=95% (± 1%).
Negative pressure value remains on 0.002MPa～0.015MPa scope in the reactor of the present utility model, will react generation gas and in time derive reactor.
Internal system of the present utility model is integrated secure subsystem, from control subsystem, many operation bench control subsystem, telecommunication subsystem and the real-time Monitor And Control Subsystem of operation safety, safeguards system is safe and reliable to operation.
The utility model calculates the dioxide peroxide dosage that needs in real time by a plurality of parameters such as raw water flow, water flow, weather index, water-quality guideline, and the chlorine dioxide of automatic production respective numbers.
Intelligent environment of the present utility model adapts to subsystem and gather raw water flow and water flow data at the under meter that is provided with on reaction tank inhalent siphon and clean water basin rising pipe; The under meter that is provided with on the reaction tank drug feeding pipeline is gathered dosing (as flocculation agent, liquid lime etc.) amount data; Gather the water temperature data at the water thermometer that clean water basin are provided with; Gather water quality data at pH value detector, turbidity detector and dioxide peroxide detector that the clean water basin rising pipe is provided with; Gas thermometer, weather gauge and psychrometer are gathered environmental data.After the above data gathering, be uploaded to database server in the real-time Monitor And Control Subsystem of operation safety by the telecommunication submodule, the historical data that binding data storehouse server is preserved, that determines dioxide peroxide adds total amount (0～10Kg) and respectively add a little best dosage (0～10Kg), and feed back to from control subsystem by the telecommunication subsystem; Automatically accurately regulate preparation of raw material amount, chlorine dioxide production amount and dosage from control subsystem according to the data of server feedback, guarantee that water quality reaches the requirement of " drinking water sanitary standard " GB 5749-2006.
Establish liquid level sensor in the scale tank of the present utility model; Air heating pipe and heating bottle place are equipped with temperature sensor and temperature controlled switch; Pressure transmitter is installed on the reactor, and working range is 0.002MPa～0.015MPa, and secure subsystem will be opened flashing valve automatically when negative pressure is unusual.
The pressure signal of the temperature signal of secure subsystem of the present utility model by the temperature sensor installed in liquid level signal, heating bottle and the air heating pipe of gathering the liquid level sensor of installing in the scale tank, the pressure transmitter that is connected with reactor is controlled the working order of feedstock pump, volume pump, flashing valve; The multilayer tapping valve carries out the discharge opeing operation automatically when system cut-off; Venting is passive valve, opens automatically when system's negative pressure disappears.
Some contact panels that install in producer of the present utility model, automatic control cabinet or other place are interconnected into many operation bench control subsystem, can reflect 20 of quantity of states, 0.01 second communication response time, touch-control interface dimensions 550X380mm; Operator can obtain working state of system and carry out corresponding operating on any contact panel.
Of the present utility modelly form by the control signal circuit that automatic control cabinet, the various transmitters that are distributed in other subsystem and corresponding signal transmission route, automatic control cabinet are connected with other subsystem from control subsystem.Transmitter comprises liquid level sensor, temperature sensor and pressure transmitter.The automatic control cabinet is according to the working order of each subsystem of signal determining of sensor groups collection, send corresponding pump, valve and switch in each subsystem of control corresponding instruction operation according to parameter preset, and working state of system is presented on the touch-control interface so that operator's supervision and operation.Possess parameter setting, system data inquiry and system's online help module from control subsystem, and remote communication interface; From control subsystem data gathering, monitoring, information management, form, trend analysis be provided, land, function such as dynamic simulation, warning, event window, self diagnosis, historical data processing, online help and security control.
The remote communication interface of remote communication module of the present utility model by the automatic control subsystem configures be connected from control subsystem, various parameters can be transferred to operation safety and implement Monitor And Control Subsystem, and steering order is back to from control subsystem; The telecommunication subsystem adopts the CDMA/GPRS wireless communications mode, and data transfer throughput is 1Kbps, and system response time is 0.01 second.
The real-time Monitor And Control Subsystem of operation safety of the present utility model is by the WEB server, database server, the WAP server, the on-line monitoring workstation, the online services center, hardware device and device management modules such as empowerment management mobile phone, user management module, entitlement management module, the real time data acquisition module, the real-time control module of equipment, operation safety Realtime Alerts module, the operation safety module of patrolling in real time, operation classification inquiry Reports module, water quality real-time monitoring alarming module, water quality data classification inquiry Reports module, sizing of equipment detection alarm module, sizing of equipment inquiry Reports module, software modules such as mobile phone entitlement management module are formed, it is a remote real-time centralized management system that possesses the management by different levels authority, but several 1000000 of leading subscriber, but 1000000000 of management equipment quantity, can authorize several 10000000 of mobile phone, warning time delay 5 seconds, control time delay 5 seconds.Server is connected with Internet by router with workstation, router be provided with fireproof brickwork between Internet is connected.
The utility model compared with prior art, adopting sulfuric acid, sodium chlorate, hydrogen peroxide is reaction raw materials, by reaction parameters such as accurate control reaction temperature, reaction pressure and reaction times, and adopt technological design such as multi-layer rotational flow aeration to ensure that raw material fully reacts, realized higher chlorine dioxide concentration and turnover ratio; Intelligent environment of the present utility model adapts to subsystem can realize that accurate dynamic on-demand adds, become error bigger by the experience dosing method into science accurately by real-time feedback parameter dosing method, guaranteeing to reduce raw materials consumption on the basis of water quality reaching standard, reducing disinfection cost; Secure subsystem, reliability of system operation and security have been improved greatly from control subsystem, many operation bench control subsystem, telecommunication subsystem and the real-time Monitor And Control Subsystem of operation safety, and multiple flexible advanced person's long-range strange land real-time management means are provided for the user, effectively reduce cost of human resources and handling cost, be easy to large-scale promotion and use.
Description of drawings
Fig. 1 is the structural representation of the utility model intelligence chlorine dioxide production dosing system.
Fig. 2 is an A-A sectional view among Fig. 1.
Fig. 3 is a B-B sectional view among Fig. 1.
Embodiment
Describe the utility model in detail below in conjunction with the drawings and specific embodiments.
It is raw material that the utility model adopts sodium chlorate and sulfuric acid, hydrogen peroxide is that reductive agent prepares dioxide peroxide, adopt gas-liquid separation under negative pressure, to extract dioxide peroxide and have higher purity, and adopt multi-point adding mode Real-time and Dynamic to add chlorine dioxide to guarantee it.
The utility model by batching subsystem, feed subsystem, the subsystem that feeds intake, react subsystem, add subsystem, secure subsystem, from control subsystem, many operation bench control subsystem, intelligent environment adapt to subsystem, telecommunication subsystem and the real-time Monitor And Control Subsystem of operation safety totally ten one subsystems constitute complete intelligent chlorine dioxide production dosing system.
As shown in Figure 1, by pipeline be linked in sequence Machine for medicine solution (1), feedstock pump A (2), container for storing liquid (3), feedstock pump B (5), scale tank (7), volume pump (9), heating bottle (11) and the Venturi meter mixing tank (15) of dissolving sodium chlorate, hydrogen peroxide; By pipeline be linked in sequence sulfuric acid container for storing liquid (4), feedstock pump B (6), sulphur acid meter measuring tank (3), sulfuric acid heating bottle (12) and Venturi meter mixing tank (15); Venturi meter mixing tank (15), gas-liquid separator (16) and reactor (17) link to each other by the pipeline order; The gas inlet place of Venturi meter mixing tank (15) is equipped with air heating pipe A (13); Gas-liquid separator (16) connects the air guide house steward by airway, the leakage fluid dram ligation still (17) of gas-liquid separator (16), the airway of reactor (17) connects the air guide house steward, establish multilayer aeration eddy flow plate (21) in the reactor (17), the tapping valve of reactor (17) (18,19,20) is connected with mother liquor receiving tank (25) by pipeline.
The utility model can be decomposed into batching subsystem, feed subsystem, the subsystem that feeds intake, reacts subsystem, adds subsystem, secure subsystem, adapt to subsystem, telecommunication subsystem and the real-time Monitor And Control Subsystem of operation safety from control subsystem, many operation bench control subsystem, intelligent environment, and totally ten one subsystems constitute complete intelligent chlorine dioxide production dosing systems.
Batching subsystem of the present utility model is made up of Machine for medicine solution (1), feedstock pump A (2) and corresponding connecting tube.Be 1.9～2.1: 0.9～1.1 preparation sodium chlorate mixed solution by sodium chlorate, hydrogen peroxide mol ratio at first during the preparation dioxide peroxide by the batching subsystem.The superoxol of the solid sodium chlorate of 99% concentration and 50% concentration is added Machine for medicine solution fully stir and be prepared as the sodium chlorate mixed solution, pump into the sodium chlorate container for storing liquid (3) of feed subsystem by feedstock pump A (2).
Feed subsystem of the present utility model is made up of sodium chlorate container for storing liquid (3), sulfuric acid container for storing liquid (4), sodium chlorate feedstock pump B (5), sulfuric acid feedstock pump C (6) and corresponding connecting tube.Preparation is during dioxide peroxide, sodium chlorate container for storing liquid (3) the sodium chlorate mixed solution that the batching subsystem pump is come of packing into, and the vitriol oil thin up that sulfuric acid container for storing liquid (4) then adds with 98% concentration is the dilute sulphuric acid of 70% concentration.The feedstock pump (5,6) of liquid in two container for storing liquids (3,4) by separately is to the subsystem feed that feeds intake.
The subsystem that feeds intake of the present utility model is made up of sodium chlorate scale tank (7), sulphur acid meter measuring tank (8), sodium chlorate volume pump (9), sulfuric acid volume pump (10), sodium chlorate heating bottle (11), sulfuric acid heating bottle (12) and corresponding connecting tube.Preparation is during dioxide peroxide, sodium chlorate mixed solution and dilute sulphuric acid by separately volume pump (9,10) by sulfuric acid: sodium chlorate: hydrogen peroxide=1.9～2.1: 1.9～2.1: 0.9～1.1 mol ratio feeds intake to reacting subsystem continuously; Two kinds of liquid enter before the reaction subsystem, are heated to 60 ℃ (± 4 ℃) by the heating bottle of installing on the pipeline that feeds intake separately (11,12).
Reaction subsystem of the present utility model is made up of Venturi meter mixing tank (15), gas-liquid separator (16), reactor (17), mother liquor receiving tank (25) and corresponding connecting tube.Air heating pipe A (13) is housed on the gas inlet pipe of Venturi meter mixing tank (15), being heated to the air of 60 ℃ (± 4 ℃) and the two kinds of quilts liquid that subsystem is heated to 60 ℃ (± 4 ℃) in advance that feeds intake is vaporific gas-liquid mixture at the quick uniform mixing in the trunnion position of Venturi meter mixing tank (15), and the unfavorable side reaction that this quick uniform mixing process can be avoided influencing purity of chlorine dioxide generates.Enter gas-liquid separator (16) through the vaporific gas-liquid mixture of Venturi meter (15) mixing tank blended (containing chlorine dioxide) and carry out gas-liquid separation, the airway that chlorine dioxide after the separation enters gas-liquid separator (16) top enters the air guide house steward, and the reaction solution after the separation then enters reactor (17) by the liquid discharge pipe of gas-liquid separator (16) bottom.Establish 1～5 layer of aeration eddy flow plate (21,22) in the reactor (17), the eddy flow groove of eddy flow plate (see figure 2) in the direction of the clock successively is provided with the counter clockwise direction (see figure 3), have a plurality of aeration opening (23) on the eddy flow plate, reaction solution forms eddy flow when the eddy flow plate and through a plurality of aeration opening (23) aeration, so that sufficient reacting carries out.The inlet pipe of reactor (17) bottom is provided with air heating pipe B (24), will enter the aeration air heating to 60 ℃ (± 4 ℃) of reactor (17).Warm air rises through the eddy flow plate in reactor (17) from lower to upper, the reaction solution that flows downward with formation eddy flow on the eddy flow plate contacts, the chlorine dioxide that reaction is generated blows out, and the temperature in the reactor (17) is remained within the scope of reaction efficiency the best.The dioxide peroxide that generates in the reactor (17) enters the air guide house steward through the airway of reactor (17) top.Reactor (17) is provided with tapping valve (19,20), is connected with mother liquor receiving tank (25) by pipeline.Entire reaction course is carried out under negative pressure, and negative pressure is produced by the hydraulic ejector that adds subsystem (28).
The subsystem that adds of the present utility model is made up of gas distributor (26), some spinner-type flowmeters (27), some hydraulic ejectors (28) and corresponding connecting tube.The chlorine dioxide that the reaction subsystem generates enters gas distributor (26) through the air guide house steward, and is delivered to each hydraulic ejector (28) through corresponding pipeline, carries out multi-point adding.Hydraulic ejector (28) is by the power water-driven, on hydraulic ejector (28) and pipeline that gas distributor (26) is connected spinner-type flowmeter (27) is installed, and can accurately control and be assigned to the chlorine dioxide flow that respectively adds a little.
Secure subsystem of the present utility model is made up of various transmitters and various safety-valve.In scale tank (7,8), be provided with liquid level sensor (42,43), can feed back the fluid level condition in the scale tank (7,8) in real time, automatically send alarm signal when liquid level is unusual when (too high or too low), and the working order by automatic control subsystem controls feedstock pump B/C (5,6) and volume pump (9,10), guarantee that liquid level is normal in the scale tank (7,8); In heating bottle (11,12), be provided with temperature sensor (58,44), in air heating pipe (13), be provided with temperature sensor (41), in air heating pipe (24), be provided with temperature sensor (54), can feed back state of temperature everywhere in real time, (too high or too low) sends alarm signal automatically during temperature anomaly, and the working order by each heater element of automatic control subsystem controls (11,12,13,24), guarantee that temperature of reaction is normal; On reactor (17), be provided with pressure transmitter (59), negative pressure pressure in the real-time feedback response subsystem of energy, automatically send guard signal when negative pressure is unusual, if the unmanned response of guard signal within a certain period of time, secure subsystem will prevent that mishap from taking place by carry out a series of auto stop operations from control subsystem; On the water inlet pipe of Venturi meter mixing tank (15), be provided with flashing valve (14),, open automatically when accident power-off or shutdown, the reaction solution concentration in the bath diluting reaction subsystem by the ups power power supply; Multilayer leakage fluid dram at reactor (17) is provided with multilayer tapping valve (18), by the ups power power supply, opens automatically when accident power-off or shutdown, can guarantee the reaction solution in the timely emptying reactor (17); Reactor (17) top is provided with venting, and explosion trap (59) is passive valve, opens automatically by gravity when negative pressure disappears, with the residual gas in the timely discharge reaction subsystem.
Intelligent environment of the present utility model adapts to subsystem and is become with database servers group by various transmitters.The under meter that is provided with on reaction tank inhalent siphon and clean water basin rising pipe (46,50) is gathered raw water flow and water flow data; The under meter that is provided with on the reaction tank drug feeding pipeline (47,48) is gathered dosing (as flocculation agent, liquid lime etc.) amount data; Gather the water temperature data at the water thermometer that clean water basin are provided with; Gather water quality data at pH value detector (51), turbidity detector (52) and dioxide peroxide detector (53) that the clean water basin rising pipe is provided with; Gas thermometer (55), weather gauge (56) and psychrometer (57) are gathered environmental data.After the above data gathering, be uploaded to database server (37) in the real-time Monitor And Control Subsystem of operation safety by the telecommunication submodule, the historical data that binding data storehouse server (37) is preserved, that determines dioxide peroxide adds total amount (0～10Kg) and respectively add a little best dosage (0～10Kg), and feed back to from control subsystem by the telecommunication subsystem; By accurately regulating preparation of raw material amount, chlorine dioxide production amount and dosage automatically according to the data of server feedback, guarantee that water quality reaches the requirement of " drinking water sanitary standard " GB 5749-2006 then from control subsystem.
Of the present utility modelly form by the control signal circuit that automatic control cabinet (29), the various transmitters that are distributed in other subsystem and corresponding signal transmission route, automatic control cabinet are connected with other subsystem from control subsystem.Transmitter comprises liquid level sensor (42,43), temperature sensor (41,44,54,58) and pressure transmitter (45).Automatic control cabinet (29) is according to the working order of each subsystem of signal determining of sensor groups collection, send corresponding pump, valve and switch in each subsystem of control corresponding instruction operation according to parameter preset, and working state of system is presented on the touch-control interface so that operator's supervision and operation.Possess parameter setting, system data inquiry and system's online help module from control subsystem, and remote communication interface; And data gathering, monitoring, information management, form, trend analysis be provided, land, function such as dynamic simulation, warning, event window, self diagnosis, historical data processing, online help and security control.
The formation characteristics of many operation bench control subsystem of the present utility model are: the touch-control interface that is provided with on automatic control cabinet and producer, the user can also be within 1000 meters scopes a plurality of places (as office, Surveillance center etc.) a plurality of contact panels (30) are installed, these contact panels and producer and automatic control many operation bench of the interconnection composition of contact panel control subsystem cashier's office in a shop, can reflect 20 (sulfuric acid feedstock pumps of system state amount, the sodium chlorate feedstock pump, sulphur acid meter measuring tank liquid level, sodium chlorate scale tank liquid level, the sulfuric acid volume pump, the sodium chlorate volume pump, the sulfuric acid temperature, the sodium chlorate temperature, air heating pipe A temperature, air heating pipe B temperature, system's negative pressure, chlorine dioxide concentration, tapping valve A, tapping valve B, flashing valve, the telecommunication state, operation, suspend, stop, shutdown), 0.01 second communication response time, touch-control interface dimensions 550X380mm; Contact panel synchronous operation in this subsystem, operator can obtain working state of system and carry out corresponding operating on any contact panel.Many operation bench control subsystem can be clear and intuitive the indicating system working order, the user can control the running status of total system in a plurality of places.
Telecommunication system of the present utility model is made up of remote communication module (31) and the corresponding interface.The remote communication interface of remote communication module (31) by the automatic control subsystem configures be connected from control subsystem, can various parameters be transferred to operation safety by Internet and implement Monitor And Control Subsystem, and steering order is back to from control subsystem; The telecommunication subsystem adopts the CDMA/GPRS wireless communications mode, and data transfer throughput is 1Kbps, and system response time is 0.01 second.
The real-time Monitor And Control Subsystem of operation safety of the present utility model is by WEB server (36), database server (37), WAP server (38), on-line monitoring workstation (39,40), online services center (33), empowerment management mobile phone hardware device and device management modules such as (32), user management module, entitlement management module, the real time data acquisition module, the real-time control module of equipment, operation safety Realtime Alerts module, the operation safety module of patrolling in real time, operation classification inquiry Reports module, water quality real-time monitoring alarming module, water quality data classification inquiry Reports module, sizing of equipment detection alarm module, sizing of equipment inquiry Reports module, software modules such as mobile phone entitlement management module are formed, it is a remote real-time centralized management system that possesses the management by different levels authority, but several 1000000 of leading subscriber, but 1000000000 of management equipment quantity, can authorize several 10000000 of mobile phone, warning time delay 5 seconds, control time delay 5 seconds.Server (36,37,38) is connected with Internet by router (35) with workstation (39,40), router (35) be provided with fireproof brickwork (34) between Internet is connected.
The purity that the utility model prepares chlorine dioxide is 95%, and the transformation efficiency that sodium chlorate is converted into chlorine dioxide is 95%.
Embodiment 1, and the hydrogen peroxide of the solid sodium chlorate of 99% concentration and 50% concentration is formulated as the sodium chlorate mixed solution sodium chlorate scale tank of packing into, is the dilute sulphuric acid of the 75% concentration sulphur acid meter measuring tank of packing into the vitriol oil thin up of 98% concentration; By volume pump sulfuric acid in molar ratio: sodium chlorate: hydrogen peroxide=continuously to Venturi meter mixing tank feed intake at 1.9: 1.9: 0.9, two kinds of solution are heated to 56 ℃ before entering mixing tank, are heated to 56 ℃ before the air admission mixing tank.Sulfuric acid, sodium chlorate mixed solution and air are mixed into vaporific gas-liquid mixture in the Venturi meter mixing tank, enter gas-liquid separator then and carry out gas-liquid separation, and the reaction solution after the separation enters reactor through the multi-layer rotational flow aerated reaction.After tested, chlorine dioxide purity is 95%, and the transformation efficiency that sodium chlorate is converted into chlorine dioxide is 95%.
With the aqueous solution of the five step dioxide peroxide that make of iodometric determinations above embodiment, measure and testing data sees attached list 1.The 122nd page of 2.2.1.2.6 " dioxide peroxide (ClO of " disinfection technology standard " that measuring method is issued according to Ministry of Health of the People's Republic of China in November, 2002 (version in 2002)
2) Determination on content " step of five in chapters and sections iodimetry,iodometry.
Subordinate list 1 is measured and experimental data
In the iodine flask of 500ml, add 200ml distilled water, 1ml phosphate buffered saline buffer, draw 5ml ClO 2 solution sample in iodine flask, add the 10ml liquor kalii iodide again, mixing.When faint yellow, add the 1ml starch solution with the titration of 0.01mol/L Sulfothiorine titrating solution, continue to drip just disappear to blueness till, the record reading is A.
In going out the solution of A value, above-mentioned titration adds 2.5mol/L hydrochloric acid soln 2.5ml again, and the 5min that opens in dark place.Disappear to blue with the titration of 0.01mol/L Sulfothiorine titrating solution, the record reading is B.
In the 500ml iodine flask, add 200ml distilled water, 1ml phosphate buffered saline buffer, drawing 1.0ml～10.0ml ClO 2 solution or diluent is added in the iodine flask, feeding high pure nitrogen then blows to yellow-green colour and disappears, add the 10ml liquor kalii iodide again, with the titration of Sulfothiorine titrating solution when faint yellow, add the 1ml starch solution, continue to drip just disappear to blueness till, the record reading is C.
In going out the solution of C value, above-mentioned titration adds 2.5mol/L hydrochloric acid soln 2.5ml again, and the 5min that opens in dark place.Disappear to blue with the titration of 0.01mol/L Sulfothiorine titrating solution, the record reading is D.
Add 1ml potassium bromide solution and 10ml concentrated hydrochloric acid in the 50ml iodine flask, mixing also adds 1.0ml～10.0ml ClO 2 solution again, clogs bottle stopper and mixing immediately.Place dark place reaction 20min, add the 10ml liquor kalii iodide then, concuss 5s is transferred in the 500ml iodine flask that the saturated disodium phosphate soln of 25ml is housed immediately, clean the 50ml iodine flask and washing lotion is transferred in the 500ml iodine flask, make the last volume of solution at 200ml～300ml.When faint yellow, add the 1ml starch solution with the titration of 0.01mol/L Sulfothiorine titrating solution, continue to drip just disappear to blueness till.Make blank with distilled water simultaneously.Getting reading is E=sample reading-blank reading.
| Embodiment 1 | |
|
|
| Reading A | 3.58ml | 3.60ml | 3.60ml |
| Reading B | 14.85ml | 14.85ml | 14.95ml |
| Reading C | 0.30ml | 0.35ml | 0.30ml |
| Reading D | 0.70ml | 0.65ml | 0.70ml |
| Reading E | 18.48ml | 18.49ml | 18.60ml |
| ClO 2 | 501.08mg/L | 502.85mg/L | 504.62mg/L |
| ClO 2 - | 24.79mg/L | 23.02mg/L | 24.79mg/L |
| ClO 3 - | 1.46mg/L | 1.17mg/L | 1.46mg/L |
| Cl 2 | 2.98mg/L | 3.72mg/L | 2.83mg/L |
Claims (2)
1, a kind of equipment of preparation dioxide peroxide of high-conversion rate is characterized in that: be linked in sequence by pipeline and dissolve Machine for medicine solution (1), feedstock pump A (2), container for storing liquid (3), feedstock pump B (5), scale tank (7), volume pump (9), heating bottle (11) and the Venturi meter mixing tank (15) of sodium chlorate, hydrogen peroxide; By pipeline be linked in sequence sulfuric acid container for storing liquid (4), feedstock pump B (6), sulphur acid meter measuring tank (3), sulfuric acid heating bottle (12) and Venturi meter mixing tank (15); Venturi meter mixing tank (15), gas-liquid separator (16) and reactor (17) link to each other by the pipeline order; The gas inlet place of Venturi meter mixing tank (15) is equipped with air heating pipe (13); Gas-liquid separator (16) connects the air guide house steward by airway, the leakage fluid dram ligation still (17) of gas-liquid separator (16), the airway of reactor (17) connects the air guide house steward, establish multilayer aeration eddy flow plate (21) in the reactor (17), the tapping valve of reactor (17) (18,19,20) is connected with mother liquor receiving tank (25) by pipeline.
2, the equipment of the preparation dioxide peroxide of high-conversion rate according to claim 1 is characterized in that: establish 1～5 layer of aeration eddy flow plate (21,22) in the reactor (17), be provided with a plurality of aeration opening (23) in the eddy flow groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200820182548U CN201386024Y (en) | 2008-12-29 | 2008-12-29 | High-conversion rate equipment for preparing chlorine dioxide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200820182548U CN201386024Y (en) | 2008-12-29 | 2008-12-29 | High-conversion rate equipment for preparing chlorine dioxide |
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| Publication Number | Publication Date |
|---|---|
| CN201386024Y true CN201386024Y (en) | 2010-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200820182548U Expired - Fee Related CN201386024Y (en) | 2008-12-29 | 2008-12-29 | High-conversion rate equipment for preparing chlorine dioxide |
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| Country | Link |
|---|---|
| CN (1) | CN201386024Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103483138A (en) * | 2013-09-27 | 2014-01-01 | 山西焦化股份有限公司 | Method and device for return preparation of crude benzene |
| CN105056847A (en) * | 2015-09-17 | 2015-11-18 | 天津滨海新区东一科技发展有限公司 | Solvent hydrocyclone reaction vessel device |
| CN105399054A (en) * | 2015-11-30 | 2016-03-16 | 江苏海祥环保工程有限公司 | Chlorine dioxide generation system |
-
2008
- 2008-12-29 CN CN200820182548U patent/CN201386024Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103483138A (en) * | 2013-09-27 | 2014-01-01 | 山西焦化股份有限公司 | Method and device for return preparation of crude benzene |
| CN103483138B (en) * | 2013-09-27 | 2015-11-18 | 山西焦化股份有限公司 | A kind of return preparation of crude benzene method and device |
| CN105056847A (en) * | 2015-09-17 | 2015-11-18 | 天津滨海新区东一科技发展有限公司 | Solvent hydrocyclone reaction vessel device |
| CN105399054A (en) * | 2015-11-30 | 2016-03-16 | 江苏海祥环保工程有限公司 | Chlorine dioxide generation system |
| CN105399054B (en) * | 2015-11-30 | 2017-09-29 | 江苏海祥环保工程有限公司 | Chlorine dioxide generating system |
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